Results 21 to 30 of about 15,391 (234)

Borohydride-Assisted Surface Activation of Co₃O₄/CoFe₂O₄ Composite and Its Catalytic Activity for 4‑Nitrophenol Reduction

, 2019
Surface activation of catalysts is known to be an efficient process to enhance their activity in catalytic processes. The activation process includes the generation of oxygen vacancies, changing the nature of the catalyst surface from acidic to basic and
Jose-Luis Ortiz-Quiñonez (5938331), Umapada Pal (2351275), Jose-Luis Ortiz-Quiñonez, Umapada Pal   +3 more
core   +2 more sources

Hydrogen storage properties of magnesium borohydride infiltrated in silica aerogel using solvated and pressure methods [PDF]

, 2020
In this work, the polymorphic α-magnesium borohydride form was infiltrated by wet impregnation using tetrahydrofuran (THF) as solvent and subcritical carbon dioxide as innovative drying process.
Rueda M., Milanese C., Girella A., Cofrancesco P., Benito-Roman O.   +4 more
core   +1 more source

Cationic Polystyrene Resin Bound Silver Nanocomposites Assisted Fourier Transform Infrared Spectroscopy for Enhanced Catalytic Reduction of 4-Nitrophenol in Aqueous Medium

Chemistry, 2022
The present work reported a novel strategy to construct supported cationic-polystyrene-resin-bound silver nanocomposites for enhanced catalytic reduction of 4-nitrophenol in an aqueous medium.
Anushree Saha, Ramsingh Kurrey, Santosh Kumar Verma, Manas Kanti Deb   +3 more
doaj   +1 more source

Chemical Synthesis and Characterization of Pd/SiO2: The Effect of Chemical Reagent

Metals, 2018
The size and shape distribution of metal nanoparticles (NPs) are important parameters that need to be tuned in order to achieve desired properties of materials for practical applications.
Aram L. Bugaev, Vladimir A. Polyakov, Andrei A. Tereshchenko, Ashura N. Isaeva, Alina A. Skorynina, Elizaveta G. Kamyshova, Andriy P. Budnyk, Tatiana A. Lastovina, Alexander V. Soldatov   +8 more
doaj   +1 more source

Eco-friendly synthesis of Cu nanoparticles from garlic extract: Catalytic reduction of methylene blue [PDF]

شیمی کاربردی روز
Eco-friendly copper nanoparticles (NPs) were prepared from the interaction of a cheap and accessible precursor, blue alum with biomolecules (polyphenols, flavonoids, proteins, terpenoids and organic sulfur compounds) in the garlic extract as the reducing
Nazanine Ghazzali, Esmaiel Soleimani
doaj   +1 more source

Electrospun nickel nanoparticles@poly(vinylidene fluoride-hexafluoropropylene) nanofibers as effective and reusable catalyst for H2 generation from sodium borohydride [PDF]

, 2022
Nickel nanoparticles (Ni NPs) supported on Poly(vinylidene fluoride-co-hexafluoropropylene) nanofibers (PVDF-HFP NFs) were successfully synthesized through electrospinning and in-situ reduction of Ni2+ salts into the surface of PVDF-HFP NFs to form ...
Yousef, Ayman, Shaikh, Shoyebmohamad F., Pandit, Bidhan, El Halwany, M. M., Al Enizi, Abdullah M.   +4 more
core   +1 more source

Electro-Oxidation of Formic Acid on PdIr/C-Sb2O5.SnO2 Electrocatalysts Prepared by Borohydride Reduction

International Journal of Electrochemical Science, 2013
PdIr/C-Sb2O5.SnO2 electrocatalysts with different atomic ratio (90:10, 70:30 and 50:50) were prepared by borohydride reduction method using a water/2-propanol mixture as solvent, Pd(NO3)2.2H2O and IrCl3.3H2O as metal sources, a physical mixture of 85 ...
J. Nandenha, R.F.B. De Souza, M.H.M.T. Assumpção, E.V. Spinacé, A.O. Neto   +4 more
doaj   +1 more source

Apurinic/Apyrimidinic Endonuclease 1 and Tyrosyl-DNA Phosphodiesterase 1 Prevent Suicidal Covalent DNA-Protein Crosslink at Apurinic/Apyrimidinic Site

Frontiers in Cell and Developmental Biology, 2021
Bifunctional 8-oxoguanine-DNA glycosylase (OGG1), a crucial DNA-repair enzyme, removes from DNA 8-oxo-7,8-dihydroguanine (8-oxoG) with following cleavage of the arising apurinic/apyrimidinic (AP) site.
Natalia A. Lebedeva, Nadejda I. Rechkunova, Anton V. Endutkin, Olga I. Lavrik, Olga I. Lavrik   +4 more
doaj   +1 more source

PtBi/C Electrocatalysts for Formic Acid Electro-Oxidation in Acid and Alkaline Electrolyte

International Journal of Electrochemical Science, 2015
Pt/C and PtBi/C with different PtBi atomic ratio (90:10, 80:20, 70:30, 60:40 and 50:50) were prepared by borohydride reduction method using H2PtCl6·6H2O and Bi(NO3)3·5H2O as metal sources and Vulcan XC72 as carbon support.
M. Yovanovich, R.M. Piasentin, J.M.S. Ayoub, J. Nandenha, E.H. Fontes, R.F.B. de Souza, G.S. Buzzo, J.C.M Silva, E.V. Spinacé, M.H.M.T Assumpção, A.O. Neto, S.G. da Silva   +11 more
doaj   +1 more source

Highly efficient reduction of p-Nitrophenol by sodium borohydride over binary ZIF-67/g-C3N4 heterojunction catalyst

, 2021
In this study, a facile coprecipitation based synthesis scheme was used to prepare a non-noble metal doped graphitic carbon nitride-based catalyst ZIF-67/g-C3N4 (abbreviated as ZIF-CN) for the reduction of nitrophenols (NPs) in presence of sodium ...
Neogi, Sudarsan, Sirshendu De, Sudarsan Neogi, Debashis Roy, Roy, Debashis, De, Sirshendu   +5 more
core   +1 more source