Horst Köppel

Horst Köppel's AcademicInfluence.com Rankings

Horst Köppel

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#4108

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Artificial Intelligence

#4399

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#4460

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Computer Science

Horst Köppel's Degrees

Bachelors Computer Engineering University of Hamburg

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Horst Köppel'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

Conical Intersections: Electronic Structure, Dynamics and Spectroscopy (2004) (991)
Theoretical investigations on chalcogen-chalcogen interactions: what makes these nonbonded interactions bonding? (2006) (332)
Conical Intersections: Theory, Computation and Experiment (2011) (328)
Adiabatic and quasidiabatic states in a Gauge theoretical framework (2007) (279)
Approximately diabatic states from block diagonalization of the electronic Hamiltonian (1988) (241)
Using the MCTDH wavepacket propagation method to describe multimode non-adiabatic dynamics (2008) (201)
Interplay of Jahn–Teller and pseudo‐Jahn–Teller vibronic dynamics in the benzene cation (1988) (154)
Theoretical investigations on heteronuclear chalcogen-chalcogen interactions: on the nature of weak bonds between chalcogen centers. (2007) (152)
New method for calculating wave packet dynamics: Strongly coupled surfaces and the adiabatic basis (1990) (148)
On the statistical behaviour of molecular vibronic energy levels (1983) (140)
Dynamics on potential energy surfaces with a conical intersection: Adiabatic, intermediate, and diabatic behavior (1990) (135)
Spectroscopic Effects of Conical Intersections of Molecular Potential Energy Surfaces: Photoelectron Spectra of the Cumulenes CnH4 (n= 2 ... 5) and of HCN (1981) (134)
Construction scheme for regularized diabatic states (2001) (121)
Aspects of dissipative electronic and vibrational dynamics of strongly vibronically coupled systems (1990) (119)
Strong vibronic coupling effects in ionization spectra: The “mystery band” of butatriene (1977) (115)
Multistate vibronic interactions in the benzene radical cation. II. Quantum dynamical simulations (2002) (113)
The visible absorption spectrum of NO2: A three-mode nuclear dynamics investigation (1985) (108)
PROPOSAL AND NUMERICAL TEST OF A SIMPLE DIABATIZATION SCHEME (1999) (105)
The Jahn-Teller effect : fundamentals and implications for physics and chemistry (2009) (100)
Vibronic coupling effects in the photoelectron spectrum of ethylene (1978) (100)
Strong nonadiabatic effects and conical intersections in molecular spectroscopy and unimolecular decay: C2H4+ (1982) (97)
Uncovering the Transition from Regularity to Irregularity in a Quantum System (1984) (86)
The Ã2E/B̃2B2Photoelectron Bands of Allene beyond the Linear Coupling Scheme: An ab Initio Dynamical Study Including All Fifteen Vibrational Modes† (2001) (84)
Multistate vibronic interactions in the benzene radical cation. I - Electronic structure calculations (2002) (79)
Gauge theory and quasidiabatic states in molecular physics (1989) (78)
Ultrafast non-radiative decay via conical intersections of molecular potential-energy surfaces: C2H4+ (1983) (76)
Theory of vibronic coupling in linear molecules (1981) (73)
THE MULTI-MODE VIBRONIC-COUPLING APPROACH (2004) (73)
Quasidiabatic states from ab initio calculations by block diagonalization of the electronic Hamiltonian: Use of frozen orbitals (1991) (72)
A comparison of different approaches to the calculation of Franck-Condon factors for polyatomic molecules (1977) (71)
Electronic structure of the PYP chromophore in its native protein environment. (2007) (69)
Vibronic structure of the valence π-photoelectron bands in furan, pyrrole, and thiophene (1998) (69)
Ground state dynamics of NO3: Multimode vibronic borrowing including thermal effects (1994) (68)
Geometric phase effects and wave packet dynamics on intersecting potential energy surfaces (1995) (68)
