Zobrazeno 1 - 10
of 12
pro vyhledávání: '"623"'
Publikováno v:
International Journal of Hydrogen Energy. 44:16745-16756
In this work, in order to elucidate the effect of different alloying elements on the microstructure, activation and the de-/hydrogenation kinetics performance, the Mg–20La, Mg–20Ni and Mg–10Ni–10La (wt.%) alloys have been prepared by near equ
Autor:
Aditya Bhan, Sukaran S. Arora
Publikováno v:
Journal of Catalysis. 356:300-306
A monotonic increase (2–18) in the effluent propylene-to-ethylene molar ratio as inlet methanol pressure is varied from 52.5 to 0.6 kPa during methanol-to-hydrocarbons catalysis (∼30%C conversion) on H-ZSM-5 at 673 K reveals methanol pressure as
Autor:
Dmitry Zemlyanov, Bernhard Klötzer, Michael Haevecker, Simon Penner, Rosa Arrigo, Raoul Blume, Axel Knop-Gericke, Lukas Mayr, Christoph Rameshan, Harald Lorenz, Robert Schlögl
Publikováno v:
Birck and NCN Publications
Journal of Catalysis
Journal of Catalysis
Graphical abstract PdIn intermetallic phases can be switched in methanol steam reforming between a CO2-selective multilayer and an In-diluted phase by annealing at 453 K or 623 K. Highlights ► A multilayer Pd1In1 phase in MSR is highly CO2-selectiv
Publikováno v:
International Journal of Hydrogen Energy. 45:32221-32233
Based on the catalytic effects of transition metals and rare earth metals on magnesium hydride, precipitation behavior of nanocrystalline LaH3 and Mg2Ni has been discussed and correlated with the de-/hydrogenation thermodynamic of Mg-rich alloys in t
Autor:
Zhenmin Ding, Xinjun Li, Shuhua Zhou, Yaokun Fu, Lailei Wu, Shumin Han, Yuan Li, Shuqin Ren, Wenfeng Wang, Lu Zhang
Publikováno v:
International Journal of Hydrogen Energy. 45:28154-28162
Magnesium-based hydrogen storage materials (MgH2) are promising hydrogen carrier due to the high gravimetric hydrogen density; however, the undesirable thermodynamic stability and slow kinetics restrict its utilization. In this work, we assist the de
Publikováno v:
International Journal of Hydrogen Energy. 44:8347-8356
With the depletion of global energies resources, improvement of hydrogen storage properties of materials like MgH2 is of great interest for future efficient renewable resources. In this study, a novel antiperovskite MgCNi3 was synthesized by powder m
Publikováno v:
International Journal of Hydrogen Energy. 43:21856-21863
The Mg-3.9 wt% Ni2Al3 nanocomposite is produced by hydrogen plasma-metal reaction method. The particle size of Mg is in range of 40–160 nm with an average size of 90 nm. The Ni2Al3 nanoparticles (NPs) of about 9 nm uniformly disperse on the surface
Publikováno v:
Chemical Engineering Journal. 337:161-168
In this work, we present a facile way to fabricate ultrathin carbon layer encapsulated air-stable Mg nanoparticles (Mg@C NPs) by methane plasma metal reaction method. Compared with pure Mg NPs, the carbon layer can not only reduce particle size but a
Autor:
Satoshi Nagatake, Takuma Higo, Yukihiro Sugiura, Atsushi Nakano, Yasushi Sekine, Tomohiro Yabe, Tomomi Nagatsuka, Hideshi Iki, Shuhei Ogo, Shota Manabe, Hirofumi Seki
Publikováno v:
Applied Catalysis A: General. 543:75-81
Methylcyclohexane (MCH) is a prospective hydrogen carrier candidate. Although Pt/Al2O3 catalyst shows high conversion for dehydrogenation of MCH at 623 K, methane formation and deactivation caused by coke deposition are issues over the catalyst. Resu
Publikováno v:
International Journal of Hydrogen Energy. 42:356-365
A nanometric phosphoric complex salt additive was synthesized by hydrothermal method. Its catalytic effect on the hydrogen storage properties of MgH 2 was investigated. MgH 2 +20 wt.% LiFePO 4 obtained by ball-milling process had an ability of absorb