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Issue DateTitleAuthor(s)
May-2011 Broad-band and high-temperature ultrasonic transducer fabricated using a Pb(In[sub ½]Nb[sub ½])-Pb(Mg[sub ⅓]Nb[sub ⅔])-PbTiO₃ single crystal/epoxy 1–3 compositeZhou, Dan; Cheung, Kwok Fung; Lam, Kwok-ho; Chen, Y.; Chiu, Yat Ching; Dai, Jiyan; Chan, Helen L. W.; Luo, Haosu
Apr-2011 Changing the scattering of sheltered targetsLuo, Yang; He, Lianxing; Wang, Yu; Chan, Helen L. W.; Zhu, Shou-Zheng
Feb-2002 Characterization of (0.4)Pb₂(In,Nb)O[sub 6]:(0.6)Pb(Mg[sub ⅓]Nb[sub ⅔])O₃ relaxor ceramicsBaba-Kishi, K. Z.; Tai, Cheuk-wai; Wang, Jie; Choy, Chung-loong; Chan, Helen L. W.; Bhalla, A. S.
2001 Characterization of piezoelectric ring used for wire bonding transducer applicationCheng, Kei-chun; Chan, Helen L. W.
25-Jan-2007 Characterization of proton irradiated copolymer thin films for microelectromechanical system applicationsLam, Tin-yan; Lau, Sien Ting; Chao, Chen; Chan, Helen L. W.; Choy, Chung-loong; Cheung, W. Y.; Wong, S. P.
22-Oct-2012 Coaction and competition between the ferroelectric field effect and the strain effect in Pr₀.₅Ca₀.₅MnO₃ film/0.67Pb(Mg[sub 1/3]Nb[sub 2/3])O₃-0.33PbTiO₃ crystal heterostructuresZhu, Q. X.; Wang, W.; Yang, S. W.; Li, X. M.; Wang, Yu; Habermeier, H.-U.; Luo, H. S.; Chan, Helen L. W.; Li, X. G.; Zheng, R. K.
17-Dec-2010 Control of the strain and magnetoresistance of LaMnO[sub 3+δ] thin films using the magnetostriction of Terfenol-D alloyZheng, R. K.; Wang, Yu; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu
14-Jun-2006 Converse magnetoelectric effect in laminated composites of PMN-PT single crystal and Terfenol-D alloyJia, Yanmin; Or, Derek Siu-wing; Chan, Helen L. W.; Zhao, Xiangyong; Luo, Haosu
24-Apr-2007 Converse magnetoelectric effect in three-phase composites of piezoceramic, metal cap, and magnetWong, Wai-yin; Or, Derek Siu-wing; Chan, Helen L. W.; Jia, Yanmin; Luo, Haosu
17-Jan-2007 Converse piezoelectric control of the lattice strain and resistance in Pr[sub 0.5]Ca[sub 0.5]MnO₃/PMN-PT structuresZheng, R. K.; Chao, Chen; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu
9-Dec-2002 Cooling-rate-dependent dielectric properties of (Pb(Mg[sub ⅓]Nb[sub ⅔]) O₃)0.67(PbTiO₃)0.33 single crystals in ferroelectric phaseYan, Feng; Bao, Peng; Wang, Yening; Chan, Helen L. W.; Choy, Chung-loong
1-May-2010 dc- and ac-magnetic field-induced strain effects in ferromagnetic shape memory composites of Ni–Mn–Ga single crystal and polyurethane polymerZeng, Min; Or, Derek Siu-wing; Chan, Helen L. W.
