Infrared Spectral Hole Burning of Polymers:  A Probe of Local Structure

1997 ◽  
Vol 101 (18) ◽  
pp. 3506-3511 ◽  
Author(s):  
Suli Fei ◽  
Zhan Chen ◽  
Herbert L. Strauss
1999 ◽  
Vol 14 (9) ◽  
pp. 3759-3764 ◽  
Author(s):  
Shunsuke Ito ◽  
Tomokatsu Hayakawa ◽  
Toshihiro Kasuga ◽  
Masayuki Nogami

Persistent spectral hole burning was observed in Eu3+-doped BaO–PbO–P2O5 glasses, and the dependence of hole properties on the glass composition was investigated in relation to the local structure surrounding the Eu3+ ions. The hole was burned on the 7F0 → 5D0 transition of the Eu3+ ions, the depth of which decreased with increasing PbO content, whereas the hole width increased. The hole was burned at 6 K, filled on increase in temperature, and erased above 120 K. Judd–Ofelt parameters and fluorescence line-narrowing spectra indicated that the symmetry of the Eu3+ site increases and the covalency of the Eu–O bond decreases with increasing PbO content.


1987 ◽  
Vol 36 (5) ◽  
pp. 2950-2953 ◽  
Author(s):  
S. P. Love ◽  
K. Muro ◽  
R. E. Peale ◽  
A. J. Sievers ◽  
W. Lo

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