Zobrazeno 1 - 10
of 53
pro vyhledávání: '"Teuku Budi Aulia"'
Publikováno v:
Journal of Natural Fibers, Vol 19, Iss 13, Pp 6182-6195 (2022)
In this study, Typha latifolia (Typha sp.) was investigated as a new raw material for the isolation of cellulose nanocrystals (CNCs) for future application in geopolymer cement. Cellulose was extracted from the stem fibers by carrying out alkali and
Externí odkaz:
https://doaj.org/article/00e3cb4178aa4a56bd5e1f50a47113bd
Publikováno v:
Teras Jurnal: Jurnal Teknik Sipil, Vol 11, Iss 2, Pp 351-362 (2021)
Abstrak Korosi pada struktur beton betulang dapat mengurangi kinerja struktur dan umur layannya karena volume tulangan yang berkurang. Besarnya jumlah korosi yang dipengaruhi oleh laju korosi dapat digambarkan melalui besarnya densitas arus yang ter
Externí odkaz:
https://doaj.org/article/a61c04144edd406abfc9823f0da1a910
Autor:
Cut Rahmawati, Sri Aprilia, Taufiq Saidi, Teuku Budi Aulia, Amri Amin, Jawad Ahmad, Haytham F. Isleem
Publikováno v:
Case Studies in Construction Materials, Vol 17, Iss , Pp e01498- (2022)
As an environmentally friendly material, geopolymers are demanded to have good mechanical and fracture strength. Therefore, this research studied the mechanical properties and fracture parameters of geopolymers based on cellulose nanocrystals (CNCs)
Externí odkaz:
https://doaj.org/article/6b845645bf534d7d8fd328f4d6be5bec
Publikováno v:
Elkawnie: Journal of Islamic Science and Technology, Vol 7, Iss 1, Pp 1-18 (2021)
Abstract: This study was designed to examine the mineral, microstructural, and mechanical strength properties of fly ash and its feasibility as a raw material for geopolymer cement. The study used an experimental method by examining the characteristi
Externí odkaz:
https://doaj.org/article/fe99a8016b9f4361ae8840475cf1d3a2
Publikováno v:
Elkawnie: Journal of Islamic Science and Technology, Vol 6, Iss 2, Pp 302-314 (2020)
Abstract: Inong Balee Fort is one of the Islamic Kingdom of Aceh heritage built in 1599 by Admiral Malahayati but several parts of the fortress wall have currently been damaged and the stone removed. Indonesian Government plans to restore the fort an
Externí odkaz:
https://doaj.org/article/b6978454ba9a4cf78a9261f189da9e82
Autor:
Teuku Budi Aulia
Publikováno v:
Teras Jurnal: Jurnal Teknik Sipil, Vol 10, Iss 2, Pp 213-223 (2020)
Abstrak Perubahan iklim sebagai pemicu pemanasan global merupakan fenomena yang sudah terjadi selama beberapa dasawarsa terakhir. Penggunaan beton sebagai material konstruksi terus meningkat, hampir 60% infrastruktur ketekniksipilan di dunia dibang
Externí odkaz:
https://doaj.org/article/302aa6129d7a40178023222c3277c86a
Publikováno v:
Media Komunikasi Teknik Sipil, Vol 26, Iss 1, Pp 118-127 (2020)
Beton mutu tinggi rentan terhadap suhu tinggi akibat densitas strukturnya yang tinggi. Penggunaan serat polypropylene dapat mencegah peledakan struktur dengan membentuk kanal-kanal akibat pelelehan serat saat kebakaran sehingga tegangan thermal kelua
Externí odkaz:
https://doaj.org/article/600b17ed71784f3483474d1fd0feacf4
Autor:
Lia Handayani, Sri Aprilia, Abdullah, Cut Rahmawati, Teuku Budi Aulia, Péter Ludvig, Jawad Ahmad
Publikováno v:
Polymers, Vol 14, Iss 14, p 2920 (2022)
Sodium silicate is a commonly used activator in geopolymer that is produced commercially. In this study, rice husk ash (RHA) from agricultural waste was used to synthesize sodium silicate as an activator for geopolymer cement. This white ash was appl
Externí odkaz:
https://doaj.org/article/797da380566349e498cd0f040dccbde8
Publikováno v:
Aceh International Journal of Science and Technology, Vol 8, Iss 2, Pp 86-94 (2019)
Problems for both delayed and accelerated activities in scheduling are common in most projects. This problem can implicate on the additional construction cost with different trends as a specific model. A model can provide valuable information to proj
Externí odkaz:
https://doaj.org/article/ca1db4c09d9b4dc49f72dcd89d92badc
Publikováno v:
Polymers, Vol 13, Iss 13, p 2178 (2021)
Nanosilica produced from physically-processed white rice husk ash agricultural waste can be incorporated into geopolymer cement-based materials to improve the mechanical and micro performance. This study aimed to investigate the effect of natural nan
Externí odkaz:
https://doaj.org/article/63f217d5cfb04d9eb4714645b07cb0b5