Explanipedia

Effective catalytic effects of Mo2C MXene on the hydrogen storage in magnesium hydride Open

Xiaojiao Wang, Zhenluo Yuan, Yang Shi, Shangsheng Li, Guofa Mi , et al. · 2025

Using Multiple Gcm Models to Reduce Uncertainties in Assessment of the Effect of Future Climate Change on Cotton Growth and Water Consumption in China Open

Ruixue Yuan, Keyu Wang, Dandan Ren, Z. H. Chen, Baosheng Guo , et al. · 2025

Global Climate Models (GCMs) are a primary source of uncertainty in assessing climate change impacts on agricultural production, especially when relying on limited models. Considering China's vast territory and diverse climates, this …

Effect of Magnesium Permeation on the Performance of Hydrogen Storage Alloys with Regulating Magnesium Content Open

Yanran Li, Xu Wang, Di Zhou, Guanjiu Wu, Yuan Li , et al. · 2025

Iodine/Chlorine Multi‐Electron Conversion Realizes High Energy Density Zinc‐Iodine Batteries Open

Jiajin Zhao, Yan Chen, Mengyan Zhang, Ziqi An, Binbin Nian , et al. · 2024

Aqueous zinc‐iodine (Zn‐I 2 ) batteries are promising energy storage devices; however, the conventional single‐electron reaction potential and energy density of iodine cathode are inadequate for practical applications. Activation of high‐v…

Effectively enhanced catalytic effect of sulfur doped Ti3C2 on the kinetics and cyclic stability of hydrogen storage in MgH2 Open

Zhenluo Yuan, Xiuxiu Zhang, Yitian Wu, Shuyan Guan, Shiqian Zhao , et al. · 2024

Designing catalysts with high catalytic activity and stability is the key to achieve the commercial application of MgH2. Herein, the sulfur doped Ti3C2 (S-Ti3C2) was successfully prepared by heat treatment of Ti3C2 MXene under Ar/H2S atmos…

Hierarchical Al-Cop/Ni2p Heterostructure for Alkaline Hydrogen Evolution Reaction Open

Kangli Chen, Zhichao Yu, Yuan Li, Wenfeng Wang, Lu Zhang , et al. · 2024

Feni3 Alloy Doped Carbon Spheres for Improving Hydrogen Storage Performance of Mgh2 Open

Yaokun Fu, Yu Wang, Lu Zhang, Yuan Li, Shumin Han · 2024

Enhancing Hydrogen Storage Properties of Mgh2 Using Samarium Alloying and Timn2 Compositing Open

Zhuohan Zhang, Ying Cheng, Zhichao Yu, Wenfeng Wang, Yuan Li , et al. · 2024

A Learning Sentiment Database for Machine Learning Open

Jing Zhang, Siquan Hu, Zhiguo Shi, Shumin Han · 2023

Learners’ affective states play a crucial role in learning evaluation, and the external expressions that can directly reflect affect are facial expressions. However, the sample size of the database for the learning process of learners is l…

Synergetic Catalysis of Ni@C@Ceo2 for Driving Ab/Desorption of Mgh2 at Moderate Temperature Open

Zhichao Yu, Xin Liu, Yang Liu, Yuan Li, Zhuohan Zhang , et al. · 2023

Effects of Mn and Fe Elements on the Electrochemical Hydrogen Storage Properties of the A5b19-Type La-Y-Mg-Ni-Al Alloy for Nickel Metal Hydride Battery Open

Anyi Zhang, Ruyue Li, Hang Lu, Jiajin Zhao, Wenfeng Wang , et al. · 2023

High temperature electrochemical discharge performance of LaFeO3 coated with C/Ni as anode material for NiMH batteries Open

Kailiang Ren, Jiajia Miao, Wenzhuo Shen, Huanhuan Su, Yunpeng Pan , et al. · 2022

Perovskite LaFeO3 is considered as a promising new anode material for nickel/metal hydride batteries due to its low cost, environmental friendliness and high temperature resistance. However, the poor conductivity of LaFeO3 material restric…

Learning Transferable Reward for Query Object Localization with Policy Adaptation Open

Tingfeng Li, Shumin Han, Martin Renqiang Min, Dimitris Metaxas · 2022

We propose a reinforcement learning based approach to query object localization, for which an agent is trained to localize objects of interest specified by a small exemplary set. We learn a transferable reward signal formulated using the e…

Effect of ternary transition metal sulfide FeNi2S4 on hydrogen storage performance of MgH2 Open

Yaokun Fu, Lu Zhang, Yuan Li, Sanyang Guo, Yu Han , et al. · 2022

Hydrogen storage is a key link in hydrogen economy, where solid-state hydrogen storage is considered as the most promising approach because it can meet the requirement of high density and safety. Thereinto, magnesium-based materials (MgH2)…

Electrochemical Properties of Lafeo3 Coated with C/Ni as a New Anode Material for Nickel-Hydrogen Batteries Open

Kailiang Ren, Lu Zhang, Jiajia Miao, Wenzhuo Shen, Huanhuan Su , et al. · 2022

Improvement on Cyclic Stability of Ab4-Type La–Mg–Ni-Based Hydrogen Storage Alloys Via Merging Y Element for Nickel-Metal Hydride Batteries Open

