|
|
PolyU Institutional Repository >
Browsing by Author "Chan, Helen L. W."
Showing results 114 to 193 of 245
| Issue Date | Title | Author(s) | | 1-Nov-2002 | La-doped effect on the ferroelectric properties of Bi₄Ti₃O₁₂-SrBi₄Ti₄O[sub 15] thin film fabricated by pulsed laser deposition | Zhu, 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 orientation | Lo, Ching-yin; Or, Derek Siu-wing; Chan, Helen L. W. |
| 28-Nov-2007 | Lead-free acoustic emission sensors | Lam, Kwok-ho; Lin, Dunmin; Chan, Helen L. W. |
| 23-May-2008 | Lead-free ceramics for pyroelectric applications | Lau, Sien Ting; Cheng, C. H.; Choy, Siu-hong; Lin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W. |
| 29-Jan-2007 | Lead-free multilayer piezoelectric transformer | Guo, 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) actuators | Lam, Kwok-ho; Lin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W. |
| 9-Mar-2007 | A lead-free piezoelectric transformer in radial vibration modes | Guo, Mingsen; Lin, Dunmin; Lam, Kwok-ho; Wang, Sheng; Chan, Helen L. W.; Zhao, Xingzhong |
| May-1999 | Lead zirconate titanate/poly(vinylidene fluoride-trifluoroethylene) 1-3 composites for ultrasonic transducer applications | Kwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong |
| 15-Oct-2003 | Leakage current and relaxation characteristics of highly (111)-oriented lead calcium titanate thin films | Tang, Xingui; Wang, Jie; Zhang, Y. W.; Chan, Helen L. W. |
| 1-Sep-2002 | Longitudinal and transverse piezoelectric coefficients of lead zirconate titanate/vinylidene fluoride-trifluoroethylene composites with different polarization states | Zeng, R.; Kwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong |
| 18-Sep-2008 | Lorentz-type relationship of the temperature dependent dielectric permittivity in ferroelectrics with diffuse phase transition | Ke, Shanming; Fan, Huiqing; Huang, Haitao; Chan, Helen L. W. |
| 9-Feb-2004 | Low-temperature switching fatigue behavior of ferroelectric SrBi₂Ta₂O[sub 9] thin films | Yuan, G. L.; Liu, J.-M.; Zhang, S. T.; Wu, D.; Wang, Y. P.; Liu, Zhiguo; Chan, Helen L. W.; Choy, Chung-loong |
| 13-Jul-2009 | Magnetic and luminescent properties of multifunctional GdF₃: Eu³⁺ nanoparticles | Wong, Hon-tung; Chan, Helen L. W.; Hao, J. H. |
| Oct-2010 | Magnetic field-induced strain and magnetoelectric effects in sandwich composite of ferromagnetic shape memory Ni-Mn-Ga crystal and piezoelectric PVDF polymer | Zeng, Min; Or, Derek Siu-wing; Chan, Helen L. W. |
| 14-Jan-2008 | Magnetoelectric coupling in CoFe₂O₄/SrRuO₃/Pb(Zr[sub 0.52]Ti[sub 0.48])O₃ heteroepitaxial thin film structure | Zhang, J. X.; Dai, Jiyan; Chow, C. K.; Sun, Chengliang; Lo, Veng-cheong; Chan, Helen L. W. |
| 3-Apr-2007 | Magnetoelectric devices and methods of using same | Or, Derek Siu-wing; Chan, Helen L. W. |
| 20-Nov-2007 | Magnetoelectric devices and methods of using same | Or, Derek Siu-wing; Chan, Helen L. W. |
| 27-Mar-2008 | Magnetoelectric effect from mechanically mediated torsional magnetic force effect in NdFeB magnets and shear piezoelectric effect in 0.7Pb(Mg[sub ⅓]Nb[sub ⅔])O₃-0.3PbTiO₃ single crystal | Wang, Yaojin; Or, Derek Siu-wing; Chan, Helen L. W.; Zhao, Xiangyong; Luo, Haosu |
