Plant-derived carbon quantum dots for dual applications in hexavalent chromium sensing and optical thermometry A Kumar, U Chauhan, RK Sesma, N Rana, AK Gathania Materials Research Bulletin 200, 114108 , 2026 2026
Stable and selective CQDs from chrysanthemum flowers for environmental monitoring applications A Kumar, N Dhiman, D Pathak, AK Gathania Materials Science and Engineering: B 328, 119333 , 2026 2026 Citations: 3
Sm³⁺-Activated SrWO₄ Phosphor with Abnormal Thermal Quenching for Dual Mode Solid State Lighting and Optical Thermometry S Kumar, S Maurya, R Kumar, AK Gathania Journal of Alloys and Compounds, 188254 , 2026 2026
Emerging trends in rare-earth doped luminescent nanophosphors: Synthesis, advances and applications H Thakur, NK Mishra, RK Singh, BP Singh, R Kumar, AK Gathania Materials Research Bulletin, 113997 , 2026 2026 Citations: 1
Efficient and Thermally Stable Sm3+-Activated Na2BaCa (PO4) 2 Phosphors for Solid-State Lighting and Optical Thermometry S Kumar, R Kumar, AK Gathania Materials Research Bulletin, 113939 , 2025 2025 Citations: 5
Sustainable carbon quantum dots for highly selective Cu2+ ion detection in water and thermal sensing applications A Kumar, AK Gathania Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 127142 , 2025 2025 Citations: 8
Impact of cell thickness on the induced vertical alignment, dielectric and electrical conductivity of carbon dots doped nematic liquid crystal composite P Priscilla, MR Fisch, S Kumar, AK Gathania, J Prakash, S Kumar, ... Colloids and Surfaces A: Physicochemical and Engineering Aspects, 138735 , 2025 2025 Citations: 2
Enhancing photoluminescence properties of reddish-orange emitting phosphor cerium fluoride doped with Eu3+ by the incorporation of N-CQDs A Sharma, V Sharma, AK Gathania Journal of Alloys and Compounds, 183032 , 2025 2025 Citations: 12
NIR light-triggered green emitting perovskite-based phosphor for optical thermometry and future molecular logic gate applications I Kumar, A Kumar, S Kumar, GB Nair, HC Swart, AK Gathania Journal of Fluorescence 35 (8), 6783-6795 , 2025 2025 Citations: 12
Eco-friendly carbon quantum dots as a bi-functional fluorescent probe for Cr (VI) detection and optical thermometry A Kumar, I Kumar, S Kumar, AK Gathania Materials Research Bulletin 187, 113394 , 2025 2025 Citations: 21
A dual-mode fluorescent probe for temperature-sensing and metal ions detection based on castor leaves-derived carbon quantum dots A Kumar, I Kumar, S Kumar, A Sharma, A Sharma, AK Gathania Carbon Letters 35 (3), 1097-1112 , 2025 2025 Citations: 21
Tunable Photoluminescence of Nanoparticles Doped Cholesteric Liquid Crystals Composites for Photonic Applications P Priscilla, AK Gathania, J Prakash, Supreet, A Kumar, R Castagna, ... Cholesteric Liquid Crystals: Dielectric and Optical Applications, 157-179 , 2025 2025 Citations: 1
Charge compensation-driven downconverted luminescence enhancement in Er 3+ -doped SrTiO 3 phosphors by co-doping with alkali ions (M + = Li, Na, K) for … I Kumar, Yashwinder, A Kumar, S Kumar, H Thakur, AK Gathania Indian Journal of Physics 99 (6), 2033-2042 , 2025 2025 Citations: 23
Unveiling molecular alignment, dielectric and electrical conductivity of an unaligned 4-octyl-4′-cyanobiphenyl liquid crystal doped with carbon dots P Priscilla, MR Fisch, S Kumar, AK Gathania, J Prakash, S Kumar, ... Colloids and Surfaces A: Physicochemical and Engineering Aspects 707, 135854 , 2025 2025 Citations: 10
Effect of doping with carbon dots on the alignment and dielectric properties of nematic liquid crystal 4-cyano-4′-pentylbiphenyl in ITO sample cells without conventional … P Priscilla, MR Fisch, H Meena, S Tomar, AK Gathania, S Kumar, ... Journal of Molecular Structure 1321, 139894 , 2025 2025 Citations: 8
Hydrothermally synthesized luminescent carbon quantum dots from cow milk and their optical properties A Kumar, I Kumar, S Kumar, AK Gathania AIP Conference Proceedings 3198 (1), 020142 , 2025 2025 Citations: 2
Fluorescence Quenching-Based Temperature and Metal Ions Sensing Using Eco-Friendly Carbon Quantum Dots Derived from Carom Seeds A Kumar, AK Gathania Available at SSRN 5219597 , 2025 2025 Citations: 1
Carbon dots induced homeotropic alignment in a negative dielectric nematic liquid crystal material P Priscilla, AK Gathania, S Kumar, MR Fisch, J Prakash, S Kumar, ... Nano Express 5 (4), 045008 , 2024 2024 Citations: 12
Effect of carbon dots on tuning molecular alignment, dielectric and electrical properties of a smectogenic cyanobiphenyl-based liquid crystal material P Priscilla, S Kumar, AK Gathania, AK Singh, J Prakash, S Kumar, P Malik, ... Journal of Physics D: Applied Physics 57 (35), 355302 , 2024 2024 Citations: 38
