Results 21 to 30 of about 14,825 (221)

POM@MOF hybrids : synthesis and applications [PDF]

open access: yes, 2020
The hybrid materials that are created by supporting or incorporating polyoxometalates (POMs) into/onto metal–organic frameworks (MOFs) have a unique set of properties.
Abednatanzi, Sara   +4 more
core   +1 more source

Current rectification in a single molecule diode: the role of electrode coupling [PDF]

open access: yes, 2015
We demonstrate large rectification ratios (> 100) in single-molecule junctions based on a metal-oxide cluster (polyoxometalate), using a scanning tunneling microscope (STM) both at ambient conditions and at low temperature. These rectification ratios are
Agrait, Nicolas   +5 more
core   +1 more source

Polyoxometalate (POM)-layered double hydroxides (LDH) composite materials: design and catalytic applications [PDF]

open access: yes, 2017
Layered double hydroxides (LDHs) are an important large class of two-dimensional (2D) anionic lamellar materials that possess flexible modular structure, facile exchangeability of inter-lamellar guest anions and uniform distribution of metal cations in ...
Li, Tengfei   +2 more
core   +1 more source

A double-tartrate-bridged deca-nuclearity europium-tungsten cluster embedded selenotungstate and its selective optical sensing of o-nitrophenol

open access: yesPolyoxometalates, 2023
An inorganic–organic hybrid Eu–W-implanted tartrate-connected selenotungstate tetramer {[Eu4(H2O)12W6O12(tar)2][B-α-SeW9O33]4}16− (1a, H4tar = tartaric acid) was successfully obtained by introducing the flexible multidentate tartrate ligand into the Se ...
Yong-Chao Dai   +6 more
doaj   +1 more source

Extending Metal-to-Polyoxometalate Charge Transfer Lifetimes: The Effect of Heterometal Location [PDF]

open access: yes, 2014
In an effort to develop robust molecular sensitizers for solar fuel production, the electronic structure and photodynamics of transition-metal-substituted polyoxometalates (POMs), a novel class of compound in this context, was examined.
Acerete   +77 more
core   +1 more source

Grain boundaries passivation of high efficiency and stable perovskite photodetector by polyoxometalate-based composite SiW11@ZIF-8

open access: yesPolyoxometalates, 2022
Polyoxometalates (POMs) can enable energy level tuning to match perovskite layers. They are considered electronic bridges to modify perovskite and improve the performance of photovoltaic devices.
Sijie Duan   +4 more
doaj   +1 more source

Process for metal deposition for microelectronic interconnections [PDF]

open access: yes, 1994
A method for forming interconnections in microelectronic devices, including interconnections through small vias between different layers in the microelectronic devices include the spin coating of a film comprising a polyoxometalate and an organic ...
Argitis, Panagiotis   +2 more
core   +1 more source

Classical Keggin intercalated into layered double hydroxides: facile preparation and catalytic efficiency in Knoevenagel condensation reaction [PDF]

open access: yes, 2015
The family of polyoxometalate (POM) intercalated layered double hydroxides (LDHs) composite materials has shown great promise for the design of functional materials with numerous applications.
Fang, Yanjun   +4 more
core   +1 more source

Application of polyoxometalates in third-generation solar cells

open access: yesPolyoxometalates, 2023
Researchers pursuing the development of third-generation solar cells, which typically include quantum dot-sensitized solar cells (QDSSCs), dye-sensitized solar cells (DSSCs), perovskite solar cells (PSCs), and organic solar cells (OSCs), continue to ...
Qiu Zhang, Fengyan Li, Lin Xu
doaj   +1 more source

Fast degradation of phenol over porphyrin-polyoxometalate composite photocatalysts under visible light

open access: yesPolyoxometalates, 2022
Both polyoxometalates (POMs) and metalloporphyrins exhibit high Arial. 9 efficiency. In this work, we designed two new composite catalysts with [5,10,15,20-tetra-(4-carboxylphenyl)-porphyrinato]-ferric chloride (FeTCPP) and H3PW12O40 (PW12)/H3PMo12O40 ...
Zhinan Xia   +4 more
doaj   +1 more source

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