PolyU IR
 

PolyU Institutional Repository >

Browsing by Author "Choy, Chung-loong"

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:   
Sort by: In order: Results/Page Authors/Record:
Showing results 8 to 87 of 130
< previous   next >
Issue DateTitleAuthor(s)
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
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
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
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
15-Mar-2000 Effect of annealing in reduced oxygen pressure on the electrical transport properties of epitaxial thin film and bulk (La₁₋ₓNdₓ)₀.₇Sr₀.₃MnO₃Wu, Wenbin; Wong, Kin-hung; Li, X.-G.; Choy, Chung-loong; Zhang, Y. H.
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
30-Aug-2004 Effect of lattice-misfit strain on the process-induced imprint behavior in epitaxial Pb(Zr₀.₅₂Ti₀.₄₈)O₃thin filmsWu, Wenbin; Wang, Y.; Pang, Geoffrey Kin-hung; Wong, Kin-hung; Choy, Chung-loong
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-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
2001 Electron irradiation effects in electrostrictive P(VDF-TrFE) copolymersTang, Y. W.; Zhao, X.-Z.; Chan, Helen L. W.; Choy, Chung-loong
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
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
15-Jul-2000 Epitaxial and highly electrical conductive La₀.₅Sr₀.₅TiO₃films grown by pulsed laser deposition in vacuumWu, Wenbin; Lu, Fei; Wong, Kin-hung; Pang, Geoffrey Kin-hung; Choy, Chung-loong; Zhang, Y. H.
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
15-Aug-2000 Epitaxial Pb(Zr₀.₅₂Ti₀.₄₈)O₃/La₀.₃₅Nd₀.₃₅Sr₀.₃MnO₃heterostructures for fabrication of ferroelectric field-effect transistorWu, Wenbin; Wong, Kin-hung; Mak, Chee-leung; Choy, Chung-loong; Zhang, Y. H.
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
2002 Fabrication of multilayer ring transformerWong, Nga-yan; Chan, Helen L. W.; Choy, Chung-loong
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
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
1-Feb-1999 Field-induced crossover from cluster-glass to ferromagnetic state in La₀.₇Sr₀.₃Mn₀.₇Co₀.₃O₃Li, X.-G.; Fan, X. J.; Ji, G.; Wu, Wenbin; Wong, Kin-hung; Choy, Chung-loong; Ku, H. C.
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.
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
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
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.
22-Nov-2004 Interface-oxygen-loss-controlled voltage offsets in epitaxial Pb(Zr₀.₅₂Ti₀.₄₈)O₃ thin-film capacitors with La₀.₇Sr₀.₃MnO₃ electrodesWu, Wenbin; Wong, Kin-hung; Choy, Chung-loong
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
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
May-1999 Lead zirconate titanate/poly(vinylidene fluoride-trifluoroethylene) 1-3 composites for ultrasonic transducer applicationsKwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong
1-Sep-2002 Longitudinal 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
9-Feb-2004 Low-temperature switching fatigue behavior of ferroelectric SrBi₂Ta₂O[sub 9] thin filmsYuan, G. L.; Liu, J.-M.; Zhang, S. T.; Wu, D.; Wang, Y. P.; Liu, Zhiguo; Chan, Helen L. W.; Choy, Chung-loong
15-Nov-2000 Measurement of mechanical properties for dense and porous polymer films having a low dielectric constantXu, Yuhuan; Tsai, Yipin; Zheng, D. W.; Tu, K. N.; Ong, C. W.; Choy, Chung-loong; Zhao, Bin; Liu, Q.-Z.; Brongo, Maureen
9-Sep-2002 Mechanical properties related to the relaxor-ferroelectric phase transition of titanium-doped lead magnesium niobateBao, Peng; Yan, Feng; Li, W.; Dai, Y. R.; Shen, H. M.; Zhu, J. S.; Wang, Yening; Chan, Helen L. W.; Choy, Chung-loong
15-Mar-2002 Microstructure and electric properties of lead lanthanum titanate thin film under transverse electric fieldsSong, Z. T.; Chan, Helen L. W.; Ding, Y. P.; Chong, Nui; Choy, Chung-loong
7-Dec-2006 Microstructure and enhanced in-plane ferroelectricity of Ba[sub 0.7]Sr[sub 0.3]TiO₃ thin films grown on MgAl₂O₄ (001) single-crystal substrateZhou, Xiaoyuan; Heindl, T.; Pang, Geoffrey Kin-hung; Miao, Jun; Zheng, R. K.; Chan, Helen L. W.; Choy, Chung-loong; Wang, Yu
