Najmeh Nozhat
Associate Professor of communications
Academic Appointments
- Associate Professor, Field and Wave Telecommunication Engineering
Honors & Awards
- Distinguished Researcher of Department of Electrical Engineering, Shiraz University of Technology, 2022.
- Distinguished Researcher of Fras Province, 2020.
- Distinguished Researcher of Department of Electrical Engineering, Shiraz University of Technology, 2019.
- Distinguished Researcher of Department of Electrical Engineering, Shiraz University of Technology, 2015.
- Distinguished Researcher of Department of Electrical Engineering, Shiraz University of Technology, 2014.
- Distinguished Researcher, Faculty of Electrical and Computer Engineering, K. N. Toosi University of Technology, 2011.
- Ranked 1st of PhD students, Faculty of Electrical and Computer Engineering (Telecommunication Field), K. N. Toosi University of Technology, 2009.
- Ranked 1st of M.Sc. students, Faculty of Electrical and Computer Engineering (Telecommunication Field), K. N. Toosi University of Technology, 2007 .
Contact
Email:
nozhat@sutech.ac.ir
Professional Education
- PhD: Telecommunication Engineering (Field and Wave), K. N. Toosi University of Technology, Tehran, Iran.
- Sabbatical leave: As a part of PhD study in the Center for Ultrahigh Bandwidth Devices for Optical Systems (CUDOS), University of Sydney, Sydney, Australia.
- MSc: Telecommunication Engineering (Field and Wave), K. N. Toosi University of Technology, Tehran, Iran.
- BSc: Telecommunication Engineering, Shiraz University, Shiraz, Iran.
Courses
BSc courses:
- Electromagnetic Fields and Waves
- Engineering Electromagnetics
- Computer Programming
- Advanced Engineering Electromagnetics
- Optical Communication Systems
- Optical Modulation
Current Research
- All-optical Telecommunication
- Nano-optics and Nano-photonics
- Plasmonic Devices
- Graphene-based Structures
- Nonlinear Optics
- Metamaterial
- Photonic Crystal
All Publications
Journals:
- A. Zareizadeh and N. Nozhat, “Investigation of a GST plasmonic gap structure as a switch and sensor,” Appl. Opt., vol. 62, pp. 6156-6162, 2023.
- M. Khodadadi, S. M. M. Moshiri, N. Nozhat, and M. Khalily, “Controllable hybrid plasmonic integrated circuit,” Sci. Rep., vol. 13, pp. 9983-1-20, 2023.
- M. Khodadadi, S. M. M. Moshiri, N. Nozhat, and M. Khalily, “Hybrid plasmonic rhombic nano-antenna with a dielectric director,” Opt. Mater. Express, vol. 13, pp. 1752-1764, 2023.
- S. Heidari and N. Nozhat, “Plasmonic wideband GST-based switch in the near-infrared region”, IET Optoelec., vol. 16, pp. 201-206, 2022.
- S. Heidari and N. Nozhat, “Wideband polarization-independent plasmonic switch based on GST phase change material”, Appl. Opt., vol.61, pp. 4068-4073, 2022.
- S. Heidari and N. Nozhat,”Graphene-based triple-band switch with circuit model method in far-ifrared region”, Opt. Quant. Elec., vol. 54, pp. 174-1-13, 2022.
- M. Khodadadi, N. Nozhat, and S. M. M. Moshiri, “Theoretical analysis of a graphene quantum well hybrid plasmonic waveguide to design an inter/intra-chip nanoantenna”, Carbon, vol. 189, pp. 443-458, 2022.
- N. Karampour and N. Nozhat, “Ultrafast all optical metamaterial THz switch by exploiting nanoparticle-enriched substrate nonlinearity and graphene resonators,” J. Opt. Soc. Am. B, vol. 38, pp. 2721-2727, 2021.
- Z. Nasehi and N. Nozhat,”Angle robust reflective subtractive color filter using titanium dioxide metasurface and aluminum mirrors,” Iranian J. Elec. Comput. Eng., vol. 18, pp. 268-272, 2021.
- S. M. M. Moshiri and N. Nozhat, “Smart optical cross dipole nanoantenna with multibeam pattern,” Sci. Rep., vol. 11, pp. 5047-1-12, 2021.
- M. S. Zare, N. Nozhat, and M. Khodadadi, “Wideband graphene-based fractal absorber and its applications as switch and inverter,” Plasmonics, vol. 16, pp. 1241-1251, 2021.
