Associate Professor

Electrical and Computer Engineering Department,

University of Tehran

P.O. 14395-515, Tehran, Iran

Office: +98-21-8011235

Fax: +98-21-8011235

email: smohajer@vlsi.uwaterloo.ca

                                   mohajer@chamran.ut.ac.ir

Ph.D. (Electrical Engineering)

University of Waterloo, Waterloo, ON, Canada, 1991--1995.

Area of Research: Semiconductor devices.

Thesis Title: Study of low energy ion beam deposition for realizing SiGe/Si heterostructures.

Thesis was nominated for the University of Waterloo Alumni Gold Medal.

Graduated with GPA 90/100.00.

M.Sc. (Electrical Engineering)

University of Waterloo, Waterloo, ON, Canada, 1990-1992.

Thesis Title:  A New Ion beam assisted deposition technique to fabricate SiGe/Si heterostructures.

Graduated with GPA 88/100.00.

Area of Research: Semiconductor devices.

B.Sc. (Electrical Engineering)

Sharif University of Technology, Tehran, Iran, 1983-1988.

Graduated with GPA 18.03/20.00,

Honored with distinguished graduate award.

§         Experience in design and fabrication of semiconductor gas sensors.

§         Experience in silicon and plastic micromachining.

§         Experience in the fabrication of large area displays and X-ray imagers.

§         Experience in low-temperature fabrication of polysilicon TFTs.

§         Experience in the epitaxial growth of semiconductor thin films, specially Si-Ge alloys.

§         Sound experience in plasma-assisted processing of oxygen-methane reaction.

§         Sound experience in fabrication of heterojunction devices.

§         Sound experience in ion-solid interactions.

§         Knowledge of epitaxial growth of III-V compounds.

§         Knowledge of characterizing heterostructure bipolar transistors.

§         Experience in device modeling using SUPREM-IV and PISCES-2B.

§         Knowledge of a variety of Si-based devices for sensor applications.

Sept. 1996 – Sept 2003         Assistant Professor, University of Tehran, currently associate professor

                                              Lecturer of several undergraduate courses on electronic circuits.

                                              Lecturer of a graduate course on semiconductor sensor technology.

Sept. 1996 – to date             Technical Director of Thin Film and Microsensors Laboratory, University of Tehran

                                            Supervising more than ten M.Sc. theses in ECE department.

June 1997 – to date              Senior Researcher, Catalysts and Reactions Laboratory, Dept. Chemical Eng., University of Tehran

                                            Co-supervising 7 M.Sc. theses on chemical sensors and OCM.

Mar. 2000 to Mar. 2002      Chair of Electronics Division, ECE Dept., University of Tehran.

[1]          S. Mohajerzadeh, C. R. Selvakumar and D. E. Brodie, “A low temperature ion-beam assisted deposition method for realizing SiGe/Si heterostructures” Solid State Electronics, vol. 37, no. 8, pp. 1467-1469, Aug. 1994.

[2]          S. Mohajerzadeh, A. Nathan and C. R. Selvakumar, “Numerical simulation of a p-n-p-n color sensor for simultaneous color detection” Sensors and Actuators A, vol. A 44, no.2, pp. 114-119, Aug. 1994.

[3]          S. Mohajerzadeh, C. R. Selvakumar, J. P. Noel and D. C. Houghton, “Early-voltage degradation in heterostructure bipolar transistors due to interface states” Solid State Electronics, vol. 38, no. 1, pp. 131-133, Jan. 1995.

[4]          S. Mohajerzadeh, C. R. Selvakumar, D. E. Brodie, M. D. Robertson, and J. M. Corbett, “Ion beam vapor deposition for Si epitaxy at low substrate temperatures” J. Applied Physics, vol. 78, no. 3, pp. 2057-2059, Aug. 1995.

[5]          S. Mohajerzadeh, C. R. Selvakumar, J. P. Noel and D. C. Houghton, “A field-assisted emission model of interface states in heterostructure devices”J. Applied Physics, vol. 78, no. 12, pp. 7382-7386, Dec. 1995.

[6]          S. Mohajerzadeh, C. R. Selvakumar, D. E. Brodie, M. D. Robertson, and J. M. Corbett, “Study of in-situ surface cleaning for Si and SiGe epitaxy on Si with a novel ion beam vapor/assisted deposition technique” Progress in Surface Science, vol. 50, n.1-4, pp. 347-356, 1995.

[7]          S. Mohajerzadeh, C. R. Selvakumar, D. E. Brodie, M. D. Robertson, and J. M. Corbett, “Ion beam vapor deposition technique for epitaxial growth of Si-Ge films on Si substrates” J. Vacuum Science and Technology A, vol. 14, no. 3, pp. 1963-1966, May-June 1996.

[8]          S. Mohajerzadeh and A. Nathan, “Modeling noise correlation behavior in dual-collector magnetotransistors using small signal equivalent circuit analysis” IEEE Trans. Electron Devices, vol. 43, no. 6, pp.883-886, June 1996.

[9]          S. Mohajerzadeh, C. R. Selvakumar, D. E. Brodie, M. D. Robertson, and J. M. Corbett, “A low-temperature ion vapor deposition technique for silicon and silicon-germanium epitaxy'', Canadian Journal of Physics, vol. 74, no.1, pp. S69-S73, 1996.

[10]       S. Mohajerzadeh, and C. R. Selvakumar, “A novel n⁺-polysilicon on n-silicon iso-type diode,”Canadian Journal of Physics, vol. 74, no.1, pp. S186-S188, 1996.

[11]       S. Mohajerzadeh, C. R. Selvakumar, D. E. Brodie, M. D. Robertson, and J. M. Corbett, “A low energy ion beam assisted deposition technique for realizing iso-type SiGe/Si hetero-interface diodes”Thin Solid Films, vol. 283, n. 1-2. pp. 182-187, Sept. 1996.

