About Me

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Yaser Abdi received his Ph.D. in Solid State Physics from the University of Tehran, Tehran, Iran in 2009. He is currently an Associate Professor in the Department of Physics, University of Tehran. He is now interested in Nanophysics and Nanotechnology including field emission based devices, light-emitting from nanostructures and the application and the physical properties of nanostructures.


|Curriculum Vita|

Courses

Teaching, is one of my favorite scientific activities, in fact the most important one. Since 2009, I have been teaching various courses in the Department of Physics in Tehran University.

Undergraduate Level

Graduate Level

Advanced Quantum Mechanics I,II

Advanced Solid State I,II

Nanoparticles and Their Applications

Advanced Solid State Physics Laboratory

Courses For the Fall Semester of 2017

Quantum Mechanics I

My Students

  • Kazemi,Asieh sadat
    Postdoctoral Research Fellow
    (2016-Now)
    E-mail: asiehsadat.kazemi@ut.ac.ir

    Asieh sadat Kazemi received her PhD from University of Bath, UK in 2015, following a period of about a year at the same place doing a postdoc. Currently she is a postdoc fellow in Solid State Physics at University of Tehran. She is interested in exploring graphene electronic properties originating from quantum interference and quantum confinement via defects and nanostructures(from underlying substrates) with scanning probe techniques. She is also interested in exploiting graphene further as a membrane for various applications.

    Research Title: Water desalination with nanoporous graphene membrane and an experimental measurement of its mechanical stability
    Sasar,Mahdi
    PHD Candidate
    (2014-Now)
    E-mail: m.sasar@ut.ac.ir

    Mahdi Sasar received his bachelor (2012) and master degree (2014) in solid state physics in University of Tehran, where he is currently a PhD student. His M.Sc. research was on the quantum field theoretical treatment of the optical activity of different media. His PhD research is focused on piezo-electric and photo-catalytic properties of ZnO nanostructures and enhanced sensing properties of ZnO decorated 2D material like graphene and molybdenum disulfide.

    Thesis Title: Exploration of improved sensing capabilities of ZnO/GO and ZnO/MoS2 heterostructures by manipulating the photocatalytic and piezoelectric properties of ZnO nanostructures.
    Javadi,Mohammad
    PHD Candidate
    (2014-Now)
    E-mail: m_javadi_b@ut.ac.ir

    Mohammad Javadi received the M.Sc. degree in Nanophysics from University of Tehran (UT), Iran in 2014. Currently he is a Ph.D. candidate in condensed matter physics at UT. He is interested in electron transport properties of disordered materials and new generations of solar cells.

    Thesis Title: Monte Carlo random walk simulation of electron transport in confined porous TiO2.
    Jaberi,Reza
    M.Sc Student
    (2015-Now)
    E-mail: r.jab1371@gmail.com

    Reza Jaberi received the B.Sc. degree in Physics from University of Semnan, Iran in 2015. Currently he is a M.Sc. candidate in condensed matter physics at UT. He is interested in applications of nanostructures in MEMS and solid state electronic devices.

    Thesis Title: Nanostructures on Silicon-based Membranes for Sensor Applications.
    • Mazaheri,Ali
      PHD Candidate
      (2016-Now)
      E-mail: .com

      Ali Mazaheri received the B.Sc. degree in Physics from University of Tehran, Iran in 2013, and received the M.Sc. degree in Physics from University of Tehran in 2016. Currently he is a Ph.D. candidate in condensed matter physics at UT. He is interested in properties of graphene and graphene oxide.

      Thesis Title: Investigating the effect of strain on the properties of graphene and graphene oxide sheets for strain sensor applications
      Taherpour,Mahyar
      M.Sc Graduate
      (2014-2016)
      E-mail: mahyar.taherpour@gmail.com

      Mahyar Taherpour received the B.Sc. degree in Physics from Shahid Beheshti University (SBU), Tehran, Iran, and received the M.Sc. degree in Solid States Physics from University of Tehran in 2016. He is interested in Computational Physics, Electron transport properties of disordered materials and new generations of solar cells.

      Thesis Title: Investigation of Electron Transport in Nanostructured Solar cells based on Perovskite using Monte Carlo Random Walk Numerical Simulation.
      Ghadakchi,Alireza
      M.Sc Graduate
      (2014-2016)
      E-mail: a.ghadakchi@ut.ac.ir

      Alireza Ghadakchi received his B.Sc. degree in Condensed Matter Physics from University of Beheshti (SBU), Iranand received the M.Sc. degree in Solid States Physics from University of Tehran in 2016. He is interested in Silicon nanostrucures and their sensor applications.

