191.“Enhanced Resistive Switching in Ta2O5-Based Stacks for Non-Volatile Memory"
Yuanmin Du, Putu Andhita Dananjaya, Wen Siang Lew
ICMAT2023, Singapore (abstract accepted).
190.“Tuneable Coercivity Via Current Compliance in Tunnel Junction Devicee" ,
Funan Tan, Calvin Lee, Tianli Jin, Wen Siang Lew
ICMAT2023, Singapore (abstract accepted).
189.“High performance, flexible and thermally stable all-solid-state organic electrochemical transistor based on thermoplastic polyurethane ion-gel" ,
Kunqi Hou, Wen Siang Lew, Wei Lin Leong
ICMAT2023, Singapore (abstract accepted).
188.“Topological Insulator Spin Orbit-torque Enhancement Via Insertion Layer and Crystallinity Control of Bisb(012)" ,
H. Y. Poh, C. C. I. Ang, G.J. Lim, W.S. Lew
ICMAT2023, Singapore (abstract accepted).
187.“Enhancement of Resistive Switching In HfO2-Based Devices Through Oxygen Plasma Treatment" ,
J.R. Thong, Y.M. Du, E.K. Koh, X.X.C.Lee, H.Y. Poh, W.S. Lew
ICMAT2023, Singapore (abstract accepted).
186.“Tuning Spin-Orbit Torque Generation Via Seed/Heavy Metal Interface Modification” ,
Tianli Jin, Wen Siang Lew
INTERMAG 2023, Sendai, Japan (abstract accepted).
185.“Influence of magnetic moments on spin-orbit torque efficiency from topological surface state in TI/FM interfacet” ,
H.Y. Poh, W.S. Lew
INTERMAG 2023, Sendai, Japan (abstract accepted).
184.“Quantification of Spin Accumulation in Ferromagnetic Heterostructure using DC Bias Harmonic Hall Measurement” ,
H. Y. Poh, C. C. I. Ang, G.J. Lim, W.S. Lew
INTERMAG 2023, Sendai, Japan (abstract accepted).
183.“BiSb(012) Crystallinity and Strong Spin Orbit-Torque Enhancement Using Insertion Layer” ,
H. Y. Poh, C. C. I. Ang, S.H. Lee, G.J. Lim, T.L Jin, W.S. Lew
2022 MRS Fall Meeting & Exhibit, Boston, Massachusetts, USA.
182.“Influence of Humidity Level on Synaptic Behaviour of Redox Transistors with Proton Defects Enhanced Electrochemical Reactionle” ,
Lingli Liu, Putu Andhita Dananjaya, Mun Yin Chee, Calvin Lee Xiu Xian, Gerard Joseph Lim, Wen Siang Lew,
2022 MRS Fall Meeting & Exhibit, Boston, Massachusetts, USA.
181.“Operando Direct Observation of Filament Formation in Resistive Switching Devices Enabled by a Topological Transformation Molecule” ,
Kunqi Hou, Wen Siang Lew, and Wei Lin Leong,
2022 MRS Fall Meeting & Exhibit, Boston, Massachusetts, USA.
180.“Stimulation Rate-Dependent 1S1R Synapse with Short-Term Plasticity TiOx-Based Exponential Selector” ,
Mun Yin Chee, Putu Andhita Dananjaya, Gerard Joseph Lim, Yuanmin Du, Wen Siang Lew,
2022 MRS Fall Meeting & Exhibit, Boston, Massachusetts, USA.
179.“All-electrical Manipulation of Multiple Magnetization States via Modifying Magnetic Anisotropy for Emulating Synaptic Devices” ,
Tianli Jin, F. Tan, H. Y. Poh, S. H. Lee, S. Wu, G. J. Lim, W. S. Lew
2022 Annual Conference on Magnetism and Magnetic Materials (MMM 2022), Minneapolis, USA.
178.“Topological Insulator Spin Orbit-Torque Enhancement via Insertion Layer and Crystallinity Control of BiSb(012)” ,
H. Y. Poh, C. C. I. Ang, S.H. Lee, G.J. Lim, T.L Jin, W.S. Lew
2022 Annual Conference on Magnetism and Magnetic Materials (MMM 2022), Minneapolis, USA.
177.“Frequency-dependent 1S1R synapse with a short-term plasticity TiOx-based exponential selector” ,
Mun Yin Chee, Putu Andhita Dananjaya, Gerard Joseph Lim, Yuanmin Du, Wen Siang Lew
2nd International Conference on Materials for Humanity (MH 2022), Singapore.
176.“Humidity-related synaptic behavior of redox transistors with proton defects enhanced electrochemical reaction"
Lingli Liu, Putu Andhita Dananjaya, Mun Yin Chee, Calvin Lee Xiu Xian, Gerard Joseph Lim, Wen Siang Lew
2nd International Conference on Materials for Humanity (MH 2022), Singapore.
175.“Resistive Switching Improvement of TaOx-based CBRAM with Co-Cu alloy electrode"
Calvin Lee, Putu Andhita Dananjaya, Mun Yin Chee, Han Yin Poh, Funan Tan, Jia Rui Thong, Lingli Liu, Gerard Joseph Lim, Yuanmin Du, Wen Siang Lew
2nd International Conference on Materials for Humanity (MH 2022), Singapore.
174.“All electrical-induced multiple resistant states via modifying magnetic anisotropy for emulating synaptic memory” ,
Tianli Jin, Funan Tan, Mun Yin Chee, Gerard Joseph Lim, Wen Siang Lew
2nd International Conference on Materials for Humanity (MH 2022), Singapore.
173.“Enhancement of spin-orbit torque in Pt/Co/HfOx heterostructures with voltage-controlled oxygen ion migration” ,
Shuo Wu, Tianli Jin, Funan Tan, Calvin Ching Ian Ang, Han Yin Poh, Gerard Joseph Lim, Wen Siang Lew,
2nd International Conference on Materials for Humanity (MH 2022), Singapore.
172.“Quantification of Spin Accumulation Magnetoresistance in Ferromagnetic heterostructure using DC Bias Harmonic Hall Measurement” ,
H. Y. Poh, C. C. I. Ang, W. L. Gan, G.J. Lim, W.S. Lew
Joint European Magnetic Symposia (JEMS 2022), Warsaw, Poland.