17-Mar-2006 dc bias-induced dielectric anomalies in <111>-oriented 0.9Pb(Mg[sub ⅓]Nb[sub ⅔]O₃)-0.1PbTiO₃ single crystalsWang, Jie; Jia, Yanmin; Zheng, R. K.; Chan, Helen L. W.; Zhao, X.; Luo, Haosu
13-Mar-2007 Depolarization of a piezoelectric film under an alternating current fieldKwok, Kin-wing; Cheung, M. K.; Chan, Helen L. W.; Choy, Chung-loong
1999 Determination of polarisation profiles in P(VDF-TrFE) films with LIMM and LITPPloss, Bernd; Chan, Helen L. W.; Wong, Yuen-wah; Choy, Chung-loong
1996 Determination of the polarization distribution in poled ferroelectric polymer by the thermal pulse methodYang, G. W.; Wong, Yuen-wah; Chan, Helen L. W.; Choy, Chung-loong
5-Jun-2007 Determination of the strain dependence of resistance in La[sub 0.7]Sr[sub 0.3]MnO₃/PMN-PT using the converse piezoelectric effectZheng, R. K.; Wang, Yu; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu
1999 Detrapping behavior of trapped space charges in ferroelectric copolymers of vinylidene fluoride with trifluoroethyleneZhang, Xingyuan; Peng, Zhi; Chan, Helen L. W.; Choy, Chung-loong
1-Aug-2009 Dielectric and piezoelectric properties of K₀.₅ Na₀.₅ NbO₃-AgSbO₃lead-free ceramicsLin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W.
4-Oct-2007 Dielectric 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.
25-Apr-2006 Dielectric and tunable properties of K-doped Ba[sub 0.6]Sr[sub 0.4]TiO₃ thin films fabricated by sol-gel methodSun, Xiaohua; Zhu, Bailin; Liu, Tao; Li, Meiya; Zhao, Xingzhong; Wang, Danyang; Sun, Chengliang; Chan, Helen L. W.
28-Apr-2005 Dielectric behavior and microstructure of (Bi[sub ½]Na[sub ½])TiO₃-(Bi[sub ½]K[sub ½])TiO₃-BaTiO₃ lead-free piezoelectric ceramicsWang, X. X.; Choy, Siu-hong; Tang, Xingui; Chan, Helen L. W.
15-Jun-2009 Dielectric behavior and phase transition in perovskite oxide Pb(Fe[sub ½]Nb[sub ½])[sub 1−x]Ti[sub x]O₃ single crystalJia, Yanmin; Luo, Haosu; Or, Derek Siu-wing; Wang, Yu; Chan, Helen L. W.
8-Aug-2008 Dielectric dispersion behavior of Ba(Zr[sub x]Ti[sub 1-x])O₃ solid solutions with a quasiferroelectric stateKe, Shanming; Fan, Huiqing; Huang, Haitao; Chan, Helen L. W.; Yu, Shuhui
17-Jul-2008 Dielectric, ferroelectric properties, and grain growth of Ca[sub x]Ba[sub 1-x]Nb₂O[sub 6] ceramics with tungsten-bronzes structureKe, Shanming; Fan, Huiqing; Huang, Haitao; Chan, Helen L. W.; Yu, Shuhui
Apr-2000 Dielectric permittivity of PCLT/PVDF-TRFE nanocompositesChan, Helen L. W.; Zhang, Qingqi; Ng, W. Y.; Choy, Chung-loong
3-Oct-2006 Dielectric properties and abnormal C-V characteristics of Ba[sub 0.5]Sr[sub 0.5]TiO₃-Bi[sub 1.5]ZnNb[sub 1.5]O[sub 7] composite thin films grown on MgO (001) substrates by pulsed laser depositionTian, Huyong; Wang, Yu; Wang, Danyang; Miao, Jun; Qi, Jianquan; Chan, Helen L. W.; Choy, Chung-loong
1-Dec-2004 Dielectric properties of barium titanate ceramics doped by B₂O₃ vaporQi, Jianquan; Chen, W. P.; Wang, Yu; Chan, Helen L. W.; Li, Longtu
7-Apr-2005 Dielectric relaxation and electrical properties of 0.94Pb(Fe[sub ½]Nb[sub ½])O₃-0.06PbTiO₃ single crystalsWang, Jie; Tang, Xingui; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu
8-Feb-2008 Dielectric relaxation in polyimide nanofoamed films with low dielectric constantZhang, Yihe; Ke, Shanming; Huang, Haitao; Zhao, Lihang; Yu, Li; Chan, Helen L. W.
9-Aug-2004 Dielectric tunability of (Ba[sub 0.90]Ca[sub 0.10])(Ti[sub 0.75]Zr[sub 0.25])O₃ ceramicsTang, Xingui; Chew, K.-H.; Wang, Jie; Chan, Helen L. W.