      Thesis Title: Fabrication of silicon nano-srtucture in silicon single-crystal wafer and their sensor appliction.
      Ghods,Soheil
      M.Sc Student
      (2015-now)
      E-mail: soheilghods@yahoo.com

      Soheil Ghods received his B.Sc. degree in Physics from University of Tehran, Iran in 2015. Currently he is a M.Sc. candidate in condensed matter physics at UT. He is interested in applications of nanostructures in MEMS and solid state electronic devices.

      Thesis Title: Fabrication of thick-film capacitive pressure transducer.
    • Khamsavi,Anousha
      M.Sc Graduate
      (2014-2016)
      E-mail: anoushakhamsavi@gmail.com

      Anousha Khamsavi received her B.Sc. degree in solid state physics in University of Tehran (2012). She is currently a master’s degree student, working jointly with University of Tehran and Iran University of Science and Technology. Her research focuses on improving the sensitivity and applicability of carbon nanotube based glucose sensors.

      Thesis Title: An improved amperometric glucose sensor based on Nickel-seeded vertical carbon nanotubes.
      Mohtajeb,Mina
      M.Sc Graduate
      (2013-2016)
      E-mail: m_mohtajeb@yahoo.com

      Mina Mohtajeb received my B.Sc. degree in Solid State Physics from University of Tehran (UT) in 2013 and also received my M.Sc. in the same field from UT in 2016. I am interested in research and investigation about nanoparticles and graphene specifically studying the surface plasmon resonance in nanoparticles and the effect of graphene on the plasmonic characteristic of nanoparticles.

      Thesis Title:Investigating the surface plasmon resonance of nanoparticles in the vicinity of graphene.
      Jebreiil Khadem,Mohsen
      M.Sc Gratuade
      (2012-2014)
      E-mail: Mohsen.khadem@physik.hu-berlin.de

      Khadem has studied physics, bachelor and master at university of Tehran and currently is doctoral researcher in Humboldt University of Berlin. His main interest is studying anomalous diffusion of probe in different vivo and vitro medium using Fluorescence correlation spectroscopy (FCS), developing novel theoretical and experimental methods in analyzing data and performing measurements.

      Thesis Title: Investigating the electrical properties of patterned GO/ZnO for fabrication of gas sensors.
      Gholami,Mahdie
      M.Sc Student
      (2015-Now)
      E-mail: gholami.mahdiye@yahoo.com

      Mahdieh Gholami received the B.Sc. degree in physics from University of Tehran, Iran in 2015. Currently she is a M.Sc candidate in condensed matter physics at university of tehran.She is interested in applications of nanostructures in MEMs and solid state electronic devices.

      Thesis Title:Synthesis of monolayer MoS2 for optical sensor application.
    • Eslami,Javad
      M.Sc Graduate
      (2015-Now)
      E-mail: J.eslami@ut.ac.ir

      Javad Eslami received the B.Sc. degree in Condense matter physics in 2013 and researched in cancer trophy and drug delivery based on graphene. Since 2015, He have been studying in M.Sc. in Atomic and molecular physics and research on Bio-Optical sensors based on the Graphene/metal surfaces. He interested in research on graphene as a membrane for bio application.

      Thesis Title: fabrication of biosensor based on the Surface Plasmon resonance of Graphene/CNT/Ag thin film.

Research


I am interested in various aspects in Nanophysics and its relation with other fields of physics. Notably I am interested in :


Fabrication of dye sensitized solar cells, Modeling the electron transport In nano structured solar cells, Fabrication of gas sensors, Fabrication of field emission based nano-electronic devices, Fabrication of graphene based devices, Simulation of electrical properties of graphene and graphene nano-ribbons, Fabrication of optoelectronic devices



Research Experiences
Fabrication of branched carbon nanotubes and their applications on nano-sensors.

Fabrication and modeling of nano-crystalline materials.

Nanolithography using vertically grown carbon nano-tubes.

Fabrication of field emission display by nano tubes.

Fabrication of field emission transistor using encapsulated nano-structure.

Fabrication of CNT-based gas sensors.

Fabrication of 100 nm gate MOSFET using nano-tube-based nanolithography.

Fabrication of strain gauge on membrane.

Low temperature crystallization of Silicon and Germanium.