- S. M. M. Moshiri, N. Nozhat, and M. Khodadadi, “Dynamic beam-steering of graphene-based terahertz cross Yagi–Uda antenna with a theoretical approach,” J. Opt., vol. 23, pp. 015002-1-17, 2021.
- F. Baranzadeh and N. Nozhat, “High performance plasmonic nano-biosensor based on tunable ultra-narrowband perfect absorber utilizing liquid crystal,” Plasmonics, vol. 16, pp. 253-262, 2021.
- M. Khodadadi and N. Nozhat, “Theoretical analysis of a super-mode waveguide and design of a complementary triangular hybrid plasmonic nano-antenna”, IEEE J. Sel. Top. Quant. Electeron., In Press, 2020.
- M. Khodadadi, N. Nozhat, and S. M. M. Moshiri, “Theoretical analysis of a circular hybrid plasmonic waveguide to design a hybrid plasmonic nano-antenna”, Sci. Rep., In Press, 2020.
- S. M. M. Moshiri, M. Khodadadi, and N. Nozhat, “Theoretical analysis of ultra-fast multi-wavelength switch containing Kerr nonlinear material and its application as simultaneous AND and NOR logic gates”, Appl. Opt., vol. 59, pp. 6030-6040, 2020.
- M. Khodadadi, S. M. M. Moshiri, and N. Nozhat, “Theoretical analysis of a simultaneous graphene-based circular plasmonic refractive index and thickness bio-sensor”, IEEE Sensors J., vol. 20, pp. 9114-9123, 2020.
- M. Nejat and N. Nozhat, “Multi-band MIM refractive index biosensor based on Ag-air grating with equivalent circuit and T-matrix methods in near-infrared region”, Sci. Rep., vol. 10, pp. 6357-1-12, 2020.
- M. Nejat and N. Nozhat, “Analytical methods of equivalent circuit model and transmission matrix for a plasmonic switch with sensing capability in near-infrared region”, Plasmonics, vol. 15, pp. 1459-1470, 2020.
- M. Nejat and N. Nozhat, “Sensing and switching capabilities of a graphene-based perfect dual-band metamaterial absorber with analytical methods”, J. Opt. Soc. Am. B, vol. 37, pp. 1359-1366, 2020.
- M. Nejat and N. Nozhat, ”Sensing and switching capabilities of a tunable GST-based perfect absorber in near-infrared region,” J. Phys. D: Appl. Phys., vol. 53, pp. 245105-1-11, 2020.
- M. Khodadadi, N. Nozhat, and S. M. M. Moshiri, “High gain and wideband on-chip hybrid plasmonic V-shaped nano-antenna”, J. Opt., vol. 22, pp. 035005-1-17, 2020.
- M. Khodadadi, N. Nozhat, and S. M. M. Moshiri, “Analytic approach to study a hybrid plasmonic waveguide-fed and numerically design a nano-antenna based on the new director”, Opt. Express, vol. 28, pp. 3305-3330, 2020.
- M. Nejat and N. Nozhat,” Ultrasensitive THz refractive index sensor based on a controllable perfect MTM absorber” IEEE Sensors J., vol. 19, pp. 10490-10497, 2019.
- M. Nejat and N. Nozhat,” Design, theory and circuit model of wideband, tunable and polarization-insensitive terahertz absorber based on graphene” IEEE Trans. Nanotechnol., vol. 18, pp. 684-690, 2019.
- N. Khalili Palandi, N. Nozhat, and R. Basiri, “Design and fabrication of small and low profile microstrip monopole antenna using CRLH-TL structures,” J. Electromag. Waves Appl., vol. 33, pp. 1749-1763, 2019.
- S. M. M. Moshiri, M. Khodadadi, and N. Nozhat, “Compact and wideband bandpass filters with analysis of the CRLH-TL characteristics based on stepped impedance,” AEU- Int. J. Electron. Commun., vol. 108, pp. 96-106, 2019.
- R. Rashiditabar and N. Nozhat, “Narrow and wide band tunable absorbers based on gold squares dispersed in liquid crystal,” Opt. Quant. Elec., vol. 51, pp. 169-1-10, 2019.
- Z. Nasehi and N. Nozhat, “Liquid crystal based tunable plasmonic subtractive color filters,” Opt. Commun., vol. 445, pp. 96-100, 2019.
- F. Baranzadeh and N. Nozhat, “Tunable metasurface refractive index plasmonic nano-sensor utilizing ITO thin layer in near-infrared region,” Appl. Opt., vol. 58, pp. 2616-2623, 2019.
