Research Groups

Signal Processing

Communication

Energy & Power

Solid State

Electromagnetic

Others

1. Signal processing

2. Communication

3. Energy & Power

4. Solid State

5. Electromagnetic

6. Others

1.   Signal processing  

Member: M. Rezwan Khan

Research Topic: System identification

[1] Ashfiqua Tahseen Connie, Fahmida Ferdousi, Mehtaz Sharmin, M. Rezwan Khan, ‘Identification of AR Parameters at a Very Low SNR using Estimated Spectral Distribution in DCT Domain’, IEE Proc. Vision, Image & Signal Processing, vol.153, no.2, April, 2006, pp.95-100.

[2] Fahmida Ferdousi, Ashfiqua Tahseen Connie, Mehtaz Sharmin, M. Rezwan Khan ‘System Identification at an Extremely Low SNR using Energy Density in DCT Domain’, IEEE Signal Processing Letters, Volume 12,  Issue 4,  April 2005 Page(s):289 – 292.

[3] Md. Kamrul Hasan and M. Rezwan Khan, ‘Identification of AR Systems at a Very Low SNR Using Cosine Modeling of Autocorrelation Function’, Journal of Signal Processing ( Japan), vol.7, no.1, Jan.2003

Research Topic: Speech processing

[1] Kazi Jamir Uddin Ahmed, Anisul Haque and M. Rezwan Khan, ‘Extraction of features for speaker recognition by inverse filtering’, accepted for publication in the Journal of Institute of Engineers, Bangladesh.

[2] M.Kamrul Hasan, Sayeef Salahuddin, M. Rezwan Khan, 'A Modified A priori SNR for Speech Enhancement Using Spectral Subtraction Rules', IEEE Signal Processing Letters, vol.11, no.4, April 2004, pp 450-453.

[3] M.Kamrul Hasan, Sayeef Salahuddin, and M. Rezwan Khan , 'Reducing Signal-bias from MAD estimated Noise Level for DCT Speech Enhancement', Signal Processing (Elsevier) vol.84, 2004, pp.151-162.

[4] M.S.Arefeen Zilany, Md.Kamrul Hasan and M.Rezwan Khan, 'Signal-Bias Compensated Noise Level For Wavelet Speech Enhancement', Journal of Signal Processing ( Japan), vol.7, no.1, Jan.2003.

[5] Md.Kamrul Hasan, Anowarul Fattah and M.Rezwan Khan, ‘Identification of AR Systems at a Very Low SNR Using damped Sinusoidal Model of Autocorrelation Function’, IEEE Signal Processing Letters, vol.10, no.6, June 2003, p157.

[6] M.K.Hasan, A.K.M.Z.Rahim Chowdhury, and M.Rezwan Khan, 'Identification of autoregressive signals in colored noise using damped sinusoidal model', IEEE Trans.on Circuits and Systems - I: Fundamental Theory and Applications, vol.50, no.7, July 2003, pp966-969.

[7] M.K.Hasan, M.S.A.Zilany and M.R.Khan, 'DCT speech enhancement with hard and soft thresholding criteria', Electronics Letters, vol.30, no.13, 20^th June, 2002, p669.

[8] S.Salahuddin, S.Z.Al Islam, Md.K.Hasan, M.R.Khan, 'Soft thresholding for DCT speech enhancement', Electronics Letters, vol.38, no.24, Nov.2002, p1605.

Member: Raqibul Mostafa

Research Topic: Signal Processing in Communication

[1]    Raqibul Mostafa, R. Gozali, R.C. Palat, M. Robert, W.G. Newhall, B.D. Woerner and J.H. Reed, “Design and Implementation of a DSP-Based MIMO System Prototype for Real-time Demonstration and Indoor Channel Measurements,” EURASIP Journal on Applied Signal Processing 2005:16, 2673–2685.

[2]   R. Mostafa, N. D. Tripathi, and J. H. Reed, “DSP Implementation of Communication Systems,” TI DSPFest, Houston, August 2000.

[3]   T. Biedka, C. Dietrich, K. Dietze, R. B. Ertel, B-K. Kim, R. Mostafa, W. Newhall, U. Ringel, J. H. Reed, D. Sweeney, W. L. Stutzman, R. J. Boyle, and A. Tikku, "Smart Antenna for Handsets," TI DSPFest, Houston, August 2000.

Member: Khawza I. Ahmed

Research Topic: Signal processing in education

[1] A. Spanias, V. Atti, A. Papandreou-Suppappola, K. I. Ahmed, M. Zaman and T. Thrasyvoulou, “On-line Signal Processing Using J-DSP", IEEE Signal Processing Letters, vol. - 11, issue: 10, pp.821-825 Oct. 2004.

[2] A. Spanias, K. I. Ahmed, A. Papandreou-Suppappola, and M. Zaman, “Assessment of the Java-DSP (J-DSP) On-Line Laboratory Software", in 33rd ASEE/IEEE FIE-03, Boulder, Colorado,USA, Nov. 5-8, 2003, vol. 1, pp. T2E 16-21.

[3] Md. Kamrul Hassan, Khawza I. Ahmed, and Yahagi, “Further Results on Autoregressive Spectral Estimation from Noisy Observations", Journal of the Institute of Electronics, Information and Communication Engineers (IEICE), Japan, vol.E84-A, no.2. pp. 577-588, Feb. 2001.

[4] M. K. Ahmed, K. I. Ahmed, “A Joint Technique for Autoregressive Spectral Estimation from Noisy Observations", in IEEE TENCON 2000 Proceedings, vol-2, Kuala Lumpur, Malaysia, Sep. 24-27, 2000, pp. 120-125.

Member: M. K. M. Rahman

Research Topic: Self-Organizing Maps

[1]      M. K. M. Rahman, W. P. Yang, T. W. S. Chow and Sitao Wu, “A Flexible Multi-Layer Self-Organizing Map for Generic Processing of Tree-Structured Data,” Pattern Recognition, vol. 40, no. 5, pp. 1406-1424, 2007.