Fabrication of plasma display on glass and flexible substrate.


Journals (Link to google Scholar)
1) Y. Abdi, J. Derakhshandeh, P. Hashemi, S. Mohajerzadeh, F. Nayeri, E. Arzi and M.D. Robertson, H. Radamson, Light emitting nano-porous silicon structures fabricated using a plasma hydrogenation technique”, Material Science and Engineering B 124-125 (2005) 483–487

2) J. Derakhshandeh, Y. Abdi, S. Mohajerzadeh and H. Radomson, “Fabrication of 100nm gate length MOSFET’s using novel carbon-nanotube-based nano-lithography”, Material Science and Engineering B, 124–125 (2005) 354–358.

3) Y. Abdi, S. Mohajerzadeh, J. Koohsorkhi, H. Hoseinzadegan, “PECVD-grown Carbon-Nanotubes on silicon substrates suitable for nano-lithography”, Applied Physics Letters, 88. (2006) 1-3.

4) Y. Abdi, J. Koohsorkhi, J. Derakhshandeh, S. Mohajerzadeh, H. Hoseinzadegan, M.D. Robertson and C. Bennet, “PECVD-grown carbon nano-tubes on silicon substrates with a nickel-seed tip-growth structure”, journal of material science and Engineering C, 26 (2006) 1219 – 1223

5) Y. Abdi, Y. Komijani, S. Mohajerzadeh, “Realization of vertically aligned carbon Nanotubes on silicon substrates” International journal of nanoscience and nanotechnology, Vol. 1, pages 34-40, (2006).

6) P. Hashemi, Y. Abdi, S. Mohajerzadeh, A. Khajooeizadeh, and M.D. Robertson, “low temperature Hydrogenation-assisted nano crystalization and oxidation of amorphous silicon by RF PECVD” Journal of Applied Physics, vol 100, no. 10, Nov, (2006).

7) J. Koohsorhi, Y. Abdi, S. Mohajerzadeh, H. Hoseinzadegan, and E. Asl Soleimani “Novel Self-defined field-emission transisotrs using carbon nano-tubes” Journal of Carbon 44 (2006) 2797–2803.

8) K. Zandi, E. Arzi, N. Izadi, S. Mohajerzadeh, S. Haji, Y. Abdi, and E. Asl Soleimani “Study of bulk micromachining for (100) silicon” Eur. Phys. J. Appl. Phys. 35, (2006) , 7–12.

9) Y. Abdi, J. Koohsorkhi, S. Mohajerzadeh, S. Darbari and Z. Sanaie “Embedded vertically grown carbon nanotubes for field emission applications”, J. Vac. Sci. Technol. B 25(3) ,(2007) 822-828.

10) Y.Abdi, M. Jamei, P. Hashemi, S. Mohajerzadeh, M. D. Robertson, M. J. Burns, and J. M. MacLachlan “Visible photoluminescence from a nanocrystalline porous silicon structure fabricated by a plasma hydrogenation and annealing method” JOURNAL OF APPLIED PHYSICS 101, 044309 (2007)

11) M. Jamei, F. Karbassian, S. Mohajerzadeh, Y. Abdi, M.D. Robertson, “Fabrication of light-emitting diodes with a plasma hydrogenation of three dimensional nanocrystalline silicon thin films” IEEE Electron Device Letters 28, NO. 3,(2007) 207-210.

12) Y. Abdi, S. Mohajerzadeh and S. Darbari, “Both-end opened carbon nanotubes on silicon based membranes”, Physica E, 37 (2007) 226–230

13) Y. Abdi, P. Hashemi , S. Mohajerzadeh , M. Jamei ,M.D. Robertson , M.J. Burns , J.M. MacLachlan , “Silicon nano-crystalline structures fabricated by a sequential plasma hydrogenation and annealing technique ”, Thin Solid Films 516 (2008) 3172–3178.

14) Y. Abdi, S. Mohajerzadeh, J. Koohshorkhi, M.D. Robertson and J.C. Bennett, “A plasma enhanced chemical vapor deposition process to achieve branched carbon nanotubes”, Journal of Carbon. 46 (2008) 1611–1625

15) Y. Abdi, E. Arzi, and S. Mohajerzadeh “Effects of plasma power on the growth of carbon nanotubesin the plasma enhanced chemical vapor deposition method” Eur. Phys. J. Appl. Phys. 44, 149–153 (2008).

