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The impact of hydrogen addition and OH concentration on NO emissions in high-pressure NH3/air combustion Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-28 Jiarui Zhang, Mingming Huang, Bingtao Tang, Zhenxian Liu, Haipeng Zhang, Yang Song, Xiaolei Fan, Haoxi Sha, Xiaoran Niu
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High performance potentiometric hydrogen sensor based on ZnO porous cage sensing electrode Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-28 Hong Zhang, Haowei Zhu, Hailin Su, Shibin Nie, Yuelong Zhu, Yanqing Liu, Liangji Xu
In this paper, ZnO porous cages were prepared by a facile one-pot encapsulation-calcination method and used as sensing electrodes for planar mixed-potential hydrogen sensors. As the amount of cetyltrimethylammonium bromide (CTAB) added during the preparation increased, the size of the individual ZnO cage decreased while the average pore size increased. The hydrogen sensing performance was enhanced
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Analysis of vortex characteristics and energy losses in a cryogenic hydrogen turbo-expander for a 5 t/d hydrogen liquefier Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-28 Xiaoming Li, Kai Zhang, Junjie Li, Zhengrong OuYang, Tongqiang Shi
The cryogenic hydrogen turbo-expander (CHTB) is the most core component which determines the dependability and efficiency of hydrogen liquefiers. In present study, CFD method are adopted to simulate the internal flow field inside a CHTB for a 5 t/d hydrogen liquefier. The Ω method and entropy generation method are implemented to identify vortex structures and calculate energy losses. The results show
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Incorporating speed forecasting and SOC planning into predictive ECMS for heavy-duty fuel cell vehicles Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-28 M. Piras, V. De Bellis, E. Malfi, Jose M. Desantes, R. Novella, M. Lopez-Juarez
This study presents a novel approach specifically designed for real-world driving scenarios of heavy-duty fuel cell vehicles, named P-ECMS. The P-ECMS addresses both charge-sustaining and charge-depleting modes of the battery to optimize the vehicle’s energy management. To this aim, the P-ECMS integrates a velocity prediction layer and a SOC planning layer. The velocity prediction layer utilizes a
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Classification and characteristics of ammonia combustion in well stirred reactor Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-28 Xiangtao Liu, Guochang Wang, Feifei Wang, Pengfei Li, Jicang Si, Farhan Hanif, Jianchun Mi
The present work investigates the regime classification and chemical characteristics of the premixed ammonia combustion in a well stirred reactor (WSR). Three combustion regimes can be classified based on the lowest autoignition and highest extinction temperatures and the reacting temperature increment, which are: (i) flameless combustion (FLC); (ii) high temperature combustion (HTC); (iii) traditional
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Modeling the effect of grain boundary diffusivity and trapping on hydrogen transport using a phase-field compatible formulation Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 Abdelrahman Hussein, Byungki Kim, Tom Depover, Kim Verbeken
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Phosphidation treatment of surfactant-tuned iron polyphthalocyanine grown in situ on nickel foam: An efficient bifunctional catalyst for overall water splitting Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 Guiyuan Yang, Yang Li, Gaoxia Mei, Li-Li Cui, Meihong Fan, Xingquan He
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Identification and assessment of risk factors in offshore wind-integrated hydrogen production system Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 Ahmed Hamdy El-Kady, Md Tanjin Amin, Faisal Khan, Mahmoud M. El-Halwagi
Green hydrogen (H2) has received increasing attention as a potential fuel to decarbonize hard-to-electrify industries and support renewables’ growth. Compared to steam methane reforming (SMR), water electrolysis can produce green hydrogen with substantially less emissions. Efforts are ongoing worldwide to develop offshore wind-integrated green hydrogen production plants, particularly in regions with
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Ni-based catalyst assisted by MnO to boost the hydrogen storage performance of magnesium hydride Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 Chengwang Yin, Shujun Qiu, Yongpeng Xia, Fen Xu, Lixian Sun, Hailiang Chu
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Construction novel highly active photocatalytic H2 evolution over noble-metal-free trifunctional Cu3P/CdS nanosphere decorated g-C3N4 nanosheet Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 R. Rameshbabu, Siaw Paw Koh, Kulandaivelu Kaviyarasan, Chong Tak Yaw, Sieh Kiong Tiong, F. Benedict, Talal Yusaf, Héctor Valdés, K. Kadirgama, Jagadeesh Pasupuleti