171.“Spin reflection induced field-free magnetization switching in perpendicularly magnetized MgO/Pt/Co heterostructures"
Tianli Jin, Gerard J. Lim, H. Y. Poh, S. Wu, F. Tan, W. S. Lew
IEEE Magnetics Symposium 2021, IEEE Magnetics Society, Singapore.
170.“Quantification of spin accumulation magnetoresistance using DC bias harmonic Hall measurement"
Han Yin Poh, Calvin Ching Ian Ang, Wei Liang Gan, Gerard Lim, Wen Siang Lew
IEEE Magnetics Symposium 2021, IEEE Magnetics Society, Singapore.
169.“Skyrmion density modulation via current-induced skyrmion-to-stripe transformation”
Calvin Ching Ian Ang, WeiLiang Gan, Grayson Dao Hwee Wong, Wen Siang Lew
INTERMAG 2021, Virtual Conference
168.“Spin Hall conductivity enhancement of tungsten by copper alloying”
B. Coester, G.D.H Wong, Z. Xu, J. Tang, W.L. Gan, W.S. Lew
INTERMAG 2021, Virtual Conference
167. “Bulk-limited Effect in Gradual Conductance Switching Behaviour of HfOx-based Memristive Devices for Analog Synaptic Device Applications”
P. A. Dananjaya, D. J. J. Loy, M. Y. Chee, C. W. Chow, J. M. Ang, K. Hou, J. R. Thong, S. Chakrabarti, Y. C. Ee, W. S. Lew
2020 IEEE Silicon Nanoelectronics Workshop (SNW), Honolulu, Hawaii, USA.
166. “Impact of Stopping Voltage and Hopping Conduction on the Oxygen Vacancy Concentration of Multi-Level HfO2-Based Resistive Switching Devices”
D.J.J. Loy, P.A. Dananjaya, S. Chakrabarti, K.H. Tan, C.W. Chow, M.Y. Chee, J.R. Thong, K. Hou, J. M. Ang, G. J. Lim, Y. C. Ee, E. H. Toh, W. S. Lew
2020 IEEE Silicon Nanoelectronics Workshop (SNW), Honolulu, Hawaii, USA.
165. “Effects of Thermal Annealing on Ta2O5 based CMOS compatible RRAM”
S. Chakrabarti, J. M. Ang, J. R. Thong, K. Hou, M. Y. Chee, P. A. Dananjaya, D. J. J. Loy, Y. C. Ee, W. S. Lew
2020 IEEE Silicon Nanoelectronics Workshop (SNW), Honolulu, Hawaii, USA.
164.“Skyrmion density modulation via current-induced skyrmion-stripe transformation"
Calvin Ching Ian Ang, Wei Liang Gan, Grayson Dao Hwee Wong, Wen Siang Lew
IEEE Magnetics Symposium 2020, IEEE Magnetics Society, Singapore.
163. “Exploring the Power – Prediction Accuracy Trade-Off in a Deep Learning Neural Network using Wide Compliance RRAM Device”
N.L. Prabhu, D. J. J. Loy, P.A. Dananjaya, E. H. Toh, W. S. Lew, N. Raghavan
2019 IEEE International Symposium on Next-Generation Electronics, Zhengzhou PR China.
162. “Correlation Between Traps Jumping Distance and Gradual Conductance Change Under Different Conductance Update Schemes in HfOx-based Memristive Devices”
P. A. Dananjaya, D. J. J. Loy, X. L. Hong, W. S. Lew
2019 MRS Spring Meeting & Exhibit, Phoenix, Arizona, USA.
161. “Nearest Neighbor Hopping in High Retention MgO-based Resistive Switching Devices in the High Resistance State”
D. J. J. Loy , P. A. Dananjaya, W. C. Law, J. G. Lim, F. N. Tan, X. L. Hong, C. W. Chow, E. H. Toh, W. S. Lew
2019 MRS Spring Meeting & Exhibit, Phoenix, Arizona, USA.
160. “Hopping Conduction Temperature Investigations on High Retention Electrochemical Metallization MgO-based Resistive Switching Devices in the Low Resistance State”
D. J. J. Loy , P. A. Dananjaya, W. C. Law, J. G. Lim, F. N. Tan, X. L. Hong, C. W. Chow, E. H. Toh, W. S. Lew
2019 3rd Electron Devices Technology and Manufacturing (EDTM) Conference, Singapore
159. “Skyrmion ratchet for single-electrode skyrmion transport”
W. L. Gan, C.C.I. Ang, X Wang, and W. S. Lew
2019 Annual Conference on Magnetism and Magnetic Materials (MMM 2019), Las Vegas, USA
158. “An accurate model for skyrmion dynamics under spin-orbit torques”
W. L. Gan, I. Purnama, J. C. Martinez, T. Taniyama and W. S. Lew
2019 Annual Conference on Magnetism and Magnetic Materials (MMM 2019), Las Vegas, USA
157. “Enhanced Spin Orbit Torques in Rare Earth Pt/[Co/Ni]2/Co/Tb Systems”
Q. Y. Wong, C. Murapaka, W.C Law, W.L. Gan, G.J. Lim, W.S. Lew
2019 Annual Conference on Magnetism and Magnetic Materials (MMM 2019), Las Vegas, USA
156. “Reconfigurable spin orbit torque logic”
Gerard Joseph Lim,Weiliang Gan, Wen Siang Lew
2019 Annual Conference on Magnetism and Magnetic Materials (MMM 2019), Las Vegas, USA
155. “Synaptic Element For Neuromorphic Computing Using Magnetic Domain Wall Device With Synthetic Pinning Sites”
T. Jin, N. Sernicola, W. Gan, F. Tan, W.S. Lew and S. Piramanayagam
2019 Annual Conference on Magnetism and Magnetic Materials (MMM 2019), Las Vegas, USA
154. “Meander Domain Wall Device as a Synaptic Element for Neuromorphic Computing”
N. Sernicola, T. Jin, D. Kumar, W. S. Lew, R. Sbiaa and S. Piramanayagam
2019 Annual Conference on Magnetism and Magnetic Materials (MMM 2019), Las Vegas, USA
153. “Exploring the Power – Prediction Accuracy Trade-Off in a Deep Learning Neural Network using Wide Compliance RRAM Device”
Nagaraj Lakshmana Prabhu, Desmond Loy Jia Jun, Putu Andhita Dananjaya, Eng Huat Toh, Wen Siang Lew and Nagarajan Raghavan
The 8th IEEE International Symposium on Next-Generation Electronics (ISNE 2019), Zhengzhou, PR China