16) Y. Abdi, S. Mohajerzadeh, E. Arzi “Plasma assisted control on the growth of carbon nanotubes on patterned structures” Fullerenes, Nanotubes and Carbon Nanostructures, 17: 273–284, 2009

17) M.Pazoki, Y.Abdi and E.Arzi “Anomalous nucleation of gold nanoparticles on silicon substrate and monitoring the growth of ZnO nanowires on such structures” Eur. Phys. J. Appl. Phys. 47, 10602 (2009)

18) Y. Abdi, A. Ebrahimi S. Mohajerzadeh and M. Fathipour "High sensitivity interdigited capacitive sensors using branched treelike carbon nanotubes on silicon membranes" APPLIED PHYSICS LETTERS 94, 173507 (2009)

19) M. Baghgar, Y. Abdi, E. Arzi. JOURNAL OF PHYSICS D-APPLIED PHYSICS 42 (13) 135502 (2009).

20) M. Baghgar, Y. Abdi and E. Arzi “Effects of magnetic and electric fields on the growth of carbon nanotubes using plasma enhanced chemical vapor deposition technique” Eur. Phys. J. Appl. Phys. 48 (2) 20603 (2009)

21) O. Akhavan, M. Abdolahad, Y. Abdi and S. Mohajerzadeh. “Synthesis of titania/carbon nanotubes hetrojunction arrays for photodegradation of bacteria in visible light irradiation” Journal of Carbon 47 (14) 3280-3287 (2009).

22) Rostami H, Abdi Y, Arzi E “Fabrication of optical magnetic mirrors using bent and mushroom-like carbon nanotubes” CARBON 48 (13) 3659-3666 (2010).

23) Darbari S, Abdi Y, Mohajerzadeh S, et al. “High electron emission from branched tree-like carbon nanotubes suitable for field emission applications” CARBON 48 (9) 2493-2500 (2010).

24) Mehran M, Mohajerzadeh S, Sanaee Z, Abdi, Y. “Nanograss and nanostructure formation on silicon using a modified deep reactive ion etching” APPLIED PHYSICS LETTERS 96 (20) 203101 (2010).

25) Abdi Y, Mohajerzadeh S, Arzi E “Modeling catalyst nucleation for carbon nanotube growth by chemical-vapor and plasma-enhanced chemical-vapor deposition methods” JOURNAL OF NANOPARTICLE RESEARCH 12 (2) 521-528 (2010).

26) Darbari S, Abdi Y, Mohajerzadeh S “A novel gas sensor based on chemisorption and field ionization from branched carbon nanotubes” Eur. Phys. J. Appl. Phys. 52 3 (2010) 30602.

27) Akhavan O, Abdolahad M, Abdi Y, Mohajerzadeh S. “Silver nanoparticles within vertically aligned multi-wall carbon nanotubes with open tips for antibacterial purposes” JOURNAL OF MATERIALS CHEMISTRY 21 (2) (2011) 387-393.

28) Darbari S, Abdi Y, Ebrahimi A, and Mohajerzadeh S “Fabrication of Silicon-Based Actuators Using Branched Carbon Nano-Structures”, IEEE SENSORS JOURNAL, 11 (2011) 1535

29) Abdi Y, Khalilian M and Arzi E “Enhancement in photo-induced hydrophilicity of TiO2/CNT nano-structures by applying voltage” J. Phys. D: Appl. Phys. 44 (2011)

30) S Darbari, Y Abdi, F Haghighi, S Mohajerzadeh and N Haghighi “Investigating the antifungal activity of TiO2 nanoparticles deposited on branched carbon nanotube arrays” J. Phys. D: Appl. Phys. 44 (2011) 245401

31) S Darbari, Y Abdi, S Mohajerzadeh “Branched carbon nanotubes to realize a novel capacitive sensor and actuator device” Sensors and Actuators A 167 (2011) 389–397

32) G Rassam, Y Abdi, A Abdi “Deposition of TiO2 nano-particles on wood surfaces for UV and moisture protection” Journal of Experimental Nanoscience (2011), 1–9

33) A Malekan, Y Abdi, E Arzi “Dynamic study of a field emission sensor based on carbon nanotubes for acceleration and high frequency vibration sensing” Eur. Phys. J. Appl. Phys. 55, 10403 (2011)

34) N Haghighi, Y Abdi, F Haghighi “Light-induced antifungal activity of TiO2 nanoparticles/ZnO nanowires” Applied Surface Science 257 (2011) 10096– 10100

