Richard R. Ernst

Richard Ernst is a Swiss Physical Chemist and Nobel Laureate in Chemistry 1991 for his work on Fourier Transform Nuclear Magnetic Resonance spectroscopy (FT NMR) and subsequent development of multi dimensional NMR techniques. This development has valuable applications in the field of chemistry and medicine. His discovery made it possible to investigate many types of nuclei and smaller amounts of materials.

Richard Ernst was awarded with Leopold Ruzicka Prize 1969, SMRM Gold Medal 1983, Marcel Benoist Award 1986, ACS John Gamble Kirkwood Medal 1989, AMPERE Prize 1990, Louisa Gross Horwitz Prize 1991 and Wolf Prize in Chemistry 1991.

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Richard R. Ernst
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1962 Silver Medal of ETH-Z for PhD Thesis

1969 Ruzicka-Prize ETH-Z

1983 Gold Medal, Society of Magnetic Resonance in Medicine,  San Francisco, California

1986 Benoist Prize (awarded by the President of Switzerland, Mr. H. Egli)

1989 John Gamble  Kirkwood Medal by  Yale  University and the  New Haven Section of the American Chemical Society

1990 Ampere Prize, 25th Ampere Congress, Stuttgart

1991 Wolf-Prize for Chemistry, Jerusalem

1991 Luisa Gross Horwitz Prize in Biology and Biochemistry, Columbia University in the City of New York

1991 Nobel Prize in Chemistry, The Royal Swedish Academy of Sciences, Stockholm

1992 The 1992 Eastern Analytical Symposium Award for Achievements in Magnetic Resonance

1997 Doctor Honoris Causa of the Universiteit Antwerpen

1998 Doctor Honoris Causa, Babes-Bolyai University, Cluj-Napoca

1999 Doctor Honoris Causa, Université de Montpellier

2000 Doctor Honoris Causa, University of Allahabad, India

2000 Tadeus Reichstein Medal

2002 Doctor Honoris Causa, Charles University, Prague

2004 Romanian National Medal „Steaua Romaniei, Comandor?

2005 Doctor Honoris Causa, King George?s Medical University, Lucknow, India

2006 93rd Indian Science Congress  – General President?s Special Award for Excellence in the field of Science

2006 Doctor Honoris Causa, Universidad Nacional de Cordoba, Argentina

2008 Doctor Honoris Causa, KIIT University, Bhubaneswar, India, Doctor Honoris Causa, Ricardo Palma University, Lima, Peru

2009 Doctor Honoris Causa, Philosophical-Historical Faculty, University Bern

2009 Honorary Director of the  Nobel  Life  Science  Research  Center, Sanshui, Foshan, China

1. R. Ernst., O.A. Stamm, and Hch. Zollinger. “Kinetischer Isotopeneffekt und Isomerenverhältnis bei der Kupplung von deuterierter I-Naphtol-3-Sulfosäure” Helv. Chim. Acta 41, 2274 (1958).

2. H. Primas, R. Arndt, and R. Ernst.. “Group contributions to the chemical shift in proton magnetic resonance of organic compounds” (Int. Meeting of Molecular Spectroscopy, Bologna, Sept. 1959), Advances in Molecular Spectro-scopy, Pergamon Press, London, 1962, p.1246.

3. H. Primas, R. Arndt, and R. Ernst.. “Die Konstruktion von Kernresonanz-Spektrographen hoher Auflösung” Z. Instrumentenkunde 67, 293 (1959).

4. dito 68, 8 (1960).

5. dito 68, 21 (1960).

6. dito 68, 55 (1960).

7. R. Ernst. and H. Primas. “High-resolution NMR-instrumentation: recent advances and prospects” Offprinted from the „Discussions of The Faraday Society? 1962, p.43.

8. R. Ernst.. “Kernresonanz-Spektroskopie mit stochastischen Hochfrequenzfeldern, II. Zur Konstruktion eines optimalen Kernresonanz-Messkopfes” Diss. ETH Zürich, 1962.

9. R.R. Ernst. and H. Primas, “Nuclear magnetic resonance with stochastic high-frequency fields” Helv. Phys. Acta 36, 583 (1963).

10. R.R. Ernst. and H. Primas. “Gegenwärtiger Stand und Entwicklungstendenzen in der Instrumentierung hochauflösender Kern-resonanz-Spektrometer” Ber. Bunsenges. für Phys. Chemie 67, 261 (1963).

11. R.R. Ernst. and J.M. Anderson. “Symmetry properties of double-resonance spectra. II. Additional comments and errata” J. Chem. Phys. 40, 3737 (1964).

12. R.R. Ernst.. “Sensitivity enhancement in magnetic resonance. I. Analysis of the method of time averaging” Rev. Sci. Instrum. 36, 1689 (1965).

13. R.R. Ernst. and W.A. Anderson. “Sensitivity enhancement in magnetic resonance. II. Investigation of intermediate passage condi-tions” Rev. Sci. Instrum. 36, 1696 (1965). 13.a Errata of Number 13.

14. R.R. Ernst. and W.A. Anderson. “Application of Fourier transform spectroscopy to magnetic resonance” Rev. Sci. Instrum. 37, 93 (1966).

15. R.R. Ernst. “Nuclear magnetic double resonance with an incoherent radio-frequency field” J. Chem. Phys. 45, 3845 (1966).

16. R.R. Ernst.. “Sensitivity enhancement in magnetic resonance” Adv. in Magn. Resonance, Vol.2, 1966, Academic Press, New York.

17. R. Freeman, R.R. Ernst., and W.A. Anderson. “Line profiles in nuclear magnetic double resonance” J. Chem. Phys. 46, 1125 (1967).

18. R.R. Ernst.. “Recent applications of computer techniques in nuclear magnetic resonance” unpublished (Varian Associates, Analytical Instrument Division, Palo Alto, CA, (1967)).

19. R.R. Ernst., R. Freeman, Bo Gestblom, and T.R. Lusebrink. “Detection of very small NMR spin coupling constants by resolution enhancement” Mol. Phys. 13, 283 (1967).

20. R.R. Ernst.. “Measurement and control of magnetic field homogeneity” Rev. Sci. Instrum. 39, 998 (1968).

21. R.R. Ernst.. “Numerical Hilbert transform and automatic phase correction in magnetic resonance spectroscopy” J. Magn. Reson. 1, 7 (1969).

22. R.R. Ernst.. “NMR studies of 19F chemical shifts and coupling constants in cyclobutane derivatives. An example of the application of noise decoupling” Mol. Phys. 16, 241 (1969).

23. R.R. Ernst. “Methoden breitbandiger Simultanerregung in der hochauflösenden Kernresonanz-Spektroskopie” Int. Konferenz über Hochfrequenz-Sepktroskopie, Leipzig, 1969.

24. R. Freeman, S. Wittekoek, and R.R. Ernst. “High-resolution NMR study of relaxation mechanisms in a two-spin system” J. Chem. Phys. 52, 1529 (1970).

25. R.R. Ernst. “Magnetic resonance with stochastic excitation” J. Magn. Reson. 3, 10 (1970).

26. M. El Moghazi, R.R. Ernst., and Hs.H. Günthard “Anisotropic NMR spectra of 1,3,5-trichlorobenzene substituted in an ()-sulfur single crystal” J. Magn. Reson. 3, 480 (1970).

27. R.R. Ernst. and H. Benz “Optimum line shape analysis by least-square approximation and linear transformation processes” IEEE Transact. on Audio & Electroacoustics, AU-18, 380 (1970).

28. R.R. Ernst. “Fourier difference spectroscopy” J. Magn. Reson. 4, 280 (1971).

29. R.R. Ernst. “Difference frequency spectrsocopy with analog Fourier analyzer” J. Magn. Reson. 5, 398 (1971).

30. R.R. Ernst. “Fourier transform spectroscopy” in „The Applications of Computer Techniques in Chemical Research?, The Institute of Petroleum, London, 1972.

31. R.R. Ernst. “Die Anwendung von Digitalrechnern zur Steuerung und Datenverarbeitung im spektroskopischen Laboratorium” Chimia 26, 53 (1972).

32. R.R. Ernst. „Comment on “Systems limitations on the Fourier transform relationship between NMR free induc-tion decay and cw line shape” „ J. Chem. Phys. 59, 989 (1973).

33. R.R. Ernst. and R.E. Morgan “Saturation effects in Fourier spectroscopy” Mol. Phys. 26, 49 (1973).

34. E. Bartholdi and R.R. Ernst. “Fourier spectroscopy and the causality principle” J. Magn. Reson. 11, 9 (1973).

35. R.R. Ernst. “Recent developments in Fourier spectroscopy” First Specialized „Colloque Ampère?, Krakow, Poland, 1973, p.38.

36. S. Schäublin, A. Höhener, and R.R. Ernst. “Fourier spectroscopy on nonequilibrium states, application to CIDNP, Overhauser experiments and relaxation time measurements” J. Magn. Reson. 13, 196 (1974).

37. R. Kaiser, E. Bartholdi, and R.R. Ernst. “Diffusion and field-gradient effects in NMR Fourier spectroscopy” J. Chem. Phys. 60, 2966 (1974).

38. R.R. Ernst., W.P. Aue, E. Bartholdi, A. Höhener, and S. Schäublin “Equivalence of Fourier spectroscopy and slow passage in nuclear magnetic resonance” Pure and Appl. Chem. 37, 47 (1974).