[12]       S. Mohajerzadeh and C. R. Selvakumar, “Simple model for low energy ion-solid interactions”J. Applied Physics, vol. 81, no. 7, pp. 3003-3006, April 1997.

[13]       S. Mohajerzadeh and C. R. Selvakumar, “ Fabrication of n⁺-n iso-type diodes with LPCVD-grown polysilicon on silicon structures,”IEEE Trans. Electron Devices, vol. 44, no. 11, pp. 2041-2043, Nov. 1997.

[14]       A. Khakifirooz, S. Haji, S. S. Mohajerzadeh, R. Shafiiha, E. Asl Soleimani,  “Piezoresistive thin-film germanium strain gauges with improved sensitivity,” Sensors and Materials, vol. 14, no. 2, pp. 67-76, May 2002.

[15]       A. Khakifirooz, S. Haji, and S. S. Mohajerzadeh, “UV-assisted nickel-induced crystallization of amorphous silicon,” Thin Solid Films, vol. 383, no. 1-2, pp. 241-243, Feb. 2001.

[16]       A. Khakifirooz, S. S. Mohajerzadeh, and S. Haji, “Field-assisted metal-induced crystallization of amorphous silicon films,” J. Vacuum Science and Technology. vol. 19, no. 5, pp. 2453-2455, Sept./Oct. 2001.

[17]       A. Khodadadi, S. Mohajerzadeh, A. M. Miri, and Y. Mortazavi, “Cerium oxide/SnO₂ -based semiconductors gas sensors with improved sensitivity to CO” Sensors and Actuators B. vol. B80, no. 3, pp.267-271, Oct. 2001.

[18]       L. Rezaee, A. Khakifirooz, and S. Mohajerzadeh, “Low-temperature, ultraviolet-assisted, metal-induced crystallization of silicon on glass”  J. of Non-Crystalline Solids, vol. 303, no. 2, pp. 232-236, May 2002.

[19]       K. Zandi, S. Haji, S. Mohajerzadeh, K. Naeli, M. Mozaffari and E. Asl. Soleimani, “Anisotropic etching of <100> silicon using a novel UV-HNA technique” vol. 14, no. 8, pp. 407-413, Sensors and Materials, 2002

[20]       M. Bagheripour, A. Khodadadi, and S. Mohajerzadeh, “Oxidative coupling of methane in a negative DC corona reactor at low temperature”, Canadian Journal of Chemical Engineering, vol. 81, no. 1, pp. 37-42, Feb. 2003

[21]       L. Rezaee, S. Mohajerzadeh and A. Khakifirooz, “Fabrication of poly-Si TFT's on glass with a novel method of back-reflecting low-temperature UV-assisted nickel-induced crystallization”, Solid State Electronics, vol. 47, no. 2, pp. 361-366, Feb. 2003.

[22]       R. Tarighat, B. Arvan, A. Goodarzi, S. Mohajerzadeh and M. Monavary, “DC plasma display panels with lateral structures” submitted to IEEE Transactions on Electron Devices.

[23]       J. Derakhshandeh, N. Golshani, S. Mohajerzadeh and E. Asl Soleimani, “Current assisted germanium-induced crystallization of amorphous silicon”, Thin Solid Films, vol. 427, no. 1-2, pp. 324-329, March (2003).

[24]       M. Valinasab, A. Khodadadi, S. Mohajerzadeh and A. Khaghani “ Temperature-dependent low-high transition in SnO₂-based gas sensors”, Sensors and Actuators, to be published.

[25]       D. Shahrjerdi, B. Hekmatshoar, L. Rezaee and S. Mohajerzadeh, “Low temperature stress-induced crystallization of germanium on plastic”,  Thin Solid Films, vol. 427, no. 1-2, pp. 330-334, March (2003).

[26]       B. Hekmatshoar, D. Sharjerdi, S. Mohajerzadeh, A. Khakifirooz, M. Robertson and A. Goodarzi, “Low temperature crystallization of germanium on plastic by externally applied compressive stress”, Journal of Vacuum Science and Technology A, vol. 21, no. 3, pp. 752-755, May/June (2003).

[27]       B. Sadeghi, S. Mohajerzadeh, N. Moradi, A. Moafi, B. Hekmatshoar and D. Shahrjerdi “Aluminum-Germanium thermocouples on Plastic” IEEE SensorsJournal, to be published.

[28]       N. Rajab-beigee, M. Elyasee, A. Khodadadi and S. Mohajerzadeh, and M. Sahimi “A novel miniaturized oxygen sensor with solid-state ceria-zirconia reference”, Sensors and Actuators B, vol. 100, no. 1-2, pp. 139-142, June 2004.

[29]       T. Maleki, S. Mohajerzadeh and A. Afzali-Kousha, “Plastic micromachining assisted by ultraviolet illumination”, IEEE Transactions on Electron Devices, , vol. 50, no. 8, p.1813-15, August (2003).

[30]       B. Esfandyarpour, S. Mohajerzadeh and A. Khodadadi, “Ultrahigh-sensitive tin-oxide microsensors for H₂S detection”,  IEEE journal of Senosrs, vol.4, no.4, pp.449-454, August (2004).

[31]       H. Hesamzadeh, B. Ganjipour, S. Mohajerzadeh, a. Khodadadi, Y. Mortazavi and S. Kiani, “PECVD-growth of carbon nanotubes using a modified tip-plate configuration”,  Carbon, vol. 42, no. 5-6, pp. 1043-1047, (2004)

[32]       B. Arvan, A. Khakifirooz, R. Tarighat, S. Mohajerzadeh A. Goodarzi, E.A. Soleimani and E. Arzi, “Atmospheric pressure chemical vapor deposition of titanium dioxide films from TiCl₄”, Materials Science and Engineering B, vol. 109, no. 1-3, pp. 17-23, June (2004).

