Search Results - "Guinea, J. Garcia"

Luminescence studies of zinc borates activated with different concentrations of Ce and La under x-ray and electron excitation by Küçük, N., Ayvacikli, M., Akça, S., Yüksel, M., Guinea, J. Garcia, Karabulut, Y., Canimoglu, A., Topaksu, M., Can, N.

“…Several ZnB2O4 powder samples having dopants concentrations of 0.1, 0.01, 0.04wt% Ce and La were prepared using the nitric acid method via the starting oxides…”
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Cathodoluminescence response of natural and synthetic lanthanide-rich phosphates (Ln3+: Ce, Nd) by Barrera-Villatoro, A., Boronat, C., Rivera-Montalvo, T., Correcher, V., Garcia-Guinea, J., Zarate-Medina, J.

“…This paper reports on the cathodoluminescence (CL) emission of both natural and synthetic lanthanide-rich phosphates (Ln3+: Ce, Nd) previously characterized by…”
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Optical spectroscopy of the Ce-doped multicomponent garnets by Canimoglu, A., Karabulut, Y., Ayvacikli, M., Muresan, L.E., Perhaita, I., Barbu-Tudoran, L., Garcia Guinea, J., Karali, T., Can, N.

“…Here, we report our results referring to the preparation of Ce doped Y2.22MgGa2Al2SiO12, Y1.93MgAl4SiO12 and Y2.22Gd0.75Ga2Al3O12 using solid state reaction at…”
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Calculation of the activation energy in a continuous trap distribution system of a charoite silicate using initial rise and TL glow curve fitting methods by Correcher, V., Gomez-Ros, J.M., Garcia-Guinea, J., Lis, M., Sanchez-Muñoz, L.

“…The blue thermoluminescence (TL) emission of a complex charoite silicate [ K 4 NaCa 7 Ba 0.75 Mn 0.2 Fe 0.05 ( Si 6 O 15 ) 2 ( Si 2 O 7 ) Si 4 O 9 ( OH ) · 3 (…”
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Characterization of the red thermoluminescence emission of doped alumina: A case study for Al2O3:C and Al2O3:Cr,Ni by Sarasola-Martin, I., Correcher, V., Garcia-Guinea, J.

“…•Al2O3:C (commercial) and Al2O3:Cr,Ni display thermoluminescence (TL) red emission at 650 nm at doses higher than 10 mGy.•Al2O3:C shows sensitivity to…”
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Thallium occurrence and partitioning in soils and sediments affected by mining activities in Madrid province (Spain) by Gomez-Gonzalez, M.A., Garcia-Guinea, J., Laborda, F., Garrido, F.

“…Thallium (Tl) and its compounds are toxic to biota even at low concentrations but little is known about Tl concentration and speciation in soils. An…”
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Thermal stability of the luminescence emission of irradiated paracetamol by Correcher, V., Topaksu, M., Furio, M., Garcia-Guinea, J.

“…This paper reports the thermal effect on the luminescence emission of commercially available paracetamol (4-(acetylamino)phenol) tablets when exposed to…”
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Spectral characterization of renal calculi collected from population in downtown Madrid (Spain) by González-Enguita, C., Garcia-Giménez, R., Garcia-Guinea, J., Correcher, V.

“…[Display omitted] •Calculi from population in downtown Madrid (Spain) were characterised by spectral techniques.•Raman and CL techniques provide precise…”
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Cathodoluminescence and thermoluminescence of ZnB2O4:Eu3+ phosphors prepared via wet-chemical synthesis by Dogan, T., Tormo, L., Akca, S., Kucuk, N., Guinea, J. Garcia, Karabulut, Y., Ayvacikli, M., Oglakci, M., Topaksu, M., Can, N.

“…In present work, a series of Eu doped zinc borate, ZnB2O4, phosphors prepared via wet chemical synthesis and their structural, surface morphology,…”
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Characterization of the cathodoluminescence emission of kamphaugite-(Y) and kristiansenite from Spain by Correcher, V., Garcia-Guinea, J.