39. L. Müller, A. Kumar, Th. Baumann, and R.R. Ernst. “Transient oscillations in NMR cross-polarization experiments in solids” Phys. Rev. Lett. 32, 1402 (1974).

40. A. Höhener, G. Bodenhausen, and R.R. Ernst. “Determination of relaxation parameters in coupled nuclear spin systems by complete sets of Over-hauser experiments” 18th Congress Ampère, Nottingham, 1974, p.469.

41. L. Müller, A. Kumar, Th. Baumann, and R.R. Ernst. “Transient oscillations in NMR cross-polarization experiments in solids” 18th Congress Ampère, Nottingham, 1974, p.557.

42. A. Kumar, D. Welti, and R.R. Ernst. “Imaging of macroscopic objects by NMR Fourier zeugmatography” Naturwissenschaften 62, 34 (1975).

43. R.R. Ernst. “Two-dimensional spectroscopy” Chimia 29, 179 (1975).

44. A. Kumar, D. Welti, and R.R. Ernst. “NMR Fourier zeugmatography” J. Magn. Reson. 18, 69 (1975).

45. L. Müller, A. Kumar, and R.R. Ernst. “Two-dimensional carbon-13 NMR spectroscopy” J. Chem. Phys. 63, 5490 (1975).

46. A. Kumar and R.R. Ernst., “Carbon-13 spin echo modulations in liquids caused by heteronuclear spin coupling” Chem. Phys. Lett. 37, 162 (1976).

47. W.P. Aue, E. Bartholdi, and R.R. Ernst. “Two-dimensional spectroscopy. Application to nuclear magnetic resonance”, J. Chem. Phys. 64, 2229 (1976).

48. W.P. Aue, J. Karhan, and R.R. Ernst. “Homonuclear broad band decoupling and two-dimensional J-resolved NMR spectroscopy” J. Chem. Phys. 64, 4226 (1976).

49. S. Schäublin, A. Wokaun, and R.R. Ernst. “The creation of off-diagonal elements in chemically induced dynamic nuclear polarization experi-ments” Chem. Phys. 14, 285 (1976).

50. Anil Kumar and R.R. Ernst. “Influence of nonresonant nuclei on NMR spin echoes in liquids and in solids” J. Magn. Reson. 24, 425 (1976).

51. E. Bartholdi, A. Wokaun, and R.R. Ernst. “Theory of stochastic NMR spectroscopy. Application of the Itô and Stratonovich calculus” Chem. Phys. 18, 57 (1976).

52. L. Müller, Anil Kumar, and R.R. Ernst. “Two-dimensional carbon-13 spin-echo spectroscopy” J. Magn. Reson. 25, 383 (1977).

53. Anil Kumar, W.P. Aue, P. Bachmann, J. Karhan, L. Müller, and R.R. Ernst. “Two-dimensional spin-echo spectroscopy; a means to resolve proton and carbon NMR spectra” XIXth Congress Ampère, Heidelberg, 1976, p.473.

54. J.A. Ferretti and R.R. Ernst. “Interference effects in NMR correlation spectroscopy of coupled spin systems” J. Chem. Phys. 65, 4283 (1976).

55. A. Frey and R.R. Ernst. “Deformation and orientation of solute molecules in nematic phases” Chem. Phys. Lett. 49, 75 (1977).

56. S. Schäublin, A. Wokaun, and R.R. Ernst. “Pulse techniques applied to chemically induced dynamic nuclear polarization” J. Magn. Reson. 27, 273 (1977).

57. A. Wokaun and R.R. Ernst. “Selective excitation and detection in multilevel spin systems: application of single transition opera-tors” J. Chem. Phys. 67, 1752 (1977).

58. A.A. Maudsley and R.R. Ernst. “Indirect detection of magnetic resonance by heteronuclear two-dimensional spectroscopy” Chem. Phys. Lett. 50, 368 (1977).

59. K. Nagayama, K. Wüthrich., P. Bachmann, and R.R. Ernst. “Two-dimensional J-resolved 1H NMR spectroscopy for studies of biological macromolecules” Biochem. Biophys. Res. Commun. 78, 99 (1977).

60. P. Bachmann, W.P. Aue, L. Müller, and R.R. Ernst. “Phase separation in two-dimensional spectroscopy” J. Magn. Reson. 28, 29 (1977).

61. K. Nagayama, K. Wüthrich., P. Bachmann, and R.R. Ernst. “Two-dimensional NMR spectroscopy. A powerful tool for the investigation of biopolymers in solution” Naturwissenschaften 64, 581 (1977).

62. A. Wokaun and R.R. Ernst. “Selective detection of multiple quantum transitions in NMR by two-dimensional spectroscopy” Chem. Phys. Lett. 52, 407 (1977).

63. R.R. Ernst., W.P. Aue, P. Bachmann, J. Karhan, Anil Kumar, and L. Müller. “Two-dimensional NMR spectroscopy” in „Magnetic Resonance in Condensed Matter – Recent Developments? (eds. R. Blinc and G. Lahaj-nar), Proceedings of the IVth Ampère International Summer School, Pula, Yugoslavia, 1976, p.89.

64. D.H. Welti, M. Linder, and R.R. Ernst. “Comparison of molecular geometries determined by paramagnetic nuclear magnetic resonance relaxation and shift reagents in solution” J. Am. Chem. Soc. 100, 403 (1978).

65. A.A. Maudsley, L. Müller, and R.R. Ernst. “Cross-correlation of spin-decoupled NMR spectra by heteronuclear two-dimensional spectroscopy” J. Magn. Reson. 28, 463 (1977).

66. A.A. Maudsley, A. Wokaun, and R.R. Ernst. “Coherence transfer echoes” Chem. Phys. Lett. 55, 9 (1978).

67. W.P. Aue, P. Bachmann, A. Wokaun, and R.R. Ernst. “Sensitivity of two-dimensional NMR spectroscopy” J. Magn. Reson. 29, 523 (1978).

68. K. Nagayama, P. Bachmann, K. Wüthrich., and R.R. Ernst. “The use of cross-sections and of projections in two-dimensional NMR spectroscopy” J. Magn. Reson. 31, 133 (1978).

69. A. Wokaun and R.R. Ernst. “The use of multiple quantum transitions for relaxation studies in coupled spin systems” Mol. Phys. 36, 317 (1978).

70. R.R. Ernst., L. Müller, K. Nagayama, and K. Wüthrich.. “Décrypter la structure des molécules complexes” La Recherche, No. 95, Vol. 9, 1124 (1978).

71. W.P. Aue and R.R. Ernst. “Scaling of heteronuclear spin coupling by multipulse techniques” J. Magn. Reson. 31, 533 (1978).

72. K. Nagayama, P. Bachmann, R.R. Ernst., and K. Wüthrich.. “Selective spin decoupling in the J-resolved two-dimensional 1H NMR spectra of proteins” Biochem. Biophys. Res. Commun. 86, 218 (1979).

73. R.O. Kühne, T. Schaffhauser, A. Wokaun, and R.R. Ernst. “Study of transient chemical reactions by NMR. Fast stopped-flow Fourier transform experiments” J. Magn. Reson. 35, 39 (1979).

74. K. Wüthrich., K. Nagayama, and R.R. Ernst. “Two-dimensional NMR spectroscopy” Trends Biochem. Sci. 4, N178 (1979).

75. P. Brunner and R.R. Ernst. “Sensitivity and performance time in NMR imaging” J. Magn. Reson. 33, 83 (1979).

76. K. Nagayama, K. Wüthrich., and R.R. Ernst. “Two-dimensional spin echo correlated spectroscopy (SECSY) for 1H NMR studies of biological macromolecules” Biochem. Biophys. Res. Commun. 90, 305 (1979).

77. L. Müller and R.R. Ernst. “Coherence transfer in the rotating frame. Application to heteronuclear cross-correlation spectros-copy” Mol. Phys. 38, 963 (1979).

78. A. Höhener, L. Müller, and R.R. Ernst. “Dipole-coupled carbon-13 spectra, a source of structural information on liquid crystals” Mol. Phys. 38, 909 (1979).

79. R.R. Ernst., W.P. Aue, P. Bachmann, A. Höhener, M. Linder, B. Meier, L. Müller, and A. Wokaun “Application of two-dimensional spectroscopy to problems of physical, chemical and biological rele-vance” XXth Congress Ampère, Tallinn, 1978, p.15.

80. M. Linder, A. Höhener, and R.R. Ernst. “Proton-enhanced carbon-13 resonance in helium-cooled probe; chemical shielding tensor of ben-zene” J. Magn. Reson. 35, 379 (1979).

81. B.H. Meier and R.R. Ernst. “Elucidation of chemical exchange networks by two-dimensional NMR spectroscopy: The heptame-thylbenzenonium ion” J. Am. Chem. Soc. 101, 6441 (1979).

82. A. Wokaun and R.R. Ernst. “Multiple quantum double resonance” Mol. Phys. 38, 1579 (1979).

83. J. Jeener, B.H. Meier, P. Bachmann, and R.R. Ernst. “Investigation of exchange processes by two-dimensional NMR spectroscopy” J. Chem. Phys. 71, 4546 (1979).

84. W.P. Aue, D.P. Burum, and R.R. Ernst. “Scaling of heteronuclear spin interactions by multipulse sequences. Practical guidelines” J. Magn. Reson. 38, 375 (1980).