Dissociation and predissociation on coupled electronic potential energy surfaces: A three‐dimensional wave packet dynamical study (1991) (68)
DIABATIC REPRESENTATION: METHODS FOR THE CONSTRUCTION OF DIABATIC ELECTRONIC STATES (2004) (65)
A pseudo-Jahn-Teller treatment of the pseudorotational spectrum of Na3 (1990) (63)
Core Level Energy Splitting in the C 1s Photoelectron Spectrum of C 2 H 2 (1997) (63)
Electronic structure of the photoactive yellow protein chromophore : Ab initio study of the low-lying excited singlet states (2007) (63)
The concept of regularized diabatic states for a general conical intersection (2006) (62)
Reactive Scattering Dynamics on Conically Intersecting Potential Energy Surfaces: The H + H2Exchange Reaction† (2001) (62)
Symmetry Breaking and Non‐Born‐Oppenheimer Effects in Radical Cations (1983) (61)
Spectral quantization of transition state dynamics for the three‐dimensional H+H2 reaction (1994) (60)
Vibronic coupling in linear molecules and linear-to-bent transitions: HCN (1979) (60)
Nonadiabatic wave packet dynamics on the coupled / electronic states of NO2 based on new ab initio potential energy surfaces (2000) (60)
Are β-H eliminations or alkene insertions feasible elementary steps in catalytic cycles involving gold(I) alkyl species or gold(I) hydrides? (2013) (58)
Theoretical study of the Jahn–Teller effect in X̃ 2E CH3O (2000) (57)
Multimode Jahn–Teller and pseudo‐Jahn–Teller effects in BF+3 (1983) (57)
Ab initio investigation of the multimode dynamical Jahn-Teller effect in the X̃ 2E1g state of the benzene cation (1991) (57)
Few-femtosecond passage of conical intersections in the benzene cation (2017) (53)
Theoretical study of the low-lying excited singlet states of furan (2003) (52)
Multimode vibronic coupling effects in molecules (2009) (50)
New ultrafast nonradiative decay mechanism in the benzene radical cation (1993) (49)
Multistate vibronic coupling effects in the K-shell excitation spectrum of ethylene: Symmetry breaking and core-hole localization (1997) (48)
Theoretical study of excitations in furan: spectra and molecular dynamics. (2004) (47)
Spectra and time-dependent dynamics of H3 near the conical intersection in the (2p)1E′ ground electronic manifold (1998) (47)
The Jahn-Teller Effect (2010) (45)
Impact of sulfur vs oxygen on the low-lying excited states of trans-p-coumaric acid and trans-p-coumaric thio acid. (2005) (45)
Barrier recrossing in the vinylidene–acetylene isomerization reaction: A five-dimensional ab initio quantum dynamical investigation (2001) (44)
Vibrational quenching of excitonic splittings in H-bonded molecular dimers: the electronic Davydov splittings cannot match experiment. (2012) (44)
FEMTOSECOND TIME-RESOLVED IONIZATION SPECTROSCOPY OF NA3 (B) AND THE QUESTION OF THE GEOMETRIC PHASE (1994) (44)
Towards a higher-order description of Jahn-Teller coupling effects in molecular spectroscopy: The (A)over-tilde(2)E '' state of NO3 (2008) (44)
Jahn—Teller effect induced by non-degenerate vibrational modes in cumulenes (1978) (43)
Multi-mode–multi-state quantum dynamics of key five-membered heterocycles: spectroscopy and ultrafast internal conversion (2004) (43)
Model calculation on the pump-probe measurement of ultrafast electronic population decay in polyatomic molecules (1987) (42)
Time evolution of fluorescence and strong nonadiabatic effects (1984) (41)
Doubly ionized states of ethylene: Auger spectrum, potential energy surfaces and nuclear dynamics (1989) (41)
An intermediate state representation approach to K-shell ionization in molecules. II. Computational tests (2003) (40)
Statistical properties of molecular spectra and molecular dynamics: Analysis of their correspondence in NO2 and C2H+4 (1996) (39)
Vibronic Level Density of Excited NO2‐States and its Statistical Analysis (1988) (39)
Regularized diabatic states and quantum dynamics on intersecting potential energy surfaces. (2004) (39)
Photoinduced isomerization of the photoactive yellow protein (PYP) chromophore: interplay of two torsions, a HOOP mode and hydrogen bonding. (2011) (39)
