Knut Fægri
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Norwegian botanist
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Why Is Knut Fægri Influential?
(Suggest an Edit or Addition)According to Wikipedia, Knut Fægri was a Norwegian botanist and palaeoecologist. Fægri was born in Bergen. He was the son of Major Ole A. Fægri and Gudrun Stoltz and the nephew of the botanist, natural scientist, and politician Jørgen Brunchorst .
Knut Fægri's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Introduction to Relativistic Quantum Chemistry (2007) (323)
- Synthesis of bis[bis(trimethylsilyl)amido]iron(II). Structure and bonding in M[N(SiMe3)2]2 (M = manganese, iron, cobalt): two-coordinate transition-metal amides (1988) (226)
- Relativistic Gaussian basis sets for the elements K – Uuo (2001) (163)
- All-electron molecular Dirac-Hartree-Fock calculations - The group IV tetrahydrides CH4, SiH4, GeH4, SnH4, and PbH4 (1991) (148)
- Principles of direct 4-component relativistic SCF: application to caesium auride (1997) (141)
- Principles of Pollination Ecology 3rd edition (1979) (124)
- Relativistic four‐component multiconfigurational self‐consistent‐field theory for molecules: Formalism (1996) (102)
- A new procedure for Roothaan's symmetry-restricted open-shell SCF method (1976) (98)
- How well does the Hartree–Fock model predict equilibrium geometries of transition metal complexes? Large‐scale LCAO–SCF studies on ferrocene and decamethylferrocene (1982) (92)
- The electronic structure of the PtH molecule: Fully relativistic configuration interaction calculations of the ground and excited states (1993) (88)
- Kinetic balance and variational bounds failure in the solution of the Dirac equation in a finite Gaussian basis set (1990) (82)
- The Species Problem (1935) (81)
- A variational approach to relativistic effects in LCAO calculations (1985) (66)
- Energy-optimized GTO basis sets for LCAO calculations. A gradient approach (1986) (64)
- Relativistic effects on the bonding of heavy and superheavy hydrogen halides (1996) (63)
- The chemistry of superheavy elements. III. Theoretical studies on element 113 compounds (1999) (60)
- A fully relativistic Dirac-Hartree-Fock and MP2 study of the lanthanide and actinide contraction (1998) (58)
- Diatomic molecules between very heavy elements of group 13 and group 17: A study of relativistic effects on bonding (2001) (53)
- Large relativistic effects in molecular properties of the hydride of superheavy element 111 (1996) (52)
- On the introduction of agriculture in western Norway (1944) (49)
- Calculated Auger emission spectrum of ammonia (1976) (46)
- A theoretical study of the chemisorption of methane on a Ni(100) surface (1991) (45)
- AB INITIO DIRAC-HARTREE-FOCK CALCULATIONS OF CHEMICAL PROPERTIES AND PT-ODD EFFECTS IN THALLIUM FLUORIDE (1998) (42)
- An investigation of correlation effects in transition-metal sandwich complexes. Hartree-Fock studies on a series of metallocenes (1984) (36)
- The effect of electron correlation on the metal—ligand bond in ferrocene (1984) (36)
- Calculated Auger transition rates for HF (1979) (34)
- Size Variations in Pollen Grains with Different Treatments (1960) (31)
- The Crystal Structure of Hexakis(dimethylsulfoxide)zinc(II) Perchlorate and the Structure of the Hexakis(dimethylsulfoxide)zinc(II) Ion in Dimethylksulfoxide Solution. (1982) (30)
- The geometry and bonding of magnesocene. An AB-initio MO-LCAO investigation (1983) (29)
- Molecular structures of alkaline-earth-metal metallocenes: electron diffraction and ab initio investigations (1990) (29)
- Ni(CO)4 - A test of the Hartree-Fock approximation for transition-metal compounds (1984) (28)
- Basis set effects in Hartree–Fock studies on aromatic molecules: Hartree–Fock calculations of properties in benzene and hexafluorobenzene (1983) (25)
- Even tempered basis sets for four-component relativistic quantum chemistry (2005) (24)
- Correlation effects in the Auger spectra of hydrogen fluoride and neon (1979) (23)
- Optimization of Gaussian basis sets for Dirac-Hartree-Fock calculations (1996) (21)