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Hydrogen oxidation reaction catalysts derived from Co, Ni-coordination compounds and polymers (MOFs) Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 F. Roncaroli, V. Benavente Llorente
Aiming to obtain catalysts for the Hydrogen Oxidation Reaction (HOR) and to construct fuel cells completely free of noble metals, two Ni-MOFs, a Ni-coordination polymer, and a Ni-complex were synthesized, together with their corresponding Co and NiCo analogs. The following N-heterocyclic ligands were employed: 2-Methylimidazolate, imidazolate, nicotinate, 2,3-pyrazinedicarboxylate and pyrazinecarboxylate
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Short-side-chain perfluorosulfonic acid incorporated with functionalized silane-based hybrid membrane for the application of energy devices Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 Kanalli V. Ajeya, Karmegam Dhanabalan, Pham Tan Thong, Sang-Chai Kim, Sung-Chul Park, Won-Keum Son, Ho-Young Jung
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Investigation into application of biochar as a catalyst during pyrolysis-catalytic reforming of rice husk: The role of K specie and steam in upgrading syngas quality Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 Huan Liu, Haibo Meng, Yujun Shen, Jing Feng, Hongbin Cong, Xiuli Shen, Haohan Xing, Wei Song, Jiannan Li, Yunyu Ge
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Enhanced hydrogen storage properties of magnesium hydride by multifunctional carbon-based materials: A review Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 Shuai Yan, Lijun Wei, Yi Gong, Kai Yang
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One-step hydrothermal formation of porous N-graphyne decorated TiO2/Ti3C2 composites with enhanced photocatalytic activity Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Xiangzhi Huang, Mingxuan Sun, Wangbing Sun, Ziyang Li, Haohao Chen, Junjie Zhao
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A ternary Fe-based oxygen carrier with ZrO2-LaFeO3 as support for chemical looping hydrogen generation Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Xiufen Yang, Wei Wu, Shiwei Ma, Tao Song
Fe2O3 is usually supported by inert materials to improve the sintering resistance and redox stability in chemical looping hydrogen generation (CLHG). It is reasonable to apply inert together with perovskite as a composite support for Fe-based oxygen carrier in CLHG. In this work, the Fe2O3/ZrO2/LaFeO3 ternary oxygen carriers were synthesized, and the synergistic effects of ZrO2 and LaFeO3 on the reactivity
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Enhancing alkaline water electrolysis through innovative approaches and parametric study Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Abdelrahman S. Emam, Mohammad O. Hamdan, Bassam A. Abu-Nabah, Emad Elnajjar
The objective of this study is to examine how different parameters impact the effectiveness of alkaline water electrolysis (AWE) in producing hydrogen. Multiple experimental innovative approaches have been examined, namely, mechanically induced electrolyte flow, induction heating of electrodes, and pulsating voltage power mode. In addition, multiple parameters that have been experimentally investigated
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A kind of numerical model combined with genetic algorithm and back propagation neural network for creep-fatigue life prediction and optimization of double-layered annulus metal hydride reactor and verification of ASME-NH code Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 Ping Zhao, Xiangguo Zeng, Huaqin Kou, Huayan Chen
The safety and stability of metal hydride reactor (MHR) structure are significantly important for normal operations of hydrogen isotope storage and supply system. Moreover, considering that the experiments of studying the fatigue and creep properties of MHR structure are always time, money, difficulty and energy consuming. To further improve the service life of MHR as well as lower the failure risk
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Nitrogen and sulphur co-doped carbon-based composites as electrocatalysts for the anion-exchange membrane fuel cell cathode Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-27 Iris Palm, Elo Kibena-Põldsepp, Marek Mooste, Jekaterina Kozlova, Maike Käärik, Arvo Kikas, Alexey Treshchalov, Jaan Leis, Vambola Kisand, Aile Tamm, Steven Holdcroft, Kaido Tammeveski
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Effects of H2, CO, and a gas mixture on the reduction process of raw and pre-oxidized ilmenite concentrate powders Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Furong Chen, Wei Lv, Gangwei Zhou, Zhuoliang Liu, Mansheng Chu, Xuewei Lv
Herein, we reduce raw and pre-oxidized ilmenite concentrates by H2, CO, and a gas mixture (H2/CO = 1) at different temperatures. The results show that the reduction rate of both concentrates increases with increasing H2 concentration. Furthermore, the reducing ability of the three types of reducing gases increases in the order of CO < H2 < gas mixture. Moreover, we elucidate the coupling effect of
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Determining flux-limiting mechanism of hydrogen permeation through palladium membrane by n value Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Yanxia Yan, Fengyun Li, Degao Wang, Xu Huang, Jipeng Zhu, Hongzhi Zhu, Xiaolong Wang, Tao Tang
