Effects of shape and dopant on structural, optical absorption, Raman, and vibrational properties of silver and copper quantum clusters: A density functional theory study

2014 ◽  
Vol 23 (11) ◽  
pp. 117103 ◽  
Author(s):  
Wei-Yin Li ◽  
Fu-Yi Chen
RSC Advances ◽  
2014 ◽  
Vol 4 (92) ◽  
pp. 50606-50613 ◽  
Author(s):  
S. Chopra ◽  
L. Maidich

Optical absorption in graphene nano-ribbons (GNRs) of various shapes and isomeric forms was studied using time dependent density functional theory based calculations. The highest oscillator strength was found for rectangular GNRs.


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