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Browsing by Author "Chan, Helen L. W."

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Issue DateTitleAuthor(s)
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
17-Apr-2007 Fine-grained BaZr[sub 0.2]Ti[sub 0.8]O₃ thin films for tunable device applicationsYing, Z.; Yun, P.; Wang, Danyang; Zhou, Xiaoyuan; Song, Z. T.; Feng, S. L.; Wang, Yu; Chan, Helen L. W.
Oct-2004 Finite element analysis on piezoelectric ring transformerLi, Hing-leung; Hu, Junhui; Chan, Helen L. W.
2002 Finite element analysis on piezoelectric ring transformerLi, Hing-leung; Hu, Junhui; Chan, Helen L. W.
15-Feb-2010 First-principles study on the electronic and optical properties of Na₀.₅Bi₀.₅TiO₃lead-free piezoelectric crystalZeng, Min; Or, Derek Siu-wing; Chan, Helen L. W.
26-Aug-2011 Flattening of conic reflectors via a transformation methodLuo, Yang; He, Lianxing; Zhu, Shou-Zheng; Chan, Helen L. W.; Wang, Yu
1-May-2010 Frequency response of magnetoelectric 1–3-type compositesLam, Kwok-ho; Lo, Ching-yin; Chan, Helen L. W.
2004 General 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.
1-Apr-2010 Giant magnetoelectric effect in magnet-cymbal-solenoid current-to-voltage conversion deviceZeng, Min; Or, Derek Siu-wing; Chan, Helen L. W.
15-Jun-2003 Giant magnetoelectric effect of a hybrid of magnetostrictive and piezoelectric compositesWan, J. G.; Liu, J.-M.; Chan, Helen L. W.; Choy, Chung-loong; Wang, G. H.; Nan, C. W.
17-May-2010 Giant resonance frequency tunable magnetoelectric effect in a device of Pb(Zr₀.₅₂Ti₀.₄₈)O₃drum transducer, NdFeB magnet, and Fe-core solenoidZeng, Min; Or, Derek Siu-wing; Chan, Helen L. W.
16-Sep-2008 Giant sharp converse magnetoelectric effect from the combination of a piezoelectric transformer with a piezoelectric/magnetostrictive laminated compositeWang, Yaojin; Wang, Feifei; Or, Derek Siu-wing; Chan, Helen L. W.; Zhao, Xiangyong; Luo, Haosu
15-Mar-2003 Growth and characterization of Hf-aluminate high-k gate dielectric ultrathin films with equivalent oxide thickness less than 10 ÅLee, P. F.; Dai, Jiyan; Wong, Kin-hung; Chan, Helen L. W.; Choy, Chung-loong
7-Jun-2004 Growth and pyroelectric property of 0.2 mol % Fe-doped Pb(Mg[sub ⅓]Nb[sub ⅔])O₃-0.38PbTiO₃ single crystals measured by a dynamic techniqueWan, Xinming; Tang, Xingui; Wang, Jie; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu
26-Apr-2004 High electrostriction and relaxor ferroelectric behavior in proton-irradiated poly(vinylidene fluoride-trifluoroethylene) copolymerGuo, Shishang; Zhao, Xingzhong; Zhou, Qifa; Chan, Helen L. W.; Choy, Chung-loong
15-Apr-2008 High-frequency ultrasonic hydrophone based on a cladding-etched DBR fiber laserShao, Liyang; Lau, Sien Ting; Dong, Xinyong; Zhang, A. Ping; Chan, Helen L. W.; Tam, Hwa-yaw; He, Sailing
8-Oct-2008 Highly efficient low-voltage cathodoluminescence of LaF₃:Ln[sup 3+] (Ln=Eu[sup 3+], Ce[sup 3+], Tb[sup 3+]) spherical particlesWang, Zhenling; Chan, Helen L. W.; Li, Hiuling; Hao, J. H.
17-May-2007 High magnetoelectric effect in laminated composites of giant magnetostrictive alloy and lead-free piezoelectric ceramicJia, Yanmin; Or, Derek Siu-wing; Wang, Jie; Chan, Helen L. W.; Zhao, Xiangyong; Luo, Haosu
27-Mar-2006 High sensitivity cymbal-based accelerometerSun, Chengliang; Lam, Kwok-ho; Choy, Siu-hong; Chan, Helen L. W.; Zhao, Xingzhong; Choy, Chung-loong
28-Apr-2003 High tunability in compositionally graded epitaxial barium strontium titanate thin films by pulsed-laser depositionLu, S. G.; Zhu, X. H.; Mak, Chee-leung; Wong, Kin-hung; Chan, Helen L. W.; Choy, Chung-loong
20-Mar-2008 Hydrogen : a metastable donor in TiO₂ single crystalsChen, W. P.; Wang, Yu; Chan, Helen L. W.