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Effect of grain size and precipitates on hydrogen embrittlement susceptibility of nickel alloy 718 Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Hamza Khalid, Vasanth C. Shunmugasamy, Ryan W. DeMott, Khalid Hattar, Bilal Mansoor
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Experimental and numerical study of the enhancement effects on the performance of PEMFC with side blockage in straight flow-field Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Jun Shen, Changqing Du, Dongmei Wu, Fuwu Yan
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Copper selenide - Porous carbon derived from metal-organic frameworks as an efficient electrocatalyst for methanol oxidation Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Sara Sheikhi, Fahimeh Jalali
In the present study, a metal-organic framework (Cu-MOF) was used as the precursor for synthesis of carbon-encapsulated copper selenides (namely, Cu2-xSe@PCs). After carbonization of Cu-MOF to Cu/Cu2O@PCs, the selenidation process was applied by selenium powder at 500 °C to form Cu2-xSe@PCs. Scanning electron microscopy showed the maintenance of the initial octahedral structure of Cu-MOF after carbonization
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Activated carbon supported Ni, Fe, and bimetallic NiFe catalysts for COx-free H2 production by microwave methane pyrolysis Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Candice Ellison, Julia Lauterbach, Mark W. Smith
The goal of this study was to test the effect of metal-impregnated carbon-based catalysts on the conversion of methane to hydrogen gas and solid carbon using microwave reactor technology. Monometallic and bimetallic catalysts on activated carbon supports (Ni/AC, Fe/AC, NiFe/AC) are compared during methane pyrolysis testing. Catalytic methane pyrolysis was carried out in a microwave reactor at reaction
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Dynamic internal performance of PEMFC under fuel starvation with high-resolution current mapping: An experimental study Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Ao Ma, Cong Yin, Haiyu Yang, Jun Yu, Kaixin Huang, Zemin Qiao, Hao Tang
The fuel starvation in a proton exchange membrane fuel cell (PEMFC) during automotive operation conditions could lead to severe decay of the catalyst layer and performance degradation. As the fuel starvation occurs locally and induces uneven reverse current inside the fuel cell stack, it is critical to understand the dynamic mechanism of the fuel cell internal performance during the fuel starvation
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A theoretical calculation and kinetic modeling analysis of H-abstraction from 1-octene for subsequent isomerization and β-dissociation Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Jia Yan, Pan Wang, Tong Yan, Chengcheng Ao, Lidong Zhang, Lili Lei
As a main component of alkenes, 1-octene is the key important intermediate in the process of oxidation or pyrolysis of n-decane or higher alkanes. In this work, quantum chemistry calculations of the 1-octene combustion and pyrolysis were illustrated for the potential energy surface, including the H-abstraction reactions and subsequent isomerization and β-dissociation reactions. The primary β-dissociation
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Synergistic enhancement of hydrogen storage performance of Mg-La-Ni alloy by CeO2@C composite catalyst Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Jinming Liu, Hui Yong, Yang Zhao, Shuai Wang, Yiwan Chen, Baosheng Liu, Yanghuan Zhang, Jifan Hu
An enhanced chemical blowing carburation method was successfully employed to synthesize a CeO2@C composite catalyst. The catalyst comprises highly dispersed CeO2 nanoparticles within a porous carbon matrix, demonstrating a well-developed micropore structure, an ultrahigh specific surface area, and a high density of defects. Various amounts of CeO2@C were mechanically milled with an Mg96La3Ni alloy
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Sonochemically synthesized structures of manganese oxide (MO): A cathode material for oxygen reduction reaction in fuel cell applications Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-26 Shahid Mehmood, Waqar Ahmed, Thilina Rajeendre Katugampalage, Usman Ahmed, Abdechafik Elharrak, Hanane Ait Ousaleh, Abdessamad Faik
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Surface-modified nanoclay incorporated anion exchange membrane facilitating performance in self-humidifying bipolar membrane fuel cell Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Amit Suhag, Priya Goel, Bhuvanesh Eswaraswamy, Sujay Chattopadhyay
Bipolar membrane fuel cell (BPMFC) undergoes self-humidification due to formation of water at the interface of proton exchange layer (PEL) and anion exchange layer (AEL). Ion conductivity and dimensional stability of individual layers (PEL/AEL) play crucial role in the ohmic resistance/interface resistance of the BPM. A series of polysulfone based composite anion exchange membranes (AEMs) were synthesized