- On the Peri-Glacial Flora of Jæren. With Notes on the Morphology of the Salix Pollen Grain (1953) (20)
- Sulphur KLL auger spectra of gaseous sulphur compounds (1977) (19)
- Relativistic effects on molecular structure: methyl derivatives of the fourth main-group elements (1986) (19)
- ELECTRON CORRELATION AND RELATIVISTIC CONTRIBUTIONS TO DIPOLE MOMENTS OF HEAVY OXIDES AND SULFIDES : SNO, PBO, SNS, AND PBS (1998) (19)
- Calculations of auger transitions in hydrogen fluoride (1977) (19)
- Calculated cross section for photoionization from the 2π and 5σ orbitals of hydrogen chloride (1982) (17)
- Microwave Spectra and Structure of Six Isotopic Species of 1-Chlorophosphaethene, CH2 = PCl. (1982) (17)
- Monomeric, base-free Mn(II) dialkyls; synthesis, magnetic properties and molecular structure of MnR2 [R=CH(SiMe3)2], SCF MO calculations on Mn(CH3)2 and photoelectron spectra of Mn(CH2CMe3)2 (1988) (17)
- Rotation of methyl groups in hexamethylbenzene (1985) (16)
- Basis set quality vs size. Approximate Gaussian‐type orbital (GTO) wave functions for first row transition metal atoms (1987) (15)
- Orthogonality-constrained SCF theory for singlet states with two open shells of equal symmetry (1977) (15)
- Calculated cross section for photoionization from the 1π and 3σ orbitals of hydrogen fluoride (1981) (15)
- Solvation of Palladium Diacetate in Trifluoroacetic Acid (1996) (14)
- A CALORIMETRIC STUDY OF COPPER(II) CHLORIDE COMPLEXES IN AQUEOUS SOLUTION (1982) (13)
- The molecular structure of molybdenum pentachloride studied by ab initio molecular orbital calculations and gas electron diffraction (1993) (13)
- Ab initio Study of PT-Odd Interactions in Thallium Fluoride (1997) (12)
- Recent trends in palynology (2008) (12)
- Molecular structures of the sixth period metal pentachlorides,MCl5 (M = Ta, W or Re), determined by gaselectron diffraction; is Jahn–Teller distortion of WCl5quenched by spin–orbit coupling? (1997) (11)
- The Crystal and Molecular Structure of Pyridazine Hydrochloride at -170 degrees C. (1975) (10)
- 43Ca NMR Relaxation Times and Quadrupole Coupling Constants for Some Small Calcium Complexes. (1982) (10)
- Theoretical Study of Methane Activation by Re, Os, Ir, and Pt (1994) (10)
- Steric forces in substituted aromatics: conformation of the hexahalobenzenes as determined by ab initio calculations (1983) (10)
- Substituent crowding in nitrobenzenes (1998) (10)
- Finite nucleus effects on relativistic energy corrections (1993) (9)
- Energy optimized Gaussian basis sets for the atoms Tl-Rn (1987) (9)
- The Structure of the Tetraiodothallate(III) Ion in its Tetrabutylammonium Salt and in a Dichloromethane Solution. (1982) (9)
- Adduct influences on (cyclopentadienyl)lithium (1991) (9)
- Basis sets for relativistic calculations (2002) (9)
- Chemisorption of hydrogen and oxygen atoms on a cobalt surface: A quantum chemical cluster model study (1996) (9)
- An Ab Initio Molecular Orbital Calculation of the Molecular Structure and Conformational Preferences of Imidazolidine and 1,3-Dioxolane. (1988) (8)
- Structural Studies of Gadolinium Gallium Garnet. (1983) (8)
- Heteronuclear transition metal diatomics : the bonding and electronic structure of ScNi, YNi, ScPd, and YPd (1991) (8)
- Conformational studies of 5,5-dimethyl-2-oxo-1,3,2-dioxaphosphorinanes by means of dipole moments, lonization potentials and CNDO/2 calculations (1976) (7)
- A fully relativistic Dirac – Hartree – Fock and second-order Mo ” ller – Plesset study of the lanthanide and actinide contraction (1998) (7)
- Some fundamental problems of taxonomy and phylogenetics (2008) (7)
- Comment on: ‘‘Relativistic integrals over Breit–Pauli operators using general Cartesian Gaussian functions’’ (1984) (6)
- Synthesis and Characterisation of cis-Tetraammine Rhodium(III) Complexes. (1975) (6)
- X-Ray Diffraction Studies of Solid Solutions of M3(PO4)2 in Co3(PO4)2. (1982) (6)
- Microwave Spectrum, Intramolecular Hydrogen Bonding, Dipole Moment and Centrifugal Distortion of 2,2-Difluoroethanol. (1980) (6)