85. Anil Kumar, R.R. Ernst., and K. Wüthrich.. “A two-dimensional nuclear Overhauser enhancement (2D NOE) experiment for the elucidation of complete proton-proton cross-relaxation networks in biological macromolecules” Biochem. Biophys. Res. Commun. 95, 1 (1980).

86. D.P. Burum and R.R. Ernst. “Net polarization transfer via a J-ordered state for signal enhancement of low-sensitivity nuclei” J. Magn. Reson. 39, 163 (1980).

87. K. Nagayama, Anil Kumar, K. Wüthrich., and R.R. Ernst. “Experimental techniques of two-dimensional correlated spectroscopy” J. Magn. Reson. 40, 321 (1980).

88. A. Minoretti, W.P. Aue, M. Reinhold, and R.R. Ernst. “Coherence transfer by radiofrequency pulses for heteronuclear detecetion of multiple-quantum transitions” J. Magn. Reson. 40, 175 (1980).

89. P. Brunner, M. Reinhold, and R.R. Ernst. “Double quantum cross polarization. Heteronuclear excitation and detection of NMR double quan-tum transitions in solids” J. Chem. Phys. 73, 1086 (1980).

90. Anil Kumar, G. Wagner, R.R. Ernst., and K. Wüthrich.. “Studies of J-connectivities and selective 1H-1H Overhauser effects in H2O solutions of biological macromolecules by two-dimensional NMR experiments” Biochem. Biophys. Res. Commun. 96, 1156 (1980).

91. S. Macura and R.R. Ernst. “Elucidation of cross relaxation in liquids by two-dimensional NMR spectroscopy” Mol. Phys. 41, 95 (1980).

92. M. Linder, A. Höhener, and R.R. Ernst. “Orientation of tensorial interactions determined from two-dimensional NMR powder spectra” J. Chem. Phys. 73, 4959 (1980).

93. Ch. Bösch, Anil Kumar, R. Baumann, R.R. Ernst., and K. Wüthrich.. “Comparison of selective proton-proton Overhauser effects in biological macromolecules observed by one-dimensional and two-dimensional NMR experiments” J. Magn. Reson. 42, 159 (1981).

94. M. Reinhold, P. Brunner, and R.R. Ernst. “Double quantum cross polarization via dipolar order” J. Chem. Phys. 74, 184 (1981).

95. G. Wider, R. Baumann, K. Nagayama, R.R. Ernst., and K. Wüthrich. “Strong spin-spin coupling in the two-dimensional J-resolved 360-MHz 1H NMR spectra of the com-mon amino acids” J. Magn. Reson. 42, 73 (1981).

96. S. Macura, Y. Huang, D. Suter, and R.R. Ernst. “Two-dimensional chemical exchange and cross-relaxation spectroscopy of coupled nuclear spins” J. Magn. Reson. 43, 259 (1981).

97. D.P. Burum, M. Linder, and R.R. Ernst. “A new „tune-up? NMR pulse cycle for minimizing and characterizing phase transients” J. Magn. Reson. 43, 463 (1981).

98. Anil Kumar, G. Wagner, R.R. Ernst., and K. Wüthrich. “Buildup rates of the nuclear Overhauser effect measured by two-dimensional proton magnetic re-sonance spectroscopy: implications for studies of protein conformation” J. Am. Chem. Soc. 103, 3654 (1981).

99. S. Macura and R.R. Ernst. “The study of solvent-solute interactions by two-dimensional NMR spectroscopy” Periodicum Biologorum 83, 87 (1981).

100. T. Schaffhauser, R.R. Ernst., B. Hilti, and C.W. Mayer. “Magnetic resonance study of the quasi one-dimensional conductor bis-(tetrathiotetracene)-triiodide TTT2(I3)1+ and its selenium analogon TSeT2I” Chemica Scripta 17, 27 (1981).

101. R. Baumann, Anil Kumar, R.R. Ernst., and K. Wüthrich. “Improvement of 2D NOE and 2D correlated spectra by triangular multiplication” J. Magn. Reson. 44, 76 (1981).

102. D.P. Burum, M. Linder, and R.R.Ernst. “Low-power multipulse line narrowing in solid-state NMR” J. Magn. Reson. 44, 173 (1981).

103. R. Baumann, G. Wider, R.R. Ernst., and K. Wüthrich. “Improvement of 2D NOE and 2D correlated spectra by symmetrization” J. Magn. Reson. 44, 402 (1981).

104. T. Schaffhauser, R.R. Ernst., B. Hilti, and C.W. Mayer. “Dynamics of the conduction electrons in the one-dimensional conductor bis-tetrathiotetracene-tri-iodide: a proton NMR relaxation study” Phys. Rev. B 24, 76 (1981).

105. Y. Huang, S. Macura, and R.R. Ernst. “Carbon-13 exchange maps for the elucidation of chemical exchange networks” J. Am. Chem. Soc. 103, 5327 (1981).

106. F. Graf, R. Meyer, T.-K. Ha, and R.R. Ernst. “Dynamics of hydrogen bond exchange in carboxylic acid dimers” J. Chem. Phys. 75, 2914 (1981).

107. G. Bodenhausen and R.R. Ernst. “The Accordion experiment, a simple approach to three-dimensional NMR spectroscopy” J. Magn. Reson. 45, 367 (1981).

108. M. Reinhold, P. Brunner, and R.R. Ernst. “Double-quantum cross-polarization, application to 14N spectroscopy” Bull. Magn. Reson. 2, 91 (1981).

109. F. Graf, B.H. Meier, and R.R. Ernst. “Dynamics of hydrogen bonds in molecular solids” Bull. Magn. Reson. 2, 116 (1981).

110. M. Linder and R.R. Ernst. “Orientation of tensorial interactions determined from two-dimensional NMR powder spectra” Bull. Magn. Reson. 2, 128 (1981).

111. S. Macura, R.R. Ernst., Anil Kumar, and K. Wüthrich. “Study of cross-relaxation and nuclear Overhauser effects by two-dimensional NMR spectroscopy” Bull. Magn. Reson. 2, 293 (1981).

112. D.P. Burum, M. Linder, and R.R. Ernst. “Windowless multipulse sequences” Bull. Magn. Reson. 2, 413 (1981).

113. S. Macura, Y. Huang, and R.R. Ernst. “Two-dimensional chemical exchange spectroscopy” Bull. Magn. Reson. 2, 316 (1981).

114. Y. Huang, G. Bodenhausen, and R.R. Ernst. “Use of spy nuclei for relaxation studies in nuclear magnetic resonance” J. Am. Chem. Soc. 103, 6988 (1981).

115. S. Macura, K. Wüthrich., and R.R. Ernst. “Separation and suppression of coherent transfer effects in two-dimensional NOE and chemical exchange spectroscopy” J. Magn. Reson. 46, 269 (1982).

116. B.H. Meier, F. Graf, and R.R. Ernst. “Structure and dynamics of intramolecular hydrogen bonds in carboxylic acid dimers: a solid state NMR study” J. Chem. Phys. 76, 767 (1982).

117. S. Macura, K. Wüthrich., and R.R. Ernst. “The relevance of J cross-peaks in two-dimensional NOE experiments of macromolecules” J. Magn. Reson. 47, 351 (1982).

118. G. Bodenhausen and R.R. Ernst. “Direct determination of rate constants of slow dynamic processes by two-dimensional „Accordion? spectroscopy in nuclear magentic resonance” J. Am. Chem. Soc. 104, 1304 (1982).

119. G. Bodenhausen, P. Caravatti, J. Deli, and R.R. Ernst. “Optical alignment in magic-angle NMR” J. Magn. Reson. 48, 143 (1982).

120. P. Caravatti, G. Bodenhausen, and R.R. Ernst. “Heteronuclear solid-state correlation spectroscopy” Chem. Phys. Lett. 89, 363 (1982).

121. R.R. Ernst. “The information content of two-dimensional Fourier spectroscopy” ACS Symposium Series, No.191, NMR Spectroscopy: New Methods and Applications, ed. G.C. Levy, 1982, p.47.

122. D. Suter and R.R. Ernst. “Spectral spin diffusion in the presence of an extraneous dipolar reservoir” Phys. Rev. B 25, 6038 (1982).

123. G. Eich, G. Bodenhausen, and R.R. Ernst. “Exploring nuclear spin systems by relayed magnetization transfer” J. Am. Chem. Soc. 104, 3731 (1982).

124. G. Bodenhausen and R.R. Ernst. “Two-dimensional exchange difference spectroscopy. Applications to indirect observation of quadrupolar relaxation” Mol. Phys. 47, 319 (1982).

125. P. Caravatti, J.A. Deli, G. Bodenhausen, and R.R. Ernst. “Direct evidence of microscopic homogeneity in disordered solids” J. Am. Chem. Soc. 104, 5506 (1982).

126. M. Hintermann, L. Braunschweiler, G. Bodenhausen, and R.R. Ernst. “Design of a digital phase shifter for multiple-quantum NMR” J. Magn. Reson. 50, 316 (1982).

127. U. Piantini, O.W. Sørensen, and R.R. Ernst. “Multiple quantum filters for elucidating NMR coupling networks” J. Am. Chem. Soc. 104, 6800 (1982).

128. M.H. Levitt, O.W. Sørensen, and R.R. Ernst. “Multiplet-separated heteronuclear two-dimensional NMR spectroscopy” Chem. Phys. Lett. 94, 540 (1983).