- M. S. Zare, N. Nozhat, and R. Rashiditabar, “A strong controllable absorber using graphene-metal nanostructure”, J. Modern Opt., vol. 66, pp. 7-16 2018.
- S. Amiri and N. Nozhat, “Improvement of the bulk sensitivity and FoM of the plasmonic nanodipole antenna array,” Iranian J. Information Commun. Technol., vol. 9, pp. 27-33, 2018.
- M. Sharifi, N. Nozhat, and E. Zareian Jahromi “Improving the directivity of the plasmonic sectoral horn nanoantenna using lens in its aperture,” Iranian J. Information Commun. Technol., vol. 9, pp. 21-26, 2018.
- Z. Mohebbi, N. Nozhat, and M. Khodadadi, “All-optical simultaneous AND & XOR logic gates based on nonlinear micro-ring resonator”, J. Modern Opt., vol. 65, pp. 2326-2331, 2018.
- N. Karampour and N. Nozhat, “Infrared-visible ultra-wide band polarization-independent metamaterial absorber utilizing low conductivity π-shaped element”, Plasmonics, vol. 13, pp. 2395-2403, 2018.
- R. Rashiditabar, N. Nozhat, and M. S. Zare, “Tunable plasmonic absorber based on TiN‑nanospheres liquid crystal hybrid in visible and near-infrared regions,” Plasmonics, vol. 13, pp. 1853-1859, 2018.
- N. Nozhat, “Tunable terahertz plasmon induced transparency with aperture-side-coupled disk resonators”, Opt. Eng., vol. 56, pp. 057101-1-6, 2017.
- M. S. Zare, N. Nozhat, and R. Rashiditabar, “Tunable graphene based plasmonic absorber with grooved metal film in near infrared region”, Opt. Commun., vol. 398, pp. 56-61, 2017.
- N. Karampour and N. Nozhat, “Ultra-wideband polarization insensitive UT-shaped metamaterial absorber,” Photon. Nanostruct. Fund. Appl., vol. 24, pp. 35-40, 2017.
- N. Nozhat, H. Alikomak, and M. Khodadadi, “All-optical XOR and NAND logic gates based on plasmonic nanoparticles,” Opt. Commun., vol. 392, pp. 208-2013, 2017.
- M. Akhlaghi, F. Emami, and N. Nozhat, “Binary PSO algorithm assisted to investigate the optical AND gate based- plasmonic nano-rods,” J. Optoelectron. Adv. M., vol. 18, pp. 982‑986, 2016.
- M. S. Zare, N. Nozhat, and R. Rashiditabar, “Improving the absorption of a plasmonic absorber using a single layer of graphene at telecommunication wavelengths”, Appl. Opt., vol. 55, pp. 9764-9768, 2016.
- S. Amiri and N. Nozhat, “Plasmonic nanodipole antenna array with extra arms for sensing applications”, J. Opt. Soc. Am. B, vol. 33, pp. 1769-1776, 2016.
- N. Nozhat and N. Granpayeh, "All-Optical Logic Gates Based on Nonlinear Plasmonic Ring Resonators", Appl. Opt., vol. 55, pp. 7944-7948, 2015.
- Z. Mohebbi, N. Nozhat, and F. Emami, "High Contrast All-Optical Logic Gates Based on 2D Nonlinear Photonic Crystal," Opt. Commun., vol. 355, pp. 130-136, 2015.
- F. Emami, M. Akhlaghi, and N. Nozhat, "Binary optimization of gold nano-rods for designing an optical modulator," J. Comput. Electron., vol. 14, pp. 574-581, 2015.
- M. Akhlaghi, N. Nozhat, and F. Emami, "High speed optical FSK demodulator using plasmonic nano rods," J. Mod. Opt., vol. 62, pp. 307-312, 2015.
- M. Akhlaghi, F. Emami, and N. Nozhat, "Location Effect on Gold Nano Bi-Domes Based Absorption Coefficient," Opt. Quant. Electron., vol. 47, pp. 1713-1719,2015.
- E. Rafiee, F. Emami, and N. Nozhat, "Coupling coefficient increment and FSR decrement by proper design of Micro-Ring Resonator parameters," Opt. Eng, vol. 53, pp. 123108-1-7,2014.
- M. Akhlaghi, F. Emami, and N. Nozhat, "TLBO algorithm assisted for designing plasmonic nano particles based absorption coefficient," J. Optoelectron. Adv. M., vol. 8, pp. 845-848,2014.
