Browsing by Author "Touati, Farid"
Now showing items 41-55 of 55
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ORGANIC/INORGANIC SEMICONDUCTOR BASED OPTO-ELECTRONIC DEVICES: LIGHT DETECTORS AND DYE-SENSITIZED SOLAR CELLS.
SHIKOH, ALI SEHPAR (2018 , Dissertation)Emerging opto-electronic devices (e.g. light sensors and solar cells) based on thin-film devices have been emphasized, owing to their many interesting properties including low cost, reduced weight, high flexibility and ... -
Outage analysis of hybrid FSO/RF systems based on finite-state Markov chain modeling
Kazemi, Hossein; Uysal, Murat; Touati, Farid ( IEEE , 2014 , Conference Paper)In this paper, we analyze the outage probability of a hybrid free-space optical/radio-frequency (FSO/RF) communication system with soft-switching. In soft-switching approach, either one of the links or both links can be ... -
PEAM: A polymorphic, energy-aware MAC protocol for WBAN
Bouachir, Ons; Ben Mnaouer, Adel; Touati, Farid ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)In remote healthcare monitoring and care delivery, obtaining the right information at the right time is critical. For these systems, designing an efficient MAC protocol that is able to meet the challenges on network quality ... -
Polymer nanocomposite based humidity sensor
MALLICK, SHOAIB ALAM (2021 , Dissertation)Controlling and monitoring humidity levels are paramount in industrial and manufacturing processes such as food packaging, electronic and optical device fabrications, quality control in textile industry, and oil & gas ... -
Polymer nanocomposite-based Moisture Sensors for Monitoring of the Water Contents in the Natural Gas Pipelines
Mallick, Shoaib; Ahmad, Zubair; Touati, Farid ( Qatar University Press , 2020 , Poster)In this study, the polymer-based humidity sensors investigated for humidity sensing applications. The key advantages of polymers that have garnered this attraction are their lightweight, easy preparation, and low cost of ... -
Review on organic solar cells
Khalil, Asma; Ahmed, Zubair; Touati, Farid; Masmoudi, Mohamed ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)The serious threat of global warming on earth made it necessary to look for alternative sources of energy. In fact, the seek for clean and cheap energy is subject of several research investigations nowadays, and the invention ... -
Secure half-duplex dual-hop AF relaying networks with partial relay selection
Mallat, Walid; Alouane, Wided Hadj; Boujemaa, Hatem; Touati, Farid ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)In this paper, we focus on the half-duplex (HD) relaying with partial relay selection (PRS) scheme using destination-assisted jamming (DAJ). We consider one source (S), one destination (D), one passive eavesdropper and ... -
Structural, morphological and optical properties of PEDOT:PSS/QDs nano-composite films prepared by spin-casting
Najeeb, Mansoor Ani; Abdullah, Shahino Mah; Aziza, Fakhra; Ahmad, Zubair; Rafique, Saqib; Wageh, S.; Al-Ghamdi, Ahmed A.; Sulaiman, Khaulah; Touati, Farid; Shakoor, R. A.; Al-Thani, N. J.... more authors ... less authors ( Elsevier B.V. , 2016 , Article)This paper describes the structural, morphological and optical properties of the nano-composite of poly (3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) and quantum dots (QDs). The ZnSe and CdSe QDs have been ... -
Study of π-conjugation effect of organic semiconductors on their optical parameters
Ahmad, Zubair; Zafar, Qayyum; Touati, Farid; Shakoor, R.A.; Al-Thani, N.J. ( Elsevier B.V. , 2016 , Article)Metal free organic semiconductor “7,16-bis(3,3-dimethyl-3H-indol-2-yl)-5,14-dihydrodibenzo [b,i][1,4,8,11] tetraazacyclotetradecine” and metal free with extended π-conjugation organic semiconductor “8,19-bis(3,3-dimethyl ... -
Synthesis and photoelectrochemical performance of Co doped SrTiO3 nanostructures photoanode
Mishra, Arti; Parangusan, Hemalatha; Bhadra, Jolly; Ahmed, Zubair; Mallick, Shoaib; Touati, Farid; Al-Thani, Noora... more authors ... less authors ( Wiley , 2023 , Article)It is pertinent to realize that scientific research indicates that the most promising method for producing H2 is photo electrochemical water splitting through a photo anode. Cobalt-doped SrTiO3 (Co-SrTiO3) composite ... -
Thermal and mechanical stability of microwave sintered cold compact bismuth telluride thermoelectric material
Farheen F., Jaldurgam; Ahmad, Zubair; Touati, Farid; Ashraf, Abdullah Al; Bhadra, Jolly; Altahtamouni, Talal; Al-Thani, Noora J.... more authors ... less authors ( Elsevier , 2022 , Article)Both p-type and n-type bismuth telluride (Bi2Te3)-based thermoelectric materials demonstrate high thermoelectric efficiency in the low-temperature thermoelectric modules, but their constrained thermal and mechanical stability ... -
Toward The Development Of Printable Perovskite Solar Cells
Mishra, Arti (2019 , Dissertation)PSCs have become a significant performer in third generation photovoltaics with power conversion efficiency, greater than 22% for active areas less than 1 cm2. However, with efficiency improvement, concerns regarding the ... -
Ultra-high aspect ratio copper nanowires as transparent conductive electrodes for dye sensitized solar cells
Zhu, Zhaozhao; Mankowski, Trent; Shikoh, Ali Sehpar; Touati, Farid; Benammar, ohieddine A.; Mansuripur, Masud; Falco, Charles M.... more authors ... less authors ( SPIE , 2016 , Conference Paper)We report the synthesis of ultra-high aspect ratio copper nanowires (CuNW) and fabrication of CuNW-based transparent conductive electrodes (TCE) with high optical transmittance (>80%) and excellent sheet resistance (Rs <30 ... -
VOPcPhO:P3HT composite micro-structures with nano-porous surface morphology
Azmer, Mohamad Izzat; Ahmad, Zubair; Sulaiman, Khaulah; Touati, Farid; Bawazeer, Tahani M.; Alsoufi, Mohammad S.... more authors ... less authors ( Elsevier B.V. , 2017 , Article)In this paper, composite micro-structures of Vanadyl 2,9,16,23-tetraphenoxy-29H,31H-phthalocyanine) (VOPcPhO) and Poly (3-hexylthiophene-2,5-diyl) (P3HT) complex with nano-porous surface morphology have been developed by ... -
Wavelet-based Encoding Scheme for Controlling Size of Compressed ECG Segments in Telecardiology Systems
Al-Busaidi, Asiya M.; Khriji, Lazhar; Touati, Farid; Rasid, Mohd Fadlee; Mnaouer, Adel Ben ( Springer New York LLC , 2017 , Article)One of the major issues in time-critical medical applications using wireless technology is the size of the payload packet, which is generally designed to be very small to improve the transmission process. Using small packets ...