Werner Kutzelnigg - Publications

Affiliations: 
Universität Karlsruhe 

145 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2014 Sokolov AY, Schaefer HF, Kutzelnigg W. Density cumulant functional theory from a unitary transformation: N-representability, three-particle correlation effects, and application to O4(+). The Journal of Chemical Physics. 141: 074111. PMID 25149779 DOI: 10.1063/1.4892946  0.335
2013 Kutzelnigg W. Expansion of a wave function in a Gaussian basis. I. Local versus global approximation International Journal of Quantum Chemistry. 113: 203-217. DOI: 10.1002/Qua.24224  0.324
2012 Kutzelnigg W. Separation of strong (bond-breaking) from weak (dynamical) correlation Chemical Physics. 401: 119-124. DOI: 10.1016/J.Chemphys.2011.10.020  0.326
2012 Kutzelnigg W. Solved and unsolved problems in relativistic quantum chemistry Chemical Physics. 395: 16-34. DOI: 10.1016/J.Chemphys.2011.06.001  0.323
2011 Sun Q, Liu W, Kutzelnigg W. Comparison of restricted, unrestricted, inverse, and dual kinetic balances for four-component relativistic calculations Theoretical Chemistry Accounts. 129: 423-436. DOI: 10.1007/S00214-010-0876-6  0.367
2010 Simmonett AC, Wilke JJ, Schaefer HF, Kutzelnigg W. Density cumulant functional theory: first implementation and benchmark results for the DCFT-06 model. The Journal of Chemical Physics. 133: 174122. PMID 21054021 DOI: 10.1063/1.3503657  0.344
2010 Kutzelnigg W. An alternative hierarchy of electron correlation beyond the electron pair approximation. The Journal of Physical Chemistry. A. 114: 8913-22. PMID 20586437 DOI: 10.1021/Jp104568G  0.316
2009 Kutzelnigg W, Liu W. Relativistic theory of nuclear magnetic resonance parameters in a Gaussian basis representation. The Journal of Chemical Physics. 131: 044129. PMID 19655859 DOI: 10.1063/1.3185400  0.307
2009 Kutzelnigg W. How many‐body perturbation theory (MBPT) has changed quantum chemistry International Journal of Quantum Chemistry. 109: 3858-3884. DOI: 10.1002/Qua.22384  0.319
2008 Kutzelnigg W. The principle-quantum-number (and the radial-quantum-number) expansion of the correlation energy of two-electron atoms. Physical Chemistry Chemical Physics : Pccp. 10: 3460-8. PMID 18535730 DOI: 10.1039/B805284K  0.323
2008 Jaquet R, Kutzelnigg W. Non-adiabatic theory in terms of a single potential energy surface. The vibration–rotation levels of H2+ and D2+ Chemical Physics. 346: 69-76. DOI: 10.1016/J.Chemphys.2008.02.068  0.363
2008 Kutzelnigg W, Liu W. Matrix formulation of direct perturbation theory of relativistic effects in a kinetically balanced basis Chemical Physics. 349: 133-146. DOI: 10.1016/J.Chemphys.2008.01.056  0.331
2008 Kutzelnigg W. Relativistic corrections to the partial wave expansion of two-electron atoms† International Journal of Quantum Chemistry. 108: 2280-2290. DOI: 10.1002/Qua.21747  0.352
2007 Kutzelnigg W. Completeness of a kinetically balanced Gaussian basis. The Journal of Chemical Physics. 126: 201103. PMID 17552746 DOI: 10.1063/1.2744018  0.303
2007 Liu W, Kutzelnigg W. Quasirelativistic theory. II. Theory at matrix level. The Journal of Chemical Physics. 126: 114107. PMID 17381196 DOI: 10.1063/1.2710258  0.31
2007 Kutzelnigg W. What I like about Hückel theory. Journal of Computational Chemistry. 28: 25-34. PMID 17103368 DOI: 10.1002/Jcc.20470  0.321
2007 Kutzelnigg W. Which masses are vibrating or rotating in a molecule Molecular Physics. 105: 2627-2647. DOI: 10.1080/00268970701604671  0.347
2006 Kutzelnigg W. Density-cumulant functional theory. The Journal of Chemical Physics. 125: 171101. PMID 17100419 DOI: 10.1063/1.2387955  0.348
2006 Kutzelnigg W, Jaquet R. Explicitly correlated potential energy surface of H3+, including relativistic and adiabatic corrections. Philosophical Transactions. Series a, Mathematical, Physical, and Engineering Sciences. 364: 2855-74; discussion . PMID 17015373 DOI: 10.1098/Rsta.2006.1871  0.353