18-May-2006 Hydrogen-related dynamic dielectric behavior of barium titanate single crystalsChen, W. P.; Wang, Yu; Chan, Helen L. W.; Luo, Haosu
16-Jan-2012 The influence of gate dielectrics on a high-mobility n-type conjugated polymer in organic thin-film transistorsLi, Jinhua; Du, Jun; Xu, Jianbin; Chan, Helen L. W.; Yan, Feng
30-Aug-2004 In-plane dielectric properties of epitaxial 0.65Pb(Mg[sub ⅓]Nb[sub ⅔])O₃-0.35 PbTiO₃ thin films in a very wide frequency rangeWang, Yu; Cheng, Y. L.; Cheng, Kei-chun; Chan, Helen L. W.; Choy, Chung-loong; Liu, Z. R.
Feb-2011 An integrated microfluidic chip with 40 MHz lead-free transducer for fluid analysisLee, Siu To Felix; Lam, Kai-siu; Lei, Lei; Zhang, Xuming; Chan, Helen L. W.
5-May-2008 Integration of ultrasonic transducers in fast prototyping microfluidic devicesGuo, Shishang; Lau, Sien Ting; Lam, Kwok-ho; Deng, Y. L.; Zhao, Xingzhong; Chen, Y.; Chan, Helen L. W.
15-May-2010 Interfacial engineering and coupling of electric and magnetic properties in Pb(Zr₀.₅₃Ti₀.₄₇)O₃ /CoFe₂O₄multiferroic epitaxial multilayersZhang, Jinxing; Dai, Jiyan; Chan, Helen L. W.
2001 Internal fields in PT/PVDF-TrFE 0-3 compositesPloss, Beatrix; Ploss, Bernd; Shin, Franklin G.; Chan, Helen L. W.; Choy, Chung-loong
2002 Internal friction and Young's modulus of titanium-doped lead magnesium niobateBao, Peng; Yan, Feng; Li, W.; Dai, Y. R.; Shen, H. M.; Zhu, J. S.; Chan, Helen L. W.; Choy, Chung-loong; Wang, Yening
2002 Investigation of the trap states in quenched and annealed nylon 6 films using thermally stimulated depolarization currentZhu, J.; Zhang, X. Y.; Dai, J. B.; Chan, Helen L. W.
1-Nov-2002 La-doped effect on the ferroelectric properties of Bi₄Ti₃O₁₂-SrBi₄Ti₄O[sub 15] thin film fabricated by pulsed laser depositionZhu, J. S.; Su, D.; Lu, X. M.; Qin, H. X.; Wang, Yening; Wang, Danyang; Chan, Helen L. W.; Wong, Kin-hung; Choy, Chung-loong
Oct-2006 Large magnetostriction in epoxy-bonded Terfenol-D continuous-fiber composite with [112] crystallographic orientationLo, Ching-yin; Or, Derek Siu-wing; Chan, Helen L. W.
28-Nov-2007 Lead-free acoustic emission sensorsLam, Kwok-ho; Lin, Dunmin; Chan, Helen L. W.
23-May-2008 Lead-free ceramics for pyroelectric applicationsLau, Sien Ting; Cheng, C. H.; Choy, Siu-hong; Lin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W.
29-Jan-2007 Lead-free multilayer piezoelectric transformerGuo, Mingsen; Jiang, X. P.; Lam, Kwok-ho; Wang, Sheng; Sun, Chengliang; Chan, Helen L. W.; Zhao, Xingzhong
Aug-2008 Lead-free piezoelectric-metal-cavity (PMC) actuatorsLam, Kwok-ho; Lin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W.
5-Oct-2010 Lead-free piezoelectric transducers for microelectronic wirebonding applicationsKwok, Kin-wing; Lee, T.; Choy, Siu-hong; Chan, Helen L. W.
9-Mar-2007 A lead-free piezoelectric transformer in radial vibration modesGuo, Mingsen; Lin, Dunmin; Lam, Kwok-ho; Wang, Sheng; Chan, Helen L. W.; Zhao, Xingzhong
Showing results 44 to 123 of 249
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