Book Chapter:

[1] T.W.S. Chow, M. K. M. Rahman, “Extensions of Self-Organizing Maps to Handle Structured Data,” Neurocomputing Research Development, ISBN: 978-1-60021-931-3, Chapter 4, Editor: Hugo A. Svensson, pp. 107-139, Nova Science Publishers, Inc. 

Research Topic: Face Identification

[1]   T. W. S. Chow, M. K. M. Rahman, “Face Matching in Large Database by Self-Organizing Maps,” Neural Processing Letters, vol. 23, no. 3, pp. 305-323, 2006.

Research Topic: Image Classification and Retrieval

[1] T. W. S. Chow and M. K. M. Rahman, “A New Image Classification Technique using Tree-Structured Regional Features,” Neurocomputing, vol. 70, no. 4-6, pp. 1040-1050, 2007.

[2] T. W. S. Chow, M. K. M. Rahman and Sitao Wu, “Content Based Image Retrieval by Using Tree-Structured Features and Multi-Layer SOM,” Pattern Analysis and Applications, vol. 9, no. 1, pp. 1-20, 2006.

[3] S. Wu, M. K. M. Rahman and T. W. S. Chow, “Content-based Image Retrieval using Growing Hierarchical Self-Organizing Quadtree Map,” Pattern Recognition, vol. 38, no. 5, pp. 707-722, 2005.

Research Topic: Document Retrieval and Organization

[1] T. W. S. Chow and M. K. M. Rahman, “Multi-Layer SOM with Tree Structured Data for Efficient Document Retrieval and Plagiarism Detection,” IEEE Transactions on Neural Networks, vol. 20, no. 9, pp.1385-1402, Sept. 2009.

[2] M. K. M. Rahman and T. W. S. Chow, “Content-based Hierarchical Document Organization using Multi-Layer Hybrid Network and Tree-Structured Features,” Expert Systems With Applications, vol.37, no.4, pp. 2874-2881, 2010. DOI=10.1016/j.eswa.2009.09.002 http://dx.doi.org/10.1016/j.eswa.2009.09.002

[3] H. Zhang, T. W. S. Chow, and M. K. M. Rahman. “A New Dual Wing Harmonium Model for Document Retrieval,” Pattern Recognition.  vol.42, no.11, pp.2950-2960, November 2009. DOI=10.1016/j.patcog.2009.03.021 http://dx.doi.org/10.1016/j.patcog.2009.03.021

[4] T. W. S. Chow, H. Zhang, and M. K. M. Rahman, “A New Document Representation Using Term Frequency and Vectorized Graph Connectionists with Application to Document Retrieval,” Expert Systems With Applications, vol.36, no.10, pp.12023-12035, December 2009. DOI=10.1016/j.eswa.2009.03.008 http://dx.doi.org/10.1016/j.eswa.2009.03.008

[5] H. Zhang, T. W. S. Chow, and M. K. M. Rahman. “A novel dual wing harmonium model aided by 2-D wavelet transform subbands for document data mining,” Expert Systems With Applications, vol.37, no.6, pp.4403-4412, June 2010. DOI=10.1016/j.eswa.2009.11.088 http://dx.doi.org/10.1016/j.eswa.2009.11.088

Research Topic: Motor Fault Detection

[1] M.K.M. Rahman, T. Azam, and S.K. Saha, “Motor fault detection using vibration patterns,” Electrical and Computer Engineering (ICECE), 2010 International Conference on , vol., no., pp.486-489, 18-20 Dec. 2010. doi: 10.1109/ICELCE.2010.5700735

Research Topic: Shape from Shading

[1] M. K. M. Rahman, T. W. S. Chow, and Siu-Yeung Cho , “A segmentation based approach for shape recovery from multi-color images,” Control Automation Robotics & Vision (ICARCV), 2010 11th International Conference on , vol., no., pp.659-663, 7-10 Dec. 2010. doi: 10.1109/ICARCV.2010.5707932

2.   Communication  

Member: M. Rezwan Khan

Research Topic: Antenna and propagation

[1]       A.B.M. H. Rashid, Nasrin Sultana, M. Rezwan Khan and T. Kikkawa, ‘Efficient Design of Integrated Antenna on Si for On-chip Wireless Interconnect in Multi-layer Metal Process’, accepted for publication, Japanese Journal of Applied Physics.

Member: Raqibul Mostafa

Research Topic: Communication

[1]       R. Mostafa, G. M. Hasan, A. Kabir, A. Rahman, “Proposed Framework for the Deployment of Telemedicine Centers in Rural Bangladesh” International Journal on E-Health and Medical Communications (IJEHMC), 2(1), January-March 2011, pp. 55-72.

[2]       Raqibul Mostafa, A. Annamalai, and Jeffrey H. Reed, “Performance Evaluation of Cellular Mobile Radio Systems with Adaptive Interference Nulling of Dominant Interferers,” IEEE Transactions on Communications, vol. 52, No. 2, February 2004, pp. 326-335.

[3]       Raqibul Mostafa, Fakhrul Alam, and Kyung Kyoon Bae, “3G- Around the world and back again,” cover story in RF Design, February 2002, pp. 52-66.

[4]       R. Mostafa, G.M.A. E. Rahman, G. M. Hasan, A. Kabir, A. Rahman and S. Ashik, “Proposed Deployments to Provide E-Healthcare in Bangladesh: Urban and Rural Perspectives”, 12^th International Conference on E-Health Networking, Application and Services (IEEE HealthCom2010), 2010, pp. 361-366.

[5]       Raqibul Mostafa, Poonam Khanna, Woo Cheol Chung, Jin Woo Heo, Jeffrey H. Reed and Dong S. Ha, “Performance Evaluation of 2D Rake Algorithms for WCDMA-DL Applications at the Handset”, IEEE RAWCON 19-22 Sept. 2004 Page(s):367 - 370.

