Gerard Joseph Lim

@ntu.edu.sg

Research Fellow, PAP/SPMS
Nanyang Technological University



                          

https://researchid.co/gerardjosephlim

RESEARCH, TEACHING, or OTHER INTERESTS

Condensed Matter Physics, Electronic, Optical and Magnetic Materials, Surfaces and Interfaces, Electrical and Electronic Engineering

355

Scholar Citations

12

Scholar h-index

14

Scholar i10-index

RECENT SCHOLAR PUBLICATIONS

  • Photoelectric multilevel memory device based on covalent organic polymer film with keto–enol tautomerism for harsh environments applications
    PK Zhou, H Yu, W Huang, MY Chee, S Wu, T Zeng, GJ Lim, H Xu, Z Yu, ...
    Advanced Functional Materials 34 (1), 2306593 2024

  • Enhanced resistive switching characteristics of conductive bridging memory device by a Co–Cu alloy electrode
    CXX Lee, PA Dananjaya, MY Chee, HY Poh, F Tan, JR Thong, L Liu, ...
    Applied Physics Letters 123 (13) 2023

  • Strain-induced degradation and recovery of flexible NbOx-based threshold switching device
    JM Ang, PA Dananjaya, CCI Ang, GJ Lim, WS Lew
    Scientific Reports 13 (1), 16000 2023

  • The impact of oxygen vacancy defect density on the nonlinearity and short-term plasticity of TiO2-based exponential selector
    MY Chee, PA Dananjaya, GJ Lim, CXX Lee, L Liu, WS Lew
    Nanotechnology 34 (36), 365201 2023

  • Investigation of spin–orbit torque performance with W/Cu-multilayers as spin current source
    B Coester, GJ Lim, FN Tan, HY Poh, WS Lew
    Journal of Applied Physics 133 (22) 2023

  • Proton-assisted redox-based three-terminal memristor for synaptic device applications
    L Liu, PA Dananjaya, MY Chee, GJ Lim, CXX Lee, WS Lew
    ACS Applied Materials & Interfaces 15 (24), 29287-29296 2023

  • Tuning Spin-Orbit Torque Generation Via Seed/Heavy Metal Interface Modification
    T Jin, GJ Lim, HY Poh, S Wu, F Tan, WS Lew
    2023 IEEE International Magnetic Conference-Short Papers (INTERMAG Short 2023

  • Enhancement of spin–orbit torque in Pt/Co/HfOx heterostructures with voltage-controlled oxygen ion migration
    S Wu, TL Jin, FN Tan, CCI Ang, HY Poh, GJ Lim, WS Lew
    Applied Physics Letters 122 (12) 2023

  • Crystallinity Control of the Topological-Insulator Surface via Interfacial Engineering for Enhanced Spin-Orbit Torque
    HY Poh, CCI Ang, GJ Lim, TL Jin, SH Lee, EK Koh, F Poh, WS Lew
    Physical Review Applied 19 (3), 034012 2023

  • Enhancement of temperature-modulated NbO2-based relaxation oscillator via interfacial and bulk treatments
    JM Ang, PA Dananjaya, SCW Chow, GJ Lim, CS Seet, WS Lew
    Nanotechnology 34 (18), 185202 2023

  • A bi-functional three-terminal memristor applicable as an artificial synapse and neuron
    L Liu, PA Dananjaya, CCI Ang, EK Koh, GJ Lim, HY Poh, MY Chee, ...
    Nanoscale 15 (42), 17076-17084 2023

  • Crystallinity control of the topological-insulator surface Bi₈₅Sb₁₅ (012) via interfacial engineering for enhanced spin-orbit torque
    HY Poh, CCI Ang, GJ Lim, T Jin, SH Lee, EK Koh, F Poh, WS Lew
    Physical Review Applied 2023