2006 Kutzelnigg W, Liu W. Quasirelativistic theory I. Theory in terms of a quasi-relativistic operator Molecular Physics. 104: 2225-2240. DOI: 10.1080/00268970600662481  0.337
2006 Kutzelnigg W, Liu W. Response to “Comment on ‘Quasirelativistic theory equivalent to fully relativistic theory’ ” [J. Chem. Phys. 123, 241102 (2005)] Journal of Chemical Physics. 125: 107102. DOI: 10.1063/1.2338034  0.312
2006 Kutzelnigg W. Density functional theory in terms of a Legendre transformation for beginners Journal of Molecular Structure-Theochem. 768: 163-173. DOI: 10.1016/J.Theochem.2006.05.012  0.307
2005 Kutzelnigg W, Mukherjee D. Minimal parametrization of an n-electron state Physical Review A. 71: 22502. DOI: 10.1103/Physreva.71.022502  0.355
2004 Kutzelnigg W, Mukherjee D. Irreducible Brillouin conditions and contracted Schrödinger equations for n-electron systems. III. Systems of noninteracting electrons. The Journal of Chemical Physics. 120: 7340-9. PMID 15267644 DOI: 10.1063/1.1652465  0.346
2004 Mukherjee D, Kutzelnigg W. Some comments on the coupled cluster with generalized singles and doubles (CCGSD) ansatz Chemical Physics Letters. 397: 174-179. DOI: 10.1016/J.Cplett.2004.08.100  0.338
2003 Kutzelnigg W. Diamagnetism in relativistic theory Physical Review A. 67: 32109. DOI: 10.1103/Physreva.67.032109  0.336
2003 Kutzelnigg W. n‐Electron problem and its formulation in terms of k‐particle density cumulants International Journal of Quantum Chemistry. 95: 404-423. DOI: 10.1002/Qua.10751  0.33
2002 Kutzelnigg W. Perturbation Theory of Relativistic Effects Theoretical and Computational Chemistry. 11: 664-757. DOI: 10.1016/S1380-7323(02)80038-3  0.353
2000 Liu W, Kutzelnigg W, Wüllen Cv. Relativistic MCSCF by means of quasidegenerate direct perturbation theory. II. Preliminary applications Journal of Chemical Physics. 112: 3559-3571. DOI: 10.1063/1.480510  0.347
2000 Kutzelnigg W, Liu W. Relativistic MCSCF by means of quasidegenerate direct perturbation theory. I. Theory Journal of Chemical Physics. 112: 3540-3558. DOI: 10.1063/1.480509  0.344
2000 Müller H, Kutzelnigg W. CC-R12 calculations on the lowest stationary points of the H5+ energy surface Physical Chemistry Chemical Physics. 2: 2061-2066. DOI: 10.1039/B001106L  0.302
2000 Kutzelnigg W, Herigonte Pv. Electron Correlation at the Dawn of The 21st century Advances in Quantum Chemistry. 36: 185-229. DOI: 10.1016/S0065-3276(08)60484-0  0.358
2000 Kutzelnigg W, Mukherjee D. Direct determination of the cumulants of the reduced density matrices Chemical Physics Letters. 317: 567-574. DOI: 10.1016/S0009-2614(99)01410-4  0.308
1999 Kutzelnigg W, Mukherjee D. Cumulant expansion of the reduced density matrices The Journal of Chemical Physics. 110: 2800-2809. DOI: 10.1063/1.478189  0.303
1999 Kutzelnigg W. Ab initio calculation of NMR shielding tensors with applications in structural chemistry Journal of Molecular Structure-Theochem. 463: 200. DOI: 10.1016/S0166-1280(99)00019-6  0.305
1999 Klopper W, Kutzelnigg W, Müller H, Noga J, Vogtner S. Extremal Electron Pairs — Application to Electron Correlation, Especially the R12 Method Topics in Current Chemistry. 203: 21-42. DOI: 10.1007/3-540-48972-X_2  0.322
1999 Kutzelnigg W. Relativistic Corrections To Magnetic Properties Journal of Computational Chemistry. 20: 1199-1219. DOI: 10.1002/(Sici)1096-987X(199909)20:12<1199::Aid-Jcc2>3.0.Co;2-8  0.314
1998 Kutzelnigg W. Almost variational coupled cluster theory Molecular Physics. 94: 65-71. DOI: 10.1080/00268979809482295  0.305
1998 Cencek W, Rychlewski J, Jaquet R, Kutzelnigg W. Sub-microhartree accuracy potential energy surface for H3+ including adiabatic and relativistic effects. I. Calculation of the potential points Journal of Chemical Physics. 108: 2831-2836. DOI: 10.1063/1.475702  0.357
