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Published Works

  • 1
    Lorentz-Transformationen och den Kinematiska Relativitetsprincipen (Elementa, 22, 161169, 1939), in swedish.
  • 2
    A Quantum Mechanical Calculation of the Cohesive Energy, the Interionic Distance, and the Elastic Constants of Some Ionic Crystals. I. (Ark. Mat. Astr. Fys., 35A, 110, 1947).
  • 3
    A Quantum Mechanical Calculation of the Cohesive Energy, the Interionic Distance, and the Elastic Constants of Some Ionic Crystals. II. The Elastic Constants c12 and c44 (Ark. Mat. Astr. Fys., 30, 118, 1948).
  • 4
    A Theoretical Investigation into Some Properties of Ionic Crystals (Thesis, Almqvist and Wiksells, Uppsala 1, 148, 126 p.).
  • 5
    Contributions to the Report from the Conference of the Swedish National Committee for Physics, 1947.
  • 6
    Contributions to the Report from the Conference of the Swedish National Committee for Physics, 1948.
  • 7
    Contributions to the Report from the Conference of the Swedish National Committee for Physics, 1949.
  • 8
    A Note on the Method of Steepest Descents with a Remark on T. Ljunggren's Paper, Contributions to the Theory of Diffraction of Electromagnetic Waves by Spherical Particles (Ark. Fysik, 2, 367370, 1950).
  • 9
    On the Non-Orthogonality Problem Connected with the Use of Atomic Wave Functions in the Theory or Molecules and Crystals (J. Chem. Phys., 18, 365375, 1950).
  • 10
    On the Calculation of Certain Integrals Occuring in the Theory of Molecules, Especially Three-Center and Four-Center Integrals (Ark. Fysik, 3, 147154, 1951) (with S. O. Lundqvist).
  • 11
    A Note on the Numerical Calculation of Asymptotic Phases with a Numeric Study of Hulthen's Variational Principle (Ark. Fysik, 3, 155166, 1951) (with A. Sjölander).
  • 12
    Calculation of Electric Dipole Moments of Some Heterocyclics (J. Chem. Phys., 19, 13231324, 1951).
  • 13
    A Note on the Quantum-Mechanical Perturbation Theory (J. Chem. Phys., 19, 13961401, 1951).
  • 14
    On the Quantum-Mechanical Calculation of the Cohesive Energy of Molecules and Crystals. I. A General Energy Formula for the Ground State (J. Chem. Phys., 19, 15701578, 1951).
  • 15
    On the Quantum-Mechanical Calculation of the Cohesive Energy of Molecules and Crystals. II. Treatment of the Alkali metals with Numerical Applications to Sodium (J. Chem. Phys., 19, 15791591, 1951).
  • 16
    On the Numerical Integration of Ordinary Differential Equations of the First Order (Quart. Appl. Math., 10, 97111, 1952).
  • 17
    On the Methods of Numerical Integration Used in Determining Self-Consistent Fields (NAS-ONR Report from the Shelter Island Conference of 1951, pp. 187–194, 1951).
  • 18
    Approximate Formulas for Many-Center Integrals in the Theory of Molecules and Crystals (J. Chem. Phys., 21, 374375, 1953).
  • 19
    On the Molecular-Orbital Theory of Conjugated Organic Compounds with Application to the Perturbed Benzene Ring (J. Chem. Phys., 21, 496515, 1953).
  • 20
    Studies of Atomic Self-Consistent Fields. I. Calculation of Slater Functions (Phys. Rev., 90, 120125, 1953).
  • 21
    Studies of Atomic Self-Consistent Fields. II. Interpolation Problem (Phys. Rev., 94, 16001609, 1954).
  • 22
    Les Niveaux d'Energie Electronique dans 1″ Ethylene (J. Phys. Radium, 15, 607611, 1954) (with H. Sponer).
  • 23
    Recent Simplifications in the Molecular Orbital Theory of Calculating Energy Levels (Proceedings of the International Conference of Theoretical Physics in Japan, September 1953, pp. 599–611, 1954).
  • 24
    A Method of Alternant Molecular Orbitals (Symposium on Molecular Physics at Nikko, Japan in 1953, 13–16, 1954).
  • 25
    Calculations of Molecular Integrals in Uppsala (Symposium on Molecular Physics at Nikko, Japan in 1953, pp. 113–117, 1954).
  • 26
    Quantum Theory of Many-Particle Systems. I. Physical Interpretations by Means of Density Matrices, Natural Spin-Orbitals, and Convergence Problems in the Method of Configurational Interaction (Phys. Rev., 97, 14741508, 1955).
  • 27
    Quantum Theory of Many-Particle Systems. II. Study of the Ordinary Hartree–Fock Approximation (Phys. Rev., 97, 14901508, 1955).
  • 28
    Quantum Theory of Many-Particle Systems. III. Extension of the Hartree–Fock Scheme to Include Degenerate Systems and Correlation Effects (Phys. Rev., 97, 15091520, 1955).
  • 29
    An Extension of the Hartree–Fock Method to Include Correlation Effects (Les Electrons dans les Metaux. Dixieme Conference Solvay, Bruxelles 1954, pp. 71–88, 1955).
  • 30
    Report from the Symposium on Quantum Theory of Molecules, Stockholm and Uppsala, 1955 (Sv. Kem. Tidskrift 67, pp. 365–398, 1955; especially pp. 369, 370, 373, 375, 379, 380, and 383) (with I. Fischer-Hjalmars).
