Harald Röckel

6.4k total citations · 4 hit papers
22 papers, 5.6k citations indexed

About

Harald Röckel is a scholar working on Biomedical Engineering, Materials Chemistry and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, Harald Röckel has authored 22 papers receiving a total of 5.6k indexed citations (citations by other indexed papers that have themselves been cited), including 11 papers in Biomedical Engineering, 8 papers in Materials Chemistry and 7 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in Harald Röckel's work include Nonlinear Optical Materials Studies (11 papers), Photochromic and Fluorescence Chemistry (8 papers) and Nonlinear Optical Materials Research (4 papers). Harald Röckel is often cited by papers focused on Nonlinear Optical Materials Studies (11 papers), Photochromic and Fluorescence Chemistry (8 papers) and Nonlinear Optical Materials Research (4 papers). Harald Röckel collaborates with scholars based in United States, Germany and Belgium. Harald Röckel's co-authors include Seth R. Marder, J.E. Ehrlich, Joseph W. Perry, Ahmed A. Heikal, Mariacristina Rumi, D. McCord-Maughon, Stephen Barlow, David Beljonne, Jean‐Luc Brédas and L. Erskine and has published in prestigious journals such as Nature, Science and Journal of the American Chemical Society.

In The Last Decade

Harald Röckel

18 papers receiving 5.4k citations

Hit Papers

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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.

Design of Organic Molecules with Large Two-Photon Absorption Cross Sections

1998 2.0k citations Marius A. Albotǎ, David Beljonne et al. Science profile →
Two-photon polymerization initiators for three-dimensional optical data storage and microfabrication

1999 1.8k citations B. H. Cumpston, S. P. Ananthavel et al. Nature profile →
Structure−Property Relationships for Two-Photon Absorbing Chromophores: Bis-Donor Diphenylpolyene and Bis(styryl)benzene Derivatives

2000 769 citations Mariacristina Rumi, J.E. Ehrlich et al. Journal of the American Chemical Society profile →
Two-photon absorption and broadband optical limiting with bis-donor stilbenes

1997 632 citations J.E. Ehrlich, Xiaolin Wu et al. Optics Letters profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Harald Röckel United States	11	4.3k	3.8k	1.5k	791	710	22	5.6k
J.E. Ehrlich United States	12	4.3k 1.0×	3.7k 1.0×	1.5k 1.0×	779 1.0×	672 0.9×	31	5.5k
Mariacristina Rumi United States	21	4.5k 1.1×	4.2k 1.1×	1.7k 1.1×	801 1.0×	798 1.1×	54	6.2k
D. McCord-Maughon United States	5	3.7k 0.9×	3.2k 0.9×	1.2k 0.8×	539 0.7×	495 0.7×	8	4.6k
Stephen M. Kuebler United States	23	3.0k 0.7×	2.1k 0.6×	796 0.5×	802 1.0×	641 0.9×	88	4.0k
Joel M. Hales United States	30	1.8k 0.4×	1.9k 0.5×	1.0k 0.7×	446 0.6×	660 0.9×	97	3.3k
Steven J. Barrow United Kingdom	22	2.3k 0.5×	1.8k 0.5×	1.7k 1.1×	1.2k 1.5×	987 1.4×	34	5.6k
Zouheir Sekkat Morocco	32	1.7k 0.4×	1.5k 0.4×	1.6k 1.0×	1.1k 1.4×	1.2k 1.8×	110	3.5k
Yoshimasa Kawata Japan	22	1.2k 0.3×	1.5k 0.4×	618 0.4×	555 0.7×	664 0.9×	157	2.8k
Fabrice Charra France	34	1.8k 0.4×	1.5k 0.4×	1.2k 0.8×	1.2k 1.5×	1.2k 1.6×	144	3.6k
Jayant D. Bhawalkar United States	21	2.1k 0.5×	1.8k 0.5×	744 0.5×	416 0.5×	312 0.4×	46	2.7k

Countries citing papers authored by Harald Röckel

Since Specialization

Citations

This map shows the geographic impact of Harald Röckel'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 Harald Röckel with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Harald Röckel more than expected).

Fields of papers citing papers by Harald Röckel

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Harald Röckel. 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 Harald Röckel. The network helps show where Harald Röckel may publish in the future.

Co-authorship network of co-authors of Harald Röckel

This figure shows the co-authorship network connecting the top 25 collaborators of Harald Röckel. A scholar is included among the top collaborators of Harald Röckel 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 Harald Röckel. Harald Röckel is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Kippelen, Bernard, B. L. Volodin, Olga Savina, et al.. (2005). Photorefractive polymers with improved efficiency. 11. 335–335.

