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

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Showing results 197 to 249 of 249
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Issue DateTitleAuthor(s)
Oct-2003 Samarium and manganese-doped lead titanate ceramic fiber/epoxy 1-3 composite for high-frequency transducer applicationLi, Kun; Chan, Helen L. W.; Choy, Chung-loong
3-Dec-2001 Scaling of hysteresis dispersion in a model spin systemLiu, J.-M.; Chan, Helen L. W.; Choy, Chung-loong; Ong, C. K.
21-May-2001 Scaling on hysteresis dispersion in ferroelectric systemsLiu, 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 memoryLiu, 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 bondingOr, 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 compositesPloss, 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 applicationsCheng, 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 crystalsKe, Shanming; Huang, Haitao; Wang, Tao; Fan, Huiqing; Jie, Waiqi; Chan, Helen L. W.
2001 Smart 1-3 composites for ultrasonic transducer applicationsChan, Helen L. W.
1999 Smart ferroelectric materials for sensors and mechatronic device applicationsChan, Helen L. W.
26-May-2006 Spherically shaped active transducer based on proton-irradiated vinylidene fluoride-trifluoroethylene 70/30 mol% copolymerLau, 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 phasesRen, 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 copolymersPeng, Zhi; Zhang, Xingyuan; Chan, Helen L. W.; Choy, Chung-loong
5-Jan-2004 Spontaneous recovery of hydrogen-degraded TiO₂ ceramic capacitorsChen, 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 motorHu, Junhui; Li, Guorong; Chan, Helen L. W.; Choy, Chung-loong
May-2002 Step-changed long-period fiber gratingsGuan, 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 structureZheng, 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 depositionWang, 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.% copolymerLau, 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-sapphireDai, 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% copolymersGuo, 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 alloysRen, 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 ceramicsLin, 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 ceramicsLin, 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 processZhou, Qifa; Chan, Helen L. W.; Zhang, Qingqi; Choy, Chung-loong
2002 Studies of proton irradiated 0.9PMN-0.1PT/P(VDF-TrFE) 0-3 compositesLam, 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 compositesChoy, 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 SiLee, P. F.; Dai, Jiyan; Wong, Kin-hung; Chan, Helen L. W.; Choy, Chung-loong
2006 Study of PMN-PT single crystals for resonator applicationsWong, 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% copolymerLau, Sien Ting; Chan, Helen L. W.; Choy, Chung-loong
1995 Study on PZT4/VF₂/VF₃ piezoelectric 0-3 compositesChan, Helen L. W.; Chen, Yong; Choy, Chung-loong
7-Dec-2007 A study on the disk-shaped piezoelectric transformer with multiple outputsGuo, 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 substratesZheng, R. K.; Wang, Yu; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu
1-Apr-2003 Surface aided polarization reversal in small ferroelectric particlesChew, 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 crystalChen, 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 Bi₂ZnTiO₆Wang, 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 compositesChan, Helen L. W.; Chen, Yong; Choy, Chung-loong
2002 Thermally stimulated depolarization current in ferroelectric blends of copolymers of vinylidene fluoride with trifluoroethyleneBai, 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 compositesZhang, Xingyuan; Peng, Zhi; Chan, Helen L. W.; Choy, Chung-loong
26-Mar-2007 Thickness dependence of in-plane dielectric and ferroelectric properties of Ba[sub 0.7]Sr[sub 0.3]TiO₃ thin films epitaxially grown on LaAlO₃Zhou, Xiaoyuan; Wang, Danyang; Zheng, R. K.; Tian, Huyong; Qi, Jianquan; Chan, Helen L. W.; Choy, Chung-loong; Wang, Yu
22-Oct-2012 Time-variant 1D photonic crystals using flowing microdropletsChen, Zefeng; Yong, Zehui; Leung, C. W.; Zhang, Xuming; Chen, Yihang; Chan, Helen L. W.; Wang, Yu
15-Mar-2010 Towards pure near-infrared to near-infrared upconversion of multifunctional GdF₃:Yb³⁺,Tm³⁺ nanoparticlesWong, Hon-Tung; Chan, Helen L. W.; Hao, J. H.
2002 TSDC measurements of underfill encapsulant used in microelectronic packagingCheng, Kei-chun; Peng, Z.; Wong, C. S.; Chan, Helen L. W.
15-May-2012 Tunable strain effect and ferroelectric field effect on the electronic transport properties of La₀.₅Sr₀.₅CoO₃ thin filmsZhu, Q. X.; Wang, W.; Zhao, X. Q.; Li, X. M.; Wang, Yu; Luo, H. S.; Chan, Helen L. W.; Zheng, R. K.
26-Sep-2006 Tuning the electrical properties of La[sub 0.75]Ca[sub 0.25]MnO₃ thin films by ferroelectric polarization, ferroelectric-field effect, and converse piezoelectric effectZheng, R. K.; Wang, Yu; Wang, Jie; Wong, K. S.; Chan, Helen L. W.; Choy, Chung-loong; Luo, Haosu
Jan-2005 Ultrasonic hydrophone based on distributed Bragg reflector fiber laserGuan, Bai-ou; Tam, Hwa-yaw; Lau, Sien Ting; Chan, Helen L. W.
28-May-2008 Ultrasonic particle trapping in microfluidic devices using soft lithographyGuo, Shishang; Zhao, Libo; Zhang, K.; Lam, Kwok-ho; Lau, Sien Ting; Zhao, Xingzhong; Wang, Yu; Chan, Helen L. W.; Chen, Y.; Baigl, D.
11-Sep-2001 Ultrasonic transducerChan, Helen L. W.; Or, Derek Siu-wing; Choy, Chung-loong
20-Feb-2001 Ultrasonic transducerChan, Helen L. W.; Or, Derek Siu-wing; Cheng, Kei-chun; Choy, Chung-loong
17-Apr-2007 Ultrasound sensor and ultrasound measurement deviceTam, Hwa-yaw; Chan, Helen L. W.; Guan, Bai-ou
14-May-2004 Water-induced degradation in 0.91Pb(Zn[sub ⅓]Nb[sub ⅔])O₃-0.09PbTiO₃ single crystalsChen, W. P.; Qi, Jianquan; Wang, Yu; Jiang, X. P.; Chan, Helen L. W.
13-May-2002 Water-induced degradation in lead zirconate titanate piezoelectric ceramicsChen, W. P.; Chan, Helen L. W.; Yiu, F. C. H.; Ng, K. M. W.; Liu, P. C. K.
3-Dec-2001 X-ray diffraction and Raman scattering study of SrBi₂Ta₂O[sub 9] ceramics and thin films with Bi₃TiNbO[sub 9] additionZhu, J. S.; Qin, H. X.; Bao, Z. H.; Wang, Yening; Cai, W. Y.; Chen, P. P.; Lu, W.; Chan, Helen L. W.; Choy, Chung-loong
Showing results 197 to 249 of 249
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