Zobrazeno 1 - 10
of 31
pro vyhledávání: '"M.J. Barboza"'
Publikováno v:
Journal of Luminescence. 251:119239
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9d1c8f4c940bf83649a5279b53e26e37
https://doi.org/10.1016/j.jlumin.2022.119239
https://doi.org/10.1016/j.jlumin.2022.119239
Akademický článek
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Publikováno v:
Journal of Electronic Materials. 48:1643-1651
Calcium borotellurite glasses, doped with 0.25 mol.% of Sm2O3, were prepared to investigate the influence of TeO2 content in their properties. The samples were prepared by a melt-quenching method, with TeO2 varying from 9 mol.% to 51 mol.% and charac
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0be697ef9a265a518d6c912cb5fbabe3
https://doi.org/10.1007/s11664-018-06893-x
https://doi.org/10.1007/s11664-018-06893-x
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 193:212-218
This paper reports the synthesis and the characterization of Yb3 +-doped calcium borotellurite (CaBTeX) glasses with composition 10CaF2–(29.5 − 0.4x)CaO–(60 − 0.6x)B2O3–xTeO2–0.5Yb2O3 (x = 10, 16, 22, 31 and 54 mol%). The results of XRD c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::87718c934160a82e84a73b29d5c271aa
https://doi.org/10.1016/j.saa.2017.12.032
https://doi.org/10.1016/j.saa.2017.12.032
Publikováno v:
Optical Materials. 76:231-236
The combination of Eu3+ and Dy3+ in co-doped glassy materials provides interesting applicability for white light emission devices. In this work, Dy:Eu doped Calcium Boroaluminate (CaBAl) glasses were prepared by conventional melting quenching, with 3
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4495d688201e42f8bebfb380182d5f91
https://doi.org/10.1016/j.optmat.2017.12.043
https://doi.org/10.1016/j.optmat.2017.12.043
Publikováno v:
Optical Materials. 122:111727
In this work, europium rare-earth doped Calcium Boroaluminate (CaBAl) glasses were synthesized by conventional melt-quenching method, and carbon was used to control the ratio of Eu3+ and Eu2+ during the melting process. Optical and spectroscopic prop
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::601930adeeef172a3ad5a861d10b4d36
https://doi.org/10.1016/j.optmat.2021.111727
https://doi.org/10.1016/j.optmat.2021.111727
Publikováno v:
Optical Materials. 66:211-219
In this study, 10CaF2 – (29.9–0.4x)CaO – (60-0.6x)B2O3 – xTeO2 – 0,1Er2O3 (x = 10, 16, 22, 30 and 50 mol %) glasses were synthesized, and their optical and spectroscopic properties were investigated. X-ray diffraction, density, glass transi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4b0ea60e5660099f93ca99962d139d11
https://doi.org/10.1016/j.optmat.2017.02.010
https://doi.org/10.1016/j.optmat.2017.02.010
Publikováno v:
Optical Materials. 64:114-120
Samples of CaBAl glass with composition of (25-x)CaO-50B 2 O 3 -15Al 2 O 3 -10CaF 2 -xSm 2 O 3 , with Sm 2 O 3 concentration varying from 0.5 to 7 wt%, were prepared by using melt-quenching method in air atmosphere. The samples were prepared with dif
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9f972279910aedd7bfe701024c2981c1
https://doi.org/10.1016/j.optmat.2016.11.050
https://doi.org/10.1016/j.optmat.2016.11.050
Autor:
F. Pedrochi, P.F. Façanha Filho, E.C. Paz, M.J. Barboza, J.O. Carvalho, T.A. Lodi, A. Steimacher, G.H.A. Melo, J.D.M. Dias
Publikováno v:
Materials Chemistry and Physics. 178:133-138
In this work the glass forming ability in Calcium Borotellurite (CBTx) glass system was studied. Six glass samples were prepared by melt-quenching technique and the obtained samples are transparent, lightly yellowish, with no visible crystallites. Th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4d48200633f37ada5dfeb914baa643fa
https://doi.org/10.1016/j.matchemphys.2016.04.080
https://doi.org/10.1016/j.matchemphys.2016.04.080
Autor:
P.F. Façanha Filho, A. Steimacher, T.A. Lodi, J.O. Carvalho, M.J. Barboza, F. Pedrochi, G.H.A. Melo, J.D.M. Dias
Publikováno v:
Journal of Rare Earths. 34:521-528
Nd3+ doped CaO-Al2O-B2O3-CaF2 glasses were prepared by conventional melt-quenching technique, and their structural and thermal properties were studied. The amorphous nature of these samples was confirmed by X-ray diffraction (XRD). The measured densi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3253da161a5216e76ed3726445732a40
https://doi.org/10.1016/s1002-0721(16)60057-1
https://doi.org/10.1016/s1002-0721(16)60057-1