Zobrazeno 1 - 10
of 453
pro vyhledávání: '"Hidayat Arif"'
Autor:
Naufal Andreal Muhammad, Prabowo Aditya Rio, Muttaqie Teguh, Hidayat Arif, Purwono Joko, Adiputra Ristiyanto, Akbar Hammar Ilham, Smaradhana Dharu Feby
Publikováno v:
Reviews on Advanced Materials Science, Vol 63, Iss 1, Pp pp. 797-805 (2024)
Composites are becoming materials of the future. Composite applications have become popular in the air as airframes in the aerospace industry to the deepest seas in the form of underwater pipes. A sandwich structure is a composite with cores with low
Externí odkaz:
https://doaj.org/article/b26a17aa87334fe8a4252bc060fcc5f3
Publikováno v:
BIO Web of Conferences, Vol 117, p 01035 (2024)
The abundance of dead coral reefs or coral skeleton around the coast of Prigi Beach has the potential to be abundant and used as an adsorbent to reduce nickel content. Nickel in high concentrations can cause water pollution problems. It is urgently n
Externí odkaz:
https://doaj.org/article/d8c7da01627b42eaaf390cd7f6e3d664
Autor:
Megawati, Darmawan Akhmad, Hudiyono Sumi, Permatasari Vera, Hidayat Arif, Kurniawan Hendris Hendarsyah
Publikováno v:
E3S Web of Conferences, Vol 503, p 07002 (2024)
The purpose of this study is to ascertain the chemical composition of Horsfieldia macrothyrsa leaves and twigs by using Gas Chromatography/Mass Spectrometry (GC/MS) to extract the hexane (non-polar) fraction, which has antioxidant, antidiabetic, and
Externí odkaz:
https://doaj.org/article/3271da8a37354cf5a837fbae2a10656d
Autor:
Effendi Usman, Hidayat Arif, Effendi Mas’ud, Rofiq Mulyarto Aunur, Kristina Silitonga Yessicha
Publikováno v:
BIO Web of Conferences, Vol 90, p 03002 (2024)
The aim of this research is to determine the optimal route using a genetic algorithm and to compare the routes before and after optimization. The method used is the Genetic Algorithm, which consists of representation and initialization stages using p
Externí odkaz:
https://doaj.org/article/ecd8e447a7124e4cb237254f69e96136
Autor:
Aribowo Agus, Adhynugraha Muhammad Ilham, Megawanto Fadli Cahya, Hidayat Arif, Muttaqie Teguh, Wandono Fajar Ari, Nurrohmad Abian, Chairunnisa, Saraswati Sherly Octavia, Wiranto Ilham Bagus, Al Fikri Iqbal Reza, Saputra Muhammad Dito
Publikováno v:
Curved and Layered Structures, Vol 10, Iss 1, Pp p. 1-16 (2023)
This research applies a numerical study of topology optimization of laminate composite structures by using a finite element method (FEM). In this methodology, the plies orientation is excluded from the optimization. The geometry-based optimization fr
Externí odkaz:
https://doaj.org/article/bbe3798e2f8e4089ae5fecd1c95cc3d8
Autor:
Anggrainy Eka Dewi, Syarifain Roby Ibnu, Hidayat Arif, Solihatin Etin, Suherman Cucu, Fitriatin Betty N., Simarmata Tualar
Publikováno v:
Open Agriculture, Vol 5, Iss 1, Pp 936-942 (2020)
Intensive agricultural practices and heavy use of inorganic fertilizers have significantly accelerated soil degradation. Mineralization of the organic matter of soil affects soil health and the abundance of soil beneficial microbes (SBMs) and its dyn
Externí odkaz:
https://doaj.org/article/02ecca9a196e456b8a49c983c9c3c387
Publikováno v:
MATEC Web of Conferences, Vol 154, p 01037 (2018)
The removal of reactive dyes on modified coal fly ash has been investigated during a series of batch adsorption experiments. Physical characteristics of modified coal fly ash was characterized by Brunauer Emmett Teller (BET) surface area analysis, X-
Externí odkaz:
https://doaj.org/article/7fd6156237da458a924cedb472feb18a
Autor:
Chabib Lutfi, Muhtadi Wildan Khairi, Rizki Muhammad Ikhwan, Rahman Rifazul Aulia, Suhendri Mohamad Rahman, Hidayat Arif
Publikováno v:
MATEC Web of Conferences, Vol 154, p 04006 (2018)
The immune system is a combination of cells, molecules, and tissues that play a role in preventing, detecting and eliminating a pathogen that enters the body. Indonesian society, hereditary and traditionally used medicinal plants (herbs) to increase
Externí odkaz:
https://doaj.org/article/ec5e3f84c3b7479a94c73770339dfd37
Autor:
Sutrisno Bachrun, Hidayat Arif
Publikováno v:
MATEC Web of Conferences, Vol 154, p 01036 (2018)
The palm oil industry is currently growing rapidly and generating large amounts of biomass waste that is not utilized properly. Palm empty fruit bunch (PEFB), by product of palm oil industry is considered as a promising alternative and renewable ener
Externí odkaz:
https://doaj.org/article/99c813fe5b3e4beb8b6cefbaa33b53d3
Autor:
Hidayat Arif, Sutrisno Bachrun
Publikováno v:
MATEC Web of Conferences, Vol 154, p 01010 (2018)
In this paper, the simulation study of biodiesel production from Palm Fatty Acid Distillate (PFAD) using Palm Empty Fruit Bunch (PEFB) catalyst as the heterogeneous acid catalyst in reactive distillation (RD) column was studied. The main parameters o
Externí odkaz:
https://doaj.org/article/ec8438fc37a049a78232db07e57d8cb7