Browsing by Author Or, Derek Siu-wing

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Issue DateTitleAuthor(s)
18-Dec-2006Additional dc magnetic field response of magnetostrictive/piezoelectric magnetoelectric laminates by Lorentz force effectJia, Yanmin; Tang, Yanxue; Zhao, Xiangyong; Luo, Haosu; Or, Derek Siu-wing; Chan, Helen L. W.
17-Sep-2007Aging-induced double ferroelectric hysteresis loops in BiFeO₃multiferroic ceramicYuan, G. L.; Yang, Y.; Or, Derek Siu-wing
15-Apr-2010Anisotropy of the electrical transport properties in a Ni₂MnGa single crystal : experiment and theoryZeng, Min; Cai, Meng-Qiu; Or, Derek Siu-wing; Chan, Helen L. W.
Jul-2009Anomalous Hall effect in quarternary Heusler-type Ni₅₀Mn₁₇Fe₈Ga₂₅ melt-spun ribbonsZhu, Zhiyong; Or, Derek Siu-wing; Wu, Guangheng
Sep-2012Broadband ultrasonic linear array using ternary PIN-PMN-PT single crystalWang, Wei; Zhao, Xiangyong; Or, Derek Siu-wing; Leung, Chung Ming; Zhang, Yaoyao; Jiao, Jie; Luo, Haosu
7-May-2013Concurrent operational modes and enhanced current sensitivity in heterostructure of magnetoelectric ring and piezoelectric transformerZhang, Shengyao; Leung, Chung Ming; Kuang, Wei; Or, Derek Siu-wing; Ho, Siu-lau
14-Jun-2006Converse magnetoelectric effect in laminated composites of PMN-PT single crystal and Terfenol-D alloyJia, Yanmin; Or, Derek Siu-wing; Chan, Helen L. W.; Zhao, Xiangyong; Luo, Haosu
24-Apr-2007Converse magnetoelectric effect in three-phase composites of piezoceramic, metal cap, and magnetWong, Wai-yin; Or, Derek Siu-wing; Chan, Helen L. W.; Jia, Yanmin; Luo, Haosu
1-May-2010dc magnetoelectric sensor based on direct coupling of Lorentz force effect in aluminum strip with transverse piezoelectric effect in 0.7Pb(Mg₁/₃ Nb₂/₃)O₃-0.3PbTiO₃single-crystal plateLeung, Chung Ming; Or, Derek Siu-wing; Ho, Siu-lau
1-May-2010dc- and ac-magnetic field-induced strain effects in ferromagnetic shape memory composites of Ni–Mn–Ga single crystal and polyurethane polymerZeng, Min; Or, Derek Siu-wing; Chan, Helen L. W.
15-Jun-2009Dielectric behavior and phase transition in perovskite oxide Pb(Fe[sub ½]Nb[sub ½])[sub 1−x]Ti[sub x]O₃ single crystalJia, Yanmin; Luo, Haosu; Or, Derek Siu-wing; Wang, Yu; Chan, Helen L. W.
9-Dec-2008Driver for an ultrasonic transducer and an ultrasonic transducerOr, Derek Siu-wing; Yung, Chung-sheung; Chan, Helen L. W.
15-May-2011Dual-resonance converse magnetoelectric and voltage step-up effects in laminated composite of long-type 0.71Pb(Mg₁/₃Nb₂/₃)O₃-0.29PbTiO₃piezoelectric single-crystal transformer and Tb₀.₃Dy₀.₇Fe₁.₉₂magnetostrictive alloy barsLeung, Chung Ming; Or, Derek Siu-wing; Wang, Feifei; Ho, Siu-lau
1-Apr-2012Dynamic magnetoelastic properties of epoxy-bonded Sm₀. ₈₈Nd₀.₁₂Fe₁.₉₃ pseudo-1-3 negative magnetostrictive particulate compositeYang, Fang; Leung, Chung Ming; Or, Derek Siu-wing; Liu, Wei; Zhang, Zhidong; Duan, Yuanfeng
16-May-2005Dynamic magnetomechanical properties of Terfenol-D/epoxy pseudo 1-3 compositesOr, Derek Siu-wing; Li, Tongle; Chan, Helen L. W.
