Browsing University of Waterloo by Author "Jin, Zhao"
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Application of repetitive control to the lateral motion in a roll-to-roll web system
Jin, Zhao (University of Waterloo, 2012-04-10)In a roll-to-roll web system lateral motion of a web caused by disturbances, which are often periodic, results in poor product quality. To reduce the effect of such disturbances, two control strategies are applied. First, ... -
Highly polarized carbon nano-architecture as robust metal-free catalyst for oxygen reduction in polymer electrolyte membrane fuel cells
Zhu, Jianbing; Xiao, Meiling; Song, Ping; Fu, Jing; Jin, Zhao; Ma, Liang; Ge, Junjie; Liu, Changpeng; Chen, Zhongwei; Xing, Wei (Elsevier, 2018-07-01)Metal-free electrocatalysts have eluded widespread adoption in polymer electrolyte membrane fuel cells due to their far inferior catalytic activity than most non-precious metal-N-C counterparts (M-Nx-C) for oxygen reduction ...