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in USM School of Physics TCU-USM Joint Postgraduate Symposium on - - PowerPoint PPT Presentation

Nov 15, 2022 178 likes •566 views

Research activity in USM School of Physics TCU-USM Joint Postgraduate Symposium on Nanotechnology & Nanoscience December 22, 2016 Tiem Leong Yoon* School of Physics, Universiti Sains Malaysia *E-mail: tlyoon@usm.my Malaysian public

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Research activity in USM School of Physics

TCU-USM Joint Postgraduate Symposium

  • n Nanotechnology & Nanoscience

December 22, 2016 Tiem Leong Yoon*

School of Physics, Universiti Sains Malaysia *E-mail: tlyoon@usm.my

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Malaysian public universities

  • Three groups
  • A- Research Universities
  • B- Focussed Universities
  • C- Comprehensive Universities.

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A- Research Universities

  • Fields of Study: Focus is on research
  • Competitive entries
  • Ratio of undergraduates to postgraduates is

50:50

  • Universiti Malaya (UM)
  • Universiti Sains Malaysia (USM)
  • Universiti Kebangsaan Malaysia (UKM)
  • Universiti Putra Malaysia (UPM)
  • Universiti Teknologi Malaysia (UTM)

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B-Comprehensive Universities

  • Various fields of study
  • Ratio of undergraduates to postgraduates is

70:30 Universiti Teknologi MARA (UiTM)

  • Universiti Islam Antarabangsa Malaysia
  • Universiti Malaysia Sabah (UMS)
  • Universiti Malaysia Sarawak (UNIMAS)

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C- Focussed Universities

  • Technical, education, management and

defence

  • Fields of Study : Focus is on research
  • Ratio of undergraduates to postgraduates is

50:50

  • These are smaller, newer and more specialized

universities

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Foreign population in higher education universities in Malaysia

  • Malaysia aims to host 250,000 foreign students by 2025
  • In 2014, Malaysian institutions enrolled 135,500

international students, with most coming from Bangladesh, China, Indonesia, Nigeria, India, and Pakistan

  • Now 11 foreign branch campuses in the country from the

UK, Australia, India, the Netherlands, and China

  • Source: http://monitor.icef.com/2016/08/malaysia-

competing-greater-share-international-students/

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Foreign population in higher education universities in Malaysia

  • Source: the Sun Daily

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USM

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Where are we?

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Georgetown

UNESCO World Culture Heritage Site

Penang Municipal Council Chew Jetty

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Kapitan Keling Mosque Little India Khoo Kongsi

  • St. George’s Church
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Tourist Attractions in Penang

Batu Ferringhi Beach Kek Lok Si Temple

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Penang Bridge Peranakan Museum Penang’s Street Food

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Background of USM

  • Established as the second university in Malaysia in 1969.
  • Undergraduate

and postgraduates courses are available to approximately 33,350 students at 17 academic schools on the main campus (Penang island); 6 schools at the engineering campus (Nibong Tebal, Penang); 3 schools at the health campus (Kubang Kerian, Kelantan).

  • 22269 undergraduate (Bachelor degrees, as of 2014)
  • 11081 post-graduates (Masters, Doctorates, as of 2014)
  • Academic staffs (1687, as of 2014)
  • Has dedicated 17 research centers for a wide range of specializations

(archeology, medicine and dentistry, science and technology, policy research and international studies, etc.).

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APEX Status and slogan

  • Accelerated Programme for Excellence (APEX) is a fast track development

programme to enable institutions of higher education to be recognised as world class entities.

  • Currently there five APEX public universities in Malaysia.
  • USM is the first to be granted APEX status in 2008
  • USM

slogan is “Transforming Higher Education for a Sustainable Tomorrow”.

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The University in a Garden

The University in a Garden concept as conceptualised by USM is designed to depict the close affinity between the role and function of the University as an institution of higher learning and nature as part of the global ecological setting.