Multi-state vibronic interactions in the fluorobenzene radical cation : The importance of quadratic coupling terms (2007) (39)
Strong non-condon effects induced by electron correlation: N2O+ (1982) (37)
Multiple surface intersections and strong nonadiabatic coupling effects between the D̃ 2E1u and Ẽ 2B2u states of C6H6 (1997) (37)
QUANTUM MECHANICAL STUDY OF OPTICAL EMISSION SPECTRA OF RYDBERG-EXCITED H3AND ITS ISOTOPOMERS (1998) (36)
Hierarchy of effective modes for the dynamics through conical intersections in macrosystems. (2007) (36)
Multimode Jahn–Teller and pseudo-Jahn–Teller coupling effects in the photoelectron spectrum of CH3F (2004) (36)
Multistate vibronic interactions in difluorobenzene radical cations. II. Quantum dynamical simulations. (2008) (36)
Mechanism of visible-light photoisomerization of a rhenium(I) carbonyl-diimine complex. (2010) (36)
Ab initio quantum study of the photodynamics and absorption spectrum for the coupled 1(1)A2 and 1(1)B1 states of SO2. (2013) (36)
Impact of nonadiabatic coupling between the conically intersecting X̃ 2A1 and Ã 2B2 states of NO2 on the negative ion photoelectron spectra of NO2 (1999) (35)
Photophysics of isomerizable Re(I) complexes: A theoretical analysis (2011) (34)
Adiabatic wave-packet motion on conically intersecting potential energy surfaces. The case of SO2(1B11A2) (1994) (33)
Simulation of a complex spectrum: interplay of five electronic states and 21 vibrational degrees of freedom in C5H4 +. (2005) (33)
Statistical fluctuations of decay rates (1989) (33)
Theoretical investigation of Jahn–Teller and pseudo-Jahn–Teller coupling effects on the photoelectron spectrum of allene (1999) (32)
(4,4')-Bipyridine in vacuo and in solvents: a quantum chemical study of a prototypical floppy molecule from a molecular transport perspective. (2013) (31)
Jahn-Teller effect for very strong coupling (1980) (31)
Ab initio quantum dynamical study of photoinduced ring opening in furan. (2011) (30)
High-resolution spectroscopy of methyl 4-hydroxycinnamate and its hydrogen-bonded water complex. (2008) (30)
Multistate multimode vibronic dynamics: entanglement of electronic and vibrational degrees of freedom in the benzene radical cation. (2006) (30)
Topology and dynamics of vibronically coupled potential energy surfaces : general aspects and application to the ozone cation (1993) (29)
Vibrational quenching of excitonic splittings in H-bonded molecular dimers: adiabatic description and effective mode approximation. (2012) (29)
Geometric phases and quantum dynamics in spin–orbit coupled systems (1998) (28)
Theoretical investigation of Jahn-Teller and pseudo-Jahn-Teller interactions in the ammonia cation (2003) (28)
Ab initio quantum dynamical study of the multi-state nonadiabatic photodissociation of pyrrole. (2011) (28)
Vibrational structure of the O 1 s ionization spectrum of CO 2 (1999) (28)
Bilinear Jahn Teller coupling effects in the methoxy radical: impact on photoelectron spectra and spin orbit splittings (2003) (28)
What happens when several closely lying electronic states interact through nuclear motion (1982) (28)
Multi-mode vibronic interactions in the five lowest electronic states of the fluorobenzene radical cation (2006) (27)
Theoretical study of photoinduced ring-opening in furan. (2010) (27)
S(1)/S(2) excitonic splittings and vibronic coupling in the excited state of the jet-cooled 2-aminopyridine dimer. (2009) (26)
Three-dimensional wave-packet dynamics on vibronically coupled dissociative potential energy surfaces (1991) (26)
Multimode Jahn-Teller and pseudo-Jahn-Teller interactions in the cyclopropane radical cation: complex vibronic spectra and nonradiative decay dynamics. (2007) (25)
The Jahn-Teller effect in NH3 + (1978) (24)
Ab initio quantum study of nonadiabatic S(1)-S(2) photodynamics of s-trans-butadiene. (2013) (24)
CORRIGENDUM: On the connection between irregular trajectories and the distribution of quantum level spacings (1984) (23)
