Optical absorption and photoluminescence studies of Dy3+ doped alkaline earth bismuth borate glasses

2017 ◽  
Vol 181 ◽  
pp. 291-298 ◽  
Author(s):  
M. Veeramohan Rao ◽  
B. Shanmugavelu ◽  
V.V. Ravi Kanth Kumar
2011 ◽  
Author(s):  
Virender Kundu ◽  
R. L. Dhiman ◽  
A. S. Maan ◽  
D. R. Goyal ◽  
Alka B. Garg ◽  
...  

2016 ◽  
Vol 675-676 ◽  
pp. 322-326
Author(s):  
Narong Sangwaranatee ◽  
Jakrapong Kaewkhao ◽  
Yotsakit Ruangtaweep

In this work, effect of Li2O and Na2O on bismuth borate glasses have been investigated. The glass samples were prepared in composition 44B2O3 : 50Bi2O3 : 5Li2O : 1A2O3 and 44B2O3 : 50Bi2O3 : 5Na2O3 : 1A2O3 (where A2O3= Sm2O3 and Dy2O3).Glasses were prepared using the melt-quenching technique at 1,100 oc under normal atmosphere. The result found that, the density and molar volume of lithium bismuth borate glasses are less than sodium bismuth borate glasses both in Sm2O3 and Dy2O3. In addition, the optical absorption spectra and luminescence of lithium bismuth borate glasses are higher than sodium bismuth borate glasses both in Sm2O3 and Dy2O3.


2011 ◽  
Vol 1006 (1-3) ◽  
pp. 96-103 ◽  
Author(s):  
B. Sumalatha ◽  
I. Omkaram ◽  
T. Rajavardhana Rao ◽  
Ch. Linga Raju

2013 ◽  
Vol 139 ◽  
pp. 119-124 ◽  
Author(s):  
K. Swapna ◽  
Sk. Mahamuda ◽  
A. Srinivasa Rao ◽  
M. Jayasimhadri ◽  
T. Sasikala ◽  
...  

Optik ◽  
2017 ◽  
Vol 144 ◽  
pp. 22-25 ◽  
Author(s):  
Manjeet S. Dahiya ◽  
Arti Yadav ◽  
Satish Khasa

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