  • 31
    Role of the Continuum in Superposition of Configurations (J. Chem. Phys., 23, 1362, 1955) (with H. Shull).
  • 32
    Natural Spin-Orbitals for Helium (J. Chem. Phys., 23, 1565, 1955) (with H. Shull).
  • 33
    Quantum Theory of Cohesive Properties of Solids (Adv. Phys., 5, 1172, 1956).
  • 34
    Natural Orbitals in the Quantum Theory of Two-Electron Systems (Phys. Rev., 101, 17301739, 1956) (with H. Shull).
  • 35
    Correlation Splitting in Helium-Like Ions (J. Chem. Phys., 24, 10351040, 1956) (with H. Shull).
  • 36
    Electronic Correlation in the Theory of Molecular Energy Levels (Molecular Quantum Mechanics Conference, December 7–9, 1955, Texas, p. 30;Texas J. Sci., 8, 163, 1956).
  • 37
    Studies of Self-Consistent Fields. III. Analytic Wave Functions for the Argon-Like Ions and for the First Row of the Transition Metals (Phys. Rev., 103, 17461755, 1956) (with K. Appel).
  • 38
    Present Situation of Quantum Chemistry (J. Phys. Chem., 61, 5568, 1957).
  • 39
    Den Kovalenta Kemiska Bindningen i Kvantmekanisk Belysning (Elementa, 40, 116, 1958), in swedish.
  • 40
    Spin Degeneracy Problem (Coll. Int. Centre Nat. Rech. Sci., 82, 23, Paris, 1958).
  • 41
    Generalizations of the Hartree–Fock Scheme (Ann. Acad. Reg. Sci. Upsaliensis, 2, 127135, 1958).
  • 42
    Variation Theorem for Excited States (Phys. Rev., 110, 14661467, 1958) (with H. Shull).
  • 43
    Nature des Fonctions de la Mesomerie (Ed. du Centre National de la Recherche Scientifique, LXXXII, 23–27, 1958).
  • 44
    Quantum Mechanical Kinetic Energy Transformation (Phys. Rev., 111, 12121213, 1958) (with A. J. Freeman).
  • 45
    Correlation Problem in Many-Electronic Quantum Mechanics. I. Review of Different Approaches and Discussion of Some Current Ideas (Adv. Chem. Phys. Ed. I. Prigogine 2, 207322, 1959).
  • 46
    Scaling Problem, Virial Theorem and Connected Relations in Quantum Mechanics (Mol. Spect., 3, 4666, 1959).
  • 47
    Superposition of Configurations and Natural Spin Oribitals. Applications to the He Problem (J. Chem. Phys., 30, 617626, 1959) (with H. Shull).
  • 48
    The Long-Range Interaction of Two 1s Hydrogen Atoms Expressed in Terms of Natural Spin Orbitals (Mol. Phys., 2, 229258, 1959) (with J. O. Hirschfelder).
  • 49
    Combined Use of the Methods of Superposition of Configurations and Correlation Factor on the Ground States of the Helium-Like Ions (Phys. Rev., 114, 752757, 1959) (with L. Redei).
  • 50
    Some Aspects on the Recent Development of the Theory of the Electronic Structure of Atoms (Proceedings of the Robert A. Welch Foundation Conferences on Chemical Research. II. Atomic Structure 5–75, 1960).
  • 51
    En Interations-Variationsmetod for att Lösa Egenvardesproblem (Nord-SAM, Karlskorna and Lund, 1959, pp. 199209), in swedish.
  • 52
    Expansion Theorems of the Total Wavefunction and Extended Hartree–Fock Schemes (Revs. Mod. Phys., 32, 328334, 1960).
  • 53
    Quantum Theory of Electronic Structure of Molecules (Ann. Rev. Phys. Chem., 11, 107132, 1960).
  • 54
    On the Calculation of the Inverse of the Overlap Matrix in Cyclic Systems (J. Math. Phys., 1, 461467, 1960) (with R. Pauncz and J. de Heer).
  • 55
    The Principle of Causality, the Chemical Bond and Modern Quantum Chemistry (Ann. Acad. Reg. Sci. Upsaliensis, 5, 6378, 1961).
  • 56
    Note on the Separability Theorem for Electron Pairs (J. Chem. Phys., 35, 7881, 1961).
  • 57
    Band Theory, Valence Bond and Tight-Binding Calculations (J. Appl. Phys., 33, 251280, 1962).
  • 58
    Exchange, Correlation and Spin Effects in Molecular and Solid-State Theory (Revs. Mod. Phys., 34, 8087, 1962).
  • 59
    A Simple Method of Treating Atomic Iniegrals Containing Functions of r12 (J. Mol. Spect., 8, 203211, 1962) (with J. L. Calais).
  • 60
    Virial Theorem and Cohesive Energies of Solids, Particularly Ionic Crystals (J. Phys. Chem. Solids, 23, 7584, 1962) (with A. Friman).
  • 61
    Studies on the Alternant Molecular Orbital Method. I. General Energy Expression for an Alternant System with Closed-Shell Structure (J. Chem. Phys., 36, 22472256, 1962) (with R. Pauncz and J. de Heer).
  • 62
    Studies on the Alternant Molecular Orbital Method. II. Application to Cyclic Systems (J. Chem. Phys., 36, 22572265, 1962).
  • 63
    Studies in Perturbation Theory. IV. Solution of Eigenvalue, Problem by Projection Operator Formalism (J. Math. Phys., 3, 969982, 1962).