- M. Akhlaghi, N. Nozhat, and F. Emami, "Investigating the optical switch using dimer plasmonic nano-rods," IEEE Trans. Nanotechnol., vol. 13, pp.1172-1175, 2014.
- N. Nozhat and N. Granpayeh, "All-optical nonlinear plasmonic ring resonator switches," J. Mod. Opt., vol. 61, pp. 1690-1695, 2014.
- M. Akhlaghi, F. Emami, and N. Nozhat, "Binary TLBO algorithm assisted for designing plasmonic nano bi-pyramids-based absorption coefficient," J. Mod. Opt. vol. 61, pp. 1092-1096, 2014.
- N. Nozhat and N. Granpayeh, "SPM and XPM nonlinear effects in plasmonic directional couplers, considering the ponderomotive metal nonlinearity," Appl. Opt., vol. 53, pp. 3328-3332, 2014.
- A. Karimi, F. Emami, and N. Nozhat, “The effects of various apodization functions on the filtering characteristics of the grating-assisted SOI strip waveguides,” J. Opt. Soc. Korea, vol. 18, pp. 101-109, 2014.
- N. Nozhat and N. Granpayeh, “Switching power reduction of the plasmonic directional coupler by XPM nonlinear effect,” IEEE Photon. Technol. Lett., vol. 24, pp. 1154-1156, 2012.
- M. Moghimi, S. Mirzakuchaki, N. Granpayeh, N. Nozhat, and G.H. Darvish, "Modification of photonic crystals for obtaining common band gaps for TE and TM waves," Can. J. Phys., vol. 90, pp. 175-180, 2012.
- N. Nozhat and N. Granpayeh, "Switching Power Reduction in the Ultra-Compact Kerr Nonlinear Plasmonic Directional Coupler," Opt. Commun., vol. 285, pp. 1555-1559, 2012.
- M. Moghimi, S. Mirzakuchaki, N. Granpayeh, and N. Nozhat, "Design and Optimization of 2D Photonic Crystals for the Best Absolute Band Gap," J. Theoretical and Appl. Phys., vol. 5, pp. 5-10, 2011.
- N. Nozhat, R. C. McPhedran, C. M. de Sterke, and N. Granpayeh, "The Plasmonic Folded Directional Coupler," Phot. Nano. Fund. Appl., vol. 9, pp. 308-314, 2011.
- N. Nozhat and N. Granpayeh, "Analysis of the Plasmonic Power Splitter and Mux/Demux Suitable for Photonic Integrated Circuits, "Opt. Commun., vol. 284, pp. 3449-3455, 2011.
- B. Jafarian, N. Nozhat, and N. Granpayeh, "A Triangular-shaped Plasmonic Metal-Insulator-Metal Bragg Grating Waveguide," J. Opt. Soc. Korea, vol. 15, pp. 118-123, 2011.
- N. Nozhat and N. Granpayeh, "Specialty Fibers Designed by Photonic Crystals," Progress in Electromagnetics Research, PIER, vol. 99, pp. 225-244, 2009.
Books:
- N. Granpayeh, N. Nozhat, and A. Mowla, Raman and Erbium Doped Optical Fiber Amplifiers, K. N. Toosi University of Technology Pub., Tehran, Iran, 2015.
- M. Fazaelifar, A. Pishini, M. Mahjoub, S. Monfared, and N. Nozhat, Planning and Optimization of GSM Radio Network, Kavosh Pardaz Co., Tehran, Iran, 2009.
Conferences:
- S. Heidari and N. Nozhat, “Graphene-based plasmonic switch in the near-infrared band with equivalent circuit,” 29th Iranian Conference on Optics and Photonics (ICOP2023), Shiraz, Iran, 31 Jan.-1 Feb, 2023.
- S. Heidari and N. Nozhat, “Polarization-independent ultra-wideband plasmonic switch based on GST square-shaped resonators,” 29th Iranian Conference on Optics and Photonics (ICOP2023), Shiraz, Iran, 31 Jan.-1 Feb, 2023.
- T. Panahi and N. Nozhat, “GST-based plasmonic nano-switch with equivalent circuit model in near-infrared region,” 27th Iranian Conference on Optics and Photonics (ICOP2021), Zahedan, Iran, Jan. 26-28, 2021.
- S. Heidari and N. Nozhat, “Graphene-based plasmonic absorber with sensing application in the far0infrared region,” 27th Iranian Conference on Optics and Photonics (ICOP2021), Zahedan, Iran, Jan. 26-28, 2021.
