Zobrazeno 1 - 10
of 189
pro vyhledávání: '"Sulardjaka"'
Autor:
Mohammad Inggi Hilmawan, Ericha D.W. Syah Putri, Nurul Muhayat, Yupiter H.P. Manurung, Ilhamdi, Sulardjaka, Hendrato, Triyono
Publikováno v:
International Journal of Lightweight Materials and Manufacture, Vol 7, Iss 3, Pp 467-479 (2024)
The utilization of Aluminum hollow panels enhances structural strength while simultaneously ensuring a lightweight and efficient use of materials. During their application, these panels necessitate a welding process that is susceptible to porosity du
Externí odkaz:
https://doaj.org/article/f009ed734372449dac44e591d49b57a8
Autor:
John Philia, Widayat Widayat, Sulardjaka Sulardjaka, Gunawan Agung Nugroho, Ahmad Nawwar Darydzaki
Publikováno v:
Results in Engineering, Vol 19, Iss , Pp 101247- (2023)
In this work, aluminum-based activated zeolite is employed for the first time in glycerol steam reforming. AlCl3 and Al(OH)3 were used as the activator agents for the natural zeolite. NiMo/Zeolite catalysts were prepared for the glycerol steam reform
Externí odkaz:
https://doaj.org/article/fd0fdaeedeb8460b9d9f3a608679fd78
Autor:
Tuswan Tuswan, Manik Parlindungan, Samuel Samuel, Suprihanto Agus, Sulardjaka Sulardjaka, Nugroho Sri, Pakpahan Boris Ferdinando
Publikováno v:
Curved and Layered Structures, Vol 10, Iss 1, Pp 850-3 (2023)
With the increased emphasis on the use of recyclable bio-based materials and further understanding of the mechanical properties of laminated bamboo, the development of a new generation of low-cost bamboo-based composites for ship structure has genera
Externí odkaz:
https://doaj.org/article/a4e5088d923d45e7b33c4e5bca3070a5
Publikováno v:
Curved and Layered Structures, Vol 9, Iss 1, Pp 236-257 (2022)
Hybridization of natural and synthetic fibers has the ability to improve composite performance. It means that the combination of natural fibers such as coir, jute, bamboo, and sisal with synthetic or glass fiber can broaden the role of the composite
Externí odkaz:
https://doaj.org/article/9cf3baec15fb4c34a1733e9cf365f262
Publikováno v:
Teknik, Vol 41, Iss 1, Pp 27-39 (2020)
Enceng gondok (Eichhornia crassipes) merupakan tumbuhan perairan yang memiliki laju pertumbuhan cepat. Pertumbuhan populasi yang tinggi menyebabkan berbagai persoalan yang menyangkut gangguan keseimbangan ekosistem, gangguan irigasi dan sedimentasi.
Externí odkaz:
https://doaj.org/article/72caf96071844ceb8b1805dda650a209
Autor:
Sugiman, Sulardjaka
Publikováno v:
International Journal of Technology, Vol 7, Iss 3, Pp 438-446 (2016)
Structural adhesives have been widely used to join metal to metal, and metal to composite in automotive and aircraft structures. However, the adhesive is susceptible to water absorption from the surrounding environment and this affects the mechan
Externí odkaz:
https://doaj.org/article/e19539ea896d444a837501365d7fcca3
Publikováno v:
MATEC Web of Conferences, Vol 269, p 02008 (2019)
The welded joint always contains the microstrain when welding is complete. The microstrain generates distortion and changes of the physical shape of the weld joint. The purpose of the study was to observe the pattern and direction of residual stress
Externí odkaz:
https://doaj.org/article/a27949c1fe824800964400e6a3d34c2d
Autor:
Kasir, Sulardjaka
Publikováno v:
MATEC Web of Conferences, Vol 159, p 02037 (2018)
The aim of this research is to investigate mechanical and microstructure characteristic of ST 37 Friction Stir Welded (FSW) butt joints. The rolled plate of ST 37 steel was used as the base material. Tungsten carbide (20 mm on diameter) was used as t
Externí odkaz:
https://doaj.org/article/405bc60dbed84ad4a6ba482ecc1ceeee
Publikováno v:
MATEC Web of Conferences, Vol 159, p 02036 (2018)
Mechanical characteristic of silicon carbide particle reinforced aluminum matrix composites produced by semi solid stir casting technique was investigated. Al7Si and Al7SiMg were used as metal matrix. High purity silicon carbida with average particle
Externí odkaz:
https://doaj.org/article/6a7e90dbe80e444a8fed44c9a48e5ff4
Autor:
Philia, John, Widayat, Widayat, Sulardjaka, Sulardjaka, Nugroho, Gunawan Agung, Darydzaki, Ahmad Nawwar
Publikováno v:
In Results in Engineering September 2023 19