  • Frequency-Dependent Synapse Weight Tuning in 1S1R with a Short-Term Plasticity TiOx-Based Exponential Selector
    MY Chee, PA Dananjaya, GJ Lim, Y Du, WS Lew
    ACS Applied Materials & Interfaces 14 (31), 35959-35968 2022

  • Continuous film spin–orbit torque characterization via four probe measurement
    HY Poh, CCI Ang, TL Jin, FN Tan, GJ Lim, S Wu, F Poh, WS Lew
    Applied Physics Letters 121 (1) 2022

  • Rapid multi-property assessment of compositionally modulated Fe-Co-Ni thin film material libraries
    SP Padhy, Z Tsakadze, V Chaudhary, GJ Lim, X Tan, WS Lew, ...
    Results in Materials 14, 100283 2022

  • Magnetic soft millirobots 3D printed by circulating vat photopolymerization to manipulate droplets containing hazardous agents for in vitro diagnostics
    A Zhou, C Xu, P Kanitthamniyom, CSX Ng, GJ Lim, WS Lew, S Vasoo, ...
    Advanced Materials 34 (15), 2200061 2022

  • Spin reflection-induced field-free magnetization switching in perpendicularly magnetized MgO/Pt/Co heterostructures
    T Jin, GJ Lim, HY Poh, S Wu, F Tan, WS Lew
    ACS Applied Materials & Interfaces 14 (7), 9781-9787 2022

  • Direct spin accumulation quantification in ferromagnetic heterostructures using DC bias harmonic Hall measurement
    HY Poh, CCI Ang, WL Gan, GJ Lim, WS Lew
    Physical Review B 104 (22), 224416 2021

  • Large damping-like spin–orbit torque and improved device performance utilizing mixed-phase Ta
    A Kumar, R Sharma, KI Ali Khan, C Murapaka, GJ Lim, WS Lew, ...
    ACS Applied Electronic Materials 3 (7), 3139-3146 2021

  • Spintronics for Neuromorphic Engineering
    GJ Lim, CCI Ang, WS Lew
    Emerging Non-volatile Memory Technologies: Physics, Engineering, and 2021

MOST CITED SCHOLAR PUBLICATIONS

  • Magnetic soft millirobots 3D printed by circulating vat photopolymerization to manipulate droplets containing hazardous agents for in vitro diagnostics
    A Zhou, C Xu, P Kanitthamniyom, CSX Ng, GJ Lim, WS Lew, S Vasoo, ...
    Advanced Materials 34 (15), 2200061 2022
    Citations: 29

  • Highly efficient domain walls injection in perpendicular magnetic anisotropy nanowire
    SF Zhang, WL Gan, J Kwon, FL Luo, GJ Lim, JB Wang, WS Lew
    Scientific reports 6 (1), 24804 2016
    Citations: 29

  • Large damping-like spin–orbit torque and improved device performance utilizing mixed-phase Ta
    A Kumar, R Sharma, KI Ali Khan, C Murapaka, GJ Lim, WS Lew, ...
    ACS Applied Electronic Materials 3 (7), 3139-3146 2021
    Citations: 27

  • Current-induced three-dimensional domain wall propagation in cylindrical NiFe nanowires
    DW Wong, I Purnama, GJ Lim, WL Gan, C Murapaka, WS Lew
    Journal of Applied Physics 119 (15) 2016
    Citations: 20

  • In-plane current induced domain wall nucleation and its stochasticity in perpendicular magnetic anisotropy Hall cross structures
    P Sethi, C Murapaka, GJ Lim, WS Lew
    Applied Physics Letters 107 (19) 2015
    Citations: 20

  • Programmable Spin–Orbit‐Torque Logic Device with Integrated Bipolar Bias Field for Chirality Control
    GJ Lim, D Chua, W Gan, C Murapaka, WS Lew
    Advanced Electronic Materials 6 (4), 1901090 2020
    Citations: 19

  • Coupled Nel domain wall motion in sandwiched perpendicular magnetic anisotropy nanowires
    I Purnama, IS Kerk, GJ Lim, WS Lew
    Scientific Reports 5 (1), 8754 2015
    Citations: 19