Communication: Theoretical prediction of the importance of the (3)B2 state in the dynamics of sulfur dioxide. (2013) (23)
Combined Jahn—Teller and pseudo-Jahn—Teller effects in the P+4 cation (1993) (22)
Excitonic splittings in molecular dimers: why static ab initio calculations cannot match them (2015) (22)
Three‐dimensional nuclear dynamics on conically intersecting potential energy surfaces of O+3 (2A1–2B2) (1994) (22)
Two-mode jahn-teller effect in nh+3 (1980) (22)
Dynamic effects in the C 1s excitation spectra of ethene isotopomers (1995) (22)
Dynamical calculation of satellite intensities (1980) (22)
Native hydrogen bonding network of the photoactive yellow protein (PYP) chromophore: Impact on the electronic structure and photoinduced isomerization (2012) (22)
Effects of multimode Jahn-Teller coupling on the photodetachment spectrum of nitrate anion (NO3-) (2007) (21)
Excitation of degenerate vibrations in non-degenerate electronic bands (1982) (21)
Hydridoboranes as modifiers for single-site organochromium catalysts: from low- to ultrahigh-molecular-weight polyethylene. (2010) (21)
Theoretical Investigation of Jahn−Teller Dynamics in the 2E‘ Electronic Ground State of the Cyclopropane Radical Cation (2004) (20)
CpCo-Mediated Reactions of Cyclopropenones: A DFT Study (2009) (19)
Remarkable impact of intermode couplings on multimode vibronic dynamics: the photoelectron spectrum of CH3F. (2005) (19)
Transition voltage spectroscopy in vacuum break junction: The standard tunneling barrier model and beyond (2012) (19)
Vibronic coupling in the K shell excitation of ethyne (1997) (19)
Photoelectron spectrum and dynamics of the uracil cation. (2015) (18)
ROVIBRONIC COUPLING IN THE NA3 B SYSTEM (1996) (18)
Electronic states of the O3+ radical cation (1991) (18)
Impact of totally symmetric vibrations on the e⊗e Jahn-Teller effect (1989) (17)
A quantum dynamical examination of the vibronic structure of singlet and triplet spectra of acetylene (2001) (17)
Ab initio quantum dynamical study of the vinylidene-acetylene isomerization (1998) (17)
Multistate vibronic interactions in difluorobenzene radical cations. I. Electronic structure calculations. (2008) (16)
Theoretical study of the multimode Peierls distortion in the polydecker sandwich compound [Ni(H5C3B2)]∞ (1993) (16)
On the bilinear vibronic coupling mechanism (1985) (16)
Combined Jahn–Teller and Pseudo-Jahn–Teller Effects in the Benzene Radical Cation (2003) (15)
A wave-packet simulation of the low-lying singlet electronic transitions of acetylene. (2005) (15)
Influence of ligands on the dynamics of hydrogen elimination in cationic complexes of Co and Rh. (2008) (15)
Theoretical study of K -shell excitations in formaldehyde (2001) (14)
Vibronic coupling effects in the ozone cation (1992) (14)
Direct observation of spin-forbidden transitions through the use of suitably polarized light (2014) (14)
Theory of the Jahn–Teller Effect (2011) (13)
E. S. Medvedev und V. I. Osherov: Radiationless Transitions in Polyatomic Molecules, Springer Series in Chemical Physics, Vol. 57 (Springer, 1995) (1996) (13)
Jahn-Teller and related conical intersections in the benzene radical cation and the monofluoro derivate (2007) (12)
Evidence on single-molecule transport in electrostatically-gated molecular transistors (2012) (12)
Unexpected stability of vinylidene from 5D ab initio quantum-dynamical calculations (2000) (12)
JAHN–TELLER AND PSEUDO-JAHN–TELLER INTERSECTIONS: SPECTROSCOPY AND VIBRONIC DYNAMICS (2004) (12)
Fully quantal treatment of nonadiabatic molecular photodynamics: General considerations and application to the benzene cation (2019) (11)
Conical intersections and strong nonadiabatic coupling effects in singlet-excited acetylene: An ab initio quantum dynamical study (2008) (11)
Statistical Properties of Energy Levels in Non‐Born‐Oppenheimer Systems (1988) (11)
Theoretical study of the initial non-radiative 1 Bu → 2 Ag transition in the fluorescence quenching of s-trans-butadiene: Electronic structure methods and quantum dynamics (2017) (11)