152.“Control of domain wall motion with tilted magnetization for domain wall devices”
T. Jin, F. Tan, C.C. Ang, W. Gan, J. Cao, W.S. Lew and S. Piramanayagam
Joint MMM-INTERMAG 2019, Washington DC, USA
151.“Electrical detection of artificial skyrmion in synthetic anti-ferromagnetic nanostructures at room temperature”
F. Ma, Q. Feng, S. Li, Y. Li, X. Jin, Q. Lu and W.S. Lew
Joint MMM-INTERMAG 2019, Washington DC, USA
150.“Development strategy for pMTJ free layer with high thermal stability at operating temperatures”
Wai Cheung Law, Tian Li Jin, Grayson Dao Hwee Wong, Ganesh Kolliyil Rajan, Wei Liang Gan, Seet Chim Seng, Alex See, S. N. Piramanayagam and Wen Siang Lew
5th International Conference of Asian Union of Magnetics Societies 2018, Jeju, Korea
149.“Role of effective anisotropy in temperature gradient-induced skyrmion motion”
X. Wang, W. L. Gan, T. L. Tian, and Wen Siang Lew
INTERMAG 2018, Singapore
148.“Chiral magnetization switching induced by spin orbit torque in Pt/Co/Ta structure”
S.H. Li, Wen Siang Lew
INTERMAG 2018, Singapore
147.“Pinning sites with tiled magnetisation for domain wall motion control in racetrack memory”
T.L. Jin, F.N. Tan, W.L. Gan, , J.W. Cao, W. S.Lew, and S. Piramanayagam
INTERMAG 2018, Singapore
146.“The effect of inserting a Pt layer in Pt/Co/Ta structure on spin orbit torque”
S.H. Li, G. J. Lim, Wen Siang Lew
INTERMAG 2018, Singapore
145.“High speed bilayer skyrmion transport by voltage controlled magnetic anisotropy gradient”
C. C.I. Ang, W.L. Gan, Wen Siang Lew
INTERMAG 2018, Singapore
144.“Spintronic devices for emerging technologies in memory and biomedical applications” (invited)
Wen Siang Lew
11th India-Singapore Joint Physics Symposium (2018), Singapore
143.“Characterizing spin-orbit torque effective fields and spin accumulation” (invited)
Wen Siang Lew
15th RIEC International Workshop on Spintronics (2017), Sendai, Japan
142.“Temperature Dependence Of Spin Orbit Torque Induced Magnetization Switching In Co/Pt MultilayersGerard Joseph Lim, and Wen Siang Lew
62nd Annual Conference on Magnetism and Magnetic Materials (MMM 2017), Pittsburgh, USA
141.“In-situ high temperature FMR measurements of pMTJ with various diffusion barrier cap”
Wai Cheung Law, Taiebeh Tahmasebi, Funan Tan, Weiliang Gan, Gerard Joseph Lim, Seet Chim Seng, Alex See, Wen Siang Lew
62nd Annual Conference on Magnetism and Magnetic Materials (MMM 2017), Pittsburgh, USA
140.“Time Dynamics Study of Voltage Control Magnetic Anisotropy Using Gate Polymer ”
F.N. Tan, G.J. Lim, W.C. Law, F.L. Luo, H.X. Liu, F. Poh, D. Shum and W.S. Lew
62nd Annual Conference on Magnetism and Magnetic Materials (MMM 2017), Pittsburgh, USA
139.“HZ Biased Field Modulation of The Harmonic Measurement In The Determination Of The Effective Fields In MgO/CoFeB/W”
Q.Y. Wong, G.J. Lim, W.L. Gan, W.S. Lew
62nd Annual Conference on Magnetism and Magnetic Materials (MMM 2017), Pittsburgh, USA
138.“Spin Hall effect induced SOT fields in perpendicular magnetized Co/Ni multilayer systems”
Sihua Li, Sarjoosing Goolaup, Feilong Luo, and Wen Siang Lew
INTERMAG 2017, Dublin, Ireland
137.“Observation of Large Planar Hall Effect on the Current Induced Spin-orbit Effective Fields in Ta/MgO/CoFeB/Ta”
Q. Y. Wong, W.L. Gan, F.L Luo, and W.S. Lew*
INTERMAG 2017, Dublin, Ireland
136.“Giant damping-like spin orbit torque in perpendicular magnetized double Pt/Co stack structure ”
Sihua Li, Sarjoosing Goolaup, and Wen Siang Lew
INTERMAG 2017, Dublin, Ireland
135.“SOT induced magnetization reversal in Pt/[Co/Ni]2/Co/Ta multilayer Hall bars without external magnetic field”
Sihua Li, Sarjoosing Goolaup, Weiliang Gan and Wen Siang Lew
INTERMAG 2017, Dublin, Ireland
134.“Skyrmion in-line injection and driving by spin Hall torque”
Weiliang Gan, Sachin Krishnia, Qi Ying Wong, Wai Cheung Law, Gerard Joseph Lim and Wen Siang Lew
INTERMAG 2017, Dublin, Ireland
133.“In vitro magneto-mechanical cancer cell destruction efficacy under biaxial DC pulsed magnetic field”
D. W. Wong, W. L. Gan, N. Liu, and W. S. Lew
INTERMAG 2017, Dublin, Ireland
132.“Simultaneous characterization of the effective fields of spin-orbit torque in in-plane magnetic anisotropy structures”
Feilong Luo, Sarjoosing Goolaup, Wai Cheung Law, Sihua Li, Funan Tan, Christian Engel, Wen Siang Lew
INTERMAG 2017, Dublin, Ireland
131.“Quantitative characterization of Spin-Orbit Torques in Pt/Co/Pt /Co/Ta heterostructure on the Magnetization azimuthal angle dependence”
Christian Engel, Sarjoosing Goolaup, Feilong Luo, and Wen Siang Lew
INTERMAG 2017, Dublin, Ireland
130.“Quantifying data retention and the effect of radiation on domain wall memory devices”
S. Krishnia, P. Sethi, W. L. Gan, I. Purnama, R. Maddu, and W. S. Lew
INTERMAG 2017, Dublin, Ireland
129.“Angular dependence of spin-orbital torque induced magnetization switching in synthetic antiferromagnetic structures”
S. Krishnia, P. Sethi, W. L. Gan, Q. Y. Wong, and W. S. Lew