1998 Müller H, Franke R, Vogtner S, Jaquet R, Kutzelnigg W. Toward spectroscopic accuracy of ab initio calculations of vibrational frequencies and related quantities: a case study of the HF molecule Theoretical Chemistry Accounts. 100: 85-102. DOI: 10.1007/S002140050369  0.355
1997 MuLLER H, Kutzelnigg W, Noga J. A CCSD(T)-R12 study of the ten-electron systems Ne, F-, HF, H2O, NH3, NH4+ and CH4 Molecular Physics. 92: 535-546. DOI: 10.1080/002689797170284  0.326
1997 Kutzelnigg W, Mukherjee D. Normal order and extended Wick theorem for a multiconfiguration reference wave function Journal of Chemical Physics. 107: 432-449. DOI: 10.1063/1.474405  0.305
1997 Ottschofski E, Kutzelnigg W. Direct perturbation theory of relativistic effects for explicitly correlated wave functions: The He isoelectronic series Journal of Chemical Physics. 106: 6634-6646. DOI: 10.1063/1.473663  0.373
1997 Müller H, Kutzelnigg W, Noga J, Klopper W. Ch5+ : The Story Goes On. An Explicitly Correlated Coupled-Cluster Study Journal of Chemical Physics. 106: 1863-1869. DOI: 10.1063/1.473340  0.311
1997 Cencek W, Kutzelnigg W. Accurate adiabatic correction for the hydrogen molecule using the Born-Handy formula Chemical Physics Letters. 266: 383-387. DOI: 10.1016/S0009-2614(97)00017-1  0.311
1996 Cencek W, Kutzelnigg W. Accurate relativistic energies of one‐ and two‐electron systems using Gaussian wave functions Journal of Chemical Physics. 105: 5878-5885. DOI: 10.1063/1.472429  0.343
1996 Kaupp M, Wüllen Cv, Franke R, Schmitz aF, Kutzelnigg W. The Structure of XeF6 and of Compounds Isoelectronic with It. A Challenge to Computational Chemistry and to the Qualitative Theory of the Chemical Bond Journal of the American Chemical Society. 118: 11939-11950. DOI: 10.1021/Ja9621556  0.38
1996 Kutzelnigg W, Morgan JD. Hund's rules European Physical Journal D. 36: 197-214. DOI: 10.1007/Bf01426405  0.311
1996 Kutzelnigg W. Friedrich Hund and Chemistry Angewandte Chemie. 35: 572-586. DOI: 10.1002/Anie.199605721  0.361
1995 Noga J, Tunega D, Klopper W, Kutzelnigg W. The performance of the explicitly correlated coupled cluster method. I. The four‐electron systems Be, Li−, and LiH Journal of Chemical Physics. 103: 309-320. DOI: 10.1063/1.469643  0.329
1995 Ottschofski E, Kutzelnigg W. Relativistic Hartree-Fock by means of stationary direct perturbation theory. II. Ground states of rare gas atoms Journal of Chemical Physics. 102: 1752-1757. DOI: 10.1063/1.468702  0.332
1995 Kutzelnigg W, Ottschofski E, Franke R. Relativistic Hartree–Fock by means of stationary direct perturbation theory. I. General theory Journal of Chemical Physics. 102: 1740-1751. DOI: 10.1063/1.468701  0.35
1995 Kutzelnigg W, Fleischer U, Frick F, Hoffbauer W, Jansen M, Grimmer AR. 31P Mas-Nmr An Phosphoroxidsulfiden : Experimentelle Bestimmung Und Quantenchemische Berechnung Der Tensoren Der Chemischen Verschiebung Zeitschrift FüR Anorganische Und Allgemeine Chemie. 621: 2012-2020. DOI: 10.1002/Zaac.19956211206  0.348
1994 Fleischer U, Krüger K, Grossmann G, Kutzelnigg W. Nuclear Magnetic Shielding Tensors in Phosphorus Containing Ring Systems. A Theoretical Study Phosphorus, Sulfur, and Silicon and the Related Elements. 93: 217-220. DOI: 10.1080/10426509408021820  0.302
1994 Wüllen Cv, Fleischer U, Kutzelnigg W. Comment on ‘Theoretical calculations of the nuclear magnetic shielding tensors for the ethylenic carbon atoms in cyclopropenes’ Molecular Physics. 81: 1373-1382. DOI: 10.1080/00268979400100931  0.356
1994 Noga J, Kutzelnigg W. Coupled cluster theory that takes care of the correlation cusp by inclusion of linear terms in the interelectronic coordinates Journal of Chemical Physics. 101: 7738-7762. DOI: 10.1063/1.468266  0.331
1994 Röhse R, Kutzelnigg W, Jaquet R, Klopper W. Potential energy surface of the H+3 ground state in the neighborhood of the minimum with microhartree accuracy and vibrational frequencies derived from it Journal of Chemical Physics. 101: 2231-2243. DOI: 10.1063/1.467663  0.361