Photoelectron spectroscopy of C4H4−: Ab initio calculations and dynamics of the 1,2‐hydrogen shift in vinylvinylidene (1995) (11)
Examples of Jahn-Teller Coupling Effects in Molecular Spectroscopy and Internal Conversion Dynamics* (1997) (11)
Hydrogen scrambling in [(C(5)R(5))(L)M(H)(C(2)H(4))](+) (M = Co, Rh). Relation of experimental kinetic data to the barriers of the elementary reaction steps. (2010) (11)
Energy Level Statistics of Coupled Oscillators (1987) (11)
Analysis of the S2←S0 vibronic spectrum of the ortho-cyanophenol dimer using a multimode vibronic coupling approach. (2015) (10)
Finite-size effects and quantum phonon fluctuations in the optical absorption edgeof dimerized chains (1997) (10)
Excited state dynamics in SO2. III. An ab initio quantum study of single- and multi-photon ionization. (2014) (10)
Theoretical evaluation of ethylene insertion into chromium alkyl bonds of Cp-donor-based olefin polymerization catalysts. (2012) (10)
Vibrationally resolved inelastic scattering and charge transfer in H+–C2H4 collisions (1991) (10)
Combined experimental-theoretical study of the lower excited singlet states of paravinyl phenol, an analog of the paracoumaric acid chromophore. (2006) (10)
On the Jahn–Teller and pseudo-Jahn–Teller effects in the photoelectron spectrum of cyclopropane (2007) (9)
Multi-State Vibronic Dynamics and Multiple Conical Intersections (2011) (9)
Novel aspects of ultrafast non-radiative processes (1984) (9)
On multidimensional avoided crossings of potential energy surfaces (1988) (9)
EXCITATION OF PSEUDOROTATIONAL VIBRONIC MOTION THROUGH FEMTOSECOND PUMP-PROBE SPECTROSCOPY : A 2D COMPUTATIONAL STUDY (1999) (9)
Vibronic Dynamics in Polyatomic Molecules (2002) (9)
Electron transport through correlated molecules computed using the time-independent Wigner function: Two critical tests (2008) (9)
Strong non-adiabatic effects in C2D4+ (1984) (9)
Theory, computation and experiment (2011) (9)
Electronic structure of the triphosphorus, triarsenic, and triantimony units in a nortricyclane skeleton (1985) (9)
Reaction surface approach to multimode vibronic coupling problems: general framework and application to furan. (2013) (8)
Multi-Mode Jahn–Teller and Pseudo-Jahn–Teller Effects in Benzenoid Cations (2009) (8)
Quantum dynamics through conical intersections: combining effective modes and quadratic couplings. (2012) (8)
On the (E⊗e)-Jahn-Teller conical intersections in the 3p(E′) and 3d(E″) Rydberg electronic states of triatomic hydrogen (2005) (8)
Ab initio quantum study of UV absorption spectra of cis- and trans-hexatriene (2015) (8)
Ab Initio Benchmark Study of Nonadiabatic S1-S2 Photodynamics of cis- and trans-Hexatriene. (2016) (7)
On the Jahn–Teller effect in the X∼2E electronic ground state of CH3F+ (2017) (7)
Electronic structure, dynamics & spectroscopy (2004) (7)
Conical Intersections Coupled to an Environment (2011) (7)
Ab initio study of the VUV-induced multistate photodynamics of formaldehyde. (2010) (7)
Ab initio potential energy surfaces and nonadiabatic interactions in the H+ +NO collision system. (2008) (7)
A pseudo-Jahn-Teller treatment of the B system of Na3 (1991) (7)
Experimental and Theoretical Study of the Hydride Migration to Ethylene in an Electron-Rich Cobalt Complex (2005) (7)
Excitonic Splitting and Vibronic Coupling Analysis of the m-Cyanophenol Dimer. (2017) (7)
Point-charge model for vibronic coupling constants of metal atom trimers (1994) (7)
Analytic treatment of the vibronic coupling problem (1981) (7)
An experimental and theoretical study of the photoelectron spectra of cis-dichloroethene: Valence shell vertical ionization and vibronic coupling in the low-lying cationic states. (2018) (7)
Reaction path description of the vinylidene–acetylene isomerization (2003) (7)
Theoretical analysis of the S2←S0 vibronic spectrum of the 2-pyridone dimer. (2016) (6)
Influence of internal degrees of freedom on the structure of one-dimensional systems (1989) (6)
Collective quantum tunneling of strongly correlated electrons in commensurate mesoscopic rings (2001) (6)
