School of Mechanical, Electrical and Manufacturing Engineering

Staff

Dr Amal Hajjaj BS, MS, PhD

Photo of Dr Amal Hajjaj

Lecturer in Electro-Mechanical Systems

Amal Hajjaj received the B.S. and Master’s degrees in Mechanical Engineering from Tunisia Polytechnic School in 2012 and 2013, respectively, and the Ph.D. degree in Mechanical Engineering from King Abdullah University of Science and Technology (KAUST) in 2019. Recently, she has undertaken a new role at Loughborough University as a Lecturer in Electro-mechanical Systems. She carried out her PhD. Research in characterizing theoretically and experimentally the linear and nonlinear dynamics of NEMS and MEMS based resonators with their applications in sensors and actuators.

Qualifications:

2014—2019  King Abdullah University of Science and Technology (KAUST)
Doctor of Philosophy in Mechanical Engineering, Supervisor: Prof. Mohammad I Younis

2012 – 2013 Ecole Polytechnique of Tunisia
Master of Science in Computational Mechanics  

Key Awards:

Best Research Paper - 2017, Best Paper Award in the ASME International Design Engineering Technical Conferences (IDETC 2017), Cleveland, Ohio, USA.

Thermomechanical energy storage systems

  • Investigate and characterise theoretically and experimentally the linear and nonlinear behaviour of coupled resonators
  • Develop coupled MEMS sensors for environmental and food applications
  • The development of sensor network for automotive applications
  • Hybrid energy harvesting for automotive applications.

 

Personal tutor for undergraduate students 

Recent publications:

  1. A. Z. Hajjaj, N. Jaber, S. Ilyas, F. Alfosail, and M. I. Younis, “Linear and Nonlinear Dynamics of Micro and Nano-Resonators: Review of Recent Advances," International Journal of Non-Linear Mechanics, 2019.
  2. N. Alcheikh, A. Z. Hajjaj, and M. I. Younis, “Highly Sensitive and Wide-Range Resonant Pressure Sensor Based on the Veering Phenomenon," Sensors and Actuators A, p. 111652, 2019.
  3. A. Z. Hajjaj, F. Alfosail, N. Jaber, S. Ilyas and M. I. Younis, “Theoretical and Experimental Investigations of Crossover Phenomenon of Micromachined Arch Resonator: Part I- Linear Problem," Nonlinear Dynamics, p. 1-13, 2019.
  4. A. Z. Hajjaj, F. Alfosail, N. Jaber, S. Ilyas and M. I. Younis, “Theoretical and Experimental Investigations of Crossover Phenomenon of Micromachined Arch Resonator: Part II- Simultaneous 1:1 and 2:1 Internal Resonances," Nonlinear Dynamics, p. 1-26, 2019.
  5. A. Z. Hajjaj, K. N. Chappanda, N. M. Batra, M. A. Al Hafiz, P. M.F.J Costa, and M. I. Younis, “Miniature Pressure Sensor Based on Suspended MWCNT," Sensors and Actuators A, p. 11-16, 2019.
  6. F. K. Alfosail, A. Z. Hajjaj, and M. I. Younis, "Theoretical and Experimental Investigation of Two-to-One Internal Resonance in MEMS Arch Resonators," Journal of Computational and Nonlinear Dynamics, vol. 14, no. 1, p. 011001, 2019.