1994 Gudat D, Hoffbauer W, Niecke E, Schoeller WW, Fleischer U, Kutzelnigg W. Phosphorus-31 solid-state NMR study of iminophosphines: Influence of electronic Structure and configuration of the double bond on phosphorus shielding Journal of the American Chemical Society. 116: 7325-7331. DOI: 10.1021/Ja00095A041  0.324
1994 Krüger K, Grossmann G, Fleischer U, Franke R, Kutzelnigg W. Ab initio IGLO calculations of31P NMR shielding tensors of thiophosphoryl compounds. I—dithiadiphosphetanes and dithioxophosphoranes Magnetic Resonance in Chemistry. 32: 596-604. DOI: 10.1002/Mrc.1260321006  0.34
1993 Fleischer U, Kutzelnigg W. IGLO Calculations of Phosphorus NMR Chemical Shifts Phosphorus Sulfur and Silicon and the Related Elements. 77: 105-108. DOI: 10.1080/10426509308045630  0.339
1993 Röhse R, Klopper W, Kutzelnigg W. Configuration interaction calculations with terms linear in the interelectronic coordinate for the ground state of H+3. A benchmark study Journal of Chemical Physics. 99: 8830-8839. DOI: 10.1063/1.465551  0.331
1993 Morgan JD, Kutzelnigg W. Hund's rules, the alternating rule, and symmetry holes The Journal of Physical Chemistry. 97: 2425-2434. DOI: 10.1021/J100112A051  0.309
1993 Wüllen Cv, Kutzelnigg W. The MC-IGLO method Chemical Physics Letters. 205: 563-571. DOI: 10.1016/0009-2614(93)80013-F  0.351
1993 Kutzelnigg W. Stationary perturbation theory II. Electron correlation and its effect on properties Theoretical Chemistry Accounts. 86: 41-81. DOI: 10.1007/Bf01113515  0.362
1992 Kutzelnigg W, Morgan JD. Rates of convergence of the partial‐wave expansions of atomic correlation energies Journal of Chemical Physics. 96: 4484-4508. DOI: 10.1063/1.462811  0.308
1992 Franke R, Kutzelnigg W. Perturbative relativistic calculations for one-electron systems in a Gaussian basis Chemical Physics Letters. 199: 561-566. DOI: 10.1016/0009-2614(92)85010-8  0.368
1992 Kutzelnigg W. Stationary perturbation theory. I : Survey of basic concepts Theoretical Chemistry Accounts. 83: 263-312. DOI: 10.1007/Bf01132835  0.335
1991 Termath V, Klopper W, Kutzelnigg W. Wave functions with terms linear in the interelectronic coordinates to take care of the correlation cusp. III. Second‐order Mo/ller–Plesset (MP2‐R12) calculations on molecules of first row atoms Journal of Chemical Physics. 94: 2002-2019. DOI: 10.1063/1.459922  0.352
1991 Kutzelnigg W, Klopper W. Wave functions with terms linear in the interelectronic coordinates to take care of the correlation cusp. I. General theory Journal of Chemical Physics. 94: 1985-2001. DOI: 10.1063/1.459921  0.369
1991 Fleischer U, Schindler M, Kutzelnigg W. Iglo calculations of 19F-NMR chemical shifts Journal of Fluorine Chemistry. 54: 364. DOI: 10.1016/S0022-1139(00)83873-7  0.324
1991 Schmitz F, Kutzelnigg W. Quantum chemical calculations on the problem of 'stereochemically active' electron pairs Journal of Fluorine Chemistry. 54: 353. DOI: 10.1016/S0022-1139(00)83862-2  0.364
1991 Klopper W, Röhse R, Kutzelnigg W. CID and CEPA calculations with linear r12 terms Chemical Physics Letters. 178: 455-461. DOI: 10.1016/0009-2614(91)87002-S  0.343
1990 Klopper W, Kutzelnigg W. MP2-R12 calculations on the relative stability of carbocations The Journal of Physical Chemistry. 94: 5625-5630. DOI: 10.1021/J100377A040  0.33
1990 Kutzelnigg W. Perturbation theory of relativistic corrections European Physical Journal D. 15: 27-50. DOI: 10.1007/Bf01436910  0.355
1989 Kutzelnigg W, Mukherjee D. Time‐independent theory of one‐particle Green’s functions Journal of Chemical Physics. 90: 5578-5594. DOI: 10.1063/1.456411  0.316
1989 Kutzelnigg W. Ab initio calculation of molecular properties Journal of Molecular Structure-Theochem. 202: 11-61. DOI: 10.1016/0166-1280(89)87003-4  0.382
1988 Kutzelnigg W. Orthogonal and non-orthogonal hybrids Journal of Molecular Structure-Theochem. 169: 403-419. DOI: 10.1016/0166-1280(88)80273-2  0.315