  • 64
    Studies in Perturbation Theory. V. Some Aspects on the Exact Self-Consistent Field Theory (J. Math. Phys., 3, 11711184, 1962).
  • 65
    The Normal Constants of Motion in Quantum Mechanics Treated by Projection Technique (Rev. Mod. Phys., 34, 520530, 1962).
  • 66
    Studies in Perturbation Theory. I. An Elementary Iteration-Variation Procedure for Solving the Schrödinger Equation by Partitioning Technique (J. Mol. Spect., 10, 1233, 1963).
  • 67
    Quantum Genetics (Int. Sci. Tech., May 1963).
  • 68
    Wave and Reaction Operators in the Quantum Theory of Many-Particle Systems (Rev. Mod. Phys., 35, 702708, 1963).
  • 69
    Proton Tunneling in DNA and Its Biological Implications (Rev. Mod. Phys., 35, 724732, 1963).
  • 70
    Effect of Proton Tunneling in DNA on Genetic Information and Problems of Mutations, Aging, and Tumors (Biopolymers Symposia, 1, 161181, May 1964).
  • 71
    Some Aspects of Quantum Biology (Biopolymers Symposia, 1, 293311, May 1964).
  • 72
    Studies in Perturbation Theory. II. Generalization of the Brillouin–Wigner Formalism (J. Mol. Spect., 13, 326331, 1964).
  • 73
    Studies in Perturbation Theory. III. Solution of the Schrödinger Equation under a Variation of a Parameter (J. Mol. Spect., 13, 331337, 1964).
  • 74
    Studies in Perturbation Theory. VI. Contraction of Secular Equations (J. Mol. Spect., 14, 112118, 1964).
  • 75
    Studies in Perturbation Theory. VII. Localized Perturbation (J. Mol. Spect., 14, 119130, 1964).
  • 76
    Studies in Perturbation Theory. VIII. Separation of the Dirac Equation and Study of the Spin-Orbit Coupling and Fermi Contact Terms (J. Mol. Spect., 14, 131144, 1964).
  • 77
    Angular Momentum Wavefunctions Constructed by Projector Operators (Rev. Mod. Phys., 36, 966976, 1964).
  • 78
    Molecular Orbitals in Chemistry, Physics, and Biology (Ed., Per-OlovLöwdin, Academic Press, New York, 1964).
  • 79
    Advances in Quantum Chemistry, Vol. 1 (Ed., Per-OlovLöwdin, Academic Press, New York, 1964).
  • 80
    Molecular Orbitals in the Exact SCF Theory (Molecular Orbitals in Chemistry, Physics, and Biology, Mulliken Dedicatory Volume, Academic, New York, 1964).
  • 81
    Some Aspects on DNA Replication; Incorporation Errors and Proton Transfer (Electronic Aspects of Biochemistry, Academic, New York, 1964).
  • 82
    Isotope Effect in Tunneling and Its Influence on Mutation Rates (Mutation Res., 2, 218, 1965).
  • 83
    Studies in Perturbation Theory. IX. Connection between Various Approaches in the Recent Development Evaluations of Upper Bounds to Energy Eigenvalues in Schrödinger's Perturbation Theory (J. Math. Phys., 6, 1965).
  • 84
    Studies in Perturbation Theory. X. Lower Bounds to Energy Eigenvalues in Perturbation-Theory Ground State (Phys. Rev., 139, A357, 1965).
  • 85
    Studies in Perturbation Theory. XI. Studies of Lower Bounds (J. Chem. Phys., 43, S175, 1965).
  • 86
    The Calculation of Upper and Lower Bounds of Energy Eigenvalues in Perturbation Theory by Means of Partitioning Techniques (Perturbation Theory and Its Application in Quantum Mechanics, Ed., C. H.Wilcox, Proceedings of Madison Symposium, Wiley, New York, 1966, p. 255).
  • 87
    Arvsanlagen och Deras Förändringar—Ur Kvantgenetisk Synpunkt (Sv. Naturvetenskap, 1965), in swedish.
  • 88
    Long-Range Interaction of Two 1s-Hydrogen Atoms Expressed in Terms of Natural Spin-Orbitals (Mol. Phys., 9, 491, 1965) (with J. O. Hirschfelder).
  • 89
    Quantum Genetics and the Aperiodic Solid. Some Aspects of the Biological Problems of Heredity, Mutations, Aging and Tumors in View of the Quantum Theory of the DNA Molecule (Adv. Quantum Chem., 2, 213, 1966).
  • 90
    Comments on Professor John C. Slater's Paper, “Cohesion in Monovalent Metals,” (Quantum Theory of Atomic, Molecules, Solid State, 1966, p. 15).
  • 91
    The Projected Hartree–Fock Method. An Extension of the Independent-Partials Schemes (Quantum Theory Project of Atoms, Molecules, and Solid State, 1966, p. 601).
  • 92
    Program. Nature of Quantum Chemistry (Int. J. Quantum Chem., 1, 1, 7, 1967).
  • 93
    Group Algebra, Convolution Algebra, and Applications to Quantum Mechanics (Rev. Mod. Phys., 39, 259, 1967).
  • 94
    Quantum Theory of Time-Dependent Phenomena Treated by the Evolution Operator Technique (Adv. Quantum Chem., 3, 323, 1967).