| 4-Apr-2006 | Magnetoelectric effect in laminate composite of magnets/0.7Pb(Mg[sub ⅓]Nb[sub ⅔])O₃-0.3PbTiO₃ single crystal | Jia, Yanmin; Zhao, Xiangyong; Luo, Haosu; Or, Derek Siu-wing; Chan, Helen L. W. |
| 1-May-2010 | Magnetoelectric effect in lead-free BNKLBT ceramic/terfenol-D continue fiber composite laminates | Lo, Ching-yin; Choi, Siu-hong; Or, Derek Siu-wing; Chan, Helen L. W. |
| Jul-2004 | Magnetoelectric properties of a heterostructure of magnetostrictive and piezoelectric composites | Wan, J. G.; Or, Derek Siu-wing; Liu, J.-M.; Chan, Helen L. W.; Wang, G. H.; Nan, C. W. |
| 16-Jun-2008 | Measurement of ultralow injection current to polymethyl-methacrylate film | Yan, Feng; Hong, Yi; Chan, Helen L. W. |
| 9-Sep-2002 | Mechanical properties related to the relaxor-ferroelectric phase transition of titanium-doped lead magnesium niobate | Bao, Peng; Yan, Feng; Li, W.; Dai, Y. R.; Shen, H. M.; Zhu, J. S.; Wang, Yening; Chan, Helen L. W.; Choy, Chung-loong |
| 26-Oct-2010 | Method and apparatus for measuring oscillation amplitude of an ultrasonic device | Chan, Helen L. W.; Lam, Tin-yan; Chao, Chen; Kwok, Kin-wing |
| 15-Mar-2002 | Microstructure and electric properties of lead lanthanum titanate thin film under transverse electric fields | Song, 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 substrate | Zhou, 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 deposition | Zhu, Xinhua; Chan, Helen L. W.; Choy, Chung-loong; Wong, Kin-hung; Hesse, Dietrich |
| 3-Aug-2007 | Microstructure, 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 ceramics | Lin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W. |
| 2002 | Microstructure study of Bi₄Ti₃O₁₂ - SrBi₄Ti₄O[sub 15] and Bi[sub 3.25]La[sub 0.75]Ti₃O₁₂ - SrBi₄Ti₄O[sub 15] ceramics | Su, 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 techniques | Song, 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 composites | Li, Kun; Pang, Geoffrey Kin-hung; Chan, Helen L. W.; Choy, Chung-loong; Li, Jinhua |
| 15-Oct-2001 | Mode coupling in lead zirconate titanate/epoxy 1-3 piezocomposite rings | Or, Derek Siu-wing; Chan, Helen L. W. |
| 2005 | Modeling and analysis of piezoelectric transformer using multi-mesh loop matrix circuit under square-wave excitation conditions | Cheng, K. W. Eric; Ho, Y. L.; Ho, Siu-lau; Kwok, Kin-wing; Wang, X. X.; Chan, Helen L. W.; Xue, Xiangdang |
| 24-Mar-2004 | Monte Carlo simulation of the dielectric susceptibility of Ginzburg-Landau mode relaxors | Liu, J.-M.; Wang, X.; Chan, Helen L. W.; Choy, Chung-loong |
| 15-Apr-2004 | Monte Carlo simulation on dielectric and ferroelectric behaviors of relaxor ferroelectrics | Wang, X.; Liu, J.-M.; Chan, Helen L. W.; Choy, Chung-loong |
| 15-Nov-2008 | Multiferroic properties of Ni₀.₅Zn₀.₅Fe₂O₄–Pb(Zr₀.₅₃Ti₀.₄₇)O₃ ceramic composites | Zhang, Hongfang; Or, Derek Siu-wing; Chan, Helen L. W. |
| 1-Jun-2011 | Multiferroism in orientational engineered (La, Mn) co-substituted BiFeO₃ thin films | Wang, D. Y.; Chan, N. Y.; Zheng, R. K.; Kong, C.; Lin, Dunmin; Dai, Jiyan; Chan, Helen L. W.; Li, S. |
| 1-Nov-2010 | Nonstoichiometric BiFe₀.₉Ti₀.₀₅O₃multiferroic ceramics with ultrahigh electrical resistivity | Gu, Yan Hong; Wang, Yu; Chen, Feng; Chan, Helen L. W.; Chen, Wanping |