1988 Kutzelnigg W. Present and future trends in quantum chemical calculations Journal of Molecular Structure-Theochem. 181: 33-54. DOI: 10.1016/0166-1280(88)80028-9  0.361
1988 Kutzelnigg W. Origin and meaning of the Fermi contact interaction Theoretical Chemistry Accounts. 73: 173-200. DOI: 10.1007/Bf00528203  0.336
1988 Kutzelnigg W. Ab‐initio Molecular Orbital Theory. Von W. J. Hehre. L. Radom. P. von R. Schleyer und J. A. Pople. Wiley, Chichester 1986. XVIII, 548 S., geb. £ 81.80. – ISBN 0‐47181241‐2 Angewandte Chemie. 100: 312-312. DOI: 10.1002/Ange.19881000240  0.303
1987 Kutzelnigg W. The relativistic many body problem in molecular theory Physica Scripta. 36: 416-431. DOI: 10.1088/0031-8949/36/3/007  0.36
1987 Fleischer U, Schindler M, Kutzelnigg W. Theory of 31P Chemical Shifts Phosphorus Sulfur and Silicon and the Related Elements. 30: 673-673. DOI: 10.1080/03086648708079167  0.318
1987 Fleischer U, Schindler M, Kutzelnigg W. Magnetic properties in terms of localized quantities. VI. Small hydrides, fluorides, and homonuclear molecules of phosphorus and silicon Journal of Chemical Physics. 86: 6337-6347. DOI: 10.1063/1.452419  0.311
1987 Klopper W, Kutzelnigg W. Møller-plesset calculations taking care of the correlation CUSP Chemical Physics Letters. 134: 17-22. DOI: 10.1016/0009-2614(87)80005-2  0.349
1986 Klopper W, Kutzelnigg W. Gaussian basis sets and the nuclear cusp problem Journal of Molecular Structure-Theochem. 135: 339-356. DOI: 10.1016/0166-1280(86)80068-9  0.306
1986 Kutzelnigg W, Reitz H, Durmaz S, Koch S. Direct calculation of energy differences, such as ionization potentials Journal of Chemical Sciences. 96: 177-194. DOI: 10.1007/Bf02974150  0.368
1985 Kutzelnigg W. r12-Dependent terms in the wave function as closed sums of partial wave amplitudes for large l Theoretical Chemistry Accounts. 68: 445-469. DOI: 10.1007/Bf00527669  0.338
1985 Orendt AM, Facelli JC, Grant DM, Michl J, Walker FH, Dailey WP, Waddell ST, Wiberg KB, Schindler M, Kutzelnigg W. Low temperature 13C NMR magnetic resonance in solids 4. Cyclopropane, bicyclo[1.1.0]butane and [1.1.1] propellane Theoretica Chimica Acta. 68: 421-430. DOI: 10.1007/Bf00527667  0.335
1984 Kutzelnigg W. Quantum chemistry in Fock space. III. Particle‐hole formalism Journal of Chemical Physics. 80: 822-830. DOI: 10.1063/1.446736  0.352
1984 Kutzelnigg W. Basis set expansion of the dirac operator without variational collapse International Journal of Quantum Chemistry. 25: 107-129. DOI: 10.1002/Qua.560250112  0.321
1983 Wallmeier H, Kutzelnigg W. Basis-set expansion of the Dirac equation without variational collapse: Numerical test of the forth-back free-particle Foldy-Wouthuysen transformation Physical Review A. 28: 3092-3094. DOI: 10.1103/Physreva.28.3092  0.337
1983 Schindler M, Kutzelnigg W. Theory of magnetic susceptibilities and N.M.R. chemical shifts in terms of localized quantities Molecular Physics. 48: 781-798. DOI: 10.1080/00268978300100581  0.339
1982 Kutzelnigg W, Schwarz WHE. Formation of the chemical bond and orbital contraction Physical Review A. 26: 2361-2367. DOI: 10.1103/Physreva.26.2361  0.33
1982 Kutzelnigg W. Quantum chemistry in Fock space. I. The universal wave and energy operators Journal of Chemical Physics. 77: 3081-3097. DOI: 10.1063/1.444231  0.313
1982 Schindler M, Kutzelnigg W. Theory of magnetic susceptibilities and NMR chemical shifts in terms of localized quantities. II. Application to some simple molecules Journal of Chemical Physics. 76: 1919-1933. DOI: 10.1063/1.443165  0.339
1980 Meyer W, Hariharan PC, Kutzelnigg W. Refined abinitio calculation of the potential energy surface of the He–H2 interaction with special emphasis to the region of the van der Waals minimum Journal of Chemical Physics. 73: 1880-1897. DOI: 10.1063/1.440324  0.318
