Klaus Häfner
Impact in
- Organic Chemistry top 0.2%
- Synthesis and Properties of Aromatic Compounds
- Organic Chemistry Cycloaddition Reactions
- Organometallic Complex Synthesis and Catalysis
- Asymmetric Synthesis and Catalysis
- Physical and Theoretical Chemistry top 0.5%
- Photochemistry and Electron Transfer Studies
Papers in
-
- Photochemistry and Electron Transfer Studies 33
- Chemical Reactions and Mechanisms 21
-
- Synthesis and Properties of Aromatic Compounds 57
- Organic Chemistry Cycloaddition Reactions 46
- Asymmetric Synthesis and Catalysis 35
- Cyclopropane Reaction Mechanisms 27
- Inorganic and Organometallic Chemistry 25
- Co-authors
- Hans Jörg LindnerC. KönigGünter SchulzG. PlossAhmed H. M. ElwahyJ. SchneiderBernd StowasserReinhard P. Kaiser
- Journals
- Tetrahedron Letters (34 papers)Journal of the American Chemical Society (5 papers)European Journal of Organic Chemistry (4 papers)Helvetica Chimica Acta (4 papers)Tetrahedron (3 papers)
- Partner nations
- GermanyUnited StatesEgypt
In The Last Decade
Klaus Häfner
236 papers receiving 5.2k citations
Peers
Comparison fields: 5 of 101
- Organic Chemistry 4.4k
- Physical and Theoretical Chemistry 1.0k
- Pharmaceutical Science 256
- Inorganic Chemistry 583
- Spectroscopy 566
Countries citing papers authored by Klaus Häfner
This map shows the geographic impact of Klaus Häfner'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 Klaus Häfner with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Klaus Häfner more than expected).
Fields of papers citing papers by Klaus Häfner
This network shows the impact of papers produced by Klaus Häfner. 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 Klaus Häfner. The network helps show where Klaus Häfner may publish in the future.
Co-authors
The 25 scholars most cited alongside Klaus Häfner, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.
All Works
| # | Work | ||
|---|---|---|---|
| 1 | 2005 | 13 | |
| 2 | 2005 | 40 | |
| 3 | 2001 | 5 | |
| 4 | 2001 | 19 | |
| 5 | 2000 | 3 | |
| 6 | 1994 | 11 | |
| 7 | Aspekte des Parodieverfahrens bei Johann Sebastian Bach : Beiträge zur Wiederentdeckung verschollener Vokalwerke | 1987 | 0 |
| 8 | 1984 | 10 | |
| 9 | 1978 | 3 | |
| 10 | 1978 | 21 | |
| 11 | 1973 | 26 | |
| 12 | 1967 | 46 | |
| 13 | 1961 | 33 | |
| 14 | 1960 | 1 | |
| 15 | 1960 | 14 | |
| 16 | 1960 | 11 | |
| 17 | 1959 | 22 | |
| 18 | 1958 | 15 | |
| 19 | 1958 | 106 | |
| 20 | 1957 | 103 |
About Klaus Häfner
Klaus Häfner is a scholar working on Physical and Theoretical Chemistry, Organic Chemistry, Pharmaceutical Science, Inorganic Chemistry and Spectroscopy, having authored 244 papers that have together received 5.4k indexed citations. Recurring topics across this work include Synthesis and Properties of Aromatic Compounds (57 papers), Organic Chemistry Cycloaddition Reactions (46 papers), Asymmetric Synthesis and Catalysis (35 papers), Photochemistry and Electron Transfer Studies (33 papers), Photochromic and Fluorescence Chemistry (30 papers), Cyclopropane Reaction Mechanisms (27 papers), Inorganic and Organometallic Chemistry (25 papers) and Chemical Reactions and Mechanisms (21 papers). The work is most often cited by research in Organic Chemistry (4.4k citations), Physical and Theoretical Chemistry (1.0k citations), Pharmaceutical Science (256 citations), Inorganic Chemistry (583 citations) and Spectroscopy (566 citations). Klaus Häfner has collaborated with scholars based in Germany, United States and Egypt. Frequent co-authors include Hans Jörg Lindner, C. König, Günter Schulz, G. Ploss, Ahmed H. M. Elwahy, J. Schneider, Bernd Stowasser, Reinhard P. Kaiser, Markus Neuenschwander and Hans‐Peter Krimmer. Their work appears in journals such as Tetrahedron Letters, Journal of the American Chemical Society, European Journal of Organic Chemistry, Helvetica Chimica Acta and Tetrahedron.
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.