Gagan Kumar
Gagan Kumar
Professor of Physics, IIT Guwahati
Verified email at - Homepage
Cited by
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The number of confirmed cases of covid-19 by using machine learning: Methods and challenges
A Ahmad, S Garhwal, SK Ray, G Kumar, SJ Malebary, OM Barukab
Archives of Computational Methods in Engineering 28, 2645-2653, 2021
Role of resonance modes on terahertz metamaterials based thin film sensors
M Islam, SJM Rao, G Kumar, BP Pal, D Roy Chowdhury
Scientific reports 7 (1), 7355, 2017
Planar plasmonic terahertz waveguides based on periodically corrugated metal films
G Kumar, S Pandey, A Cui, A Nahata
New Journal of Physics 13, 033024, 2011
Terahertz surface plasmon polaritons on a semiconductor surface structured with periodic V-grooves
S Li, MM Jadidi, TE Murphy, G Kumar
Optics express 21 (6), 7041-7049, 2013
Plasmonic and Nonlinear Optical Absorption Properties of Ag:ZrO2 Nanocomposite Thin Films
M Kumar, CSS Sandeep, G Kumar, YK Mishra, R Philip, GB Reddy
Plasmonics 9, 129-136, 2014
Formation of Self-organized Silver Nanocup-Type Structures and Their Plasmonic Absorption
YK Mishra, R Adelung, G Kumar, M Elbahri, S Mohapatra, R Singhal, ...
Independently tunable electromagnetically induced transparency effect and dispersion in a multi-band terahertz metamaterial
R Sarkar, D Ghindani, KM Devi, SS Prabhu, A Ahmad, G Kumar
Scientific reports 9 (1), 18068, 2019
Terahertz surface plasmon waveguide based on a one-dimensional array of silicon pillars
G Kumar, S Li, MM Jadidi, TE Murphy
New Journal of Physics 15 (8), 085031, 2013
Plasmon induced transparency effect through alternately coupled resonators in terahertz metamaterial
KM Devi, AK Sarma, DR Chowdhury, G Kumar
Optics express 25 (9), 10484-10493, 2017
Planar terahertz waveguides based on complementary split ring resonators
G Kumar, A Cui, S Pandey, A Nahata
Optics express 19 (2), 1072-1080, 2011
Polarization independent double-band electromagnetically induced transparency effect in terahertz metamaterials
R Sarkar, KM Devi, D Ghindani, SS Prabhu, DR Chowdhury, G Kumar
Journal of Optics 22 (3), 035105, 2020
Gradual cross polarization conversion of transmitted waves in near field coupled planar terahertz metamaterials
SJM Rao, R Sarkar, G Kumar, DR Chowdhury
OSA Continuum 2 (3), 603-614, 2019
Dual-band electromagnetically induced transparency effect in a concentrically coupled asymmetric terahertz metamaterial
KM Devi, DR Chowdhury, G Kumar, AK Sarma
Journal of Applied Physics 124 (6), 2018
Engineering the propagation properties of planar plasmonic terahertz waveguides
W Zhu, A Agrawal, A Cui, G Kumar, A Nahata
Selected Topics in Quantum Electronics, IEEE Journal of, 1-8, 2011
Plasmon-induced transparency in graphene-based terahertz metamaterials
KM Devi, M Islam, DR Chowdhury, AK Sarma, G Kumar
Europhysics Letters 120 (2), 27005, 2018
Modulating the near field coupling through resonator displacement in planar terahertz metamaterials
SJ Mohan Rao, D Kumar, G Kumar, DR Chowdhury
Journal of Infrared, Millimeter, and Terahertz Waves 38, 124-134, 2017
Terahertz plasmonic waveguide based thin film sensor
M Islam, DR Chowdhury, A Ahmad, G Kumar
Journal of Lightwave Technology 35 (23), 5215-5221, 2017
Surface enhanced Raman scattering of a surface plasma wave
G Kumar, DB Singh, VK Tripathi
Journal of Physics D: Applied Physics 39, 4436, 2006
Laser mode conversion into a surface plasma wave in a metal coated optical fiber
CS Liu, G Kumar, VK Tripathi
Journal of applied physics 100 (1), 2006
Anomalous absorption of surface plasma wave by particles adsorbed on metal surface
G Kumar, VK Tripathi
Applied Physics Letters 91 (16), 161503, 2007
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