1980 Kutzelnigg W. The ‘‘primitive’’ wave function in the theory of intermolecular interactions Journal of Chemical Physics. 73: 343-359. DOI: 10.1063/1.439880  0.357
1980 Kutzelnigg W. Theory of Magnetic Susceptibilities and NMR Chemical Shifts in Terms of Localized Quantities Israel Journal of Chemistry. 19: 193-200. DOI: 10.1002/Ijch.198000020  0.317
1979 Maeder F, Kutzelnigg W. Natural states of interacting systems and their use for the calculation of intermolecular forces. IV. Calculation of van der Waals coefficients between one- and two-valence-electron atoms in their ground states, as well as of polarizabilities, oscillator strength sums and related quantities, including correlation effects Chemical Physics. 42: 95-112. DOI: 10.1016/0301-0104(79)85171-X  0.333
1979 Reitz H, Kutzelnigg W. Direct calculation of energy differences by a common unitary transformation of two model states, with application to ionization potentials Chemical Physics Letters. 66: 111-115. DOI: 10.1016/0009-2614(79)80379-6  0.345
1978 Maeder F, Kutzelnigg W. Natural states of interacting systems and their use for the calculation of intermolecular forces. II. Natural states in the asymptotic 1/R expansion Chemical Physics. 32: 457-469. DOI: 10.1016/0301-0104(78)85027-7  0.361
1978 Kutzelnigg W, Maeder F. Natural states of interacting systems and their use for the calculation of intermolecular forces.: I. General theory of the natural states of interacting systems Chemical Physics. 32: 451-455. DOI: 10.1016/0301-0104(78)85026-5  0.307
1978 Kutzelnigg W. Asymptotic behavior of the primitive function of different “symmetry‐adapted” perturbation schemes for the H 2+ ground state International Journal of Quantum Chemistry. 14: 101-120. DOI: 10.1002/Qua.560140110  0.325
1977 Kutzelnigg W. Quantum chemical studies of CO, CS and related double bonds Pure and Applied Chemistry. 49: 981-1000. DOI: 10.1351/Pac197749070981  0.322
1977 Driessler F, Kutzelnigg W. Analysis of the chemical bond Theoretical Chemistry Accounts. 43: 307-328. DOI: 10.1007/Bf00548687  0.341
1977 Kutzelnigg W, Meunier A, Lévy B, Berthier G. On the dependence of the energy given by a CI limited to double substitutions with respect to the number of electrons International Journal of Quantum Chemistry. 12: 777-779. DOI: 10.1002/Qua.560120414  0.487
1976 Maeder F, Kutzelnigg W. Ab-initio calculation of van der waals constants (C6, C8, C10) for two-valence-electron atoms, including correlation effects Chemical Physics Letters. 37: 285-290. DOI: 10.1016/0009-2614(76)80216-3  0.316
1975 Ahlrichs R, Lischka H, Zurawski B, Kutzelnigg W. PNO–CI (pair‐natural‐orbital configuration interaction) and CEPA–PNO (coupled electron pair approximation with pair natural orbitals) calculations of molecular systems. IV. The molecules N2, F2, C2H2, C2H4, and C2H6 Journal of Chemical Physics. 63: 4685-4694. DOI: 10.1063/1.431254  0.544
1975 Ahlrichs R, Driessler F, Lischka H, Staemmler V, Kutzelnigg W. PNO–CI (pair natural orbital configuration interaction) and CEPA–PNO (coupled electron pair approximation with pair natural orbitals) calculations of molecular systems. II. The molecules BeH2, BH, BH3, CH4, CH−3, NH3 (planar and pyramidal), H2O, OH+3, HF and the Ne atom Journal of Chemical Physics. 62: 1235-1247. DOI: 10.1063/1.430638  0.693
1975 Ahlrichs R, Lischka H, Staemmler V, Kutzelnigg W. PNO–CI (pair natural orbital configuration interaction) and CEPA–PNO (coupled electron pair approximation with pair natural orbitals) calculations of molecular systems. I. Outline of the method for closed‐shell states Journal of Chemical Physics. 62: 1225-1234. DOI: 10.1063/1.430637  0.677
1975 Hoheisel C, Kutzelnigg W. Ab initio calculation including electron correlation of the structure and binding energy of borane(5) and heptahydrodiborate(1-) ion Journal of the American Chemical Society. 97: 6970-6975. DOI: 10.1021/Ja00857A005  0.338
