scholarly journals Phonon-assisted optical absorption in BaSnO3 from first principles

2018 ◽  
Vol 97 (10) ◽  
Author(s):  
Bartomeu Monserrat ◽  
Cyrus E. Dreyer ◽  
Karin M. Rabe
Author(s):  
W. G. Schmidt ◽  
S. Blankenburg ◽  
S. Wippermann ◽  
A. Hermann ◽  
P. H. Hahn ◽  
...  

2019 ◽  
Vol 21 (6) ◽  
pp. 2957-2967 ◽  
Author(s):  
Simone Piccinin

Using Bethe–Salpeter calculations we show that the onset of optical absorption in hematite is due to ligand-to-metal charge transfer excitations.


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