Results 31 to 40 of about 75,200 (296)

Mathematical Modeling of Thermally Coupled Cyclohexane Dehydrogenation and Nitrobenzene Hydrogenation Reactors

open access: yesJournal of Chemical and Petroleum Engineering, 2022
This work aims to develop a one-dimensional mathematical model for a novel multi - tubular thermally coupled reactor in the steady-state condition. The mentioned thermally coupled reactor includes the endothermic reaction of cyclohexane dehydrogenation ...
Roozbeh Ghani   +2 more
doaj   +1 more source

Fundamental material properties of the 2LiBH4-MgH2 reactive hydride composite for hydrogen storage: (II) Kinetic properties [PDF]

open access: yes, 2018
Reaction kinetic behaviour and cycling stability of the 2LiBH4-MgH2 reactive hydride composite (Li-RHC) are experimentally determined and analysed as a basis for the design and development of hydrogen storage tanks.
Capurso, Giovanni   +11 more
core   +7 more sources

Revisiting the hydrogen storage behavior of the Na-O-H system [PDF]

open access: yes, 2015
Solid-state reactions between sodium hydride and sodium hydroxide are unusual among hydride-hydroxide systems since hydrogen can be stored reversibly. In order to understand the relationship between hydrogen uptake/release properties and phase/structure ...
Gregory, Duncan H.   +2 more
core   +2 more sources

Coking-Resistant Sub-Nano Dehydrogenation Catalysts: PtnSnx/SiO2 (n=4, 7) [PDF]

open access: yes, 2020
We present a combined experimental/theoretical study of Pt$_n$/SiO$_2$ and Pt$_n$Sn$_x$/SiO$_2$ (n = 4, 7) model catalysts for the endothermic dehydrogenation of hydrocarbons, using the ethylene intermediate as a model reactant.
Alexandrova, Anastassia N   +5 more
core  

Ammonia borane-based nanocomposites as solid state hydrogen stores for portable power applications [PDF]

open access: yes, 2018
Ammonia borane (AB) based nanocomposites have been investigated with the aim of developing a promising solid-state hydrogen store that complies with the requirements of a modular polymer electrolyte membrane fuel cell (PEM FC) in a portable power pack ...
Bielewski, Marek   +4 more
core   +1 more source

Facile preparation of β-/γ-MgH2 nanocomposites under mild conditions and pathways to rapid dehydrogenation [PDF]

open access: yes, 2016
A magnesium hydride composite with enhanced hydrogen desorption kinetics can be synthesized via a simple wet chemical route by ball milling MgH2 with LiCl as an additive at room temperature followed by tetrahydrofuran (THF) treatment under an Ar ...
Gregory, Duncan   +3 more
core   +1 more source

Ethyl 2-[2-(4-Nitrobenzoyl)-1H-indol-3-yl]acetate

open access: yesMolbank, 2017
Ethyl 2-[2-(4-nitrobenzoyl)-1H-indol-3-yl]acetate was prepared in good yield and characterized by the aza-alkylation/intramolecular Michael cascade reaction of (E)-ethyl 3-[2-(tosylamino)phenyl]acrylate with 2-bromo-4′′-nitroacetophenone, followed by ...
Sunyoung Choi, Sung-Gon Kim
doaj   +1 more source

THE INFLUENCE OF MOLYBDENUM AND TUNGSTEN ON THE CRM-OXIDE CATALYST REACTIVITY IN PROPANE ACTIVATION: A QUANTUM MECHANICS CALCULATION [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2020
A quantum chemical calculation for the activation of propane across CrM-oxide (M = Cr, Mo, and W) catalysts in the dehydrogenation of propane into propylene was studied. The calculation was carried out via the use of the PM3 semi-empirical approach.
Toyese OYEGOKE   +3 more
doaj   +1 more source

New approach for fabrication germanene with Dirac electrons preserved: A first principle study

open access: yes, 2015
How to obtain germanene with Dirac electrons preserved is still an open challenge. Here we report a sandwich-dehydrogenation approach, i.e., to fabricate germanene through dehydrogenating germanane in a sandwiched structure.
Cao, Juexian, Guo, Zhi-Xin, Li, Ping
core   +1 more source

Pressure Driven Alkane Dehydrogenation by Palladium Metal

open access: yesAdvanced Materials Interfaces, 2023
Dehydrogenation of alkanes is of increasing importance in fulfilling global demand for olefins and offers a potential source of carbon‐neutral hydrogen as a co‐product. Currently commercial dehydrogenation processes occur at high‐temperatures (500–900 °C)
Mungo Frost   +4 more
doaj   +1 more source

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