Ananthavel, S. P., Mariacristina Rumi, Joseph W. Perry, et al.. (2003). Two photon absorbing chromophores for broadband optical limiting. 414–414. 1 indexed citations

Kuebler, Stephen M., S. P. Ananthavel, Mariacristina Rumi, et al.. (2003). Two-photon polymerization initiators for efficient three-dimensional optical data storage and microfabrication. 52–52. 1 indexed citations

Rumi, Mariacristina, J.E. Ehrlich, Ahmed A. Heikal, et al.. (2002). The design of molecules with large two-photon absorptivities. 37–38.

Rumi, Mariacristina, J.E. Ehrlich, Ahmed A. Heikal, et al.. (2000). Structure−Property Relationships for Two-Photon Absorbing Chromophores: Bis-Donor Diphenylpolyene and Bis(styryl)benzene Derivatives. Journal of the American Chemical Society. 122(39). 9500–9510. 769 indexed citations breakdown →

Perry, Joseph W., Stephen Barlow, J.E. Ehrlich, et al.. (1999). Two-photon and higher-order absorptions and optical limiting properties of bis-donor substituted conjugated organic chromophores. 21. 225–243. 5 indexed citations

Cumpston, B. H., S. P. Ananthavel, Stephen Barlow, et al.. (1999). Two-photon polymerization initiators for three-dimensional optical data storage and microfabrication. Nature. 398(6722). 51–54. 1842 indexed citations breakdown →

Barlow, Stephen, David Beljonne, Jean‐Luc Brédas, et al.. (1998). Design, synthesis and applications of two-photon absorbing organic molecules. 39(2).

Albotǎ, Marius A., David Beljonne, Jean‐Luc Brédas, et al.. (1998). Design of Organic Molecules with Large Two-Photon Absorption Cross Sections. Science. 281(5383). 1653–1656. 1978 indexed citations breakdown →

10.

Steele, D. D., B. L. Volodin, Olga Savina, et al.. (1998). Transillumination imaging through scattering media by use of photorefractive polymers. Optics Letters. 23(3). 153–153. 20 indexed citations

11.

Ehrlich, J.E., Xiaolin Wu, Z.-Y. Hu, et al.. (1997). Two-photon absorption and broadband optical limiting with bis-donor stilbenes. Optics Letters. 22(24). 1843–1843. 632 indexed citations breakdown →

12.

Cumpston, B. H., J.E. Ehrlich, Z.-Y. Hu, et al.. (1997). New Photopolymers Based on Two-Photon Absorbing Chromophores and Application to Three-Dimensional Microfabrication and Optical Storage. MRS Proceedings. 488. 7 indexed citations

13.

Gleiter, Rolf, Harald Röckel, & F. A. Neugebauer. (1996). Radical Cations of Dithia- and Tetraselenaradialenes with Restricted Delocalization of the Unpaired Electron. The Journal of Organic Chemistry. 61(5). 1739–1741. 3 indexed citations

14.

Gleiter, Rolf, Harald Röckel, & Bernhard Nuber. (1996). Silver(I) Complex of a Crown Thioether Retaining the Transoid S–C–C–S Ligand Conformation. Chemische Berichte. 129(5). 581–584. 2 indexed citations

15.

Gleiter, Rolf, Harald Röckel, & Bernhard Nuber. (1995). Conjugated crown thioethers and strained cyclic alkynes by nucleophilic SN′-reaction. Tetrahedron Letters. 36(11). 1835–1838. 4 indexed citations

16.

Gleiter, Rolf, Harald Röckel, Hermann Irngartinger, & Τ. Oeser. (1994). Effiziente Synthese von Heteroradialenen durch SN′‐Reaktion. Angewandte Chemie. 106(12). 1340–1342. 10 indexed citations

17.

Gleiter, Rolf, Harald Röckel, Hermann Irngartinger, & Thomas Oeser. (1994). Efficient Synthesis of Heteroradialenes by SN′ Reaction. Angewandte Chemie International Edition in English. 33(12). 1270–1272. 13 indexed citations

18.

Gleiter, Rolf, Harald Röckel, & Bernhard Nuber. (1994). Syntheses and properties of eight- and ten- membered selenaradialenes. Tetrahedron Letters. 35(47). 8779–8782. 7 indexed citations

19.

Röckel, Harald, et al.. (1994). Synthesis of functionalized poly(dithienylpyrrole) derivatives and their application in amperometric biosensors. Advanced Materials. 6(7-8). 568–571. 53 indexed citations

20.

Gleiter, Rolf, et al.. (1993). Long range interactions between nonconjugated π-systems - on the interaction of two CpCo-stabilized cyclobutadiene units. Tetrahedron Letters. 34(50). 8075–8078. 14 indexed citations

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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