23-Jul-2011 Direct synthesis of ultrafine tetragonal BaTiO₃ nanoparticles at room temperatureQi, Jianquan; Peng, Tao; Hu, Yongming; Sun, Li; Wang, Yu; Chen, Wanping; Li, Long-tu; Nan, C. W.; Chan, Helen L. W.
27-Apr-2005 Domain structure and evolution in (PbMg[sub ⅓]Nb[sub ⅔]O₃)[sub 0.75](PbTiO₃)[sub 0.25] single crystal studied by temperature-dependent piezoresponse force microscopyZhao, X.; Dai, Jiyan; Wang, Jie; Chan, Helen L. W.; Choy, Chung-loong; Wan, X. M.; Luo, Haosu
4-Jun-2007 Double 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.
9-Dec-2008 Driver for an ultrasonic transducer and an ultrasonic transducerOr, Derek Siu-wing; Yung, Chung-sheung; Chan, Helen L. W.
16-May-2005 Dynamic magnetomechanical properties of Terfenol-D/epoxy pseudo 1-3 compositesOr, Derek Siu-wing; Li, Tongle; Chan, Helen L. W.
Nov-1998 Dynamics of an ultrasonic transducer used for wire bondingOr, Derek Siu-wing; Chan, Helen L. W.; Lo, Veng-cheong; Yuen, C. W.
5-Oct-2006 Effect of CaRuO₃ interlayer on the dielectric properties of Ba(Zr,Ti)O₃ thin films prepared by pulsed laser depositionTang, Xingui; Tian, Huyong; Wang, Jie; Wong, Kin-hung; Chan, Helen L. W.
1-Apr-2005 Effect of dc bias on the Curie-Weiss exponent in 0.76Pb(Mg[sub ⅓]Nb[sub ⅔]) O₃-0.24PbTiO₃ ferroelectric single crystalLu, S. G.; Xu, Z. K.; Chen, Haydn; Zhao, Xiangyong; Luo, Haosu; Wang, Jie; Chan, Helen L. W.; Choy, Chung-loong
1998 Effect of dielectric relaxation on the performance of P(VDF-TrFE) copolymer ultrasonic transducersKwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong
11-Sep-2000 Effect of electron irradiation on poly(vinylidene fluoride-trifluoroethylene) copolymersTang, Yiwen; Zhao, Xingzhong; Chan, Helen L. W.; Choy, Chung-loong
1-Sep-2009 Effect of ferroelectric-poling-induced strain on the phase separation and magnetotransport properties of La₀.₇Ca₀.₁₅Sr₀.₁₅MnO₃thin films grown on ferroelectric single-crystal substratesZheng, R. K.; Habermeier, H.-U.; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu
9-Mar-2005 The effect of Fe substitution on pyroelectric properties of 0.62Pb(Mg[sub ⅓]Nb[sub ⅔])O₃-0.38PbTiO₃ single crystalsWan, Xinming; Chew, K.-H.; Chan, Helen L. W.; Choy, Chung-loong; Zhao, Xiangyong; Luo, Haosu
6-Jan-2005 Effect of grain size on the electrical properties of (Ba,Ca)(Zr,Ti)O₃ relaxor ferroelectric ceramicsTang, Xingui; Chan, Helen L. W.
1-Mar-2009 The effect of magnetic nanoparticles on the morphology, ferroelectric, and magnetoelectric behaviors of CFO/P(VDF-TrFE) 0–3 nanocompositesZhang, Jinxing; Dai, Jiyan; So, L. C.; Sun, Chengliang; Lo, Ching-yin; Or, Derek Siu-wing; Chan, Helen L. W.
3-May-2010 Effect of phase transformation on the converse magnetoelectric properties of a heterostructure of Ni ₄₉.₂Mn₂₉.₆Ga₂₁.₂ and 0.7PbMg ₁/₃Nb₂/₃O₃-0.3PbTIO₃crystalsZeng, Min; Or, Derek Siu-wing; Chan, Helen L. W.
17-May-1999 Effect of poling procedure on the properties of lead zirconate titanate/vinylidene fluoride-trifluoroethylene compositesChan, Helen L. W.; Ng, P. K. L.; Choy, Chung-loong
1996 Effect of target material on the laser induced pressure pulse measurements for thick P(VDF-TrFE) copolymersZhang, Y.; Chan, Helen L. W.; Choy, Chung-loong
26-Oct-2005 Effects of Ca doping on the Curie temperature, structural, dielectric, and elastic properties of Ba[sub 0.4]Sr[sub 0.6-x]Ca[sub x]TiO₃ (0≤x≤0.3) perovskitesZheng, R. K.; Wang, Jie; Tang, Xingui; Wang, Yu; Chan, Helen L. W.; Choy, Chung-loong; Li, X. G.