35) S Darbari, M Shahmohammadi, M Mortazavi, S Mohajerzadeh, Y Abdi, M Robertson “High performance multilayered nano-crystalline silicon/silicon-oxide light-emitting diodes on glass substrates” Nanotechnology (2011) 22, 375204

36) M Khalilian, Y Abdi, E Arzi “Formation of well-packed TiO 2 nanoparticles on multiwall carbon nanotubes using CVD method to fabricate high sensitive gas sensors” J Nanopart Res (2011) 13:5257–5264

37) M Ansari-Rad, Y Abdi, E Arzi “Monte Carlo random walk simulation of electron transport in Dye Sensitized Nanocrystalline Solar Cells; Influence of morphology and trap distribution” J. Phys. Chem. C 2012, 116, 3212−3218

38) S Darbari, F Karbassian, S Mohajerzadeh, Y Abdi, M Robertson, M Bluteau, T “Silicon-based Light Emitting Diodes on Silicon and Glass Substrates using a Low Temperature Multilayered Nanocrystalline Structure” Thin Solid Films 520 (2012) 5021–5028

39) A Sani, S Darbari, Y Abdi, E Arzi “Using bent carbon nanotubes for the fabrication of electromechanical switches” CARBON 50 (2012) 3635–3640

40) M Ansari-Rad, Y Abdi, E Arzi “Reaction Order and Ideality Factor in Dye-Sensitized Nanocrystalline Solar Cells: A Theoretical Investigation” J. Phys. Chem. C, 2012, 116 (20), pp 10867–10872

41) M Ansari-Rad, Y Abdi, E Arzi “Simulation of non-linear recombination of charge carriers in sensitized nanocrystalline solar cells” JOURNAL OF APPLIED PHYSICS 112, 074319 (2012)

42) N. Haghighi, Y. Abdi, and E. Arzi “Fabrication of low-pressure low-voltage field ionization gas sensor using pure and Al-doped ZnO nanowires” Eur. Phys. J. Appl. Phys. (2012) 58: 30401

43) F. Ostovari and Y. Abdi “Magnetic field enhanced hydrophilicity of Fe-TiO2 nanostructures” Eur. Phys. J. Appl. Phys. (2012) 58: 30402

44) Fatemeh Ostovari, Yaser Abdi and Foad Ghasemi “Controllable formation of graphene and graphene oxide sheets using photo-catalytic reduction and oxygen plasma treatment” Eur. Phys. J. Appl. Phys. (2012) 60: 30401

45) A. Ebrahimi, A. Pirouza, Y. Abdi, S. Azimi, S. Mohajerzadeh, “Selective deposition of CuO/SnO2 sol–gel on porous SiO2 suitable for the fabrication of MEMS-based H2S sensors” Sensors and Actuators B (2012) 173: 802-810

46) Meysam Pazoki, Nima Taghavinia, Yaser Abdi, Fariba Tajabadi, Gerrit Boschloo and Anders Hagfeldt “CVD-grown TiO2 particles as light scattering structures in dye-sensitized solar cells” RSC Advances, 2012, 2, 12278–12285

47) N. Ghobadi, Y. Abdi, "Device characteristics and tight binding based modeling of bilayer graphene field-effect transistor Current", Applied Physics 13 (2013) 1082e1089

48) F. Ostovari, Y. Abdi, S. Darbari, F. Ghasemi "Effects of electromechanical resonance on photocatalytic reduction of the free-hanging graphene oxide sheets" J Nanopart Res (2013) 15:1551

49) Yaser Abdi and Fatemeh Barati "Variable electron beam diameter achieved by a titanium oxide/carbon nanotube hetero-structure suitable for nanolithography" Nanotechnology 24 (2013) 055303 (7pp)

50) K. Khaliji, M. Noei, S. M. Tabatabaei, M. Pourfath, M. Fathipour, and Y. Abdi; "Tunable Bandgap in Bilayer Armchair Graphene Nanoribbons: Concurrent Influence of Electric Field and Uniaxial Strain"; IEEE Transactions on Electron Devices, Vol. 60, No. 8, pp. 2464–2470 (2013).