  • 95
    Some Properties of the Hydrogen Bonds in Biochemistry with Particular Reference to the Stability of the Genetic Code (Pontificaiae Academiae Scientiarum Scripta Varia 31, “Semaine d'Edute sur les Forces Moleculaires,” 1967).
  • 96
    Eigenvalue Problem in a Linearly Dependent Basis and the Super-Secular Equation (Int. J. Quantum Chem., 1S, 811, 1967).
  • 97
    Molecular Associations in Biology—A Brief Summary (Molecular Associations in Biology, Academic Press, New York, 1968).
  • 98
    Some Aspects on the Correlation Problem and Possible Extensions of the Independent-Particle Model (Proceedings of Frascati Summer School on the Correlation Problem, 1967, Eds., R.Lefebvre and C.Moser, Interscience, New York, 1968)(Adv. Chem. Phys., 14, 283, 1969).
  • 99
    Upper and Lower Bounds in Second-Order Perturbation Theory and the Unsöld Approximation (Int. J. Quantum Chem., S2, 161, 1968) (with P. Lindner).
  • 100
    On the Non-Orthogonality Problem, Contribution to Professor Ivar Waller's 70-Year Anniversary Volume, June, 1968 (Adv. Quantum Chem., 5, 185, 1970).
  • 101
    Some Aspects on the Possible Importance of the Reading Mechanism of DNA in Carcinogenesis (Proceedings of the Israel Academy of Sciences Symposium on Physico-Chemical Mechanism of Carcinogenesis, Jerusalem, 1968).
  • 102
    Studies in Perturbation Theory. XIII. Treatment of Constants of Motion in Resolvent Method, Partitioning Technique, and Perturbation Theory (Int. J. Quantum Chem., 2, 867, 1968).
  • 103
    Some Comments on the Treatment of Symmetry Properties in Perturbation Theory (Int. J. Quantum Chem., 2S, 137150, 1968).
  • 104
    Electronic Energy of the DNA Replication Plane (Int. J. Quantum Chem., 2S, 207217, 1968) (with W. M. MacIntyre).
  • 105
    The Projection Operator for a Space Spanned by a Linearly Dependent Set (Int. J. Quantum Chem., 3, 767780, 1969) (with M. Berrondo).
  • 106
    Some Comments on the Periodic System of the Elements (Int. J. Quantum Chem., 3S, 331–334, 1969).
  • 107
    The Exchange Phenomenon, the Symmetric Group, and the Spin Degeneracy Problem (Int. J. Quantum Chem., 3S, 533–591, 1969) (with O. Goscinski).
  • 108
    Calculation of Lower Bounds to Energy Eigenvalues by Reduced Density Matrices and the Representability Problem (Int. J. Quantum Chem., 3S, 697–702, 1969) (with T. K. Lim).
  • 109
    Some Aspects of the Hydrogen Bond in Molecular Biology (Ann. N.Y. Acad. Sci., 158, 8695, 1969).
  • 110
    Some Aspects on the Research Process in the Natural Sciences, 112 (Herman Wold Dedicatory Volume; Eds., J.Dalenius, G.Karlsson, and S.Malmquist, Almqvist E. Wiksells, Uppsala, 1970.
  • 111
    Comments on the Analysis of Atomic Correlation Energies (J. Chem. Phys., 52, 5551, 1970) (with J. Gruninger and Y. Öhrn).
  • 112
    Some Properties of Inner Projections (Int. J. Quantum Chem., 4S, 231, 1971).
  • 113
    Studies in Perturbation Theory. XIV. Treatment of Constants of Motion, Degeneracies and Symmetry Properties by Means of Multi-Dimensional Partitioning (J. Chem. Phys., 53, 5551, 1971) (with O. Goscinski).
  • 114
    Recent Research in the Uppsala & Florida Quantum Theory Projects (IBM Ludwigsburg Meeting Report, 1970).
  • 115
    A Stability Theorem for Normal Operators of Importance in Quantum Mechanics (Submitted to Chem. Phys. Letters, 1972).
  • 116
    A Theoretical Study of the Behaviour of Solids under High Pressure and the Borellus' Law, with Applications to the Alkali Halides (J. Non-Metals, 1, 1, 1972) (with J. L. Calais and M. R. Hayns).
  • 117
    Some Comments on the Time Dependent Variation Principle (Chem. Phys. Lett., 14, 17, 1972) (with P. K. Mukherjee).
  • 118
    Treatment of Constants of Motion in the Variation Principle. I. Symmetry Properties of Variational Wavefunctions (Chem. Phys. Lett., 16, 1972) (with B. Laskowski).
  • 119
    Treatment of Exchange and Correlation Effects in Crystals. An Introduction (Proc. Wildbad Symposium, 1971).
  • 120
    Some Properties of Inner Projections (Int. J. Quantum Chem., 4S, 231–237, 1971).
  • 121
    Studies in Perturbation Theory XIV. Treatment of Constants of Motion, Degeneracies and Symmetry Properties by Means of Multi-Dimensional Partitioning (Int. J. Quantum Chem., 5S, 685–705, 1971) (with O. Goscinski).
  • 122
    Treatment of Exchange and Correlation Effects in Crystals. An Introduction (Proc. Wildbad Symposium, 1971).
  • 123
    Quantum Chemistry and Molecular Physics of Solids (Coll. Int. C. Nat. Res. Sci., 197, 207266, 1971).
  • 124
    A Theoretical Study of the Behavior of Solids under High Pressure and the Borelius' Law, with Applications to the Alkali Halides (J. Non-Metals, 1, 6378, 1972) (with J.-L. Calais and M. R. Hayns).