- S. Heidari and N. Nozhat, “Tunable dual-band plasmonic absorber utilizing two-layer graphene,” 27th Iranian Conference on Optics and Photonics (ICOP2021), Zahedan, Iran, Jan. 26-28, 2021.
- T. Panahi and N. Nozhat, “Design and simulation of broadband plasmonic switch based on vanadium dioxide in infrared region,” 26th Iranian Conference on Optics and Photonics (ICOP2020), Karaj, Iran, Feb. 4-5, 2020.
- M. Nejat, R. Basiri, and N. Nozhat, “Design and simulation of tunable and multiband graphene based absorber in terahertz frequency region,” 4th Iranian Conference on Communications Engineering (ICCE2018), Tabriz, Iran, Oct. 24-25, 2018
- F. Baranzadeh and N. Nozhat, “Refractive index plasmonic nano-Sensor using metal ribbons in near-infrared region,” 4th Iranian Conference on Communications Engineering (ICCE2018), Tabriz, Iran, Oct. 24-25, 2018.
- Z. Nasehi and N. Nozhat, “Angle and polarization insensitive highly reflective subtractive color filter,” 4th Iranian Conference on Communications Engineering (ICCE2018), Tabriz, Iran, Oct. 24-25, 2018.
- Z. Razavi, H. Pakarzadeh, and N. Nozhat, “Simulation of optical dipole nano-antennas: Effect of geometrical parameters,” Annual Physics Conference of Iran, Qazvin, Iran, Aug. 27-30, 2018.
- R. Rashiditabar and N. Nozhat, “Tunable narrow band plasmonic absorber based on liquid crystal and gold squares,” 24th Iranian Conference on Optics and Photonics (ICOP2018), Shahrekord, Iran, 30 Jan.-1 Feb., 2018.
- S. M. M. Moshiri and N. Nozhat, “Design of wideband bandpass filter using multiple-mode resonator with two transmission zeros,” 25th Iranian Conference on Electrical Engineering (ICEE2017), Tehran, Iran, May 2-4, 2017.
- N. Khalili, N. Nozhat, and R. Basiri, “Design of a small and multiband monopole antenna using split ring resonators,” 3rd Iranian Conference on Communications Engineering (ICCE2017), Tehran, Iran, Feb. 23, 2017.
- M. S. Zare, N. Nozhat, and R. Rashiditabar, “Absorption enhancement in tunable graphene based plasmonic absorber,” 4th International Conference on Millimeter Wave & Terahertz Technologies,(MMWaTT 2016), Tehran, Iran, Dec. 20-22, 2016.
- N. Karampour and N. Nozhat, “Triple-band metamaterial absorber based on electric excitation of split ring resonator magnetic resonance,” 4th International Conference on Millimeter Wave & Terahertz Technologies,(MMWaTT 2016), Tehran, Iran, Dec. 20-22, 2016
- S. Keshavarz and N. Nozhat, “Dual-band Wilkinson power divider based on composite right/left-handed transmission lines,” 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON 2016), Chiang Mai, Thailand, 28 June- 1 July, 2016.
- S. Amiri and N. Nozhat, “Improving the Sensitivity of Plasmonic Nanodipole Array Antennas,” 2nd Iranian Conference on Communications Engineering (ICCE2016), Shiraz, Iran, Feb. 28-29, 2016.
- M. Sharifi, N. Nozhat, and E. Zareian-Jahromi, “Increasing the Directivity of the Plasmonic Sectoral Horn Nanoantenna Using the Lens at the Aperture,” 2nd Iranian Conference on Communications Engineering (ICCE2016), Shiraz, Iran, Feb. 28-29, 2016.
- H. Alikomak and N. Nozhat, “All-optical XOR Logic Gate Based on Plasmonic Nanodisks Array,” 2nd Iranian Conference on Communications Engineering (ICCE2016), Shiraz, Iran, Feb. 28-29, 2016.
- A. Amiri and N. Nozhat, “Investigation of Structural Parameters on the Optical Response of Array Plasmonic Nanoantennas,” 22th Iranian Conference on Optics and Photonics (ICOP2016), Yazd, Iran, Jan. 26-28, 2016.
- M. Sharifi, N. Nozhat, and E. Zareian-Jahromi, “Improving Half-Power Beamwidth of a Plasmonic Horn Nanoantenna Utilizing Leaky-Wave Walls,” 22th Iranian Conference on Optics and Photonics (ICOP2016), Yazd, Iran, Jan. 26-28, 2016.