Applying the extended molecule approach to correlated electron transport: Important insight from model calculations. (2010) (6)
A computational investigation on the photo-isomerization of 2,4,6-octatriene and its UV–visible spectrum (2017) (6)
The distorted Jahn-Teller effect (1992) (5)
Semiclassical approach to the Rydberg emission spectra of H3 and its isotopomers (1999) (5)
Quantum Phonon Fluctuations in Mesoscopic Dimerized Systems (1999) (5)
Efficient computation of adiabatic electronic populations in multi-mode vibronic systems: theory, implementation, and application. (2012) (5)
Multimode peierls distortions (1991) (5)
Quantum dynamical study of β-hydrogen transfer in two selected late-transition-metal complexes (2004) (5)
Quantum dynamics study of singlet–triplet transitions in s-trans-1,3-butadiene (2016) (4)
Theoretical investigation of the photoelectron spectra of the vinylidene anions (2001) (4)
Single-electron transistors studied by microwave and far-infrared absorption: Theoretical results and experimental proposal (2010) (4)
Nonadiabatic photodynamics and UV absorption spectrum of all-trans-octatetraene. (2017) (4)
Multidimensional quantum dynamical study of beta-hydrogen transfer in a cationic rhodium complex. (2007) (4)
Structural and magnetic transitions in ensembles of mesoscopic Peierls rings in a magnetic flux (1999) (4)
A theoretical study of the 1B1(O 1s → π*) and 1A1(O 1s → 3s) excited states of formaldehyde (2003) (4)
Conical Intersections and Ultrafast Radiationless Decay (1987) (4)
The smooth structural change in mesoscopic Peierls chains (1998) (4)
Efficient computation of adiabatic populations in multi-mode Jahn-Teller systems through the use of effective vibrational modes. (2011) (4)
Photoionization and Far Infrared Absorption of Single-Electron Transistors: Theoretical Results and Experiment Proposals (2010) (3)
Electrons and nuclei in motion: Correlation and dynamics in molecules (2017) (3)
Electron correlation and molecular dynamics for excited states and photochemistry (2008) (3)
On the pure rotational spectrum of BF3 in its vibronic ground state (1979) (3)
Investigation of Nuclear Dynamics in Molecules by Means of The Lanczos Algorithm (1986) (3)
Impact of phonons on quantum phase transitions in nanorings of coupled quantum dots (2004) (3)
Analytical Explanation for Numerical Simulation Results on CDW (1995) (3)
Multi-state vibronic interactions in the 1,2,3-trifluorobenzene radical cation. (2012) (3)
Vibronic Coupling Effects in Spectroscopy and Non-adiabatic Transitions in Molecular Photodynamics (2014) (3)
Vibronic coupling in the ground and excited states of the pyridine radical cation. (2020) (3)
UV absorption spectrum and photodissociation dynamics of CH2OO following excitation to the B 1 A′ state (2021) (3)
Theoretical assignment of the Clements bands of SO2 (2015) (3)
Analytical results in CDW systems beyond the strong pinning limit (1995) (3)
How small can a Peierls dimerized chain be (1998) (3)
Three-dimensional vibronic analysis of the B $\mathsf{^\prime}$ system of Na$\mathsf{_{3}}$ (2004) (2)
Symmetry-adapted BCS-type trial wave functions for mesoscopic rings (2001) (2)
Vibronic Coupling and Excitation Transfer in Hydrogen-Bonded Molecular Dimers: A Quantum Dynamical Analysis. (2019) (2)
Novel aspects of the Jahn–Teller effect in molecular and solid-state systems (2015) (2)
An ab initio quantum dynamical analysis of the vibronic structure of the X2Bg photoelectron spectral band of s-trans-1,3-butadiene (2018) (2)
Nonlinear defect states in AB-chains with internal degrees of freedom (1993) (1)
Tunneling-driven quantum phase transitions in mesoscopic commensurate systems of strongly correlated electrons (2000) (1)
Effect of quantum phonon fluctuations on optical properties of finite semiconducting chains. Adiabatic and nonadiabatic results (1997) (1)
Electronic structure and multimode peierls distortions in the one-dimensional polydecker [Ni(H5C3B2)]∞ (1993) (1)