  • 125
    Some Comments on the Time Dependent Variation Principle (Chem. Phys. Lett., 14, 17, 1972) (with P. K. Mukherjee).
  • 126
    Treatment of Constants of Motion in the Variation Principle. Symmetry Properties of Variational Wavefunctions (Chem. Phys. Lett., 16, 14, 1972) (with B. Laskowski).
  • 127
    Electronic Mobility and Transfer of Energy and Momentum as Time-Dependent Processes (Proc. 3rd Conf. From Theoretical Physics to Biology, Versailles 1971, Karger, Basel, 1973,pp. 145–146).
  • 128
    Some Comments on the Construction of an Orthonormal Set of LCAO Basis Functions for Crystals (J. Phys., C6, 18961908, 1973) (with T. Ahlenius and J.-L. Calais).
  • 129
    Electron Gas Test for the Alternant Molecular Orbital Method (J. Phys., C6, 27772787, 1973) (with B. Laskowski, J.-L. Calais, and P. V. Leuven).
  • 130
    Josef-Maria Jauch. In Memoriam (Eur. Phys. News., 5, No. 12 7, 1974).
  • 131
    Människan och hennes psyke i den modema kvantteorins världsbild (Forskning och Praktik, 6, 121125, 1974), in swedish.
  • 132
    Some Aspects on Objectivity and Reality in Modern Science (Lecture prepared for Greek Symposium on “The Case of Objectivity,” 1975).
  • 133
    Some Aspects on the American Swedish Exchange in Quantum Sciences, Particularly the Uppsala–Florida Exchange Project (Partners in Progress, A Chapter in the American-Swedish Exchange of Knowledge).
  • 134
    Internationella aktiviteter vid Kvantkemiska Institutionen och Forskargruppen vid Uppsala Universitet (Universen Uppsala Universitet Informerar 1/76, 1976), in swedish.
  • 135
    Set Theory and Linear Algebra—Some Mathematical Tools to Be Used in Quantum Theory Part I (Florida TN 490).
  • 136
    Some Aspects on the Importance of Basic Research for Human Welfare (Proceedings of Robert A. Welch Foundation Conference, American Chemistry Bicentennial Nov. 1976; 1977).
  • 137
    Set Theory & Linear Algebra Some Mathematical Tools to be Used—Binary Product Spaces, and Their Operators, Part II (Florida TN 491).
  • 138
    Quantum Chemistry at Uppsala University (Florida TN 439, Published in Uppsala University's 500th Anniversary Volume in Math.–Physical Sciences, 1976).
  • 139
    Some Current Models of Carcinogenesis (Florida TN 496, Int. J. Quantum Chem., S-QB4, 185, 1977).
  • 140
    Kvantkemi, cancer och aldrande (Svensk Läkartidning, 74, 3419, 1977).
  • 141
    Quantum Theory as a Trace Algebra (Int. J. Quantum Chem., XII, Suppl. 1, 197266, 1978).
  • 142
    Kvantkemi—fran teori till praktik (tillsammen med doc. Jean-Louis Calais, Svensk Kemisk tidskift 1978), in swedish.
  • 143
    Low Temperature Physics and Cosmic Microwave Background Radiation, the 1978 Nobel Prizes in Physics (Enciclopedia della Scienca e della Technica (EST), Arnoldo Mondadoni, Milano, 1978).
  • 144
    Molecular Structure Calculations—A Brief Review (Encyclopedia of Physics, Addison-Wesley, New York, 1980).
  • 145
    Introductory Remarks to Nobelsymposium on Many-Body Theory of Atomic Systems (Physica Scripta, 21, 229, 1980).
  • 146
    Opening Address at the 3rd International Conference in Quantum Chemistry in Kyoto Horizons in Quantum Chemistry, Eds., K.Fulkui and B.Pullman, Reidel, Dordrech, 1980.
  • 147
    The Size–Consistency Problem for Large Molecules (Horizons in Quantum Chemistry, Eds., K.Fulkui and B.Pullman, Reidel, Dordrech, 1980).
  • 148
    Some Aspects on the Human Mind in View of Modem Quantum Chemistry, Proc. Eur. Acad. of Arts, Sciences, and Humanities, 102 (UNESCO Paris, 1980).
  • 149
    Molecular Structure Calculations—A General Survey (Advances in Quantum Chemistry, Vol. XII, Academic, New York, 1981).
  • 150
    On the Axioms of Quantum Theory Formulated as a Trace Algebra (Int. J. Quantum Chem., 21, 275353, 1982).
  • 151
    Some Remarks on the Projector Associated with the Intersection of Two Linear Manifolds (Acta Physica Acad. Sci. Hungaricae, 51, 5, 1981) (with O. E. Taurian).
  • 152
    On the Stability Problems of a Pair of Adjoint Operators (J. Math. Phys., 24, 70, 1983).
  • 153
    Partitioning Technique, Perturbation Theory, and Rational Approximations (Int. J. Quantum Chem., 21, 6992, 1982).
  • 154
    On the Hartree–Fock Scheme for a Pair of Adjoint Operators (J. Math. Phys. 24, 88, 1983) (with P. Froelish).
  • 155
    On Operators, Superoperators, Hamiltonians and Liouvillians (Int. J. Quantum Chem. Symp., QC16, 485, 1983).