- Z. Mohebbi, N. Nozhat, and F. Emami, “High Contrast All-Optical XOR Gate Based on 2D Nonlinear Photonic Crystal,” 3rd Iranian Conference on Engineering Electromagnetics (ICEEM2014), Tehran, Iran, Dec. 3-4, 2014.
- E. Rafiee, F. Emami, and N. Nozhat, “FSR Decrement by Proper Design of Micro-Ring Resonators for Soliton-based Communication Systems,” 3rd Iranian Conference on Engineering Electromagnetics (ICEEM2014), Tehran, Iran, Dec. 3-4, 2014.
- N. Nozhat and N. Granpayeh, “Plasmonic Square Ring Resonator Switch with Smooth Corner Bends,” 20th Iranian Conference on Optics and Photonics (ICOP2014), Shiraz, Iran, Jan. 28-30, 2014.
- A. Karimi, F. Emami, and N. Nozhat, “Add-Drop Filters Based on Grating-Assisted Contra-Directional Couplers,” 20th Iranian Conference on Optics and Photonics (ICOP2014), Shiraz, Iran, Jan. 28-30, 2014.
- E. Rafiee, F. Emami, and N. Nozhat, “Studying the Effects of Structural Parameters on the Optical Gain of Micro-Ring Resonators,” 20th Iranian Conference on Optics and Photonics (ICOP2014), Shiraz, Iran, Jan. 28-30, 2014.
- A. Karimi, F. Emami, and N. Nozhat, “Apodized Sidewall-Corrugated SOI Waveguide as a Tunable Bragg Reflector,” ۲nd Iranian Conference on Engineering Electromagnetics (ICEEM2014), Tehran, Iran, Jan. 8-9, 2014.
- E. Rafiee, F. Emami, and N. Nozhat, “Effects of Structural Parameters in Add/Drop Filter Characteristics,” 3rd Iranian Conference on Optics & Laser Engineering (ICOLE2013), Isfahan, Iran, Oct. 9-10, 2013.
- A. Karimi, F. Emami, and N. Nozhat, “Silicon-on-Insulator Strip Waveguides with both Uniform and Apodization Sidewall Gratings,” 3rd Iranian Conference on Optics & Laser Engineering (ICOLE2013), Isfahan, Iran, Oct. 9-10, 2013.
- N. Nozhat and N. Granpayeh, “Controlling the Coupling Ratio of the Nonlinear Plasmonic Directional Couplers by SPM and XPM Nonlinear Effects,” 21th Iranian Conference on Electrical Engineering (ICEE2013), Mashhad, Iran, May 14-16, 2013.
- N. Nozhat and N. Granpayeh, “Controlling the Coupling Ratio in the Nonlinear Plasmonic Directional Coupler,” 2011 World Congress on Engineering and Technology (CET2011), Shanghai, China, Oct. 28-31, 2011.
- N. Nozhat and N. Granpayeh, “Ultra-Compact Metal-Insulator-Metal Plasmonic Power Splitter at 1550nm Wavelength,” Photonic Global Conference (PGC2010), Singapore, pp. 1-4, Dec. 14-16, 2010.
- B. Jafarian, N. Nozhat, and N. Granpayeh, "The Apodized Index-Thickness-Modulated Bragg Grating Waveguide," Advances in Optoelectronics and Micor/nano-optics Conference (AOM2010), GuangZhou, China, pp. 1-4, Dec. 3-6, 2010.
- A. Taher Rahmati, N. Nozhat, and N. Granpayeh, "Photonic Crystal Switches Based on Nonlinear Directional Couplers,” 18th Iranian Conference on Electrical Engineering (ICEE2010), Isfahan, pp. 59-62, May 11-13, 2010.
- N. Nozhat, A. Taher Rahmati, and N. Granpayeh, "An all Optical Switch Based on Nonlinear Photonic Crystal Microcavities," Progress in Electromagnetics Research Symposium (PIERS 2009), Moscow, Russia, pp. 1578-1581, Aug. 18-21, 2009.
- N. Nozhat and N. Granpayeh, "Analysis and Simulation of a Channel Add-Drop Filter Composed of Two Dimensional Photonic Crystal," Asia Optical Fiber Communication & Optoelectronic Exposition & Conference (AOE 2007), China, pp. 534-536, Oct. 17-19, 2007.
- N. Nozhat and N. Granpayeh, "Analysis and Simulation of a Photonic Crystal Channel Add-Drop Filter," International Conference on Optical Communication and Networks (ICOCN2007), Islamabad, Pakistan, pp. 78-81, Aug. 7-9, 2007.