[6]       Fakhrul Alam, B. L. Patrick Cheung, Raqibul Mostafa, W.G. Newhall, B.D. Woerner and J.H. Reed,”Sub-band Beamforming for OFDM System in Practical Channel Condition”, VTC-2004 Fall, Volume 1, 26-29 Sept. 2004 Page(s):235 - 239.

[7]       Raqibul Mostafa, Kai Dietze, Richard B. Ertel, Carl Dietrich, Jeffrey H. Reed, and Warren L. Stutzman, “Wideband Characterization of Wireless Channels for Smart Antenna Applications,” RAWCON 2003, pp. 103-106.

[8]       Raqibul Mostafa, Max Robert, and Jeffrey H. Reed, “Reduced Complexity MIMO Processing for WLAN (IEEE 802.11b) Applications,” RAWCON 2003, pp. 171-174.

[9]       W. G. Newhall, R. Mostafa, C. Dietrich, C. R. anderson, K. Dietze, G. Joshi and J. H. Reed, “Wideband Air-to-Ground Radio Channel Measurements Using an Antenna Array at 2 GHz for Low-Altitude Operations”, IEEE MILCOM, Volume 2,  13-16 Oct. 2003 Page(s):1422 - 1427.

[10]    W. G. Newhall, R. Mostafa, K. Dietze, J. H. Reed and W. L. Stutzman, “Measurement of Multipath Signal Component Amplitude Correlation Coefficients Versus Propagation Delay,” 2002 IEEE Radio and Wireless Conference (RAWCON2002), 133-136.

[11]    R. Gozali, R. Mostafa, R. C. Palat, P.M. Robert, W.G. Newhall, B.D. Woerner and J.H. Reed, “MIMO Channel Capacity Measurements Using the VT-STAR Architecture”, VTC’ Fall 2002, pp. 884-888.

[12]    Fakhrul Alam, Raqibul Mostafa, Bing-Leung (Patrick) Cheung, Brian D. Woerner and Jeffrey H. Reed, “Frequency Domain Beamforming for OFDM System in Practical Multipath Channel”, International Conference on Electrical and Computer Engineering, December 26-28,2002, Dhaka, Bangladesh.

[13]    R. Mostafa, K. Dietze, R. C. Pallat, W. L. Stutzman, and J. H. Reed, “Demonstration of Real-time Wideband Transmit Diversity at the handset in an Indoor Wireless Channel,” VTC Fall 2001, pp. 2072-2076.

[14]    R. Mostafa, A Hannan, J. H. Reed, “Narrowband Transmit Diversity Measurements at the Handset for an Indoor Environment,” 3^rd International Conference on Information, Communications, and Signal Processing, Singapore, 2001.

[15]    R. Gozali, R. Mostafa, R.C. Palat, S. Marikar, P.M. Robert, W.G. Newhall, C. Beaudette, S.A. Tsiakkouris, B.D. Woerner and J.H. Reed, "Virginia Tech Space-Time Advanced Radio (VT-STAR)", RAWCON 2001, pp. 227-231.

[16]    Raqibul Mostafa, Ramesh C. Pallat, Uwe Ringel, Ashok A. Tikku, and Jeffrey H. Reed , “Closed-Loop Transmit Diversity Techniques for Small Wireless Terminals and Their Performance Assessment in a Flat Fading Channel” ETRI Journal, vol 34, No. 3, pp. 319-329, June 2012.

Member: Khawza I. Ahmed

Research Topic: Communication

[1]       S. J. Nawaz, K. I. Ahmed, M. N. Patwary, and N. M. Alam, “Superimposed Training Based Compressed Sensing of Sparse Multipath Channels", accepted for publication in IET Communications

[2]       K. I. Ahmed, C. Tepedelenlioglu, A. Spanias, M. N. Patwary, and H. Yu, “Error Probability Based Optimal Training for Linearly Decoded Orthogonal Space-Time Block Coded Wireless Systems." IET Communications, vol. 5, issue 11, pp. 1512-1529, July 2011

[3]       J. B. Mughal, K. I. Ahmed, A. H. Solaiman, and M. N. Patwary, “Subspace Compressive Sensing for Beamformed Cooperative Wireless Sensor Networks, " in 2011 IEEE Jordan Conference on Applied Electrical Engineering and Computing Technologies (AEECT), Amman, Jordan, Dec 6-8, 2011

[4]       S. K. Bolisetti., K. I. Ahmed, M. Patwary, and M. Abdel-Maguid, “Compressive parametric GLRT detector for airborne MIMO radar, " in Wireless Communications and Signal Processing (WCSP), 2011 International Conference on, Nanjing, China, nov. 9-11, 2011 pp. 1-5

[5]       K. I. Ahmed, M. Patwary, and H. Yu, “Performance enhancement of space time block coded mimo systems using training design," in Electrical and Computer Engineering (ICECE), 2010 International Conference on, pp. 706 709, 2010.

[6]       N. Begam, F. Rahman, and K. Ahmed, Analysis of propagation model performance in wimax (ieee 802.16e)-based wireless mobile vehicular networks, in Electrical and Computer Engineering (ICECE), 2010 International Conference on, pp. 714 717, 2010.

[7]       K. Ahmed, S. Kothuri, M. Patwary, and M. Abdel-Maguid, “Subspace compressive glrt detector for airborne mimo radar," in Communications (APCC), 2010 16th Asia-Paci_c Conference on, pp. 302-306, oct. 31-nov. 3 2010.

[8]       US patent no. 7,450,069, “Ranging System and Method", Heidari-Bateni; Ghobad, Ahmed; Khawza Iftekhar-Uddin, Olympus Corporation Technology of America (San Diego, CA) , Issued on: Novem-ber 11, 2008, Filed on: February 27, 2006, Application no.: 11/ 364,522

[9]       Md. Shahedul Amin, Ahmed-Ur-Rahman, Saabah-Bin-Mahbub, Khawza I. Ahmed1 and Zahidur Rahim Chowdhury, “Estimation of Direction of Arrival (DOA) Using Real-Time Array Signal Processing", in International Conference on Electrical and Computer Engineering, (ICECE), Dhaka, Bangladesh, Dec 20-22, 2008 pp:422 - 427

[10]       Khawza I. Ahmed, and Ghobad Heidari, “Improving Two-Way Ranging Precision with Phase-o_set Measurements", in Proceedings of IEEE Global Telecommunication (GlobeCom), San Francisco, CA, USA, Nov. 27 - Dec. 1, 2006, pp 1-6.