  • 156
    On the Theoretical Background of Molecular Biology; Proceedings of La Jolla Symposium, 1982 (Structure and Dynamics: Nucleic Acids and Proteins, Vol. 13, Eds., EnricoClementi and RamaswamySarma, Adenine, 1983).
  • 157
    Advances in Quantum Molecular Sciences—A Tribute to Kenichi Fukui; Kyoto University, Kyoto, Japan, May 8, 1982 (Theochem. J. Mol. Structure, 103, 3, 1983).
  • 158
    Some Recent Developments in Theoretical Molecular Biology in Relation to Some General Principles in Physics and Chemistry, Proceedings of the 60th Anniversary of the Swedish Academy of Technical Sciences, Helsinki, Finland, Ed., Tor Stubb, 1983.
  • 159
    New Horizons of Quantum Chemistry: Proceedings of the Fourth International Congress of Quantum Chemistry, Uppsala, Sweden, June 14–19, 1982 (Reidel, 1982).
  • 160
    On the Sanibel Coefficients in the Expansion of Spin-Projected Slater Determinants (Int. J. Quantum Chem., 24, 729, 1983).
  • 161
    Some Aspects on the Hamiltonian and Liouvillian Formalism, the Special Propagator Methods, and the Equation of Motion Approach, Adv. Q. Chem. 17, (Academic, New York, 1984).
  • 162
    Approximate Calculation of Life-Times of Resonance States in the Continuum from Real Stabilization Graphs (Int. J. Quantum Chem., 27, 495, 1985).
  • 163
    Some Aspects on the Relation Between the Natural Sciences and the Human Mind: An Introduction to a Panel Discussion on the “Origin of Life and Mind” (Int. J. Quantum Chem., Quantum Biol. Symp., 11, 31, 1984).
  • 164
    Some Aspects on Quantum Theory, Consciousness of the Mind and Free Will, paper given at conference on “Self-Organization; Principles in Science, Events in Society,” Sonesta Beach Hotel, Key Biscayne, Florida, November 1–3, 1984 (Self-Organization, Vol. 23, Ed., Sidney W. Fox, Adenine 1986).
  • 165
    Twenty-Five Years of Sanibel Symposia (Int. J. Quantum Chem. S, June, 1986).
  • 166
    On the Change of Spectra Associated with Unbounded Similarity Transformations of a Many-Particle Hamiltonian and the Occurrence of Resonance States in the Method of Complex Scaling. Part I: General Theory, Florida Technical Note No. 803 (1985), (Academic, New York, 1987).Adv. Quantum Chem. 19, 87138.
  • 167
    New Directions in Quantum Chemical Calculations—Particularly as to New Materials (Science of Ceramic Chemical Processing, Vol. 577, Eds., Larry L.Hench and Donald R.Ulrich, Wiley, New York, 1986).
  • 168
    A Generalization of Brillouin's Theorem and the Stability Conditions in the Quantum-Mechanical Variation Principle in the Case of General Trial Functions, “Basu Dedicatory Volume,” Ed., D. Mukherjee, Proc. Indian Acad. Sciences (Chem. Sci., 96, 121, 1986).
  • 169
    On the Connection Between the Resolvent Methods and Partitioning Technique, Rational Approximations, and Perturbation Theory (Phys. Scripta, 32, 261262, 1985).
  • 170
    On the State of the Art of Quantum Chemistry, Proc. 5th ICQC in Montreal, Canada (Int. J. Quantum Chem., 29, 1651, May, 1986).
  • 171
    Some Comments on the Reduction of te Natural Sciences and on the Relation between Mind and Matter and Between Natural and Artificial Intelligence, Proc. 5th Int. Conf. “Innovations and Society,” Dec. 1985 (R. Daudel, Ed., Bucharest, Romania, 1986).
  • 172
    Some Comments on the Ethic and Moral Responsibilities of the Research Scientists, Proc. UNESCO Conf., Bucharest, Romania, Dec. 1983).
  • 173
    Some Aspects on me Development of the Theory of Reduced Density Matrices and the Representability Problem (Density Matrices and Density Functionals, Eds., R.Erdahl and V. H.Smith, Reidel, Dordrecht, the Netherlands, 1987).
  • 174
    A Tribute to A, John Coleman—the “Tame” Mathematician (Density Matrices and Density Functionals, Eds., R.Erdahl and V. H.Smith, Reidel, Dordrecht, the Netherlands, 1987, pp. 14).
  • 175
    Some Aspects on the History of Computational Quantum Chemistry (View of the Development of the Supercomputers and Large-Scale Parallel Computers, Supercomputer Simulations in Chemistry, Ed., D.Dupuis, Lecture Notes in Chemistry, Vol. 44, Springer, Berlin–Heidelberg, 1987, pp. 148).
  • 176
    Some Comments on the Method of Complex Scaling to Find Physical Resonance States (Int. J. Quantum Chem. Symp., QC20, 743748, 1986).
  • 177
    Remarks about the Wavefunction Representability of the Fist-Order Reduced Density Matrices (Int. J. Quantum Chem. Symp., QC20, 769771, 1986).
  • 178
    Comments on Some Models of Carcinogenesis (Int. J. Quantum Chem. Symp., QB13, 311317, 1986).
  • 179
    Some Remarks on Certain Magnetic Properties of Water in the Study of Cancer (Int. J. Quantum Chem., QB14, 914, 1987) (with Mu Shik Jhon).
