Results 21 to 30 of about 39,740 (295)

Activity of Mono-, Bi-, and Trimetallic Catalysts Pt-Ni-Cr/C in the Bicyclohexyl Dehydrogenation Reaction

open access: yesMolecules, 2022
The influence of metals with different redox properties and a carbon carrier on the activity of mono-, bi- and trimetallic Pt-Ni-Cr/C catalysts has been studied in the bicyclohexyl dehydrogenation reaction as the hydrogen release stage in hydrogen ...
Alexander N. Kalenchuk, Leonid M. Kustov
doaj   +1 more source

Fabrication of Carbon Nanotubes Derived from Waste Tire Pyrolytic Carbon and Their Application in the Dehydrogenation of Methylcyclohexane to Produce Hydrogen

open access: yesC, 2023
The accumulation of waste tires has resulted in very urgent environmental problems. Pyrolysis has been regarded as a green eco-friendly technology to deal with waste tires, and it is vital to make use of the pyrolysis carbon. Herein, we propose a new way
Hongli Ye   +5 more
doaj   +1 more source

Improved Dehydrogenation Performance of Li-B-N-H by Doped NiO

open access: yesMetals, 2018
In order to improve the dehydrogenation properties of the Li-B-N-H system, a flower-like NiO was successfully synthesized using the hydrothermal method. The effect of the NiO on the dehydrogenation properties of the LiBH4-2LiNH2 system was studied.
Yipeng Wu   +10 more
doaj   +1 more source

Improved Dehydrogenation Properties of 2LiNH2-MgH2 by Doping with Li3AlH6

open access: yesMetals, 2017
Doping with additives in a Li-Mg-N-H system has been regarded as one of the most effective methods of improving hydrogen storage properties. In this paper, we prepared Li3AlH6 and evaluated its effect on the dehydrogenation properties of 2LiNH2-MgH2. Our
Shujun Qiu   +7 more
doaj   +1 more source

Unexpected Metal-Free Dehydrogenation of a β-Ketoester to a Phenol Using a Recyclable Oxoammonium Salt

open access: yesMolbank, 2021
The conversion of ethyl 2-oxocyclohexanecarboxylate to ethyl salicylate using an oxoammonium salt is reported. The dehydrogenation reaction is operationally simple and compares favorably with previous literature examples for the same transformation and ...
Fabrizio Politano   +3 more
doaj   +1 more source

Hydrogen Generation from Methane on FeN3 and FeN4 Embedded Graphene Surface Using DFT Method with Grimme-D3 Dispersion Correction

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2022
In this article, the catalytic effect of Nx graphene embedded by Fe metal has been conducted for methane (CH4) decomposition reaction using Density Functional Theory (DFT) calculations with Grimme-D3 dispersion correction.
Hilal Küçük
doaj   +1 more source

TiMn2-Based Intermetallic Alloys for Hydrogen Accumulation: Problems and Prospects

open access: yesУспехи физики металлов, 2021
The main advantages of hydrogen as an energy carrier in comparison with currently used hydrocarbons are determined. By comparing the advantages and disadvantages of available methods of hydrogen storage, it was proved that storage of it in a bound state (
V. A. Dekhtyarenko, D. G. Savvakin, V. I. Bondarchuk, V. M. Shyvaniuk, T. V. Pryadko, O. O. Stasiuk
doaj   +1 more source

Beta Titanium Alloys Produced from Titanium Hydride: Effect of Alloying Elements on Titanium Hydride Decomposition

open access: yesMetals, 2020
The use of titanium hydride as a raw material has been an attractive alternative for the production of titanium components produced by powder metallurgy, due to increased densification of Ti compacts, greater control of contamination and cost reduction ...
Caterina Chirico   +3 more
doaj   +1 more source

Copper Phosphinate Complexes as Molecular Precursors for Ethanol Dehydrogenation Catalysts

open access: yes, 2023
Nowadays, the production of acetaldehyde heavily relies on the petroleum industry. Developing new catalysts for the ethanol dehydrogenation process, which could sustainably substitute current acetaldehyde production methods, is highly desired.
Lucie, Simonikova   +6 more
core   +1 more source

Ambient sunlight-driven photothermal methanol dehydrogenation for syngas production with 32.9 % solar-to-hydrogen conversion efficiency

open access: yesiScience, 2021
Summary: Methanol dehydrogenation is an efficient way to produce syngas with high quality. The current efficiency of sunlight-driven methanol dehydrogenation is poor, which is limited by the lack of excellent catalysts and effective methods to convert ...
Xianhua Bai   +9 more
doaj   +1 more source

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