R. Kumar

1.5k total citations · 1 hit paper
41 papers, 1.3k citations indexed

About

R. Kumar is a scholar working on Materials Chemistry, Molecular Biology and Organic Chemistry. According to data from OpenAlex, R. Kumar has authored 41 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 17 papers in Materials Chemistry, 15 papers in Molecular Biology and 9 papers in Organic Chemistry. Recurrent topics in R. Kumar's work include DNA and Nucleic Acid Chemistry (13 papers), Advanced biosensing and bioanalysis techniques (8 papers) and HIV/AIDS drug development and treatment (5 papers). R. Kumar is often cited by papers focused on DNA and Nucleic Acid Chemistry (13 papers), Advanced biosensing and bioanalysis techniques (8 papers) and HIV/AIDS drug development and treatment (5 papers). R. Kumar collaborates with scholars based in United States, India and France. R. Kumar's co-authors include Frank Hunte, Guoqing Li, Steven Shannon, Abdullah Zafar, Yimei Zhu, Weitao Yang, Qiao Qiao, David Peterson, Stefano Curtarolo and Yifei Yu and has published in prestigious journals such as Journal of the American Chemical Society, Nature Communications and Applied Physics Letters.

In The Last Decade

R. Kumar

40 papers receiving 1.3k 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.

All The Catalytic Active Sites of MoS₂ for Hydrogen Evolution

2016 735 citations R. Kumar, Frank Hunte et al. Journal of the American Chemical Society profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
R. Kumar United States	14	672	571	426	206	160	41	1.3k
B. Varughese United States	15	819 1.2×	171 0.3×	451 1.1×	446 2.2×	100 0.6×	19	1.2k
Fengqin Hu China	22	963 1.4×	226 0.4×	539 1.3×	264 1.3×	92 0.6×	34	1.6k
Patrick J. Baesjou Netherlands	18	512 0.8×	118 0.2×	512 1.2×	141 0.7×	86 0.5×	24	1.1k
Denis Leshchev United States	17	473 0.7×	231 0.4×	208 0.5×	51 0.2×	113 0.7×	51	826
Gastón Corthey Argentina	13	633 0.9×	114 0.2×	467 1.1×	323 1.6×	165 1.0×	18	1.1k
Hiroshi Ushiyama Japan	18	499 0.7×	196 0.3×	556 1.3×	125 0.6×	79 0.5×	52	1.3k
Xinyi Liang China	18	585 0.9×	204 0.4×	581 1.4×	153 0.7×	279 1.7×	45	1.2k
Cheng‐Hsuan Lai Taiwan	14	651 1.0×	240 0.4×	319 0.7×	88 0.4×	117 0.7×	15	1.1k
Adam Kubas Poland	19	506 0.8×	268 0.5×	438 1.0×	98 0.5×	190 1.2×	68	1.4k
Timothy C. Davenport United States	16	635 0.9×	155 0.3×	264 0.6×	137 0.7×	32 0.2×	20	974

Countries citing papers authored by R. Kumar

Since Specialization

Citations

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

Fields of papers citing papers by R. Kumar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

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

This figure shows the co-authorship network connecting the top 25 collaborators of R. Kumar. A scholar is included among the top collaborators of R. Kumar 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. Kumar. R. Kumar 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

Kumar, R. & Jigneshkumar V. Rohit. (2025). Surface functionalized MXene as emerging 2D optical sensors for the monitoring of chemical and biological contaminants. FlatChem. 53. 100922–100922. 1 indexed citations

Kumar, R., Isabelle Joumard, S. Auffret, et al.. (2023). Control of Skyrmion Chirality in Ta/Fe−Co−B/TaOx Trilayers by TaOx Oxidation and Fe−Co−B Thickness. Physical Review Applied. 19(2). 2 indexed citations

Fischer, Johanna, R. Kumar, S. Pizzini, et al.. (2022). Gate-controlled skyrmion and domain wall chirality. Nature Communications. 13(1). 5257–5257. 39 indexed citations

Kumar, R., C. L. Reynolds, J. G. Reynolds, et al.. (2019). Planar Hall effect and anisotropic magnetoresistance in semiconducting and conducting oxide thin films. Applied Physics A. 125(5). 5 indexed citations

Kumar, R., et al.. (2015). Magnetotransport phenomena in Bi2Se3 thin film topological insulators grown by hybrid physical chemical vapor deposition. Journal of Applied Physics. 117(6). 5 indexed citations

Kumar, R., et al.. (2007). An Alternative Advantageous Protocol for Efficient Synthesis of Phosphorothioate Oligonucleotides Utilizing Phenylacetyl Disulfide (PADS). Nucleosides Nucleotides & Nucleic Acids. 26(2). 181–188. 4 indexed citations