51) Yaser Abdi, Azadeh Malekan , Sara Darbari" High sensitivity field emission based sensors using carbon nanotubes on silicon tip for high frequency vibration sensing" Solid-State Electronics 82 (2013) 6–10

52) S Darbari, V Ahmadi, P Afzali, Y Abdi" Photocatalytic reduction of GO/ZnO to achieve GNRs for optoelectronic applications", Journal of Physics D: Applied Physics 46 (38), 385101

54) MirFaez Miri, Negar Otrooshi, and Yaser Abdi “Nanoemitter in the vicinity of an impedance plane” Vol. 30, No. 11 / November 2013 / J. Opt. Soc. Am. B

55) Zeinab Kiani, Yaser Abdi, Ezatollah Arzi “Low Temperature Formation of Silver and Silver-Copper Alloy Nano-Particles Using Plasma Enhanced Hydrogenation and Their Optical Properties” World Journal of Nano Science and Engineering, 2012, 2, 142-147

56) Parvaneh Afzali • Yaser Abdi • Ezatollah Arzi “Gated graphene/titanium dioxide-based photodetector” J Nanopart Res (2014) 16:2659

57) Y. Abdi, S.M. Jebreiil Khadem, P. Afzali “Resonantly excited ZnO nanowires for fabrication of high sensitivity gas sensor” Current Applied Physics 14 (2014) 227e231

58) M. Gharooni, M. Hosseini, S. Mohajerzadeh, M. Taghinejad, H. Taghinejad, and Y. Abdi “Realization of highly crystallographic three-dimensional nanosheets by a stress-induced oriented-diffusion method” APPLIED PHYSICS LETTERS 105, 043110 (2014)

59) S.M. Jebreiil Khadem, Y. Abdi , S. Darbari, F. Ostovari “Investigating the effect of gas absorption on the electromechanical and electrochemical behavior of graphene/ZnO structure, suitable for highly selective and sensitive gas sensors” Current Applied Physics 14 (2014) 1498e1503

60) N. Abdi • Y. Abdi • E. Nedaaee Oskoee • M. Sajedi “Electron diffusion in trap-contained 3D porous nanostructure: simulation and experimental investigation” J Nanopart Res (2014) 16:2308

61) S. Darbari • V. Ahmadi • P. Afzali • Y. Abdi •M. Feda “Reduced graphene oxide/ZnO hybrid structure for highperformance photodetection” J Nanopart Res (2014) 16:2798

62) Yaser Abdi, Negar Otrooshi, MirFaez Miri “Surface plasmon resonance of Ag nanoparticles in the vicinity of a high impedance surface” Current Applied Physics 14 (2014) 1287e1292

63) Parvaneh Afzali, Yaser Abdi, Ezatollah Arzi∗ “Directional reduction of graphene oxide sheets using photocatalyticactivity of ZnO nanowires for the fabrication of a high sensitiveoxygen sensor “Sensors and Actuators B 195 (2014) 92– 97

64) M.R. Mohammadizadeh, M. Bagheri, S. Aghabagheri, Y. Abdi “Photocatalytic activity of TiO2thin films by hydrogen DC plasma” Applied Surface Science 350 (2015) 43–49

65) M. Javadi and Y. Abdi “Monte Carlo random walk simulation of electron transport in confined porous TiO2 as a promising candidate for photo-electrode of nano-crystalline solar cells” JOURNAL OF APPLIED PHYSICS 118, 064304 (2015)

66) Mahta Monshipouri, Yaser Abdi “Field emission current from a junction field-effect transistor” J Nanopart Res (2015) 17:169

67) MS Alvar, M Javadi, Y Abdi, E Arzi “Enhancing the electron lifetime and diffusion coefficient in dye-sensitized solar cells by patterning the layer of TiO2 nanoparticles” Journal of Applied Physics 119 (11), 114302 (2016)

68) M Javadi, S Darbari, Y Abdi, F Ghasemi “Realization of a Piezophototronic Device Based on Reduced Graphene Oxide/MoS 2 Heterostructure” IEEE Electron Device Letters 37 (5), 677-680 (2016)

69) M Monshipouri, Y Abdi, Y Oh, S Bagiante, V Guzenko, S Tsujino, F Brunner, T Feurer “Electron emission from nanostructures triggered by optical and terahertz ultrafast pulses” Vacuum Nanoelectronics Conference (IVNC), 2016 29th International, 1-2 (2016)

70) M Monshipouri, M Behrooz, Y Abdi “First principle method for studying field emission current of carbon nanotubes” Vacuum Nanoelectronics Conference (IVNC), 2016 29th International, 1-2 (2016)

