Zobrazeno 1 - 10
of 39
pro vyhledávání: '"Atmawi Darwis"'
Autor:
Eka Mulya Alamsyah, Ahmad Fawwaz Abdullah, Yoyo Suhaya, Sutrisno, Atmawi Darwis, Ihak Sumardi, Asep Suheri, Sasa Sofyan Munawar, Jamaludin Malik
Publikováno v:
BioResources, Vol 19, Iss 1, Pp 306-321 (2023)
Laminated veneer lumber (LVL) and laminated veneer board (LVB) panels from jabon wood (Neolamarckia cadamba) were impregnated with fire retardation substances, namely diammonium phosphate (DAP) and sodium silicate (SS). Prior to testing, the boards w
Externí odkaz:
https://doaj.org/article/89ea8a500d7344b28d6f069f82ea0ade
Autor:
Eka Mulya Alamsyah, Atmawi Darwis, Yoyo Suhaya, Sutrisno, Sasa Sofyan Munawar, Jamaludin Malik, Ihak Sumardi
Publikováno v:
BioResources, Vol 18, Iss 3, Pp 6132-6141 (2023)
Laminated veneer lumber (LVL) and modified grain orientation of LVL (LVB) are composite products made from veneer that are predicted to replace construction timber. The purpose of this study was to determine the physical and mechanical properties of
Externí odkaz:
https://doaj.org/article/17e12d233b5f41f6a4ce65fa874e85e2
Autor:
Atmawi Darwis, Byantara Darsan Purusatama, Apri Heri Iswanto, Nam-Hun Kim, Rudi Hartono, Arida Susilowati
Publikováno v:
Forests, Vol 15, Iss 3, p 509 (2024)
This study investigated the qualitative anatomical characteristics and fiber quality of tapped Styrax sumatrana wood to facilitate its further utilization. The transverse surface of the tapped S. sumatrana was light or greyish brown in the sapwood an
Externí odkaz:
https://doaj.org/article/6682b5bd1628414bbaed46b7ad313c45
Publikováno v:
Journal of Wood Science, Vol 66, Iss 1, Pp 1-6 (2020)
Abstract The current research focuses on the utilization of branches and twigs of surian as raw material for making composite boards in an effort to utilize the waste part of surian stem wood waste. The types of particle board and oriented strand boa
Externí odkaz:
https://doaj.org/article/6487b3bf567144c0948754b93753bd4f
Autor:
Apri Heri Iswanto, Jajang Sutiawan, Atmawi Darwis, Muhammad Adly Rahandi Lubis, Marta Pędzik, Tomasz Rogoziński, Widya Fatriasari
Publikováno v:
Forests, Vol 14, Iss 2, p 320 (2023)
Particleboard (PB) is mainly produced using urea–formaldehyde (UF) adhesive. However, the low hydrolytic stability of UF leads to poor water resistance by the PB. This research aimed to analyze the effect of hot-pressing temperatures and the additi
Externí odkaz:
https://doaj.org/article/cdae0ac9cb0041a984cba8b7cbbb04a5
Autor:
Apri Heri Iswanto, Elvara Windra Madyaratri, Nicko Septuari Hutabarat, Eka Rahman Zunaedi, Atmawi Darwis, Wahyu Hidayat, Arida Susilowati, Danang Sudarwoko Adi, Muhammad Adly Rahandi Lubis, Tito Sucipto, Widya Fatriasari, Petar Antov, Viktor Savov, Lee Seng Hua
Publikováno v:
Polymers, Vol 14, Iss 15, p 3111 (2022)
This study aimed to analyze the basic properties (chemical composition and physical and mechanical properties) of belangke bamboo (Gigantochloa pruriens) and its potential as a particleboard reinforcement material, aimed at increasing the mechanical
Externí odkaz:
https://doaj.org/article/e8c6b6c3806645c78a0b387211ede302
Publikováno v:
Jurnal Ilmu Pertanian Indonesia, Vol 18, Iss 1, Pp 29-42 (2013)
Anatomically, bamboo is constructed from many types of cells. Vascular bundles are the cells which give the highest contribution to the bamboo strength, thus the density distribution of vascular bundles could be used as the main variable for analyzin
Externí odkaz:
https://doaj.org/article/ce811263ad654f0abe633437fa8727d5
Publikováno v:
Jurnal Teknik Sipil, Vol 19, Iss 2, Pp 103-114 (2012)
Struktur cooling tower di PLTP (Pembangkit Listrik Tenaga Panas Bumi) Unit II Kamojang dibangun pada tahun 1988 dengan kayu sebagai komponen utamanya. Setelah 23 tahun umur pakainya, dirasa perlu dilakukan evaluasi sisa umur pakai sebagai salah satu
Externí odkaz:
https://doaj.org/article/cb2de8e5704a45268f8cc7a1e28c0f58
Publikováno v:
Jurnal Teknik Sipil, Vol 21, Iss 2 (2014)
Abstrak. Anatomi bambu disusun oleh sel-sel yang heterogen. Komponen anatomi bambu yang memberikan sumbangan terbesar pada sifat mekanisnya adalah ikatan pembuluh, sehingga kerapatan ikatan pembuluh dapat digunakan sebagai variabel dasar untuk mengan
Externí odkaz:
https://doaj.org/article/e8c464f015804c6dad03506e22d8d250
Publikováno v:
IAWA Journal. 42:475-485
The Hibiscus macrophyllus tree is widely planted in Indonesia especially on Java Island. It has several advantages to be developed commercially as a community or plantation forest compared to the famous introduced species Falcataria moluccana and Ant
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::38180096e69a7e6712b4705aa80efa7d
https://doi.org/10.1163/22941932-bja10067
https://doi.org/10.1163/22941932-bja10067