INTERMAG 2017, Dublin, Ireland
128.“Spin orbital torque induced effective field modulation in synthetic antiferromagnetic structures”
S. Krishnia, P. Sethi, W. L. Gan, Q. Y. Wong, and W. S. Lew
INTERMAG 2017, Dublin, Ireland
127.“Current induced modulation of Magnetic Anisotropy in Antiferromagnetic-Ferromagnetic-Heavy Metal structure ”
C. Engel, P. Seth, S. Goolaup and W. S. Lew
61st Annual Conference on Magnetism and Magnetic Materials (MMM 2016), New Orleans, USA
126.“Highly efficient magnetization switching by spin-orbit torque in magnetic multi-layers”
Pankaj Sethi, Sachin Krishnia, Si Hua Li, Chen Yunjie, Leong Siang Huei, Wen Siang Lew
61st Annual Conference on Magnetism and Magnetic Materials (MMM 2016), New Orleans, USA
125.“Spin-orbit torque induced high speed domain wall motion in Co/Pt dual stack”
Pankaj Sethi, Sachin Krishnia, Weiliang Gan, Farhan N. Kholid, Ramu Maddu, Chen Yunjie, Leong Siang Huei, Wen Siang Lew
61st Annual Conference on Magnetism and Magnetic Materials (MMM 2016), New Orleans, USA
124.“Effect of the interlayer exchange torque on the domain wall dynamics in perpendicularly magnetized synthetic antiferromagnetic nanowires”
S. Krishnia, P. Sethi, W. L. Gan, F. N. Kholid, I. Purnama, M. Ramu, T. S. Herng, J. Ding and W. S. Lew*
61st Annual Conference on Magnetism and Magnetic Materials (MMM 2016), New Orleans, USA
S. Goolaup and W. S. Lew,
Magnetics Symposium 2016, Singapore
122.“Stray field interference of free layer switching in perpendicular magnetic anisotropy magnetic tunnel junction”
D. W. Wong, N. Thiyagarajah, H. Yang, W. L. Gan, S. Ye, H. Cong, A. See, and W.S. Lew,
Magnetics Symposium 2016, Singapore
121.“Shape-dependent dynamics of skyrmion under spin orbit torque”
Indra Purnama, Weiliang Gan, and W.S. Lew,
The 4th International Conference of Asian Union of Magnetics Societies (IcAUMS 2016), Tainan, Taiwan
120.“Interfacial Dzyaloshinkii-Moriya interaction-induced domain wall depinning anomaly”
Gerard Lim, H.K. Teoh, S. Goolaup, C. Engel, and W.S. Lew,
The 4th International Conference of Asian Union of Magnetics Societies (IcAUMS 2016), Tainan, Taiwan
119.“Flip-Flop SR Latch and Half-Adder Logic Circuit Configurations using SOT-MTJ”
D. J. J. Loy, Gerard Lim, S. Goolaup, and W.S. Lew,
The 4th International Conference of Asian Union of Magnetics Societies (IcAUMS 2016), Tainan, Taiwan
118.“Characterization of the field-like term of spin-orbit torque in Ta/Co/Pt by sweeping transverse field”
F. L. Luo, Gerard Lim, S. Goolaup, C. Engel, T. J. Zhou, and W.S. Lew,
The 4th International Conference of Asian Union of Magnetics Societies (IcAUMS 2016), Tainan, Taiwan
117.“Spin-related effects in heavy metal/ferromagnet/antiferromagnet layer structure”
C. Engel, Weiliang Gan, S. Goolaup and W. S. Lew,
The 4th International Conference of Asian Union of Magnetics Societies (IcAUMS 2016), Tainan, Taiwan
116.“Three terminal skyrmion device for memory applications”
W.L. Gan, H. T. Fook, and W.S. Lew,
The 4th International Conference of Asian Union of Magnetics Societies (IcAUMS 2016), Tainan, Taiwan
115.“Electric-field control of Skyrmion motion”
H. T. Fook, W.L. Gan, and W.S. Lew,
The 4th International Conference of Asian Union of Magnetics Societies (IcAUMS 2016), Tainan, Taiwan
114.“Spin orbit torque in Multilayered Stack Structures" (invited)
Sarjoosing Goolaup, Sihua Li, Feilong Luo, Chirstian Engel, and Wen Siang Lew
IUMRS-International Conference on Electronics Materials 2016, Singapore
113.“Non-volatile magnetic logic" (invited)
Wen Siang Lew
15th Magnetics and Optics Research International Symposium (MORIS 2015), Penang, Malaysia
112.“Chirality-dependent domain wall pinning and oscillation at Ta hall probe in perpendicular magnetic anisotropy nanowires"
J.S. Kwon, H.K. Teoh, S. Goolaup, G. J. Lim, C. H. Chang, R. Kaushik, and W. S. Lew
2016 Joint MMM-Intermag Conference, San Diego, USA
111.“Spin-Hall torque induced domain wall motion in PMA nanowire network”
J.S. Kwon, H.K. Teoh, S. Goolaup, G. J. Lim, C. H. Chang, R. Kaushik, and W. S. Lew,
2016 Joint MMM-Intermag Conference, San Diego, USA
110.“In-plane current induced domain wall nucleation and oscillations in perpendicular anisotropy Hall cross structures”
P. Sethi, M. Chandra Sekhar, and W.S. Lew,
2016 Joint MMM-Intermag Conference, San Diego, USA
109.“Programmable logic device by controlling domain wall trajectory in magnetic network structures”
P. Sethi, M. Chandra Sekhar, S. Goolaup, and W.S. Lew,
2016 Joint MMM-Intermag Conference, San Diego, USA
108.“Gateable Skyrmion transport via field-induced potential barrier modulation”
H. T. Fook, W.L. Gan, I Purnama and W.S. Lew,
2016 Joint MMM-Intermag Conference, San Diego, USA
107.“Dynamics and control of electric field-induced Skyrmion motion”
H. T. Fook, W.L. Gan, I Purnama and W.S. Lew,
2016 Joint MMM-Intermag Conference, San Diego, USA