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Biological production of hydrogen: From basic principles to the latest advances in process improvement Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 A.A. Ivanenko, A.A. Laikova, E.A. Zhuravleva, S.V. Shekhurdina, A.V. Vishnyakova, A.A. Kovalev, D.A. Kovalev, K.A. Trchounian, Y.V. Litti
The development of net-zero emission fuels is a priority area of modern research due to the imminent reduction of fossil fuel reserves and environmental problems caused by their combustion. One of the promising fuels is hydrogen, which has a high heat of combustion and is eco-friendly, forms water as the only byproduct. Recently, methods of hydrogen production by microorganisms, which use directly
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A review of TiO2 photocatalyst for organic degradation and sustainable hydrogen energy production Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Yusnita Sari, Paulus Lobo Gareso, Bidayatul Armynah, Dahlang Tahir
Titania (TiO2) is one of the most investigated photocatalyst materials, with boundless advantages and applications. TiO2 photocatalysts are a material that has absorption behavior for organic components in wastewater on account of their distinguished properties, including non-toxicity, high photocatalytic degradation capacity as well as excellent thermal and chemical stability. This review focuses
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An ultrathin substrate-free gas diffusion layer for proton exchange membrane fuel cell Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Yu-Ying Li, Ting-Ting Yao, Xiao-Fang Zhang, Yu-Ting Liu, Xinyuan Wang, Gang-Ping Wu
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Experimental investigation on the deformation and damage of steel ribbon wound vessel for hydrogen storage under external impact and blast loading Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-24 Yang Du, Yuanqi Liu, Zhaoteng Zhang, Li Ma, Chilou Zhou, Baoqing Liu
Steel ribbon wound vessel is a preferred type for stationary storage of high-pressure hydrogen in refueling stations. However, it is under the threat of fragment impact and blast loads caused by accidental explosions of hydrogen or other vessels. For the first time, the fragment-simulating projectile (FSP) impact tests with impact kinetic energy range from 1.8 × 103 J–4.9 × 103 J and external blast
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The next generation of low tritium hydrogen isotope separation technologies for future fusion power plants Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-22 Lawrence Shere, Alfred K. Hill, Timothy J. Mays, Rachel Lawless, Rosemary Brown, Semali P. Perera
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Morphology modulation and surface reconstruction of the NiFeSe arrays during long-term OER process at large current densities Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Kuidong Wang, Jiaxing Zhang, Aixiang Wei, Jun Liu, Yuding He, Zhen Liu, Jiaxiong Xu
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Uncovering proton transportation enabled via the surface and interfacial engineering for ceramic fuel cells Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 M.A.K. Yousaf Shah, Yuzheng Lu, Naveed Mushtaq, Muneerah Alomar, Muhammad Yousaf, Nabeela Akbar, Naila Arshad, Muhammad Sultan Irshad, Bin Zhu
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Detonation decomposition of hydrocarbons to produce hydrogen Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Alexandr A. Shtertser, Vladimir Yu Ulianitsky, Denis K. Rybin, Igor S. Batraev, Dina V. Dudina
Detonation decomposition of methane, ethane, propane, butane, propylene and ethylene in their mixtures with oxygen was conducted in a pulsed gas detonation device (PGDD) with a goal of obtaining gaseous hydrogen, H2. Chemical reactions occurring behind the detonation front were elaborated for mixtures differing in the oxygen content. The upper concentration limits of detonation corresponding to minimal
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Hydrogen production via steam reforming of different fuels: thermodynamic comparison Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Alessandra Di Nardo, Maria Portarapillo, Danilo Russo, Almerinda Di Benedetto
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Advancing a hydrogen economy in Australia: Public perceptions and aspirations Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Kim Beasy, Oluwadunsin Ajulo, Sherridan Emery, Stefan Lodewyckx, Charmaine Lloyd, Amirul Islam
Supporters of hydrogen energy urge scaling up technology and reducing costs for competitiveness. This paper explores how hydrogen energy technologies (HET) are perceived by Australia's general population and considers the way members of the public imagine their role in the implementation of hydrogen energy now and into the future. The study combines a nationally representative survey (n = 403) and
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On proton conduction mechanism for electrolyte materials in solid oxide fuel cells Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Sooraj Patel, Fan Liu, Hanping Ding, Chuancheng Duan, Iman Ghamarian