71) M Behrooz, M Monshipouri, Y Abdi “Atomistic study of field emission current from graphene nano-ribbon and effect of strain on field emission current” Vacuum Nanoelectronics Conference (IVNC), 2016 29th International, 1-2 (2016)

72) M Monshipouri, Y Abdi, S Darbari “Influence of light on field emission from carbon nanotube forests in presence of silver nanoparticles” Vacuum Nanoelectronics Conference (IVNC), 2016 29th International, 1-2 (2016)

73) M Javadi, Y Abdi, E Arzi “Local collection efficiency in the nano-crystalline solar cells” Solar Energy 133, 549-555 (2016)

74) M Javadi, S Alizadeh, Y Khosravi, Y Abdi “Electron Transport in Quasi‐Two‐Dimensional Porous Network of Titania Nanoparticles, Incorporating Electrical and Optical Advantages in Dye-Sensitized Solar Cells” ChemPhysChem (2016)

75) N Abdi, Y Abdi, Z Alemipour, E NedaaeeOskoee “Chemical diffusion coefficient in dye sensitized solar cells as a function of porosity and surface roughness” Solar Energy 135, 506-511 (2016)

International conferences
1. “Encapsulated Vertically Grown Carbon Nano-Tubes for Submicron and Nano-Lithography”; presented at Material Research Society (MRS) spring meeting, San Francisco, CA, March28-April1 (2005).Y. Abdi, J. Koohsorkhi, P. Hashemi, S. Mohajerzadeh, H. Hosseinzadegan and L.Rezaee.

2. “Anomalous tip growth of carbon nanotubes on silicon substrates using a PECVD method” presented at 207th Meeting of the Electrochemical Society, Inc. (ECS)- Quebec City, Canada May 15-20, 2005. J. Koohsorkhi, Y. Abdi, H. Hosseinzadegan, S. Mohajerzadeh, M.D. Robertson and C. Bennett

3. “Gated Field-emission Nano-Structures for carbon-based Nanolithography” presented at 207th Meeting of the Electrochemical Society, Inc. (ECS)- Quebec City, Canada May 15-20, 2005 Y. Abdi, J. Koohsorkhi, H. Hosseinzadegan, S. Mohajerzadeh, M.D. Robertson

4. “PECVD-grown Carbon-nano-tubes on Silicon Substrates with an anomalous Nickel-seeded Tip-growth structure” presented at EMRS Spring Meeting, Strasbourg, France, May 2005 Y. Abdi, J. Koohsorkhi, J. Derakhshandeh, S. Mohajerzadeh, H.Hosseinzadegan, M.D. Robertson and C. Benet

5. “Application of Encapsulated PECVED-grown Carbon Nano-Structure Field-Emission Devices in Nanolithography” presented at Nanotech, (2005) J. Koohsorkhi, Y. Adbi, S. Mohajerzadeh J. Derakhshandeh, H. Hosseinzadegan and A. Khakifirooz

6. “Application of carbon nanotubes in nano-lithography and nano-electronics” presented at Device Research Conference, USA, 2005. Y. Abdi, S. Mohajerzadeh, H. Hosseinzadegan, D. Shahrjerdi, M. Robertson and J.C. Bennett

7. “Application of carbon nanostructure for submicron nanolithography, using the emission current” presented at 13th Iranian Conference on Electrical Engineering, ICEE 2005, May 10- 12, 2005 University of Zanjan, I.R.Iran H. Hosseinzadegan, Y. Adbi, J. Koohsorkhi, S. Mohajerzadeh, E. Asl. Soleimani

8. “PECVD-grown Vertically-aligned carbon nano-tubes on silicon suitable for nano-transistor fabrication and nano-scale writing” presented at Canadian Semiconductor Technology Conference (2005). Y. Abdi, S. Mohajerzadeh, H. Hoseinzadegan, A. Khajooee, M.D. Robertson and J.C. Bennet

9. “Photoluminescence of nano structured silicon fabricated by hydrogenation” presented at condensed matter conference (2005) iran. Y.Abdi, P.Hashemi, S.Mohajerzadeh, E.Asl soleymani, E.Arzi, F.D.Nayyeri

10. “Low Temperature Metal-Free Fabrication of polycrystalline Si and Ge TFT's by PECVD Hydrogenation” presented at Material Research Society (MRS) spring meeting, San Francisco, CA, March28-April1 (2005). P.Hashemi, J.Derakhshandeh, B.Hekmatshoar, S.Mohajerzadeh, Y.Abdi, M.D.Robertson.

