Wan, Hongshen
Yang, Yumin
Li, Jun
Zhang, Zhefeng
Yang, Wuyun
Funding for this research was provided by:
National Basic Research Program of China (2011CB100100)
National Science & Technology Pillar Program during 12th Five-year Plan Period (2013BAD01B00)
NSFC programs (31401383, 31401382)
Science & Technology Support Program of Sichuan Province (2011NZ0098-16)
Article History
Received: 28 October 2014
Accepted: 26 April 2015
First Online: 6 May 2015