[33]       D. Shahrjerdi, B. Hekmatshoar, S. Mohajerzadeh, A. Khakifirooz, and M.D. Robertson, “High Mobility Poly-Ge Thin-Film Transistors Fabricated on Flexible Plastic Substrates at Temperatures below 130°C”, Journal of Electronic Materials, vol. 33, no. 4, pp. 353-357, April (2004)

[34]       B. Esfandyarpour, S. Mohajerzadeh, S. Famini, A. Khodadadi and E. Asl Soleimani, “High sensitivity Pt-doped SnO₂ gas sensors fabricated using sol-gel solution on micromachined (100) Si substrates”, Sensors and Actuators B, vol.100, no. 1-2, pp. 190-194, June (2004)

[35]       P. Hashemi, J. Derakhshandeh, S. Mohajerzadeh, M.D. Robertson and A. Aryun, “Stress-assisted nickel-induced crystallization of silicon on glass”,  Journal of Vacuum Science and Technology A, vol. 22, no.3, pp. 966-970, May (2004).

[36]       B. Hekmatshoar, D. Shahrjerdi, S. Mohajerzadeh, A. Khakifirooz, M.D. Robertson and A. Tonita, “Low-temperature stress-assisted germanium-induced crystallization of silicon-germanium alloys on flexible polyethylene terephtalate substrates”,  Journal of Vacuum Science and Technology A, vol. 22, no. 3, pp. 856-858, May/June (2004).

[37]       B. Elyassi, N. Rajabbeigi, A. Khodadadi and S. Mohajerzadeh, “An yttria-doped ceria-based oxygen sensor with solid-state reference”, Sensors and Actutors B, to be published.

[38]       B. Sadeghi, M. Ghaforifard, S. Mohajerzadeh, T. Maleki and S. Mohammdi, “Anisotropic etching of PET Plastics for the fabrication of micro-gears”, Sensors and Actuators A, to be published.

[39]       B. Hekmatshoar, S. Mohajerzadeh, D. Shahrjerdi, M.D. Robertson and A. Aryun, “Stress-assisted lateral crystallization of germanium on PET”,  submitted to the Journal of Applied Physics.

[40]       S. Famini, S. Darbari and S. Mohajerzadeh “Hydorgenation-assisted anisotropic etchinig of (111) silicon wafers in KOH solutions”, to be submitted to Applied Physics Letters.

[41]       B. Hekmatshoar, S. Mohajerzadeh, D. Shahrjerdi, and M.D. Robertson, “Thin-film tunneling transistors on flexible plastic substrates based on stress-assisted lateral growth of polycrystalline germanium”, Applied Physics Letters, vol. 85, no. 6, pp. 1054-1056, August (2004).

[42]       J. Koohsorkhi, H. Hoseinzadegan, S. Mohajerzadeh,  E. Asl. Soliemani and Y. Arzi, “Plasma enhanced CVD growth of carbon nano-tubes suitbale for realization of self-aligned field-emission transisotrs on silicon substrates”, accepted for publication in Journal of Flurrene, Carbon and Nano-structures.

[43]       B. Hekmatshoar, A. Khajooie, S. Mohajerzadeh, D. Shahrjerdi and E. Asl Soleimani, “Fabrication of low temperature germanium transistors using a metal free crystallization technique”, accepted for publicatin in Materials Science in Semiconductor Processing

[44]       J. Koohsorhi, H. Hoseinzadegan, S. Mohajerzadeh “Novel Self-defined field-emission transisotrs using carbon nano-tubes” submitted to Applied Physics Letters.

[45]       B. Ganjipour, S. Mohajerzadeh, H. Hesamzadeh and A. Khodadadi, “Study the effect of pressure on the quality of carbon nano-tubes using a modified tip-plate PECVD technique”, submitted to the journal of Flurrene, Carbon and Nano-structures.

[46]       B. Esfandyarpour, S. Mohajerzadeh, A. Khodadadi and M.D. Robertson, “nano-crystalline high sensitivity SnO2 sensors for H2S detection”, submitted to Sensors and Actuators.

[47]       S. Famini, B. Esfandyarpour, S.  Mohajerzadeh and B. Hekmatshoar, “Anistropic etching of (111) and (100) silicon wafers using acidic solutions”, to be submitted to Sensors and Material.

[48]       S. Famini, B. Sadeghi, S. Mohajerzadeh, M. Sadeghi and B. Fallah, “Vertical etching of PET suitable for realization of three-dimensional RF passive devices on Si substrates”, to be submitted to Sensors and Actuators.

[49]       B. Hekmatshoar, S. Mohajerzadeh, D. Shahrjerdi and M.D. Robertson, “Operation and modeling of thin-film tunneling transistors”, to be submitted to IEEE Transactions on Electron Devices.

[50]     عباسعلي خدادادي – شمس الدين مهاجرزاده و فائزه باقري طار "زوج  اكسايشي  متان ( OCM   ) در رآكتور تخليه الكتريكي هاله منفي " نشريه دانشكده فني ، جلد 35 شماره 3 (1380).

[51]     عباسعلي خدادادي – شمس الدين مهاجرزاده و سهيلا خاقاني "بررسي رفتار سنسورهاي گاز مونوکسيد کربن و گاز هاي  اشتعال پذير بر پايه اکسيد قلع "  نشريه دانشکده فني جلد 37- شماره 4- اسفند ماه 1382 – صفحه 359-365.

[52]    آرش اخوان فومني – ليلا رضايي – شمس الدين مهاجرزاده و ابراهيم اصل سليماني " روش جديد رشد افقي کريستال سيليکان براي ساخت ترانزيستورهاي لايه نازک برروي شيشه"  نشريه دانشور – اسفند 1380 – سال نهم – شماره 37.