[11]       Khawza I. Ahmed, Cihan Tepedelenlioglu, and Andreas Spanias, “Optimal Training and Per- formance Analysis of Space-Time-Frequency Coded OFDM", in Proceedings of IEEE International Conference on Communications (ICC), Istanbul, Turkey, June 11-15, 2006, vol 7, pp 2929-2934

[12]       Khawza I. Ahmed, Cihan Tepedelenlioglu and Andreas Spanias, “PEP-based Optimal Training for MIMO Systems in Wireless Channels", in Proceedings of IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Philadelphia, PA, USA, March 18-23, 2005, vol.3, pp iii/793-iii/796.

[13]       Khawza I. Ahmed, Cihan Tepedelenlioglu and Andreas Spanias, “On the Performance of Optimal Training-based OFDM with Channel Estimation Error", in Proceedings of IEEE Global Telecommunication (GlobeCom) Conference, Dallas, TX, USA, Nov 27-30, 2004, vol-IV, pp 2404-08.

[14]       Khawza I. Ahmed, Cihan Tepedelenlioglu and Andreas Spanias, “Effect of Channel Estimation On Pairwise Error Probability in OFDM", in Proceedings of IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Montreal, Canada, May 17-21, 2004, vol-IV, pp. 745-748.

[15]       Khawza I. Ahmed, Cihan Tepedelenlioglu, and Andreas Spanias, “Performance of precoded OFDM with channel estimation error", IEEE Transactions on Signal Processing, vol. 54, issue 3, pp. 1165-1171, March 2006.

Member: Intekhab Alam

Research Topic: Optical Waveguide

[1] “Slot Waveguide by Using Double High-Mesa Structure for Optical Absorption Sensing”, Japanese Journal of Applied Physics, Vol. 49, DOI:10.1143/JJAP.49.122503

[2] “Design Theory of double high-mesa wire waveguide for infrared optical absorption spectroscopy”, IEICE Technical report, OPE 2009-133.

[3] “Design Theory of double high-mesa wire waveguide for infrared optical absorption spectroscopy”, Joint Conference of IEEE Kyushu Section, Japan, 2009.

[4] “LOW LOSS HIGH-MESA Si/SiO₂ WIRE WAVEGUIDES FABRICATED USING NEUTRAL LOOP DISCHARGE (NLD)PLASMA ETCHING FOR INFRARED ABSORPTION SPECTROSCOPY”, Micro optics Conference 2009, F3, Technical Digest.

[5] “Demonstration of Infrared absorption spectroscopy by using SOI-based Si/SiO₂ high-mesa waveguides”, IEICE Technical report, OPE 2008-108.

[6] “First Demonstration of Infrared Absorption Spectroscopy by using SOI-based Si/SiO₂ high-mesa waveguides”, Joint Conference of IEEE Kyushu Section, Japan, 2008.

[7] “Classification and properties of radiation and guided modes in Bragg fiber”, Journal of Optics Communications, February, 2005, 84-94.

[8] “Mirror fiber- Improvement in Optical Confinement”, OECC/COIN 2004, 13P-71, Yokohama, Japan.

[9] “Classification of guided and radiation modes in mirror fibers”, IEICE Technical report, OPE 2004, 18-30.

3.   Energy & Power  

Member: M. Rezwan Khan

Research Topic: Renewable Energy

[1] Shahriar A. Chowdhury, Monjur Mourshed, S.M. Raiyan Kabir, Moududul Islam,Tanvir Morshed, M. Rezwan Khan, Mohammad N. Patwary, ‘Technical appraisal of solar home systems in Bangladesh: A field investigation’, Renewable energy, vol.36, Issue 2, February 2011, pp. 772-78.

[2] Akeed A. Pavel, M. Rezwan Khan and N.E. Islam, ‘On the possibility of improving silicon solar cell efficiency through impurity photovoltaic effect and compensation’, Solid State Electronics, vol.54, issue11, Nov. 2010, pp. 1278-83.

[3] Akeed Ahmed Pavel and M. Rezwan Khan,"Exploitation of Density of States and Mobility Difference Between Holes and Electrons for High Efficiency Solar Cells," WSEAS TRANSACTIONS on ELECTRONICS, Issue 1,Vol. 1, Jan 2004, ISSN 1109-9445,pp 56-59. web: http://www.wseas.org.

[4] M. Rezwan Khan, A Stand Alone DC Microgrid for Electricity Supply in Rural Bangladesh, Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012);

[5] M. Rezwan Khan, Shahriar A. Chowdhury, Md. Fayyaz Khan, Reduced Battery Sizing in a Solar Home System with Respect to the Night Load and Solar Panel Size, Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012);

Research Topic: Electrical machine design

[1] M. Rezwan Khan, I Husain and M.F. Momen, ‘Lightly Ferromagnetic Rotor Bars for Three-Phase Squirrel Cage Induction Machines’, IEEE Transactions on Industry Applications Volume 40,  Issue 6,  Nov.-Dec. 2004 Page(s):1536 – 1540.

Research Topic: Power Electronics

[1] K.M.Rahman, M.Rezwan Khan and Md. Ali Choudhury, 'Implementation of Programmed Modulated Carrier HCC Based on Analytical Solution for Uniform Switching of Voltage Source Inverters', IEEE Trans. Power Electronics, vol.18, no.1, Jan. 2003, pp188-197.

