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Akademický článek

Multi-aspect exergo-economic/environmental study/optimization of an eco-friendly heat integration process for gas turbine modular helium reactors in integration with a Stirling engine

Autor: Man-Wen Tian, Azher M. Abed, Bhupendra Singh Chauhan, Raymond Ghandour, Aliashim Albani, Salem Alkhalaf, Hamad Almujibah, M.A. El-Shorbagy, I.M. Ashraf

Publikováno v: Case Studies in Thermal Engineering, Vol 51, Iss , Pp 103585- (2023)

As a nuclear power source, gas turbine modular helium reactors (GT-MHR) can play a major role in the energy industry due to their high safety index and low operating costs. In light of the GT-MHR's high heat capacity, this study integrates a GT-MHR c

Externí odkaz: https://doaj.org/article/ac413a940e8a4fd3964f6bbd9797fced

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Akademický článek

A machine learning-based Biding price optimization algorithm approach

Autor: Saleem Ahmad, Sultan Salem, Yousaf Ali Khan, I.M. Ashraf

Publikováno v: Heliyon, Vol 9, Iss 10, Pp e20583- (2023)

Trading companies of used product market are struggling to gain customers attentaion and to sell the products. The aim of this research is to develop a mechanism that can maximize the sale of products while considering profit implications. The litera

Externí odkaz: https://doaj.org/article/42ec98a9102a4ad99ada5f093d600594

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Akademický článek

A comprehensive study on Co-doped CdS nanostructured films fit for optoelectronic applications

Autor: Amira Ben Gouider Trabelsi, Kamlesh V. Chandekar, Fatemah.H. Alkallas, I.M. Ashraf, Jabir Hakami, Mohd. Shkir, Ajeet Kaushik, S. AlFaify

Publikováno v: Journal of Materials Research and Technology, Vol 21, Iss , Pp 3982-4001 (2022)

This research explores the novel photo-response properties of cobalt (Co) doped cadmium sulfide (CdS) thin films developed using a facile and cost-effective spray coating technique. The microstructural parameters were evaluated using XRD patterns and

Externí odkaz: https://doaj.org/article/87866560681e4a9491fae969009d269c

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Akademický článek

Fabrication and characterization of high-performance photodetectors based on Au/CdS/Au and Au/Ni:CdS/Au junctions

Autor: Hasan Albargi, Z.R. Khan, R. Marnadu, H.Y. Ammar, Hassan Algadi, Ahmad Umar, I.M. Ashraf, Mohd. Shkir

Publikováno v: Journal of King Saud University: Science, Vol 33, Iss 8, Pp 101638- (2021)

The synthesis, characterization, and photodetector application of pure and Ni doped CdS thin films prepared by the spray pyrolysis technique are presented in this paper. Various techniques were used to analyze the thin films that had been produced. T

Externí odkaz: https://doaj.org/article/9eab13957a8e4ccbb79fd52e4a7c7ec0

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Akademický článek

Studies on the photoelectric properties of crosslinked-poly(acrylamide co-acrylic acid) for photo detector applications

Autor: I.M. Ashraf, Adel A. El-Zahhar

Publikováno v: Results in Physics, Vol 11, Iss , Pp 842-846 (2018)

The co-polymer, polyacrylamide co-acrylic acid-P(AM-AA) was prepared by chemical polymerization of acrylamide with acrylic acid in presence of methylene bisacrylamide as a crosslinker. The copolymer was analyzed using FTIR, XRD and DTA. The I-V chara

Externí odkaz: https://doaj.org/article/a9091adcf6ca418b86ad2973b9383d48

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Akademický článek

Structure and transport properties of Tl2Te3 single crystals

Autor: I.M. Ashraf, A. Salem, M.S. Awad Al-Juman

Publikováno v: Results in Physics, Vol 10, Iss , Pp 281-286 (2018)

A special new design from melt based on the Bridgman technique has been applied to prepare Tl2Te3 single crystals. The grown crystals were characterized by XRD, SEM, EDAX. The electrical conductivity, Hall effect and thermoelectric power have been pe

Externí odkaz: https://doaj.org/article/6d11a42fdf6b4865b23b7434dcddaa4c

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