Zobrazeno 1 - 10
of 60
pro vyhledávání: '"Ibrahim saad agwa"'
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03422- (2024)
One of the most present types of concrete in buildings is ultra-high-performance concrete. In contrast, large quantities of cement are consumed to achieve the required strength. To minimize the quantity of cement utilized in manufacturing ultra-high-
Externí odkaz:
https://doaj.org/article/92915f7b2c8b4d5a999515f8f6e6f101
Autor:
Mohamed Amin, Bassam A. Tayeh, Mohamed A. Kandil, Ibrahim Saad Agwa, Mohammad Farouk Abdelmagied
Publikováno v:
Case Studies in Construction Materials, Vol 20, Iss , Pp e03113- (2024)
Externí odkaz:
https://doaj.org/article/1c09724f5dbb4519a1c7342316429836
Autor:
Sahar A. Mostafa, Ibrahim Saad Agwa, Bahaa Elboshy, Abdullah M. Zeyad, Ahmed M. Seddik Hassan
Publikováno v:
Case Studies in Construction Materials, Vol 20, Iss , Pp e03365- (2024)
Innovative building materials are the primary focus for researchers seeking to reduce energy consumption and advance global sustainability initiatives. This target could accomplished by addressing environmental issues and confronting the adverse impa
Externí odkaz:
https://doaj.org/article/28b15109d0a842f7954cadcda4f28546
Autor:
Ibrahim Y. Hakeem, Mohammad Alharthai, Mohamed Amin, Abdullah M. Zeyad, Bassam A. Tayeh, Ibrahim Saad Agwa
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 7444-7461 (2023)
This research aims to study the effect of adding nanosilica (NS) on the properties of sustainable high-strength concrete (SHSC). The SHSC was produced using recycled aggregates from concrete debris as a 100% alternative to coarse aggregate, and indus
Externí odkaz:
https://doaj.org/article/b125d86f6d5d40a8accf4904b6a143b5
Autor:
Ibrahim Y. Hakeem, Mohamed Amin, Ibrahim Saad Agwa, Mahmoud H. Abd-Elrahman, Mohammad Farouk Abdelmagied
Publikováno v:
Case Studies in Construction Materials, Vol 19, Iss , Pp e02323- (2023)
Today, recycling and the use of eco-friendly construction supplies are major concerns for the environment. Concrete is frequently utilized in the engineering and construction sectors. In the past several decades, ultra-high performance concrete (UHPC
Externí odkaz:
https://doaj.org/article/f6c0786cb249497d86cab79a6f7d8aec
Autor:
Ibrahim Y. Hakeem, Mohamed Amin, Ibrahim Saad Agwa, Mahmoud H. Abd-Elrahman, Omar Mohamed Omar Ibrahim, Mohamed Samy
Publikováno v:
Case Studies in Construction Materials, Vol 19, Iss , Pp e02291- (2023)
Egypt produces more rice straw than any other nation, and this residue is currently discarded in untreated landfills and open fields, causing environmental damage in the country. Furthermore, eggshells, a waste product used in bakeries, restaurants,
Externí odkaz:
https://doaj.org/article/f4ac66dde81146ef9573072ee47c7343
Autor:
Ibrahim Y. Hakeem, Mohamed Amin, Ibrahim Saad Agwa, Mostafa S. Rizk, Mohammad Farouk Abdelmagied
Publikováno v:
Case Studies in Construction Materials, Vol 19, Iss , Pp e02266- (2023)
A significant quantity of cement is necessary for the production of ultra-high-performance concrete (UHPC). However, some environmental issues are associated with cement production. The worldwide agricultural growth increases ash from agricultural wa
Externí odkaz:
https://doaj.org/article/8567aa44fad64f6ab93177fa0f6664eb
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 3196-3218 (2023)
Agricultural countries suffer from growth problems of agricultural waste ash (AWA). This research paper studies the use of AWA as a partial substitute for cement to produce ultra-high-strength concrete (UHSC). This paper also investigates the effect
Externí odkaz:
https://doaj.org/article/4716a32c8bba4cd4a2dd1d9f1883fe71
Publikováno v:
Case Studies in Construction Materials, Vol 18, Iss , Pp e01903- (2023)
This study investigates the utilisation of a combination of a few materials with various ratios, such as ferrosilicon (FS), recycled steel fibres (RSFs) resulting from waste tires and recycled granite (RG), to enhance the mechanical behaviour of ultr
Externí odkaz:
https://doaj.org/article/7cba2617bd234c79b263a2c3ec6ff106
Publikováno v:
Case Studies in Construction Materials, Vol 18, Iss , Pp e01720- (2023)
Cracks in concrete surfaces occur because of steel bar corrosion in reinforced concrete marine structures and other infrastructures, such as pavement slabs. Recently, the use of steel fibre-reinforced concrete (SFRC) to reduce and delay cracking and
Externí odkaz:
https://doaj.org/article/83384b1f85c04bcea2648ee887987f3d