[53]    بهرام گنجي پور- فريد ناصح نيا -  شمس الدين مهاجرزاده – امير مسعود ميري و عزت­اله ارضي "نانو لوله هاي کربني برروي سيليکان بروش بخار شيميايي در حضور پلاسما و بروي کاتاليستهاي کبالت و نيکل " مقاله در حال بررسي مي باشد. 

[54]       S. Mohajerzadeh, C. R. Selvakumar and D. E. Brodie, “ A low temperature ion beam assisted deposition method for fabrication of SiGe-Si heterostructures,” 6th Canadian Semiconductor Technology Conference, Ottawa, ON, Canada, 1992.

[55]       S. Mohajerzadeh, C. R. Selvakumar, D. E. Brodie, M. D. Robertson and J.M. Corbett, “A new ion beam deposition technique for low temperature Si epitaxy,” Material Research Society, San Francisco, CA, April 1995.

[56]       S. Mohajerzadeh, C. R. Selvakumar, D. E. Brodie, M. D. Robertson and J. M. Corbett, “In-situ Surface cleaning for Si and SiGe epitaxy on Si with a novel ion beam vapor/assisted deposition technique,”Surface Canada, Waterloo, ON, Canada, May 1995.

[57]       S. Mohajerzadeh, C. R. Selvakumar, D. E. Brodie, M. Robertson, and J. Corbett, “A low temperature ion vapor deposition technique for silicon and silicon germanium epitaxy,”7th Canadian Conference on Semiconductor Technology, Ottawa, ON, Canada, Aug. 1995.

[58]       S. Mohajerzadeh and C. R. Selvakumar, “A novel n⁺-polysilicon on n-silicon iso-type diode,” 7th Canadian Conference on Semiconductor Technology, Ottawa, ON, Canada, Aug. 1995.

[59]       A. Nathan and S. Mohajerzadeh, “ Small signal equivalent circuit analysis of low frequency noise correlation behavior in dual-collector bipolar transistors,” Proc. Noise in Physical Systems and 1/f Fluctuations Conference, p. 474, Lithuania, 1995.

[60]       S. Mohajerzadeh, C.R. Selvakumar, D. E. Brodie, M. D. Robertson and J. M. Corbett, “ An ion beam vapor deposition technique for epitaxial growth of Si and SiGe films,” American Vacuum Society, Minneapolis, MN, Oct. 1995.

[61]       S. Mohajerzadeh, C. R. Selvakumar, D. E. Brodie, “ A low energy vapor beam deposition technique for realization of silicon-germanium heterostructures “, 4^th Iranian Conf. Elec .Eng.Tehran, 1996.

[62]       A. Khakifirooz, S. S. Mohajerzadeh, and R. Shafiiha, “A miniaturized thin-film germanium strain gauge,” Int. Conf. Microelectronics, pp. 71-74, 1999.

[63]       A. Khakifirooz, S. S. Mohajerzadeh, and E. Asl Soleimani, “A miniaturized thin-film germanium strain gauge suitable for mass-production,” IMACS/IEEE CSCC, pp. 3571-3574, 1999.

[64]       A. Khakifirooz, S. S. Mohajerzadeh, S. Haji, and E. Asl Soleimani, “Effect of copper-induced recrystallization on the piezoresistivity of germanium films,” MRS Spring Meeting, San Francisco, CA, April 2000.

[65]       A. Khakifirooz, S. Haji, and S. S. Mohajerzadeh, “UV-assisted nickel-induced crystallization of amorphous silicon,” Presented in E-MRS IUMRS ICEM, Strasbourg, France, May 2000.

[66]       A. Khakifirooz, S. S. Mohajerzadeh, and S. Haji, “Field-assisted metal-induced crystallization in amorphous silicon films,” presented in 47^th American Vacuum Soc. Symp, Boston, 2-6 Oct., 2000.

[67]       A. Khakifirooz, S. Haji, S. S. Mohajerzadeh, and E. Asl Soleimani, “Structural improvement of amorphous silicon using metal-induced crystallization,” presented at the 12^th Int. Conf. Microelectronics, Tehran, Iran, Oct. 31 – Nov. 2, 2000.

[68]       A. M. Miri, S. Mohajerzadeh, and A. Nathan, “A modified inverted-staggered structure for high performance low and high voltage a-Si:H TFTs,” presented at the 12^th Int. Conf. Microelectronics, Tehran, Iran, Oct. 31 – Nov. 2, 2000.

[69]       A. Khodadadi, S. Mohajerzadeh, A. Miri, and Y. Mortazavi, “Fabrication of SnO₂-based semiconductor gas sensors for combustible and pollutant gases,” presented at the 12^th Int. Conf. Microelectronics, Tehran, Iran, Oct. 31 – Nov. 2, 2000.

[70]       L. Rezaee, S. Mohajerzadeh, A. Khakifirooz, S. Haji, and E. Asl Soleimani, “A novel back-reflecting UV-assisted metal-induced crystallization,” presented in 2001 MRS Spring Meeting, San Francisco.

[71]       K. Naeli, S. Mohajerzadeh, A. Khakifirooz, S. Haji, and E. Asl Soleimani, “A new field-aided Ge-induced lateral crystallization of silicon,” presented in 2001 MRS Spring Meeting, San Francisco.

[72]       A. Goodarzi, A. Akhavan, S. S. Mohajerzadeh, M. Gitibin, A. Miri, A. Khakifirooz, and E. Asl Soleimani, “A novel lateral pixel structure for plasma display panels,” SID 2001, San Jose (USA).

[73]       L. Rezaee, S. Mohajerzadeh and A. Khakifirooz, “Low temperature ultra-violet assisted crystallization of a-Si for fabrication of thin film transistors on glass”, presented in  ISDRS, Maryland, Dec. 2001, USA.

