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Recent Publications 1

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Recent Publications 2

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:: Ghaffry ::

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Google scholar

Full name: Bijan Ghaffary

Position: Professor

Phone: 98-21-77451500-10   Ex: 3478Fax: 98-21-77240497

Email: ghafary AT iust.ac.ir

Address: Iran University of Science & Technology, Tehran, Iran

University Degrees:

• Ph.D: Ritsomeikan University

• MSc. : Tabriz University, Tabriz, Iran

• BSc. : Tabriz University, Tabriz, Iran

Current Research:

  Photonics

laser Beam Propagation

• laser Beam Characterization

•  Nonlinear Optics

  Publications- Journal Papers:

  1. Terahertz radiation generation and shape control by interaction of array Gaussian laser beams with plasma

F Bakhtiari, S Golmohammady, M Yousefi, B Ghafary

Physics of Plasmas, 23, 123105 (2016)

  1. A Novel Graphene-Based Electro-Optical Modulator Using Modulation Instability

MA Sharif, B Ghafary, MHM Ara

IEEE Photonics Technology Letters, 28, 2897 (2016)

  1. Generation of terahertz radiation by beating of two laser beams in collisional magnetized plasma

A Hematizadeh, SM Jazayeri, B Ghafary

Laser and Particle Beams, 34, 569 (2016)

  1. Generalized Stokes parameters and polarization behavior of flat-topped array laser beam propagating through oceanic turbulence

S Golmohammady, B Ghafary

Waves in Random and Complex Media, 1 (2016)

  1. Strong terahertz radiation generation by beating of two laser beams in magnetized overdense plasma

A Hematizadeh, F Bakhtiari, SM Jazayeri, B Ghafary

Laser and Particle Beams, 34, 527 (2016)

  1. Strong terahertz radiation generation by beating of two spatial-triangular beams in collisional magnetized plasma

A Hematizadeh, F Bakhtiari, SM Jazayeri, B Ghafary

Physics of Plasmas, 23, 053507 (2016)

  1. Stokes parameters of phase-locked partially coherent flat-topped array laser beams propagating through turbulent atmosphere

S Golmohammady, B Ghafary

Laser Physics, 26, 066201 (2016)

  1. Experimental observation of low threshold optical bistability in exfoliated graphene with low oxidation degree

MA Sharif, MHM Ara, B Ghafary, S Salmani, S Mohajer

Optical Materials, 53, 80-86 (2016)

  1. Generation of terahertz radiation by beating of two circular flat-topped laser beams in collisional plasma

F Bakhtiari, M Yousefi, S Golmohammady, SM Jazayeri, B Ghafary

Laser and Particle Beams, 33, 713 (2015)

  1. Generation of terahertz radiation in collisional plasma by beating of two dark hollow laser beams

F Bakhtiari, S Golmohammady, M Yousefi, FD Kashani, B Ghafary

Laser and Particle Beams,33 , 463 (2015)

  1. Scintillation index effects on the bit error rate in free space optical communication of incoherent flat-topped laser beam propagating through turbulent atmosphere

M Yousefi, RT Azad, FD Kashani, B Ghafary

Iranian Journal of Science and Technology, 39, 369 (2015)

  1. Temporal dynamics of optical bistability and modulation instability in colloidal nanoparticles

MA Sharif, B Ghafary, MHM Ara

Journal of Nanophotonics, 9, 093047 (2015)

  1. Protecting MRI rooms by dielectric diffraction gratings

M Iranpour, B Ghafary, FD Kashani

Optik-International Journal for Light and Electron Optics, 125, 5715 (2014)

  1. Analysing the behaviour of partially coherent divergent Gaussian beams propagating through oceanic turbulence

M Yousefi, FD Kashani, S Golmohammady, E Kazemian, B Ghafary

Journal of Modern Optics, 61, 1430 (2014)

  1. Temporal modulation instability, transition to chaos in non-feedback biased photorefractive media

MA Sharif, M Borjkhani, B Ghafary

Optics Communications, 319, 17 (2014)

  1. Propagation characteristics of tilted partially coherent rectangular flat-topped beam in turbulent atmosphere

FD Kashani, M Yousefi, SH Golmohammady, MH Ghezelayagh, B Ghafary

Optik-International Journal for Light and Electron Optics, 124, 6679 (2013)

  1. Reliability analysis of the flat-topped array beam FSO communication link

S Golmohammady, M Yousefi, F Dabbagh Kashani, B Ghafary

Journal of Modern Optics, 60, 696 (2013)

  1. Reliability analysis of FSO communication links using aberrated divergent rectangular partially coherent flat-topped beam

B Ghafary, FD Kashani, E Kazemian

Iranian Journal of Electrical & Electronic Engineering, 9, 13 (2013)

  1. Changes in the width of the coherence for partially coherent flat topped beams with a circular aperture in turbulent atmosphere