| 2001 | A novel process for preparing PZT thick films | Ding, 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 films | Jim, 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 films | Wang, 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 ellipsometry | Wan, Xinming; Chan, Helen L. W.; Choy, Chung-loong; Zhao, Xiangyong; Luo, Haosu |
| 2-Aug-2006 | Optical properties of epitaxial and polycrystalline Sr[sub 1.8]Ca[sub 0.2]NaNb[sub 5]O[sub 15] thin-film waveguides grown by pulsed laser deposition | Liu, W. C.; Mak, Chee-leung; Wong, Kin-hung; Wang, Danyang; Chan, Helen L. W. |
| 30-Dec-2010 | Optofluidic microcavities : dye-lasers and biosensors | Chen, Yong; Lei, Lei; Zhang, K.; Shi, J.; Wang, L.; Li, H.; Zhang, Xuming; Wang, Yu; Chan, Helen L. W. |
| 30-Dec-2010 | Optofluidic planar reactors for photocatalytic water treatment using solar energy | Lei, Lei; Wang, Ning; Zhang, Xuming; Tai, Qidong; Tsai, Din Ping; Chan, Helen L. W. |
| 18-Jul-2008 | Organic phototransistor based on poly(3-hexylthiophene)/TiO₂ nanoparticle composite | Mok, Sheung-man; Yan, Feng; Chan, Helen L. W. |
| Jan-2001 | PCLT/P(VDF-TrFE) nanocomposite pyroelectric sensors | Zhang, Qingqi; Chan, Helen L. W.; Ploss, Bernd; Choy, Chung-loong |
| Jun-2009 | Performances of one-dimensional sonomyography and surface electromyography in tracking guided patterns of wrist extension | Guo, Jing-Yi; Zheng, Yong-Ping; Huang, Qing-Hua; Chen, Xin; He, Junfeng; Chan, Helen L. W. |
| 1998 | Performance study of an ultrasonic transducer used for wire bonding | Or, Derek Siu-wing; Chan, Helen L. W.; Lo, Veng-cheong; Yuen, C. W. |
| 1996 | Piezoelectric and pyroelectric properties of PT/P(VDF-TrFE) 0-3 composites | Chan, 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 directions | Ng, Kar-lai; Chan, Helen L. W.; Choy, Chung-loong |
| 24-Feb-2009 | Piezoelectric ceramic composition and the method for preparing the same | Wang, Xiaoxing; Kwok, Kin-wing; Chan, Helen L. W.; Choy, Siu-hong |
| 1-Nov-2000 | Piezoelectric coefficient of aluminum nitride and gallium nitride | Lueng, Chiu-ming; Chan, Helen L. W.; Surya, Charles; Choy, Chung-loong |
| 2001 | Piezoelectric coefficients of PMN-0.33PT single crystals | Cheng, Kei-chun; Chan, Helen L. W.; Choy, Chung-loong; Yin, Qingrui; Luo, Haosu; Yin, Zhiwen |
| Jul-2009 | Piezoelectric dispenser based on a piezoelectric-metal-cavity actuator | Lam, Kwok-ho; Sun, Chengliang; Kwok, Kin-wing; Chan, Helen L. W. |
| 2006 | Piezoelectric micromachined ultrasonic transducers based on P(VDF-TrFE) copolymer thin films | Chao, Chen; Lam, Tin-yan; Kwok, Kin-wing; Chan, Helen L. W. |
| 20-Mar-2008 | Piezoelectric properties and hardening behavior of K[sub 5.4]Cu[sub 1.3]Ta[sub 10]O[sub 29]-doped K[sub 0.5]Na[sub 0.5]NbO₃ ceramics | Lin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W. |
| 1995 | Piezoelectric properties of 1-3 composites of PZT in P(VDF-TrFE) copolymer | Kwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong |
| 28-Aug-2001 | Piezoelectric sensor for measuring bonding parameters | Chan, Helen L. W.; Chiu, Siu San; Or, Derek Siu-wing; Cheung, Yiu Ming |
| 6-Jun-2008 | Piezoresponse and ferroelectric properties of lead-free [Bi[sub 0.5](Na[sub 0.7]K[sub 0.2]Li[sub 0.1])[sub 0.5]]TiO₃ thin films by pulsed laser deposition | Wang, Danyang; Lin, Dunmin; Wong, K. S.; Kwok, Kin-wing; Dai, Jiyan; Chan, Helen L. W. |