106.“Highly efficient Skyrmion transport and nucleation using spin-orbit torque”
W.L. Gan, H. T. Fook, and W.S. Lew,
2016 Joint MMM-Intermag Conference, San Diego, USA
105.“Modified Thiele equation with spin orbit torque for Skyrmion dynamics”
Indra Purnama, S. G. Wu, W.L. Gan and W.S. Lew,
2016 Joint MMM-Intermag Conference, San Diego, USA
104.“Rectification of Skyrmion motion in a circular ratchet channel ”
Fusheng Ma and Wen Siang Lew,
2016 Joint MMM-Intermag Conference, San Diego, USA
103.“Deterministic motion of domain wall in magnetic network structures”
Pankaj Sethi, C. Murapaka, S. Goolaup and W. S. Lew,
6th Annual Symposium on Magnetics 2015, Singapore
102.“Effect of Geometrical Modulation on Magnetization Switching by Spin-Orbit Torque”
C. Engel, H. K. Teoh, S. Goolaup and W. S. Lew,
6th Annual Symposium on Magnetics 2015, Singapore
101.“Dynamics of Guided Skyrmions in Magnetic nanotracks” (invited)
Fusheng Ma, Wei Liang Gan, Hiu Tung Fook, Indra Purnama, Wen Siang Lew,
6th Annual Symposium on Magnetics 2015, Singapore
100.“Disruptive Fibre-Based Magnetic Field Sensor ”
M.Y. Zhang, X.Y. Dong, Perry P. Shum, J.J. Hu, H.B Su, and W.S. Lew, and L. Wei,
Optoelectronic Global Conference 2015, Shenzhen, PR China
99.“Non-volatile Magnetic Logic Devices” (invited)
Wen Siang Lew,
InnovFest Unbound 2015, Singapore
98.“Microwave-assisted sequential injection of domain walls in magnetic nanowire driven by spin-transfer torque”
Fusheng Ma and Wen Siang Lew,
ICMAT 2015, Singapore
97.“Current driven dynamics of skyrmion-chain in magnetic nanowire”
Fusheng Ma and Wen Siang Lew,
ICMAT 2015, Singapore
96.“Manipulation of transverse domain wall profile for logic Devices”
R. Maddu, S. Goolaup, M. Chandra Sekhar, and W.S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
95.“Circuit architecture for NAND logic operation via STT-MTJ”
Desmond J. J. Loy, S. Goolaup, and W.S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
94.“Multi-vortex magnetic nanoparticles: A twin-functionalized agent for magnetomechanical cancer-cell destruction and hyperthermia”
D. W. Wong, N. Liu, C. B. Tan, W. L. Gan, , I. Purnama, and W. S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
93.“Investigation of p-MTJ stability for application purposes”
C. Engel, S. Goolaup, and W.S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
92.“Non-symmetricity for faster switching in p-MTJ structure”
C. Engel, S. Goolaup, and W.S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
91.“Skyrmion pinning dynamics in nanostructures for diode and symmetric operations”
H. T. Fook, C. C. I. Ang, W.L. Gan, I. Purnama, and W.S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
90.“Domain Wall annihilation via phase correction in cylindrical nanowires”
S. Goolaup, R. Maddu, M. Chandra Sekhar, and W.S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
89.“Ice-rule violation and magnetic monopoles hopping in artificial spin ice”
S. Krishna, I. Purnama, C. S. Soh, and W. S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
88.“Quantized energy states in spin ice due to magnetic coupling”
C.S. Soh, I. Purnama, S. Krishnia, and W.S. Lew
The 20th International Conference on Magnetism 2015, Barcelona, Spain
87.“Fast and Deterministic generation of single DW in in-plane ferromagnetic nanowire using local Oersted field”
C. Guite, I.S. Kerk, M. Chandra Sekhar, and W.S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
86.“Direct observation of deterministic domain wall trajectory in magnetic network structures”
P. Sethi, M. Chandra Sekhar, S. Goolaup, and W. S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
85.“A dual stacked perpendicular magnetic tunnel junction for logic application”
H.K. Teoh, S. Goolaup, C. Engel, and W.S. Lew,
The 20th International Conference on Magnetism 2015, Barcelona, Spain
84.“Magnonic bandstructure in a Skyrmion crystal”
F.S. Ma, H.B. Braun, Y. Zhou, and W. S. Lew
INTERMAG 2015, Beijing, PR China
83.“Micromagnetics and emergent electrodynamics of skyrmions, and their application to skyrmion-based memory”
M. B. Jalil, W. L. Gan, and W. S. Lew
INTERMAG 2015, Beijing, PR China
82.“Determining pseudo-particle properties of skyrmion from its response to applied alternating current”
S. G. Wu, W. L. Gan, I. Purnama, W. S. Lew
INTERMAG 2015, Beijing, PR China
81.“2D transport of superparamagnetic microbeads on a ferromagnetic hexagonal nanolattice”
J.X. Chen, W. L. Gan, D. W. Wong, I. Purnama, W. S. Lew
INTERMAG 2015, Beijing, PR China
80.“Effects of geometry on skyrmion pinning and operation symmetry”
C. C. I. Ang, H. T. Fook, W.L. Gan, I. Purnama, and W.S. Lew,
INTERMAG 2015, Beijing, PR China
79.“Mitigation of magnus force in current-induced skyrmion dynamics”
H. T. Fook, C. C. I. Ang, W.L. Gan, I. Purnama, and W.S. Lew,,
INTERMAG 2015, Beijing, PR China
78.“Deterministic generation of single domain wall in ferromagnetic nanowire using local Oersted field ”