Member: M. Fayyaz Khan

Research Topic: Power System

2. “A simple digital deadbeat controller for a laboratory servo system. A H. M. A. Rahim and M. F. Khan. Journal of the Institution of Engineers, Bangladesh. Vol-9, No.-1 January 1981, PP-17-21

3. A Linearised model for temperature sensitivity of p-n diodes. Solid Electronic Journal, USA. Authored by F. Khan & R. Khan.

4. Atmospheric moisture - A potential source of Energy. R. Khan, F. Khan & S. Islam. Renewable Energy, Vol-III, No. 8, PP 941-945, 1993, U.K.

5. Layer matching techniques for di-electric materials. R. Khan & F. Khan. ASME Vol. 52, PP 27-37.

6. Implementation of voice recognition technique for motor drive. Nahida Sultana et. Al. and M. Fayyaz Khan. Journal of Electrical Engineering, The Institution of Engineers, Bangladesh (IEB). Vol. EE 36, No.1 June 2009. Pp: 8-11.

7. Prospect of PV Home System for Promoting and Stimulating Economic Development of Rural Bangladesh, Journal of Elctrical Engineering, The Institution of Engineers, Bangladesh, Vol. EE 36, No. II, December 2009.

8. A voice operating System designed by the combination of VB6 and SAPI software. Nahida Sultana, M. Iqbal Hossain, M. Tanvir Ahmed and M. Fayyaz Khan. International Journal of Computer and Information Technology (IJCIT), July, 2010, The University of Asia Pacific (UAP), Volm.1, Issue-2, Pp 1-4.

9. A Practical Solution for Robotic Arm of The Towers of Hanoi Problem, A.S Zaforullah Momtaz, Md. Fayyaz Khan, Aloke K. Saha, K.S. Arefin. International Journal of Computer & Electrical Engineering, Singapore, Vol.3, No.4, August 2011, pp 583-586.

10. Design and Implementation of an efficient Natural Algorithm to solve Towers of Hanoi puzzle having multiple Towers and discs. A.S Zaforullah Momtaz, Md. Fayyaz Khan, M. Sajjad hossain, Aloke K. Saha, K.S. Arefin. International Journal of Engineering & Technology, IACSIT, Singapore, Vol.3, No.4, Aug. 2011, pp 334-337.

Conference:

1. A novel dehumidification technique using electric field. R. Khan, F. Khan & S. Islam. Got the best paper award in IEEE seminar, 1993, Wisconsin, USA.

2. Duty cycle based v/f control for induction motor drives. F. Khan & R. Khan. Presented the paper in IEEE seminar in Denver, USA, 1994.

  3. Design considerations for solar PV Home systems in Bangladesh. M. R. Khan & M. F. Khan, Proceedings of 2^nd International Conference on Electrical and Computer Engineering. PP 208-211.

  4. Short term solution of present power crisis in Bangladesh paper presented in IEB seminar on Engineer’s Day held in October 2006.

5. Performance Analysis of Parallel down load on Job scheduling in Time sharing Environment. KS Arefin, E, Ahmed, Fayaz Khan & A K Saha. 2^nd International Conference on Engineering Education for Sustainable Development[ICEESD 2009],organized by Faculty of Engineering, World University, Bangladesh. 19-20 December, 2009.

6. Energy cost calculations for a solar PV home system. M. Rezwan Khan & M. Fayyaz khan Proceedings of Ist international conference on the development of Renewable energy Technology, organized by United international University, Dhaka, Bangladesh, 17-19 December, 2009. Pp: 11-14

7. Performance Enhancement of Solar PV home system by diffused Reflection. Dewan Istiaque ahmed et. Al and M. Fayyaz Khan, Proceedings of Ist international conference on the development of Renewable energy Technology, organized by United international University, Dhaka, Bangladesh, 17-19 December, 2009. Pp: 96-99.

8.An efficient method of Solar Panel Energy Measurement System. Golam Mostafa and M. Fayyaz Khan. Proceedings of Ist international conference on the development of Renewable energy Technology, organized by United international University, Dhaka, Bangladesh, 17-19 December, 2009. Pp: 158-160.

9. Prospects of Electricity generation from the Municipal solid waste of Dhaka city. Akter Hamid khan and M. Fayyaz Khan. Proceedings of Ist international conference on the development of Renewable energy Technology, organized by United international University, Dhaka, Bangladesh, 17-19 December, 2009. Pp: 249-252.

10.Energy Efficient Machines. M. Fayyaz Khan, Proceedings of short course on Energy Efficiency,25-30 October, 2008, Centre for Energy Studies, BUET.

11. Performance Enhancement of PV solar System by Mirror Reflection. Internation, Rezwanur Rahman and M. Fayyaz khan. 6^th International Conference on Electrical and Computer Engineering (ICECE 2010), 18-20 December, 2010, Dhaka.

12. Prospect of Electricity generation from baggasse in Bangladesh accepted for presentation in International Conference & Exhibition on Renewable Energy & Energy Efficiency organized by World Renewable Energy Congress, Bali, Indonesia to be held from Oct. 17-19, 2011.

Research Topic: Solar PV

[1] Solar PV as an effective alternative to oil based lamp in rural Bangladesh. Hamid Khan, Fayyaz khan & Raqibul Mostafa. Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012); pp 375-378

[2] A comparative study on installation of Solar PV system for Grid and Non grid rural areas of Bngladesh. Maruf Hasan & M. Fayyaz Khan Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012); pp 243-247

[3] Reduced Battery sizing in a solar Home system with respect to the night load and solar Panel size. M. Rezwan Khan Shahriar A Chowdhury M. Fayyaz khan Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012); pp 248-251

[4] Application of Smart Grid Techniques for effective control in a mini grid. Rubayetur Rahim bhuiyan, raqibul mostafa, Fayyaz Khan Umama Zobayer Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012); pp 210-213

Research Topic: Bio Gas/ Renewables

[1] Community based Bio gas plant for Socio Economic Development of Rural Bangladesh Mominul Hasan M. Fayyaz khan,

[2] Feasibilty Study on the available renewable sources in the island of Sandwip Bangladesh for generation of electricity, Mominul Hasan Fayyaz Khan et. Al. Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012); pp 358-361

Member: Raqibul Mostafa

Research Topic: Artificial Intelligence in Power System

[1]       S. S. Ahmad, S. Rabbi, R. Mostafa, A. R. Bhuiya, Development of an expert system for restoring the service interrupted by sustained faults in a distribution system, Electrical Power System Research 26, pp. 101-108, 1993.

