Results 31 to 40 of about 812 (68)

Surface Modification of Macroporous Matrix for Immobilization of Lipase for Fructose Oleic Ester Synthesis [PDF]

open access: yes, 2016
The objective of this research was to modify the matrix surfaces to obtain both hydrophobic matrix (HM) and hydrophilic-hydrophobic matrix (HHM) for enzymatic synthesis of fructose oleic ester (FOE).
Hastuti, Pudji   +2 more
core   +2 more sources

Synthesis of 1-butoxy-4-tert-butylbenzene under The Effect of Multi-site Phase Transfer Catalysis System – A Kinetic Study [PDF]

open access: yes, 2020
Phase transfer catalysis technique proved to be a useful method for synthesizing various organic compounds under heterogeneous reactions and recognized as a viable environmentally friendly. The influence of a new multi site phase transfer catalyst (MPTC)
Sathiyaraj, Manickam, Venkatesh, Perumal
core   +2 more sources

Pd-Fe3O4/RGO: a Highly Active and Magnetically Recyclable Catalyst for Suzuki Cross Coupling Reaction using a Microfluidic Flow Reactor [PDF]

open access: yes, 2019
There are several crucial issues that need to be addressed in the field of applied catalysis. These issues are not only related to harmful environmental impact but also include process safety concerns, mass and heat transfer limitations, selectivity ...
El-Shall, M. Samy   +3 more
core   +3 more sources

Modeling, Evaluating and Scaling up a Commercial Multilayer Claus Converter Based on Bench Scale Experiments [PDF]

open access: yes, 2020
Industrial scale reactors work adiabatically and measuring their performance in an isothermal bench scale reactor is faced with uncertainties. In this research, based on kinetic models previously developed for alumina and titania commercial Claus ...
Mohaddecy, Seyed Reza Seif   +2 more
core   +2 more sources

Solid-phase Synthesis of Visible-light-driven BiVO4 Photocatalyst and Photocatalytic Reduction of Aqueous Cr(VI) [PDF]

open access: yes, 2019
This communication reports a pioneering study on the synthesis of BiVO4 and photocatalytic reduction of Cr(VI)-polluted wastewaters. Monoclinic phase BiVO4 micron-crystals with adjustable morphology were synthesized via a solid-phase route.
Chen, Chengru   +3 more
core   +2 more sources

One-pot Synthesis of Carbon-doped TiO2 with Bimetallic Ni-Ag co-catalysts in Photodegradation of Methylene Blue under UV and Visible Irradiation [PDF]

open access: yes, 2020
Carbon modified-titanium dioxide (@C-TiO2) was prepared by one-pot procedure from TiCl4 and glucose under hydrothermal conditions at 150 ºC for 24 hours.
Annisa, Annisa   +3 more
core   +2 more sources

Kinetics and Thermodynamics Study of Ultrasound-Assisted Depolymerization of k-Carrageenan in Acidic Solution [PDF]

open access: yes, 2020
K-carrageenan is a natural polymer with high molecular weight ranging from 100 to 1000 kDa. The oligocarrageenan with low molecular weight is widely used in biomedical application.
Indriyani, Nita, Ratnawati, Ratnawati
core   +2 more sources

Pengaruh Konsentrasi So42- Terhadap Degradasi Methyl Orange Menggunakan Fotokatalis Tio2-bentonit [PDF]

open access: yes, 2013
Penelitian ini mengkaji pengaruh anion sulfat (SO42-), lama penyinaran,dan jumlah fotokatalis terhadap degradasimethyl orange menggunakan fotokatalis TiO2-bentonit.
Purwonugroho, D. (Danar)   +2 more
core   +1 more source

Synthesis, Crystal Structure, Catalytic Properties, and Luminescent of a Novel Eu(III) Complex Material with 4-Imidazolecarboxaldehyde-pyridine-2-carbohydrazone [PDF]

open access: yes, 2017
A novel Eu(III) complex, [Eu(L)2(H2O)4]·(NO3)·(H2O)4 (1) (H2L = 4-imidazolecarboxaldehyde-pyridine-2-carbohydrazide), was synthesized. Its structure has been characterized by elemental analysis, IR, and X-ray single crystal diffraction analysis.
Li, Peng-Fei, Liang, Lei, Wang, Li-Hua
core   +2 more sources

Study of the Interaction of Heavy Metals (Cu(II), Zn(II)) Ions with a Clay Soil of the Region of Naima-Tiaret-Algeria [PDF]

open access: yes, 2020
The RM (RM stands for the pristine clay) collected from sites in the Naima-Tiaret-Algeria and its purified phase TM (TM stands for the treated clay) were characterized using XRF, XRD, FT−IR, SEM−EDX, and DC electrical conductivity techniques.
Abdelkader, Dellal   +3 more
core   +2 more sources

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