C. Guite, I.S. Kerk, M. Chandra Sekhar, and W.S. Lew,
INTERMAG 2015, Beijing, PR China
77.“Topological manipulation of magnetic domain wall profile for logic applications ”
R. Maddu, S. Goolaup, M. Chandra Sekhar, and W.S. Lew,
INTERMAG 2015, Beijing, PR China
76.“Optimised circuit configuration for STT-MTJ logic devices”
D. J. J. Loy, S. Goolaup, and W.S. Lew,
INTERMAG 2015, Beijing, PR China
75.“Non-uniform spatial distribution of spin polarized current in perpendicular magnetic tunnel junction free layer for logic operation ”
H.K. Teoh, S. Goolaup, C. Engel, and W.S. Lew,
INTERMAG 2015, Beijing, PR China
74.“Magnetic monopoles hopping in artificial spin ice ”
S. Krishna, I. Purnama, C. S. Soh, and W. S. Lew,
INTERMAG 2015, Beijing, PR China
73.“Magnetic nanoparticles for magnetomechanical cell destruction and magnetic hyperthermia agents ”
D. W. Wong, Y. Yang, W. L. Gan, N. Liu, I. Purnama, M. Chandra Sekhar, S. Y. Wong, J. Ding and W. S. Lew
INTERMAG 2015, Beijing, PR China
72.“Deterministic motion of domain wall in artificial spin ice lattice”
P. Sethi, M. Chandra Sekhar, S. Goolaup, and W. S. Lew
INTERMAG 2015, Beijing, PR China
71.“Metastable magnetic domain in bifurcated nanowire network probed by domain wall magnetoresistance”
J.S. Kwon, I. S. Kerk, M. Chandra Sekhar, S. Goolaup, C. H. Chang, and W. S. Lew
INTERMAG 2015, Beijing, PR China
70.“Magnetization dynamics of a network structure via conservation of topological charge”
P. Sethi, M. Chandra Sekhar, S. Goolaup, and W. S. Lew
INTERMAG 2015, Beijing, PR China
69.“Quaternary memory based on magnetic skyrmion”
S. F. Zhang, W. L. Gan, I. S. Kerk, J. Kwon, F. L. Luo, J. B. Wang, Q. F. Liu, W. S. Lew
INTERMAG 2015, Beijing, PR China
68.“Guiding current-induced Skyrmion motion” (invited)
I. Purnama, W. L. Gan, D. W. Wong, and W. S. Lew
The 9th International Conference on Computational Physics 2015, Singapore
67.“Helical domain wall dynamics in cylindrical nanowires for 3D-data storage”
D. W. Wong, M. Chandra Sekhar, W. L. Gan, I. Purnama and W. S. Lew,
The 8th Joint Meeting of Chinese Physicists Worldwide 2014, Singapore
66.“2D transport of superparamagnetic microbeads on a ferromagnetic hexagonal nanolattice”
W. L. Gan, D. W. Wong, I. S. Kerk, and W.S. Lew
The 8th Joint Meeting of Chinese Physicists Worldwide 2014, Singapore
65.“Emerging chirality combination for remote Walker breakdown in multiple nanowire system”
S. Krishnia, I. Purnama, and W.S. Lew,
59th Annual Magnetism and Magnetic Materials Conference 2014, Hawaii, US.
64.“Topological charge as a diagnostic of magnetic Skyrmion configurations”
M Jalil, S.G Tan, Z.B. Siu, W.L. Gan, I. Purnama, and W. S. Lew
59th Annual Magnetism and Magnetic Materials Conference 2014, Hawaii, US.
63.“Comparative Curie Temperature (Tc) measurements of heat assisted magnetic recording (HAMR) media”
Y. J. Chen, H. Z. Yang, S. H. Leong, K. M. Cher, J. F. Hu, P. Sethi, and W. S. Lew
59th Annual Magnetism and Magnetic Materials Conference 2014, Hawaii, US.
62.“Current-driven Skyrmion dynamics in a memory device”
I. Purnama, W. L. Gan, D. W. Wong, and W. S. Lew,
59th Annual Magnetism and Magnetic Materials Conference 2014, Hawaii, US.
61.“Magnetic nanoparticles with triple-vortex state”
W. L. Gan, D. W. Wong, Yong Yang, M. Chandra Sekhar, I. Purnama, Jun Ding and W. S. Lew
59th Annual Magnetism and Magnetic Materials Conference 2014, Hawaii, US.
60.“Defects and magnetization reversal process in geometrical frustrated artificial spin ice lattice
S. Krishnia, P. Sethi, C. Murapaka, I. Purnama, and W.S. Lew,
59th Annual Magnetism and Magnetic Materials Conference 2014, Hawaii, US.
59.“Dynamics of helical domain wall in cylindrical nanowires”
D. W. Wong, M. Chandra Sekhar, W. L. Gan, I. Purnama, Chinkhanlun Guite and W. S. Lew
59th Annual Magnetism and Magnetic Materials Conference 2014, Hawaii, US.
58.“Domain wall remote driving in coupled nanowire system for memory applications"
S. Krishnia, I. Purnama, C. S. Murapaka, W. S. Lew
IEEE Magnetics Symposium 2014, 50th Anniversary of IEEE Magnetics Society, Singapore.
57.“Non-volatile Magnetic Logic and Memory Devices” (invited)
W.S. Lew
IEEE Magnetics Symposium 2014, 50th Anniversary of IEEE Magnetics Society, Singapore.
56.“Direct observation of domain wall evolution at a bifurcation in artificial spin-ice network structures"
Pankaj Sethi , M. Chandra Sekhar, S. Goolaup, R. Maddu, S. Krishnia, Y. J. Chen, S. H. Leong, and W. S. Lew
IEEE Magnetics Symposium 2014, 50th Anniversary of IEEE Magnetics Society, Singapore.
55.“Magnetic nanoparticles for cancer treatment”
D. W. Wong, W. L. Gan, Yong Yang, M. Chandra Sekhar, I. Purnama, Jun Ding and W. S. Lew
IEEE Magnetics Symposium 2014, 50th Anniversary of IEEE Magnetics Society, Singapore.
54.“High Speed Transport of 1D Skyrmion Gas”
W. L. Gan, I. Purnama, D. W. Wong, C. I. Ang, W. S. Lew
IEEE Magnetics Symposium 2014, 50th Anniversary of IEEE Magnetics Society, Singapore.