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Main Campus, Penang Island

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Program Outline (Main Campus)

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Pure Arts

  • Centre for Policy Research and

International Studies

  • School of Distance Education
  • School of Humanities
  • School of Languages, Literacies and

Translation

  • School of Social Sciences

Pure Science

  • Centre for Chemical Biology
  • Centre for Marine and Coastal Studies
  • School of Biology Sciences
  • School of Chemical Sciences
  • School of Distance Education
  • School of Mathematical Sciences
  • School of Physics

Applied Arts

  • Centre for Global Archaeological

Research

  • Centre for Instructional Technology and

Multimedia

  • Graduate School of Business (GSB)
  • School of Communication
  • School of Educational Studies
  • School of Management
  • School of The Arts
  • Women’s Development Research Centre

Applied Science

  • Centre for Drug Research
  • Malaysian Institute of Pharmaceuticals &

Nutraceuticals

  • National Advanced IPV6 Centre
  • National Poison Centre
  • School of Computer Sciences
  • School of Housing, Building and Planning
  • School of Industrial Technology
  • School of Pharmaceutical Sciences
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Engineering Campus, Penang

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Health Campus, Kelantan

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Program Outline

Engineering Campus

  • River Engineering & Urban Drainage Research Centre
  • School of Aerospace Engineering
  • School of Chemical Engineering
  • School of Civil Engineering
  • School of Electrical & Electronic Engineering
  • School of Materials & Minerals Resources Engineering
  • School of Mechanical Engineering

Health Campus

  • Advanced Medical & Dental Institute
  • Institute for Research in Molecular Medicine
  • School of Dental Sciences
  • School of Health Sciences
  • School of Medical Science

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School of Physics

  • One of the first three schools that were set up when the university

was established in 1969

  • Offers 5 undergraduate academic program: Pure Physics, Applied

Physics, Geophysics, Engineering Physics and Medical Physics.

  • Approximately 400 undergraduates and 200 postgraduates
  • Offers postgraduate program:

– MSc by coursework: Medical Physics and Solid State Physics – MSc by mixed modes: Applied Geophysics and Radiation Science – Graduate research both at MSc and PhD levels.

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Pusat Pengajian Sains Fizik

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School of Physics

Research Group Applied and engineering physics Condensed matter physics and X-ray crystallography Energy studies Geophysics, astronomy and atmospheric science Medical physics and radiation science Theoretical and computational physics Computational condensed matter physics High energy physics

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Applied and Engineering Physics

  • Research in these areas involves the application of fundamental theory of

physics to explain and solve problems of applied physics and engineering physics for the development of new technologies.

  • Main research topics:

– Semiconductor fabrication – Sensors and actuators – Thermal processes in device and packaging – Digital image processing – Optical and remote sensing technology – Photonic devices, system and applications

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Group Leader Associate Professor Dr. Mutharasu Devarajan E-mail: mutharasu@usm.my

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Condensed Matter Physics and X-Ray Crystallography

  • Research in these areas discovers and understands the materials and their

properties through various experiment, computation, simulation and theoretical methods, which could lead to enhancement and control of materials properties will result in new fundamental knowledge, materials or products.

  • Main research topics:

– Materials fabrication and characterization for electronics, optoelectronics and biomedicine – Studies of condensed matter materials and devices – Photonic materials and devices – Modeling and simulation of condensed matter devices – X-ray structure determination and characterization (organic/organometallic compounds, non-linear optical materials, natural products)

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Group Leader

  • Dr. Quah Ching Kheng

E-mail: ckquah@usm.my

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Energy Studies

  • Research in these areas is directed towards research in solar energy, in particular,

solar photovoltaic (fabrication of solar cells and modules, electrical power system), solar thermal (system design, hot water system, drying system, air- conditioning) and bioenergy (utilization of biomass and wastes, and production

  • f solid and liquid biofuels by fast and slow pyrolysis).
  • Main research topics:

– Bioenergy – Computer simulation and modeling of solar energy – Fuel cell and batteries – Solar thermal and photovoltaic – Thermal processes in devices and packaging

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Group Leader Associate Professor Dr. Adilah Shariff E-mail: adilah@usm.my / adilah08@gmail.com

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Geophysics, Astronomy and Atmospheric Science

  • The Group's philosophy and objective has been to pursue excellence by

concentrating its research initiatives in specific areas of the Geosciences. The group owns a complete range of geophysical tools such as multielectrode resistivity and electromagnetic tools, ground penetrating radar and magnetic measurements meters.

  • Main research topics:

– Engineering and environmental geophysics – Remote sensing applications – Petroleum geoscience: Sedimentary geology and reservoir characteristic – Nearshore and coastal oceanography

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Group Leader Associate Professor Dr. Khiruddin Abdullah E-mail: khirudd@usm.my

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Theoretical and Computational Physics

  • Officially, only 4 academic staffs are associated with the group
  • Dr. Yoon Tiem Leong, Dr. Wong Khai Ming
  • Dr. Mohd Mahadi Bin Halim, Dr. Saiful Najmee Mohamad
  • Main research specialization:
  • 1. Condensed matter

– Computational Materials Science; Computational Physics.