  • Enhanced Spin-Orbit Torques in Rare-Earth Systems
    QY Wong, C Murapaka, WC Law, WL Gan, GJ Lim, WS Lew
    Physical Review Applied 11 (2), 024057 2019
    Citations: 15

  • Dependence of spin-orbit torque effective fields on magnetization uniformity in Ta/Co/Pt structure
    F Luo, QY Wong, S Li, F Tan, GJ Lim, X Wang, WS Lew
    Scientific reports 9 (1), 10776 2019
    Citations: 14

  • Spin orbit torque induced asymmetric depinning of chiral Nel domain wall in Co/Ni heterostructures
    M Ramu, S Goolaup, WL Gan, S Krishnia, GJ Lim, WS Lew
    Applied Physics Letters 110 (16) 2017
    Citations: 14

  • In situ Kerr and harmonic measurement in determining current-induced effective fields in MgO/CoFeB/Ta
    QY Wong, WL Gan, FL Luo, GJ Lim, CCI Ang, FN Tan, WC Law, WS Lew
    Journal of Physics D: Applied Physics 51 (11), 115004 2018
    Citations: 13

  • Emerging Non-volatile Memory Technologies: Physics, Engineering, and Applications
    PA Dananjaya, GJ Lim, WS Lew
    Springer 2021
    Citations: 12

  • Current-induced spin-orbit effective field modulations in synthetic antiferromagnetic structures
    S Krishnia, C Murapaka, P Sethi, WL Gan, QY Wong, GJ Lim, WS Lew
    Journal of Magnetism and Magnetic Materials 475, 327-333 2019
    Citations: 11

  • Enhanced spin–orbit torque efficiency in Pt/Co/Ho heterostructures via inserting Ho layer
    T Jin, WC Law, D Kumar, F Luo, QY Wong, GJ Lim, X Wang, WS Lew, ...
    APL Materials 8 (11) 2020
    Citations: 10

  • Frequency-Dependent Synapse Weight Tuning in 1S1R with a Short-Term Plasticity TiOx-Based Exponential Selector
    MY Chee, PA Dananjaya, GJ Lim, Y Du, WS Lew
    ACS Applied Materials & Interfaces 14 (31), 35959-35968 2022
    Citations: 9

  • Spin reflection-induced field-free magnetization switching in perpendicularly magnetized MgO/Pt/Co heterostructures
    T Jin, GJ Lim, HY Poh, S Wu, F Tan, WS Lew
    ACS Applied Materials & Interfaces 14 (7), 9781-9787 2022
    Citations: 9

  • Electric field control on single and double Pt/Co heterostructure for enhanced thermal stability
    FN Tan, GJ Lim, TL Jin, HX Liu, F Poh, WS Lew
    Journal of Magnetism and Magnetic Materials 490, 165448 2019
    Citations: 9

  • Electric field control on gated Pt/Co/SiO2 heterostructure with insulating polymer
    FN Tan, GJ Lim, WC Law, FL Luo, HX Liu, F Poh, D Shum, WS Lew
    Journal of Physics D: Applied Physics 51 (36), 365001 2018
    Citations: 8

  • Photoelectric multilevel memory device based on covalent organic polymer film with keto–enol tautomerism for harsh environments applications
    PK Zhou, H Yu, W Huang, MY Chee, S Wu, T Zeng, GJ Lim, H Xu, Z Yu, ...
    Advanced Functional Materials 34 (1), 2306593 2024
    Citations: 7

  • Tuning the spin-orbit torque effective fields by varying Pt insertion layer thickness in perpendicularly magnetized Pt/Co/Pt (t)/Ta structures
    SH Li, GJ Lim, WL Gan, WC Law, FN Tan, WS Lew
    Journal of Magnetism and Magnetic Materials 473, 394-398 2019
    Citations: 7