S. Kar

7.8k total citations · 2 hit papers
115 papers, 4.3k citations indexed

About

S. Kar is a scholar working on Nuclear and High Energy Physics, Mechanics of Materials and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, S. Kar has authored 115 papers receiving a total of 4.3k indexed citations (citations by other indexed papers that have themselves been cited), including 104 papers in Nuclear and High Energy Physics, 57 papers in Mechanics of Materials and 50 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in S. Kar's work include Laser-Plasma Interactions and Diagnostics (104 papers), Laser-induced spectroscopy and plasma (56 papers) and High-pressure geophysics and materials (46 papers). S. Kar is often cited by papers focused on Laser-Plasma Interactions and Diagnostics (104 papers), Laser-induced spectroscopy and plasma (56 papers) and High-pressure geophysics and materials (46 papers). S. Kar collaborates with scholars based in United Kingdom, Germany and Italy. S. Kar's co-authors include M. Zepf, M. Borghesi, C. Bellei, A. P. L. Robinson, P. McKenna, Roger G. Evans, D. Neely, O. Willi, L. Romagnani and B. Dromey and has published in prestigious journals such as Physical Review Letters, Nature Communications and Applied Physics Letters.

In The Last Decade

S. Kar

110 papers receiving 4.2k 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.

Radiation pressure acceleration of thin foils with circularly polarized laser pulses

2008 465 citations M. Zepf, S. Kar et al. New Journal of Physics profile →
Near-100 MeV protons via a laser-driven transparency-enhanced hybrid acceleration scheme

2018 285 citations A. Higginson, R. J. Gray et al. Nature Communications profile →

Peers

Countries citing papers authored by S. Kar

Since Specialization

Citations

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

Fields of papers citing papers by S. Kar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of S. Kar

