Results 1 to 10 of about 28,663 (191)

Engineered PW₁₂-polyoxometalate docked Fe sites on CoFe hydroxide anode for durable seawater electrolysis. [PDF]

Nat Commun
Seawater electrolysis driven by offshore renewable energy is a promising avenue for large-scale hydrogen production but faces challenges in designing robust anodes that suppress surface chlorine reactions and corrosion at high current densities.
He X, Yao Y, Zhang M, Zhou Y, Zhang L, Ren Y, Dong K, Tang H, Nan J, Zhou X, Luo H, Ying B, Yu Q, Luo F, Tang B, Sun X.   +15 more
europepmc   +2 more sources

Enhanced proton conductivity in azole-functionalized three-dimensional crystalline covalent organic frameworks [PDF]

Nature Communications
Proton conduction pathways and mechanisms in covalent organic frameworks (COFs) have long been obscured by polycrystalline disorder. Here we report a solvent-free melt-phase post-synthetic modification (PSM) strategy that enables precise ...
Aiping Yao, Changyan Zhu, Jun Liu, Hongliang Xu, Kuizhan Shao, Chunyi Sun, Chao Qin, Xinlong Wang, Hongying Zang, Zhongmin Su, Donglin Jiang   +10 more
doaj   +2 more sources

Ultrafiltration separation of Am(VI)-polyoxometalate from lanthanides

Nature, 2023
A new strategy to separate radioactive americium from lanthanides based on complexation with polyoxometalates and ultrafiltration technique is highly efficient and rapid, does not involve any organic components and requires minimal energy input ...
Hailong Zhang, Ao Li, Kaizhong Li, Zhipeng Wang, Xiaocheng Xu, Yaxing Wang, Matthew V. Sheridan, Han-Shi Hu, Chao Xu, E. Alekseev, Zhenyi Zhang, P. Yan, Kecheng Cao, Z. Chai, Thomas E. Albrecht‐Schönzart, Shuao Wang   +15 more
semanticscholar   +1 more source

Aerobic photoxidation of sulfides using unique hybrid polyoxometalate under visible light

Catalysis Communications, 2021
A unique hybrid Polyoxometalate was synthesized, which can absorb visible light and perform photocatalytic activity. This Organic-Inorganic hybrid material was synthesized through attaching the organotin compound to the vacant polyoxometalate ...
Davud Karimian, Fatemeh Zangi
doaj   +1 more source

Ce-mediated molecular tailoring on gigantic polyoxometalate {Mo132} into half-closed {Ce11Mo96} for high proton conduction

Nature Communications, 2023
Precise synthesis of polyoxometalates (POMs) is important for the fundamental understanding of the relationship between the structure and function of each building motif.
Xue-Xin Li, Cai-Hong Li, Ming-Jun Hou, Bo Zhu, Wei-Chao Chen, Chun-Yi Sun, Ye Yuan, Wei Guan, Chao Qin, Kui-Zhan Shao, Xin-Long Wang, Zhong-Min Su   +11 more
doaj   +1 more source

Comparative Catalytic Behavior of Prepared Cobalt or Iron Salt of Manganese Substituted Polyoxometalate Supported on Silica in Oxidation of Benzyl Alcohol [PDF]

Iranian Journal of Chemistry & Chemical Engineering, 2022
Cobalt and iron salt of mono manganese substituted Keggin polyoxometalate have been prepared and supported on silica as heterogeneous catalysts. The prepared compounds were completely characterized by conventional techniques such as FT-IR, ICP-OES, XRD ...
Farnoosh Ghaffarzadeh Anari, Hamid Reza Aghabozorg, Fereshteh Motiee,, Shahrbanoo Fouladi   +3 more
doaj   +1 more source

Single-dispersed polyoxometalate clusters embedded on multilayer graphene as a bifunctional electrocatalyst for efficient Li-S batteries

Nature Communications, 2022
The redox reactions occurring in the Li-S battery positive electrode conceal various and critical electrocatalytic processes, which strongly influence the performances of this electrochemical energy storage system.
Jie Lei, Xiaoxiang Fan, Ting Liu, Pan Xu, Qing Hou, Ke Li, Ruming Yuan, M. Zheng, Q. Dong, Jiajia Chen   +9 more
semanticscholar   +1 more source

State-of-the-art advances in the syntheses, structures, and applications of polyoxometalate-based metal–organic frameworks

Polyoxometalates, 2023
Polyoxometalate-based metal–organic frameworks (PMOFs) as extended solids assembled from metal-oxide cluster units and metal–organic groups have drawn wide research attention in recent years due to the unique advantages of containing both polyoxometalate
Yan Zhang, Yifan Liu, Dan Wang, Jiancai Liu, Junwei Zhao, Lijuan Chen   +5 more
doaj   +1 more source

Binary Type-II Heterojunction K₇HNb₆O₁₉/g-C₃N₄: An Effective Photocatalyst for Hydrogen Evolution without a Co-Catalyst

Nanomaterials, 2022
The binary type-II heterojunction photocatalyst containing g-C3N4 and polyoxoniobate (PONb, K7HNb6O19) with excellent H2 production activity was synthesized by decorating via a facile hydrothermal method for the first time.
Qi Song, Shiliang Heng, Wenbin Wang, Huili Guo, Haiyan Li, Dongbin Dang   +5 more
doaj   +1 more source

Enhanced Photocatalytic Hydrogen Production of the Polyoxoniobate Modified with RGO and PPy

Nanomaterials, 2020
The development of high-efficiency, recyclable, and inexpensive photocatalysts for water splitting for hydrogen production is of great significance to the application of solar energy.
Shiliang Heng, Lei Li, Weiwei Li, Haiyan Li, Jingyu Pang, Mengzhen Zhang, Yan Bai, Dongbin Dang   +7 more
doaj   +1 more source