Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Nur Rokhati"'
Autor:
Nur Rokhati, Ratnawati, Aji Prasetyaningrum, Widyah Anggraini, Akbar Nugroho, Nasyriyatul Hana Novita, Pertiwi Andarani, Teguh Riyanto
Publikováno v:
Communications in Science and Technology, Vol 8, Iss 1, Pp 57-65 (2023)
This paper presents the effect of microwave and ultrasound irradiation on the enzymatic hydrolysis of water hyacinth biomass in the presence of surfactants. Prior to hydrolyzing, the water hyacinth was treated utilizing alkali with and without microw
Externí odkaz:
https://doaj.org/article/c1d3b0805bd841149030f456fc45dd1f
Autor:
Aji Prasetyaningrum, Bakti Jos, Ratnawati Ratnawati, Nur Rokhati, Teguh Riyanto, Gian Restu Prinanda
Publikováno v:
Indonesian Journal of Chemistry, Vol 22, Iss 2, Pp 303-316 (2022)
Moringa oleifera leaves contain secondary metabolites in flavonoid compounds known to prevent several diseases. Therefore, appropriate extraction methods are required to produce extracts with a high yield of flavonoids from Moringa. In this study, th
Externí odkaz:
https://doaj.org/article/4e8e223cc6c74b96b81cfc2f4f8768db
Publikováno v:
Reaktor, Vol 20, Iss 3, Pp 150-158 (2020)
The hydrogel is superabsorbent polymers (SAP) that are biodegradable and can be obtained from polysaccharides, lipids, and proteins. Polysaccharides include cellulose, starch and their derivatives, seaweed extracts such as carrageenan, alginate, pect
Externí odkaz:
https://doaj.org/article/ea7ab4de135648a1bdc98f0842a1ee07
Publikováno v:
Reaktor, Vol 20, Iss 2, Pp 103-108 (2020)
Glucosamine, monosaccharide from chitosan obtained from the chitin deacetylation process, has been used widely in various fields such as nutrition, pharmacy, and cosmetics. Glucosamine can be obtained from the hydrolysis of chitosan. Enzymatic hydrol
Externí odkaz:
https://doaj.org/article/0cc7d452ad704e5dbf516d9c45f49137
Autor:
Aji Prasetyaningrum, Bangkit Suryo Wicaksono, Azafilmi Hakiim, Aulia Dwi Ashianti, Sadrakh Farel Christian Manalu, Nur Rokhati, Dani Puji Utomo, Mohammad Djaeni
Publikováno v:
ChemEngineering, Vol 7, Iss 1, p 10 (2023)
The objective of this research was to investigate the effect of ultrasonication on citronella oil encapsulation using alginate/carrageenan (Alg/Carr) in the presence of sodium dodecyl sulfate (SDS). The functional groups of microparticles were charac
Externí odkaz:
https://doaj.org/article/23024096fe6b482487976f737afbacef
Autor:
Nur Rokhati, Tutuk Djoko Kusworo, Aji Prasetyaningrum, Nur ‘Aini Hamada, Dani Puji Utomo, Teguh Riyanto
Publikováno v:
ChemEngineering, Vol 6, Iss 1, p 17 (2022)
Nonionic surfactants are reported as being able to enhance enzyme stability and increase the conversion of enzymatic reactions. Surfactant-assisted enzymatic hydrolysis conversion is affected by surfactant HLB values. This work investigated the influ
Externí odkaz:
https://doaj.org/article/d2612eac11024baaafc53b8c7149e0f3
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 13, Iss 3, Pp 466-474 (2018)
The influence of microwave irradiation on the chitosan hydrolysis catalyzed by cellulase enzyme was studied. The hydrolyzed chitosan was characterized by measuring its viscosity and reducing sugar. Further, it was also characterized by Fourier-Transf
Externí odkaz:
https://doaj.org/article/728090938a2243d4adfc74dc89d13390
Publikováno v:
Reaktor, Vol 18, Iss 1, Pp 45-50 (2018)
Chitosan is natural polysaccharides which is nontoxic, biodegradable, and biocompatible and have many advantages in various kinds of fields including health, food, agriculture, and industry. Chitosan usually take long time to extract by conventional
Externí odkaz:
https://doaj.org/article/d06446f92e1c43e38c293895a9eb22cf
Publikováno v:
International Journal of Renewable Energy Development, Vol 5, Iss 2, Pp 101-106 (2016)
Hydrophilicity of membrane causing only water can pass through membrane. Pervaporation process using organophilic membrane has been offered as alternative for ethanol dehydration. This paper investigate pervaporation based biopolymer composite membra
Externí odkaz:
https://doaj.org/article/4af6a00646e24937ab45d30c0fabd650
Autor:
Nur Rokhati, Bambang Pramudono, Titik Istirokhatun, Mohammad Sulchan, Dyah Ayu Kresnianingrum, Luthfi Kurnia Dewi
Publikováno v:
Reaktor, Vol 15, Iss 4, Pp 261-267 (2016)
Abstract CHITOSAN ENZYMATIC HYDROLYSIS USING A COMBINATION OF ENDO-GLUCANASE AND CELLOBIOHYDROLASE. Chitosan is very promising in various fields including medicine, pharmacology, and the food industry. However, the application of this polysaccharide
Externí odkaz:
https://doaj.org/article/22e3b6eb142b4233aa860f5866bfbc94