Ruyue Li, Hang Lu, Xiangyu Pan, Jiajin Zhao, Wenfeng Wang , et al. · 2022

Achieving High Stability and Rate Performance Using Spherical Nickel-Zinc Layered Double Hydroxide in Alkaline Solution Open

Runyue Qin, Yunpeng Pan, Zeang Duan, Huanhuan Su, Kailiang Ren , et al. · 2021

Nickel layered double hydroxide, Ni(OH) 2 , has been widely used as the cathode for nickel based battery systems. However, the currently commercialized β -Ni(OH) 2 is limited by its low capacity. In contrast, α -Ni(OH) 2 can give higher ca…

Catalytic effect of a novel MgC0.5Co3 compound on the dehydrogenation of MgH2 Open

Yaokun Fu, Zhenmin Ding, Lu Zhang, Hongming Zhang, Wenfeng Wang , et al. · 2021

The application of magnesium hydride (MgH2) is limited due to the high reaction temperature and slow kinetics during dehydrogenation. In order to ameliorate the dehydrogenation property of MgH2, MgC0.5Co3 compound with induction and cataly…

The electrochemical characteristics of AB4-type rare earth–Mg–Ni-based superlattice structure hydrogen storage alloys for nickel metal hydride battery Open

Wenfeng Wang, Xiaoxue Liu, Lu Zhang, Shuang Zhang, Wei Guo , et al. · 2021

Rare earth–Mg–Ni-based alloys with superlattice structures are new generation negative electrode materials for the nickel metal hydride batteries. Among them, the novel AB4-type superlattice structure alloy is supposed to have superior cyc…

Research Progress and Challenge of Aqueous Zinc Ion Battery Open

Lu Zhang, Wenfeng Wang, Hongming Zhang, Shumin Han, Limin Wang · 2021

Aqueous zinc ion batteries (AZIBs) as an emerging battery energy storage technology have attracted widespread attention and developed rapidly in recent years due to the merits of high safety, low price, high energy density, environmental f…

Carbon nanospheres supported bimetallic Pt-Co as an efficient catalyst for NaBH4 hydrolysis Open

Hongming Zhang, Lu Zhang, Ismael A. Rodríguez‐Pérez, Wenkang Miao, Kangli Chen , et al. · 2020

Open and close-ended CoMoS3 nanotubes for hydrogen evolution in acidic and basic conditions Open

Yuan Li, Xuewei Hou, Jing Gu, Veronika Mikhaylova, Kangli Chen , et al. · 2020

Electrochemical hydrogen evolution reaction (HER) is a promising route to harvest high-purity hydrogen (H2). Efficient and selective energy transformations rely on the development of novel catalytic materials in terms of compositions and s…

CoPt-Co hybrid supported on amino modified SiO2 nanospheres as a high performance catalyst for hydrogen generation from ammonia borane Open

Hongming Zhang, Dandan Ke, Lina Cheng, Xuelei Feng, Xuewei Hou , et al. · 2019

CoPt-Co hybrids were successfully supported on amino modified SiO2 nanospheres by a chemical reduction method at a temperature of 278 K. The solid carrier i.e. amino modified SiO2, provides numerous anchoring sites for the metal nanopartic…

Effects of the hierarchical pyrolysis polyaniline on reversible hydrogen storage of LiBH4 Open

Zhenmin Ding, Yufei Ma, Dandan Peng, Lu Zhang, Yumeng Zhao , et al. · 2018

In this work, LiBH4–20 wt% PP composite was prepared by ball-milling with as-synthesized hierarchical pyrolysis polyaniline (PP) and LiBH4, and the hydrogen sorption performance as well as catalytic mechanism of the composite was studied. …

Enhanced H2 sorption performance of magnesium hydride with hard-carbon-sphere-wrapped nickel Open

Dandan Peng, Zhenmin Ding, Yaokun Fu, Yu Wang, Bi Jia , et al. · 2018

Magnesium hydride is regarded as one of the most ideal candidates for hydrogen storage, but its relatively high operating temperatures and slow kinetics always hinder its commercial applications.

Improvement in hydrogen storage properties of MgH2catalyzed with BaTiO3additive Open

J S Wang, Weitao ZHANG, Shumin Han, Fan Qin · 2018

The MgH2+20 wt. % BaTiO3 composites is prepared by ball milling MgH2 with 20 wt. % BaTiO3, and the effect of BaTiO3 on the hydrogen storage properties of the MgH2 is investigated. TPD (Temperature-programmed-desorption) results showed that…

Hydrogen storage properties of MgH2 co-catalyzed by LaH3 and NbH Open

Jianzheng Song, Ziyang Zhao, Xin Zhao, Ruidong Fu, Shumin Han · 2017

To improve the hydrogen storage properties of Mg-based alloys, a composite material of MgH2 + 10wt%LaH3 + 10wt%NbH was prepared by a mechanical milling method. The composite exhibited favorable hydrogen desorption properties, releasing 0.6…

Electrochemical properties of LaFeO 3 -rGO composite Open

Yongjie Yuan, Zhentao Dong, Yuan Li, Lu Zhang, Yumeng Zhao , et al. · 2017

LaFeO3-xwt% rGO composite (x = 8, 10, 12) was synthesized by ultraphonic stirring and lyophilization method. SEM, TEM and XRD results show that the perovskite-type LaFeO3 was dispersed by rGO to form special porous structure due to the gau…

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