- Process modeling, simulation, control and optimization
- Application of artificial neural network in modeling chemical systems
- Engineering education, especially cooperative learning and problem-based learning
M. Y. Khairiyah, Z. Tasir, J. Harun, S. A. Helmi, “Promoting Problem-based Learning (PBL) in Engineering Courses at the Universiti Teknologi Malaysia”, Global Journal on Engineering Education, Vol. 9, No. 2, 2005 (page 175 – 184).
R Isha, N. Saidina Amin and Khairiyah MY, “Carbon Dioxide Reforming to Syngas: Modeling Using Response Surface Methodology and Artificial Neural Network”, Jurnal Teknologi Siri F (pg 15-30,No. 43), December 2005
Azila N.M.A, Khairiyah Mohd yusof, Zubaidah HAR, Tan CPL, Wan Ashri WD, Atiya A.S, Sim SM. Variation of Problem-case Design in Problem-based Learning.Journal of Problem-Based Learning Volume 2 No 2 – 2004 in Electronic Journal of University of Malaya
Azila N. M. A., Khairiyah M. Y., Zubaidah H. A. R., Tan C. P. L. Wan Ashri W. D., Atiya A. S., and Sim SM. Creating interest and exploring implementation of cooperative learning (CL) or problem-based learning (PBL). Journal of Problem-Based Learning Volume 2 No 2 – 2004 in Electronic Journal of University of Malaya
K. Mohd. Yusof, A. Idris, Lim J. S. and N. A. Morad, “Artificial Neural Network Modeling of Steady State Chemical Engineering Systems”, Invited paper presented and published in the proceedings of Malaysia-Japan Seminar on Artificial Intelligence Applications in Industry, Kuala Lumpur, 24-25 June, 2003.