129. L. Braunschweiler, G. Bodenhausen, and R.R. Ernst. “Analysis of networks of coupled spins by multiple quantum NMR” Mol. Phys. 48, 535 (1983).

130. O.W. Sørensen and R.R. Ernst. “Elimination of spectral distortion in polarization transfer experiments. Improvements and compari-son of techniques” J. Magn. Reson. 51, 477 (1983).

131. A. Wokaun, H.-P. Lutz, A.P. King, U.P. Wild, and R.R. Ernst. “Energy transfer in surface enhanced luminescence” J. Chem. Phys. 79, 509 (1983).

132. M.H. Levitt, G. Bodenhausen, and R.R. Ernst. “The illusions of spin decoupling” J. Magn. Reson. 53, 443 (1983).

133. L. Braunschweiler and R.R. Ernst. “Coherence transfer by isotropic mixing: application to proton correlation spectroscopy” J. Magn. Reson. 53, 521 (1983).

134. R.V. Hosur, R.R. Ernst., and K. Wüthrich. “A simple two-dimensional measurement of the decoupler power during continuous homonuclear irradiation for the correction of Bloch-Siegert shifts” J. Magn. Reson. 54, 142 (1983).

135. O.W. Sørensen and R.R. Ernst. “Sign determination of 13C-13C coupling constants by sign-labeled polarization transfer” J. Magn. Reson. 54, 122 (1983).

136. M. Rudin, J.M. Fauth, A. Schweiger, R.R. Ernst., L. Zoller, and J.H. Ammeter “Spin density distribution in cobaltocene. A proton ENDOR study on CO(cp)2 diluted in Mn(cp)(CO)3 single crystals” Mol. Phys. 49, 1257 (1983).

137. M.H. Levitt and R.R. Ernst. “Spin-pattern recognition in high-resolution proton NMR spectroscopy” Chem. Phys. Lett. 100, 119 (1983).

138. P. Caravatti, L. Braunschweiler, and R.R. Ernst. “Heteronuclear correlation spectroscopy in rotating solids” Chem. Phys. Lett. 100, 305 (1983).

139. P. Caravatti, G. Bodenhausen, and R.R. Ernst. “Selective pulse experiments in high-resolution solid state NMR” J. Magn. Reson. 55, 88 (1983).

140. H. Kogler, O.W. Sørensen, G. Bodenhausen, and R.R. Ernst. “Low-pass J filters. Suppression of neighbor peaks in heteronuclear relayed correlation spectra” J. Magn. Reson. 55, 157 (1983).

141. O.W. Sørensen, M.H. Levitt, and R.R. Ernst. “Uniform excitation of multiple-quantum coherence: application to multiple quantum filtering” J. Magn. Reson. 55, 104 (1983).

142. O.W. Sørensen, G.W. Eich, M.H. Levitt, G. Bodenhausen, and R.R. Ernst. “Product operator formalism for the description of NMR pulse experiments” Progr. in NMR Spectrosc. 16, 163 (1983).

143. H. Kessler, H. Oschkinat, O.W. Sørensen, H. Kogler, and R.R. Ernst. “Multiple-quantum-filtered homonuclear J, spectra” J. Magn. Reson. 55, 329 (1983).

144. M.H. Levitt and R.R. Ernst. “Composite pulses constructed by a recursive expansion procedure” J. Magn. Reson. 55, 247 (1983).

145. O.W. Sørensen and R.R. Ernst. “Remote heteronuclear correlation via pseudo multiple-quantum spectroscopy” J. Magn. Reson. 55, 338 (1983).

146. M.H. Levitt and R.R. Ernst. “Improvement of pulse performance in NMR coherence transfer experiments. A compensated INADEQUATE experiment” Mol. Phys. 50, 1109 (1983).

147. H. Kessler, M. Bernd, H. Kogler, J. Zarbock, O.W. Sørensen, G. Bodenhausen, and R.R. Ernst. “Peptide conformation. 28. Relayed heteronucelar correlation spectroscopy and conformational analysis of cyclic hexapeptides containing the active sequence of somatostatin” J. Am. Chem. Soc. 105, 6944 (1983).

148. M. Rance, O.W. Sørensen, G. Bodenhausen, G. Wagner, R.R. Ernst., and K. Wüthrich. “Improved spectral resolution in COSY 1H NMR spectra of proteins via double quantum filtering” Biochem. Biophys. Res. Commun. 117, 479 (1983).

149. G. Wider, S. Macura, Anil Kumar, R.R. Ernst., and K. Wüthrich. “Homonuclear two-dimensional 1H NMR of proteins. Experimental procedures” J. Magn. Reson. 56, 207 (1984).

150. O.W. Sørensen, M. Rance, and R.R. Ernst. “Z-filters for purging phase- or multiplet-distorted spectra” J. Magn. Reson. 56, 527 (1984).

151. M.H. Levitt, D. Suter, and R.R. Ernst. “Composite pulse excitation in three-level systems” J. Chem. Phys. 80, 3064 (1984).

152. G. Bodenhausen, H. Kogler, and R.R. Ernst. “Selection of coherence-transfer pathways in NMR pulse experiments” J. Magn. Reson. 58, 370 (1984).

153. M.H. Levitt, G. Bodenhausen, and R.R. Ernst. “Sensitivity of two-dimensional spectra” J. Magn. Reson. 58, 462 (1984).

154. B.H. Meier, R. Meyer, R.R. Ernst., P. Zolliker, A. Furrer, and W. Hälg “Neutron scattering study of dynamically disordered hydrogen bonds: terephthalic acid” Chem. Phys. Lett. 103, 169 (1983).

155. B.H. Meier, R. Meyer, R.R. Ernst., A. Stöckli, A. Furrer, W. Hälg, and I. Anderson “The mechanism of proton dynamics in solid carboxylic acids. Reply to the comment by K. Furic” Chem. Phys. Lett. 108, 522 (1984).

156. M. Rance, G. Wagner, O.W. Sørensen, K. Wüthrich., and R.R. Ernst. “Application of 1-decoupled 2D correlation spectra to the study of proteins” J. Magn. Reson. 59, 250 (1984).

157. G. Bodenhausen, G. Wagner, M. Rance, O.W. Sørensen, K. Wüthrich., and R.R. Ernst. “Longitudinal two-spin order in 2D exchange spectroscopy (NOESY)” J. Magn. Reson. 59, 542 (1984).

158. P. Caravatti, P. Neuenschwander, and R.R. Ernst. “Characterization of heterogeneous polymer blends by two-dimensional proton spin diffusion spec-troscopy” Macromolecules 18, 119 (1985).

159. M. Rance, O.W. Sørensen, W. Leupin, H. Kogler, K. Wüthrich., and R.R. Ernst. “Uniform excitation of multiple-quantum coherence. Application to two-dimensional double-quantum spectroscopy” J. Magn. Reson. 61, 67 (1985).

160. M.H. Levitt, C. Radloff, and R.R. Ernst. “Coherence transfer selection rules induced by symmetry: application to NMR correlation spectros-copy” Chem. Phys. Lett. 114, 435 (1985).

161. R.R. Ernst. “Elucidation of nuclear spin systems by coherence transfer techniques” Plenary lecture of RAMIS-83, Proceedings of the Conference RAMIS-83, Poznan, Poland, Adam Mickiewicz University, 1985.

162. A. Schweiger, L. Braunschweiler, J.-M. Fauth, and R.R. Ernst. “Coherent and incoherent echo spectroscopy with extended-time excitation” Phys. Rev. Lett. 54, 1241 (1985).

163. M. Rance, G. Bodenhausen, G. Wagner, K. Wüthrich., and R.R. Ernst. “A systematic approach to the suppression of J cross peaks in 2D exchange and 2D NOE spectros-copy” J. Magn. Reson. 62, 497 (1985).

164. C. Counsell, M.H. Levitt, and R.R. Ernst. “Analytical theory of composite pulses” J. Magn. Reson. 63, 133 (1985).

165. O.W. Sørensen and R.R. Ernst. “Design of pulse sequences sensitive to relative signs of J coupling constants. Corrections to the SLAP experiment” J. Magn. Reson. 63, 219 (1985).

166. R. Kreis, D. Suter, and R.R. Ernst. “Time-domain zero-field magnetic resonance with field pulse excitation” Chem. Phys. Lett. 118, 120 (1985).

167. L. Braunschweiler, A. Schweiger, J.-M. Fauth, and R.R. Ernst. “Selective excitation in electron spin-echo modulation experiments” J. Magn. Reson. 64, 160 (1985).

168. M.H. Levitt and R.R. Ernst. “Multiple-quantum excitation and spin topology filtration in high-resolution NMR” J. Chem. Phys. 83, 3297 (1985).

169. C.J.R. Counsell, M.H. Levitt, and R.R. Ernst. “The selection of coherence-transfer pathways by inhomogeneous z pulses” J. Magn. Reson. 64, 470 (1985).

170. P. Pfändler, G. Bodenhausen, B.U. Meier, and R.R. Ernst. “Toward automated assigment of nuclear magnetic resonance spectra: pattern recognition in two-dimensional correlation spectra” Anal. Chem. 57, 2510 (1985).

171. C. Griesinger, O.W. Sørensen, and R.R. Ernst. “Two-dimensional correlation of connected NMR transitions” J. Am. Chem. Soc. 107, 6394 (1985).