Ravikumar, Vasulinga T., R. Kumar, & Xue‐Feng Zhu. (2006). Convenient Large‐Scale Synthesis of Universal Solid Support. Synthetic Communications. 36(16). 2269–2274. 4 indexed citations

Kumar, R. & Vasulinga T. Ravikumar. (2005). 4,4′-Dimethoxytrityl group derived from secondary alcohols: Are they removed slowly under acidic conditions?. Bioorganic & Medicinal Chemistry Letters. 15(14). 3426–3429. 2 indexed citations

Shultz, David A., et al.. (2005). Valence tautomerization and exchange coupling in a cobalt–nitronylnitroxide–semiquinone complex. Polyhedron. 24(16-17). 2876–2879. 20 indexed citations

10.

Ravikumar, Vasulinga T., R. Kumar, Daniel C. Capaldi, & Douglas L. Cole. (2003). Synthesis of High Quality Phosphorothioate Oligonucleotides as Antisense Drugs. Use of I-Linker in the Elimination of 3′-Terminal Phosphorothioate Monoesters. Nucleosides Nucleotides & Nucleic Acids. 22(5-8). 1421–1425. 7 indexed citations

11.

Cheruvallath, Zacharia S., R. Kumar, Claus Rentel, Douglas L. Cole, & Vasulinga T. Ravikumar. (2003). Solid Phase Synthesis of Phosphorothioate Oligonucleotides Utilizing Diethyldithiocarbonate Disulfide (DDD) as an Efficient Sulfur Transfer Reagent. Nucleosides Nucleotides & Nucleic Acids. 22(4). 461–468. 21 indexed citations

12.

Ravikumar, Vasulinga T., et al.. (2003). Antisense Phosphorothioate Oligodeoxyribonucleotide Targeted against ICAM-1: Use of I-Linker to Eliminate 3‘-Terminal Phosphorothioate Monoester Formation. Organic Process Research & Development. 7(3). 259–266. 14 indexed citations

13.

Shultz, David A., Rosario Fico, S.H. Bodnar, et al.. (2003). Trends in Exchange Coupling for Trimethylenemethane-Type Bis(semiquinone) Biradicals and Correlation of Magnetic Exchange with Mixed Valency for Cross-Conjugated Systems. Journal of the American Chemical Society. 125(38). 11761–11771. 71 indexed citations

14.

Kumar, R., Douglas L. Cole, & Vasulinga T. Ravikumar. (2003). 2-Methyl-5-tert-butylthiophenol—An Odorless Deprotecting Reagent Useful in Synthesis of Oligonucleotides and Their Analogs. Nucleosides Nucleotides & Nucleic Acids. 22(4). 453–460. 2 indexed citations

15.

Shultz, David A., S.H. Bodnar, R. Kumar, Hyoyoung Lee, & Jeff W. Kampf. (2000). Molecular Structures of Carbonyl-Linked Bis(dioxolene) Complexes: Can a Carbonyl Group Act as an Effective Ferromagnetic Coupler?. Inorganic Chemistry. 40(3). 546–549. 15 indexed citations

16.

Shultz, David A., et al.. (1999). Cross-Conjugated Bis(porphryin)s: Synthesis, Electrochemical Behavior, Mixed Valency, and Biradical Dication Formation. The Journal of Organic Chemistry. 64(25). 9124–9136. 36 indexed citations

17.

Joshi, Rajendra, et al.. (1994). DNA cleavage by Cu(II)-desferal: identification of C1′-hydroxylation as the initial event for DNA damage. Biochimica et Biophysica Acta (BBA) - General Subjects. 1199(3). 285–292. 12 indexed citations

18.

Kumar, R., et al.. (1994). 8-Amino-2′-deoxyadenosine:2′-Deoxythymidine Base Pairing: Identification of Novel Reverse Hoogsteen Mode in Solution. Biochemical and Biophysical Research Communications. 204(2). 788–793. 8 indexed citations

19.

Lohray, Braj B., Vidya Bhushan, & R. Kumar. (1994). Origin of .alpha.-Hydroxy Ketones in the Osmium Tetroxide-Catalyzed Asymmetric Dihydroxylation of Alkenes. The Journal of Organic Chemistry. 59(6). 1375–1380. 23 indexed citations

20.

Barawkar, Dinesh A., R. Kumar, & Krishna N. Ganesh. (1992). Effect of C5-amino substituent on 2′-deoxyuridine base pairing with 2′-deoxyadenosine: investigation by 1H and 13C NMR spectroscopy. Tetrahedron. 48(39). 8505–8514. 10 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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