Structural geometry, electronic structure, thermo-electronic and optical properties of GaCuO2 and GaCu0.94Fe0.06O2: a first principle approach of three DFT functionals

2021 ◽  
Vol 47 (17) ◽  
pp. 1411-1422
Author(s):  
Debashis Howlader ◽  
Md. Sayed Hossain ◽  
Unesco Chakma ◽  
Ajoy Kumer ◽  
Mohammad Jahidul Islam ◽  
...  
RSC Advances ◽  
2020 ◽  
Vol 10 (19) ◽  
pp. 11156-11164 ◽  
Author(s):  
Tuan V. Vu ◽  
A. A. Lavrentyev ◽  
B. V. Gabrelian ◽  
Dat D. Vo ◽  
Hien D. Tong ◽  
...  

The data on the electronic structure and optical properties of bromide K0.5Rb0.5Pb2Br5 achieved by first-principle calculations and verified by X-ray spectroscopy measurements are reported.


RSC Advances ◽  
2014 ◽  
Vol 4 (79) ◽  
pp. 41819-41824 ◽  
Author(s):  
Bao-Jun Huang ◽  
Feng Li ◽  
Chang-Wen Zhang ◽  
Ping Li ◽  
Pei-Ji Wang

Structural, electronic and optical properties have been calculated for Tin dioxide nanoribbons (SnO2 NRs) with both zigzag and armchair shaped edges by first principle spin polarized total energy calculation.


2021 ◽  
Vol 299 ◽  
pp. 122139
Author(s):  
Yan Liu ◽  
Lanlan Li ◽  
Qiaoling Li ◽  
Xinghua Zhang ◽  
Zunming Lu ◽  
...  

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Nguyen Thi Han ◽  
Vo Khuong Dien ◽  
Ming-Fa Lin

AbstractLi2SiO3 compound exhibits unique electronic and optical properties. The state-of-the-art analyses, which based on first-principle calculations, have successfully confirmed the concise physical/chemical picture and the orbital bonding in Li–O and Si–O bonds. Especially, the unusual optical response behavior includes a large red shift of the onset frequency due to the extremely strong excitonic effect, the polarization of optical properties along three-directions, various optical excitations structures and the most prominent plasmon mode in terms of the dielectric functions, energy loss functions, absorption coefficients and reflectance spectra. The close connections of electronic and optical properties can identify a specific orbital hybridization for each distinct excitation channel. The presented theoretical framework will be fully comprehending the diverse phenomena and widen the potential application of other emerging materials.


2014 ◽  
Vol 20 (4) ◽  
Author(s):  
Husnu Koc ◽  
Hacı Ozisik ◽  
Engin Deligöz ◽  
Amirullah M. Mamedov ◽  
Ekmel Ozbay

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