Nov-1998Dynamics of an ultrasonic transducer used for wire bondingOr, Derek Siu-wing; Chan, Helen L. W.; Lo, Veng-cheong; Yuen, C. W.
1-Mar-2009The 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-2010Effect 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.
1-Feb-2010Energy harvesting using a modified rectangular cymbal transducer based on 0.71Pb(Mg[sub ⅓]Nb[sub ⅔])O₃–0.29PbTiO₃ single crystalRen, Bo; Or, Derek Siu-wing; Zhao, Xiangyong; Luo, Haosu
Jan-2011Enhanced magnetoelectric effect in heterostructure of magnetostrictive alloy bars and piezoelectric single-crystal transformerLeung, Chung Ming; Or, Derek Siu-wing; Wang, Feifei; Ho, Siu-lau; Luo, Haosu
23-Jun-2008Enhanced 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
1-May-2006Enhanced magnetoelectric effect in Terfenol-D and flextensional cymbal laminatesGuo, S. S.; Lu, S. G.; Xu, Z.; Zhao, X. Z.; Or, Derek Siu-wing
6-Feb-2006Enhanced piezoelectric and pyroelectric effects in single-phase multiferroic Bi[sub 1−x]Nd[sub x]FeO₃ (x = 0–0.15)Yuan, G. L.; Or, Derek Siu-wing
15-Feb-2010First-principles study on the electronic and optical properties of Na₀.₅Bi₀.₅TiO₃lead-free piezoelectric crystalZeng, Min; Or, Derek Siu-wing; Chan, Helen L. W.
1-Apr-2010Giant magnetoelectric effect in magnet-cymbal-solenoid current-to-voltage conversion deviceZeng, Min; Or, Derek Siu-wing; Chan, Helen L. W.
17-May-2010Giant 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-2008Giant 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
2001High frequency transducer for ultrasonic bondingOr, Derek Siu-wing
17-May-2007High 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
1-Apr-2012High magnetoelectric tuning effect in a polymer-based magnetostrictive-piezoelectric laminate under resonance driveDuan, Yuanfeng; Leung, Chung Ming; Zhang, Shengyao; Zhang, Long; Or, Derek Siu-wing
Oct-2006Large magnetostriction in epoxy-bonded Terfenol-D continuous-fiber composite with [112] crystallographic orientationLo, Ching-yin; Or, Derek Siu-wing; Chan, Helen L. W.
Oct-2010Magnetic field-induced strain and magnetoelectric effects in sandwich composite of ferromagnetic shape memory Ni-Mn-Ga crystal and piezoelectric PVDF polymerZeng, Min; Or, Derek Siu-wing; Chan, Helen L. W.
3-Apr-2007Magnetoelectric devices and methods of using sameOr, Derek Siu-wing; Chan, Helen L. W.
20-Nov-2007Magnetoelectric devices and methods of using sameOr, Derek Siu-wing; Chan, Helen L. W.
27-Mar-2008Magnetoelectric 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 crystalWang, Yaojin; Or, Derek Siu-wing; Chan, Helen L. W.; Zhao, Xiangyong; Luo, Haosu
4-Apr-2006Magnetoelectric effect in laminate composite of magnets/0.7Pb(Mg[sub ⅓]Nb[sub ⅔])O₃-0.3PbTiO₃ single crystalJia, Yanmin; Zhao, Xiangyong; Luo, Haosu; Or, Derek Siu-wing; Chan, Helen L. W.
1-May-2010Magnetoelectric effect in lead-free BNKLBT ceramic/terfenol-D continue fiber composite laminatesLo, Ching-yin; Choi, Siu-hong; Or, Derek Siu-wing; Chan, Helen L. W.
Jul-2004Magnetoelectric properties of a heterostructure of magnetostrictive and piezoelectric compositesWan, J. G.; Or, Derek Siu-wing; Liu, J.-M.; Chan, Helen L. W.; Wang, G. H.; Nan, C. W.
17-Aug-2010Magnetorheological damper and use thereofOr, Derek Siu-wing; Ni, Yiqing; Duan, Yuanfeng
11-Sep-2012Method and apparatus for detecting specific DNA sequencesLo, Samuel C. L.; Or, Derek Siu-wing
6-Mar-2012Method and system for bonding electrical devices using an electrically conductive adhesiveOr, Derek Siu-wing
7-May-2013Microwave complex permeability of Fe₃O₄ nanoflake composites with and without magnetic field-induced rotational orientationLiu, Xianguo; Or, Derek Siu-wing; Leung, Chung Ming; Ho, Siu-lau
15-Oct-2001Mode coupling in lead zirconate titanate/epoxy 1-3 piezocomposite ringsOr, Derek Siu-wing; Chan, Helen L. W.