172. G. Wagner, G. Bodenhausen, N. Müller, M. Rance, O.W. Sørensen, R.R. Ernst., and K. Wüthrich. “Exchange of two-spin order in nuclear magnetic resonance: separation of exchange and cross-relaxation processes” J. Am. Chem. Soc. 107, 6440 (1985).

173. D. Suter and R.R. Ernst. “Spin diffusion in resolved solid-state NMR spectra” Phys. Rev. B 32, 5608 (1985).

174. O.W. Sørensen, C. Griesinger, and R.R. Ernst. “Time reversal of the evolution under scalar spin-spin interactions in NMR. Application for 1 decoupling in two-dimensional NOE spectroscopy” J. Am. Chem. Soc. 107, 7778 (1985).

175. M.H. Frey, G. Wagner, M. Vasák, O.W. Sørensen, D. Neuhaus, E. Wörgötter, J.H.R. Kägi, R.R. Ernst., and K. Wüthrich. “Polypeptide-metal cluster connectivities in metallothionein 2 by novel 1H-113Cd heteronuclear two-dimensional NMR experiments” J. Am. Chem. Soc. 107, 6847 (1985).

176. N. Müller, G. Bodenhausen, K. Wüthrich., and R.R. Ernst. “The appearance of forbidden cross-peaks in two-dimensional nuclear magnetic resonance spectra due to multiexponential T2 relaxation” J. Magn. Reson. 65, 531 (1985).

177. Monograph by R.R. Ernst., G. Bodenhausen, and A. Wokaun “Principles of nuclear magnetic resonance in one and two dimensions” Clarendon Press, Oxford, 1987.

178. M.H. Levitt, D. Suter, and R.R. Ernst. “Spin dynamics and thermodynamics in solid-state NMR cross-polarization” J. Chem. Phys. 84, 4243 (1986).

179. P. Caravatti, M.H. Levitt, and R.R. Ernst. “Selective excitation in solid state NMR in the presence of multiple pulse line narrowing” J. Magn. Reson. 68, 323 (1986).

180. P. Caravatti, P. Neuenschwander, and R.R. Ernst. “Characterization of polymer blends by selective proton spin diffusion NMR measurements” Macromolecules 19, 1889 (1986).

181. R. Kreis, D. Suter, and R.R. Ernst. “Radiofrequency-pulse excitation in time-domain zero-field magnetic resonance” Chem. Phys. Lett. 123, 154 (1986).

182. B.H. Meier and R.R. Ernst. “Structure and dynamics of terephthalic acid from 2 to 300 K. II. The temperature dependence of the disorder: a solid state NMR study” J. Solid State Chem. 61, 126 (1986).

183. J.-M. Fauth, A. Schweiger, L. Braunschweiler, J. Forrer, and R.R. Ernst. “Elimination of unwanted echoes and reduction of dead time in three-pulse electron spin-echo spectroscopy” J. Magn. Reson. 66, 74 (1986).

184. P. Fischer, P. Zolliker, B.H. Meier, R.R. Ernst., A.W. Hewat, J.D. Jorgensen, and F.J. Rotella “Structure and dynamics of terephthalic acid from 2 to 300 K. I. High-resolution neutron diffraction evidence for a temperature-dependent order-disorder transition: a comparison of reactor and pulsed neutron source powder techniques” J. Solid State Chem. 61, 109 (1986).

185. M.H. Frey, W. Leupin, O.W. Sørensen, W.A. Denny, R.R. Ernst., and K. Wüthrich. “Sequence-specific assignment of the backbone 1H- and 31P-NMR lines in a short DNA duplex with homo- and heteronuclear correlated spectroscopy” Biopolymers 24, 2371 (1985).

186. A. Stöckli, A. Furrer, Ch. Schönenberger, B.H. Meier, R.R. Ernst., and I. Anderson “Dynamics of hydrogen bonds in carboxylic acids” Physica 136B, 161 (1986).

187. N. Müller, R.R. Ernst., and K. Wüthrich. “Multiple-quantum-filtered two-dimensional correlated NMR spectroscopy of proteins” J. Am. Chem. Soc. 108, 6482 (1986).

188. C. Griesinger, O.W. Sørensen, and R.R. Ernst. “Correlation of connected transitions by two-dimensional NMR spectroscopy” J. Chem. Phys. 85, 6837 (1986).

189. H. Kessler, C. Griesinger, R. Kerssebaum, K. Wagner, and R.R. Ernst. “Separation of cross-relaxation and J cross-peaks in 2D rotating-frame NMR spectroscopy” J. Am. Chem. Soc. 109, 607 (1987).

190. R. Meyer and R.R. Ernst. “Hydrogen transfer in double minimum potential: kinetic properties derived from quantum dynamics” J. Chem. Phys. 86, 784 (1987).

191. O.W. Sørensen, C. Griesinger, and R.R. Ernst. “Antisymmetric two-dimensional NMR spectra” Chem. Phys. Lett. 135, 313 (1987).

192. M.H. Levitt, C. Radloff, and R.R. Ernst. “Simplification of 2D spectra by (a) topology-selective multiple-quantum filtration or (b) by bilinear mixing” in: Advanced Magnetic Resonance Techniques in Systems of High Molecular Complexity, Vol. 2, Birkhäuser Boston, Inc., 1986, p.49.

193. L. Braunschweiler, A. Schweiger, J.-M. Fauth, and R.R. Ernst. “Extended-time excitation electron spin echo spectroscopy” in: Advanced Magnetic Resonance Techniques in Systems of High Molecular Complexity, Vol. 2, Birkhäuser Boston, Inc., 1986, p.307.

194. L. Braunschweiler, A. Schweiger, J.-M. Fauth, and R.R. Ernst. “Determination of the microwave field strength by microwave-induced transitory oscillations in pulsed electron spin resonance” J. Magn. Reson. 72, 579 (1987).

195. Z. Mádi, B.U. Meier, and R.R. Ernst. “Detection of cross peaks in two-dimensional NMR by cluster analysis” J. Magn. Reson. 72, 584 (1987).

196. R. Brüschweiler, J.C. Madsen, C. Griesinger, O.W. Sørensen, and R.R. Ernst. “Two-dimensional NMR spectroscopy with soft pulses” J. Magn. Reson. 73, 380 (1987).

197. C. Griesinger, O.W. Sørensen, and R.R. Ernst. “A practical approach to three-dimensional NMR spectroscopy” J. Magn. Reson. 73, 574 (1987).

198. R.R. Ernst. “Methodology of magnetic resonance imaging” Quart. Rev. Biophys. 19, 183 (1987).

199. R.R. Ernst. “Two-dimensional NMR spectroscopy: A powerful tool for the investigation of molecular structure and dynamics” Chimia 41, 323 (1987).

200. C. Griesinger, C. Gemperle, O.W. Sørensen, and R.R. Ernst. “Symmetry in coherence transfer. Application to two-dimensional NMR” Mol. Phys. 62, 295 (1987).

201. C. Griesinger, O.W. Sørensen, and R.R. Ernst. “Novel three-dimensional NMR techniques for studies of peptides and biological macromolecules” J. Am. Chem. Soc. 109, 7227 (1987).

202. B.U. Meier, Z.L. Mádi, and R.R. Ernst. “Computer analysis of nuclear spin systems based on local symmetry in 2D spectra” J. Magn. Reson. 74, 565 (1987).

203. R.R. Ernst. “Advanced NMR methods for liquids and solids: two-dimensional spectroscopy” Ber. Bunsenges. Phys. Chemie 91, 1087 (1987).

204. C. Griesinger and R.R. Ernst. “Frequency offset effects and their elimination in NMR rotating-frame cross-relaxation spectroscopy” J. Magn. Reson. 75, 261 (1987).

205. N. Müller, G. Bodenhausen, and R.R. Ernst. “Relaxation-induced violations of coherence transfer selection rules in nuclear magnetic resonance” J. Magn. Reson. 75, 297 (1987).

206. C. Griesinger, O.W. Sørensen, and R.R. Ernst. “Practical aspects of the E.COSY technique. Measurement of scalar spin-spin coupling constants in peptides” J. Magn. Reson. 75, 474 (1987).

207. H. Hauser, C. Radloff, R.R. Ernst., S. Sundell, and I. Pascher “The 31P chemical shielding tensor in phospholipids” J. Am. Chem. Soc. 110, 1054 (1988).

208. C. Gemperle, A. Schweiger, and R.R. Ernst. “ESR-detected nuclear transient nutations: detection schemes and applications” Chem. Phys. Lett. 145, 1 (1988).

209. M.G. Colombo, B.H. Meier, and R.R. Ernst. “Rotor-driven spin diffusion in natural-abundance 13C spin systems” Chem. Phys. Lett. 146, 189 (1989).

210. A. Schweiger and R.R. Ernst. “Pulsed ESR with longitudinal detection. A novel recording technique” J. Magn. Reson. 77, 512 (1988).

211. R.R. Ernst. “A brief account of two-dimensional NMR spectroscopy” Physics of NMR Spectroscopy in Biology and Medicine, 1988, p.158-185, ed. Soc. Italiana di Fisica, Bologna, Italia.

212. R. Brüschweiler, C. Griesinger, O.W. Sørensen, and R.R. Ernst., “Combined use of hard and soft pulses for 1 decoupling in two-dimensional NMR spectroscopy” J. Magn. Reson. 78, 178 (1988).

