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Journal : Journal of Applied Science, Engineering and Technology (J. ASET)

Bridge Structure Study on the Dome of the Boarding School’s Mosque at Pringsewu District in Bandar Lampung Wijaya, Angga; Kurniawan, Panji; Nafrizal; Risano, A Yudi Eka
Journal of Applied Science, Engineering and Technology Vol. 2 No. 2 (2022): December 2022
Publisher : INSTEP Network

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Abstract

Islamic architecture as a foundation in building Muslim worship facilities in the form of mosques has developed its meaning along with advances in science and technology. One of the concepts in designing a mosque is to ensure that the congregation can close the rows of rows. Based on the verses of the Qur'an regarding the priority of rows in congregational prayers, effort (rashshus shufūf) in congregational prayers is something that is ordered in the Qur'an and hadith.It thenmanifested in the Islamic architectural design of the Klangenan Insan Mulia Boarding School Mosque in the form of providing a center column so that the prayer halls are not interrupted due to the presence of middle columns. As a consequence of the design, the structure of the mosque required several adjustments which were well planned and efficient. This research was conducted using a qualitative method with descriptive analysis supported by modeling simulation and load strength analysis using ETAB V. 16 software, so that the results obtained in the form of structural calculations for steel rafter roof construction using the bridge structure model. The steel rafter roof construction with the bridge structure model was chosen due to several factors including: strength, practicality, and design flexibility.
Magnesium and its alloys as Biomaterial for bone repair: advances, challenges and future direction in mechanical and tissue engineering research Jasmawati, Noor; Nafrizal; Zulhanif; Ibrahim, Fauzi; Sukmana, Irza
Journal of Applied Science, Engineering and Technology Vol. 5 No. 1 (2025): June 2025
Publisher : INSTEP Network

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47355/jaset.v5i1.77

Abstract

Interest in the application of biodegradable bone screw is driven by the increasing knowledge on biomedical materials and tissue engineering field. Currently, various polymeric- as well as metallic-based materials have been used as degradable bone screw. Biodegradable material is a desirable feature for bone screw since the goal is that it uses as a temporary structure holding a growing bone tissues until the bone fracture has sufficiently healed. Among others, magnesium and its alloys have a potential chance to serve as biodegradable bone screw applications, as it has mechanical properties similar to natural bone, lightweight, and biocompatible approved. This article aims to report current development and future potential use of magnesium-based metal for bone screw application. Techniques on manufacturing process, mechanical performance, and biocompatibility assessment of magnesium and its alloys are highlighted.