11. “Fabrication of Nano-crystalline Porous Silicon on Si substrates by a Plasma Enhanced Hydrogenation Technique” presented at Material Research Society (MRS) spring meeting, San Francisco, CA, March28-April1 (2005). Y.Abdi, P.Hashemi, F.D.Nayeri, A.Behnam, S.Mohajerzadeh, J.Koohsorkhi, M.D.Robertson. ; E.Arzi.

12. “Self-Defined PECVED-grown Carbon Field-Emission Transistors with Applications in Electron Diffraction” presented at Material Research Society (MRS) spring meeting, San Francisco, CA, March28-April1 (2005). J.Koohsorkhi, Y.Abdi, S.Mohajerzadeh, J.Derakhshandeh, L.Rezaee, M.D. Robertson.

13. “Light emitting Nano-porous silicon structures fabricated using a plasma hydrogenation technique” presented at EMRS Spring Meeting, Strasbourg, France, May 2005. Y. Abdi, J. Derakhshandeh, S. Mohajerzadeh, F. Nayeri, E. Arzi and M.D. Robertson

14. “Fabrication of 100nm Gate length MOSFETs using a novel carbon-nanotube-based nano-lithography” presented at EMRS Spring Meeting, Strasbourg, France, May 2005, J. Derakhshandeh, Y. Abdi, S. Mohajerzadeh, J. Koohsorkhi and M.D. Robertson

15. “Metal Free Crystallization of Silicon by RF-PECVD Hydrogenation in Low Temperatures” presented at Canadian Semiconductor Technology Conference (2005). P. Hashemi, A. Behnam, Y. Abdi, S. Mohajerzadeh, A. Khajooeizadeh and M. D. Robertson

16. “Growth of carbon nano-structures and their alloys on micro-cantilever made from silicon to fabricate atom-probe tips” presented at condensed matter conference (2005) iran B.Arvan, S.Mohajerzadeh, N.Izadi, Y.Abdi, S.Darbari, E.Arzi.

17 . “Low Temperature Growth of Nano-crystalline Silicon and Germanium Using RF Hydrogen Plasma with Application in Thin Film Transistors” presented at physics conference (2005) iran P.Hashemi, Y.Abdi, S.Mohajerzadeh, J.Derakhshandeh, B.Hekmatshoar, E.Arzi, M.D.Robertson.

18. “Very Low Temperature Growth of Silicon Oxide Using Oxygen Plasma and Nano-Crystalline Silicon with Application in Flexible Substrate Thin Film Transistors” presented at physics conference (2005) iran P.Hashemi, S.Mohajerzadeh, Y.Abdi, M.D.Robertson.

19. “feasibility study of nano-lithography using electron emission of DC_PECVD grown conical carbon nano-tubes” presented at condensed matter conference (2005) iran. Y.Abdi, J.Koohsorkhi, S.Mohajerzadeh, E.Arzi.

20. “Hydrogenation-Assisted Crystallization of Amorphous Silicon on Glass for Low Temperature Growth of Silicon Oxide Layers,” presented at the 21st International Conference on Amorphous and Nanocrystalline Semiconductors (ICANS 21), Lisbon, Portugal, September 2005. P. Hashemi, Y. Abdi, S. Mohajerzadeh, and M. D. Robertson

21. ” PECVD grown vertically embedded CNTs for field-emission displays and gated transistors” , Material Research Society (MRS) spring meeting, San Francisco, CA, March19-April1 (2006). Y.Abdi, J.Koohsorkhi, S.Mohajerzadeh, E.Arzi, M.D.Roberts, R.D.Thompson.

22. “Nano-scale MOSFET Devices Fabricated Using a Novel Carbon-Nanotube-based Lithography.” accepted to be presented at Material Research Society (MRS) spring meeting, San Francisco, CA, March19-April1 (2006). J.Derakhshandeh, Y.Abdi, S.Mohajerzadeh, M.Beikahmadi, E.Arzi, M.D.Robertson, J.C.Bennett.

23. “Nano-crystalline silicon thin film transistors on PET substrates using a hydrogenation- assisted metal-induced crystallization technique” accepted to be presented at Material Research Society (MRS) spring meeting, San Francisco, CA, March19-April1 (2006). A.Behnam, S.Haji, F. Karbasian, S.Mohajerzadeh, A.Ebrahimi, Y.Abdi, M.D.Robertson.