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High-surface-area organic matrix tris(aza)pentacene supported platinum nanostructures as selective electrocatalyst for hydrogen oxidation/evolution reaction and suppressive for oxygen reduction reaction
(International Journal of Hydrogen Energy, 2021)
Developing a Pt-based electrocatalytic material able to selectively catalyze hydrogen oxidation (HOR) while supressing oxygen reduction (ORR) is beneficial for durability of the fuel cells. Namely, degradation of carbon ...
Study of MW-scale biogas-fed SOFC-WGS-TSA-PEMFC hybrid power technology as distributed energy system: Thermodynamic, exergetic and thermo-economic evaluation
(International Journal of Hydrogen Energy, 2021)
Advanced biogas power generation technology has been attracting attentions, which contributes to the waste disposal and the mitigation of greenhouse gas emissions. This work proposes and models a novel biogas-fed hybrid ...
A continuous hydrogen absorption/desorption model for metal hydride reactor coupled with PCM as heat management and its application in the fuel cell power system
(International Journal of Hydrogen Energy, 2020)
In this work, the model of metal hydride reactor coupled with phase change material (PCM) as heat management is modified to describe the heat and mass transfer behaviors of the continuous hydrogen absorption/desorption ...
DFT study of boron doped MgH2: Bonding mechanism, hydrogen diffusion and desorption
(International Journal of Hydrogen Energy, 2020)
The impact of boron doping on MgH2 bonding mechanism, hydrogen diffusion and desorption was calculated using density functional theory (DFT). Atomic interactions in doped and non-doped system and its influence on hydrogen ...
Life Cycle Energy Assessment of biohydrogen production via biogas steam reforming: Case study of biogas plant on a farm in Serbia
(International Journal of Hydrogen Energy, 2021)
The aim of this paper is to demonstrate and to quantify energy flows in a life cycle of biogas to biohydrogen production, starting from feedstock materials via anaerobic digestion, biogas upgrading, biohydrogen production, ...
Mechanochemical pretreatment of ammonia borane: A new procedure for sodium amidoborane synthesis
(International Journal of Hydrogen Energy, 2020)
The present work reports a new procedure for solid state synthesis of sodium amidoborane (NaAB) by mechanochemical (MC) reaction between as-received NaH and MC pretreated AB. Ball milling (BM) method was used for this ...
DFT study of crystal structure and electronic properties of metal-doped AlH3 polymorphs
(International Journal of Hydrogen Energy, 2021)
AlH3 has been considered for a long time as a hydrogen storage material with suitable gravimetric and volumetric density for practical applications. Among eight AlH3 polymorphs observed so far, in this work we focus our ...
The influence of mechanical milling parameters on hydrogen desorption from Mgh2-Wo3 composites
(International Journal of Hydrogen Energy, 2020)
The influence of different milling conditions obtained using two high-energy mills on hydrogen desorption from MgH2-WO3 composites was investigated. The morphology, particle and crystallite size were studied as a function ...
Hydrogen evolution on Au/GC and PdAu/GC nanostructures in acid solution: AFM, XPS, and electrochemical study
(International Journal of Hydrogen Energy, 2021)
HER was examined on various glassy carbon-supported Au and PdAu electrodes in acid solution. The Au/GC electrodes were obtained after Au was electrodeposited on a GC substrate by holding the potential for various times in ...
Mechanochemical modification of LiAlH4 with Fe2O3 - A combined DFT and experimental study
(International Journal of Hydrogen Energy, 2021)
LiAlH4 is a promising material for hydrogen storage, having the theoretical gravimetric density of 10.6 wt% H2. In order to decrease the temperature where hydrogen is released, we investigated the catalytic influence of ...