Raj Kumar

Bifunctional Photo-Supercapacitor with a New Architecture Converts and Stores Solar Energy as Charge

Aparajita Das, Sathish Deshagani, Raj Kumar et al. · ACS Applied Materials & Interfaces · 2018 · 87 citations

Engineering, Materials Engineering, Materials Science +17

Broadband metamaterial absorber in the visible region using a petal-shaped resonator for solar cell applications

Raj Kumar, Bipin K. Singh, Praveen C. Pandey · Physica E Low-dimensional Systems and Nanostructures · 2022 · 48 citations

Natural Sciences, Materials Engineering, Materials Science +17

Perfect selective metamaterial absorber with thin-film of GaAs layer in the visible region for solar cell applications

Raj Kumar, Bipin K. Singh, Rajesh Tiwari et al. · Optical and Quantum Electronics · 2022 · 43 citations

Engineering, Materials Engineering, Materials Science +17

Effect of calcination temperature on the structural, microstructure, and electrical properties of CeO2 nanoparticles as a solid electrolyte for IT-SOFC application

Raj Kumar, Satyendra Singh · Advanced Powder Technology · 2024 · 22 citations

Natural Sciences, Materials Engineering, Materials Science +17

Cone-shaped resonator-based highly efficient broadband metamaterial absorber

Raj Kumar, Bipin K. Singh, Praveen C. Pandey · Optical and Quantum Electronics · 2023 · 13 citations

Natural Sciences, Materials Engineering, Materials Science +8