Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Wan Ryan Asri"'
Autor:
Hasanudin Hasanudin, Wan Ryan Asri, Rahmawati Rahmawati, Fahma Riyanti, Roni Maryana, Muhammad Al Muttaqii, Nino Rinaldi, Fitri Hadiah, Novia Novia
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 19, Iss 2, Pp 275-284 (2024)
This study aims to produce diisopropyl ether (DIPE) via isopropanol dehydration using cobalt-phosphate-supported natural zeolite catalysts. The catalytic activities of the zeolite/CoO and zeolite/Co(H2PO4)2 were compared. The as-prepared catalysts we
Externí odkaz:
https://doaj.org/article/0874714f7d894bd797157cbeab8e12d8
Autor:
Hasanudin Hasanudin, Wan Ryan Asri, Utari Permatahati, Widia Purwaningrum, Fitri Hadiah, Roni Maryana, Muhammad Al Muttaqii, Muhammad Hendri
Publikováno v:
AIMS Energy, Vol 11, Iss 2, Pp 197-212 (2023)
Nickel nitride supported on natural bentonite was prepared and tested for hydrocracking Crude Palm Oil (CPO). The catalyst was prepared using the wet impregnation method and various nickel nitride loading. Subsequently, the nickel nitrate-bentonite w
Externí odkaz:
https://doaj.org/article/7fc5e00af5294498bfea4de38c423a53
Autor:
Hasanudin Hasanudin, Wan Ryan Asri, Widia Purwaningrum, Fahma Riyanti, Novia Novia, Roni Maryana, Muhammad Al Muttaqii
Publikováno v:
Molekul, Vol 17, Iss 3, Pp 355-364 (2022)
Coconut oil mill waste (CMW) contained high free fatty acid (FFA) content which potentially could be converted into a value-added product such as fatty acid methyl ester (FAME). In this study, a montmorillonite-sulfonated carbon catalyst was used to
Externí odkaz:
https://doaj.org/article/c01de49cc4dd432e82c1aaaa4822b65a
Autor:
Hasanudin Hasanudin, Wan Ryan Asri, Lola Andini, Fahma Riyanti, Ady Mara, Fitri Hadiah, Zainal Fanani
Publikováno v:
ACS Omega, Vol 7, Iss 43, Pp 38923-38932 (2022)
Externí odkaz:
https://doaj.org/article/06b4d6b59ef549a185484e880fc4971b
Publikováno v:
Aceh International Journal of Science and Technology, Vol 11, Iss 1, Pp 56-69 (2022)
Puspa wood sawdust and sugarcane bagasse are abundantly available but have low carbon content and nutrients. The carbon content and nutrients could be increased by converting biomass into biochar through pyrolysis. The independent variables of pyroly
Externí odkaz:
https://doaj.org/article/36ed2f8c7e1049bfa97cebe1ff612b4c
Autor:
Muhammad Said, Widya Twiny Rizki, Wan Ryan Asri, Desnelli Desnelli, Addy Rachmat, Poedji Loekitowati Hariani
Publikováno v:
Heliyon, Vol 8, Iss 4, Pp e09204- (2022)
Synthesis of SnO2–Fe3O4 nanocomposites was conducted. The purpose of this study was to obtain the SnO2–Fe3O4 nanocomposites, the effectiveness of photodegradation Congo red by SnO2–Fe3O4 nanocomposites and determine the kinetics of photodegrada
Externí odkaz:
https://doaj.org/article/01921a6309d741a99a6f31ac263b3f2d
Autor:
Hasanudin Hasanudin, Wan Ryan Asri, Firda Rahmania Putri, Fahma Riyanti, Zainal Fanani, Addy Rachmat, Novia Novia, Tuty Emilia Agustina
Publikováno v:
Pertanika Journal of Science and Technology. 31:781-811
This research, biodiesel production from waste cooking oil (WCO), was conducted using a montmorillonite-sulfonated carbon catalyst from molasses. The biodiesel product would be blended with diesel fuel with various volume variations to see its fuel p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a8e0adc0057fb2454f755af7584dce72
https://doi.org/10.47836/pjst.31.2.08
https://doi.org/10.47836/pjst.31.2.08
Autor:
Hasanudin Hasanudin, Wan Ryan Asri, Lepa Husnia, Zainal Fanani, Roni Maryana, Muhammad Al Muttaqii, Zongyuan Zhu, Suresh Sagadevan
Publikováno v:
Reaction Kinetics, Mechanisms and Catalysis. 136:727-740
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4c5ac5e14a235785f32206473d3147aa
https://doi.org/10.1007/s11144-023-02373-4
https://doi.org/10.1007/s11144-023-02373-4
Autor:
Qodria Utami Putri, Hasanudin Hasanudin, Wan Ryan Asri, Ady Mara, Roni Maryana, Saharman Gea, Karna Wijaya
Publikováno v:
Reaction Kinetics, Mechanisms and Catalysis. 136:287-309
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5611e1c1d99ed64666b06c3deec62f22
https://doi.org/10.1007/s11144-022-02334-3
https://doi.org/10.1007/s11144-022-02334-3
Publikováno v:
Materials Science Forum. 1061:113-118
A kinetics study of free fatty acid (FFA) esterification from sludge palm oil (SPO) using zeolite sulfonated biochar from molasses composite catalyst has been conducted. The effect of reaction temperature (60, 70, 80°C) and the molar ratio of methan
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d4de6c25c3a0b3278dee157d2cefa7cf
https://doi.org/10.4028/p-5ovu3d
https://doi.org/10.4028/p-5ovu3d