Ministry of Education
Gagan Kumar
VIDWAN ID: 652895

Prof Gagan Kumar

Male
Professor | Department of Physics
Indian Institute of Technology, Ropar
Punjab
Expertise: Multidisciplinary Physics
ORCID 0000-0001-5867-0670 Scopus 55553625600 ResearcherID E-3140-2013 Google Scholar YqHz-B4AAAAJ
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47 Publications
0 Projects
714 Scopus Citations
690 CrossRef
1 Year Total Experience
Publications
47 Total
Articles
45
Proceedings
2
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714 Citations
14 h-index
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690 Citations
14 h-index
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Professor
Sep 2025 – Present
Indian Institute of Technology, Ropar | Department of Physics
Physical Sciences
Multidisciplinary Physics

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Scholarly Publications

Polarization independent double-band electromagnetically induced transparency effect in terahertz metamaterials

Journal Article
Journal of Optics. Year: 2020. Volume: 22 , Issue: 3 , Pages: 035105 .
Authors: Rakesh Sarkar; Koijam Monika Devi; Dipa Ghindani; S S Prabhu; Dibakar Roy Chowdhury; Gagan Kumar
DOI 10.1088/2040-8986/ab70f2 Crossref Crossref: 55 Scopus Scopus: 60

Single and dual-band electromagnetically induced transparency in a strongly near field coupled planar toroidal terahertz metamaterial

Journal Article
Optics & Laser Technology. Year: 2024. Volume: 176 , Pages: 111006 .
Authors: Lavi Kumar Vaswani; Bhagwat Singh Chouhan; Anuraj Panwar; Angana Bhattacharya; Fiza Moin; Gagan Kumar
DOI 10.1016/j.optlastec.2024.111006 Crossref Crossref: 10 Scopus Scopus: 9

Multi-stacked polarization insensitive broadband terahertz metamaterial

Open Access
Journal Article
Journal of Applied Physics. Year: 2024. Volume: 135 , Issue: 17 , Pages: 173103 .
Authors: Bhagwat Singh Chouhan; Nityananda Acharyya; Anuraj Panwar; Dibakar Roy Chowdhury; Gagan Kumar
DOI 10.1063/5.0203862 Crossref Crossref: 4 Scopus Scopus: 4

Broadening of Resonance With the Bending of Strongly Coupled Strip Resonators in a Planar Terahertz Metamaterial

Journal Article
Journal of Lightwave Technology. Year: 2024. Volume: 42 , Issue: 9 , Pages: 3283-3289 .
Authors: Bhagwat Singh Chouhan; Bhumidhar Barman; Lavi Kumar Vaswani; Anuraj Panwar; Gagan Kumar
DOI 10.1109/JLT.2024.3353330 Crossref Crossref: 6 Scopus Scopus: 5

Terahertz tunable band-stop filter using topological valley photonic crystals

Journal Article
Applied Optics. Year: 2024. Volume: 63 , Issue: 1 , Pages: 104 .
Authors: Rajesh Kumar; Rohith K. M.; Shashank Pandey; Sanjeev K. Srivastava; Gagan Kumar
DOI 10.1364/AO.504776 Crossref Crossref: 6 Scopus Scopus: 6

All-dielectric metasurface based ultranarrow bandpass filter in optical C-band

Journal Article
Journal of the Optical Society of America B. Year: 2023. Volume: 40 , Issue: 5 , Pages: 1311 .
Authors: Bhairov Kumar Bhowmik; Tanmay Bhowmik; Pranav Kumar Pandey; Makaraju Srinivasa Raju; Debabrata Sikdar; Gagan Kumar
DOI 10.1364/JOSAB.485439 Crossref Crossref: 13 Scopus Scopus: 14

Broadband terahertz linear cross-polarization conversion in transmission mode using planar coupled metamaterials

Journal Article
Journal of Applied Physics. Year: 2023. Volume: 133 , Issue: 12 , Pages: 123102 .
Authors: S. Jagan Mohan Rao; Rakesh Sarkar; Ajinkya Punjal; Dipa Ghindani; Dibakar Roy Chowdhury; S. S. Prabhu; Gagan Kumar
DOI 10.1063/5.0143796 Crossref Crossref: 5 Scopus Scopus: 8

Broadband terahertz polarization conversion using a planar toroidal metamaterial

Journal Article
Journal of Applied Physics. Year: 2022. Volume: 132 , Issue: 18 , Pages: 183103 .
Authors: Rakesh Sarkar; Angana Bhattacharya; Ajinkya Punjal; Shriganesh S. Prabhu; Gagan Kumar
DOI 10.1063/5.0112004 Crossref Crossref: 8 Scopus Scopus: 7
Showing 1 to 8 of 47 publications