Madan M. Upadhyay

Gd3+ ion induced UV upconversion emission and temperature sensing in Tm3+/Yb3+:Y2O3 phosphor

Madan M. Upadhyay, Kaushal Kumar · Journal of Rare Earths · 2022 · 50 citations

Engineering, Photochemistry, Optical Properties +9

Upconversion luminescence based temperature sensing properties and anti-counterfeiting applications of GdNbO4:Tm3+/Yb3+ phosphor

Madan M. Upadhyay, Neeraj Kumar Mishra, Kaushal Kumar · Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy · 2023 · 40 citations

Materials Science, Optical Materials, Engineering +8

Efficient dual mode emission in Ce3+/Yb3+/Er3+ doped yttrium aluminium gallium garnet for led device and optical thermometry

Neeraj Kumar Mishra, Madan M. Upadhyay, Santosh Kumar et al. · Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy · 2022 · 28 citations

Electrical Engineering, Optical Materials, Engineering +8

Synthesis and upconversion emission studies of CaYF₅:Ho³⁺/Yb³⁺ phosphor and its applications in optical thermometry, fingerprint detection, and security ink

Kumar Shwetabh, Madan M. Upadhyay, Kaushal Kumar · RSC Advances · 2023 · 23 citations · Full text

Tunable upconversion in ZnAl_2−<i>x</i>Ga_<i>x</i>O₄:Er,Yb phosphors by modulating the Al/Ga ratio and application in optical thermometry

Reshmi Thekke Parayil, Santosh K. Gupta, Madan M. Upadhyay et al. · New Journal of Chemistry · 2023 · 19 citations

Optical Materials, Engineering, Luminescent Glass +21