Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Elda Melwita"'
Publikováno v:
Journal of Ecological Engineering, Vol 25, Iss 9, Pp 1-13 (2024)
Several nations are committed to developing an alternative energy source to achieve the Net Zero Emissions (NZE) target. A typical alternative is bioethanol, which has been reported to be a renewable energy supporting the achievement of the target. A
Externí odkaz:
https://doaj.org/article/6f6db064c6ce48ab848fb7be3a79b9ea
Autor:
David Bahrin, Tuty Emilia Agustina, Susila Arita, Elda Melwita, Lisa Apriani, Fitri Indriani Nurhasanah, Maria Siswi Wijayanti
Publikováno v:
Ecological Engineering & Environmental Technology, Vol 25, Iss 10, Pp 126-133 (2024)
Higher education requires learning in the form of practice and research which is often carried out in the laboratories. The research completed in the laboratory usually produce wastewater which not only has a high organic content but also containing
Externí odkaz:
https://doaj.org/article/c2011059964444688e331022ee664d65
Autor:
Satria Jaya Priatna, Ayu Yuliana, Zulkarnain, Elda Melwita, Fitri Suryani Arsyad, Risfidian Mohadi
Publikováno v:
Science and Technology Indonesia, Vol 9, Iss 3, Pp 539-545 (2024)
Pillarization of bentonites (from East Java) with ZnO semiconductors has been synthesized using co-precipitation methods into a ZnO/Bentonite composite and applied as a catalyst in a photocatalytic process to remove Methyl Orange (MO) dyes. The optim
Externí odkaz:
https://doaj.org/article/434bbb4bc64e46959758954be8359f31
Autor:
Tuty Emilia Agustina, Tri Karimah Ramadhini, Elda Melwita, David Bahrin, Maria Siswi Wijayanti, Rianyza Gayatri
Publikováno v:
Journal of Ecological Engineering, Vol 25, Iss 3, Pp 272-281 (2024)
Heavy metals are the major contributors to pollution due to their enduring presence and poisonous characteristics. Wastewater that contains heavy metals is classified as harmful and has the potential to contaminate the environment. Large-scale dispos
Externí odkaz:
https://doaj.org/article/d6c8c4bd24f5475ab1dc40b725a1aa23
Autor:
Tuty Emilia Agustina, Susila Arita, Elda Melwita, David Bahrin, Revalda Marcelia, Hendryal Irdiansyah, Tri Karimah Ramadhini
Publikováno v:
Ecological Engineering & Environmental Technology, Vol 25, Iss 1, Pp 216-226 (2024)
The research activities carried out in the laboratory produce complex wastewater which most likely damage the environmental ecosystem if it is directly disposed of without treatment. Wastewater treatment in this study aimed to reduce the pollutant lo
Externí odkaz:
https://doaj.org/article/64ae5dc12fb44fc38e4646397ed8c81d
Publikováno v:
IJEMS (Indonesian Journal of Environmental Management and Sustainability), Vol 7, Iss 4, Pp 147-152 (2023)
Heavy metals are the main pollutant substances in the environment. Heavy metals are a type of metal with high density andare very dangerous to living organisms, especially humans. Living organisms can adsorb the bioaccumulative and sedimentationof he
Externí odkaz:
https://doaj.org/article/3c2dae9223ed4d179e7e72463e111e08
Autor:
Tuty Emilia Agustina, Elda Melwita, David Bahrin, Rianyza Gayatri, Indah Fitriany Purwaningtyas
Publikováno v:
International Journal of Technology, Vol 11, Iss 3, Pp 472-481 (2020)
The development of textile factories has had a significant impact on the environment because dye wastewater is difficult to degrade. The handling of textile wastewater usually involves the adsorption method, in which pollutants only transfer to an
Externí odkaz:
https://doaj.org/article/6190bb02e16a4eb5a9a741b4f2726ca5
Publikováno v:
Fermentation, Vol 8, Iss 9, p 417 (2022)
Rice husks contain cellulose as a raw material for manufacturing second-generation bioethanol. Cellulose from pre-treated rice husks was converted into reducing sugars through enzymatic hydrolysis using enzymes derived from Aspergillus niger. This st
Externí odkaz:
https://doaj.org/article/6aa514ecad9d4c9dadf27d6e7e6900d6
Autor:
ELDA MELWITA, 米艾妲
99
Neem oil contains many bioactive compounds that are classified as limonoids. Neem limonoids have been known to possess insecticidal properties and have been proven effective in controlling various insects and pest. Separation and purification
Neem oil contains many bioactive compounds that are classified as limonoids. Neem limonoids have been known to possess insecticidal properties and have been proven effective in controlling various insects and pest. Separation and purification
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/46880241942832373136
Publikováno v:
CHEMICA: Jurnal Teknik Kimia. 6:71
Alkylation of olefin and isoparaffin produces spent acid waste containing high concentration of hydrocarbon. The content of sulphuric acid and hydrocarbon in spent acid put this waste into hazardous waste classification, therefore must be treated to