Accueil › Annuaire des chercheurs › Amel Ben Fredj
Amel Ben Fredj
Affiliation : Tunis El Manar University
- 58Publications (affiliation tunisienne)
- 66Publications au total
- 540Citations
- 12Indice h
Profil de recherche
Amel Ben Fredj compte 58 publications référencées (1985–2026). Ses travaux paraissent principalement dans « Synthetic Metals », « Physical Review B » et « Semiconductor Science and Technology ». Son article le plus cité, « Influence of the composition fluctuation and the disorder on the bowing band gap in semiconductor materials » (2007), a été cité 31 fois. 6 de ces publications datent des trois dernières années d’activité. Ses travaux sont cosignés avec au moins 12 chercheurs, notamment dans des établissements de Autriche, Allemagne, Algérie.
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Créer mon profil gratuit Ajouter mes publicationsDomaines de recherche
- Organic Electronics and Photovoltaics
- Organic Light-Emitting Diodes Research
- Semiconductor Quantum Structures and Devices
- Photochemistry and Electron Transfer Studies
- Quantum and electron transport phenomena
Publications (58)
- Impedance and Dielectric Relaxation Dynamics in AnE-PVad:PCBM Organic Solar Cell: Insights into Interfacial Polarization and Charge Transport
- Spin-Dependent Recombination Pathways Revealed by Magnetoconductance in Annealed Polymer–Fullerene Bulk Heterojunction Solar Cells
- Charge Transport, Dielectric Response, and Magnetoconductance in Organic Diodes Based on a Novel P18-8 Conjugated Polymer for Magnetic Sensor Applications
- Temperature-dependent dielectric response and charge transport mechanisms in silicon nanowires for nanoelectronic and sensing applications
- From quenched to superradiant emission: Temperature-induced molecular rearrangement in an anthracene containing statistical copolymer
- Correction: N , N ′-Substituted quinacridones for organic electronic device applications
- N , N ′-Substituted quinacridones for organic electronic device applications
- Effect of active layer thickness on the charge recombination and dissociation in bulk heterojunction polymer solar cells under open circuit conditions
- New conjugated polymer/fullerene nanocomposite for energy storage and organic solar cell devices: Studies of the impedance spectroscopy and dielectric properties
- Static, Dynamic, Dielectric, and Magnetic Investigations on AnE-PVstat: PCBM Polymer Solar Cells under Open-Circuit Conditions
- Blend ratio and applied voltage effects on the charge recombination in bulk heterojunction polymer solar cells based on anthracene-containing poly(arylene-ethynylene)-alt-poly(arylene-vinylene) studied using magnetoconductance
- Annealing temperature dependence of the performance of bulk heterojunction polymer: Fullerene solar cells under short and open circuit conditions
- Effect of Etching Time to Tune Magnetoresistance Between Positive and Negative Values in p-Type Silicon Nanowires
- Improvement of polymer:fullerene bulk heterojunction morphology via temperature and anti-solvent effect
- Role of triplet-doublet quenching in organic magnetoconductance
- Impact of alkoxy side chains on morphology and excitonic coupling in PPE-PPV copolymer thin films
- Thickness dependence of organic magnetoconductance of polymeric semiconductor device based on an ambipolar polymer AnE-PV stat
- Effect of alkoxy side chains on intra and interchain exciton coupling in PPE-PPV copolymers solution
- Morphology-dependent exciton diffusion length in PPE-PPVs thin films as revealed by a Forster mechanism based-study
- Study of magnetoconductance effect in silicon nanowires formed by chemical etching in HF/AgNO 3 solution: Effect of etching time
- Effect of porosity on the enhancement of relative magnetoconductance in porous Si nanostructures: a comparative study with Si nanowires
- Temperature-dependent intermolecular coupling and exciton migration in an anthracene containing PPE-PPV copolymer
- Analysis of the ac response of an organic bulk-heterojunction solar cell based on AnE-PVstat:PCBM
- Electrical conductance and magnetoconductance effect on n-type porous silicon: Contribution of weak localization correction
- Spectroscopic characterization of a red light-emitting polymer: Anthracene-containing poly(p-arylene-ethynylene)-alt-poly(p-arylene-vinylene)
- Role of recombination, dissociation, and competition between exciton-charge reactions in magnetoconductance of polymeric semiconductor device
- Franck-Condon analysis of the photoluminescence spectra of a triple-bond containing polymer as a solution and as a thin film
- Enhancement of magneto-conductance in n-Si/n-PS/NPB structures at room temperature
- Role of intermolecular coupling and electron-nuclear coupling in the photophysics of oligothiophenes
- Effect of pressure on the energy band gaps of wurtzite GaN and AlN and electronic properties of their ternary alloys AlxGa1−xN
- Observation and study of the negative magnetoresistance in porous silicon
- Modeling of the Tunisian 60Co gamma irradiator by a coaxial equal height and equal activity single pencil
- Delayed fluorescence in α-quaterthiophene single crystal
- A theoretical study of laser structures based on dilute-nitride InAsN for mid-infrared operation
- THEORETICAL COMPARISON OF DILUTE-NITRIDE "W" AND "M" InAsN / GaSb MID-INFRARED LASER DIODES
- Energy-band structure and optical gain in strained InAs(N)/GaSb/InAs(N) quantum well lasers.
