Browsing by Author Kwok, Kin-wing

Jump to: 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
or enter first few letters:  
Showing results 1 to 20 of 38  next >
Issue DateTitleAuthor(s)
13-Mar-2007Depolarization of a piezoelectric film under an alternating current fieldKwok, Kin-wing; Cheung, M. K.; Chan, Helen L. W.; Choy, Chung-loong
4-Oct-2007Dielectric and piezoelectric properties of (K[sub 0.5]Na[sub 0.5])NbO₃-Ba(Zr[sub 0.05]Ti[sub 0.95])O₃ lead-free ceramicsLin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W.
1-Aug-2009Dielectric and piezoelectric properties of K₀.₅ Na₀.₅ NbO₃-AgSbO₃lead-free ceramicsLin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W.
4-Jun-2007Double hysteresis loop in Cu-doped K[sub 0.5]Na[sub 0.5]NbO₃ lead-free piezoelectric ceramicsLin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W.
1998Effect of dielectric relaxation on the performance of P(VDF-TrFE) copolymer ultrasonic transducersKwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong
1-Feb-2004Effects of niobium doping on the piezoelectric properties of sol-gel-derived lead-zirconate-titanate filmsKwok, Kin-wing; Tsang, Chin-wah Rodney; Chan, Helen L. W.; Choy, Chung-loong
12-Mar-2007Energy harvesting with piezoelectric drum transducerWang, Sheng; Lam, Kwok-ho; Sun, Chengliang; Kwok, Kin-wing; Chan, Helen L. W.; Guo, Mingsen; Zhao, Xingzhong
1994Enhancement of piezoelectric activity in P(VDF-TrFE) copolymer using two-step polingChan, Helen L. W.; Zhao, Z.; Kwok, Kin-wing; Choy, Chung-loong
Jul-1997Evaluation of the material parameters of piezoelectric materials by various methodsKwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong
10-Jan-2011Ferroelectric, piezoelectric, and leakage current properties of (K₀.₄₈Na₀.₄₈Li₀.₀₄)(Nb₀.₇₇₅Ta₀.₂₂₅)O₃ thin films grown by pulsed laser depositionWang, Dan-Yang; Lin, Dunmin; Kwok, Kin-wing; Chan, N. Y.; Dai, Jiyan; Li, S.; Chan, Helen L. W.
2004General study on piezoelectric transformerKwok, K. F.; Dong, Ping; Cheng, K. W. Eric; Kwok, Kin-wing; Ho, Y. L.; Wang, X. X.; Chan, Helen L. W.
May-1999Lead zirconate titanate/poly(vinylidene fluoride-trifluoroethylene) 1-3 composites for ultrasonic transducer applicationsKwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong
23-May-2008Lead-free ceramics for pyroelectric applicationsLau, Sien Ting; Cheng, C. H.; Choy, Siu-hong; Lin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W.
5-Oct-2010Lead-free piezoelectric transducers for microelectronic wirebonding applicationsKwok, Kin-wing; Lee, T.; Choy, Siu-hong; Chan, Helen L. W.
Aug-2008Lead-free piezoelectric-metal-cavity (PMC) actuatorsLam, Kwok-ho; Lin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W.
2006Leakage field modeling of spiral winding transformer for contactless power convertersCheng, K. W. Eric; Lu, Yan; Chan, K. W. Kevin; Kwok, Yi-lin; Kwok, Kin-wing; Kwok, K. F.; Xue, Xiangdang
2009LED lighting development for intelligent clothingCheng, K. W. Eric; Kwok, Kin-wing; Kwok, Yi-lin; Chan, K. W. Kevin; Cheung, C. Norbert; Ho, Y. K.; Kwok, K. F.
1-Sep-2002Longitudinal and transverse piezoelectric coefficients of lead zirconate titanate/vinylidene fluoride-trifluoroethylene composites with different polarization statesZeng, R.; Kwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong
26-Oct-2010Method and apparatus for measuring oscillation amplitude of an ultrasonic deviceChan, Helen L. W.; Lam, Tin-yan; Chao, Chen; Kwok, Kin-wing
3-Aug-2007Microstructure, phase transition, and electrical properties of (K[sub 0.5]Na[sub 0.5])[sub 1-x]Li[sub x](Nb[sub 1-y]Ta[sub y])O₃ lead-free piezoelectric ceramicsLin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W.