Prof. ÖZTOPRAK received his Ph.D. degree in Electrical and Electronic Engineering, University College London, University of London, U.K., in 1977.

He worked as a Research Engineer and as Administrator in United Kingdom between 1977 and 1986. He was appointed in EMU as Assistant Professor, Associate Professor and Professor in !986, 1988 and 1997 respectively. He served as Chairman of the Department of Electrical and Electronic Engineering (1989-1992),

Acting Director of the Institute of Graduate Studies and Research(1991-1993), Vice Rector for Academic Affairs(1992-2003) and as the Dean of Faculty of Engineering (2003-2004). He carried out research and development projects on Band Branching Microwave Filters Using Antenna Tecniques (University  College London ,RSRE) , Development of  High Gain Millimetre Wave Antennas at 94 GHz (MSDS) , Development of Beam Forming Networks on Microstrip (MSDS) , Designing and Establishing Indoor and Outdoor Millimetre Wave Antenna Measurement Facilities at MSDS. Prof. OZTOPRAK has published 29 sceintific articles and also  supervised  3 PhD and  one MSc Theses.

Abdullah Y. ÖZTOPRAK

Professor

BSc    1973  University College London, University of London

                    Electronic & Electrical Engineering

PhD   1977  University College London, University of London

                    Electronic & Electrical Engineering

RESEARCH AREAS

Microwaves and MmWaves, Lens Antennas,

 Multibeam Array Antennas, FDTD Method , ABC’s for FDTD

Selected Publications

1.        M. Kusaf and A. Y. Oztoprak,“ An Unconditionally Stable Split-Step FDTD Method for Low Anisotropy“, IEEE Microw. Wireless Compon. Lett., vol. 18, pp 224-226, Apr. 2008.

2.        O. Ramadan and A. Y. Öztoprak “Unconditionally stable Crank-Nicolson wave-equation PML formulations for truncating FDTD domains”, Electrical Engineering, vol. 89, pp 89-93, Dec. 2006

3.        M.  Kusaf and A. Y. Oztoprak, “Higher stability limits for the symplectic FDTD method by making use of Chebyshev polynomials,”IEEE Microw. Wireless Compon. Lett., vol. 16, pp. 579–581, Nov. 2006

4.        Kusaf M., Öztoprak A. Y., Daoud D., "Optimized Exponential Operator Coefficients for Symplectic FDTD Method",  IEEE Microwave and Wireless ComponentsLetters vol. 15, no. 2, pp. 86-88, Feb. 2005.

5.        O. Ramadan and A. Y. Öztoprak , “Z-Transform Implementation of the Perfectly Matched Layer for Truncating FDTD Domains”, IEEE Microwave and Wireless Components Letters, vol 13,no 9, pp 402-404, Sep 2003.

6.        O. Ramadan and Öztoprak, A.Y., “An Efficient Implementation of the PML for Truncating FDTD”, Microwave and Optical Technology Letters, vol 13, no 1, pp 55-60, Jan 2003 .

7.        O. Ramadan and Öztoprak, A.Y., “DSP techniques for implementation of perfectly matched layer for truncating FDTD domains, “Electronics Letters”, vol 38, no 5, pp 211-212, Feb 2002.

8.        R. Uyguroglu and Niazi (Öztoprak), A.Y.,” Designing Microstrip Transitions into Parallel-Plate Regions Using the FDTD Method ,” Microwave and Optical Technology Letters , vol 22, no 1, pp 81-84 Jun 1999.

9.        Naser A. Abu-Zaid, Niazi (Öztoprak), A.Y., and Haluk Tosun ,“ State-space formulation of two-dimensional electromagnetic scattering from dielectric cylinders,” Radio Science , vol 34, pp 297-309, Mar 1999.

10.     O. Ramadan and Niazi (Öztoprak), A.Y.,” Truncating FDTD computational domains with PML regions backed by lossy ABCs,” Microwave and Optical Technology Letters , vol 18, no 5, pp 328-331, Jan 1998