Research Topic: Renewable Energy

[1] Md. Rubayatur Rahim Bhuyian, Raqibul Mostafa, Md. Fayyaz Khan and Umama Zobayer, “Application of Smart Grid Techniques for Effective Control in a Mini-Grid System”, 2nd International Conference on the Developments in Renewable Energy Technology (ICDRET), 2012, pp. 210-213, 5-7 Jan. 2012.

[2] Khan, A.H.; Khan, M.F.; Mostafa, R. “Solar PV as an effective alternative to oil based lamp in the rural Bangladesh”, 2nd International Conference on the Developments in Renewable Energy Technology (ICDRET), 2012, pp. 375-378, 5-7 Jan. 2012.

Member: Md. Shahriar Ahmed Chowdhury

Research Topic: Renewable Energy & Power System

[1]       Shahriar A Chowdhury, Monjur Mourshed, Raiyan Kabir, Moududul Islam, Tanvir Morshed, M. Rezwan Khan, Mohammad N Patwary, Technical appraisal of solar home systems in Bangladesh: a field investigation, Journal of Renewable Energy, Vol. 36 (2), pp. 772- 778, Feb 2011.

Conference Papers:

[1]       Spiering, S., S. Chowdhury, D. Hariskos, A. Eicke, and M. Powalla: Evaporated Indium Sulfide as Buffer Layer in Cu(In,Ga)Se₂ Based Solar Cells , Proceedings of the 21st European Photovoltaic Solar Energy Conference and Exhibition (PVSEC), 2006, Dresden, Germany.

[2]       Konrad Blum, Shahriar A. Chowdhury, S. Samsundar: Reflection on Challenges of Research and Capacity Building in the Field of Photovoltaics from a Regional Perspective, Proceedings of the 21st European Photovoltaic Solar Energy Conference and Exhibition, 2006, Dresden, Germany, pp. 1847, September 4-8, 2006

[3]       Chowdhury, S.: CIGS Thin Film Solar Cell and Its Buffer Layer, Proceedings of the Alumni Summer School 2006: Photovoltaics, Oldenburg, Germany.

[4]       Shahriar A. Chowdhury: Potentials and Prospects of CIGS Thin Film Solar Cell, Postgraduate Program Renewable Energy Newsletter, , Vol.- 27, pp. 65- 69 2007, Oldenburg, Germany

[5]       Shahriar A. Chowdhury: Integration of Renewable Energy in Electrical Engineering Education: The Bangladesh Perspective, Postgraduate Program Renewable Energy Newsletter, Oldenburg, Germany, Vol.- 28, pp. 47- 54, 2008

[6]       Shahriar A. Chowdhury, S. M. Raiyan Kabir, S. M. Moududul Islam, Shakila Aziz, Monjur Mourshed, Konrad Blum, Hans-Gerhard Holtorf: Technical Issues of Solar Home Systems in Rural Bangladesh: A Post-installation Survey, Proceedings of the Symposium of Small PV-Applications, 2009, Ulm, Germany

[7]       Shahriar A. Chowdhury, A.T.M. Golam Sarwar, M. Rezwan Khan, Optimized Solar Home System Package Design: Bangladesh Perspective, Proceedings of the IEEE International Conference on the Developments in Renewable Energy Technology, Dhaka, Bangladesh, pp. 148-152, December 2009.

[8]       Shahriar A. Chowdhury, Vishwajit Roy, Shakila Aziz, Renewable Energy Usage in the Telecommunication Sector of Bangladesh: Prospect and Progress, Proceedings of the IEEE International Conference on the Developments in Renewable Energy Technology pp. 234-238, December 2009.

[9]       ix. Shahriar A. Chowdhury, S. M. Raiyan Kabir, S. M. Moududul Islam, A.T.M. Golam Sarwar, Radwanul Hasan Siddique: Performance of Solar Home Systems in Rural Bangladesh, Proceedings of the IEEE International Conference on the Developments in Renewable Energy Technology, pp. 143-147, December 2009.

[10]    Shahriar A. Chowdhury, S. M. Raiyan Kabir, S. M. Moududul Islam, Technical Appraisal of Solar Home System Equipments in Bangladesh, Proceedings of the International Conference on the Developments in Renewable Energy Technology (ICDRET’09), (Technical Cosponsored by IEEE), Dhaka, Bangladesh, pp. 153-157, December 17-19, 2009,

[11]    Shakila Aziz, Shahriar A. Chowdhury, Hirak Al-Hammad, Marketing and Financing of Solar Home Systems in Bangladesh: Assessment of Success, Proceedings of the IEEE International Conference on the Developments in Renewable Energy Technology, pp. 34-37, December 17-19, 2009.

[12]    Shakila Aziz, Shahriar A. Chowdhury, Carbon Trading and the Clean Development Mechanism: An Opportunity for Bangladesh, Proceedings of the IEEE International Conference on the Developments in Renewable Energy Technology, pp. 133-138, December 17-19, 2009.

[13]    Hans-Gerhard Holtorf, Shahriar A. Chowdhury, Shakila Aziz, Hans-Peter Gallenberger, Brunnstein Hütte: An Eco Friendly Off Grid Alpine Hut, Proceedings of the IEEE International Conference on the Developments in Renewable Energy Technology pp. 124-128, December 17-19, 2009,

[14]    S. M. Formanul Islam, Shakila Aziz, Shahriar A. Chowdhury: Renewable Energy Initiatives by Infrastructure Development Company Limited in Bangladesh, Proceedings of the IEEE International Conference on the Developments in Renewable Energy Technology pp. 202-206, December 17-19, 2009,

[15]    Shamsun Nahar, A.T.M. Golam Sarwar and Shahriar A. Chowdhury, A Theoretical Analysis of Optimizing Solar Irradiance: Bangladesh Perspective, Proceedings of the IEEE International Conference on the Developments in Renewable Energy Technology, Dhaka, Bangladesh, pp. 161-164, December 17-19, 2009.

