Zobrazeno 1 - 10
of 109
pro vyhledávání: '"Kotiba Hamad"'
Publikováno v:
Journal of Magnesium and Alloys, Vol 12, Iss 8, Pp 3216-3228 (2024)
Magnesium (Mg) based materials hold immense potential for various applications due to their lightweight and high strength-to-weight ratio. However, to fully harness the potential of Mg alloys, structured analytics are essential to gain valuable insig
Externí odkaz:
https://doaj.org/article/381dbb72109c44b8b2066b90d62b6b09
Autor:
Surjeet Kumar, Russlan Jaafreh, Subhajit Dutta, Jung Hyeon Yoo, Santiago Pereznieto, Kotiba Hamad, Dae Ho Yoon
Publikováno v:
Journal of Magnesium and Alloys, Vol 12, Iss 4, Pp 1540-1553 (2024)
This study presents a transfer learning approach for discovering potential Mg-based superconductors utilizing a comprehensive target dataset. Initially, a large source dataset (Bandgap dataset) comprising approximately ∼75k compounds is utilized fo
Externí odkaz:
https://doaj.org/article/3cf93f83c7734d17856e52375a2e8cbd
Publikováno v:
Journal of Magnesium and Alloys, Vol 11, Iss 1, Pp 392-404 (2023)
In the present work, we have employed machine learning (ML) techniques to evaluate ductile-brittle (DB) behaviors in intermetallic compounds (IMCs) which can form magnesium (Mg) alloys. This procedure was mainly conducted by a proxy-based method, whe
Externí odkaz:
https://doaj.org/article/5f00351f7f1c410b8fa9f5538f3f5520
Autor:
Umer Masood Chaudry, Hafiz Muhammad Rehan Tariq, Nooruddin Ansari, Adil Mansoor, Muhammad Kashif Khan, Kotiba Hamad, Tea-Sung Jun
Publikováno v:
Metals, Vol 13, Iss 12, p 1962 (2023)
In the present study, the effect of annealing treatment on the room-temperature mechanical performance of AZ61, AZ61-0.5CaO and AZ61-1CaO was thoroughly investigated. The as-rolled samples were annealed at 400 °C for 1 h followed by furnace cooling.
Externí odkaz:
https://doaj.org/article/5f8d41f667834cae8fdfcd7afd167969
Publikováno v:
Journal of Materials Research and Technology, Vol 19, Iss , Pp 3406-3420 (2022)
The microstructural evolution and slip activity in a pure Mg and AZX211 alloy during room and cryogenic temperatures (CT: −50 °C, −100 °C and −150 °C) deformation has been systematically investigated. The influence of alloying and deformatio
Externí odkaz:
https://doaj.org/article/dcbdd50422d24bd39446abc85ba7b30e
Publikováno v:
Journal of Materiomics, Vol 8, Iss 3, Pp 678-684 (2022)
In this work, a machine learning (ML) model was created to predict intrinsic hardness of various compounds using their crystal chemistry. For this purpose, an initial dataset, containing the hardness values of 270 compounds and counterpart applied lo
Externí odkaz:
https://doaj.org/article/6e9fdbc93bab442a992a65fed465d77d
Publikováno v:
Crystals, Vol 12, Iss 10, p 1330 (2022)
In this study, the microstructure, crystallographic texture and the mechanical performance of hot-rolled pure Mg and Mg-2Al-1Zn-1Ca (herein inferred as AZX211) were thoroughly investigated. The results showed that the designed AZX211 alloy exhibited
Externí odkaz:
https://doaj.org/article/6c18e07b9c3c4668b332c83c9e74f97b
Publikováno v:
Crystals, Vol 12, Iss 9, p 1247 (2022)
In the present work, machine learning (ML) was employed to build a model, and through it, the microstructural features (parameters) affecting the stress concentration (SC) during plastic deformation of magnesium (Mg)-based materials are determined. A
Externí odkaz:
https://doaj.org/article/113d3903daaa42438faa3970dfa5b6ef
Autor:
Ahmed Abdu, Zhengjun Zhai, Redhwan Algabri, Hakim A. Abdo, Kotiba Hamad, Mugahed A. Al-antari
Publikováno v:
Mathematics, Vol 10, Iss 17, p 3120 (2022)
Software defect prediction (SDP) methodology could enhance software’s reliability through predicting any suspicious defects in its source code. However, developing defect prediction models is a difficult task, as has been demonstrated recently. Sev
Externí odkaz:
https://doaj.org/article/eccab2ec5ab04ed28f9b58bd83ad3292
Publikováno v:
Mathematics, Vol 10, Iss 5, p 766 (2022)
In this study, isothermal compression tests of highly ductile AZ31-0.5Ca Mg alloys were conducted at different strain rates (0.001–0.1 s−1) and temperatures (423–523 K) along with extruded direction. The flow stress characteristics were evaluat
Externí odkaz:
https://doaj.org/article/8a15683854544736a05fbb088201473e