28-Jun-2006 Effects of ferroelectric polarization and converse piezoelectric effect induced lattice strain on the electrical properties of La[sub 0.7]Sr[sub 0.3]MnO₃ thin filmsZheng, R. K.; Wang, Jie; Zhou, Xiaoyuan; Wang, Yu; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu
1-Sep-2010 Effects of ferroelectric-poling-induced strain on the quantum correction to low-temperature resistivity of manganite thin filmsJia, R. R.; Zhang, J. C.; Zheng, R. K.; Deng, D. M.; Habermeier, H.-U.; Chan, Helen L. W.; Luo, Haosu; Cao, S. X.
1-Aug-2010 Effects of ferroelectric-poling-induced strain on the transport and magnetic properties of La₇ /₈Ba₁/₈MnO₃thin filmsZheng, R. K.; Wang, Yu; Chan, Helen L. W.; Choy, Chung-loong; Habermeier, H.-U.; Luo, Haosu
1-Feb-2004 Effects 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
1-Mar-2010 Effects of substrate-induced strain on transport properties of LaMnO[sub 3+δ] and CaMnO₃ thin films using ferroelectric poling and converse piezoelectric effectZheng, R. K.; Habermeier, H.-U.; Chan, Helen L. W.; Choy, Chung-loong; Luo, H. S.
30-Jul-2001 Electrical and pyroelectric properties of in-plane polarized lead lanthanum titanate thin filmSong, Z. T.; Chong, Nui; Chan, Helen L. W.; Choy, Chung-loong
5-Jul-2004 Electromechanical and ferroelectric properties of (Bi[sub ½]Na[sub ½])TiO₃-(Bi[sub ½]K[sub ½])TiO₃-BaTiO₃ lead-free piezoelectric ceramicsWang, X. X.; Tang, Xingui; Chan, Helen L. W.
1-Jul-1994 Electromechanical properties of 1-3 piezoelectric ceramic/piezoelectric polymer compositesTaunaumang, H.; Guy, I. L.; Chan, Helen L. W.
2001 Electron irradiation effects in electrostrictive P(VDF-TrFE) copolymersTang, Y. W.; Zhao, X.-Z.; Chan, Helen L. W.; Choy, Chung-loong
12-Mar-2007 Energy harvesting with piezoelectric drum transducerWang, Sheng; Lam, Kwok-ho; Sun, Chengliang; Kwok, Kin-wing; Chan, Helen L. W.; Guo, Mingsen; Zhao, Xingzhong
6-Dec-2006 Enhanced dielectric properties of highly (100)-oriented Ba(Zr,Ti)O₃ thin films grown on La[sub 0.7]Sr[sub 0.3]MnO₃ bottom layerTang, Xingui; Liu, Q. X.; Jiang, Y. P.; Zheng, R. K.; Chan, Helen L. W.
22-Nov-2010 Enhanced ferroelectric and piezoelectric properties in doped lead-free (Bi₀. ₅Na₀. ₅) ₀. ₉ ₄ Ba₀. ₀ ₆ TiO ₃ thin filmsWang, D. Y.; Chan, N. Y.; Li, S.; Choy, Siu-hong; Tian, H. Y.; Chan, Helen L. W.