  • 180
    The Mathematical Definition of a Molecule and Molecular Structure (Molecules in Physics, Chemistry, and Biology, Vol. II, Ed., JeanMaruani, Reidel, Dordrecht, the Netherlands, 1988), pp. 360).
  • 181
    To Reach for the Unreachable—Psi and Gamma (THEOCHEM, 165, 177188, 1988).
  • 182
    The Importance of General Quantum Statistics and the Liouville Equation in Physical Chemistry—Some Recent Trends in Quantum Chemistry (Z. Phys. Chemie, 269, 2, 284305, 1988).
  • 183
    “Citation Classic:” Some Remarks on the Origin of the Paper Löwdin, P. O., Quantum Theory of Many-Particle Systems, 1. Physical Interpretation by Means of Density Matrices, Natural Spin-Orbitals, and the Convergence Problem in the Method of Configurational Interaction (Phys. Rev., 97, 14741489, 1955; Current Contents, No. 40, October 5, 1987).
  • 184
    Studies of Proton Transfers in Water Clusters and DNA Base Pairs (Int. J. Quantum Chem. Symp., QB14, 189209, 1987) (together with Young Shik Kong and Mu Shik Jhorr).
  • 185
    On Some Thermodynamical Ineqalities (Int. J. Quantum Chem. Symp., QC22, 337342, 1988).
  • 186
    Some Remarks on the Perturbation and Variation-Perturbation Calculations of the Free Energy for Quantum Systems (Int. J. Quantum Chem., 36, 839850, Ivar Waller issue Spring 1989) (together with Bengt Nagel).
  • 187
    The Use of Inner Projections and Rational Approximations in the Future of Quantum Chemistry (Proc. Girona Workshop on Quantum Chemistry, 1, Ed., R. Carbo, June 1988, Elsevier, 1989).
  • 188
    Some Aspects on the Structure and Present Situation of Quantum Chemistry as Expressed at the Girona Workshop (Proc. Girona Workshop on Quantum Chemistry, 605, Ed., R. Carbo, June 1988, Elsevier, 1989).
  • 189
    The Role of Free Energy, Entropy, and Similar Concepts in the Future of Quantum Chemistry (Proc. Kyoto Inauguration Institute for Fundamental Chemistry, Eds., K. Fukui and T. Yamabe, Kyoto, 1988).
  • 190
    On the Present Situation of Quantum Chemistry, Chairman's Introductory Remarks, Proc. 6th International Congress in Quantum Chemistry, in Jerusalem, Aug., 1988 (Int. J. Quantum Chem., 36, 191, 1989).
  • 191
    On the Long Way from the Coulombic Hamiltonian to the Electronic Structure of Atoms and Molecules (Proc. Cavtat Workshop on the Electronic Structure of Molecules, 2065, Ed., Z. B. Maksic, Blackwell, Oxford, 1989).
  • 192
    Some Comments on the Present Structure of Quantum Chemistry (Proc. Cavtat Workshop on the Electronic Structure of Molecules, 2185, Ed., Z. B. Maksic, Blackwell, Oxford, 1989).
  • 193
    Some Properties of the Bivariational Hartree–Fock Scheme for Complex Symmetric Many-Particle Operators, (Int. J. Quantum Chem., 36, 93, 1989) (together with Pjotr Froelich and Manoj Mishra).
  • 194
    On the Change of Spectra Associated with Unbounded Similarity Transformations of a Many-Particle Hamiltonian and the Occurrence of Resonance States in the Method of Complex Scaling. Part II. Applications to the Hartree–Fock Scheme Based on the Bi-Variational Principle (Adv. Quantum Chem. 20, 185; Academic, San Diego, 1989).
  • 195
    Concepts of Convergence in Mathematical Chemistry, Proc. Galveston Conference on Mathematical Chemistry (J. Math. Chem., Baltzer, Basel, Switzerland, 1989).
  • 196
    Mathematics in Chemistry and Mathematical Chemistry, Proc. Galveston Conference on Mathematical Chemistry (J. Math. Chem., Baltzer, Basel, Switzerland, 1989).
  • 197
    Some Recent Developments in Theoretical Organic Chemistry (WATOC Annual Report, Imre Csizmadia, Ed., Toronto, 1989).
  • 198
    Role of Free Energy in Future Development of the Quantum Theory of Microelectronics, Proc. Helsinki Summer Institute on Micro-electronics (Acta Polytechnica Scandinavica, 398403, 1989).
  • 199
    Editor's Preface to the Sixth International Congress in Quantum Chemistry (Int. Quantum Chem., 36, 189, 1989).
  • 200
    On the Long Way from the Coulombic Hamiltonian to the Intermolecular Energy Surfaces; Concluding Remarks at the Tromsø EUCHEM Conference, June 20–22, 1989, (Int. J. Quantum Chem., 38, 741758, 1990).
  • 201
    Molecular Structure Calculations—A Review (Encyclopedia of Physics), 2nd ed., American Institute of Physics, VCH, New York, 1991, p. 753.
  • 202
    On the Importance of Quantum Chemistry in the Future of Chemistry (Proc. Second EurAsia Conference on Chemistry in Seoul, April 16–20, 1990, Vol. 3, Mu Shik John, Ed., KAIST, Seoul, 1990).
  • 203
    International Journal of Quantum Chemistry—A Journal Devoted to Quantum Theory and Computations in Chemistry, Condensed Matter Physics, and Biology; Editorial—Program and Policies (Int. J. Quantum Chem., 39, 1, 1991).