14-Apr-2005 Microstructure of compositionally-graded (Ba[sub 1-x]Sr[sub x])TiO₃ thin films epitaxially grown on La[sub 0.5]Sr[sub 0.5]CoO₃-covered (100) LaAlO₃ substrates by pulsed laser depositionZhu, Xinhua; Chan, Helen L. W.; Choy, Chung-loong; Wong, Kin-hung; Hesse, Dietrich
2002 Microstructure study of Bi₄Ti₃O₁₂ - SrBi₄Ti₄O[sub 15] and Bi[sub 3.25]La[sub 0.75]Ti₃O₁₂ - SrBi₄Ti₄O[sub 15] ceramicsSu, D.; Zhu, J. S.; Wang, Danyang; Chan, Helen L. W.; Choy, Chung-loong; Wang, Yening
15-Nov-2004 Microwave characterization of (Pb,La)TiO₃ thin films integrated on ZrO₂/SiO₂/Si wafers by sol-gel techniquesSong, Z. T.; Wang, Yu; Chan, Helen L. W.; Choy, Chung-loong; Feng, S. L.
15-May-2004 Mn and Sm doped lead titanate ceramic fibers and fiber/epoxy 13 compositesLi, Kun; Pang, Geoffrey Kin-hung; Chan, Helen L. W.; Choy, Chung-loong; Li, Jinhua
24-Mar-2004 Monte Carlo simulation of the dielectric susceptibility of Ginzburg-Landau mode relaxorsLiu, J.-M.; Wang, X.; Chan, Helen L. W.; Choy, Chung-loong
15-Apr-2004 Monte Carlo simulation on dielectric and ferroelectric behaviors of relaxor ferroelectricsWang, X.; Liu, J.-M.; Chan, Helen L. W.; Choy, Chung-loong
2001 A novel process for preparing PZT thick filmsDing, A. L.; He, X. Y.; Qui, P. S.; Wang, S. J.; Luo, W. G.; Chan, Helen L. W.; Wang, P.; Choy, Chung-loong
21-Apr-2008 One-dimensional tunable ferroelectric photonic crystals based on Ba[sub 0.7]Sr[sub 0.3]TiO₃/MgO multilayer thin filmsJim, K. L.; Wang, Danyang; Leung, Dennis Chi-wah; Choy, Chung-loong; Chan, Helen L. W.
8-Feb-2010 Optical and electro-optic anisotropy of epitaxial Ba₀.₇7Sr₀.₃TiO₃ thin filmsWang, D. Y.; Li, S.; Chan, Helen L. W.; Choy, Chung-loong
1-Aug-2004 Optical properties of (1-x)Pb(Mg₁/₃Nb₂/₃)O₃-xPbTiO₃single crystals studied by spectroscopic ellipsometryWan, Xinming; Chan, Helen L. W.; Choy, Chung-loong; Zhao, Xiangyong; Luo, Haosu
Jan-2001 PCLT/P(VDF-TrFE) nanocomposite pyroelectric sensorsZhang, Qingqi; Chan, Helen L. W.; Ploss, Bernd; Choy, Chung-loong
1996 Piezoelectric and pyroelectric properties of PT/P(VDF-TrFE) 0-3 compositesChan, Helen L. W.; Chan, W. K.; Choy, Chung-loong; Lei, Deming
Nov-2000 Piezoelectric and pyroelectric properties of PZT/P (VDF-TrFE) composites with constituent phases poled in parallel or anti-parallel directionsNg, Kar-lai; Chan, Helen L. W.; Choy, Chung-loong
1-Nov-2000 Piezoelectric coefficient of aluminum nitride and gallium nitrideLueng, Chiu-ming; Chan, Helen L. W.; Surya, Charles; Choy, Chung-loong
2001 Piezoelectric coefficients of PMN-0.33PT single crystalsCheng, Kei-chun; Chan, Helen L. W.; Choy, Chung-loong; Yin, Qingrui; Luo, Haosu; Yin, Zhiwen
1995 Piezoelectric properties of 1-3 composites of PZT in P(VDF-TrFE) copolymerKwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong
1-Oct-1996 Polarization of thick polyvinylidene fluoride/trifluoroethylene copolymer filmsChan, Helen L. W.; Zhao, Z.; Kwok, Kin-wing; Choy, Chung-loong; Alquié, C.; Boué, C.; Lewiner, J.
1999 Poling of ferroelectric compositesPloss, Beatrix; Ploss, Bernd; Shin, Franklin G.; Chan, Helen L. W.; Choy, Chung-loong
15-Jul-2003 Primary and secondary pyroelectric effects of ferroelectric 0-3 compositesChew, K.-H.; Shin, Franklin G.; Ploss, Bernd; Chan, Helen L. W.; Choy, Chung-loong
1996 Properties of nanocrystalline PT powder and PT/P(VDF-TrFE) 0-3 nanocompositesChen, Yong; Chan, Helen L. W.; Choy, Chung-loong
Aug-2000 Pyroelectric activity of ferroelectric PT/PVDF-TRFEPloss, Bernd; Ploss, Beatrix; Shin, Franklin G.; Chan, Helen L. W.; Choy, Chung-loong
Aug-1998 Pyroelectric and piezoelectric properties of lead titanate/polyvinylidene fluoride-trifluoroethylene 0-3 compositesChan, Helen L. W.; Chan, W. K.; Zhang, Y.; Choy, Chung-loong
Showing results 8 to 87 of 130
< previous   next >

 

© Pao Yue-kong Library, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong
Powered by DSpace (Version 1.5.2)  © MIT and HP
Feedback | Privacy Policy Statement | Copyright & Restrictions - Feedback