Adel Najar
Adel Najar
NTT Basic Research Laboratories- Japan
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Effect of hydrofluoric acid concentration on the evolution of photoluminescence characteristics in porous silicon nanowires prepared by Ag-assisted electroless etching method
A Najar, AB Slimane, MN Hedhili, D Anjum, R Sougrat, TK Ng, BS Ooi
Journal of Applied Physics 112 (3), 033502, 2012
Ultra-low reflection porous silicon nanowires for solar cell applications
A Najar, J Charrier, P Pirasteh, R Sougrat
Optics Express 20 (15), 16861-16870, 2012
On the phenomenon of large photoluminescence red shift in GaN nanoparticles
TKNBSO Ahmed Ben Slimane, Adel Najar, Rami Elafandy
Nanoscale Research Letters 8, 342, 2013
Influence of experimental parameters on physical properties of porous silicon and oxidized porous silicon layers
J Charrier, V Alaiwan, P Pirasteh, A Najar, M Gadonna
Applied surface science 253 (21), 8632-8636, 2007
Efficient coupler between silicon photonic and metal-insulator-silicon-metal plasmonic waveguides
A Emboras, RM Briggs, A Najar, S Nambiar, C Delacour, P Grosse, ...
Applied Physics Letters 101 (25), 251117, 2012
Porosity-induced relaxation of strains in GaN layers studied by means of micro-indentation and optical spectroscopy
A Najar, M Gerland, M Jouiad
Journal of Applied Physics 111 (9), 093513, 2012
MNOS stack for reliable, low optical loss, Cu based CMOS plasmonic devices
A Emboras, A Najar, S Nambiar, P Grosse, E Augendre, C Leroux, ...
Optics express 20 (13), 13612-13621, 2012
Strong visible emission from porous GaP doped with Eu and Tb ions
H Elhouichet, S Daboussi, H Ajlani, A Najar, A Moadhen, M Oueslati, ...
Journal of luminescence 113 (3-4), 329-337, 2005
Study of optical absorbance in porous silicon nanowires for photovoltaic applications
J Charrier, A Najar, P Pirasteh
Applied surface science 283, 828-832, 2013
Optical gain measurements in porous silicon planar waveguides codoped by erbium and ytterbium ions at
A Najar, J Charrier, N Lorrain, L Haji, M Oueslati
Applied Physics Letters 91 (12), 121120, 2007
Synthesis, optical properties and residual strain effect of GaN nanowires generated via metal-assisted photochemical electroless etching
A Najar, M Shafa, D Anjum
RSC advances 7 (35), 21697-21702, 2017
Excitation mechanisms and localization sites of erbium-doped porous silicon
A Najar, H Elhouichet, N Lorrain, M Oueslati
Applied surface science 252 (16), 5808-5813, 2006
Optical study of erbium-doped-porous silicon based planar waveguides
A Najar, H Ajlani, J Charrier, N Lorrain, S Haesaert, M Oueslati, L Haji
Physica B: Condensed Matter 396 (1-2), 145-149, 2007
Optical properties of erbium-doped porous silicon waveguides
A Najar, J Charrier, H Ajlani, N Lorrain, H Elhouichet, M Oueslati, L Haji
Journal of Luminescence 121 (2), 245-248, 2006
Er3+ doping conditions of planar porous silicon waveguides
A Najar, N Lorrain, H Ajlani, J Charrier, M Oueslati, L Haji
Applied surface science 256 (3), 581-586, 2009
Optical gain at 1.53 μm in Er3+–Yb3+ co-doped porous silicon waveguides
A Najar, J Charrier, H Ajlani, N Lorrain, S Haesaert, M Oueslati, L Haji
Materials Science and Engineering: B 146 (1-3), 260-263, 2008
Scandium effect on the luminescence of Er-Sc silicates prepared from multi-nanolayer films
A Najar, H Omi, T Tawara
Nanoscale research letters 9 (1), 1-6, 2014
Synthesis and characterization of a perovskite film for solar cells applications
N Qamhieh, A Najar, ZN Qamhieh, BA Aziz, A Mansour, I Alghoul
Optik 171, 648-651, 2018
Effect of structure and composition on optical properties of Er-Sc silicates prepared from multi-nanolayer films
A Najar, H Omi, T Tawara
Optics express 23 (6), 7021-7030, 2015
Thermal Annealing Induced Relaxation of Compressive Strain in Porous GaN Structures
AB Slimane, A Najar, TK Ng, BS Ooi
Photonics Conference (IPC), 2012 IEEE, 921 - 922, 2012
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