V
Vipin Kumar
Researcher at Oak Ridge National Laboratory
Publications - 343
Citations - 14197
Vipin Kumar is an academic researcher from Oak Ridge National Laboratory. The author has contributed to research in topics: Band gap & Thin film. The author has an hindex of 32, co-authored 295 publications receiving 12801 citations. Previous affiliations of Vipin Kumar include University of Tokyo & Krishna Institute of Engineering and Technology.
Papers
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Fabrication and Characterization of Screen-Printed Cu 2 ZnSnS 4 Films for Photovoltaic Applications
Vipin Kumar,Vandana Grace Masih +1 more
TL;DR: In this paper, the structural, morphological, optical and electrical properties of CZTS films were studied, and they were indexed to a single phase kesterite structure, which indicated the presence of Cu, Zn, Sn and S elements in the films.
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Importance of Alangium salviifolium and Its Pharmacological Update
Keyur Panara,Pawan Kumar Singh,Pooja Rawat,Vivek Kumar,Momin Maruf,Kanti Patel,R. Ravikumar,Vipin Kumar +7 more
TL;DR: Alangium salviifolium is an excellent medicinal plant which holds numerous bioactive phytochemicals and its phytochemical constituents with therapeutic activity, translational research on the plant and the evidence based studies on various pharmacological effects of the plant are highlighted.
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Single channel tunable wavelength demultiplexer using nonlinear one dimensional defect mode photonic crystal
TL;DR: In this paper, a GaAs/Si multilayer structure with a single defect has been simulated using transfer matrix method and the refractive indices of both layers have been taken to be dependent on intensity and wavelength simultaneously.
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Challenges in regulating interfacial-chemistry of the sodium-metal anode for room-temperature sodium-sulfur batteries
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Nonlinear transmission and reflection characteristics of plasma/polystyrene one dimensional photonic crystal
TL;DR: In this paper, the reflectance and transmitted amplitude of one-dimensional plasma/polystyrene nonlinear photonic crystal have been calculated for different intensities of the controlling wave.