Web2 days ago · The radiation shielding properties of telluro-borate glasses have a great importance in nuclear industry. This work focused on the study of the glasses of the (70 … WebFe-bismuth borate glasses systems of composition; (70-x) B2O3+ 5 Bi2O3+15 MgO+ 5 Na2O+5 Al2O3+x where x = 0, 0.5, 1, 1.5 mol% Fe2O3 were prepared thru the known melting annealing procedure.
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WebApr 12, 2024 · The amorphous nature of the glass samples was confirmed using X-ray diffraction. At energies of 81, 238, 356, 662, 911, 1173, 1332, and 2614 keV, the impact of various chemical compositions on gamma shielding in a … WebThermoluminescence (TL) glow curves of the gamma-ray treated 0.1 mol% Pr 3+-doped zinc sodium bismuth borate glasses were de-convoluted using Computerized Glow Curve Deconvolution method to evaluate the energy storage properties of the glasses. The intensity variation of the TL component peak (CP2) at 500 K showed linear behavior up …
WebMar 9, 2012 · The raw materials were zinc and bismuth oxides, boric acid, quartz sand, and potassium nitrate. The glass was made in corundum crucibles at temperatures 1000 – … WebApr 14, 2024 · Generally, bismuth silicate glass is more suitable for preparing glass enamel than bismuth borate glass since it has much higher chemical stability and softening temperature [23,35]. The structure and properties of bismuth-silicate glasses, mainly the Bi 2 O 3-B 2 O 3-SiO 2-R x O y (R = Na, K, Zn, and Ca) systems, have been …
WebLithium sodium bismuth borate glasses-doped with trivalent dysprosium (Dy 3+ ) ions (LSBiB) have been prepared by conventional melt-quenching technique and characterized by structural, thermal and spectroscopic measurements. XRD pattern of the host ... The glass samples containing the composition of 20PbO-xLi2O-30B2O3-(50-x)P2O5-2TiO2 … WebApr 1, 2024 · Bismuth tellurium borate glass systems in the composition of 65B2O3-12.5TeO2-12.5Bi2O3- (10-x) Na2O - xNdCl3, where x = 0, 1, 2, 5, and 10 mol% were prepared by traditional technique. XRD of the ...
WebApr 2, 2024 · Sodium bismuth borate glasses with composition (100–x) (0.785B2O3–0.215Bi2O3)–xNa2O where x=0, 2, 4, 6, and 8 mol%, were prepared by standard synthesized melt–quenching method. The amorphous...
WebJan 5, 2024 · Borate glass has been studied in this work because borate is an excellent glass former [22]. Also, it has high chemical durability and thermal stability [23]. The bismuth borate glass system doped with europium ions had been prepared by Pascuta et al. [24] at 1100 °C. The glass samples prepared by the authors were melted at 900 °C. how many times did eminem fail schoolWebA S5 glass sample with the maximum Bi2O3 additive was reported with superior gamma ray shielding properties among the studied glasses. ... Different research groups have since explored tellurite, lithium borate, silicate, lead fluoroborate, bismuth-borate, commercial glasses, and zinc borotellurite glasses for their possible use as photon ... how many times did emily davison go to prisonWebFeb 15, 2024 · Bismuth-borate glass Transmittance Glass structure 1. Introduction Currently, the high-power applications of commercial white light emitting diodes (WLEDs) are restricted owing to their organic material encapsulation and poor high thermal stability. how many times did evel knievel crashWebJul 12, 2024 · Abstract Lithium bismuth borate glasses doped with nickel ferrite were synthesized with composition 20Li2O•xBi2O3• (80-x) B2O3 + (2.0 mol%) NiFe2O4 (x =0, 10, 20, 30 and 35 mol%) via melt... how many times did eminem say the n wordWebbismuth: [noun] a grayish-white brittle heavy chiefly trivalent metallic element that is chemically like arsenic and antimony and that is used in alloys and pharmaceuticals — … how many times did fifty cent get shotWebAug 18, 2024 · In addition to the bismuth borate glass, the presence of TMO such as MoO 3 may offer new possibilities for extending the features of these glasses. Glasses doped with heavy metal oxide (HMO) as, Bi 2 O 3, and MoO 3 exhibition high optical, mechanical, and, thermal because it acts as former and modifier [ 1 ]. how many times did eminem go to jailWebNov 30, 2000 · Bismuth-containing borates comprise a material class that deservedly received attention in recent decades. Many studies of bismuth-containing glasses focused heavily on linear [1] [2] [3] and... how many times did fbg duck get shot