kaushal kumar
kaushal kumar
Assistant Professor, Department of Applied Physics, IIT(ISM), Dhanbad-826004, India
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Year
Er3+/Yb3+ codoped Gd2O3 nano-phosphor for optical thermometry
SK Singh, K Kumar, SB Rai
Sensors and Actuators A: Physical 149 (1), 16-20, 2009
2422009
Multifunctional Er3+–Yb3+ codoped Gd2O3 nanocrystalline phosphor synthesized through optimized combustion route
SK Singh, K Kumar, SB Rai
Applied Physics B 94 (1), 165-173, 2009
1372009
Incorporation of Zn 2+ ions into BaTiO 3: Er 3+/Yb 3+ nanophosphor: an effective way to enhance upconversion, defect luminescence and temperature sensing
MK Mahata, T Koppe, T Mondal, C Brüsewitz, K Kumar, VK Rai, ...
Physical Chemistry Chemical Physics 17 (32), 20741-20753, 2015
1202015
Er3+–Yb3+ doped vanadate nanocrystals: a highly sensitive thermographic phosphor and its optical nanoheater behavior
MK Mahata, K Kumar, VK Rai
Sensors and Actuators B: Chemical 209, 775-780, 2015
1192015
Enhanced upconversion and temperature sensing study of Er3+–Yb3+ codoped tungsten–tellurite glass
A Pandey, S Som, V Kumar, V Kumar, K Kumar, VK Rai, HC Swart
Sensors and Actuators B: Chemical 202, 1305-1312, 2014
1062014
Enriched green upconversion emission in combustion synthesized Y2O3: Ho3+–Yb3+ phosphor
A Pandey, VK Rai, R Dey, K Kumar
Materials Chemistry and Physics 139 (2-3), 483-488, 2013
642013
Photon avalanche upconversion and pump power studies in LaF3:Er3+/Yb3+ phosphor
AK Singh, K Kumar, AC Pandey, O Parkash, SB Rai, D Kumar
Applied Physics B 104 (4), 1035, 2011
552011
Structural and optical properties of Er3+/Yb3+ doped barium titanate phosphor prepared by co-precipitation method
MK Mahata, K Kumar, VK Rai
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 124, 285-291, 2014
522014
Light-into-heat conversion in La 2 O 3: Er 3+-Yb 3+ phosphor: an incandescent emission
AK Singh, S Singh, D Kumar, DK Rai, SB Rai, K Kumar
Optics letters 37 (5), 776-778, 2012
502012
Dualistic temperature sensing in Er3+/Yb3+ doped CaMoO4 upconversion phosphor
S Sinha, MK Mahata, K Kumar, SP Tiwari, VK Rai
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 173, 369-375, 2017
472017
YVO 4: Er 3+/Yb 3+ phosphor for multifunctional applications
MK Mahata, SP Tiwari, S Mukherjee, K Kumar, VK Rai
JOSA B 31 (8), 1814-1821, 2014
462014
Upconversion in Pr3+ doped tellurite glass
VK Rai, K Kumar, SB Rai
Optical Materials 29 (7), 873-878, 2007
452007
Influence of Li+ codoping on visible emission of Y2O3: Tb3+, Yb3+ phosphor
A Pandey, VK Rai, K Kumar
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 118, 619-623, 2014
412014
Influence of Li+ codoping on visible emission of Y2O3: Tb3+, Yb3+ phosphor
A Pandey, VK Rai, K Kumar
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 118, 619-623, 2014
412014
Inter-conversion of Tb3+ and Tb4+ states and its fluorescence properties in MO–Al2O3: Tb (M= Mg, Ca, Sr, Ba) phosphor materials
RK Verma, K Kumar, SB Rai
Solid state sciences 12 (7), 1146-1151, 2010
412010
Enhanced temperature sensing response of upconversion luminescence in ZnO–CaTiO3: Er3+/Yb3+ nano-composite phosphor
SP Tiwari, MK Mahata, K Kumar, VK Rai
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 150, 623-630, 2015
382015
Enhanced temperature sensing response of upconversion luminescence in ZnO–CaTiO3: Er3+/Yb3+ nano-composite phosphor
SP Tiwari, MK Mahata, K Kumar, VK Rai
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 150, 623-630, 2015
382015
Magnetic-field-induced optical bistability in multifunctional Gd 2 O 3: Er 3+∕ Yb 3+ upconversion nanophosphor
SK Singh, K Kumar, MK Srivastava, DK Rai, SB Rai
Optics letters 35 (10), 1575-1577, 2010
382010
Diode laser pumped Gd2O3:Er3+/Yb3+ phosphor as optical nano-heater
SK Singh, K Kumar, SB Rai
Applied Physics B 100 (3), 443-446, 2010
372010
White upconversion emission in Y2O3: Er3+–Tm3+–Yb3+ phosphor
VK Rai, R Dey, K Kumar
Materials Research Bulletin 48 (6), 2232-2236, 2013
352013
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