[16]    Md. Zunaid Baten, Emran Md. Amin, Anika Sharin, Raisul Islam and Shahriar A. Chowdhury, Renewable Energy Scenario of Bangladesh: Physical Perspective, Proceedings of the IEEE International Conference on the Developments in Renewable Energy Technology, Dhaka, Bangladesh, pp. 225-229, December 17-19, 2009,

[17]    Md. Shahedul Amin, Kazy Fayeen Shariar, Md. Riyasat Azim and Shahriar A. Chowdhury, The potential of generating energy from Solid Waste Materials in Bangladesh, Proceedings of the IEEE International Conference on the Developments in Renewable Energy Technology, Dhaka, Bangladesh. pp. 139-144, December 17-19, 2009,

[18]    Shahriar A. Chowdhury, Shakila Aziz, Mahfuzur Rahman , Status of SHS Dissemination in Bangladesh: Experience with Technology, Financing and Quality Control , Proceedings of the 2^nd Symposium of Small PV-Applications, Ulm, Germany, pp. 82 - 87 , June 6-7 , 2011

[19]    Shahrear Mahmud, Shahriar A. Chowdhury, SEPIC Based Low Cost MPPT Charge Controller for Small Solar PV Systems, Proceedings of the 2^nd Symposium of Small PV-Applications, Ulm, Germany, pp. 149 -155, June 6-7 , 2011

[20]    Shakila Aziz, Shahriar Ahmed Chowdhury, A Real Options Approach to Evaluating the Profitability of Photovoltaic based Mini-Grids in Bangladesh, Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012);

[21]    Shakila Aziz, Shahriar Ahmed Chowdhury, A Description of Human Resource Development in the Solar Home System Industry in Bangladesh, Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012);

[22]    M. Rezwan Khan, Shahriar A. Chowdhury, Md. Fayyaz Khan, Reduced Battery Sizing in a Solar Home System with Respect to the Night Load and Solar Panel Size, Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012);

[23]    Shahriar Ahmed Chowdhury, Shakila Aziz, Solar-Diesel Hybrid Energy Model for Base Transceiver Station (BTS) of Mobile Operators, Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012);

[24]    Alireza Nateghi, Hossein kazemi Kargar, Shahriar Bagheri, Design and Implementation of Matrix Converter to Reduce the Effects of Wind Speed Fluctuations in PMSG Wind Turbine Generation System, Proceedings of 2nd International Conference on the Developments in Renewable energy Technology (ICDRET. January 2012);

4.   Solid State  

Member: M. Rezwan Khan

Research Topic: MOSFET

[1] Syed. S. Islam, M. Rezwan Khan and A.F.M. Anwar, 'Effects of impurity traps on gate current and trapped charge in MOSFETs', Solid State Electronics, vol.47, issue 2, Feb. 2003, pp 339-344.

[2] M.M.Chowdhury, S.Zaman, A.Haque and M.R.Khan ‘Determination of trap distribution in Gate-Oxide Region of Deep Submicron Metal-Oxide-Semiconductor Structure from Direct Tunneling Gate Current’, Applied Physics Letters, vol.80, no.12, 25 March, 2002.

[3]       K.Alam, S.Zaman, M.M.Choudhury, M.R.Khan, A.Haque,'Effects of inelastic scattering on direct tunneling gate leakage current in deep submicron metal-oxide-semiconductor transistors', Journal of Applied Physics, vol.92, no.2, July 15, 2002, p 937.

Member: Raqibul Mostafa

Research Topic: Quantum Mechanics

[1]       M. R. Khan and R. Mostafa, Calculation of the wave functions in the space charge region of a double-barrier resonant tunneling diode, with applications, Solid State Electronics, vol. 36, No. 11, pp. 1619-1622, 1993.

Member: Dr. Md. Iqbal Bahar Chowdhury

Research Topic: Si-Solar Cell

[1] Saha, S. K., Ferdaus, S. I., Reba, S. I. and Chowdhury, M. I. B., “Effect of Field Dependent Mobility and Simultaneous Consideration of Both SRH and Auger Recombination on the Analytical Modeling of Internal Quantum Efficiency of a Si-Solar Cell”, Accepted for presentation in TENCON 2011 organized by IEEE Indonesia Section, Bali, Indonesia, Nov. 21-24, 2011.

[2] Saha, S. K., Farhan, A., Reba, S. I,, Ferdaus, S. I. and Chowdhury, M. I. B., “An Analytical Model of Dark Saturation Current of Silicon Solar Cell Considering Both SRH and Auger Recombination”, Accepted for presentation in IEEE Regional Symposium on Micro and Nanoelectronics (IEEE-RSRM2011), Kota Kinabalu, MALAYSIA, Sep. 28-30, 2011.

Research Topic: Bipolar Junction Transistor

[1] Ferdaus, S. I., Saha, S. K., Yeazul. M, Hossain, K., Hossain, M. F. and Chowdhury, M. I. B., “Analytical Modelling of Base Transit Time Considering Recombination in the Non-uniformly Doped Base under Base Pushout Condition”, Accepted for presentation in TENCON 2011 organized by IEEE Indonesia Section, Bali, Indonesia, Nov. 21-24, 2011.

[2] Ferdaus, S. I., Yeazul, M., Hossain, K., Hossain, M. F., Sujoy, S. K. and Chowdhury, M. I. B., “Effect of Recombination on the Base Transit Time Model Considering Base Pushout”, Accepted for presentation in IEEE Regional Symposium on Micro and Nanoelectronics (IEEE-RSRM2011), Kota Kinabalu, MALAYSIA, Sep. 28-30, 2011.