213. Z.L. Mádi and R.R. Ernst. “Computer analysis of two-dimensional NMR spectra. Estimation of spectral parameters by least-squares approximation” J. Magn. Reson. 79, 513 (1988).

214. B.U. Meier and R.R. Ernst. “Cross-peak analysis in 2D NMR spectroscopy by recursive multiplet contraction” J. Magn. Reson. 79, 540 (1988).

215. S. Pfenninger, A. Schweiger, J. Forrer, and R.R. Ernst. “Echo-detected ESR spectroscopy with magnetic field vector jumps: a novel approach for improving the spectral resolution in disordered systems” Chem. Phys. Lett. 151, 199 (1988).

216. C. Griesinger and R.R. Ernst. “Cross-relaxation in time-dependent nuclear spin systems: invariant trajectory approach” Chem. Phys. Lett. 152, 239 (1988).

217. C. Griesinger, G. Otting, K. Wüthrich., and R.R. Ernst. “Clean TOCSY for 1H spin system identification in macromolecules” J. Am. Chem. Soc. 110, 7870 (1988).

218. R. Kreis, A. Thomas, W. Studer, and R.R. Ernst. “Low frequency pulse excitation in zero field magnetic resonance” J. Chem. Phys. 89, 6623 (1988).

219. H. Oschkinat, C. Griesinger, P.J. Kraulis, O.W. Sørensen, R.R. Ernst., A.M. Gronenborn, and G.M. Clore “Three-dimensional NMR spectroscopy of a protein in solution” Nature 332, 374 (1988).

220. C. Bühlmann, A. Schweiger, and R.R. Ernst. “Hyperfine-selective ENDOR” Chem. Phys. Lett. 154, 285 (1989).

221. C. Radloff and R.R. Ernst. “Spin topology filtration in NMR” Mol. Phys. 66, 161 (1989).

222. J.-M. Fauth, A. Schweiger, and R.R. Ernst. “Recovery of broad hyperfine lines in electron spin-echo envelope modulation spectroscopy of disordered systems” J. Magn. Reson. 81, 262 (1989).

223. M.A. McCoy and R.R. Ernst. “Nuclear spin noise at room temperature” Chem. Phys. Lett. 159, 587 (1989).

224. C. Griesinger, O.W. Sørensen, and R.R. Ernst. “Three-dimensional Fourier spectroscopy. Application to high-resolution NMR” J. Magn. Reson. 84, 14 (1989).

225. H. Cho, S. Pfenninger, C. Gemperle, A. Schweiger, and R.R. Ernst. “Zero deadtime pulsed ESR by remote echo detection” Chem. Phys. Lett. 160, 391 (1989).

226. B.H. Meier, M. Colombo, T. Burmeister, and R.R. Ernst. “Speeding-up and slowing-down spin dynamics and spin diffusion in high-resolution solid state NMR” 24th Congress Ampère, Poznan, Poland, 1988, p.825.

227. R. Brüschweiler, C. Griesinger, and R.R. Ernst. “Correlated motion monitored by NMR relaxation in the rotating frame. A source of structural and dynamic information on macromolecules” J. Am. Chem. Soc. 111, 8034 (1989).

228. P. Robyr, B.H. Meier, and R.R. Ernst. “Radio-frequency-driven nuclear spin diffusion in solids” Chem. Phys. Lett. 162, 417 (1989).

229. S. Boentges, B.U. Meier, C. Griesinger, and R.R. Ernst. “Local symmetry in 2D and 3D NMR spectra” J. Magn. Reson. 85, 337 91989).

230. A. Schweiger, C. Gemperle, and R.R. Ernst. “Soft pulse electron-spin-echo-envelope modulation spectroscopy (soft ESEEM)” J. Magn. Reson. 86, 70 (1990).

231. Z.L. Mádi, C. Griesinger, and R.R. Ernst. “Conformational dynamics of proline residues in antamanide. J coupling analysis of strongly coupled spin systems based on E.COSY spectra” J. Am. Chem. Soc. 112, 2908 (1990).

232. C. Gemperle, O.W. Sørensen, A. Schweiger, and R.R. Ernst. “Optimized polarization transfer in pulse ENDOR experiments” J. Magn. Reson. 87, 502 (1990).

233. C. Gemperle, G. Aebli, A. Schweiger, and R.R. Ernst. “Phase cycling in pulse EPR” J. Magn. Reson. 88, 241 (1990).

234. C. Griesinger, R. Brüschweiler, Z.L. Mádi, O.W. Sørensen, and R.R. Ernst. Recent achievements in multidimensional NMR” Makromol. Chem., Macromol. Symp. 34, 17 (1990).

235. A. Stöckli, B.H. Meier, R. Kreis, R. Meyer, and R.R. Ernst. “Hydrogen bond dynamics in isotopically substituted benzoic acid dimers” J. Chem. Phys. 93, 1502 (1990).

236. R. Meyer and R.R. Ernst. “Transitions induced in a double minimum system by interaction with a quantum mechanical heat bath” J. Chem. Phys. 93, 5518 (1990).

237. B. Roux, R. Brüschweiler, and R.R. Ernst. “The structure of gramicidin A in dimethylsulfoxide/acetone” Eur. J. Biochem. 194, 57 (1990).

238. C. Gemperle, A. Schweiger, and R.R. Ernst. “Novel analytical treatments of electron spin-echo envelope modulation with short and extended pulses” J. Magn. Reson. 91, 273 (1991).

239. T. Schulte-Herbrüggen, Z.L. Mádi, O.W. Sørensen, and R.R. Ernst. “Reduction of multiplet complexity in COSY-type NMR spectra. The bilinear and planar COSY experiments” Mol. Phys. 72, 847 (1991).

240. C. Gemperle, A. Schweiger, and R.R. Ernst. “Electron-spin-echo envelope modulation with improved modulation depth” Chem. Phys. Lett. 178, 565 (1991).

241. R. Brüschweiler, M. Blackledge, and R.R. Ernst. “Multi-conformational peptide dynamics derived from NMR data: a new search algorithm and its application to antamanide” J. Bio. NMR 1, 3 (1991).

242. G.A. Sierra, A. Schweiger, and R.R. Ernst. “Electron-Zeeman-resolved EPR” Chem. Phys. Lett. 184, 363 (1991).

243. J. Briand and R.R. Ernst. “Computer-optimized homonuclear TOCSY experiments with suppression of cross relaxation” Chem. Phys. Lett. 185, 276 (1991).

244. M. Ernst., C. Griesinger, R.R. Ernst., and W. Bermel “Optimized heteronuclear cross polarization in liquids” Mol. Phys. 74, 219 (1991).

245. P. Robyr, B.H. Meier, and R.R. Ernst. “Tensor correlation by 2D spin-diffusion powder NMR spectroscopy: determination of the asymmetry of the hydrogen-bond potential in benzoic acid” Chem. Phys. Lett. 187, 471 (1991).

246. R.R. Ernst. “Without computers – no modern NMR” Computational Aspects of the Study of Biological Macromolecules by Nuclear Magnetic Resonance Spectroscopy, ed. J.C. Hoch et al., Plenum Press, New York, 1991, p.1.

247. R.R. Ernst., M. Blackledge, S. Boentges, J. Briand, R. Brüschweiler, M. Ernst., C. Griesinger, Z.L. Mádi, T. Schulte-Herbrüggen, and O.W. Sørensen “Molecular dynamics of peptides and proteins investigated by NMR” Proteins: Structure, Dynamics, Design, eds. V. Renugopalakrishnan et al., Escom, Leiden, 1991, p.11.

248. R. Brüschweiler and R.R. Ernst. “Molecular dynamics monitored by cross-correlated cross relaxation of spins quantized along orthogonal axes” J. Chem. Phys. 96, 1758 (1992).

249. R.R. Ernst. “Nuclear magnetic resonance Fourier transform spectroscopy (Nobel lecture)” Angew. Chem. Int. Ed. Engl. 31, 805 (1992).

250. R.R. Ernst. “Kernresonanz-Fourier-Transformations-Spektroskopie (Nobel-Vortrag)” Angew. Chem. 104, 817 (1992).

251. R.R. Ernst. “Nuclear magnetic resonance Fourier transform spectroscopy (Nobel lecture)” Bioscience Reports 12, 143 (1992).

252. R. Brüschweiler, B. Roux, M. Blackledge, C. Griesinger, M. Karplus, and R.R. Ernst. “Influence of rapid intramolecular motion on NMR cross-relaxation rates. A molecular dynamics study of antamanide in solution” J. Am. Chem. Soc. 114, 2289 (1992).

253. E.J. Hustedt, A. Schweiger, and R.R. Ernst. “Stimulated soft electron spin echo envelope modulation spectroscopy” J. Chem. Phys. 96, 4954 (1992).

254. R.R. Ernst. “The multidimensional importance of time domain magnetic resonance” in: Pulsed Magnetic Resonance: NMR, ESR and Optics, a recognition of E.L. Hahn, ed. D.M.S. Bagguley, Clarendon Press, Oxford, 1992, p.95.

255. Shanmin Zhang, B.H. Meier, and R.R. Ernst. “Polarization echoes in NMR” Phys. Rev. Lett. 69, 2149 (1992).

256. Shanmin Zhang, B.H. Meier, S. Appelt, M. Mehring, and R.R. Ernst. “Transient oscillations in phase-switched cross-polarization experiments” J. Magn. Reson. A 101, 60 (1993).

