Rauf, M. and Kumar, L. and Zulkifli, S.A. and Jamil, A. (2024) Aspects of artificial intelligence in future electric vehicle technology for sustainable environmental impact. Environmental Challenges, 14. ISSN 26670100

Raheem, A.T. and Aziz, A.R.A. and Zulkifli, S.A. and Ayandotun, W.B. and Baharom, M.B. (2024) Development and Validation of a Free Piston Engine Linear Generator Simulation Model Including Cycle-To-Cycle Variation and Ignition Timing Sub-Models. Lecture Notes in Mechanical Engineering. pp. 239-254. ISSN 21954356

Raheem, A.T. and Aziz, R.A.A. and Zulkifli, S.A. and Rahem, A.T. and Ayandotun, W.B. and Elfakki, S.M. and Baharom, M.B. and Zainal, E.Z. (2023) Combustion Characteristics of a Free Piston Engine Linear Generator using Various Fuel Injection Durations. Evergreen, 10 (1). pp. 594-600.

Zulkifli, S.A. and Mohd, M.S. and Abd Aziz, A.R. (2023) Modeling and Validation of Engine Cylinder Pressure During Starting of Free-Piston Linear Generator by Brushless Motor Commutation. Lecture Notes in Mechanical Engineering. pp. 263-279.

Raheem, A.T. and Aziz, A.R.A. and Zulkifli, S.A. and Rahem, A.T. and Ayandotun, W.B. (2022) Development, Validation, and Performance Evaluation of An Air-Driven Free-Piston Linear Expander Numerical Model. Evergreen, 9 (1). pp. 72-85. ISSN 21890420

Raheem, A.T. and Aziz, A.R.A. and Zulkifli, S.A. and Baharom, M.B. and Rahem, A.T. and Ayandotun, W.B. (2022) Optimisation of operating parameters on the performance characteristics of a free piston engine linear generator fuelled by CNG�H2 blends using the response surface methodology (RSM). International Journal of Hydrogen Energy, 47 (3). pp. 1996-2016. ISSN 03603199

Bashir, A. and Zulkifli, S.A. and Aziz, A.R.A. (2022) Velocity-Based Control of Piston Trajectory in a Free-Piston Linear Electric Generator by Load Current Modulation. Lecture Notes in Electrical Engineering, 865. pp. 97-108. ISSN 18761100

Mustafa Abro, G.E. and Zulkifli, S.A. and Asirvadam, V.S. and Mathur, N. and Kumar, R. and Oad, V.K. (2021) Dynamic Modeling of COVID-19 Disease with Impact of Lockdown in Pakistan & Malaysia. In: UNSPECIFIED.

Raheem, A.T. and A Aziz, A.R. and Zulkifli, S.A. and Ayandotun, W.B. and Zainal, E.Z. and Elfakki, S.M. (2021) Experimental Analysis for the Influence of Ignition Time on Combustion Characteristics of a Free Piston Engine Linear Generator. In: UNSPECIFIED.

Bashir, A. and Zulkifli, S.A. and Abd Aziz, A.R. and Abidin, E.Z.Z. (2021) Impact of combustion variance on sustainability of free-piston linear generator during steady-state generation. Energies, 14 (14). ISSN 19961073

Mustafa Abro, G.E. and Zulkifli, S.A. and Asirvadam, V.S. and Ali, Z.A. and Mathur, N. and Kumar, R. (2021) Modeling, Controlling & Stabilization of An Underactuated Air-Cushion Vehicle (ACV). In: UNSPECIFIED.

Mustafa Abro, G.E. and Ali, Z.A. and Zulkifli, S.A. and Asirvadam, V.S. (2021) Performance Evaluation of Different Control Methods for an Underactuated Quadrotor Unmanned Aerial Vehicle (QUAV) with Position Estimator and Disturbance Observer. Mathematical Problems in Engineering, 2021. ISSN 1024123X

Bashir, A. and Zulkifli, S.A. and Abidin, E.Z.Z. and Aziz, A.R.A. (2020) Control of Piston Trajectory in a Free-Piston Linear Electric Generator by Load Current Modulation. In: UNSPECIFIED.

Abro, G.E.M. and Asirvadam, V.S. and Zulkifli, S.A. (2020) Single-Input Fuzzy-Sliding Mode Control for an Underactuated Quadrotor Craft. In: UNSPECIFIED.

Zulkifli, S.A. and Dali, M.A.M. (2017) Development of vehicle powertrain simulation module by interfacing Matlab-ADVISOR to LabVIEW. In: UNSPECIFIED.

Zulkifli, S.A. and Saad, N. and Aziz, A.R.A. (2016) Comparative Analysis of Torque and Acceleration of Pre- and Post-Transmission Parallel Hybrid Drivetrains. In: UNSPECIFIED.

Zulkifli, S.A. and Saad, N. and Aziz, A.R.A. (2016) Deterministic and fuzzy logic control of through-the-road split-parallel hybrid electric vehicle. In: UNSPECIFIED.

