|
|
PolyU Institutional Repository >
Browsing by Author "Chan, Helen L. W."
Showing results 153 to 232 of 245
| Issue Date | Title | Author(s) | | 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 |
| Oct-2003 | Samarium and manganese-doped lead titanate ceramic fiber/epoxy 1-3 composite for high-frequency transducer application | Li, Kun; Chan, Helen L. W.; Choy, Chung-loong |
| 3-Dec-2001 | Scaling of hysteresis dispersion in a model spin system | Liu, J.-M.; Chan, Helen L. W.; Choy, Chung-loong; Ong, C. K. |
| 21-May-2001 | Scaling on hysteresis dispersion in ferroelectric systems | Liu, J.-M.; Chan, Helen L. W.; Choy, Chung-loong; Zhu, Y. Y.; Zhu, S. N.; Liu, Zhiguo; Ming, Naiben |
| 28-Dec-2004 | Self-organized Ge nanocrystals embedded in HfAlO fabricated by pulsed-laser deposition and application to floating gate memory | Liu, W. L.; Lee, P. F.; Dai, Jiyan; Wang, Jie; Chan, Helen L. W.; Choy, Chung-loong; Song, Z. T.; Feng, S. L. |
| 1996 | Sensors for automatic process control of wire bonding | Or, Derek Siu-wing; Chan, Helen L. W.; Lo, Veng-cheong; Yuen, C. W. |
| 1998 | Separate poling of inclusions and matrix in PT/P(VDF-TrFE) 0-3 composites | Ploss, Beatrix; Ploss, Bernd; Shin, Franklin G.; Chan, Helen L. W.; Choy, Chung-loong |
| Sep-2003 | Single crystal PMN-0.33PT/epoxy 1-3 composites for ultrasonic transducer applications | Cheng, Kei-chun; Chan, Helen L. W.; Choy, Chung-loong; Yin, Qingrui; Luo, Haosu; Yin, Zhiwen |
| 15-Oct-2007 | Slow relaxation of piezoelectric response in CdZnTe ferroelectric semiconductor single crystals | Ke, Shanming; Huang, Haitao; Wang, Tao; Fan, Huiqing; Jie, Waiqi; Chan, Helen L. W. |
| 2001 | Smart 1-3 composites for ultrasonic transducer applications | Chan, Helen L. W. |
| 1999 | Smart ferroelectric materials for sensors and mechatronic device applications | Chan, Helen L. W. |
| 26-May-2006 | Spherically shaped active transducer based on proton-irradiated vinylidene fluoride-trifluoroethylene 70/30 mol% copolymer | Lau, Sien Ting; Chan, Helen L. W.; Choy, Chung-loong; Cheung, W. Y.; Wong, S. P. |
| Jul-2004 | Spin orientation and spontaneous magnetostriction of multicomponent Tb[sub x]Dy[sub 1-x-y]Pr[sub y](Fe[sub 0.9]B[sub 0.1])[sub 1.93] Laves phases | Ren, W. J.; Or, Derek Siu-wing; Chan, Helen L. W.; Li, W. F.; Zhao, X. G.; Song, X. P.; Zhang, Z. D. |
| 1999 | Spontaneous depolarization current in different mole ratio VDF/TrFE ferroelectric copolymers | Peng, Zhi; Zhang, Xingyuan; Chan, Helen L. W.; Choy, Chung-loong |
| 5-Jan-2004 | Spontaneous recovery of hydrogen-degraded TiO₂ ceramic capacitors | Chen, W. P.; Wang, Yu; Dai, Jiyan; Lu, S. G.; Wang, X. X.; Lee, P. F.; Chan, Helen L. W.; Choy, Chung-loong |
| May-2001 | A standing wave-type noncontact linear ultrasonic motor | Hu, Junhui; Li, Guorong; Chan, Helen L. W.; Choy, Chung-loong |
| May-2002 | Step-changed long-period fiber gratings | Guan, Bai-ou; Zhang, A. Ping; Tam, Hwa-yaw; Chan, Helen L. W.; Choy, Chung-loong; Tao, Xiaoming; Demokan, Suleyman |
| 10-Apr-2007 | Strain-mediated electric-field control of resistance in the La[sub 0.85]Sr[sub 0.15]MnO₃/0.7Pb(Mg[sub ⅓]Nb[sub ⅔])O₃-0.3PbTiO₃ structure | Zheng, R. K.; Wang, Yu; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu |
| 23-Feb-2007 | Structural and electro-optic properties of Ba[sub 0.7]Sr[sub 0.3]TiO₃ thin films grown on various substrates using pulsed laser deposition | Wang, Danyang; Wang, Jie; Chan, Helen L. W.; Choy, Chung-loong |
| 2002 | Structural and property changes of high energy proton-irradiated poly(vinylidene fluoride-trifluoroethylene) 56/44 mol.% copolymer | Lau, Sien Ting; Chan, Helen L. W.; Sundaravel, B.; Wilson, I. H.; Choy, Chung-loong |