Green Emission in Thermally Stable Er 3+ Doped Lead-Free Perovskite Phosphor for Solid-State Lighting and Optical Thermometry Applications I Kumar, A Kumar, S Kumar, V Sangwan, AK Gathania IEEE Photonics Journal 16 (3), 1-7 , 2024 2024 Citations: 32
MOST CITED SCHOLAR PUBLICATIONS
Green synthesis of zinc oxide nano-sized spherical particles using Terminalia chebula fruits extract for their photocatalytic applications N Rana, S Chand, AK Gathania International Nano Letters 6 (2), 91-98 , 2016 2016 Citations: 117
Photoluminescence and quenching study of the Sm3+-doped LiBaPO4 phosphor I Kumar, AK Gathania Journal of Materials Science: Materials in Electronics 33 (1), 328-341 , 2022 2022 Citations: 100
Synthesis, characterization and potential sensing application of carbon dots synthesized via the hydrothermal treatment of cow milk Avinash Kumar, Ishant Kumar, and Arvind K. Gathania Scientific Reports, 22495 , 2022 2022 Citations: 70
Tailoring the structural and optical properties of ZnO by doping with Cd N Rana, S Chand, AK Gathania Ceramics International 41 (9), 12032-12037 , 2015 2015 Citations: 56
n-UV triggered green emitting Er3+ doped Zirconia: a bifunctional material for solid-state lighting and optical thermometry I Kumar, A Kumar, S Kumar, H Thakur, N Dhiman, AK Gathania Ceramics International 49 (22), 36979-36987 , 2023 2023 Citations: 51
Synthesis and characterization of flower-like ZnO structures and their applications in photocatalytic degradation of Rhodamine B dye N Rana, S Chand, AK Gathania Journal of Materials Science: Materials in Electronics 27 (3), 2504-2510 , 2016 2016 Citations: 49
Synthesis and Characterization of YVO4 -Based Phosphor Doped with Eu3+ Ions for Display Devices S Thakur, AK GATHANIA J. of. Electronic Materials 44 (10), 3444-3449 , 2015 2015 Citations: 43
Activation of zirconia nanophosphors with Eu3+ to demonstrate multifunctional optical applications I Kumar, A Kumar, AK Gathania Materials Chemistry and Physics 292, 126846 , 2022 2022 Citations: 42
Coprecipitation synthesis, structural, optical properties, and thermometry application of Tm3+/Yb3+ co-doped YPO4 phosphor H Thakur, AK Gathania, S Kachhap, SK Singh, RK Singh Journal of Luminescence 254, 119513 , 2023 2023 Citations: 41
Synthesis and optical properties of GdVO 4 : Eu 3+ phosphor H Thakur, RK Singh, AK Gathania Materials Research Express 8 (2), 026201 , 2021 2021 Citations: 41
Simultaneous realization of FIR-based multimode optical thermometry and photonic molecular logic gates in Er 3+ and Yb 3+ co-doped SrTiO 3 phosphor I Kumar, A Kumar, S Kumar, GB Nair, HC Swart, AK Gathania Physica Scripta 98 (10), 105532 , 2023 2023 Citations: 40
Eco-friendly carbon dots induced thermally stable vertical alignment in planar anchored nematic liquid crystal P Priscilla, D Varshney, J Prakash, S Kumar, A Singh, P Malik, ... Journal of Molecular Liquids 385, 122318 , 2023 2023 Citations: 40
Synthesis and characterization of dye-doped core-shell composite microspheres N Dhiman, BP Singh, AK Gathania Journal of Nanophotonics 6 (1), 063511-063511 , 2012 2012 Citations: 40
Synthesis, structural analysis, upconversion luminescence and magnetic properties of Ho3+/Yb3+ co-doped GdVO4 nanophosphor H Thakur, BP Singh, R Kumar, AK Gathania, SK Singh, RK Singh Materials Chemistry and Physics 253, 123333 , 2020 2020 Citations: 39
Effect of carbon dots on tuning molecular alignment, dielectric and electrical properties of a smectogenic cyanobiphenyl-based liquid crystal material P Priscilla, S Kumar, AK Gathania, AK Singh, J Prakash, S Kumar, P Malik, ... Journal of Physics D: Applied Physics 57 (35), 355302 , 2024 2024 Citations: 38
Band gap engineering of ZnO by doping with Mg N Rana, S Chand, AK Gathania Physica Scripta 90 (8), 085502 , 2015 2015 Citations: 37
Tunable white light photoluminescence of a single phase Tm3+/Tb3+/Eu3+ codoped GdPO4 phosphor H Thakur, AK Gathania, I Kumar, RK Singh Materials Today Communications 36, 106458 , 2023 2023 Citations: 36
Investigation of optical properties of YVO4–Er3+ nano-phosphors at different Er3+ concentrations and calcination temperatures S Thakur, AK Gathania Journal of Materials Science: Materials in Electronics 27 (2), 1988–1993 , 2016 2016 Citations: 36
Green Emission in Thermally Stable Er 3+ Doped Lead-Free Perovskite Phosphor for Solid-State Lighting and Optical Thermometry Applications I Kumar, A Kumar, S Kumar, V Sangwan, AK Gathania IEEE Photonics Journal 16 (3), 1-7 , 2024 2024 Citations: 32
Structural and optical studies on the crushed roots of Saccharum munja grass: a new low cost red phosphor source for optical applications S Thakur, AK Gathania Indian Journal of Physics 91 (6), 623-627 , 2017 2017 Citations: 32