Zulkifli, S.A. and Syaifuddin Mohd, M. and Maharun, M. and Bakar, N.S.A. and Idris, S. and Samsudin, S.H. and Firmansyah, F. and Adz, J.J. and Misbahulmunir, M. and Abidin, E.Z.Z. and Syafiq Mohd, M. and Saad, N. and Aziz, A.R.A. (2015) Design and development of split-parallel through-the road retrofit hybrid electric vehicle with in-wheel motors. In: UNSPECIFIED.

Zainal A., E.Z. and Ibrahim, A.A. and Aziz, A.R.A. and Zulkifli, S.A. (2015) Effect of motoring voltage on compression ratio of a free-piston linear generator engine. Journal of Mechanical Engineering and Sciences, 8. pp. 1393-1400. ISSN 22894659

Zulkifli, S.A. and Mohd, S. and Jamali, A.J. and Kurniawan, Y. and Saad, N. and Aziz, A.R.A. (2015) Implementation of energy management system for a split-parallel hybrid electric vehicle with in-wheel motors. In: UNSPECIFIED.

Zulkifli, S.A. and Mohd, S. and Saad, N. and Aziz, A.R.A. (2015) Operation and control of split-parallel, through-theroad hybrid electric vehicle with in-wheel motors. International Journal of Automotive and Mechanical Engineering, 11 (1). pp. 2793-2808. ISSN 22298649

Zulkifli, S.A. and Mohd, S. and Saad, N. and Aziz, A.R.A. (2015) Operation, power flow, system architecture and control challenges of split-parallel through-the-road hybrid electric vehicle. In: UNSPECIFIED.

Zulkifli, S.A. and Mohd, S. and Saad, N. and Aziz, A.R.A. (2015) Split-parallel through-the-road hybrid electric vehicle: Operation, power flow and control modes. In: UNSPECIFIED.

Magzoub, M.A. and Saad, N.B. and Ibrahim, R.B. and Maharun, M. and Zulkifli, S.A. (2014) Hybrid fuzzy-fuzzy controller for PWM-driven induction motor drive. In: UNSPECIFIED.

Zulkifli, S.A. and Mohd, S. and Saad, N. and Aziz, A.R.A. (2014) Impact of motor size &efficiency on acceleration, Fuel consumption &Emissions of split- axle through- the- road parallel hybrid electric vehicle. Applied Mechanics and Materials, 663. pp. 498-503. ISSN 16609336

Zulkifli, S.A. and Asirvadam, V.S. and Saad, N. and Aziz, A.R.A. and Mohideen, A.A.M. (2014) Implementation of electronic throttle-by-wire for a hybrid electric vehicle using National Instruments' CompactRIO and LabVIEW Real-Time. In: UNSPECIFIED.

Mohd, S. and Zulkifli, S.A. and Rangkuti, R.G.A. and Ovinis, M. and Saad, N. (2013) Electric vehicle energy management system using National Instruments' CompactRIO and LabVIEW. In: UNSPECIFIED.

Zulkifli, S.A. and Mohd, S. and Saad, N. and Aziz, A.R.A. (2013) Influence of motor power and efficiency on fuel consumption of retrofit-conversion split-parallel hybrid electric vehicle. In: UNSPECIFIED.

Zulkifli, S.A. and Mohd, S. and Saad, N. and Aziz, A.R.A. (2013) Influence of motor size and efficiency on acceleration, fuel economy and emissions of split-parallel hybrid electric vehicle. In: UNSPECIFIED.

Zulkifli, S.A. and Mohd, S. and Maharun, M. and Saad, N. and Aziz, A.R.A. (2012) Development of a retrofit split-axle parallel hybrid electric vehicle with in-wheel motors. In: UNSPECIFIED.

Abidin, E.Z.Z. and Ibrahim, A.A. and Aziz, A.R.A. and Zulkifli, S.A. (2012) Investigation of starting behaviour of a free-piston linear generator. Journal of Applied Sciences, 12 (24). pp. 2592-2597. ISSN 18125654

Fazal, I. and Karsiti, M.N. and Rama Rao, K.S. and Zulkifli, S.A. (2012) Modeling and simulation of moving iron linear generator (MILG). Applied Mechanics and Materials, 110-11. pp. 2464-2468. ISSN 16609336

Zulkifli, S.A. and Saad, N. and Mohd, S. and Aziz, A.R.A. (2012) Split-parallel in-wheel-motor retrofit hybrid electric vehicle. In: UNSPECIFIED.

Fazal, I. and Karsiti, M.N. and Zulkifli, S.A. and Ibrahim, T. and Rama Rao, K.S. (2010) Modeling and simulation of a moving-coil linear generator. In: UNSPECIFIED.

Zulkifli, S.A. and Karsiti, M.N. and A-Aziz, A.-R. (2009) Investigation of linear generator starting modes by mechanical resonance and rectangular current commutation. In: UNSPECIFIED.

Zulkifli, S.A. and Karsit, M.N. and Aziz, A.R.A. (2008) Rectangular current commutation and open-loop control for starting of a free-piston linear engine-generator. In: UNSPECIFIED.

Zulkifli, S.A. and Karsiti, M.N. and Aziz, A.R.A. (2008) Starting of a free-piston linear engine-generator by mechanical resonance and rectangular current commutation. In: UNSPECIFIED.