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				 Effect of Zn doping on electronic structure and optical properties zincblende GaN (A DFT + U insight)  | 
		
| Muhammad Junaid Iqbal Khan,Zarfishan Kanwal,Masood Yousaf,Hamid Ullah,Javed Ahmad,Abid Latif,Yong-Han Shin,Ata Ur Rahman Khalid | 
| Figure 7. (a) ${\varepsilon }_{r}$ and (b) reflectivity of pure and doped GaN with various Zn concentrations with implication of U = 6 eV. | 
	
			 
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