15-Nov-2008Multiferroic properties of Ni₀.₅Zn₀.₅Fe₂O₄–Pb(Zr₀.₅₃Ti₀.₄₇)O₃ ceramic compositesZhang, Hongfang; Or, Derek Siu-wing; Chan, Helen L. W.
15-Jul-2006Multiferroicity in polarized single-phase Bi₀.₈₇₅Sm₀.₁₂₅FeO₃ceramicsYuan, G. L.; Or, Derek Siu-wing
1998Performance study of an ultrasonic transducer used for wire bondingOr, Derek Siu-wing; Chan, Helen L. W.; Lo, Veng-cheong; Yuen, C. W.
1997Performance study of the ultrasonic wire bonder used in microelectronic packagingOr, Derek Siu-wing
28-Aug-2001Piezoelectric sensor for measuring bonding parametersChan, Helen L. W.; Chiu, Siu San; Or, Derek Siu-wing; Cheung, Yiu Ming
14-Jul-2013Piezoelectric-metal-magnet dc magnetoelectric sensor with high dynamic responseZhang, Long; Leung, Chung Ming; Or, Derek Siu-wing; Ho, Siu-lau
16-Mar-2007Raman scattering spectra and ferroelectric properties of Bi[sub 1-x]Nd[sub x]FeO₃ (x=0-0.2) multiferroic ceramicsYuan, G. L.; Or, Derek Siu-wing; Chan, Helen L. W.
17-Jan-2007Reduced ferroelectric coercivity in multiferroic Bi[sub 0.825]Nd[sub 0.175]FeO₃ thin filmYuan, G. L.; Or, Derek Siu-wing; Chan, Helen L. W.; Liu, Zhiguo
1-May-2010Ring-type electric current sensor based on ring-shaped magnetoelectric laminate of epoxy-bonded Tb₀.₃Dy₀.₇Fe₁.₉₂ short-fiber/NdFeB magnet magnetostrictive composite and Pb(Zr, Ti)O₃ piezoelectric ceramicLeung, Chung Ming; Or, Derek Siu-wing; Zhang, Shengyao; Ho, Siu-lau
1996Sensors for automatic process control of wire bondingOr, Derek Siu-wing; Chan, Helen L. W.; Lo, Veng-cheong; Yuen, C. W.
15-Jul-2006Spin configuration and magnetostrictive properties of Laves compounds TbₓDy₀.₇₋ ₓPr₀.₃(Fe₀.₉B₀.₁)₁.₉₃ (0.10≤x ≤ 0.28)Liu, J. J.; Ren, W. J.; Zhang, Z. D.; Li, D.; Li, J.; Zhao, X. G.; Liu, Wei; Or, Derek Siu-wing
Jul-2004Spin 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.
1-Apr-2012Steel stress monitoring sensor based on elasto-magnetic effect and using magneto-electric laminated compositeDuan, Yuanfeng; Zhang, Ru; Zhao, Yang; Or, Derek Siu-wing; Fan, Ke-Qing; Tang, Zhi-Feng
31-Jul-2006Structural transformation and ferroelectromagnetic behavior in single-phase Bi[sub 1-x]Nd[sub x]FeO₃multiferroic ceramicsYuan, G. L.; Or, Derek Siu-wing; Liu, J.-M.; Liu, Z. G.
Jul-2004Structural, 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-Sep-2010Twin-variant reorientation-induced large magnetoresistance effect in Ni₅₀Mn₂₉Ga₂₁ single crystalZeng, Min; Or, Derek Siu-wing; Zhu, Zhiyong; Ho, Siu-lau
11-Sep-2001Ultrasonic transducerChan, Helen L. W.; Or, Derek Siu-wing; Choy, Chung-loong
20-Feb-2001Ultrasonic transducerChan, Helen L. W.; Or, Derek Siu-wing; Cheng, Kei-chun; Choy, Chung-loong