R. Kopelman

2.2k total citations · 1 hit paper
15 papers, 1.8k citations indexed

About

R. Kopelman is a scholar working on Atomic and Molecular Physics, and Optics, Electrical and Electronic Engineering and Biomedical Engineering. According to data from OpenAlex, R. Kopelman has authored 15 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Atomic and Molecular Physics, and Optics, 4 papers in Electrical and Electronic Engineering and 4 papers in Biomedical Engineering. Recurrent topics in R. Kopelman's work include Spectroscopy and Quantum Chemical Studies (8 papers), Near-Field Optical Microscopy (4 papers) and Photoreceptor and optogenetics research (3 papers). R. Kopelman is often cited by papers focused on Spectroscopy and Quantum Chemical Studies (8 papers), Near-Field Optical Microscopy (4 papers) and Photoreceptor and optogenetics research (3 papers). R. Kopelman collaborates with scholars based in United States, Israel and France. R. Kopelman's co-authors include Joseph Hoshen, A. Lewis, Klony Lieberman, Eric M. Monberg, R. LeSar, Steven D. Woodruff, Jagdish Prasad, Theodore B. Norris, B. G. Orr and Eric Monson and has published in prestigious journals such as Science, Chemical Physics Letters and Review of Scientific Instruments.

In The Last Decade

R. Kopelman

15 papers receiving 1.7k 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.

Percolation and cluster distribution. I. Cluster multiple labeling technique and critical concentration algorithm

1976 1.5k citations Joseph Hoshen, R. Kopelman Physical review. B, Solid state profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
R. Kopelman United States	8	654	490	368	360	238	15	1.8k
Joseph Hoshen United States	14	835 1.3×	567 1.2×	497 1.4×	416 1.2×	140 0.6×	27	2.2k
J. F. Gouyet France	20	663 1.0×	498 1.0×	309 0.8×	341 0.9×	82 0.3×	72	1.6k
Pascal Viot France	25	759 1.2×	907 1.9×	238 0.6×	338 0.9×	354 1.5×	110	2.2k
Shlomo Alexander Israel	6	733 1.1×	630 1.3×	244 0.7×	376 1.0×	186 0.8×	10	1.5k
Samuel Frederick Edwards United Kingdom	11	1.0k 1.6×	665 1.4×	477 1.3×	463 1.3×	184 0.8×	27	2.0k
H. J. Herrmann Switzerland	21	523 0.8×	421 0.9×	205 0.6×	199 0.6×	135 0.6×	57	1.5k
P. M. Duxbury United States	19	693 1.1×	452 0.9×	143 0.4×	351 1.0×	99 0.4×	45	1.4k
Andrew Dougherty United States	12	747 1.1×	670 1.4×	196 0.5×	138 0.4×	89 0.4×	19	1.4k
J. Bernasconi Switzerland	27	1.2k 1.8×	977 2.0×	401 1.1×	859 2.4×	207 0.9×	63	2.9k
J. Nittmann France	14	867 1.3×	518 1.1×	268 0.7×	102 0.3×	94 0.4×	22	1.5k

Countries citing papers authored by R. Kopelman

Since Specialization

Citations

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

Fields of papers citing papers by R. Kopelman

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of R. Kopelman

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

All Works

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15 of 15 papers shown

1.

Monson, Eric, et al.. (1998). A compact fluorescence and polarization near-field scanning optical microscope. Review of Scientific Instruments. 69(7). 2685–2690. 5 indexed citations

2.

Smith, Steven J., B. G. Orr, R. Kopelman, & Theodore B. Norris. (1994). Femtosecond near-field scanning optical microscope. Conference on Lasers and Electro-Optics. 2 indexed citations

3.

Clément, Éric, R. Kopelman, & Leonard M. Sander. (1994). The diffusion-limited reaction A + A →0 in the steady state: influence of correlations in the source. Chemical Physics. 180(2-3). 337–341. 4 indexed citations

4.

Kopelman, R., A. Lewis, & Klony Lieberman. (1990). Nanometer light source and molecular exciton microscopy. Journal of Luminescence. 45(1-6). 298–299. 8 indexed citations

5.

Kopelman, R., et al.. (1990). Excitation time modulation studies of molecularly doped polymers. Journal of Luminescence. 45(1-6). 275–276. 2 indexed citations

6.

Prasad, Jagdish & R. Kopelman. (1990). A new technique to differentiate between geminate and nongeminate recombination of triplet excitons. Journal of Luminescence. 45(1-6). 258–259. 4 indexed citations

7.

Lieberman, Klony, et al.. (1990). A Light Source Smaller Than the Optical Wavelength. Science. 247(4938). 59–61. 116 indexed citations

8.

Kopelman, R., et al.. (1982). Exciton transport in naphthalene alloys: A transition from percolation to diffusion. Chemical Physics Letters. 93(3). 264–266. 2 indexed citations

9.

Kopelman, R., et al.. (1979). Variable range cluster model of exciton migration: Dimensionality and critical exponents for naphthalene. Journal of Luminescence. 18-19. 41–46. 8 indexed citations

10.

Monberg, Eric M. & R. Kopelman. (1978). Critical concentrations for triplet exciton tunneling in binary naphthalene crystals: the case for percolation. Chemical Physics Letters. 58(4). 492–496. 13 indexed citations

11.

LeSar, R. & R. Kopelman. (1978). Vibrational exciton cluster states, percolation and pairwise interactions: Benzene A2u band. Chemical Physics. 29(3). 289–297. 10 indexed citations

12.

Woodruff, Steven D. & R. Kopelman. (1977). Phase III crystal structure and 115 K phase transition of hexamethylbenzene. Journal of Chemical Crystallography. 7(1). 29–40. 8 indexed citations

13.

Kopelman, R., et al.. (1977). Long range exciton percolation and superexchange: Energy denominator study on 3B1u naphthalene. Chemical Physics. 19(3). 413–427. 65 indexed citations

14.

Woodruff, Steven D. & R. Kopelman. (1977). Exciton band of a one-molecule-per-unit-cell crystal: hexamethylbenzene first singlet. Chemical Physics. 22(1). 1–12. 2 indexed citations

15.

Hoshen, Joseph & R. Kopelman. (1976). Percolation and cluster distribution. I. Cluster multiple labeling technique and critical concentration algorithm. Physical review. B, Solid state. 14(8). 3438–3445. 1522 indexed citations breakdown →

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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