[3] Chowdhury, M. I. B. and Hassan, M. M. Shahidul, “Analytical modeling of base transit time considering recombination in the non-uniformly doped base”, International Symposium on Humanities, Science & Engineering Research (SHUSER), Kuala Lumpur, Malaysia, pp. 117 - 122, June 05-07, 2011.

[4] Chowdhury, M.I.B. and Hassan, M.M.S., “Analysis of base transit time for a bipolar junction transistor considering base current”, International Conference on Electrical and Computer Engineering (ICECE), Dhaka, Bangladesh, pp. 20 - 24 , Dec. 18-20, 2010.

[5] Hassan, M.M.S. and Chowdhury, M.I.B., “Effect of majority carrier current on the base transit time of a BJT for exponential doping”, IEEE International Conference of Electron Devices and Solid-State Circuits (EDSSC), Hong Kong, pp. 1 – 4, Dec. 15-17, 2010.

[6] Chowdhury, M. I. B. and Hassan, M. M. S. “Base Transit Time of a Bipolar Transistor Consiudering Majority Carrier Current,” Journal of Institute Engineers, Bangladesh, vol. EEE 36, no. 1, pp.30-36, June 2009.

[7] Chowdhury, M.I.B. and Hassan, M.M.S. “Base transit time of a bipolar junction transistor considering majority-carrier current”, International Conference on Electrical and Computer Engineering (ICECE), Dhaka, Bangladesh, pp. 133 - 138, Dec. 20-22, 2008.

Research Topic: Hetero-Junction Bipolar Transistor

[1] Islam, S.M.M., Arafat, Y, Chowdhury, I.B., Khan, M.Z.R. and Hassan, M.M.S., “Base transit time of a Heterojunction Bipolar Transistor with Gaussian doped base”, International Conference on Electrical and Computer Engineering (ICECE), Dhaka, Bangladesh, pp. 127 – 130, Dec. 18-20, 2010.

Research Topic: MOSFET

[1] Chowdhury, M. I. B. and Haque, A., “Accurate determination of gate capacitance in deep submicron MOSFETs using an improved boundary condition”, International Conference on Electrical and Computer Engineering (ICECE), Dhaka, Bangladesh, Dec. 2001.

[2] Rahman, A., Haque, A. and Chowdhury, M. I. B., “On the use of appropriate boundary conditions to calculate the normalized wave functions in the inversion layers of MOSFETs with ultra-thin gate oxides”, Solid-State Electronics, vol. 44, pp. 1833-1836, 2000.

5.   Electromagnetic  

Member: Raqibul Mostafa

Research Topic: Wideband Microwave Measurements

[1]       R. Mostafa, W. Su, S. M. Riad, and I. L. Al-Qadi, "TEM Horn Antenna Design and Concrete Material Characterization," presented at the XXV-th General Assembly of the International Union of Radio Science, Lille, France, August 28 - September 5, 1996. (INVITED)

[2]       W. Su, R. Mostafa, S. M. Riad, and I. L. Al-Qadi, Characterization of Concrete Material using TEM Horn Antenna, Proc. of National Radio Science Meeting, Colorado, pp: 140, 9-13 January, 1996.

[3]       Al-Qadi, I. L., R. Mostafa, W. Su, and S. M. Riad, "Measuring Dielectric Properties of Concrete: New Methods," Structural Materials Technology: An NDE Conference, Hartsbower, P. E. and P. J. Pstolarski, Eds., San Diego, CA, Feb. 1996, pp. 16-27.

[4]       W. Su, R. Mostafa, S. M. Riad, and I. L. Al-Qadi, Dielectric Characterization of Concrete Slabs using TEM Horn Antenna, Proc. of National Radio Science Meeting, Colorado, pp:34, 3-7 January, 1995.

[5]       I. L. Al-Qadi, S. M. Riad, R. Mostafa and W. Su, Design and Evaluation of a Coaxial Transmission Line Fixture to Characterize Portland Cement Concrete, Proc. 6th Int. Conf. Structural Faults and Repairs, UK, pp. 337-347, 1995.

[6]       I. L., Al-Qadi, W. Su, S. M. Riad, R. Mostafa and O. Hazim, Coaxial Fixture Development to Characterize Portland Cement Concrete, Proc. of Symp. on Time Domain Reflectometry in Environment, Infrastructure and Mining Applications, SP 19-94, Illinois, pp. 443-452, 1994.

6.   Others  

Member: Dr. Md. Iqbal Bahar Chowdhury

Research Topic: Economic Model using Renewable Technology

[1] Rummana, R., Chowdhury, M. I. B. and Rashid, R. "Sustainable Waste Management Using Renewable Technology for Economic Empowerment of Rural Women in Bangladesh”, 2^nd International Conference on Solid Waste Management in Developing Countries, WasteSafe 2011, Khulna, Bangladesh, Feb. 13-15, 2011.

[2] Rummana, R., Chowdhury, M. I. B. and Rashid, R., “The Equation of Renewable Energy Technologies- The Gender Side- A model for empowering rural poor women in Bangladesh “, Fifth Biennial International Conference of Indian Association for Asian & Pacific Studies, Sikkim University; Sikkim, India, Dec. 10-12, 2010.

Research Topic: Engineering Education

[1] Rummana, R., Ferdaus, S. I., Rashid, R. and Chowdhury, M. I. B., “A Model for Mainstreaming Gender Perspective in Engineering Education in Bangladesh: Some Recommendations”, Accepted for presentation in TENCON 2011 organized by IEEE Indonesia Section, Bali, Indonesia, Nov. 21-24, 2011.

Member: M. Faisal Amir

Research Topic: RF Circuits

[1] Sadia Afroz, M. Faisal Amir, Anindya Saha “A 10Gbps UWB Transmitter for Wireless Inter-chip and Intra-chip Communication”, in Proc. ICECE 2010, Dhaka, Bangladesh, pp 104-107, 2010