17-May-2005 Enhanced in-plane ferroelectricity in Ba[sub 0.7]Sr[sub 0.3]TiO₃ thin films grown on MgO (001) single-crystal substrateWang, Danyang; Wang, Yu; Zhou, Xiaoyuan; Chan, Helen L. W.; Choy, Chung-loong
15-Jan-2011 Enhanced magnetoelectric effect in a stress-biased lead magnesium niobate-lead titanate single crystal/Terfenol-D alloy magnetoelectric sensorLam, Kwok-ho; Lo, Ching-yin; Dai, Jiyan; Chan, Helen L. W.; Luo, Haosu
23-Jun-2008 Enhanced magnetoelectric effect in longitudinal-transverse mode Terfenol-D/Pb(Mg[sub ⅓]Nb[sub ⅔])O₃-PbTiO₃ laminate composites with optimal crystal cutWang, Yaojin; Or, Derek Siu-wing; Chan, Helen L. W.; Zhao, Xiangyong; Luo, Haosu
1994 Enhancement of piezoelectric activity in P(VDF-TrFE) copolymer using two-step polingChan, Helen L. W.; Zhao, Z.; Kwok, Kin-wing; Choy, Chung-loong
6-May-2002 Epitaxial growth and planar dielectric properties of compositionally graded (Ba[sub 1-x]Sr[sub x])TiO₃ thin films prepared by pulsed-laser depositionZhu, Xinhua; Chong, Nui; Chan, Helen L. W.; Choy, Chung-loong; Wong, Kin-hung; Liu, Zhiguo; Ming, Naiben
Mar-2008 Epitaxial growth, dielectric response, and microstructure of compositionally graded (Ba,Sr)TiO₃ thin films grown on (100) MgO substrates by pulsed laser depositionZhu, Xinhua; Zhu, Jianmin; Zhou, Shunhua; Liu, Zhiguo; Ming, Naiben; Chan, Helen L. W.; Choy, Chung-loong; Wong, Kin-hung
3-Jan-2007 Epitaxial growth of SrTiO₃ thin film on Si by laser molecular beam epitaxyZhou, Xiaoyuan; Miao, Jun; Dai, Jiyan; Chan, Helen L. W.; Choy, Chung-loong; Wang, Yu; Li, Q.
15-Jul-2003 Epitaxial growth of yttrium-stabilized HfO₂ high-k gate dielectric thin films on SiDai, Jiyan; Lee, P. F.; Wong, Kin-hung; Chan, Helen L. W.; Choy, Chung-loong
14-Jul-2013 Estimation of the magnetoelectric coefficient of a piezoelectric-magnetostrictive composite via finite element analysisSun, T. Y.; Sun, L.; Yong, Zehui; Chan, Helen L. W.; Wang, Yu
Jul-1997 Evaluation of the material parameters of piezoelectric materials by various methodsKwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong
20-Mar-2006 Fabrication and characterization of epitaxial Ba₀.₇Sr₀.₃TiO₃ thin films for optical waveguide applicationsWang, Dan-Yang; Chan, Helen L. W.; Choy, Chung-loong
19-Jun-2007 Fabrication and characterization of Ni/P(VDF-TrFE) nanoscaled coaxial cablesSun, Chengliang; Lam, Kwok-ho; Chao, Chen; Lau, Sien Ting; Chan, Helen L. W.; Guo, Shishang; Zhao, Xingzhong
3-Feb-2007 Fabrication of CuO nanoparticle interlinked microsphere cages by solution methodQi, Jianquan; Tian, Huyong; Li, Longtu; Chan, Helen L. W.
2002 Fabrication of multilayer ring transformerWong, Nga-yan; Chan, Helen L. W.; Choy, Chung-loong
17-Sep-2013 Fabrication of piezoelectric single crystalline thin layer on silicon waferPeng, Jue; Chao, Chen; Dai, Jiyan; Chan, Helen L. W.
Mar-2003 Factors affecting the performance of the bimorph-based dilatometer for field induced strain measurement of polymer filmsGuo, Shishang; Chan, Helen L. W.; Zhao, Xingzhong; Choy, Chung-loong
10-Jan-2011 Ferroelectric, 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.
1-May-2009 Ferroelectric poling and converse-piezoelectric-effect-induced strain effects in La₀.₇Ba₀.₃MnO₃ thin films grown on ferroelectric single-crystal substratesZheng, R. K.; Jiang, Y.; Wang, Yu; Chan, Helen L. W.; Choy, Chung-loong; Luo, H. S.
16-Jun-2003 Ferroelectric properties of (Ba[sub 0.5]Sr[sub 0.5])TiO₃/Pb(Zr[sub 0.52]Ti[sub 0.48])O₃/(Ba[sub 0.5]Sr[sub 0.5])TiO₃ thin films with platinum electrodesYan, Feng; Wang, Yening; Chan, Helen L. W.; Choy, Chung-loong
Showing results 7 to 86 of 249
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