M Alavinejad, N Hadilou, B Ghafary

Optik-International Journal for Light and Electron Optics, 124, 327 (2013)

  1. Changes in the coherence properties of partially coherent dark hollow beam propagating through atmospheric turbulence

M Alavinejad, G Taherabadi, N Hadilou, B Ghafary

Optics Communications 288, 1 (2013)

  1. Focal shift and focal switch of phase-lock partially coherent flat-topped array beams passing through an aligned and misaligned lens system with aperture

M Alavinejad, AR Rowshani, B Ghafary

Optics and Lasers in Engineering, 50, 1341 (2012)

  1. Real time measurement of the spatial coherence using non-redundant two-dimensional aperture array

FD Kashani, MRH Rad, B Ghafary

Optik-International Journal for Light and Electron Optics, 123, 1317 (2012)

  1. Beam propagation analysis of a multi beam FSO system with partially flat-topped laser beams in turbulent atmosphere

FD Kashani, MR Mahzoun, B Ghafary

Optik-International Journal for Light and Electron Optics, 123, 879 (2012)

  1. Changes in the spectral degree of polarization of a partially coherent dark hollow beam in the turbulent atmosphere for on-axis and off-axis propagation point

G Taherabadi, M Alavynejad, FD Kashani, B Ghafary, M Yousefi

Optics Communications, 285, 2017 (2012)

  1. Changes in the state of polarization of partially coherent flat-topped beam in turbulent atmosphere for different source conditions

B Ghafary, M Alavinejad

Applied Physics B, 102, 945 (2011)

  1. Focal shift and focal switch of partially coherent flat-topped beams passing through an alignment and misalignment lens system with aperture

B Ghafary, M Alavinejad, H Siampoor

Journal of Modern Optics, 57, 2075 (2010)

  1. Focal shift for off-axial partially coherent flat topped beams passing a thin lens

B Ghafary, H Siampoor, M Alavinejad

Optics & Laser Technology, 42, 755 (2010)

  1. Electro-Optical Design of Imaging Payload for a Remote Sensing Satellite

E Peighani-Asl, MD ABBASI, B Ghafary, VV TABATABA

JSST, 2, 1 (2010)

  1. Polarization characteristics of aberrated partially coherent flat-topped beam propagating through turbulent atmosphere

FD Kashani, M Alavinejad, B Ghafary

Optics Communications, 282, 4029 (2009)

  1. Transmittance of partially coherent flat topped beam with circular and elliptical symmetry in turbulence

M Alavinejad, M Khatiri, B Ghafary

Optics Communications, 282, 3541 (2009)

  1. Propagation properties of a non-circular partially coherent flat-topped beam in a turbulent atmosphere

FD Kashani, M Alavinejad, B Ghafary

Optics & Laser Technology, 41, 659 (2009)

  1. Coherence characterization of partially coherent flat-topped beam propagating through atmospheric turbulence

FD Kashani, M Alavinejad, B Ghafary

Opt. Appl., 39, 429 (2009)

  1. Turbulence-induced degradation properties of partially coherent flat-topped beams

M Alavinejad, B Ghafary

Optics and Lasers in Engineering, 46, 357 (2008)

  1. Spectral changes of partially coherent flat topped beam in turbulent atmosphere

M Alavinejad, B Ghafary, D Razzaghi

Optics Communications, 281, 2173 (2008)

  1. Analysis of the propagation of flat-topped beam with various beam orders through turbulent atmosphere

M Alavinejad, B Ghafary, FD Kashani

Optics and Lasers in Engineering, 46, 1 (2008)

  1. Propagation properties of partially coherent beams through turbulent media with coherent modes representation

M Alavinejad, F Ashiri, B Ghafary

Optica Applicata, 38, 549 (2008)

  1. Analyzing beam propagation through atmospheric turbulence for different degrees of global coherency

M Alavinejad, D Razzaghi, B Ghafary

Journal of optical communications, 28, 73 (2007)

  1. OPTICAL SWITCHING OF BISTABLE LASER DIODE BY CONTROLLING DETUNED INPUT POWER WITH FREQUENCY CHIRPING

B GHAFARY, M RASHADAT

INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE, 14, 121 (2003)

  1. Wavelength tuning characteristics of a fabry-perot semiconductor laser with an external short cavity

M Okada, B Ghafary, H Ukita

Optical review, 8, 451 (2001)

  1. Static and dynamic properties of bistable semiconductor lasers with external optical input

B Ghafary

  1. Dynamics of Optical Switching and Stability Analysis of a Polarization Bistable Laser Diode with Detuned External Light Injection

B Ghafary, M Okada

Optical Review, 7, 73 (2000)

  1. Switching of a semiconductor laser with multi-detuned optical inputs by controlling injection current

B Ghafary, M Okada

Optical review, 6, 180 (1999)

  1. Dynamics of an optically switched bistable semiconductor laser

B Ghafary, S Donghui, M Okada

Optical review, 5, 99 (1998)

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