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Dr. Shivaramu. N.J
Dr. Shivaramu. N.J
Department of Physics, University Of Free State, Bloemfontein, South Africa
Verified email at indianacademy.edu.in
Title
Cited by
Cited by
Year
Synthesis characterization and luminescence studies of gamma irradiated nanocrystalline yttrium oxide
NJ Shivaramu, BN Lakshminarasappa, KR Nagabhushana, F Singh
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 154, 220-231, 2016
622016
Effects of annealing temperature on the crystal structure, optical and photocatalytic properties of Bi2O3 needles
J Divya, NJ Shivaramu, W Purcell, WD Roos, HC Swart
Applied Surface Science 520, 146294, 2020
342020
Synthesis characterization and luminescence studies of 100 MeV Si8+ ion irradiated sol gel derived nanocrystalline Y2O3
BN Lakshminarasappa, NJ Shivaramu, KR Nagabhushana, F Singh
Nuclear Instruments and Methods in Physics Research Section B: Beam …, 2014
342014
Multifunction applications of Bi2O3: Eu3+ nanophosphor for red light emission and photocatalytic activity
J Divya, NJ Shivaramu, W Purcell, WD Roos, HC Swart
Applied Surface Science 497, 143748, 2019
332019
Enhanced luminescence and photocatalytic activity of Bi2O3: Ho3+ needles
J Divya, NJ Shivaramu, E Coetsee, RE Kroon, W Purcell, HC Swart
Journal of Alloys and Compounds 842, 155641, 2020
292020
Thermoluminescence of sol–gel derived Y2O3: Nd3+ nanophosphor exposed to 100 MeV Si8+ ions and gamma rays
NJ Shivaramu, BN Lakshminarasappa, KR Nagabhushana, F Singh
Journal of Alloys and Compounds 637, 564-573, 2015
282015
Ion beam induced luminescence studies of sol gel derived Y2O3: Dy3+ nanophosphors
NJ Shivaramu, KR Nagabhushana, BN Lakshminarasappa, F Singh
Journal of Luminescence 169, 627-634, 2016
242016
Synthesis, surface and photoluminescence properties of Sm3+ doped α-Bi2O3
J Divya, NJ Shivaramu, WD Roos, W Purcell, HC Swart
Journal of Alloys and Compounds 854, 157221, 2021
222021
Synthesis, thermoluminescence and defect centres in Eu3+ doped Y2O3 nanophosphor for gamma dosimetry applications
NJ Shivaramu, BN Lakshminarasappa, KR Nagabhushana, F Singh, ...
Materials Research Express 4 (11), 115033, 2017
222017
Structural and luminescence properties of Y2O3: Eu3+ red phosphor by incorporation of Ga3+ and Bi3+ ions
A Yousif, BH Abas, S Som, NJ Shivaramu, HC Swart
Materials Research Bulletin 124, 110752, 2020
192020
Luminescence studies of 100 MeV Si8+ ion irradiated nanocrystalline Y2O3
NJ Shivaramu, BN Lakshminarasappa, KR Nagabhushana, F Singh
Radiation measurements 71, 518-523, 2014
182014
Photoluminescence, thermoluminescence glow curve and emission characteristics of Y2O3: Er3+ nanophosphor
NJ Shivaramu, BN Lakshminarasappa, KR Nagabhushana, HC Swart, ...
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 189, 349-356, 2018
152018
Ion beam induced cubic to monoclinic phase transformation of nanocrystalline yttria
NJ Shivaramu, BN Lakshminarasappa, KR Nagabhushana, F Singh
Nuclear Instruments and Methods in Physics Research Section B: Beam …, 2016
122016
Thermoluminescence behavior of gamma irradiated Y2O3: Sm3+ nanophosphor
NJ Shivaramu, BN Lakshminarasappa, E Coetsee, HC Swart
Journal of Luminescence 232, 117855, 2021
102021
Influences of Substrate Temperatures and Oxygen Partial Pressures on the Crystal Structure, Morphology and Luminescence Properties of Pulsed Laser Deposited Bi2O3:Ho …
D Janardhana, SN Jayaramu, WD Roos, W Purcell, HC Swart
Coatings 10 (12), 1168, 2020
102020
Cathodoluminescence degradation of Y2O3: Dy3+ nanophosphor for field emission displays
S Nagarasanakote Jayaramu, E Coetsee, HC Swart
Journal of Vacuum Science & Technology A 37 (6), 2019
102019
Thermoluminescence response in 60Co gamma rays, 100 MeV Si8+ and 150 MeV Au9+ irradiated Y2O3: Ho3+ nanophosphor
NJ Shivaramu, BN Lakshminarasappa, F Singh, E Coetsee, HC Swart
Journal of Alloys and Compounds 778, 554-565, 2019
102019
Photoluminescence, thermoluminescence and defect centres in Y2O3 and Y2O3: Tb3+ under 100 MeV swift Ni8+ ion beam irradiation
NJ Shivaramu, BN Lakshminarasappa, F Singh, E Coetsee, HC Swart
Materials Research Bulletin 102, 62-69, 2018
102018
Thermoluminescence studies of γ-irradiated nanocrystalline Y3Al5O12
NJ Shivaramu, BN Lakshminarasappa, KR Nagabhushana, Ramani, ...
Radiation Effects and Defects in Solids 169 (8), 696-705, 2014
82014
Charge carrier trapping processes in un-doped and BaAl2O4: Eu3+ nanophosphor for thermoluminescent dosimeter applications
NJ Shivaramu, E Coetsee, WD Roos, KR Nagabhushana, HC Swart
Journal of Physics D: Applied Physics 53 (47), 475305, 2020
72020
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Articles 1–20