[74]       L. Rezaee, S. Mohajerzadeh and E. Asl Soleimani, “Low temperature crystallization of amorphous silicon suitable for the fabrication of thin film transistors”, ICM 2001, Morroco.

[75]       A. Akhavan, A. goodarzi, s. Mohajerzadeh and E. Asl. Soleimani, “Flexible plasma display panels” ICM 2001, Morroco.

[76]       K. Zandi, S. Haji, S. Mohajerzadeh and E. Asl. Soleimani, “Ultra-Violet induced anisotropic etching of <100> using HNA solution”, ICM 2001, Morroco.

[77]       M. Mozaffari, A. Khodadadi, S. Mohajerzadeh and K. Valinasab,  “Low-High transition, lambda ratio sensors with SnO₂ based alloys”, ICM 2001, Morroco.

[78]       L. Rezaee, A. Akhavan, S. Mohajerzadeh and E. Asl Soleimani, “Low temperature UV-assisted metal induced lateral crystallization of a-Si on glass”, presented in MRS, 2002, Also recepient of MRS GSA silver medal.

[79]       A. Akhavan, L. Rezaee, S. Mohajerzadeh, J. Derakhshandeh and E. Asl. Soleimani “ Metal-free Germanium-induced crystallization of a-Si on glass”, presented in MRS conference, SanFrancisco, USA, April 1-4, 2002.

[80]       V. Raji, A. Khodadadi, S. Mohajerzadeh and M. Mortazavi, “Low-temperature high-yield oxidative coupling of methane in the presence of DC corona” 17^th Canadian Conference on Catalysts, Vancouver, Canada 1-5 June 2002.

[81]        B. Hekmat, D. Shahrjerdi, S. Mohajerzadeh and E. Asl Soleimani, “Low temperature stress-induced crystallization of germanium on plastic”, presented in EMRS, Strasburg, 2002.

[82]       J. Derakhshandeh, S. Mohajerzadeh and E. Asl Soleimani “Low-temperature germanium induced crystallization of silicon in the presence of electric current” presented in EMRS 2002, Strasburg, France.

[83]       M. Moradi, A. Moafi and S. Mohajerzadeh “Fabrication of Poly-germanium/aluminum thermopiles on flexible PET substrates”  First IEEE Conf. On Sensors,  Florida, USA 9-14 June, 2002.

[84]       A. Akhavan, A. Goodarzi, S. Mohajerzadeh and A. M. Miri, “Novel Phosphor-embeded PET substrates to realize DC-PDP’s” Euro-Displays, Nice, France, 2002.

[85]       A. Moafi, M. Moradi, S. Mohajerzadeh, A. Goodarzi and E. Asl. Soleimani, “Poly-Germanium based thermopiles on micro-memberane plastic”, Euro-Sensors, Czeck Republic, 2002.

[86]       A. Goodarzi, A Akhavan,S. Mohajerzadeh and V. Tavakol, “Lateral DC Plasma Display Panels with phosphor-embedded plastic as VUV-converting substrate”  Asian-SID, Singapore, Sep. 2-4 2002.

[87]       J. Derakhshandeh, S. Mohajerzadeh, A. Khakifirooz, M. D. Robertson, “Field assisted low temperature crystallization of silicon on glass in the presence of germanium”, presented at MRS conference, SanFrancisco, USA 2003.

[88]       D.Shahrjerdi, B. Hekmat-Shoar, A. Khakifirooz, S. Mohajerzadeh and M. Robertson, “low temperature stress-induced crystallization of germanium on plastic” presented in MRS meeting in SanFrancisco, 2003.

[89]       B. Esfandyarpuor, S. Famini, S. Mohajerzadeh and A. Khodadadi, “High sensitivity minituarized SnO2-based gas sensors using a sol-gel process”, EMRS, Strasbourg, France 2003.

[90]       A. Khakifirooz, M. Arvand, S. Mohajerzadeh and S. Tarighat, “Chemical vapor deposition of TiO2 on glass and silicon”, presented at European Material Research Society Conference,  June 10-13, Farnce (2003).

[91]       B. Hekmat-Shoar, D. Shahrjerdi, S. Mohajerzadeh and A. Khakifirooz, “High mobility low temperature polygermanium growth on plastic thin film transistor fabrication” presented at IEEE DRC conference, Salt-Lake city, USA 2003.

[92]       B. Ganjipor, H. Hesamzadeh, S. Mohajerzadeh and A. Khodadadi, “Tip-plate configuration for the growth of carbon nanotubes using a PECVD technique”, presented at EMRS’03, Strasbourg, June 10-13 (2003).

           [93]       N. Rajabbeigi, B. Elyasi, A. Khodadadi, S.S. Mohajerzadeh “A Novel Solid-State Reference Oxygen Sensor with Ceria-Zirconia basis”, presented at  EMRS, Strasbourg, 2003.

[94]       T. Maleki, S. Mohajerzadeh and S. Mohammadi “A novel ultra-violet assisted micromachining of Plastics” Euro-Senosrs, Portugal (2003).

[95]       B. Elyasi, N. Rajabbeigi, A. Khodadadi and S. Mohajerzadeh, “Miniaturized Ceria-based oxygen sensor” presented at Euro-sensors conference, Portugal, (2003).

[96]       B. Esfandyarpour, S. Mohajerzadeh, B. HekmatShoar, and N. Moradi, “High sensitivity SnO2-based microsensors for CO detection” presented at IEEE/Sensor conference, Toronto, Canada (2003).

[97]       B. Hekmatshoar, D. Shahrjerdi, S. Mohajerzadeh and A. Khakifirooz, “Stress-induced lateral growth of SiGe films on PET at reduced temperatures” presented at MRS meeting (Fall Session) Boston, (2003).

[98]       B. Sadghi, H. Kargar, S. Mohajerzadeh and T. Maleki, “SiGe micro-sensors on plastic” International conference on Microelectronics, Egypt (2003).

