Select Page

Academics

Hafizal Yahaya
BSc. Physics (UKM), MSc. Information Technology (UiTM),
PhD. Materials Science Engineering (Kyushu University, Japan)
faculty-academics-hafizal Senior Lecturer
Mechanical Precision Engineering Department
Email:hafizal.kl@utm.my
Tel: 03 2203 1392
Homepage: http://mjiit.utm.my/hafizal-yahaya/
Google scholar: https://scholar.google.com/hafizal-yahaya
Member:
Advanced Devices and Materials Engineering (ADME) Research Lab

Research Interests

  • Thin film growth, Epitaxial growth
  • Semiconductor nano-structure
  • Semiconductor based gas sensor
  • Microelectromechanical systems (MEMS)
  • Bio-sensor

Grants

  • Fundamental Research Grant Scheme (FRGS)
    Mechanisms of Formation and Annihilation of Lattice Defects in Nitride Semiconductor Thin Films with a Non-Polar Crystallographic Orientation
    RM128,400 (01/12/2013 – 30/11/2016)
  • Synthesis of Gallium Nitride Nanostructures on Insulator by using Graphene as a Buffer Layer
    Vote No.: GUP Q.K130000.2543.04H37
    Amount : RM 102,000.00
    Duration: Dec 2012 – Jan 2015 (25 Months)
    Project Leader: Assoc Prof Dr Abdul Manaf Hashim
    Co-Researcher: Dr. Hafizal Yahaya
  • Graphene Thickness Identification, Doping Control and Its Device Applications
    Vote No.: GUP: Q.K130000.2543.02H86
    Amount : RM 70,000.00
    Duration: May 2012- April 2014 (2 Years)
    Project Leader: Assoc Prof Dr Abdul Manaf Hashim
    Co-Researcher: Dr. Hafizal Yahaya
  • Synthesis and Control of Large-Scale Aligned ZnO Nanowires Without Catalyst at Low Temperature for Nano-Optoelectronics and Nanosensors
    Vote No.: GUP: Q.K130000.2543.02H87
    Amount : RM 60,000.00,
    Duration: May 2012- April 2014 (2 Years)
    Project Leader: Mr Abdul Rahim Abdul Rahman
    Co-Researcher: Dr. Hafizal Yahaya
  • MJIIT research grant
    Surface orientation control of pits formed in Si (100) during SiC epitaxial growth on Si substrates utilizing CVD jet pulse.
    RM30K (1/4/2012-31/3/2013)

Supervising

  • 1 PhD student (Fully research) – Ongoing
    (Sept 2015 – Present)
  • 1 Master student (Fully research) – Ongoing
    (Sept 2015 – Present)
  • 3 Master students (Fully research) – Completed
    (Sept 2012 – April 2015)

Previous Positions

  • Tutor, Science Department, College Science and Technology, Universiti Teknologi Malaysia (Nov 2001 – Mei 2003)
  • Lecturer, Science Department, College Science and Technology, Universiti Teknologi Malaysia ( Mei 2003 – Dis 2011)
  • Head of Physics Laboratory (Science Department)

Activities

  • IT Manager of MJIIT
    (Sept 2015 – Present)
  • MJIIT-JUC Joint International Symposium 2014, MJIIT, UTMKL.
    Organizing Committee (Publicity)
  • MJIIT JACTIM Research Proposal Competition Committee Member 2014.
    (1 July 2014 – 30 June 2015)

  • MJIIT-JUC Joint International Symposium 2013, Tokai University, Japan.
    Organizing Committee (Technical Program)
  • MJIIT Website Administrator (2012- Present)
  • Member of iKohza Advanced Devices and Materials Engineering (ADME)
  • Academic Advisor of Mechanical Precision student (2013)
  • MJIIT-JUC Joint International Symposium 2012, MJIIT UTMKL
    Organizing Committee (Technical Program)
  • Academic Advisor of Mechanical Precision student (2012)
  • Coordinator of Physics Subject (Civil Engineering) (2002-2003)
  • Coordinator of Physics Subject (Electrical Engineering) (2004-2006)
  • Coordinator of Physics Subject (Mechanical Engineering) (2007-2008)
  • Academic Advisor (2001-2008)

Awards

  • Citra Karisma (UTM Excellence Service) Award 2014
  • Citra Karisma (UTM Excellence Service) Award 2011
  • Citra Karisma (UTM Excellence Service) Award 2007
  • SLAI (Ministry of Higher Education, Malaysia) scholarship award (2008-2011)

