Zobrazeno 1 - 10
of 134
pro vyhledávání: '"Januar Parlaungan, Siregar"'
Autor:
Rozanna Dewi, Novi Sylvia, Zulnazri, Medyan Riza, Januar Parlaungan Siregar, Tezara Cionita, Budhi Santri Kusuma
Publikováno v:
AIMS Environmental Science, Vol 11, Iss 2, Pp 304-323 (2024)
Sago starch and cellulose fiber can be used as a raw material for making degradable plastics to replace commercial plastics. This research used corn cob fiber and sugarcane bagasse fiber as filler to improve the properties of degradable plastic. The
Externí odkaz:
https://doaj.org/article/16a3837cdb6042b4b3fa34a839baf911
Autor:
Wan Zateel Aqmaer Wan Ab Halim, Ramli Junid, Norazliane Sazali, Januar Parlaungan Siregar, Jeefferie Abd Razak, Deni Fajar Fitriyana, Tezara Cionita, Jamiluddin Jaafar
Publikováno v:
Journal of Engineering and Applied Science, Vol 71, Iss 1, Pp 1-14 (2024)
Abstract In this work, epoxy nanocomposite was prepared with the inclusion of unfunctionalized as-received GNPs (ARGNPs) and functionalized GNPs using surfactant Tween 80 (T80GNPs) in the epoxy resin using a mechanical stirrer. ARGNPs were used as it
Externí odkaz:
https://doaj.org/article/e7b256e9a9754ead82a98f8ff4fc32d9
Autor:
Rahmad Doni Widodo, Rusiyanto, Wahyudi, Melisa Kartika Sari, Deni Fajar Fitriyana, Januar Parlaungan Siregar, Tezara Cionita, Natalino Fonseca Da Silva Guterres, Mateus De Sousa Da Silva, Jamiluddin Jaafar
Publikováno v:
AIMS Materials Science, Vol 10, Iss 6, Pp 1105-1120 (2023)
Brake pads significantly affect the braking performance of railways under both normal and emergency operating conditions. In previous studies, brake pads were made using the hand lay-up method and produced the best properties on specimens with epoxy,
Externí odkaz:
https://doaj.org/article/bf87d8e345f8421ab76230e665cfd3ac
Autor:
Wisnu Prayogo, Januar Parlaungan Siregar, Prayatni Soewondo, Zulkifli Nasution, Zarah Arwieny Hanami, M. Faisi Ikhwali, Abentin Estim, I Wayan Koko Suryawan
Publikováno v:
Environment and Natural Resources Journal, Vol 21, Iss 1, Pp 9-18 (2023)
Mineral wool has been used as a filter medium that reaches approximately 95% removal efficiency of total suspended solids (TSS) on a laboratory scale. However, there is no research available has been applied on a larger scale. Hence, this study inves
Externí odkaz:
https://doaj.org/article/59ea810f91954c6295f94bdc8963b02e
Autor:
Riyadi Riyadi, Ahmad Kholil, Januar Parlaungan Siregar, Siska Titik Dwiyati, Danang Budi Pratama, Ari Setiawan, Eko Arif Syaefudin
Publikováno v:
Automotive Experiences, Vol 6, Iss 2 (2023)
Currently, research on natural fiber composites (NFC) for automotive applications has attracted the attention of researchers and academics. Natural fibers such as coconut fiber and wood powder are mixed with metal materials such as aluminum and coppe
Externí odkaz:
https://doaj.org/article/db81a11aaced4578967536fc43416dd4
Autor:
Muhammad Khafidh, Finny Pratama Putera, Rahmadi Yotenka, Deni Fajar Fitriyana, Rahmat Doni Widodo, Rifky Ismail, Agustinus Purna Irawan, Tezara Cionita, Januar Parlaungan Siregar, Nur Hidayah Ismail
Publikováno v:
Automotive Experiences, Vol 6, Iss 2 (2023)
The use of composite materials in brake pads is becoming increasingly popular due to their high-performance characteristics, including good thermal stability, high wear resistance, and low noise generation. However, the development of new composite m
Externí odkaz:
https://doaj.org/article/0ed34d4f1a9b45289ed9ef71ed892173
Publikováno v:
Journal of Applied Engineering and Technological Science, Vol 4, Iss 2 (2023)
Design for manufacturing and assembly (DFMA) is widely applied in many industries to optimize the manufacturing and assembly process at the early stage of design, with the aides of the CAD model. Many researchers apply the DFMA to increase assembly e
Externí odkaz:
https://doaj.org/article/bb483eb1249c4ef898fe6b0a8a2cffca
Autor:
Sri Nugroho, Deni Fajar Fitriyana, Rifky Ismail, Thesar Aditya Nurcholis, Tezara Cionita, Januar Parlaungan Siregar
Publikováno v:
Automotive Experiences, Vol 5, Iss 3 (2022)
Induction hardening (IH) is a popular choice for automotive components such as camshafts for its ability to harden portions of a component selectively. The camshaft will contact the tappet, connected to the rocker arm, to open and close the valve whe
Externí odkaz:
https://doaj.org/article/0ddcb78673cc42ccade92dda170eca9a
Autor:
Endah Murtiana Sari, Agustinus Purna Irawan, Mochamad Agung Wibowo, Januar Parlaungan Siregar, Rizal Zainuddin Tamin, Arief Kusuma Among Praja, Maya Puspita Dewi
Publikováno v:
Buildings, Vol 13, Iss 1, p 262 (2023)
Many projects in Indonesia have implemented new strategies in response to the COVID-19 outbreak. Many projects suffered unexpected losses during the COVID-19 pandemic, and conditions were unpredictable. This situation must be considered by all stakeh
Externí odkaz:
https://doaj.org/article/855ea28c4f48433f95642a857cdd593f
Autor:
Basyirun Basyirun, Muhammad Hasnan Habib, Deni Fajar Fitriyana, Muhammad Irfan Nuryanta, Januar Parlaungan Siregar, Cionita, Tezara, Da Silva Guterres, Natalino Fonseca, De Sousa Da Silva, Mateus
Publikováno v:
International Journal of Integrated Engineering (IJIE); 2024, Vol. 16 Issue 5, p88-99, 12p