Search Results - "Koul, D K"

The Firing Temperature of Pottery from Ancient Mesopotamia, Turkey, Using Luminescence Methods: A Case Study for Different Grain-Size Fractions by Polymeris, G. S., Kiyak, N. G., Koul, D. K., Kitis, G.

“…The assessment of the firing temperature of a prehistoric pottery sample collected from ancient Mesopotamia, Turkey was studied using luminescence techniques…”
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Investigating the thermally transferred optically stimulated luminescence source trap in fired geological quartz by Koul, D.K., Patil, P.G., Oniya, E.O., Polymeris, G.S.

“…The pre-dosed thermoluminescence (TL) emission of quartz has been found to be useful in retrospective dosimetry and archaeometry. Though the pre-dosed…”
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OSL studies of local bricks for retrospective dosimetric application by Singh, A.K., Menon, S.N., Kadam, S.Y., Koul, D.K., Datta, D.

“…Luminescence properties of quartz extracted from bricks has been reported worldwide for its use in dose estimation in case of nuclear or radiological accident…”
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TL-ESR correlation studies in LiMgPO4:Tb,B phosphor by Menon, S N, Gundu Rao, T K, Koul, D K, Watanabe, S

“…Defect centers formed in irradiated LiMgPO4:Tb,B phosphor have been investigated using the electron spin resonance technique. O-, BO32-, PO2-, and F+ are some…”
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Response of pre-dosed TL and OSL emissions of quartz to various stimuli by Koul, D.K.

“…Studies involving the pre-dosed OSL emission suggested it to be, broadly, similar to its TL counterpart, the 110°C pre-dosed TL emission [1–3]. However, in…”
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Optically stimulated luminescence (OSL) and thermally assisted OSL in Eu2+ – Doped BaSO4 phosphor by Bhatt, B.C., Soni, Anuj, Polymeris, G.S., Koul, D.K., Patel, D.K., Gupta, S.K., Mishra, D.R., Kulkarni, M.S.

“…BaSO4:Eu2+ phosphor has been investigated for its photoluminescence (PL), thermoluminescence (TL), TL kinetics, optically stimulated luminescence (OSL) and…”
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Impact of firing on the OSL luminescence properties of natural quartz: A case study by Koul, D.K., Polymeris, G.S., Soni, A., Kulkarni, M.S.

“…A comprehensive study was carried out to observe the impact of firing on the behavior of different features of the optically stimulated luminescence (OSL)…”
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The pre-dose phenomenon in the OSL signal of quartz by Koul, D.K., Chougaonkar, M.P.

“…The co-relation between the 110 ∘ C TL peak and OSL signal of quartz has been established to such a level that the former has been utilized, extensively, as a…”
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Applicability of OSL pre-dose phenomenon of quartz in the estimation of equivalent dose by Koul, D.K., Chougaonkar, M.P., Polymeris, G.S.

“…The feasibility of utilizing the pre-dosed OSL signal in the estimation of the equivalent dose has been investigated. The results based on (i) the behavior of…”
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Role of alkali ions in limiting the capacity of the 110 degrees C peak of quartz to remember the firing temperature by Koul, D K

“…Establishment of a reliable thermoluminescence (TL) technique to record the firing temperature has not been possible so far. Attempts made so far have resulted…”
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Measurement of dose reduction factors for X-rays and its relevance in eye lens monitoring applications by Kumar, Munish, Singh, Sunil, Gaonkar, Uma, Sharma, S, Ratna, P, Koul, D, Kulkarni, M, Datta, D

“…Lead (Pb) goggles used by radiation workers while performing fluoroscopy-guided diagnostic and interventional procedures reduce the doses to eye lenses…”
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Energy-dispersive X-ray fluorescence spectrometry technique as an efficient monitoring tool for mercury contamination by Bhat, C.K, Bhat, C.L, Lodha, G.S, Koul, D.K

“…This paper illustrates the useful early-warning role of the energy-dispersive X-ray fluorescence technique against a potential health hazard being posed by…”
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Thermal quenching studies in LiMgPO4 based OSL phosphors by Menon, S.N., Kadam, S.Y., Koul, D.K.

“…LiMgPO4 based optically stimulated luminescence (OSL) phosphors are found to have good dosimetric characteristics. Thermal quenching is the decrease in…”
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Fading studies in LiMgPO4:Tb,B and synthesis of new LiMgPO4 based phosphor with better fading characteristics by Menon, S.N., Dhabekar, B.S., Kadam, Sonal, Koul, D.K.

“…Lithium magnesium phosphate (LiMgPO4) based phosphors have been found to be quite promising for optically stimulated luminescence (OSL) dosimetry. These…”
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Detection of sub micro Gray dose levels using OSL phosphor LiMgPO4:Tb,B by Rawat, N.S., Dhabekar, Bhushan, Muthe, K.P., Koul, D.K., Datta, D.

“…•LiMgPO4:Tb,B has been studied and shown to possesses minimum measurable dose (MMD) in sub micro Gray region.•MMD as low as 0.49µGy in readout time of less…”
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RbBaScSi3O9: A suitable host for generating blue emitting phosphor doped with Ce3+ and enhanced cyan-green emitting phosphor co-doped with Eu2+ and Dy3 by Pal, Shreya, Tadge, Prachi, Rawat, N.S., Koul, D.K., Mehare, Chaitali M., Dhoble, S.J., Ray, Sudeshna

“…Inorganic phosphors based on RbBaScSi3O9 (RBS), a chemically and thermally stable host doped with Ce3+; Eu2+ and codoped with Ce3+/Eu2+ and Eu2+/Dy3+ ions have…”
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Studies on the temperature dependence of optically stimulated luminescence for highly sensitive LiCaAlF6: Eu, Y phosphor by Rawat, N.S., Sharma, Jagriti, Dhabekar, B.S., Koul, D.K., Sapra, B.K.

“…•LCAF is studied for OSL dependence on temperature in the range of 100–260 °C.•A generic protocol has been suggested to conduct temperature dependent…”
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Development of cryostat integrated TL/OSL reader for its application in radiation dosimetry by Soni, A., Mishra, D.R., Gaur, S.S., Uke, M., Sawant, P., Koul, D.K., Datta, D.

“…A cryostat based integrated TL/OSL reader has been designed and developed to study the temperature dependence of photoionization cross-section at various low…”
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OSL properties of three commonly available salt brands in India for its use in accident dosimetry by Singh, A.K., Menon, S.N., Kadam, S.Y., Koul, D.K., Datta, D.

“…Thermally stimulated luminescence (TL) and Optically Stimulated Luminescence (OSL) characterization of three commonly available salt brands in India were…”
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Dosimetric characterization of highly sensitive OSL phosphor: LiCaAlF6:Eu,Y by Dhabekar, Bhushan, Rawat, N.S., Gaikwad, N., Kadam, Sonal, Koul, D.K.

“…The paper presents the dosimetric characterization of lithium calcium aluminum fluoride doped with europium and yttrium (LiCaAlF6:Eu,Y), synthesized by simple…”
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