Selected Publications

International Journals

  • High Electron Mobility, Low Carrier Concentration of Hydrothermally Grown ZnO Thin Films on Seeded a-Plane Sapphire at Low Temperature
    Nurul Azzyaty Jayah, Hafizal Yahaya, Mohamad Rusop Mahmood Tomoaki Terasako, Kanji Yasui and Abdul Manaf Hashim,
    Accepted by Nanoscale Research Letter.
  • Fabrication of conical micropore structure on silicon nitride/silicon using
    focused ion beam milling for biosensor application
    Nur Hamizah Zainal Ariffin, Hafizal Yahaya, Shunji Shinano, Satoru Tanaka, Abdul Manaf Hashim
    .
    Microelectronic Engineering 133 (2015) 1–5.      doi:10.1016/j.mee.2014.11.011
  • The Thermal Instability Analysis of Functionally Graded Carbon Nanotube Composite Plates using Finite Element Method.
    Z. A. Rasid and Hafizal Yahaya
    Applied Mechanics and Materials Vol. 695 (2015) pp 285-288
  • Synthesis of zinc oxide nanostructures on graphene/glass substrate by electrochemical deposition: effects of current density and temperature
    Nur Ashikyn Hambali, Hafizal Yahaya, Mohamad Rusop Mahmood, Tomoaki Terasako and Abdul Manaf Hashim
    Nanoscale Research Letters 2014, 9:609.      doi:10.1186/1556-276X-9-609
  • Semiconductor nanopores formed by chemical vapor deposition of heteroepitaxial SiC films on SOI(100) substrates.
    Yoshifumi Ikoma, Hafizal Yahaya, Keiji Kuriyama, Hirofumi Sakita, Yuta Nishino, and Teruaki Motooka,
    J. Vac. Sci. Technol. B,Vol.29,No.6,pp.062001-1 – 062001-5,2011.11.
  • Fabrication of nanopores utilizing SiC/Si(001) heteroepitaxial growth on SOI substrates: nanopore density control,
    Hafizal Yahaya, Yoshifumi Ikoma, Keiji Kuriyama, and Teruaki Motooka , Proc. SPIE,Vol.7995,pp.799520,Proc. SPIE 7995, 799520 (2010); doi:10.1117/12.888388.
  • Position-controlled formation of Si nanopores by chemical vapor deposition of SiC/SOI(100)
    Yoshifumi Ikoma, Hafizal Yahaya, Hirofumi Sakita, Yuta Nishino, and Teruaki Motooka, Proc. SPIE,Vol.7995,pp.79951Y,Proc. SPIE 7995, 79951Y (2010); doi:10.1117/12.888531.
  • Atomistic Study of Irradiation-induced Mass Transport Process;
    Y. Ikoma, T. Motooka, H. Sakita, Hafizal Yahaya, H. Naramoto, K. Narumi, S. Sakai and Y. Maeda,
    JAEA-Review: JAEA Takasaki Annual Report 2009,No.2010-065,pp.130,2011.01.
  • Smart-Cut Process for Nanopore Device Formation on SIMOX (100);
    Y. Ikoma, T. Motooka, S. Munetoh, H. Sakita, Hafizal Yahaya, H. Naramoto, K. Narumi, S. Sakai and Y. Maeda,
    JAEA-Review: JAEA Takasaki Annual Report 2008,No.2009-041,pp.126,2009.12.