  • 2. High energy physics and cosmology

– Configurations of the monopole solutions of the SU(2) Yang-Mills-Higgs theory (Dr. Wong Khai Ming)

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Group Leader

  • Dr. Yoon Tiem Leong

E-mail: tlyoon@usm.my

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General Research Interests

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Application of theoretical and computational methods

  • for the determination of materials

properties at atomistic level

  • to model and compute physical systems
  • f interest
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Computational physics subgroup historical background

  • Trained as particle physicist from Melbourne

University, Australia (Ph.D 2003)

  • Theoretical particle physics - Extension of

Standard Model to accommodate neutrino masses

  • Defect to computational physics and modelling of

condensed matter physics in ~ 2007

  • First M.Sc. student graduated on 2013.
  • The second M.Sc student graduated in 2016
  • Self-proclaimed computational physicist

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Background

  • We have no computational physics expertise

for serious modelling of materials science at atomistic level to compliment experiments

  • We train ourselves to become the ‘experts’ in

computational physics/materials science

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Computational expertise

  • We maintain and built our own computational

hardware (LINUX parallel machines)

  • We maintain our own computational software

systems

  • Molecular dynamics (LAMMPS)
  • First-principles calculations (DFT, DFTB)
  • Programming know-how

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On-going research topics

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1. First-principles study of structural and response properties of all barium titanate phases (pure DFT calculation of ferroelectricity on selected materials) 2. Material design of III-V nitride semiconductor via density functional theory (DFT calculations of periodic ternary alloy requiring non-trivial global minimum search) 3. Quantum Monte Carlo simulation of the Hubbard model for high Tc superconducting cuprates (to develop a QMC code to solve an extended Hubbard model numerically)

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On-going Research Topics

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4. Structural and magnetic properties of rhodium clusters (DFT calculations on selected mono-atomic cluster requiring non-trivial global minimum search) 5. Thermal properties and ground-state structures of pure and alloy nanoclusters via molecular dynamics simulations (MD simulation

  • f selected mono and dual-atomic type clusters, requiring non-

trivial global minimum search) 6. 3D finite-difference time-domain (FDTD) Modeling of the effects

  • f electromagnetic phenomena in the ionosphere and Earth’s

magnetic field over the Sumatera-Malaysia region (to develop FDTD code to model EM propagation in ionosphere)

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On-going Research Topics

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7. Determination of ground state structures and physical properties of selected ternary atom nanoclusters via first-principles calculations (DFT calculation requiring non-trivial global minimum search) 8. Density functional tight-binding studies of carbon, silicon clusters (to develop codes to generate sk files to solve the cluster systems via semi-empirical first- principles approach DFTB) 9. Energetics, thermal and structural properties of hafnium clusters via molecular dynamics simulation (methodology development to locate ground state structures

  • f clusters by coupling global-minimum search to MD and first-principles

calculations)

  • 10. Epitaxial growth of graphene on 6H-silicon carbide substrate (pure MD

simulation)

  • 11. MD of nanowetting
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Our ‘privilege’

  • We are fortunate to have the privilege to

freely define our own research interests

  • Our group’s research topics are very

diversified

  • But … too diversified

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Computational Physics Subgroup

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Graduate Students

  • Mr. Koh, Pin Wai

PhD candidate

  • Mr. Lee, Thong Yan

PhD candidate

  • Ms. Lian, Ming Huei

PhD candidate

  • Ms. Yew, Pauline

PhD candidate

  • Mr. Robin Chang, Yee Hui

PhD candidate

  • Mr. Abdullahi, Yusuf Zuntu

PhD candidate

  • Mr. Goh, Eong Sheng

MSc candidate

  • Mr. Min, Tjun Kit

MSc candidate

  • Mr. Ng, Wei Chun

MSc graduate

  • Ms. Ong, Yee Pin

MSc candidate

  • Ms. Soon, Yee Yeen

MSc candidate

  • Ms. Puvanesvari D/O Rajan

MSc candidate

  • Ms. Siti Harwani

bt Md Yusoff PhD candidate

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Thank You

Presented by

  • T. L. Yoon | School of Physics, USM