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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 2. Structural optimization n curves of (a) pure GaN, and with Zn doping concentrations of (b) 6.25%, (c) 12.50% and (d) 18.70% for U = 6 eV. | 
	
			 
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