Results 241 to 249 of about 14,613,539 (249)

Investigation of an ultra-low frequency piezoelectric energy harvester with high frequency up-conversion factor caused by internal resonance mechanism

Yipeng Wu, Sen Li, K. Fan, H. Ji, J. Qiu
semanticscholar   +1 more source

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2019
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1987
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2012
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1995
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1972
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2001
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2018
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2004
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