53.“A NOT logic operation via domain wall profile manipulation”
S. Goolaup, M.C. Shekar, M. Ramu and W.S. Lew,
4th International Conference on Superconductivity and Magnetism 2014, Antalya, Turkey.
52.“Neel coupling in sandwiched perpendicular magnetic anisotropy nanowires”
I. Purnama, I. S. Kerk, G. J. Lim and W.S. Lew,
4th International Conference on Superconductivity and Magnetism 2014, Antalya, Turkey.
51.“Driving multiple magnetic domain wall remotely via topological interaction”
I. Purnama, I.S. Kerk, C. Guite and W.S. Lew,
4th International Conference on Superconductivity and Magnetism 2014, Antalya, Turkey.
50.“Magnetoresistance in diameter-modulated cylindrical magnetic nanostructures”
S. Wong, M. Chandra Sekhar, W. L. Gan, I. S. Kerk and W. S. Lew,
INTERMAG 2014 Dresden, Germany.
49.“Neel coupling in sandwiched perpendicular magnetic anisotropy nanowires”
I. Purnama, I. K. Seng, G. J. Lim and W. S. Lew,
INTERMAG 2014 Dresden, Germany.
48.“Domain wall coupling and walker breakdown suspension in multiple nanowire system”
S. Krishna, I. Purnama and W. S. Lew,
INTERMAG 2014 Dresden, Germany
47. “Transverse domain wall chirality detector”
P. Sethi, M. Chandra Sekhar, S. Goolaup, M. Ramu and W. S. Lew,
INTERMAG 2014 Dresden, Germany.
46.“Transverse domain wall chirality rectifier”
M. Ramu, S. Goolaup, M. Chandra Sekhar, P. Sethi, C. K. Guite and W. S. Lew ,
INTERMAG 2014 Dresden, Germany.
45.“Natural domain wall oscillator”
M. Chandra Sekhar, I. Purnama, S. Goolaup and W.S. Lew,
Joint European Magnetic Symposia (JEMS) 2013, Rhodes Island, Greece.
44.“Magnetic Nanoparticles synthesised by chemical slicing method”
W.L. Gan, M. Chandra Sekhar, and W.S. Lew,
Joint European Magnetic Symposia (JEMS) 2013, Rhodes Island, Greece.
43.“Polarity-dependent vortex domain wall coupling”
I. Purnama, R. Shina, M. Chandra Sekhar, T. Tomoyasu, and W.S. Lew,
Joint European Magnetic Symposia (JEMS) 2013, Rhodes Island, Greece.
42.“Spin wave emission by domain wall collision”
R. Maddu, M. Chandra Sekhar, I. Purnama, and W.S. Lew,
Joint European Magnetic Symposia (JEMS) 2013, Rhodes Island, Greece.
41.“Anomalous domain wall depinning behaviour in cylindrical nanowires”
M. Chandra Sekhar, I. Purnama, S. Goolaup and W.S. Lew,
Joint European Magnetic Symposia (JEMS) 2013, Rhodes Island, Greece.
40.“Domain wall dynamics in magnetic cylindrical nanowires” (invited)
W.S. Lew
4th IEEE Annual Symposium on Magnetics 2013, Singapore.
39.“Spin wave emission by domain wall collision”
M. Chandra Sekhar, R. Maddu, I. Purnama, and W.S. Lew,
4th IEEE Annual Symposium on Magnetics 2013, Singapore.
38.“Low
current domain-wall oscillators”
M. Chandra Sekhar, I. Purnama, and W.S. Lew,
ISAMMA 2013, Taichung,
Taiwan.
37.“Spin wave generation due to domain wall
collision”
R. Maddu, M. Chandra Sekhar, I. Purnama, and W.S. Lew,
ISAMMA 2013, Taichung,
Taiwan.
36.“Multiple remote domain wall motion due to
exchange interaction”
I. Purnama, M. Chandra Sekhar, and
W.S. Lew,
ISAMMA 2013, Taichung,
Taiwan.
35.“Fabrication of NiFe Nanoparticles by Chemically Slicing NiFe Nanowires”
W.L. Gan, M. Chandra Sekhar, and W.S. Lew,
ISAMMA 2013, Taichung, Taiwan
I. Purnama, R. Shiina, M. Chandra Sekhar, W.S. Lew and T. Taniyama,
ISAMMA 2013, Taichung, Taiwan
33.“Self-assembled quantum antidots and their applications”
C.K. Chia, G. Vastola, Y.W. Zhang, G.K. Dalapati, Y. Chai, H.K. Hui, Y.B. Cheng, D.Z. Chi,
Y.C. Yeo, Z. Xu, S.F. Yoon, Y.P. Liu, and W.S. Lew,
International Conference
on Nanoscience and Nanotechnology 2012, Perth,
Australia
32.“Vortex-to-transverse coupled
transformation in two-nanowire system”
I. Purnama, M. Chandra Sekhar, W.S. Lew,
International Magnetic
Conference (INTERMAG) 2012, Vancouver, Canada
31.“Striped cylindrical nanowire as a
magnetic domain wall nanobarcode”
I. Purnama, M. Chandra Sekhar, W.S. Lew,
International Magnetic
Conference (INTERMAG) 2012, Vancouver, Canada
30.“Remote barrier and trap induced by neighboring domain walls”
I. Purnama, M. Chandra Sekhar, and W.S. Lew,
International Magnetic
Conference (INTERMAG) 2012, Vancouver, Canada
29.“Field and current driven domain wall depinning at the notch and anti-notch in cylindrical
nanowires”
M. Chandra Sekhar, I. Purnama, and W.S. Lew,
International Magnetic
Conference (INTERMAG) 2012, Vancouver, Canada
28.“Coupled domain wall oscillations in
closely spaced cylindrical nanowires”
I. Purnama, M. Chandra Sekhar, and W.S. Lew,
International Magnetic
Conference (INTERMAG) 2012, Vancouver, Canada
27.“Electrochemical properties of Au and
Au/Ni/Au multilayer nanowires for biobarcode applications”
V. Swaminathan, H.F. Liew, W.S. Lew,
International Conference
on Materials for Advanced Technologies (ICMAT) 2011, Singapore
26.“Smaller domain wall mass of coupled
domain wall system”