This figure shows the co-authorship network connecting the top 25 collaborators of S. Kar. A scholar is included among the top collaborators of S. Kar 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 S. Kar. S. Kar 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	Surface Wave Electron Acceleration from Flat Foils at Parallel Laser Incidence 2025 ·Physical Review Letters ·(unknown), (unknown), Andrea Macchi, L. Romagnani, Philip Martin, (unknown), (unknown), L. Lancia, (unknown), H. Ahmed, (unknown), S. Kar, D. Margarone, M. Borghesi	0
2	Multi-parametric characterization of proton bunches above 50 MeV generated by helical coil targets 2024 ·High Power Laser Science and Engineering ·Philip Martin, H. Ahmed, (unknown), S. M. Ferguson, (unknown), (unknown), (unknown), M. Borghesi, S. Kar	2
3	Narrow-band acceleration of gold ions to GeV energies from ultra-thin foils 2024 ·Communications Physics ·Philip Martin, H. Ahmed, D. Doria, M. Cerchez, (unknown), (unknown), A. Alejo, (unknown), James Green, Andrea Macchi, D. A. MacLellan, P. McKenna, Jesús Álvarez Ruiz, M. Swantusch, Oswald Willi, (unknown), M. Borghesi, S. Kar	3
4	Probing bulk electron temperature via x-ray emission in a solid density plasma 2023 ·Plasma Physics and Controlled Fusion ·(unknown), B. Ramakrishna, S. Krishnamurthy, K. F. Kakolee, S. Kar, M. Cerchez, (unknown), K. Markey, M. N. Quinn, Xiaohui Yuan, (unknown), R. H. H. Scott, P. McKenna, J. Osterholz, O. Willi, P. A. Norreys, M. Borghesi, M. Zepf	1
5	Dual stage approach to laser-driven helical coil proton acceleration 2023 ·New Journal of Physics ·S. M. Ferguson, Philip Martin, H. Ahmed, (unknown), (unknown), M. Cerchez, D. Doria, (unknown), (unknown), (unknown), O. Willi, M. Borghesi, S. Kar	10
6	Mental health disorders in English newspapers of India: A retrospective study 2022 ·International Journal of Social Psychiatry ·(unknown), Anindya Kar, (unknown), Andrew Molodynski, Kate Lovett, S. Kar	2
7	Non-destructive inspection of water or high-pressure hydrogen gas in metal pipes by the flash of neutrons and x rays generated by laser 2022 ·AIP Advances ·(unknown), Akifumi Yogo, Takehito Hayakawa, Yasunobu Arikawa, Y. Abe, (unknown), S. R. Mirfayzi, (unknown), Takato Mori, K. Mima, Shinsuke Fujioka, M. Murakami, M. Nakai, Hiroaki Nishimura, S. Kar, Ryosuke Kodama	10
8	Single shot radiography by a bright source of laser-driven thermal neutrons and x-rays 2021 ·Applied Physics Express ·Akifumi Yogo, S. R. Mirfayzi, Yasunobu Arikawa, Y. Abe, (unknown), Takato Mori, (unknown), (unknown), (unknown), (unknown), Yosuke Suzuki, Masato Kanasaki, Shinsuke Fujioka, M. Nakai, Takehito Hayakawa, K. Mima, Hiroaki Nishimura, S. Kar, Ryosuke Kodama	21
9	A miniature thermal neutron source using high power lasers 2020 ·Applied Physics Letters ·S. R. Mirfayzi, H. Ahmed, D. Doria, A. Alejo, (unknown), R. J. Clarke, (unknown), Prokopis Hadjisolomou, R. Heathcote, (unknown), Philip Martin, D. Raspino, (unknown), P. McKenna, (unknown), D. Neely, M. Borghesi, S. Kar	18
10	Proof-of-principle experiment for laser-driven cold neutron source 2020 ·Scientific Reports ·S. R. Mirfayzi, Akifumi Yogo, (unknown), (unknown), A. Iwamoto, (unknown), M. Nakai, Yasunobu Arikawa, Y. Abe, (unknown), (unknown), Takato Mori, Kazumasa Okamoto, (unknown), D. Neely, Shinsuke Fujioka, K. Mima, H. Nishimura, S. Kar, R. Kodama	32
11	Proton array focused by a laser-irradiated mesh 2019 ·Applied Physics Letters ·(unknown), Baifei Shen, M. Borghesi, W. P. Wang, H. Zhang, S. Kar, H. Ahmed, J. F. Li, (unknown), C. Wang, Xiaoming Lu, (unknown), Rongjie Xu, Lianghong Yu, (unknown), Xiaoyan Liang, R. X. Li, Zhenzhu Xu	3
12	Near-100 MeV protons via a laser-driven transparency-enhanced hybrid acceleration scheme breakdown → 2018 ·Nature Communications ·A. Higginson, R. J. Gray, M. King, R. J. Dance, S. D. R. Williamson, N. M. H. Butler, R. Wilson, R. Capdessus, C. Armstrong, (unknown), Sarah Hawkes, Philip Martin, Wenqing Wei, S. R. Mirfayzi, Xiaohui Yuan, S. Kar, M. Borghesi, R. J. Clarke, D. Neely, P. McKenna	285
13	Polarization Dependence of Bulk Ion Acceleration from Ultrathin Foils Irradiated by High-Intensity Ultrashort Laser Pulses 2017 ·Physical Review Letters ·(unknown), D. Doria, L. Romagnani, A. Sgattoni, K. Naughton, D. R. Symes, P. McKenna, Andrea Macchi, M. Zepf, S. Kar, M. Borghesi	53
14	Magnetic field generation during intense laser channelling in underdense plasma 2016 ·Physics of Plasmas ·(unknown), G. Sarri, Marija Vranić, (unknown), D. Doria, E. Guillaume, H. Habara, R. Heathcote, George Hicks, Z. Najmudin, Hirotaka Nakamura, P. A. Norreys, S. Kar, L. O. Silva, K. A. Tanaka, J. Vieira, M. Borghesi	5
15	Recent advances in laser-driven neutron sources 2016 ·Research Portal (Queen's University Belfast) ·A. Alejo, H. Ahmed, (unknown), S. R. Mirfayzi, M. Borghesi, S. Kar	17
16	High resolution Thomson Parabola Spectrometer for full spectral capture of multi-species ion beams 2016 ·Review of Scientific Instruments ·A. Alejo, S. Kar, A. Tebartz, H. Ahmed, (unknown), D. C. Carroll, (unknown), D. Doria, A. Higginson, P. McKenna, (unknown), G. G. Scott, F. Wagner, M. Roth, M. Borghesi	9
17	Dynamics of Self-Generated, Large Amplitude Magnetic Fields Following High-Intensity Laser Matter Interaction 2012 ·Physical Review Letters ·G. Sarri, Andrea Macchi, C. A. Cecchetti, S. Kar, T. V. Liseykina, Xiaohu Yang, M. E. Dieckmann, J. Fuchs, M. Galimberti, L. A. Gizzi, R. Jung, I. Kourakis, J. Osterholz, Ф. Пегораро, A. P. L. Robinson, L. Romagnani, O. Willi, M. Borghesi	56
18	Observation of Magnetized Soliton Remnants in the Wake of Intense Laser Pulse Propagation through Plasmas 2010 ·Physical Review Letters ·L. Romagnani, Alessandra Bigongiari, S. Kar, S. V. Bulanov, C. A. Cecchetti, T. Zh. Esirkepov, M. Galimberti, R. Jung, T. V. Liseykina, Andrea Macchi, J. Osterholz, Ф. Пегораро, O. Willi, M. Borghesi	32
19	Dynamic Control of Laser-Produced Proton Beams 2008 ·Physical Review Letters ·S. Kar, K. Markey, P. T. Simpson, C. Bellei, (unknown), S. R. Nagel, S. Kneip, D. C. Carroll, B. Dromey, L. Willingale, Ε. L. Clark, P. McKenna, Z. Najmudin, K. Krushelnick, P. A. Norreys, R. J. Clarke, D. Neely, M. Borghesi, M. Zepf	71
20	Plasma Ion Evolution in the Wake of a High-Intensity Ultrashort Laser Pulse 2005 ·Physical Review Letters ·M. Borghesi, S. V. Bulanov, T. Zh. Esirkepov, S. Fritzler, S. Kar, Т. В. Лисейкина, V. Malka, Ф. Пегораро, L. Romagnani, J. Rousseau, A. Schiavi, O. Willi, Anatoly V. Zayats	27

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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