scholarly journals First principles calculation of field emission from nanostructures using time-dependent density functional theory: A simplified approach

2011 ◽  
Vol 43 (7) ◽  
pp. 1360-1364 ◽  
Author(s):  
Sherif A. Tawfik ◽  
S.M. El-Sheikh ◽  
N.M. Salem
Keyword(s):  
Density Functional Theory ◽  
Field Emission ◽  
First Principles ◽  
Density Functional ◽  
Time Dependent ◽  
First Principles Calculation ◽  
Functional Theory ◽  
Simplified Approach ◽  
Dependent Density

Shapes matter: examining the optical response evolution in stretched aluminium nanoparticles via time-dependent density functional theory

2018 ◽  
Vol 20 (1) ◽  
pp. 51-55 ◽  
Author(s):  
Junais Habeeb Mokkath
Keyword(s):  
Density Functional Theory ◽  
First Principles ◽  
Density Functional ◽  
Density Functional Theory Calculations ◽  
Optical Response ◽  
Shape Anisotropy ◽  
Time Dependent ◽  
Functional Theory ◽  
Stretching Process ◽  
Dependent Density

Using first-principles time-dependent density functional theory calculations, we investigate the shape-anisotropy effects on the optical response of a spherical aluminium nanoparticle subjected to a stretching process in different directions.

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