257. D. Suter, M. Ernst., and R.R. Ernst. Quantum time-translation machine. An experimental realization Mol. Phys. 78, 95 (1993).

258. Shanmin Zhang, B.H. Meier, and R.R. Ernst. “Local monitoring of proton spin diffusion in static and rotating samples via spy detection” Solid State NMR 1, 313 (1992).

259. M. Tomaselli, B.H. Meier, P. Robyr, U.W. Suter, and R.R. Ernst. “Probing microheterogeneity in polymer systems via two-dimensional 129xenon NMR spy detection. A heterogeneous model blend system” Chem. Phys. Lett. 205, 145 (1993).

260. R.R. Ernst. “Why just NMR ?” Israel J. Chem. 32, 135 (1992).

261. R.R. Ernst. “Nuclear magnetic resonance Fourier transform spectroscopy (Nobel lecture)” Les Prix Nobel, 1991, The Nobel Foundation, 1992.

262. R.M. Brunne, W.F. van Gunsteren, R. Brüschweiler, and R.R. Ernst. “Molecular dynamics simulation of the proline conformational equilibrium and dynamics in anta-manide using the GROMOS force field” J. Am. Chem. Soc. 115, 4764 (1993).

263. J. Briand and R.R. Ernst. “Sensitivity comparison of two-dimensional correlation spectroscopy in the laboratory frame and in the rotating frame” J. Magn Reson. A 104, 54 (1993).

264. J.M. Schmidt, R. Brüschweiler, R.R. Ernst., R.L. Dunbrack, Jr., D. Joseph, and M. Karplus “Molecular dynamics simulation of the proline conformational equilibrium and dynamics in anta-manide using the CHARMM force field” J. Am. Chem. Soc. 115, 8747 (1993).

265. S. Hediger, B.H. Meier, and R.R. Ernst. “Cross polarization under fast magic angle sample spinning using the amplitude-modulated spin-lock sequences” Chem. Phys. Lett. 213, 627 (1993).

266. M.J. Blackledge, R. Brüschweiler, C. Griesinger, J.M. Schmidt, Ping Xu, and R.R. Ernst. “Conformational backbone dyanmics of the cyclic decapeptide antamanide. Application of a new multiconformational search algorithm based on NMR data” Biochem. 32, 10960 (1993).

267. M. Tomaselli, B.H. Meier, P. Robyr, U.W. Suter, and R.R. Ernst. “Direct measurement of xenon exchange between gas and liquid phase by 2D NMR” Chem. Phys. Lett. 214, 1 (1993).

268. S.A. Smith, T.O. Levante, B.H. Meier, and R.R. Ernst. “Computer-simulations in magnetic resonance. An object-oriented programming approach” J. Magn. Reson. A 106, 75 (1994).

269. Shanmin Zhang, B.H. Meier, and R.R. Ernst. “Mismatch-compensated cross polarization. W-MOIST, an improved pulse scheme” J. Magn. Reson. A 108, 30 (1994).

270. S. Hediger, B.H. Meier, Narayanan D. Kurur, Geoffrey Bodenhausen, and R.R. Ernst. “NMR cross polarization by adiabatic passage through the Hartmann-Hahn condition (APHH)” Chem. Phys. Lett. 223, 283 (1994).

271. J.M. Schmidt, O.W. Sørensen, and R.R. Ernst. “Measurement of homonuclear long-range J couplings by relayed E.COSY” J. Magn. Reson. A 109, 80 (1994).

272. P. Robyr, B.H. Meier, P. Fischer, and R.R. Ernst. “A combined structural study using NMR chemical-shielding-tensor correlation and neutron diffrac-tion in polycrystalline methanol” J. Am. Chem. Soc. 116, 5315 (1994).

273. R.R. Ernst. “ENC, a motor of progress in NMR” Concepts in Magn. Reson. 6, 201 (1994).

274. M. Tomaselli, B.H. Meier, M. Baldus, J. Eisenegger, and R.R. Ernst. “An rf-driven nuclear spin-diffusion experiment using zero-angle sample spinning” Chem. Phys. Lett. 225, 131 (1994).

275. R.R. Ernst. “Recent development in NMR methodology for the study of molecular structure and dynamics” Pure & Appl. Chem. 66, 1583 (1994).

276. T. Bremi, M. Ernst., and R.R. Ernst. “Side-chain motion with two degrees of freedom in peptides. An NMR study of phenylalanine side chains in antamanide” J. Phys. Chem. 98, 9322 (1994).

277. R.R. Ernst. “The study of intramolecular dynamics by nuclear magnetic resonance” Pure & Appl. Chem. 66, 1955 (1994).

278. M. Ernst. and R.R. Ernst. “Heteronuclear dipolar cross-correlated relaxation for the investigation of side-chain motions” J. Magn. Reson. A 110, 202 (1994).

279. Shanmin Zhang, Ping Xu, O.W. Sørensen, and R.R. Ernst. “Absence of conservation laws and the reciprocity relation in polarization-transfer experiments” Concepts in Magn. Reson. 6, 275 (1994).

280. R.R. Ernst. “Nuclear magnetic resonance Fourier transform spectroscopy (Nobel lecture)” Bull. Magn. Reson. 16, 5 (1994).

281. M. Baldus, M. Tomaselli, B.H. Meier, and R.R. Ernst. “Broadband polarization-transfer experiments for rotating solids” Chem. Phys. Lett. 230, 329 (1994).

282. S. Hediger, B.H. Meier, and R.R. Ernst. “Rotor-synchronized amplitude-modulated nuclear magnetic resonance spin-lock sequences for improved cross polarization under fast magic angle sample spinning” J. Chem. Phys. 102, 4000 (1995).

283. P. Robyr, M. Tomaselli, J. Straka, C. Grob-Pisano, U.W. Suter, B.H. Meier, and R.R. Ernst. “Rf-driven and proton-driven NMR polarization transfer for investigating local order. An application to solid polymers” Mol. Phys. 84, 995 (1995).

284. R.R. Ernst., S. Boentges, and J.M. Schmidt “Basic aspects of NMR spectroscopy in multiple dimensions” Proc. Indian Acad. Sci. (Chem. Sci.) 106, 1427 (1994).

285. M. Baldus, B.H. Meier, R.R. Ernst., A.P.M. Kentgens, H. Meyer zu Altenschildesche, and R. Nesper “Structure investigation on anhydrous disodium hydrogen phosphate using solid-state NMR and X-ray techniques” J. Am. Chem. Soc. 117, 5141 (1995).

286. P. Robyr, M. Tomaselli, C. Grob-Pisano, B.H. Meier, R.R. Ernst., and U.W. Suter “Characterization of local order in atactic polystyrene using two-dimensional nuclear magnetic reso-nance and atomistic simulations” Macromolecules 28, 5320 (1995).

287. S. Hediger, B.H. Meier, and R.R. Ernst. “Adiabatic passage Hartmann-Hahn cross polarization in NMR under magic angle sample spinning” Chem. Phys. Lett. 240, 449 (1995).

288. T.O. Levante and R.R. Ernst. “Homogeneous versus inhomogeneous quantum-mechanical master equations” Chem. Phys. Lett. 241, 73 (1995).

289. J.M. Schmidt, R.R. Ernst., S. Aimoto, and M. Kainosho “Determination of heteronuclear three-bond J-coupling constants in peptides by a simple heteronu-clear relayed E.COSY experiment” J. Biomol. NMR 6, 95 (1995).

290. R. Wiedenbruch, M. Schick, A. Pampel, B.H. Meier, R.R. Ernst., S. Chaloupka, and L.M. Venanzi “Experimental pressure dependence of quantum mechanical exchange in a metal trihydride” J. Phys. Chem. 99, 13088 (1995).

291. T.O. Levante, M. Baldus, B.H. Meier, and R.R. Ernst. “Formalized quantum mechanical Floquet theory and its application to sample spinning in nuclear magnetic resonance” Mol. Phys. 86, 1195 (1995).

292. R.R. Ernst. “Multidimensional spectroscopy: Concepts” in: Encyclopedia of Nuclear Magnetic Resonance, eds. D.M. Grant and R.K. Harris, J. Wiley and Sons, Chichester, 1996, p.3122.

293. R.R. Ernst. “The success story of Fourier transformation in NMR” in: Encyclopedia of Nuclear Magnetic Resonance, Vol. 1, Historical Perspectives, eds. D.M. Grant and R.K. Harris, J. Wiley and Sons, Chichester, 1996, p.293.

294. T.C. Beutler, T. Bremi, R.R. Ernst., and W.F. van Gunsteren “Motion and conformation of side chains in peptides. A comparison of 2D umbrella-sampling molec-ular dynamics and NMR results” J. Phys. Chem. 100, 2637 (1996).

295. Zhehong Gan and R.R. Ernst., “Shift-independent nuclear spin diffusion by slow magic-angle sample spinning for the exploration of solids” Chem. Phys. Lett. 253, 13 (1996).

296. M. Utz, M. Tomaselli, R.R. Ernst., and U.W. Suter “Orientation of molecular segments by plastic deformation of glassy polycarbonate” Macromolecules 29, 2909 (1996).

297. Zhehong Gan, D.M. Grant, and R.R. Ernst. “NMR chemical shift anisotropy measurements by RF driven rotary resonance” Chem. Phys. Lett. 254, 349 (1996).