Influence of internal degrees of freedom on the structure of one-dimensional systems (1987) (1)
Ab initio study of the Renner–Teller effect in the X∼ 2Π electronic state of the OHF− anion (2008) (1)
Ultrafast Relaxation Processes in Ethylene Cation Investigated by Sub-15-fs Extreme-Ultraviolet Pulses (2019) (1)
Femtosecond Wave-packet Dynamics on Strongly Coupled Potential Energy Surfaces (1992) (1)
Electron-phonon coupling in a one-band MX-chain model. A numerical study (1997) (1)
Peierls instabilities in one-dimensional systems with Jahn-Teller-active monomers (1993) (1)
Weak pinning of the charge-density wave revisited (1997) (1)
Erratum: Critical analysis of a variational method used to describe molecular electron transport [Phys. Rev. B 80, 165301 (2009)] (2009) (1)
Tunneling-driven quantum phase transitions in mesoscopic commensurate systems (2001) (1)
Quantum dynamical study of low-energy photoelectron bands of 2-phenylethyl-N,N-dimethylamine# (2012) (1)
Characterization of assembled quantum dots and single‐electron transistors by photoemission and photoabsorption (2010) (1)
Electron correlation and multimode dynamics in molecules (in honour of Lorenz S. Cederbaum) (2006) (0)
Studying single-electron transistors by microwave and far-infrared absorption : theoretical results and experimental proposal (2009) (0)
Dynamics of wave packets and strong nonadiabatic effects (1986) (0)
Multi-mode quantum dynamics studies for multiple intersections of potential energy surfaces (2007) (0)
Vibronic coupling in the ground and excited states of the imidazole radical cation. (2022) (0)
Erratum: Gauge theory and quasidiabatic states in molecular physics [J. Chem. Phys. 91, 7057 (1989)] (1990) (0)
Book Review: Vibronic Coupling. By G. Fischer (1986) (0)
Effects of quantum tunneling in mesoscopic commensurate systems (2001) (0)
Vibronic Coupling. Von G. Fischer. Academic Press, London 1984. VIII, 222 S., geb. $ 42.00. – ISBN 0–12‐257240‐8 (1986) (0)
Quantum Dynamics of Molecular Elementary Processes in Catalytic Transformations (2014) (0)
Multidimensional Non‐Adiabatic Dynamics (2009) (0)
A quantum dynamical investigation of the excitation transfer in two doubly hydrogen-bonded molecular dimers (2020) (0)
On the UV spectroscopy and photodynamics of octatetraene (2022) (0)
Quantum phonon fluctuations in mesoscopic Peierls rings threaded by a magnetic flux (1999) (0)
Excited state dynamics of the s-trans-1, 3-butadiene cation: An ab initio quantum dynamical analysis. (2019) (0)
JOHN STANTON SPECIAL ISSUE: THEORY MEETS EXPERIMENT UV absorption spectrum and photodissociation dynamics of CH2OO following excitation to the B1A′ state (2021) (0)
Nonadiabatic Multimode Dynamics at Symmetry-Allowed Conical Intersections (2007) (0)
Structural change in mesoscopic Peierls chains (1999) (0)
Femtosecond wave‐packet dynamics on conically intersecting potential energy surfaces (2008) (0)
Interplay between dia- and paramagnetism in ensembles of mesoscopic Peierls rings in a magnetic flux (1998) (0)
Few-femtosecond passage of conical intersections in the benzene cation (2017) (0)
Phonons in one-dimensional Peierls systems with internal degrees of freedom (1995) (0)
Electronic and lattice excitations in nonuniform one-dimensional clusters (1999) (0)
Vibronic states in conical intersections: manifestations of centrifugal energy and non-adiabaticity in optical spectra of Jahn-Teller systems (2018) (0)
Statistical Properties of Energy Levels and Connection to Classical Mechanics (1988) (0)
On the (Emultiply sign in circlee)-Jahn-Teller conical intersections in the 3p(E') and 3d(E") Rydberg electronic states of triatomic hydrogen. (2005) (0)

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What Schools Are Affiliated With Horst Köppel?

Horst Köppel is affiliated with the following schools:

University of Cologne
Paris Sciences et Lettres University
University of Hamburg
University of Hyderabad
Technical University of Munich
Heidelberg University

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