1975 Kutzelnigg W. Note on the perturbation theory of electron correlation Chemical Physics Letters. 35: 283-285. DOI: 10.1016/0009-2614(75)85333-4  0.334
1974 Dyczmons V, Kutzelnigg W. Ab initio calculations of small hydrides including electron correlation: XII. the ions CH ? 5 and CH ? 5 Theoretical Chemistry Accounts. 33: 239-247. DOI: 10.1007/Bf00551258  0.301
1973 Żurawski B, Ahlrichs R, Kutzelnigg W. Have the ions C2H+3 and C2H+5 classical or non-classical structure? Chemical Physics Letters. 21: 309-313. DOI: 10.1016/0009-2614(73)80142-3  0.322
1973 Driessler F, Ahlrichs R, Staemmler V, Kutzelnigg W. Ab-initio calculations on small hydrides including electron correlation: XI. Equilibrium geometries and other properties of CH3, CH 3 + , and CH 3 ? , and inversion barrier of CH 3 ? Theoretical Chemistry Accounts. 30: 315-326. DOI: 10.1007/Bf00527465  0.55
1973 Kutzelnigg W. The Physical Mechanism of the Chemical Bond Angewandte Chemie. 12: 546-562. DOI: 10.1002/Anie.197305461  0.361
1971 Gélus M, Ahlrichs R, Staemmler V, Kutzelnigg W. Ab initio calculations on small hydrides including Electron correlation Theoretical Chemistry Accounts. 21: 63-68. DOI: 10.1007/Bf00529089  0.605
1971 KUTZELNIGG W, DEL RE G, BERTHIER G. ChemInform Abstract: SIGMA- UND PI-ELEKTRONEN IN DER THEORETISCHEN ORGANISCHEN CHEMIE Chemischer Informationsdienst. Organische Chemie. 2: no-no. DOI: 10.1002/Chin.197145169  0.635
1970 Bingel WA, Kutzelnigg W. Symmetry Properties of Reduced Density Matrices and Natural p-States Advances in Quantum Chemistry. 5: 201-218. DOI: 10.1016/S0065-3276(08)60340-8  0.332
1970 Dyczmons V, Staemmler V, Kutzelnigg W. Near hartree-fock energy and equilibrium geometry of CH+5 Chemical Physics Letters. 5: 361-366. DOI: 10.1016/0009-2614(70)85167-3  0.346
1970 Kutzelnigg W, Gelus M. Potential curve of the Li2 ground state for large internuclear distances. A contribution to the understanding of interatomic forces Chemical Physics Letters. 7: 296-302. DOI: 10.1016/0009-2614(70)80313-X  0.336
1970 Gelus M, Ahlrichs R, Staemmler V, Kutzelnigg W. Origin of the dimerization energy of BH3 to B2H6 Chemical Physics Letters. 7: 503-505. DOI: 10.1016/0009-2614(70)80159-2  0.313
1969 Kutzelnigg W. Simulation of the influence of the core electrons by a pseudopotential.: III. Calculation of the Van der waals forces between alkali atoms Chemical Physics Letters. 4: 435-440. DOI: 10.1016/0009-2614(69)85006-2  0.342
1969 Bingel WA, Koch RJ, Kutzelnigg W. Podrazhyeniye vliyaniya elyektronov atomnogo ostatka psyevdopotyentsialam. II. - Applications to some molecules with two and three atoms - Primyenyeniya k nyekotorym molyekulam s dvumya i tryemya atomami Acta Physica Academiae Scientiarum Hungaricae. 27: 323-344. DOI: 10.1007/Bf03156756  0.378
1968 Kutzelnigg W, Del Re G, Berthier G. Correlation coefficients for electronic wave functions Physical Review. 172: 49-59. DOI: 10.1103/Physrev.172.49  0.651
1968 Ahlrichs R, Kutzelnigg W. Direct Calculation of Approximate Natural Orbitals and Natural Expansion Coefficients of Atomic and Molecular Electronic Wavefunctions. II. Decoupling of the Pair Equations and Calculation of the Pair Correlation Energies for the Be and LiH Ground States Journal of Chemical Physics. 48: 1819-1832. DOI: 10.1063/1.1668917  0.373
1968 Kutzelnigg W, Koch RJ, Bingel WA. Simulation of the influence of the core electrons by a pseudopotential I. atoms with one and two valence electrons Chemical Physics Letters. 2: 197-201. DOI: 10.1016/0009-2614(68)85041-9  0.345
1968 Ahlrichs R, Kutzelnigg W. Ab-Initio Calculations of Small Hydrides including electron correlation: II. Preliminary results for the CH4 ground state Chemical Physics Letters. 1: 651-654. DOI: 10.1016/0009-2614(68)80109-5  0.335
1968 Ahlrichs R, Kutzelnigg W. Ab initio calculations on small hydrides including electron correlation: I. The BeH2 molecule in its ground state Theoretical Chemistry Accounts. 10: 377-387. DOI: 10.1007/Bf00528769  0.357