298. R.R. Ernst., M.J. Blackledge, T. Bremi, R. Brüschweiler, M. Ernst., C. Griesinger, Z.L. Mádi, J.W. Peng, J.M. Schmidt, and Ping Xu “Intramolecular dynamics of biomolecules, possibilities and limitations of NMR” in: NMR as a Structural Tool for Macromolecules: Current Status and Future Directions, eds. B.D. Nageswara Rao and Marvin D. Kemple, Plenum Press, New York, 1996.

299. R.R. Ernst. “International collaboration in science” Croatica Chemica Acta 69, 441 (1996).

300. T.O. Levante, T. Bremi, and R.R. Ernst. “Pulse-sequence optimization with analytical derivatives. Application to deuterium decoupling in ori-ented phases.” J. Magn. Reson. A 121, 167 (1996).

301. M. Tomaselli, P. Robyr, B.H. Meier, C. Grob-Pisano, R.R. Ernst., and U.W. Suter “Quantification of conformational disorder in glassy polycarbonate by two-dimensional nuclear mag-netic resonance spectroscopy” Mol. Phys. 89, 1663 (1996).

302. S.K. Straus, T. Bremi, and R.R. Ernst. “Resolution enhancement by homonuclear J decoupling in solid state MAS NMR” Chem. Phys. Lett. 262, 709 (1996).

303. Z. Gan and R.R. Ernst. “An improved 2D magic-angle-turning pulse sequence for the measurement of chemical-shift anisotropy” J. Magn. Reson. A 123, 140 (1996).

304. Ch. Scheurer, R. Wiedenbruch, R. Meyer, R.R. Ernst., and D.M. Heinekey “Quantum mechanical exchange in a transition metal hydride complex: NMR data for [cp(PPh3)IrH3]+ fitted by a two-dimensional model” J. Chem. Phys. 106, 1 (1997).

305. M. Tomaselli, S. Hediger, D. Suter, and R.R. Ernst. “Nuclear magnetic resonance polarization and coherence echoes in static and rotating solids” J. Chem. Phys. 105, 10672 (1996).

306. R. Brüschweiler and R.R. Ernst. “A cog-wheel model for nuclear-spin propagation in solids” J. Magn. Reson. 124, 122 (1997).

307. R. Brüschweiler and R.R. Ernst. “Non-ergodic quasi-equilibria in short linear spin 1/2 chains” Chem. Phys. Lett. 264, 393 (1997).

308. R.R. Ernst. “Nuclear magnetic resonance, a powerful tool for the study of biomolecular dynamics” (ILMAC 96: 1st Swiss COST Chemistry Symposium) Chimia 51, 33 (1997).

309. J.W. Peng, C.A. Schiffer, P. Xu, W.F. van Gunsteren, and R.R. Ernst. “Investigations of peptide hydration using NMR and molecular dynamics simulations: A study of effects of water on the conformation and dynamics of antamanide.” J. Biomol. NMR 8, 453 (1996).

310. Z.L. Mádi, B. Brutscher, T. Schulte-Herbrüggen, R. Brüschweiler, and R.R. Ernst. “Time-resolved observation of spin waves in a linear chain of nuclear spins” Chem. Phys. Lett. 268, 300 (1997).

311. S. Hediger, P. Signer, M. Tomaselli, R.R. Ernst., and B.H. Meier “A combination of slow and fast rf field modulation for improved cross polarization in solid-state MAS NMR” J. Magn. Reson. 125, 291 (1997).

312. M. Schick, B. Brutscher, and R.R. Ernst. “Partial unfolding of ubiquitin: A NMR study of pressure and solvent effects” High Pressure Research in the Biosciences and Biotechnology, K. Heremans (Ed.), Leuven University Press, Leuven, Belgium, 1997.

313. M. Tomaselli, M.M. Zehnder, P. Robyr, C. Grob-Pisano, R.R. Ernst., and U.W. Suter “Local conformations in the glassy polycarbonate of 2,2-bis(4-hydroxyphenyl)propane (bisphenol-A)” Macromol. 30, 3579 (1997).

314. Z. Gan and R.R. Ernst. “Frequency- and phase-modulated heteronuclear decoupling in rotating solids” Solid State NMR 8, 153 (1997).

315. T. Bremi, R. Brüschweiler, and R.R. Ernst. “A protocol for the interpretation of side-chain dynamics based on NMR relaxation: Application to phenylalanines in antamanide” J. Am. Chem. Soc. 119, 4272 (1997).

316. B. Brutscher, R. Brüschweiler, and R.R. Ernst. “Backbone dynamics and structural characterization of the partially folded A state of ubiquitin by 1H, 13C, and 15N nuclear magnetic resonance spectroscopy” Biochem. 36, 13043 (1997).

317. M. Utz, J. Eisenegger, U.W. Suter, and R.R. Ernst. “Determination of orientational anisotropy in glassy solids by 2D dipolar spectra with sample flip-ping” J. Magn. Reson. 128, 217 (1997).

318. S.K. Straus, T. Bremi, and R.R. Ernst. “Side-chain conformation and dynamics in a solid peptide: CP-MAS NMR study of valine rotamers and methyl-group relaxation in fully 13C-labelled antamanide” J. Biomol. NMR 10, 119 (1997).

319. U. Drexler, R. Wiedenbruch, C. Scheurer, R. Meyer, R.R. Ernst., S. Chaloupka, and L.M. Venanzi “An NMR investigation of the incoherent tunnelling exchange in a niobium trihydride” Mol. Phys. 93, 471 (1998).

320. B. Brutscher, N.R. Skrynnikov, T. Bremi, R. Brüschweiler, and R.R. Ernst. “Quantitative investigation of dipole-CSA cross-correlated relaxation by ZQ/DQ spectroscopy” J. Magn. Reson. 130, 346 (1998).

321. Z. Gan, P. Robyr, and R.R. Ernst. “Correlation of deuterium quadrupolar tensor orientation via spin diffusion under slow magic-angle sample spinning” Chem. Phys. Lett. 283, 262 (1998).

322. S.F. Lienin, R. Brüschweiler, and R.R. Ernst. “Rotational motion of a solute molecule in a highly viscous liquid studied by 13C NMR: 1,3-dibromo-adamantane in polymeric chlorotrifluoroethene” J. Magn. Reson. 131, 184 (1998).

323. N.R. Skrynnikov, S.F. Lienin, R. Brüschweiler, and R.R. Ernst. “Efficient scalar spin relaxation in the rotating frame for matched radio-frequency fields” J. Chem. Phys. 108, 7662 (1998).

324. Z. Gan and R.R. Ernst. “Three-dimensional nuclear magnetic resonance exchange spectroscopy with rotary resonance in rotating solids: Application to tropolone dynamics” J. Chem. Phys. 108, 9444 (1998).

325. S. Straus, T. Bremi, and R.R. Ernst. “Experiments and strategies for the assignment of fully 13C/15N-labelled polypeptides by solid state NMR” J. Biomolecular NMR 12, 39 (1998).

326. P. Robyr, M. Utz, Z. Gan, C. Scheurer, M. Tomaselli, U.W. Suter, and R.R. Ernst. „Orientation of the chemical shielding anisotropy tensor of the carbonate carbon in diphenyl carbonate and its consequences for NMR studies on polycarbonates” Macromolecules 31, 5818 (1998).

327. S.F. Lienin, T. Bremi, B. Brutscher, R. Brüschweiler, and R.R. Ernst. “Anisotropic intramolecular backbone dynamics of ubiquitin characterized by NMR relaxation and computer simulation” J. Am. Chem. Soc. 120, 9870 (1998).

328. E.B. Fel?dman, R. Brüschweiler, and R.R. Ernst. “From regular to erratic quantum dynamics in long spin 1/2 chains with an xy Hamiltonian” Chem. Phys. Lett. 294, 297 (1998).

329. Z.L. Mádi, R. Brüschweiler, and R.R. Ernst. One- and two-dimensional ensemble quantum computing in spin Liouville space” J. Chem. Phys. 109, 10603 (1998).

330. N.R. Skrynnikov and R.R.Ernst. “Detection of intermolecular chemical exchange through decorrelation of two-spin order” J. Magn. Resonance 137, 276 (1999).

331. C. Scheurer, N.R. Skrynnikov, S.F. Lienin, S.K. Straus, R. Brüschweiler, and R.R. Ernst. “Effects of Dynamics and environment on 15N chemical shielding anisotropy in proteins.

332. M. Utz, A.S. Atallah, R. Robyr, A.H. Widmann, R.R. Ernst, and U.W. Suter. “Solid-state NMR investigation of the structural consequences of plastic deformation in polycarbonates. 1. Global orientational order” Macromolecules 32, 6191 (1999).

333. R.R. Ernst. “The advent of NMR in the light of Sir Peter Mansfield?s innovations” Magma 9, 97 (1999).

334. H.C. Le, T. Hintermann, T. Wessels, Z. Gan, D. Seebach, and R.R. Ernst. “Determination of the amide-plane orientations in a cyclo-beta-peptide by magic-angle-spinning deuterium-correlation spectroscopy and comparison with the powder x-ray structure” Helv. Chim. Acta 84, 208 (2001)



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  • Postings

    Emeritus Professor
    Departement of Chemistry and Applied Biosciences, ETH Zürich