Zobrazeno 1 - 10
of 176
pro vyhledávání: '"K.S. Bartwal"'
Publikováno v:
Materials Today: Proceedings. 80:427-433
Publikováno v:
Materials Today: Proceedings. 80:799-805
Publikováno v:
Journal of Mountain Research. 16
In this work, the polycrystalline CaAl2O4: Eu2+, Nd3+ based blue phosphor was prepared by solid-state reaction method. The rare earth metal ions doped calcium aluminate phosphors have been studied in depth. The high quantum efficiency make them usefu
Autor:
S. K. Sharma, K.S. Bartwal, Manoj K. Tiwari, Yeshpal Singh, G. Bhagavannarayana, G. S. Lodha, Sunil Verma
Publikováno v:
Optical Materials. 46:329-338
KDP crystal grown using flat-top technique has been characterized using X-ray and optical techniques with the aim of correlating the defects structure and impurity concentration in the crystal with its optical properties. Crystallographic defects wer
Publikováno v:
Physica B: Condensed Matter. 456:1-4
Undoped, Mn doped and Cu doped samples of lithium tetraborate (LTB) were prepared in single crystal, polycrystalline and glass forms. These samples were investigated for their thermoluminescence (TL) response on irradiation by X-rays from Indus-2 syn
Publikováno v:
Optical Materials. 37:804-809
The structural and optical characteristics of nearly stoichiometric lithium niobate, LiNbO 3 nanoparticles have been studied. The results are very different compared to the bulk LiNbO 3 single crystals. The nanoparticles were synthesized by citrate g
Publikováno v:
Radiation Measurements. 67:55-58
A new thermoluminescent (TL) dosimeter readout scheme was developed which allows for the measurement of both the single incident dose and the accumulated dose from multiple irradiations, through a novel dual readout procedure. Undoped, Mn doped and C
Publikováno v:
International Journal of Hydrogen Energy. 39:8351-8356
The composite alloy of Ti 0.32 Cr 0.43 V 0.25 with x wt% La (where x = 0–10) was prepared by arc melting technique. The effect on hydrogen storage capacity, flatness of the plateau pressure, and residual hydrogen was investigated in La added Ti 0.3
Publikováno v:
Open Journal of Modern Physics. 2014:29-33
We report the preparation of single phase Dy doped Y3Al5O12 nanoparticles by modified sol-gel technique. The modified sol-gel method consists of a mixture of nitrates in an aqueous media and citric acid as chelating agents. Ethylene glycol was used f
Autor:
K.S. Bartwal, H. Ryu
Publikováno v:
Journal of Alloys and Compounds. 574:331-334
The effect of Ti co-doping in BaAl 2 O 4 :Eu 2+ phosphor material on crystalline quality, morphology and photoluminescence (PL) characteristics was investigated. The co-doped green phosphor compositions (BaAl 2 O 4 :Eu 2+ , Ti 3+ ) with varying conce