I. Purnama, M. Chandra Sekhar, S. Goolaup and W.S.
Lew,
ICMAT 2011, Singapore
25.“Crossover in domain wall potential
polarity as a function of anti-notch geometry”
M. Chandra Sekhar, I. Purnama, S. Goolaup and W.S.
Lew,
ICMAT 2011, Singapore
24.“Effect
of interlayer coupling on the reversal process of the differential dual spin
valves”
M. Chandra Sekhar, C.C. Wang, G.C. Han, and W.S. Lew
56th Magnetism and
Magnetic Material conference 2011, Scottsdale, US
23.“Collective
motions assisted by magnetostatic interactions in
coupled domain wall system”
I. Purnama, M. Chandra Sekhar, S. Goolaup and W.S.
Lew,
INTERMAG 2011, Taipei
22.“Temperature-dependent
magneto and electrical transport properties in few-layer graphene”
Y. P. Liu, S. Goolaup, W. S. Lew,
Intermag 2011, Taipei
21.“Diameter-modulated
magnetic NiFe nanowires”
H.F. Liew, W.S. Lew,
INTERMAG 2011, Taipei
20.“Flux-closure control and domain wall
trapping in asymmetric nanorings”
X. H. Wang, W. Z. Wang, and W. S. Lew,
MMM-INTERMAG conference 2010, Washington DC, USA
19.“High
stability magnetic flux-closure in sub-100 nm asymmetric rings”
X. H. Wang, S. Goolaup and W. S. Lew,
MMM-INTERMAG conference 2010, Washington DC, USA
18.“Structural,
magnetic and transport properties of reactive-sputtered Fe3O4 thin films”
X. H. Wang, S. Goolaup, P. Ren, and W.S. Lew,
MRS Spring Meeting 2010,
San Francisco, USA
17.“Magnetic
vortex configurations in NiFe nanotubes”
H. F. Liew, W. C. Junus, X. H. Wang, and W. S. Lew,
MRS Spring Meeting 2010,
San Francisco, USA
16.“Magnetization
reversal in NiFenano-triangles”
X. H. Wang, S. Goolaup. C. X. Cong and W. S. Lew,
MRS Spring Meeting 2010,
San Francisco, USA
15.“Field-driven
domain wall movements in asymmetric nanorings”
X. H. Wang, I. Purnama, S. Goolaup and W.S. Lew,
International symposium on
advanced magnetic materials and applications (ISAMMA)
2010, Sendai, Japan
14.“Dependence
of pinning on domain wall chirality”
S. Goolaup, S. C. Low, and W.S. Lew,
ISAMMA 2010, Sendai, Japan
13.“Fabrication
and characterization of NiFe composition-modulated
nanowires”
H. F. Liew, S. C. Low, S. Goolaup, X. H. Wang, T.F. Kong, and W. S. Lew
ISAMMA 2010, Sendai, Japan
12.“Fabrication
and manipulation of magnetic nanowires”
F. van Belle, W. S. Lew, and J. A. C. Bland
INTERMAG, San Diego, May 2006
11.“Manipulation
of Superparamagnetic Beads using On-Chip Striplines Placed on a Ferrite magnet”
Z. H. Wang, W.S. Lew, and J.A.C. Bland
The 50th MMM Conference, Baltimore,
November 2005.
10.“Highly
efficient spin filtering of ballistic electrons in hybrid spin
valve/semiconductor structures”
S. Steinmüller, T. Trypiniotis,
A. Hirohata, W. S. Cho, W. S. Lew, C. A. F. Vaz, and J. A. C. Bland,
International
Conference on MEMS, Nano and Smart Systems, 2004.
9.“Modulated Magnetic Structures in
Chemically Homogeneous Ni Films”
W. S. Lew, S. P. Li, L. Lopez-Diaz, C. A. F. Vaz, J. A. C. Bland, M. Natali,
and Y. Chen,
INTERMAG, Amsterdam, April 2002.
8.“Spin Confinement by Anisotropy
Modulation”
W. S. Lew, S. P. Li, L. Lopez-Diaz, C. A. F. Vaz, J. A. C. Bland, M. Natali,
and Y. Chen,
The 46th MMM Conference,
Seattle, November 2001. The ICMFS Conference, Kyoto, 2002.
7.“Temperature
Dependence of The Spin-Wave Behaviour in Co/CoO Bilayers”
W. S. Lew, A. Ercole, G. Lauhoff,
E. T. M. Kernohan, J. Lee,and J. A. C. Bland,
The 8th Joint MMM-INTERMAG Conference, San Antonio, January 2001
6.“Test
of Ballistic Spin-Polarized Electron Transport Across Ferromagnet/Semiconductor Schottky Interfaces”
A. Hirohata, C. Gürtler, W.
S. Lew, Y. B. Xu, J. A. C.Bland,
and S. N. Holmes,
The 46th MMM Conference,
Seattle 2001
5.“Significant Magnetocurrent due to Ballistic Spin Transport in
Spin-Valve /Semiconductor Structures”
A. Hirohata, W. S. Lew, Y. B. Xu,
C. Gürtler, J. A. C. Bland, and S. N. Holmes,
The 8th Joint MMM-INTERMAG Conference, San Antonio, January 2001
4.“Mirror
Domain Structures Induced by Interlayer Magnetic-Wall Coupling””
W. S. Lew, S. P. Li, L. Lopez-Diaz, D. C. Hatton, and J. A. C. Bland,
The 46th MMM Conference,
Seattle, November 2001
3.“Two-Jump
Magnetic Switching in Ultrathin Epitaxial Co(001)
Films”
W. S. Lew, S. P. Li, D. C. Hatton, and J.A.C Bland,
The 46th MMM Conference,
Seattle, November 2001
2.“Magnetic
Properties of Epitaxial NiFe/Cu/Co Spin-Valve Structures
on GaAs(001)”
W. S. Lew, A. Samad, S. P. Li, L. Lopez-Diaz, G. X.
Cheng and J. A. C. Bland,
The 44th MMM Conference,
San Jose, November 1999
1.“Temperature
Dependent Spin-Wave Behaviour in Co/CoO Bilayers”
W. S. Lew, A. Ercole, G. Lauhoff,
E. T. M. Kernohan, J. Lee,and J. A. C. Bland,
The CMMP Conference,
Leicester, December 1999