Zobrazeno 1 - 10
of 61
pro vyhledávání: '"Ayu Fatmawati"'
Autor:
Uswatul Chasanah, Wega Trisunaryanti, Triyono, Haryo Satriya Oktaviano, Iman Santoso, Dyah Ayu Fatmawati
Publikováno v:
Communications in Science and Technology, Vol 7, Iss 2, Pp 103-111 (2022)
The study of the green reductant effects to produce reduced graphene oxide (rGO) has been completed successfully. The reduction of graphene oxide (GO) was carried out chemically using various reductants such as ascorbic acid (rGO-AA), gallic acid (rG
Externí odkaz:
https://doaj.org/article/c883ffa644c441d9b29be16692e30586
Publikováno v:
Indonesian Journal of Chemistry, Vol 22, Iss 5, Pp 1282-1292 (2022)
Microwave-assisted Palladium/Reduced Graphene Oxide (Pd/RGO) synthesis was effectively carried out in this study, which looked at the effects of different Pd loading weights in Graphene Oxide (GO) on its physicochemical qualities. The Tour technique
Externí odkaz:
https://doaj.org/article/d16a85592e224545b82adcd64eb0b90a
Autor:
Uswatul Chasanah, Wega Trisunaryanti, Haryo Satriya Oktaviano, Triyono Triyono, Dyah Ayu Fatmawati
Publikováno v:
Indonesian Journal of Chemistry, Vol 22, Iss 5, Pp 1205-1217 (2022)
Synthesis of graphene oxide (GO) with the Tour method has been studied. In this procedure, phosphoric acid was mixed with sulfuric acid in the ratio of 1:9, and then potassium permanganate and graphite with the ratio of 6:1 was added in an ice bath a
Externí odkaz:
https://doaj.org/article/4efbeead12924d6f9ee9e0475f27203c
Autor:
Rohmatin Agustina, Fitri Ayu Fatmawati, Faridah Zahriani, Putri Rahma Zulwati, Sukma Fauziah, Ifa Faridah, Tri Hartanti, Nailul Insyaroh, Heri Ardiansyah
Publikováno v:
Gateways, Vol 16, Iss 1 (2023)
Preparing children to become the Rabbani, or godly, generation is the parents’ choice when educating their children. In Indonesia, children are seen as an investment in the nation, state and religion as they will become the generation to change civ
Externí odkaz:
https://doaj.org/article/fe336f017c3f4340b99694016695fa1f
Autor:
Wega Trisunaryanti, Salma Nur Azizah, Dyah Ayu Fatmawati, Triyono Triyono, Novia Cahya Ningrum
Publikováno v:
Indonesian Journal of Chemistry, Vol 22, Iss 4, Pp 896-912 (2022)
In the present work, optimum conditions for hydrocracking of waste palm cooking oil (WPCO) over a Ni-NH2/Lapindo mud catalyst were studied to obtain a high quantity and quality of biofuel. The utilized catalyst support material was Lapindo mud (LM) f
Externí odkaz:
https://doaj.org/article/bf5dfda907924e34827a0c29778a5361
Publikováno v:
The Journal of Indonesia Sustainable Development Planning, Vol 3, Iss 1, Pp 75-94 (2022)
This paper aims to formulate development strategies for agribusiness and agroindustry areas in Kawasan Agropolitan Sendang (KAS) as a development priority area in Tulungagung. It provided alternative KAS development strategies to overcome some obstac
Externí odkaz:
https://doaj.org/article/e0faadbcf99040e29fe2f4fdb8e9863f
Autor:
Wega Trisunaryanti, Safa Annissa Novianti, Dyah Ayu Fatmawati, Triyono Triyono, Maria Ulfa, Didik Prasetyoko
Publikováno v:
Indonesian Journal of Chemistry, Vol 22, Iss 2, Pp 455-467 (2022)
Simple and green preparation of ZnO blended with Parangtritis beach sand (BS) catalysts for oxidative desulfurization of dibenzothiophene (ODS-DBT) has been conducted. The ZnO-BS catalysts were prepared by blending ZnO with beach sand under a weight
Externí odkaz:
https://doaj.org/article/5024191bcdc14b978e7c17522a0d1337
Autor:
Wega Trisunaryanti, Satriyo Dibyo Sumbogo, Safa Annissa Novianti, Dyah Ayu Fatmawati, Maria Ulfa, Yatim Lailun Nikmah
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 16, Iss 4, Pp 881-887 (2021)
The problem of sulfur content in heavy oil is a challenge for researchers to meet the needs of environmentally friendly fuels. The catalyst preparation plays an important role in the desulfurization process. The synthesis of ZnO-activated carbon as a
Externí odkaz:
https://doaj.org/article/e48683696a0d46a8949c4dfd35ec1198
Autor:
Cahyarani Paramesti, Wega Trisunaryanti, Savitri Larasati, Nugroho Raka Santoso, Sri Sudiono, Triyono Triyono, Dyah Ayu Fatmawati
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 16, Iss 1, Pp 22-30 (2021)
The synthesis and characterization of Ni/mesoporous silica (Ni/MS) catalysts from Lapindo mud with various metal loading for the hydrocracking of waste cooking oil into biofuel has been conducted. The MS was synthesized by the hydrothermal method usi
Externí odkaz:
https://doaj.org/article/ae1fcdd1a2f944bb88ef6f31f82895c2
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 16, Iss 1, Pp 9-21 (2021)
The research about modification of mordenite characteristics has been performed by H2C2O4 and/or NaOH treatments and catalytic activity tests in hydrotreating of pyrolyzed a-cellulose. Commercial mordenite (HSZ-604OA) as mordenite control (HM) immers
Externí odkaz:
https://doaj.org/article/cb544c322e7946da9739ed4ee2ff9350