[99]       D. Shahrjerdi, B. Hekmatshoar,  S. Mohajerzadeh and S. Darbari “ Thin Film transistors on platic with high performance” ICM 2003, Egypt.

[100]    P. Hashmi, J. Derakhshandeh, S. Mohajerzadeh, M.D. Robertson and A. Aryun, “Stress-induced low temperature crystallization of silicon on glass substrates” Canadian Conference on Solid State, Ottawa, 2003.

[101]    D. Shahrjerdi, B. Hekmatshoar, S. Mohajerzadeh, M.D. Robertson, and A. Aryun, “Silicon-germanium polycrystalline films on flexible bases” presented at Canadian conference on Solid-state, (2003).

[102]    B. Hekmatshoar, D. Shahrjerdi, S. Mohajerzadeh and A. Afzali-Kousha, “high mobility low temperature thin film transistors on plastic”,  ICM’03,  Egypt.

[103]    A. Behnam, B. Hekmatshoar, S. Mohajerzadeh and B. Arvan, “Realization of titanium-oxide tunneling transistors on silicon substrates”,  Material Research Society meeting, SanFrancisco,  2004.

[104]    B. Hekmatshoar, D. Shahrjerdi, S. Mohajerzadeh, M.D. Robertson and A. Araun, “Growth of polycrystalline Ge and SiGe films on PET and Kapton substrates”, MRS’04, SanFrancisco, 2004.

[105]    B. Esfandyarpour, S. Mohajerzadeh and A. Khodadadi, “Nano-crystalline ultra-high sensitivity SnO₂-based thin film sensors for detection of CO and H₂S”,  10^th International Meeting on Chemical Sensors, Japan.

[106]    N. Rajab-beigi, B. Elyassee, A. Khodadadi, Y. Mortazavi and S. Mohajerzadeh, “High performance stable Ceria-doped Yittria-stablized Zirconia referenceless oxygen sensors” 10^th IMCS, Japan july 11-14 (2004).

[107]    M. Pourfayaz, A. Khodadadi, Y. Mortazavi and S. Mohajerzadeh, “High sensitivity SnO₂­-ceria sensors for alcohol detections”, presented at IMCS meeting, Japan, July 11-14 (2004).

[108]    R. Tarighat, B. Arvan, M. Monavary, S. Mohajerzadeh and A. Goodarzi, “Fabrication of lateral DC plasma display panels on glass substrates”  IEEE Conference on Plasma Science, USA, June 28-July 1^st (2004).

[109]    J. Koohsorkhi, H. Hoseinzadegan, S. Mohajerzadeh, S. Kiani and A. Khodadadi, “PECVD-grown carbon nanotubes suitable for realization of self-aligned field emission transistors” European Material Research Soceity, Strasbourg, France , May 24-28, (2004).

[110]    B. Esfandyarpour, S. Mohajerzadeh, A. Khodadadi and M.D. Robertson, “Detection of H₂S by tin-oxide microsensors” presented at  Microscopical Society of Canada, May 13-15 (2004).

[111]    P. Hashemi, J. Derakhshandeh, S. Mohajerzadeh, M.D. Robertson, A. Tonita and J.C. Bennet, “The investigation of stress-assisted nickel-induced crystallization of silicon on glass by TEM and SEM”, presented at MSC conference, (2004).

[112]    B. Hekmatshoar, D. Shahrjerdi, S. Mohajerzadeh, A. Khakifirooz, M.D. Robertson, J.C. Bennet and A. Tonita, “Scanning and transmission electron microscopy study of stress-assisted Crystallization of SiGe on plastic substrates”, MSC conference, May 13-15 (2004), Canada.   

[113]    D. Shahrjerdi, B. Hekmatshoar, S. Mohajerzadeh and E. Asl. Soleimani,  “Poly-germanium and poly-SiGe thin film transistors for the fabrication of simple invertor logic circuits on plastic” presented at EMRS, 2004, France.

[114]    B. Hekmatshoar, D. Shahrjerdi, S. Mohajerzadeh and M. Robertson, “High on/off ratio field effect tunneling transistors with poly-Ge on PET using stress assisted lateral crystallization” EMRS, May 24-28  (2004), Strasbourg, France.

[115]    B. Hekmatshoar, S. Mohajerzadeh, D. Shahrjerdi and M. Robertson, “Tunneling and depletion mode TFT’s fabricated by low-temperature stress-assisted Cu-induced lateral growth and metal-free crystallization of germanium”, presented at IEEE Device Research Conference, June 21-23 (2004).

[116]    J. Koohsorkhi, H. Hoseinzadegan, S. Mohajerzadeh and M. Robertson, “Novel self-defined field-emission transistors with carbon nano-tubes on silicon substrates”, IEEE DRC, USA, 2004.

[117]    S. Famini, B. Sadeghi, S.  Mohajerzadeh, B. Fallah and M. Sadeghi, “PET micromachining for realization of high aspect ratio three dimensional structures on silicon substrates”, to be presented at Euro-sensors, Sept 14-18, 2004.