- A Note on the V-P, V-As and Cr-As Systems. (1975) (5)
- The molecular structure of niobium pentachloride by quantum chemical calculations and gas electron diffraction (1999) (5)
- On the Molecular Structure and Bonding in Germanocenes. The Molecular Structure of Bis(pentamethylcyclopentadienyl)germanium; a Retraction. (1982) (4)
- Ab initio calculations on 1,6-dioxa-2,5-diaza-6-thia-pentalene (1977) (4)
- The Crystal Structure and Electron Density Distribution of Tetraformohydrazide at 110 K. (1982) (4)
- Hydrogen Isotope Disproportionation and Fractionation Equilibria in H2O--D2O Solvent System. I. Fractionation of Deuterium between Trihalomethanes and Water. (1982) (4)
- Polyatomic Molecular Dirac-Hartree-Fock Calculations with Gaussian Basis Sets (1991) (4)
- Zero Surface Tension (ZST) Theory of Micellization. (1982) (3)
- CONFORMATIONAL ANALYSIS OF 1,2-ETHANEDIAMINE AND 1,3-PROPANEDIAMINE BY CFF, PCILO AND AB INITIO METHODS (1983) (3)
- Synthesis and Properties of Di-mu-hydroxo-bis[bis(trimethylenediamine)chromium(III)] Salts. (1982) (3)
- On the Origin of Pot-Holes (1952) (3)
- FURFURYL ALCOHOL PART 1, A NEAR-INFRARED STUDY OF THE SELF- AND HETEROASSOCIATION OF FURFURYL ALCOHOL IN CARBON TETRACHLORIDE (1975) (3)
- The Molecular Structures of 1,1'-Dimethylgermanocene and 1,1'-Dimethylstannocene, (C5H4Me)2M; M = Ge and Sn, Determined by Gas Electron Diffraction. Self-consistent Field Molecular Orbital Calculations on Germanocene, (C5H5)2Ge. (1983) (2)
- RECP calculations for reactions of H2 with Pt, Os, Ir, and Re — a systematic comparison (1994) (2)
- Neon L‐shell photoabsorption cross sections from moment theory and finite basis pseudospectra (1979) (2)
- Ground state geometry of cinso (1980) (2)
- A Theoretical Study of the Chemisorption of Methane on a Ni(1,0,0) Surface (1991) (2)
- Tentative Assignments of Fundamental Vibrations of Thio- and Selenoamides. VIII. 1,2-Dimethyl-3-pyrazolidineselone, a Cyclic Selenohydrazide. Selenation of the Thioamide Group in Theory and Practice. (1982) (1)
- Theoretical cluster model studies of bimetallic heterogeneous catalysis: dissociation of hydrogen on pure and rhenium-doped Pt(1,0,0) (1996) (1)
- CHAPTER 6 – ABIOTIC POLLINATION (1979) (1)
- General acid-catalyzed and uncatalyzed hydrolyses of acetone methyl phenyl ketals (1988) (1)
- Exploding a Myth (1975) (1)
- Empirical Correlation of CNDO/2 and Extended Hückel Ionization Energies for the Azines. (1975) (1)
- Theoretical cluster model studies of bimetallic heterogeneous catalysis : dissociation of hydrogen on a rhenium-doped nickel cluster (1993) (1)
- Even-tempered Basis Sets in 4-component Quantum Chemical Calculations (2002) (0)
- Operators, Matrix Elements, and Wave Functions under Time-Reversal Symmetry (2007) (0)
- One-Electron Atoms (2007) (0)
- Molecular Structure of Molybdenum Pentachloride Studied by ab initio Molecular Orbital Calculations and Gas Electron Diffraction. (1993) (0)
- RECP calculations for reactions of H2 with Pt, Os, Ir, and Re — a systematic comparison (1994) (0)
- Theoretical Study of Methane Activation by Re, Os, Ir, and Pt. [Erratum to document cited in CA120:163387] (1994) (0)
- Conformational Analysis of 1,2-Ethanediamine and 1,3-Propanediamine by CFF, PCILO and ab initio Methods. (1983) (0)
- Science Babel (1956) (0)
- Spin–Orbit Configuration Interaction Methods (2007) (0)
- Preparation of cis-Dinitrobis(trimethylenediamine)cobalt(III) Nitrite Using Dimethylsulfoxide as Solvent. (1982) (0)
- On the Crystal Conformation of 1,3,9,11-Tetraoxacyclohexadecane at Room Temperature. (1975) (0)
- CHAPTER 12 – “RETROGRADE” DEVELOPMENTS (1979) (0)
- CHAPTER 17 – CASE HISTORIES (1979) (0)
- CHAPTER 18 – EPILOGUE (1979) (0)
- User Reactions to Secondary Journals (1978) (0)
- RECP calculations for reactions of H (1995) (0)
- Isotope Effects in Proton-transfer Reactions. VIII. Isotope Effects in the Proton-transfer from (--)-Menthone to Methoxide Ion in Methanol and Methanol--Dimethyl Sulfoxide Solutions. (1982) (0)
- REFERENCE STYLE (1979) (0)
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