Academic Profile : Faculty
Dr Lim Chu Keong Gerard Joseph
Lecturer, School of Physical & Mathematical Sciences - Division of Physics & Applied Physics
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BSc (Hons) Physics, Nanyang Technological University (2012)
PhD Physics, Nanyang Technological University (2021)
PhD Physics, Nanyang Technological University (2021)
Nanomagnetism; Spintronic Devices for Emerging Memory and Computing Applications; Magnetic Materials and Devices; Nano/Micro-fabrication Techniques
US 2022/0385292 A1: Magnetic Logic Device, Circuit Having Magnetic Logic Devices, And Methods For Controlling The Magnetic Logic Device And The Circuit (2024)
Abstract: A magnetic logic device having two magnetic elements and a conductive element coupled to the two magnetic elements and arranged at least substantially perpendicular to the magnetic elements, wherein the device is configured, for each magnetic element, to have a magnetisation state with a perpendicular easy axis, and to switch the magnetisation state in response to a spin current generated in the magnetic element in response to a write current applied to the magnetic element, and configured to generate, as an output, a Hall voltage across the conductive element in response to a respective read current applied to each magnetic element, wherein a magnitude of the Hall voltage is variable, depending on a direction of the magnetisation state of each magnetic element and a direction of the respective read current applied to each magnetic element, for the device to provide outputs corresponding to one of a plurality of logical operations.
Abstract: A magnetic logic device having two magnetic elements and a conductive element coupled to the two magnetic elements and arranged at least substantially perpendicular to the magnetic elements, wherein the device is configured, for each magnetic element, to have a magnetisation state with a perpendicular easy axis, and to switch the magnetisation state in response to a spin current generated in the magnetic element in response to a write current applied to the magnetic element, and configured to generate, as an output, a Hall voltage across the conductive element in response to a respective read current applied to each magnetic element, wherein a magnitude of the Hall voltage is variable, depending on a direction of the magnetisation state of each magnetic element and a direction of the respective read current applied to each magnetic element, for the device to provide outputs corresponding to one of a plurality of logical operations.
Courses Taught
AY24/25 S1
PH1105 Optics, Vibrations, and Waves (Tutorial)
AY24/25 T1
PH6601 Solid-State Electronic Devices
PH6701 Precision Instrumentation Laboratory
PH6760 Scientific Communication
PH1105 Optics, Vibrations, and Waves (Tutorial)
AY24/25 T1
PH6601 Solid-State Electronic Devices
PH6701 Precision Instrumentation Laboratory
PH6760 Scientific Communication