Zobrazeno 1 - 10
of 46
pro vyhledávání: '"Yuli Darni"'
Autor:
Muhammad Haviz, Damris Muhammad, Maria Vabylita, MIftahul Djana, Rizka Mayasari, Ashruri, Sandri Erfani, Yuli Darni, Opik Taufik Purwadi, Simparmin Ginting
Publikováno v:
Applied Environmental Research, Vol 45, Iss 4 (2023)
Post coal mine (PCM) activities pose significant environmental challenges. Soils affected by PCM often exhibit increased acidity and elevated levels of heavy metals. In the case of Sungai Buluh PCM in the Jambi Province, Indonesia, copper (Cu) levels
Externí odkaz:
https://doaj.org/article/13600fd70fcf4468b8867fb3225f6c76
Publikováno v:
Jurnal Rekayasa Kimia & Lingkungan, Vol 18, Iss 1, Pp 37-44 (2023)
Biodegradable foam(biofoam) is a type of bioplastic that is used as an alternative packaging to replace styrofoam which is safe and environmentally friendly. This study aims to determine the characteristics of biofoam made from cassava peel starch (A
Externí odkaz:
https://doaj.org/article/727af0d28e9849f6bd358fba02bec5a1
Publikováno v:
Jurnal Rekayasa Kimia & Lingkungan, Vol 17, Iss 2, Pp 129-137 (2023)
Biofuel is an option to reduce CO2 generated by vehicles. In this study, synthetic crude furfural from cassava stems was blended as fuel additive to gasoline (Pertalite) and then induced by electromagnetic field. Analysis were carried out on engine p
Externí odkaz:
https://doaj.org/article/8d1a8fd653c74d7d97c2b93ca30469db
Autor:
Herti Utami, Veni Tri Agustin, Luthfiah Novirianti, Yuli Darni, Donny Lesmana, Ryosuke Takagi
Publikováno v:
Jurnal Rekayasa Kimia & Lingkungan, Vol 16, Iss 2, Pp 100-108 (2021)
The textile industry uses synthetic dyes because they are cheaper and easier to obtain. Moreover, the color availability is guaranteed and more varied. However, these synthetic dyes have a negative impact on health and the environment. The natural dy
Externí odkaz:
https://doaj.org/article/44e4465656c64d2e98db0e8019e47e86
Autor:
Lia Lismeri, Hertantri Yulia Rahmi, Nada Afifah Gomiyati, Yuli Darni, Panca Nugrahini Febriningrum, Azhar Azhar
Publikováno v:
Jurnal Rekayasa Kimia & Lingkungan, Vol 16, Iss 2, Pp 109-117 (2021)
Cassava stems were one of the largest agricultural by products in Indonesia, especially in Lampung Province. It is known that cassava stems have a fairly high lignocellulose content, especially cellulose which reaches 39.29%. The high cellulose conte
Externí odkaz:
https://doaj.org/article/204510fb29fb4ecc8d6c38cd433fa124
Sodium Hydroxide Treatment for Cellulose Fiber Accessibility from Corncobs under Microwave Assistive
Autor:
Muhammad Hanif, Aknasasia Virginia Krisanti, Selvy Salfitri, Yuli Darni, Herti Utami, Edwin Azwar, Poernomo Gunawan
Publikováno v:
Jurnal Rekayasa Kimia & Lingkungan, Vol 16, Iss 2, Pp 75-83 (2021)
Corncob is abundantly available lignocellulosic biomass resources obtained from crops harvesting and found to be solid waste accumulation on a field. Less corncob is used as a solid fuel for cooking, and a more significant portion is vanished on the
Externí odkaz:
https://doaj.org/article/a0a68545bbd94b6488d76bd98f4c6a47
Publikováno v:
Jurnal Bahan Alam Terbarukan, Vol 8, Iss 1, Pp 59-64 (2019)
The higher demands of fossil energy usage are currently imbalance to its reserves. This issue will give a potency of fossil fuel scarcity that contributes on rising of its cost and disturbing economic stabilization in the future. It is desirable to f
Externí odkaz:
https://doaj.org/article/17376ccd1c0648ffb6f849902097a5a4
Publikováno v:
Jurnal Rekayasa Kimia & Lingkungan, Vol 13, Iss 1, Pp 15-23 (2018)
Pada penelitian ini telah disintesis bioplastik dengan penambahan mikrokristalin selulosa dari batang sorgum sebagai pengisi. dengan formulasi pati sorgum-gelatin dan pemplastis gliserol. Formulasi pati sorgum-gelatin yang digunakan yaitu 10:0 ; 9,5:
Externí odkaz:
https://doaj.org/article/bd0f112e591b44f3816ff9945e528789
Publikováno v:
Jurnal Rekayasa Kimia & Lingkungan, Vol 13, Iss 1, Pp 8-14 (2018)
Batang ubi kayu yang dihasilkan dari limbah pertanian merupakan biomassa lignoselulosa dengan komposisi selulosa 39,30%, hemiselulosa 24,34% dan lignin 13,42%. Penelitian ini bertujuan untuk mengkonversi limbah batang ubi kayu menjadi gula reduksi. P
Externí odkaz:
https://doaj.org/article/d47592db34a94bf2b6ad7f02c5a5d615
Publikováno v:
Jurnal Bahan Alam Terbarukan, Vol 6, Iss 2, Pp 158-167 (2017)
This study aims to compare the characteristics of mechanical and water vapor permeability of edible film based on low pectin methoxyl from cocoa skin with glycerol and sorbitol as plasticizer. In the research also added CaCO3 filler with the weight v
Externí odkaz:
https://doaj.org/article/79eb5a34bf244040b5f0fbfcd84f9c43