Proton-conducting solid oxide fuel cell is an emerging technology to deliver sustainable energy conversion with the benefit of fuel flexibility. A low proton conduction energy barrier in the perovskite-type electrolytes facilitates the fuel cells to operate at lower temperatures. The design of electrolytes heavily relies on a better understanding of the proton conduction mechanism in the lattice. However
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Thermodynamic modeling and performance analysis on co-gasification of Chlorella vulgaris and petrochemical industrial sludge via Aspen plus combining with response surface methodology Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Wenqi Zhang, Yangguang Gu, Hua Fang, Jianbiao Chen, Haijun Chen, Yuezhao Zhu, Lin Mu
The co-gasification process of Chlorella vulgaris (CV) and petrochemical industrial sludge (IS) was uncoupled and simulated by Aspen Plus. The co-gasification process was considered into drying, pyrolysis, partial oxidation, as well as reduction and reforming. Simulation results showed that, the interactions between IS and CV were found for the differences in CHO, and affected by the IS ratio and gasification
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Prospective LCA of alkaline and PEM electrolyser systems Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Subramani Krishnan, Blanca Corona, Gert Jan Kramer, Martin Junginger, Vinzenz Koning
This prospective life cycle assessment (LCA) compares the environmental impacts of alkaline electrolyser (AE) and proton exchange membrane (PEM) electrolyser systems for green hydrogen production with a special focus on the stack components. The study evaluates both baseline and near-future advanced designs, considering cradle-to-gate life cycle from material production to operation. The electricity
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Study of an integrated vortex tube used in hydrogen pre-cooling system Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-25 Weiwei Xu, Zhihong Yu, Qingkai Mu, Bingyang Peng, Qiang Li
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Enhanced electrochemical performance by polyaniline (PANI) on covalent organic framework - Carbon nanotube (COF-CNT) as cathode catalyst for microbial fuel cells Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-23 Fengfei Sun, Rui Li, Xi Wang, Xingjia Zheng, Yuewei Yang, Meizhen Tang, Junfeng Chen
Electrochemical catalysts based on polyaniline derived covalent organic framework-carbon nanotube composite (PANI@COF-CNT) was successfully fabricated by chemical oxidation polymerization method. Rougher surface morphologies of PANI@COF-CNT was obtained attributing to PANI loading with the porous framework, forming a unique well-distributed network structure. The specific surface area and pore diameter
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GaSe/YAlS3: A type-II van der Waals heterostructure with ultrahigh solar-to-hydrogen efficiency for photocatalytic water splitting Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-22 Pei-Yue Li, Jun-Hui Yuan, Jiafu Wang, Yuan Wang, Pan Zhang
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A promising photo-thermal catalytic approach for hydrogen generation from sulphide bearing wastewater Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-22 Afsha Anjum Moinuddin, Abhay Vijay Kotkondawar, Girivyankatesh Hippargi, Avneesh Anshul, Sadhana Rayalu
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Hydrothermally obtained MoSe2/Reduced graphene oxide based composite with superior electrocatalytic performance Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-22 Nitesh Dogra, Sandeep Sharma
Recent experiments have demonstrated that 1T phase of transition-metal dichalcogenides exhibits superior electro-catalytic activity for hydrogen evolution reaction (HER). Herein, we compare the HER performance of as obtained 2H-phase MoSe2 (bare) with hydrothermally synthesized 1T-2H mixed phase MoSe2 and its composites with reduced graphene oxide. Obtained MoSe2/rGO composite has displayed a Tafel
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MgO impregnation to Al2O3 supported Ni catalyst for SYNGAS production using greenhouse gases: Some aspects of chemical state of Ni species Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-24 Monserrat Castro Gutiérrez, Pastora Salinas Hernández, Fernando Morales Anzures, Albina Gutiérrez Martínez, Gilberto Mondragón Galicia, María E. Fernández García, Luis Escobar-Alarcón, Francisco Javier Tzompantzi Morales, Raúl Pérez-Hernández
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Achieving high electrochemical performance of PEMFCs with ultrathin and highly conductive graphite-resin composite bipolar plates Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-24 Xueliang Wang, Sujing Wei, Yuhao Wu, Hui Cai, Zhiguo Qu, Peng He
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Design of NiCo2S4@ZnAl-LDH/TiO2@MXene synthesis as promising cathode catalyst for enhancing electrochemical performance in microbial fuel cell Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-24 Junfeng Chen, Yiwen Zhang, Jingyu Wang, Mingkun Wang, Jinyu Liu, Yiqun Wu, Yongyue Zhao, Renjun Wang, Yuewei Yang, Yanyan Liu
