Thermal properties of barium-borate glass containing iron in the temperature interval 300 to 700K

1985 ◽  
Vol 4 (1) ◽  
pp. 48-50 ◽  
Author(s):  
A. A. El-Sharkawy ◽  
A. M. Sanad ◽  
I. Kashif ◽  
M. I. Kenawy ◽  
M. B. Osman
1978 ◽  
Vol 16 (4) ◽  
pp. 435-440 ◽  
Author(s):  
J.C. Joshi ◽  
N.C. Pandey ◽  
B.C. Joshi ◽  
Janardan Joshi

2019 ◽  
Vol 290 ◽  
pp. 46-52 ◽  
Author(s):  
Norihan Yahya ◽  
Mardhiah Abdullah ◽  
Mohamed Najmi Naquib Mohamed Zainal Abidin ◽  
Azman Kasim ◽  
Azhan Hashim

Five distinguish glass samples were prepared by melt quenching technique of the composition (81-x)H3BO3-19BaCO3-xDy2O3 with x = 0, 0.2, 0.4, 0.6 and 0.8 mol%. The effect of Dy3+ to the barium borate glass can be investigated in terms of their physical properties such as density, molar volume and oxygen packing density. The structural properties were analyzed by X-Ray Diffraction (XRD) technique and Fourier Transform Infrared Spectroscopy (FTIR). The result revealed that the increment of mol% of Dy3+ in the compound generally will increases the density and molar volume of the glass samples. The amorphous nature of the glass system was verified from the XRD spectra pattern. Meanwhile, the FTIR spectra shown the presence of Ba2+, BO3, BO4, B-O-B linkage, H-O-H and isolated borate in the glass network.


1996 ◽  
Vol 35 (Part 1, No. 5B) ◽  
pp. 2899-2902 ◽  
Author(s):  
Seiji Kojima ◽  
Masao Kodama

2015 ◽  
Vol 46 ◽  
pp. 97-103 ◽  
Author(s):  
G.V. Vázquez ◽  
G. Muñoz H. ◽  
I. Camarillo ◽  
C. Falcony ◽  
U. Caldiño ◽  
...  

1986 ◽  
Vol 58 (3) ◽  
pp. 181-184 ◽  
Author(s):  
R.P.S. Kushwaha ◽  
D.D. Pant

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