| 1-Dec-2004 | Structural characterization and electron-energy-loss spectroscopic study of pulsed laser deposited LiNbO₃ films on a-sapphire | Dai, Jiyan; Lam, H. K.; Li, Quan; Wang, Jie; Chan, Helen L. W.; Choy, Chung-loong |
| 1-Nov-2003 | Structural evolution and dielectric relaxation behavior of electron-irradiated poly(vinylidene fluoride-trifluoroethylene) 80/20 mol% copolymers | Guo, Shishang; Lau, Sien Ting; Chan, Helen L. W.; Zhao, Xingzhong; Choy, Chung-loong |
| Jul-2004 | Structural, magnetic, and magnetostrictive properties of Tb[sub 1-x]Nd[sub x](Fe[sub 0.9]B[sub 0.1])₂ alloys | Ren, W. J.; Or, Derek Siu-wing; Chan, Helen L. W.; Zhao, X. G.; Liu, J. J.; Zhang, Z. D. |
| 1-Apr-2007 | Structure and electrical properties of K₀.₅Na₀.₅NbO₃-LiSbO₃lead-free piezoelectric ceramics | Lin, Dunmin; Kwok, Kin-wing; Lam, Kwok-ho; Chan, Helen L. W. |
| 11-Oct-2007 | Structure, dielectric, and piezoelectric properties of CuO-doped K[sub 0.5]Na[sub 0.5]NbO₃-BaTiO₃ lead-free ceramics | Lin, Dunmin; Kwok, Kin-wing; Chan, Helen L. W. |
| 1996 | Structure of nanocrystalline powder and thin films of lead lanthanum titanate prepared by the sol-gel process | Zhou, Qifa; Chan, Helen L. W.; Zhang, Qingqi; Choy, Chung-loong |
| 2002 | Studies of proton irradiated 0.9PMN-0.1PT/P(VDF-TrFE) 0-3 composites | Lam, Kwok-ho; Chan, Helen L. W.; Choy, Chung-loong; Luo, E. Z.; Wilson, I. H. |
| 12-Dec-2007 | Study of BNKLBT-1.5 lead-free ceramic/epoxy 1-3 composites | Choy, Siu-hong; Li, W. K.; Li, H. K.; Lam, Kwok-ho; Chan, Helen L. W. |
| 14-Apr-2003 | Study of interfacial reaction and its impact on electric properties of Hf-Al-O high-k gate dielectric thin films grown on Si | Lee, P. F.; Dai, Jiyan; Wong, Kin-hung; Chan, Helen L. W.; Choy, Chung-loong |
| 2006 | Study of PMN-PT single crystals for resonator applications | Wong, H. T.; Kwok, Kin-wing; Chan, Helen L. W. |
| Apr-2004 | Study of the structure and electrostrictive property of proton-irradiated P(VDF-TrFE) 56/44 mol% copolymer | Lau, Sien Ting; Chan, Helen L. W.; Choy, Chung-loong |
| 1995 | Study on PZT4/VF₂/VF₃ piezoelectric 0-3 composites | Chan, Helen L. W.; Chen, Yong; Choy, Chung-loong |
| 7-Dec-2007 | A study on the disk-shaped piezoelectric transformer with multiple outputs | Guo, Mingsen; Lam, Kwok-ho; Wang, Sheng; Kwok, Kin-wing; Chan, Helen L. W.; Zhao, Xingzhong |
| 28-Feb-2008 | Substrate-induced strain effect in La[sub 0.875]Ba[sub 0.125]MnO₃ thin films grown on ferroelectric single-crystal substrates | Zheng, R. K.; Wang, Yu; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu |
| 1-Apr-2003 | Surface aided polarization reversal in small ferroelectric particles | Chew, K.-H.; Osman, J.; Stamps, R. L.; Tilley, D. R.; Shin, Franklin G.; Chan, Helen L. W. |
| 10-Jan-2011 | Temperature and electric field dependence of the dielectric property and domain evolution in [001]-oriented 0.34Pb(In[sub ½]Nb[sub ½])O₃–0.25Pb(Mg[sub ⅓]Nb[sub ⅔])O₃–0.41PbTiO₃ single crystal | Chen, Yong; Lam, K. H.; Zhou, Dan; Gao, X. S.; Dai, Jiyan; Luo, Haosu; Chan, Helen L. W. |
| 1-Mar-2009 | Theoretical prediction on the structural, electronic, and polarization properties of tetragonal Bi₂ZnTiO₆ | Wang, Hai; Huang, Haitao; Lu, Wei; Chan, Helen L. W.; Wang, Biao; Woo, Chung-ho |
| Dec-1996 | Thermal hysteresis in the permittivity and polarization of lead zirconate titanate/vinylidenefloride-trifluoroethylene 0-3 composites | Chan, Helen L. W.; Chen, Yong; Choy, Chung-loong |
| 2002 | Thermally stimulated depolarization current in ferroelectric blends of copolymers of vinylidene fluoride with trifluoroethylene | Bai, B.; Zhang, X.; Peng, Z.; Chan, Helen L. W.; Choy, Chung-loong |
| 1999 | Thermally stimulated depolarization current of BaTiO₃/P[VDF(70)-TrFE(30)] 0-3 ferroelectric composites | Zhang, Xingyuan; Peng, Zhi; Chan, Helen L. W.; Choy, Chung-loong |
Showing results 153 to 232 of 245
|
