Horst Köppel

13.5k total citations · 2 hit papers
253 papers, 11.1k citations indexed

About

Horst Köppel is a scholar working on Atomic and Molecular Physics, and Optics, Spectroscopy and Physical and Theoretical Chemistry. According to data from OpenAlex, Horst Köppel has authored 253 papers receiving a total of 11.1k indexed citations (citations by other indexed papers that have themselves been cited), including 221 papers in Atomic and Molecular Physics, and Optics, 66 papers in Spectroscopy and 56 papers in Physical and Theoretical Chemistry. Recurrent topics in Horst Köppel's work include Advanced Chemical Physics Studies (179 papers), Spectroscopy and Quantum Chemical Studies (98 papers) and Photochemistry and Electron Transfer Studies (43 papers). Horst Köppel is often cited by papers focused on Advanced Chemical Physics Studies (179 papers), Spectroscopy and Quantum Chemical Studies (98 papers) and Photochemistry and Electron Transfer Studies (43 papers). Horst Köppel collaborates with scholars based in Germany, France and Russia. Horst Köppel's co-authors include Lorenz S. Cederbaum, Wolfgang Domcke, David R. Yarkony, S. Mahapatra, Uwe Manthe, L. S. Cederbaum, Elmar Haller, Rolf Gleiter, Daniel B. Werz and Christian Bleiholder and has published in prestigious journals such as Journal of the American Chemical Society, Physical Review Letters and Angewandte Chemie International Edition.

In The Last Decade

Horst Köppel

250 papers receiving 10.8k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Conical Intersections

2004 1.1k citations Wolfgang Domcke, David R. Yarkony et al. profile →
Multimode molecular dynamics beyond the Born-Oppenheimer approximation

1984 884 citations Horst Köppel, Wolfgang Domcke et al. profile →

Peers

Countries citing papers authored by Horst Köppel

Since Specialization

Citations

This map shows the geographic impact of Horst Köppel's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Horst Köppel with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Horst Köppel more than expected).

Fields of papers citing papers by Horst Köppel

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Horst Köppel. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Horst Köppel. The network helps show where Horst Köppel may publish in the future.

Co-authorship network of co-authors of Horst Köppel

This figure shows the co-authorship network connecting the top 25 collaborators of Horst Köppel. A scholar is included among the top collaborators of Horst Köppel based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Horst Köppel. Horst Köppel is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Theoretical Study of Spectroscopy and Photodynamics of Decatetraene as a Representative Dimethylated Polyene 2025 ·The Journal of Physical Chemistry A ·Anjan Chattopadhyay, Maximilian F. S. J. Menger, (unknown), Horst Köppel	0
2	Fully quantal description of combined internal conversion and intersystem crossing processes in the smallest Criegee intermediate CH₂OO 2024 ·Physical Chemistry Chemical Physics ·(unknown), Horst Köppel	1
3	Vibronic coupling in the ground and excited states of the imidazole radical cation 2022 ·The Journal of Chemical Physics ·А. Б. Трофимов, (unknown), (unknown), Е. В. Громов, Horst Köppel	4
4	Vibronic coupling in the ground and excited states of the pyridine radical cation 2020 ·The Journal of Chemical Physics ·А. Б. Трофимов, (unknown), (unknown), Е. В. Громов, Horst Köppel	13
5	Few-femtosecond passage of conical intersections in the benzene cation 2017 ·Nature Communications ·M. C. E. Galbraith, Simona Scheit, Nikolay V. Golubev, G. Reitsma, N. Zhavoronkov, Victor Despré, F. Lépine, Alexander I. Kuleff, Marc J. J. Vrakking, Oleg Kornilov, Horst Köppel, Jochen Mikosch	48
6	Analysis of the S₂←S₀ vibronic spectrum of the ortho-cyanophenol dimer using a multimode vibronic coupling approach 2015 ·The Journal of Chemical Physics ·(unknown), Philipp Ottiger, Samuel Leutwyler, Horst Köppel	13
7	Are β‐H‐Eliminations or Alkene Insertions Feasible Elementary Steps in Catalytic Cycles Involving Gold(I) Alkyl Species or Gold(I) Hydrides? 2013 ·Chemistry - A European Journal ·Günter Klatt, Rong Xu, Markus Pernpointner, (unknown), Tran Quang Hung, Frank Röminger, A. Stephen K. Hashmi, Horst Köppel	63
8	(4,4′)-Bipyridinein vacuo and in solvents: a quantum chemical study of a prototypical floppy molecule from a molecular transport perspective 2012 ·Physical Chemistry Chemical Physics ·Ioan Bâldea, Horst Köppel, Wolfgang Wenzel	30
9	Conical Intersections 2011 ·Wolfgang Domcke, David R. Yarkony, Horst Köppel	332
10	Theory, computation and experiment 2011 ·WORLD SCIENTIFIC eBooks ·Wolfgang Domcke, David R. Yarkony, Horst Köppel	5
11	Hydrogen Scrambling in [(C₅R₅)(L)M(H)(C₂H₄)]⁺(M = Co, Rh). Relation of Experimental Kinetic Data to the Barriers of the Elementary Reaction Steps 2010 ·Inorganic Chemistry ·Rong Xu, Günter Klatt, Hubert Wadepohl, Horst Köppel	12
12	Hydridoboranes as Modifiers for Single‐Site Organochromium Catalysts: From Low‐ to Ultrahigh‐Molecular‐Weight Polyethylene 2010 ·Angewandte Chemie International Edition ·(unknown), (unknown), Rolf Mülhaupt, Rong Xu, Günter Klatt, Horst Köppel, Markus Enders	21
13	The Jahn-Teller effect : fundamentals and implications for physics and chemistry 2009 ·CERN Document Server (European Organization for Nuclear Research) ·Horst Köppel, David R. Yarkony, H. Barentzen	90
14	Electron correlation and molecular dynamics for excited states and photochemistry 2008 ·Chemical Physics ·Mario Barbatti, Horst Köppel, Ron Shepard, Péter G. Szalay	2
15	Electronic structure, dynamics & spectroscopy 2004 ·WORLD SCIENTIFIC eBooks ·Wolfgang Domcke, David R. Yarkony, Horst Köppel	2
16	Regularized diabatic states and quantum dynamics on intersecting potential energy surfaces 2004 ·Faraday Discussions ·Horst Köppel	48
17	Topology and dynamics of vibronically coupled potential energy surfaces : general aspects and application to the ozone cation 1993 ·New Journal of Chemistry ·H. U. Müller, Horst Köppel, Lorenz S. Cederbaum	30
18	Energy Level Statistics of Coupled Oscillators 1987 ·Physica Scripta ·Th. Zimmermann, Horst Köppel, Elmar Haller, (unknown), L. S. Cederbaum	16
19	Multimode molecular dynamics beyond the Born-Oppenheimer approximation breakdown → 1984 ·Horst Köppel, Wolfgang Domcke, Lorenz S. Cederbaum	884
20	A comparison of different approaches to the calculation of franck-condon factors for polyatomic molecules 1977 ·Molecular Physics ·Wolfgang Domcke, Lorenz S. Cederbaum, Horst Köppel, W. von Niessen	63

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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