| 1-Oct-1996 | Polarization of thick polyvinylidene fluoride/trifluoroethylene copolymer films | Chan, Helen L. W.; Zhao, Z.; Kwok, Kin-wing; Choy, Chung-loong; Alquié, C.; Boué, C.; Lewiner, J. |
| 15-Nov-2004 | Polarization response of proton irradiated 0.9Pb(Mg[sub ⅓]Nb[sub ⅔])0₃-0.1PbTiO₃/polyvinylidene fluoride-trifluoroethylene 0-3 composites | Lam, Kwok-ho; Chan, Helen L. W. |
| 1999 | Poling of ferroelectric composites | Ploss, 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 composites | Chew, 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 nanocomposites | Chen, Yong; Chan, Helen L. W.; Choy, Chung-loong |
| 2001 | PT/P(VDF-TrFE) hydrophone array | Lau, Sien Ting; Kwok, Kin-wing; Chan, Helen L. W. |
| Aug-2000 | Pyroelectric activity of ferroelectric PT/PVDF-TRFE | Ploss, 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 composites | Chan, Helen L. W.; Chan, W. K.; Zhang, Y.; Choy, Chung-loong |
| 8-May-2000 | Pyroelectric or piezoelectric compensated ferroelectric composites | Ploss, Beatrix; Ploss, Bernd; Shin, Franklin G.; Chan, Helen L. W.; Choy, Chung-loong |
| 2001 | Pyroelectric properties of PZT/P(VDF-TrFE) 0-3 composites | Ng, W. Y.; Ploss, Bernd; Chan, Helen L. W.; Shin, Franklin G.; Choy, Chung-loong |
| 1998 | PZT/P(VDF-TrFE) nanocomposite hydrophones for ultrasonic measurements | Chan, Helen L. W.; Lau, Sien Ting; Kwok, Kin-wing; Choy, Chung-loong |
| 1999 | PZT/P(VDF-TrFE) nanocomposites for ultrasonic hydrophone applications | Lau, Sien Ting; Zhou, Qifa; Kwok, Kin-wing; Chan, Helen L. W.; Choy, Chung-loong |
| 16-Mar-2007 | Raman scattering spectra and ferroelectric properties of Bi[sub 1-x]Nd[sub x]FeO₃ (x=0-0.2) multiferroic ceramics | Yuan, G. L.; Or, Derek Siu-wing; Chan, Helen L. W. |
| 15-Jun-2001 | Raman spectra and structural phase transition in nanocrystalline lead lanthanum titanate | Zhou, Qifa; Chan, Helen L. W.; Zhang, Qingqi; Choy, Chung-loong |
| 17-Jan-2007 | Reduced ferroelectric coercivity in multiferroic Bi[sub 0.825]Nd[sub 0.175]FeO₃ thin film | Yuan, G. L.; Or, Derek Siu-wing; Chan, Helen L. W.; Liu, Zhiguo |
| 29-Nov-2004 | Refractive indices and linear electro-optic properties of (1-x)Pb(Mg[sub ⅓]Nb[sub ⅔])O₃-xPbTiO₃ single crystals | Wan, Xinming; Luo, Haosu; Zhao, Xiangyong; Wang, Danyang; Chan, Helen L. W.; Choy, Chung-loong |
| 23-Aug-2005 | Relaxor ferroelectric characteristics and temperature-dependent domain structure in a (110)-cut (PbMg[sub ⅓]Nb[sub ⅔]O₃)[sub 0.75](PbTiO₃)[sub 0.25] single crystal | Zhao, X.; Dai, Jiyan; Wang, Jie; Chan, Helen L. W.; Choy, Chung-loong; Wan, X. M.; Luo, Haosu |
| 30-Dec-2010 | Release monitoring of single cells on a microfluidic device coupled with fluorescence microscopy and electrochemistry | Shi, Bao-Xian; Wang, Yu; Lam, Tin-Lun; Huang, Wei-Hua; Zhang, Kai; Leung, Thomas Y. C.; Chan, Helen L. W. |
| 1996 | Resonance characteristics and polarization profile of partially poled P(VDF-TrFE) copolymer | Ploss, Bernd; Chan, Helen L. W.; Kwok, Kin-wing; Choy, Chung-loong |
| 22-Jul-2003 | Ring-shaped piezoelectric transformer having an inner and outer electrode | Hu, Jin-hua; Li, Hing-leung; Chan, Helen L. W.; Choy, Chung-loong |
Showing results 114 to 193 of 245
|