1968 Smith VH, Kutzelnigg W. Open- and closed-shell states in few-particle quantum mechanics. II. Classification of atomic states International Journal of Quantum Chemistry. 2: 553-562. DOI: 10.1002/Qua.560020411  0.493
1968 Kutzelnigg W, Smith VH. Open- and closed-shell states in few-particle quantum mechanics. I. Definitions International Journal of Quantum Chemistry. 2: 531-552. DOI: 10.1002/Qua.560020410  0.488
1967 Kutzelnigg W, Ahlrichs R, Labib-Iskander I, Bingel WA. The hartree-fock and the correlation energies of the H+3 ion and their dependence on the nuclear configuration Chemical Physics Letters. 1: 447-450. DOI: 10.1016/0009-2614(67)85071-1  0.335
1966 Ahlrichs R, Kutzelnigg W, Bingel WA. On the solution of the quantum mechanical two-electron problem by direct calculation of the natural orbitals - IV. Application to the ground state of the Hydrogen molecule in a one-center expansion Theoretica Chimica Acta. 5: 305-311. DOI: 10.1007/Bf00526136  0.387
1966 Ahlrichs R, Kutzelnigg W, Bingel WA. On the solution of the quantum mechanical two-electron problem by direct calculation of the natural orbitals - III. Refined treatment of the Helium-atom and the Helium-like ions Theoretica Chimica Acta. 5: 289-304. DOI: 10.1007/Bf00526135  0.308
1965 Kutzelnigg W, Smith VH. Lower Bounds for the Eigenvalues of First‐Order Density Matrices The Journal of Chemical Physics. 42: 2791-2795. DOI: 10.1063/1.1703239  0.495
1965 Kutzelnigg W. On the validity of the electron pair approximation for the Beryllium ground state Theoretical Chemistry Accounts. 3: 241-253. DOI: 10.1007/Bf00527720  0.318
1964 Kutzelnigg W, Smith VH. On Different Criteria for the Best Independent‐Particle Model Approximation The Journal of Chemical Physics. 41: 896-897. DOI: 10.1063/1.1725981  0.437
1964 Kutzelnigg W. Direct Determination of Natural Orbitals and Natural Expansion Coefficients of Many‐Electron Wavefunctions. I. Natural Orbitals in the Geminal Product Approximation Journal of Chemical Physics. 40: 3640-3647. DOI: 10.1063/1.1725065  0.324
1962 Kutzelnigg W, Mecke R. Spektroskopische Untersuchungen an organischen Ionen-V Die Struktur der Salze des Acetamids Spectrochimica Acta. 18: 549-560. DOI: 10.1016/S0371-1951(62)80165-9  0.537
1962 Mecke R, Kutzelnigg W. Über Harnstoffadduktbildung stellungsisomerer n‐Alkanderivate. Notiz zur Arbeit von G. Geiseler und P. Richter Chemische Berichte. 95: 1561-1561. DOI: 10.1002/Cber.19620950635  0.498
1961 Kutzelnigg W, Mecke R. Spektroskopische untersuchungen an organischen ionen-III. Das infrarot-spektrum und die struktur des thiohamstoff-kations (thiouromum-ions), des s-methyIthiouromum-ions, des thioacetamid-kations und des thioacetamid-kupfer(I)chlorid-komplexes Spectrochimica Acta. 17: 530-544. DOI: 10.1016/0371-1951(61)80107-0  0.547
1961 Kutzelnigg W, Mecke R. Spektroskopische Untersuchungen an organischen Ionen, IV. Die Struktur und das Schwingungsspektrum des Harnstoff‐Kations in normalen und anomalen Salzen Chemische Berichte. 94: 1706-1716. DOI: 10.1002/Cber.19610940703  0.519
1960 Mecke R, Kutzelnigg W. Spektroskopische Untersuchungen an organischen Ionen—II: Das Infrarot-Spektrum des Guanidinium-Ions in verschiedenen Salzen Spectrochimica Acta Part a: Molecular and Biomolecular Spectroscopy. 16: 1225-1230. DOI: 10.1016/0371-1951(60)80228-7  0.54
1960 Mecke R, Kutzelnigg W. Spektroskopische Untersuchungen an organischen Ionen-I: Das Schwingungsspektrum des Acetamidinium- und des N-d4-Acetamidinium—Ions Spectrochimica Acta Part a: Molecular and Biomolecular Spectroscopy. 16: 1216-1224. DOI: 10.1016/0371-1951(60)80227-5  0.551
1960 Kutzelnigg W, Nonnenmacher G, Mecke R. Zur KBr-Preßtechnik in der IR-Spektroskopie Chemische Berichte. 93: 1279-1283. DOI: 10.1002/Cber.19600930606  0.518
Show low-probability matches.