Zobrazeno 1 - 10
of 85
pro vyhledávání: '"Budhijanto Budhijanto"'
Publikováno v:
Emerging Science Journal, Vol 8, Iss 2, Pp 716-731 (2024)
The synthesis of hybrid fiber based on bovine bone gelatin combined with polyvinyl alcohol-chitosan-oxidized sucrose (PVACOS) has been successfully carried out using the coaxial electrospinning technique. The presence of oxidized sucrose can improve
Externí odkaz:
https://doaj.org/article/e7c843d1a93740449ed966142a5f7c42
Publikováno v:
International Journal of Energy Economics and Policy, Vol 14, Iss 2 (2024)
Hydrogen production from agricultural waste is a potentially established industry in Indonesia, and the government aims to introduce innovative technologies to produce hydrogen. This study aimed to explore the feasibility of hydrogen production from
Externí odkaz:
https://doaj.org/article/47c11a4bf49841ef86c0d4fd41238e04
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 15, Iss 3, Pp 674-686 (2020)
Tung oil with an iodine value (IV) of 99.63 g I2/100 g was epoxidized in-situ with glacial acetic acid and hydrogen peroxide (H2O2), in the presence sulfuric acid as catalyst. The objective of this research was to evaluate the effect of mole ratio of
Externí odkaz:
https://doaj.org/article/1092b47d08784a8fa2d6073c8b7d5125
Publikováno v:
Applied Sciences, Vol 13, Iss 3, p 1550 (2023)
Beef bones contain a gelatin component that can be further extracted. This extraction process requires the right solvent to produce good yield and quality. Gelatin has multifunctional properties, namely biodegradable, biocompatible and non-toxic. Thi
Externí odkaz:
https://doaj.org/article/af04ad02543547c0b9c45d8b65b206ca
Publikováno v:
Indonesian Journal of Chemistry, Vol 19, Iss 3, Pp 703-711 (2019)
With a motto of preserving nature, the use of renewable resources for the fulfillment of human needs has been seen echoing these days. In response, microalgae, a water-living microorganism, is perceived as an interesting alternative due to its easy-t
Externí odkaz:
https://doaj.org/article/93508122f10a474493bb7328d26e7db7
Publikováno v:
International Journal of Technology, Vol 10, Iss 3, Pp 541-550 (2019)
Spirulina platensis microalgae is one of the feedstocks used in the production of the third generation of biofuel. The extraction of its lipid for biodiesel leaves behind a residue, which can be treated by pyrolysis to create certain other value-a
Externí odkaz:
https://doaj.org/article/324ba7543ea54fbd96960d6c865c23a3
Publikováno v:
Equilibrium, Vol 2, Iss 2, Pp 47-51 (2018)
Riboflavin (vitamin B2) plays an important role in the growth and maintenance of human metabolism. Riboflavin is the highly sensitive and unstable to environmental influences such as light, reducing agents and pH. Riboflavin is protected by forming i
Externí odkaz:
https://doaj.org/article/5901ec2b9c0e4b649eef980231e685ee
Publikováno v:
Jurnal Bahan Alam Terbarukan, Vol 6, Iss 2, Pp 198-204 (2017)
Hydrogen is an environment-friendly fuel and has a high caloric value. Hydrogen as a molecule is not found in nature, but it is found in compounds with other elements. Besides catalytic steam reforming of natural gas, hydrogen can also be produced fr
Externí odkaz:
https://doaj.org/article/ed4ee6ac704e4a11b9483bd28b409892
Publikováno v:
Jurnal Bahan Alam Terbarukan, Vol 6, Iss 2, Pp 175-182 (2017)
The abundance of glycerol as the side product of biodiesel has motivated researches on glycerol utilization as a feedstock for more valuable products. This research presents the possibility of producing polyester (glyptal), which is a widely used coa
Externí odkaz:
https://doaj.org/article/4a5115d713944d81a8ea9e1c9cb360a2
Publikováno v:
International Journal of Renewable Energy Development, Vol 6, Iss 3, Pp 193-201 (2017)
Analysis of thermal decomposition and pyrolisis reaction kinetics of Spirulina platensis residue (SPR) was performed using Thermogravimetric Analyzer. Thermal decomposition was conducted with the heating rate of 10, 20, 30, 40 and 50oC/min from 30 to
Externí odkaz:
https://doaj.org/article/4207c95d9da14144ab05fd59c4285795