Role of energy band structure on the luminescence performance of double perovskite La2LiMO6:Eu3+ (M=Sb, Ta, Nb) red emitting phosphors

2020 ◽  
Vol 107 ◽  
pp. 110135
Author(s):  
Bing Zhang ◽  
Wentao Huang ◽  
Xibing Li ◽  
Jing Zhang ◽  
Yongan Pang ◽  
...  
2008 ◽  
Vol 112 (22) ◽  
pp. 6742-6746 ◽  
Author(s):  
Yukari Fujioka ◽  
Johannes Frantti ◽  
Risto M. Nieminen

1967 ◽  
Vol 22 (2) ◽  
pp. 491-497 ◽  
Author(s):  
D. J. Morgan ◽  
J. A. Galloway

1997 ◽  
Vol 11 (11) ◽  
pp. 477-483 ◽  
Author(s):  
Z. J. Li ◽  
H. B. Xu ◽  
K. L. Yao

Starting from the extensional Su–Schrieffer–Heeger model taking into account the effects of interchain coupling, we have studied the energy spectra and electronic states of soliton excitation in polyacene. The dimerized displacement u0 is found to be similar to the case of trans-polyacetylene, and equals to 0.04 Å. The energy-band gap is 0.38 eV, in agreement with the results derived by other authors. Two new bound electronic states have been found in the conduction band and in the valence band, which is different from the one of trans-polyacetylene. There exists two degenerate soliton states in the center of energy gap. Furthermore, the distribution of charge density and spin density have been discussed in detail.


1975 ◽  
Vol 19 (3-4) ◽  
pp. 269-289 ◽  
Author(s):  
Chhi-Chong Wu ◽  
Jensan Tsai ◽  
Chung-Chan Wu

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