    Direct Link:
  • 204
    Some Current Problems In Quantum Chemistry as Described by Their Key Words and the International Journal of Quantum Chemistry (Int. J. Quantum Chem., 39, 3, 1991).
  • 205
    On Linear Algebra, the Least Square Method, and the Search for Linear Relations by Regression Analysis in Quantum Chemistry and Other Sciences (Adv. Quantum Chem., 23, 84, 1991).
  • 206
    On the Importance of Theory in the Future Development of Chemistry, Proc. 2nd WATOC Congress in Toronto 1991 (THEOCHEM., 230, 1, 1991).
  • 207
    On Nuclear Motion and the Definition of Molecular Structure; Proc. 2nd WATOC Congress in Toronto 199l (THEOCHEM., 230, 13, 1991).
  • 207b
    Concluding Remarks at toe 2nd WATOC Congress in Toronto 1991 (THEOCHEM., 233, 353355, 1991).
  • 208
    On the Historical Development of the Valence Bond Method and the Non-Orthogonalily Problem (THEOCHEM., 229, 1, 1991).
  • 209
    On the Pairing Theorem and its Extension, in Ruben Pauncz dedicatory volume (Israel J. Chem., 31, 297, 1991).
  • 210
    On the Origin of the Tone System and the Theory of Harmony (Proc. Am. Philosophical Soc., 135, 533, 1991).
  • 211
    Toner och Harmoni: Nagot om Tonsystemets Uppkomst och Harmonilärans Grunder (Proc. of the Royal Academy of Arts and Sciences in Uppsala, 28, 33, Uppsala Sweden 1991), in swedish.
  • 212
    Om Osäkerhetsrelationema i Akustiken och Deras Betydelse vid Definitionen av Begreppet Ton; invited paper at Colloquium on “Quid est Sonus—Quid est Tonus” at the Swedish Royal Academy of Music, Stockholm, Feb. 1991, in swedish.
  • 213
    On Rotations as Special Cases of Unitary Transformations with Some Applications to the Theory of Spin (Int. J. Quantum Chem., 41, 213, 1992).
  • 214
    Some Aspects on Objectivity and Reality in Modern Sciences (in honor of Sir Karl Popperty), (Foundations of Phys., 22, 41142, 1992).
  • 215
    Some Studies of the General Hartree–Fock Method (Adv. Quantum Chem., 24, 79, 1992) (with István Mayer).
  • 216
    On the Boolean Algebra and Its Importance for the Computer Sciences (Int. J. Quantum Chem., 42, 719, 1992).
  • 217
    Some Comments on the General Hartree–Fock Method (Chem. Phys. Lett., 202, 16, 1992) (with István Mayer).
  • 218
    On Some Properties of the General Linear Operators, Proc. Nobel Symposium in Uppsala Dec. 6–7, 1991 (Int. J. Quantum Chem., 46, 505510, 1993).
  • 219
    On Fundamentals, Logical Structures, and the Unifi cation of the Natural Sciences, Proc. Nobel Symposium in Uppsala Dec. 8, 1991 (Int. J. Quantum Chem., 53, 97103, 1995).
  • 220
    On Operator Inequalities as Tools In Quantum Chemistry, Alberte Pullman dedicatory volume (THEOCHEM., 85, 137153, 1993).
  • 221
    On the Origin of the Lorentz Transformations and the Special Theory of Relativity, accepted for publication.
  • 222
    On the Origin of the de Broglie Relations and the Wave–Corpuscle Parallelism, accepted for publication.
  • 223
    Quantization as an Eigenvalue Problem for a Classical Wave in a Relativistic Framework, accepted for publication.
  • 224
    The Kepler Problem in the Special Theory of Relativity with some Applications to the Hulse–Taylor Pulsar, accepted for publication.
  • 225
    Some Properties of Gravitation in the Special and General Theories of Relativity in view of the Hulse–Taylor Binary Pulsar, Letter to the Editor, unpublished.
  • 226
    Some Current Problems in Theoretical Chemical Physics to be Solved, Proc. Girona Congress in Theoretical Chemical Physics 1993 (Int. J. Quantum Chem., 51, 473485, 1994).
  • 227
    Some Remarks on Propagators and Resolvents, Jan Linderberg and Yngve Öhrn dedicatory paper (THEOCHEM., 89, 277, 1994).
  • 228
    The Historical Development of the Correlation Problem, Smolenice Symposium, June 1994 (Int. J. Quantum Chem., 55, 77102, 1995).
  • 229
    Some Comments on the Properties of Unitary Transformations on Linear Spaces Having an Indefinite Metric and the Connection with the Theory of Spin. Paper based on a Lecture given at the Symposium on “The Chemical Bond,” in Copenhagen, Denmark, in honor of Jens Peder Dahl's 60th Birthday, July 28–29, 1994 (Int. J. Quantum. Chem., to appear).
  • 230
    Some Properties of Linear Functionals and Adjoint Operators, unpublished.
  • 231
    Some Aspects on the Development of the Natural Sciences and Their Importance for Modern Society; paper prepared for publication by the National Science Council of ROC, Taiwan.
  • 232
    Some Remarks on the Resemblance Theorems Associated with Various Orthonormalization Procedures (Int. J. Quantum Chem., 48, 225232, 1993).
  • 233
    Some Recent Progress in the Quantum Theory of Molecular Spectra, contribution to the Nagakura Symposium In Hayama, Japan, Oct. 22–26, 1995, to be published.