- InAsN/GaSb/InAsN ‘W’ quantum well laser for mid-infrared emission: from electronic structure to threshold current density calculations
- Fluorescence-detected magnetic resonance in organic systems: A pair-density matrix formalism approach
- Calculations of electronic structure, elastic properties for YxGa1−xN and band offsets of YxGa1−xN/ScyGa1−yN heterointerfaces
- Influence of the composition fluctuation and the disorder on the bowing band gap in semiconductor materials
- Elastic properties and optical phonon frequencies of zinc-blende Sc x Ga 1− x N
- Nitrogen effect on optical gain and radiative current density for mid-infrared InAs(N)/GaSb/InAs(N) quantum-well laser
- A novel quantum laser structure based on InAsN/GaSb system
- Effect of nitrogen concentration on the electronic and vibrational properties of zinc-blende InNxP1-x(x < 0.01)
- Determination of natural radioactivity in building materials used in Tunisian dwellings by gamma ray spectrometry
- Quantitative analysis of gamma-ray emitters radioisotopes in commercialised bottled water in Tunisia
- Theoretical and experimental study of dynamic triplet-triplet annihilation in an organic one-dimensional motion system
- Theoretical study of dynamic triplet–triplet annihilation in sexithiophene crystal
- Band offset calculations applied to III–V nitride quantum well device engineering
- Photoconductivity detected magnetic resonance (PDMR) in crystalline tetracene
- Electronic band parameters for zinc-blende Al1$minus$xGaxN
- Evidence of triplet–triplet interaction in crystalline sexithiophene
- Electric field effect on the spatially separated electron–hole recombination in an Si/Si1−xGex resonant tunneling heterostructure
- Analyse radioisotopique par spectrométrie gamma haute résolution d'échantillons de sol prélevés le long du golfe de Gabès au voisinage d'une usine de phosphates
- Triplet-triplet interaction in a nearly one dimensional molecular crystal: Application to 1,4-dibromonaphtalene
- Nouvelle approche du calcul de la constante d'interaction triplet-triplet dans les cristaux moléculaires
- Perturbation par une puissance micro-onde de l'interaction triplet-doublet dans les cristaux moléculaires. Application à la photoconductivité de l'anthracène.
- Observation en microscopie électronique à haute résolution d'oxydes à grande maille (c-Dy2O3) et interprétation des images obtenues
Revues de publication
- Synthetic Metals × 14
- Physical Review B × 3
- Semiconductor Science and Technology × 3
- The European Physical Journal B × 3
- ACS Omega × 2
- Journal of Electronic Materials × 2
Publications par année
- 20262
- 20253
- 20241
- 20232
- 20213
- 20201
- 20191
- 20183
- 20175
- 20161
Collaborations
Établissements partenaires : Tunis University · University of Monastir · University of Carthage · University of Gafsa · Research and Technology Center of Energy
Pays des co-auteurs : Autriche · Allemagne · Algérie
Co-auteurs
- S. Romdhane
- Habib Bouchriha
- M. Radaoui
- Moncef Said
- Mourad Debbichi
- Mongi Bouaicha
- A. Bhouri
- B. Chouaibi
- Saïd Ridene
- Nesma Nafie
- Fayçal Kouki
- Mariem Guesmi
Données bibliographiques issues d’OpenAlex (base ouverte).
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