Seok-Hwan Ahna and Ki-Woo Namb,*
aDepartment of Aero Mechanical Engineering, Jungwon University, Chungbuk 28024, Korea
bDepartment of Materials Science and Engineering, Pukyong National University, Busan 48547, Korea
This article is an open access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
						
						
						
												 
					
This Article2021; 22(1): 54-60
Published on Feb 28, 2021
Correspondence toDepartment of Materials Science and Engineering, Pukyong National University, Busan 48547, Korea
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