Zobrazeno 1 - 10
of 641
pro vyhledávání: '"Istadi A"'
Autor:
Abdul Kadir, Istadi, Agus Subagio, Iskendar, Waluyo, Dewi Kartikasari, Hendra Palebangan, Siti Sadiah, Sutriyanto Himawan, Putri Virliani, Y.F. Kusuma, Dwi Wahyudi, Erlangga Satria Aidil Putra, Fadila Norasarin Eritha
Publikováno v:
Journal of Applied Science and Engineering, Vol 27, Iss 8, Pp 3015-3025 (2024)
The posture of water flow velocity generated by the rotation of the ship’s propeller needs to be studied to see the performance of the propeller and the potential for scouring that the seabed can cause. This study aims to comprehensively determine
Externí odkaz:
https://doaj.org/article/8f9ec2c51a494ed4aa7b5e0314cf4f3b
Autor:
I. Istadi, Yunita Kusumawati, Teguh Riyanto, Didi D. Anggoro, Bunjerd Jongsomjit, Ari Bawono Putranto
Publikováno v:
Case Studies in Chemical and Environmental Engineering, Vol 10, Iss , Pp 100843- (2024)
This research aims to improve crystal structure and pore size and adjust Brønsted to Lewis (B/L) acid site ratio of spent RFCC catalyst through ultrasound-assisted acid treatment. The catalyst performance was tested to convert palm oil into biofuel
Externí odkaz:
https://doaj.org/article/4e20789c3e484b3ab8926c7f34f9b2c2
Autor:
Istadi Istadi
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 19, Iss 2 (2024)
Frontmatter (Front Cover, Editorial Team, Indexing, and Table of Contents)
Externí odkaz:
https://doaj.org/article/08521b468f8642e5803d59672e65f6a0
Autor:
Istadi Istadi
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 19, Iss 2 (2024)
Backmatter (Publication Ethics, Copyright Transfer Agreement for Publishing Form)
Externí odkaz:
https://doaj.org/article/a1a971d47ad5469b9427b6aafb6aaf50
Publikováno v:
Geoplanning: Journal of Geomatics and Planning, Vol 10, Iss 1, Pp 55-72 (2023)
Drought known as ‘silent killer’—unpredictable slow-moving hazard which cause severe damage to people and environment. Since agriculture is the first and foremost sector affected by drought, the risk of crop failure can be minimized by reducing
Externí odkaz:
https://doaj.org/article/bf6f35e4a61f42f7bafb8853fdf142d2
Autor:
Istadi Istadi, Teguh Riyanto, Didi Dwi Anggoro, Cokorda Satrya Pramana, Amalia Rizqi Ramadhani
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 18, Iss 2, Pp 222-237 (2023)
This study investigates the effect of chemically doped Co and Ni metals on ZSM-5 catalyst with respect to the catalysts’ characteristics and performance for palm oil cracking. Some characterization methods have been conducted to identify the physic
Externí odkaz:
https://doaj.org/article/bd4da4710b7b4e5990ddde236498c0bb
Autor:
Istadi Istadi
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 18, Iss 4 (2023)
Backmatter (Publication Ethics, Copyright Transfer Agreement for Publishing Form)
Externí odkaz:
https://doaj.org/article/0341ee27517446c08d77c0c8b8d8db2a
Autor:
Istadi Istadi
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 18, Iss 4 (2023)
Frontmatter (Front Cover, Editorial Team, Indexing, and Table of Contents)
Externí odkaz:
https://doaj.org/article/e5ed8a79189b457e8719cde897441610
Publikováno v:
International Journal of Renewable Energy Development, Vol 12, Iss 2, Pp 381-389 (2023)
Synthesis of the solid bifunctional vanadium-calcium mixed oxides catalyst was accomplished by application of a simple physical mixing approach. In this work, we compared the catalytic activity of CaO and 2%V2O5.CaO catalyst. Various characterization
Externí odkaz:
https://doaj.org/article/4f133dd6d5dd4720bd9f33e49384d79d
Publikováno v:
Advances in Medical Education and Practice, Vol Volume 13, Pp 1423-1438 (2022)
Yani Istadi,1 Tri Joko Raharjo,1 Mahalul Azam,2 Sungkowo Edy Mulyono3 1Doctoral Program of Education Management, Universitas Negeri Semarang, Semarang, Indonesia; 2Department of Public Health, Faculty of Sports Science, Universitas Negeri Semarang, S
Externí odkaz:
https://doaj.org/article/e74197c22514405f8c400a6c60476e76