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A comprehensive review of challenges, prospects, and future perspectives for hydrogen energy development in Malaysia Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-24 Nor Arina Syazwani Jumaat, Azianabiha A Halip Khalid
In response to the pressing need for sustainable and greener energy alternatives, this study investigates into the exploration of hydrogen energy as a promising solution. The purpose of this study is to identify the common challenges and potential solutions in hydrogen energy transition and to validate their applicability in Malaysia through expert interviews. This research utilizes various methods:
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Self-assemble strategy to fabricate multifunctional electrocatalyst for efficient and energy-saving water splitting Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-24 Chunyan Xu, Xu Yang, Chun Hu, Can Su, Jinmei Zhang, Liying Yang, Shougen Yin
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Electrospun fabrication and experimental characterization of highly porous microporous layers for PEM fuel cells Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-24 Guofu Ren, Zhiguo Qu, Xueliang Wang, Guobin Zhang, Yun Wang
To meet the demands for high power density, enhancing the water discharge capacity of proton exchange membrane fuel cells (PEMFCs) is imperative. The microporous layer (MPL), placed between a catalyst layer and gas diffusion layer, plays a crucial role in water management for PEMFCs. In this study, we fabricated electrospun MPLs of different pore sizes and characterized their morphology and pore structures
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3D stack-up assembly tolerance analysis for sealing optimization of PEMFCs Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-24 Zhicheng Cao, Wenfeng Zhu, Zhiguo Cheng, Zhen Yang
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Efficiency and stability of seawater electrolysis through flat-tube solid oxide cell stack without air Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-24 Xiaogang Hu, Yiping Yang, Beibei Han, Xurui Huang, Jinyong Lei, Junkang Sang, Anqi Wu, Zhao Liu, Zhiyi Lu, Wanbing Guan
Efficiency and stability are critical for solid oxide electrolysis cell (SOEC) applications. In this study, the effect of airless on the efficiency and stability of electrolysis seawater in a flat-tube SOEC stack is investigated. Considering gas heating loss, the maximum electrolysis efficiency of the stack with airless is 94.7 %, while that of the stack with air is 69.8 %. The 2-cell SOEC stack is
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Can endohedral transition metals enhance hydrogen storage in carbon nanotubes? Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-24 Umedjon Khalilov, Utkir Uljayev, Kamoliddin Mehmonov, Parisa Nematollahi, Maksudbek Yusupov, Erik Neyts
The safe and efficient use of hydrogen energy, which is in high demand worldwide today, requires efficient hydrogen storage. Despite significant advances in hydrogen storage using carbon-based nanomaterials, including carbon nanotubes (CNTs), efforts to substantially increase the storage capacity remain less effective. In this work, we demonstrate the effect of endohedral transition metal atoms on
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Facile synthesis of Bi NPs modified BiVO4/ZnFe2O4 heterojunction for PEC water splitting Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-23 Shouli Bai, Shiyu Jia, Sitong Yan, Yingying Zhao, Pinggui Tang, Ruixian Luo, Yongjun Feng, Dianqing Li, Aifan Chen
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Study of activation methods for Ortho-para hydrogen catalysts in a small isothermal converter based on gas chromatography at LN2 temperature Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-23 Han Zhou, Zhengyu Li, Mengshi Li, Ming He, Qi Wu, Linghui Gong
The efficiency of the O–P catalyst activation directly affects how long liquid hydrogen may be kept. The ideal O–P catalyst activation condition must therefore be investigated. In this study, the effects of activation temperature, activation duration, and activation methods on the catalytic efficiency of a commercial O–P catalyst were thoroughly evaluated experimentally. We assessed the O–P catalysts'
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Crosslinked PVA based polymer coatings with shear-thinning behaviour and ultralow hydrogen permeability to prevent hydrogen embrittlement Int. J. Hydrogen Energy (IF 7.2) Pub Date : 2023-11-23 Yidi Lei, Liang Liu, Colin A. Scholes, Sandra E. Kentish
An economic transition from natural gas to a hydrogen economy will require redeployment of steel pipelines and other infrastructure. Mechanisms are urgently needed to prevent embrittlement of the steel in hydrogen service. In this work, we show that poly vinyl alcohol (PVA) and poly (ethylene glycol) diglycidyl ether (PEGDGE) crosslinked polymer materials can be used as internal coatings to dramatically