“…This paper reports on the cathodoluminescence (CL) emission of kamphaugite-(Y) (CaY(CO 3 ) 2 (OH)·H 2 O) and kristiansenite [Ca 2 ScSn(Si 2 O 7 )(Si 2 O 6 OH)]…”
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Novel Dy incorporated Ca3Y2B4O12 phosphor: Insights into the structure, broadband emission, photoluminescence and cathodoluminescence characteristics by Qaisi, Aziza H., Kaynar, U.H., Ayvacikli, M., Garcia-Guinea, J., Alajlani, Y., Topaksu, M., Can, N.

“…This study reports cathodoluminescence (CL) and photoluminescence (PL) properties of undoped borate Ca3Y2B4O12 and Ca3Y2B4O12:x Dy3+ (x = 0.5, 1, 2, 3, 5, and…”
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Preliminary study on the thermally stimulated luminescence characterization of UVC and beta irradiated tridymite by Balci, S., Topaksu, M., Benavente, J.F., Garcia-Guinea, J., Correcher, V.

“…Thermoluminescence (TL) emission of tridymite, a quartz-like mineral, could be used for a variety purposes, including basic research, ceramic technology,…”
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Comparing the effect of electron beam, beta and ultraviolet C exposure on the luminescence emission of commercial dosimeters by Boronat, C., Correcher, V., Bravo-Yagüe, J.C., Sarasola-Martin, I., Garcia-Guinea, J., Benavente, J.F.

“…[Display omitted] •TLD-100, TLD-200, TLD-400 and GR-200 dosimeters could be potentially used in the field of UV Dosimetry.•Luminescence characterization (CL…”
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Comprehensive study of photoluminescence and cathodoluminescence of Eu and Tb doped Mg2SiO4 prepared via a solid-state reaction technique by Ucar, Z.G. Portakal, Akca, S., Dogan, T., Halefoglu, Y.Z., Kaynar, U.H., Ayvacikli, M., Guinea, J. Garcia, Topaksu, M., Can, N.

“…We report narrow-band green-red emitting Mg2SiO4 phosphors successfully synthesized through solid-state reaction method, and the cathodoluminescence (CL) and…”
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Thermally stimulated luminescence of a natural layered double hydroxide by Correcher, V., Garcia-Guinea, J., Rodriguez-Lazcano, Y.

“…Layered double hydroxides (LDHs) and many of the related hydrotalcite-like minerals have been well studied from the chemical and structural point of view;…”
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Cathodoluminescence, SEM and EDX analysis of CaF2 and Tm2O3 pellets for radiation dosimetry applications by Rodríguez, R., Correcher, V., Gómez-Ros, J.M., Plaza, J.L., Garcia-Guinea, J.

“…Preparation and synthesis of luminescent materials has a special interest in medicine, industry and research due to the wide variety of applications offered by…”
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Cathodoluminescence properties of La2MoO6:Ln3+ (Ln: Eu, Dy, and Sm) phosphors by Ayvacikli, M., Kaynar, Ümit H., Karabulut, Y., Guinea, J. Garcia, Bulcar, K., Can, N.

“…La2MoO6 orange-red phosphors with high efficiency incorporated with Eu, Dy and Sm have been synthesized through a gel combustion method. The influences of rare…”
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Thermoluminescence sensitivity of ulexite after UV irradiation by Topaksu, M., Correcher, V., Garcia-Guinea, J.

“…•UV-induced thermoluminescence emission of Turkish ulexite was studied.•There are three groups of components.•The UV exposures were performed at controlled…”
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Luminescence emission of natural NaCl by Rodriguez-Lazcano, Y., Correcher, V., Garcia-Guinea, J.

“…The luminescence properties of synthetic alkali halides in general and different doped synthetic sodium chloride (NaCl) in particular have been widely studied…”
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Enhancing the blue luminescence behaviour of the Li co-doped novel phosphor ZnB2O4: Tm3 by Kucuk, N., Kaynar, Ümit H., Akca, S., Alajlani, Y., Yin, L., Wang, Y., Garcia Guinea, J., Bulcar, K., Dogan, T., Karabulut, Y., Ayvacikli, M., Canimoglu, A., Topaksu, M., Can, N.

“…Here we report a detailed structural analysis, and properties of the cathodoluminescence (CL), photoluminescence (PL) and 3D thermoluminescence spectra of the…”
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