International and National Conferences & Seminars

  • Hafizal Yahaya, Nur Ashikyn Hambali, Mohamad Rusop Mahmood,
    Tomoaki Terasako and Abdul Manaf Hashim
    Growth of Zinc Oxide Nanostructures On Graphene/Glass by Electrochemical Deposition.
    27th International Microprocesses and Nanotechnology  Conference (MNC )
    2014, 4-7 November 2014, Fukuoka, Japan
  • Nurul Azzyaty Jayah, Hafizal Yahaya, Mohamad Rusop Mahmood, Tomoaki Terasako, Kanji Yasui and Abdul Manaf Hashim,
    High Electron Mobility, Low Carrier Concentration of Hydrothermally Grown ZnO Thin Films on Seeded a-Plane Sapphire at Low Temperature.
    International Conference of Solid State Devices and Materials.
    September 8 – 11, 2014, Tsukuba, JAPAN
  • Hafizal Yahaya, Yoshifumi Ikoma, Keiji Kuriyama, Teruaki Motooka,”Surface orientation control of pits formed in si (100) during sic growth on si substrates utilizing cvd jet pulse: Application for nanopore formation”, 27th Regional Conference of Solid State Science and Technology, Kota Kinabalu, Sabah, Malaysia, 20-22 December 2013.
  • Nurul Azzyaty Jayah, Hafizal Yahaya, Mohamad Rusop Mahmood, Kanji Yasui, Abdul Manaf Hashim,”Hydrothermally Grown ZnO Nanostructures:Effects of Seed Layer, Molar Concentration And Temperature”, 27th Regional Conference of Solid State Science and Technology, Kota Kinabalu, Sabah, Malaysia, 20-22 December 2013.
  • Nur Ashikyn Hambali, Hafizal Yahaya, Mohamad Rusop Mahmood, Kanji Yasui, Abdul Manaf Hashim,”Electrochemically Grown ZnO Nanostructures on Graphene:Effects on current density”, 27th Regional Conference of Solid State Science and Technology, Kota Kinabalu, Sabah, Malaysia, 20-22 December 2013.
  • Nur Hamizah Zainal Ariffin, Mohamad Rusop Mahmood, Abdul Manaf Hashim, Hafizal Yahaya,”Backside drill of Si/SiO2 Supporting Structure Using PCB Prototyping Engraver for Graphene Nanopore Devices Application”, MJIIT-JUC Joint International Symposium 2013, Tokai University, Hitarsuka, Japan, 6-8 November 2013.
  • Nur Ashikyn Hambali, Hafizal Yahaya, Mohamad Rusop Mahmood, Kanji Yasui, Abdul Manaf Hashim,”Influence of Growth Time and Current Density on the Morphological and Compositional of Zinc Oxide Nanostructures Deposited on Graphene by Electrochemical”, MJIIT-JUC Joint International Symposium 2013, Tokai University, Hitarsuka, Japan, 6-8 November 2013.
  • Hafizal Yahaya, Yoshifumi Ikoma, Keiji Kuriyama, Teruaki Motooka, “Microscopic observation of nanopores formed in SIMOX (100) utilizing methylsilane pulse jet CVD”, International Colloquium on “Recent progress in nanofabrication of MEMS and NEMS: Science and innovation technologies”, Hakata Miyako Hotel, Fukuoka, Japan, 23 March 2011.
  • Yoshifumi Ikoma, Hafizal Yahaya, Yoshifumi Ikoma, Hirofumi Sakita, Yuta Nishino, Teruaki Motooka,”Position-controlled formation of Si nanopores by chemical vapor deposition of SiC/SOI(100)”, The 7th International Conference on Thin Film Physics and Applications (TFPA), Tongji University, Shanghai, China, 24-27 September 2010.
  •  Hafizal Yahaya, Yoshifumi Ikoma, Keiji Kuriyama, Teruaki Motooka,”Fabrication of nanopores utilizing SiC/Si(001) heteroepitaxial growth on SOI substrates: Nanopore density control.”, The 7th International Conference on Thin Film Physics and Applications (TFPA 2010), Tongji University, Shanghai, China, 24-27 September 2010.
  • Hafizal Yahaya, Yoshifumi Ikoma, Hirofumi Sakita, Yuta Nishino, Teruaki Motooka,”Formation of nanopores utilizing SiC heteroepitaxial growth on SOI (100): Pit faced orientation”, JSAP (The Japan Society of Applied Physics) Conference 2010, Nagasaki University, Japan, 16 September 2010.
  • Hirofumi Sakita, Yuta Nishino, Hafizal Yahaya, Yoshifumi Ikoma, Teruaki Motooka,”Formation of a semiconductor nanopore using the (100) heteroepitaxial growth SiC/Si”, The 2010 Joint Conference of Japan Institute of Metals Kyushu Branch of the Iron and Steel Institute of Japan Kyushu Branch, Kumamoto University, 5 June 2010.
  • Yoshifumi Ikoma, Hafizal Yahaya, Hirofumi Sakita, Yuta Nishino, Teruaki Motooka,”Nanopore formation on SOI substrates by chemical vapor deposition”, International colloquium on “Recent progress in nanotechnologies: From nanoindentation on semiconductor materials to DNA and molecular devices, Hakata Miyako Hotel, Fukuoka, Japan, 15 March 2010.
  • Hafizal Yahaya, Hirofumi Sakita, Yoshifumi Ikoma, Teruaki Motooka,”Fabrication of nanopores utilizing SiC/Si(001) heteroepitaxial growth on SOI substrates (III)”, Japan Society of Applied Physics (JSAP 2009), Tsukuba University, Japan, 31 March 2009.