Zobrazeno 1 - 10
of 5 730
pro vyhledávání: '"acid catalyst"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-18 (2024)
Abstract This study aims to optimize the reduction of free fatty acids (FFAs) in palm fatty acid distillate (PFAD) using hydrodynamic cavitation reactors (HCRs) in series and a solid acid catalyst for biodiesel production. Hydrodynamic cavitation is
Externí odkaz:
https://doaj.org/article/e00018d68f5b46a1b02adee2061748cd
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract Electrospinning is utilized to fabricate catalytic nanofiber scaffold for biocrude upgrading in hydrodeoxygenation (HDO) following computational studies suggesting the need for nano-catalysts for efficient HDO conversion and selectivity. Her
Externí odkaz:
https://doaj.org/article/36b11119f6914c2f99d2ced2e0b734b4
Publikováno v:
BioResources, Vol 19, Iss 4, Pp 7856-7869 (2024)
A powerful carbon-based solid acid catalyst and furfural were obtained from rice straw (RS) biomass resource. The acid catalyst was prepared through the carbonization and sulfonation of RS. Fourier transform infrared spectroscopy, energy-dispersive X
Externí odkaz:
https://doaj.org/article/8c75781075f84cb199488b1baf1ae148
Autor:
Atiyeh khollat, Leila Moradi
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract In this research, the magnetic solid acid nanocatalyst based on ferrierite has been prepared and used as catalyst for the green synthesis of some [1,3]-oxazine derivatives in water at room temperature. The synthesized compounds were obtained
Externí odkaz:
https://doaj.org/article/b8de9442ea2b4db684c796fddd218cfb
Publikováno v:
Reviews on Advanced Materials Science, Vol 63, Iss 1, Pp pp. 1-28 (2024)
Size uniformity is a key challenge in the preparation of hydrothermal carbon spheres and a prerequisite for size effect research and many applications of carbon spheres. To solve the scientific problem of low uniformity due to the slow carbonization
Externí odkaz:
https://doaj.org/article/ef328143b58e456c903c453f007f5bdd
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 20, Iss 1, Pp 1376-1395 (2024)
The Cannizzaro reaction has emerged as a versatile synthetic tool for the construction of functionalized molecules. Dating back to the 19th century, this reaction, though initially used for the synthesis of an alcohol and acid functionality from alde
Externí odkaz:
https://doaj.org/article/3721c93cfea242c3994211b01268eb9d
Autor:
Muhammad Ihsan Sofyan, Putri Julpa Mailani, Avi Waras Setyawati, Susi Sulistia, Fuzi Suciati, Latifah Hauli, Reza Audina Putri, Sun Theo C. L. Ndruru, Rista Siti Mawarni, Yenny Meliana, Nurhayati Nurhayati, Joelianingsih Joelianingsih
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 19, Iss 1, Pp 160-170 (2024)
The biodiesel synthesis of waste cooking oil (WCO) over a impregnated biochar catalyst was systematically studied. This research aimed to prepare Biochar-based material that comes from coconut coir, activate it, and apply it as a catalyst to the este
Externí odkaz:
https://doaj.org/article/880d264d749f4a3db2a184e8f40d89ea
Akademický článek
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Publikováno v:
ChemistryOpen, Vol 13, Iss 9, Pp n/a-n/a (2024)
Abstract Pyrolysis‐based saccharification consisting of fast pyrolysis followed by hydrolysis of the resulting anhydrosugars such as levoglucosan is a promising method for converting cellulosic biomass into glucose that can be used for producing bi
Externí odkaz:
https://doaj.org/article/82b6c529e3154e29a784a3b8b6072577
Publikováno v:
Cleaner Environmental Systems, Vol 14, Iss , Pp 100222- (2024)
We evaluated CO2 equivalent (CO2eq) greenhouse gas (GHG) emissions and minimum selling price of levulinic acid (LA) produced in two biomass-waste-based processes: the AlCl3/choline chloride (ChCl) process, and the formic acid (FA) process, with catal
Externí odkaz:
https://doaj.org/article/487097bd52674620a1d6ecc3f318bbea