        [118] علي خاكي فيروز ،سيد شمس الدين مهاجر زاده ، ابراهيم اصل سليماني ، ساخت وبررسي رفتار الكتريكي ديودهاي شاتكي   .ه    PtSi/Siهفتمين كنفرانس مهندسي برق ايران، 1378(

        [119] علي خاكي فيروز ،سيد شمس الدين مهاجر زاده ، ابراهيم اصل سليماني ، بررسي و ساخت كرنش سنجهاي لايه نازك ژرمانيوم روي ميكا ، هفتمين كنفرانس مهندسي برق ايران،1378

        [120] صابر حاجي ، علي خاكي فيروز ،سيد شمس الدين مهاجر زاده ، ابراهيم اصل سليماني ، بررسي مشخصه هاي الكتريكي واثرمغناطيسي هال در افزاره هاي لايه نازك ژرمانيم پلي كريستالي  ، هشتمين كنفرانس مهندسي برق ايران،1379

        [121] سيد شمس الدين مهاجر زاده ، علي خاكي فيروز،فاطمه صالحي ،مهرنوش گيتي بين و ابراهيم اصل سليماني ، ترموكوپل هاي مينياتوري و كاربرد آنها در ساخت حسگرهاي حرارتي وشارگاز ، هشتمين كنفرانس مهندسي برق ايران،1379

        [122] ليلا رضايي  ، كيانوش نايلي ، سيد شمس الدين مهاجر زاده ، علي خاكي فيروز و ابراهيم اصل سليماني،  بلوري كردن سيليكان بر روي شيشه در دماهاي پايين جهت ساخت ادوات الكترونيكي مساحت بزرگ ، نهمين كنفرانس مهندسي برق ايران،1380

        [123] امير گودرزي ، مهرنوش گيتي بين ، سيد شمس الدين مهاجر زاده ، فاطمه صالحي  ، مرتضي مظفري  و ابراهيم اصل سليماني، صفحه نمايشگرهاي مسطح پلاسمايي لايه نازك ،  نهمين كنفرانس مهندسي برق ايران،1380.

        [124] مرتضي مظفري، كاظم زندي ، سيد شمس الدين مهاجر زاده ، صاير حاجي و ابراهيم اصل سليماني ، ساخت و بررسي پلهاي ميكروني و غشاهاي نازك نيتريد سيليكان  برروي ويفر سيليكان (100). نهمين كنفرانس مهندسي برق ايران،1380

        [125] ابراهيم يوسف نژاد ، ليلا رضايي ، شمس الدين مهاجرزاده ، علي افضلي كوشا و ابراهيم اصل سليماني "لوله هاي نانوتيوبهاي كربني و كاربرد آنها در الكترونيك. اولين كنفرانس نانو تكنولوژي ايران ، تهران ، اسفند 1380.

        [126] مريم مرادي ، علي معافي ، شمس الدين مهاجرزاده ، ابراهيم سليماني "آرايه هاي ترموكوپلي با استفاده از تركيب ژرمانيم-فلز برروي شيشه" دهمين كنفرانس مهندسي برق ، تبريز ، ارديبهشت 1381.

        [127]ليلا رضايي ، آرش اخوان ، شمس الدين مهاجرزاده ، ابراهيم سليماني " ترانزيستورهاي لايه نازك برروي شيشه " ارائه در دهيمن كنفرانس مهندسي برق ، تبريز ، ارديبهشت 1381.

        [128] بهزاد اسفندياري ، مرتضي مظفري ، شمس الدين مهاجرزاده  و عياسعلي خدادادي "حسگرهاي گاز مينياتوري با پايه اكسيد قلع برروي سيليكان " ارائه در دهمين كنفرانس مهندسي برق ، تبريز، ارديبهشت  1381.

        [129] علي معافي ، مريم مرادي ، شمس الدين مهاجرزاده ، ابراهيم سليماني "حسگرهاي مادون قرمز با استفاده از پلي-ژرمانيم برروي پلاستيك" اولين كنفرانس سيستمهاي دفاعي هوشمند ، دانشگاه مالك اشتر ، تهران 1381.

        [130]  سهيلا خاقاني ، عياسعلي خدادادي و شمس الدين مهاجرزاده " رفتار سنسور پايه دی اکسيد قلع در حضور گازهاي قابل احتراق " ششمين كنگره ملي مهندسي شيمي ، دانشگاه صنعتي اصفهان (ارديبهشت 1380).

        [131]       فائزه باقري طار ، عياسعلي خدادادي و شمس الدين مهاجرزاده " زوج شدن اكسايشي متان  در پلاسماي سرد " ششمين كنگره ملي مهندسي شيمي ، دانشگاه صنعتي اصفهان (ارديبهشت 1380).

        [132]  بهاره صادقي مکي – تيمور ملکي – شمس الدين مهاجرزاده و امير مسعود ميري " ساخت ترموکوپلهاي با پايه ژرمانيم بسبلوري برروي بستر پلاستيکي " ششمين کنفرانس ماده چگال يزد (1381).

        [133]  فريد ناصح نيا – ابراهيم يوسف نژاد – شمس الدين مهاجرزاده – امير مسعود ميري و عزت اله ارضي " رشد و بررسي نانولوهاي کربني به روش انباشت بخار شيميايي پلاسمايي (PECVD) " ششمين کنفرانس ماده چگال يزد (1381).

        [134]  بهرام گنجي پور – حسين حسام زاده – شمس الدين مهاجرزاده – عزت اله ارضي و عباسعلي خدادادي " اثر کاتاليستهاي لايه نازک برروي رشد و هسته بندي نانولوهاي کربني در روش رسوب گذاري بخار شيميايي پلاسمايي و کااليستي و بررسي رفتار الکتريکي آنها " ششمين کنفرانس ماده چگال يزد (1381).

        [135]  مژگان خادم – فرشيد کرباسيان – فرزان فربيز – امين خورشيد احمد – اشکان بهنام و شمس الدين مهاجرزاده " رشد اکسيد سيليکان به روش بخار شيميايي و بررسي رفتار الکتريکي آن "  ششمين کنفرانس ماده چگال يزد (1381).

        [136]  مهرداد والي نسب – عباسعلي خدادادي و شمس الدين مهاجرزاده " رفتار  دما پايين  حسگرهاي SnO₂-Ceria  در حضور گازهاي قابل احتراق و هوا در حدود ناحيه استوکيومتري " هفتمين کنگره ملي شيمي ايران – دانشکده فني دانشگاه تهران (آبان 1381).

