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Hassen Fredj
Hassen Fredj
fredj.hassen@fsm.rnu.tn
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Time resolved and temperature dependence of the radiative properties of thiol-capped CdS nanoparticles films
N Bel Haj Mohamed, M Haouari, Z Zaaboub, M Nafoutti, F Hassen, ...
Journal of nanoparticle research 16, 1-17, 2014
462014
Optical properties of self-assembled InAs quantum islands grown on InP (001) vicinal substrates
B Salem, J Olivares, G Guillot, G Bremond, J Brault, C Monat, M Gendry, ...
Applied Physics Letters 79 (26), 4435-4437, 2001
462001
Morphology and photoluminescence studies of electrochemically etched heavily doped p-type GaAs in HF solution
L Beji, L Sfaxi, B Ismail, S Zghal, F Hassen, H Maaref
Microelectronics journal 34 (10), 969-974, 2003
442003
Spacer layer thickness effects on the photoluminescence properties of InAs/GaAs quantum dot superlattices
B Ilahi, L Sfaxi, F Hassen, L Bouzaiene, H Maaref, B Salem, G Bremond, ...
physica status solidi (a) 199 (3), 457-463, 2003
322003
Optimizing the spacer layer thickness of vertically stacked InAs/GaAs quantum dots
B Ilahi, L Sfaxi, F Hassen, B Salem, G Bremond, O Marty, L Bouzaiene, ...
Materials Science and Engineering: C 26 (2-3), 374-377, 2006
302006
Effect of surface on the optical structure and thermal properties of organically capped CdS nanoparticles
NBH Mohamed, M Haouari, Z Zaaboub, F Hassen, H Maaref, HB Ouada
Journal of Physics and Chemistry of Solids 75 (8), 936-944, 2014
292014
Excitons localization effects in GaAsN/GaAs epilayers grown by MOCVD
F Saidi, F Hassen, H Maaref, L Auvray, H Dumont, Y Monteil
Materials Science and Engineering: C 21 (1-2), 245-249, 2002
262002
Tuning vertically stacked InAs/GaAs quantum dot properties under spacer thickness effects for 1.3 μm emission
L Bouzaiene, B Ilahi, L Sfaxi, F Hassen, H Maaref, O Marty, J Dazord
Applied Physics A 79, 587-591, 2004
252004
Radiative recombination lifetime of excitons in self-organized InAs/GaAs quantum dots
A Melliti, MA Maaref, F Hassen, M Hjiri, H Maaref, J Tignon, B Sermage
Solid state communications 128 (6-7), 213-217, 2003
252003
Comprehensive investigation of optical and electronic properties of tunable InAs QDs optically active at O-band telecommunication window with (In) GaAs surrounding material
O Nasr, MHH Alouane, H Maaref, F Hassen, L Sfaxi, B Ilahi
Journal of luminescence 148, 243-248, 2014
242014
Radiative N-localized recombination and confinement in GaAsN/GaAs epilayers and quantum well structures
H Dumont, L Auvray, Y Monteil, F Saidi, F Hassen, H Maaref
Optical Materials 24 (1-2), 303-308, 2003
222003
Critical layer thickness enhancement of InAs overgrowth on porous GaAs
L Beji, B Ismaıl, L Sfaxi, F Hassen, H Maaref, HB Ouada
Journal of crystal growth 258 (1-2), 84-88, 2003
212003
Optical study of BxGa1− xAs/GaAs epilayers
F Saidi, F Hassen, H Maaref, H Dumont, Y Monteil
Materials Science and Engineering: C 26 (2-3), 236-239, 2006
202006
Optical and structural properties of In-rich InxGa1− xAs epitaxial layers on (1 0 0) InP for SWIR detectors
B Smiri, MB Arbia, D Ilkay, F Saidi, Z Othmen, B Dkhil, A Ismail, E Sezai, ...
Materials Science and Engineering: B 262, 114769, 2020
192020
Visible photoluminescence in porous GaAs capped by GaAs
L Beji, L Sfaxi, B Ismail, A Missaoui, F Hassen, H Maaref, HB Ouada
Physica E: Low-dimensional Systems and Nanostructures 25 (4), 636-642, 2005
172005
Morphological and optical characterization of porous silicon carbide
F Hassen, R M'Ghaieth, H Maaref, R Madar
Materials Science and Engineering: C 15 (1-2), 113-115, 2001
172001
Optical properties of 1.3 μm room temperature emitting InAs quantum dots covered by In0.4Ga0.6As/GaAs hetero-capping layer
B Ilahi, L Sfaxi, F Hassen, H Maaref, B Salem, G Guillot, A Jbeli, X Marie
Applied Physics A 81, 813-816, 2005
162005
Temperature and excitation dependence of the luminescence spectra of InAs quantum dots
M Hjiri, F Hassen, H Maaref
Materials Science and Engineering: B 88 (2-3), 255-258, 2002
142002
Exciton luminescence in Ge–Ge1−xSix multiple‐quantum‐well structures
LK Orlov, VY Aleshkin, NG Kalugin, NA Bekin, OA Kuznetsov, B Dietrich, ...
Journal of applied physics 80 (1), 415-422, 1996
141996
Luminescence polarization and hole spin-relaxation in quantum wells
J Barrau, G Bacquet, F Hassen, N Lauret, T Amand, M Brousseau
Superlattices and microstructures 14 (1), 27, 1993
141993
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