Zobrazeno 1 - 10
of 62
pro vyhledávání: '"Essam R. I. Mahmoud"'
Autor:
Essam R. I. Mahmoud, Awaluddin Mohamed Shaharoun, Abdulrahman Aljabri, Hamad Almohamadi, Mohammed Farhan
Publikováno v:
Mekanika, Vol 21, Iss 2, Pp 85-94 (2022)
Although the economic value of glass products and its importance to the Saudi National Economy is vast, not much information is available about the current state of the art of the industry. Likewise little information is available about the geography
Externí odkaz:
https://doaj.org/article/9147456ab3164fb7b6c765a696a125e9
Autor:
Abdulrahman Aljabri, Hasan Tibar, Essam R. I. Mahmoud, Hamad Almohamadi, Feijun Qu, Zhengyi Jiang
Publikováno v:
Journal of Manufacturing and Materials Processing, Vol 7, Iss 3, p 104 (2023)
A precise prediction of the rolling force is critical to ensure the quality of the final product, especially in the cold rolling of thin strips. Based on this, a new mathematical model is developed to work out the rolling force when considering the r
Externí odkaz:
https://doaj.org/article/52dfe513019f469fa8965af23d0be825
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 16, Iss 2, Pp 374-382 (2021)
Algae waste is one of the potential substrates for biogas and biohydrogen production and can comprehend multiple benefits of waste treatment and resource utilization. In view of the key bottlenecks such as low substrate degradation rate and poor prod
Externí odkaz:
https://doaj.org/article/e3e298e261b34caf842b59846a381b9c
Autor:
Muhammad N. Nawaz, Sohaib Z. Khan, Muhammad Asif, Abdulrahman Aljabri, Asad A. Zaidi, Essam R. I. Mahmoud
Publikováno v:
Lubricants, Vol 10, Iss 11, p 310 (2022)
This research focuses on the study of the simulation capabilities of the lagrangian (LAG) model and Smoothed Particle Hydrodynamics (SPH) model for the orthogonal dry machining of aluminum alloy Al6061-T6. A three-dimensional finite element model was
Externí odkaz:
https://doaj.org/article/e9d805400a8440e5b1eb73a4355bb8f9
Autor:
Farrukh Mustahsan, Sohaib Z. Khan, Asad A. Zaidi, Yaser H. Alahmadi, Essam R. I. Mahmoud, Hamad Almohamadi
Publikováno v:
Materials, Vol 15, Iss 22, p 8022 (2022)
This paper presents a modified re-entrant honeycomb auxetic structure. The structure is constructed by adding an additional horizontal member between the vertical and re-entrant member of the semi-re-entrant honeycomb model to increase the overall co
Externí odkaz:
https://doaj.org/article/c14b2a21c99d47c8921842626b4086d3
Autor:
Essam R. I. Mahmoud, Sohaib Z. Khan, Abdulrahman Aljabri, Hamad Almohamadi, Mohamed Abdelghany Elkotb, Mohamed A. Gepreel, Saad Ebied
Publikováno v:
Crystals, Vol 12, Iss 10, p 1413 (2022)
In this paper, the cladding of pure aluminum and a low-carbon steel alloy was performed through friction stir processing with minimal intermetallic compound formation. A 3 mm thick aluminum plate was clamped on top of a steel plate. A thick, pure cop
Externí odkaz:
https://doaj.org/article/d99dee28dd4c46bc97e636f490d5378c
Publikováno v:
Materials, Vol 15, Iss 20, p 7319 (2022)
New high entropy alloys with good corrosion resistance in severe environment are receiving increasing attention. This work reports upon the microstructure and the corrosion resistance of the non-equiatomic Fe36Mn20Ni20Cr16Al5Si3 alloy in different ac
Externí odkaz:
https://doaj.org/article/8ad9cb36e9334bd993f2a15d868e2fdd
Publikováno v:
Metals, Vol 12, Iss 7, p 1164 (2022)
The selection of high-entropy alloys (HEAs), which are relatively lightweight and have unique mechanical properties, remains a substantial challenge. In this study, six new HEAs were designed from the relatively low-cost Fe–Mn–Ni–Cr–Al–Si s
Externí odkaz:
https://doaj.org/article/424eb6039bef425dabf8f4f6d5f55aae
Publikováno v:
Entropy, Vol 24, Iss 8, p 1040 (2022)
In this study, a multi-component FeMnNiCrAlSi high-entropy alloy, chosen through Thermo-Calc® software (2021a, Stockholm, Sweden) calculation and produced by electric arc melting, was studied for phase continents and mechanical properties. The resul
Externí odkaz:
https://doaj.org/article/e209bdb81b0e4c5199292395114a72e0
Autor:
Essam R. I. Mahmoud, Hamad Almohamadi, Abdulrahman Aljabri, Sohaib Z. Khan, Ahmad N. Saquib, Mohammed Farhan, Mohammed Abdel-Ghani Elkotb
Publikováno v:
Materials, Vol 14, Iss 24, p 7611 (2021)
Friction Stir Processing (FSP) was used to fabricate metal matrix composite, based on steel and reinforced with nano-sized yttrium oxide powder. The powder was packed in a narrow longitudinal groove of 2 mm depth and 1 mm width cut in the steel plate
Externí odkaz:
https://doaj.org/article/6e072f70a50e4d10a1867255016b8609