        [137]  حسين باقرپور – عياسعلي خدادادي و شمس الدين مهاجرزاده " تهيه پلي آنيلين رساناي حلاليت پذير " هفتمين کنگره ملي شيمي ايران – دانشکده فني دانشگاه تهران (آبان 1381).

        [138]  نفيسه رجب بيگي – بهمن الياسي – عباسعلي خدادادي و شمس الدين مهاجرزاده " ساخت و بررسي سنسور اکسيژن " هفتمين کنگره ملي شيمي ايران – دانشکده فني دانشگاه تهران (آبان 1381).

        [139]  عليداد نوروزي – عباسعلي خدادادي – فتح­اله پور فياض – يدا... مرتضوي و شمس الدين مهاجرزاده " بررسي اثرات دما و ارتقا دهنده ها بر حساسيت و انتخابگري نيمه هاديهاي پايه دي اکسيد قلع " هشتمين کنگره ملي شيمي ايران – دانشکده فني دانشگاه فردوسي مشهد (آبان 1382).

        [140]  محمد حسين حسام زاده – عباسعلي خدادادي – يدا... مرتضوي – شمس الدين مهاجرزاده – سعيد خالقي و بهرام گنجي پور "سنتز نانوله هاي کربني به روش کاتاليستي بخار شيميايي در حضور کاتاليست و پلاسما در فشار آتمسفريک" هشتمين کنگره ملي شيمي ايران – دانشکده فني دانشگاه فردوسي مشهد (آبان 1382).

        [141]  بهرام گنجي پور – حسين حسام زاده – ابراهيم يوسف نژاد – شمس الدين مهاجرزاده و عباسعلي خدادادي "رشد نانو تيوبهاي کربني برروي زير لايه سيليکان و کوارتز با روش رسوب دهي بخار شيميايي پلاسمايي جهت کاربرد در ميکروالکترونيک " يازدهمين کنفرانس مهندسي برق – شيراز ( ارديبهشت 1382).

        [142]  تيمور ملکي – بهاره صادقي – ابراهيم يوسف نژاد – محمد رضا غفوري فرد – شمس الدين مهاجرزاده – علي افضلي کوشا و ابراهيم اصل سليماني " زدايش ناهمسانگرد پلي اتيلن ترفتالايت به کمک اشعه ماورا بنفش " يازدهمين کنفرانس مهندسي برق – شيراز (ارديبهشت 1382).

        [143]  شمس الدين مهاجرزاده " ترانزيستورهاي لايه نازک برروي پلاستيک – پلاستيک الکترونيک" سخنراني عمومي در کنفرانس فيزيک ايران – شهريور 1382 (تبريز)..

        [144]  بهرام گنجي پور – شمس الدين مهاجرزاده و عزت اله ارضي "رشد نانولوهاي کربني با روش رسوب گذاري بخار شيميايي پلاسمايي در فشارهاي زياد " کنفرانس سالانه فيزيک و ماده چگال – تبريز (شهريور 1382).

        [145]  بهناز آرون – شمس الدين مهاجرزاده و عزت اله ارضي " لايه نشاني دي اکسيد تيتانيوم به روش رونشاني بخار شيميايي در فشار جو " کنفرانس سالانه فيزيک و ماده چگال – تبريز (شهريور 1382).

        [146]  اشکان بهنام- بهمن حکمت شعار طبري- شمس الدين مهاجرزاده و بهناز آرون " ترانزيستورهاي اثر تونلي با استفاده از اکسيد تيتانيوم برروي سيليکان" ارسالي به کنفرانس مهندسي برق ايران.

         [147]  فريد ناصح نيا – امير مسعود ميري – شمس الدين مهاجرزاده و عزت اله ارضي " تهيه نانو ذرات کاتاليست جهت رشد نانولوله هاي کربني به روش CVD  و مقايسه نتايج با مدل ترموديناميک هسته بندي " کنفرانس سالانه فيزيک و ماده چگال – تبريز (شهريور 1382).

        [148]  جواد کوهسرخي- هادي حسين زادگان – شمس الدين مهاجرزاده و عزت اله ارضي "نانو تيوبهاي کربني با روش بخار شيميايي پلاسمايي به صورت عمودي" ارائه شده در کنفرانس فيزيک123 -شهريور 1383

        [149]  هادي حسين زادگان – جواد کوهسرخي – شمس الدين مهاجرزاده و عزت اله ارضي "ترانزيستورهاي نانوتيوب کربن با اثر ميداني" ارائه شده در کنفرانس سالانه فيزيک.115-شهريور 1383

        [150]  جابر درخشنده  – پويا هاشمی – شمس الدين مهاجرزاده و آرش خواجويی زاده "بلوری کردن سيليکان بی شکل با کمک نيکل و تنش خارجی در دمای پايين" ارائه شده در کنفرانس سالانه فيزيک.115-شهريور 1383

1-     C. R. Selvakumar, S. Mohajerzadeh and D. E. Brodie, “ A low temperature ion-beam assisted deposition method for realizing SiGe/Si heterostructures,” U.S. Patent, No. 5,633,194, May 27, 1997.

2-     S. Mohajerzadeh, T. Maleki and S. Mohammadi “ Ultra-Violet induced anisotrpic solvent etching of PET”, U.S. patent filed with the University of Purdue (2003).

3-     A. Khodadadi, S. Mohajerzadeh, B. Elyassi, N. Rajab-beigi, A. Sahimi “solid-state reference YSZ-Ceria oxygen sensor” patent filed with the University of Southern California (2003).

4-     S. Mohajerzadeh, R. Tarighat, A. Goodarzi, B. Arvan  and A. Akhavan, “Flexible plasma display panels with a lateral DC structure” US patent being filed.

5-       S. Mohajerzdeh, S. Famini and S. Sadeghi, “Hydrogenation assisted anisotropic etching of (111) silicon wafers for realization of thin membranes”, US patent being filed.