Results 11 to 20 of about 127,413 (298)

Adsorption Properties of ZSM-5 Molecular Sieve for Perfluoroisobutyronitrile Mixtures and Its Fluorocarbon Decomposition Products

open access: yesChemosensors, 2022
Perfluoroisobutyronitrile (C4F7N), an environment-friendly insulating gas, has excellent insulating properties and has the potential to be used in gas-insulated equipment when mixed with CO2.
Wei Liu   +5 more
doaj   +1 more source

Synthesis of micron-particle-size HZSM-5 zeolite with different Si/Al ratio and its catalytic activity for toluene methanol alkylation reaction

open access: yes矿业科学学报, 2023
HZSM-5 molecular sieve is one of the commonly used catalysts for the alkylation of toluene with methanol to para-xylene (PX). This study introduces a one-step method to directly prepare microscale HZSM-5 catalysts with suitable pore structure and acidity.
Pan Xu   +6 more
doaj   +1 more source

Synthesis of uniform two-dimensional non-layered α-MnSe by molecular sieves modified chemical vapor deposition

open access: yesResults in Physics, 2023
Large-area and uniform two-dimensional (2D) non-layered α-MnSe was successfully synthesized via the molecular sieve modified chemical vapor deposition (CVD).
Meijie Zhu, Hua Xu, Zuoquan Tan, Le Wang
doaj   +1 more source

The role of sulfur trapped in micropores in the catalytic partial oxidation of hydrogen sulfide with oxygen [PDF]

open access: yes, 1974
The catalytic oxidation of hydrogen sulfide into sulfur with molecular oxygen has been studied in the temperature range 130–200 °C. Active carbon, molecular sieve 13X and liquid sulfur were used as catalysts. Sulfur is adsorbed in the micropores (3 < r <
Mars, P., Steijns, M.
core   +8 more sources

Enantiomerically enriched, polycrystalline molecular sieves [PDF]

open access: yes, 2017
Zeolite and zeolite-like molecular sieves are being used in a large number of applications such as adsorption and catalysis. Achievement of the long-standing goal of creating a chiral, polycrystalline molecular sieve with bulk enantioenrichment would ...
Brand, Stephen K.   +7 more
core   +2 more sources

The Adsorption of VOCs by Honeycomb Ceramics Loaded with Molecular Sieves

open access: yesJournal of Chemistry, 2022
In order to improve the adsorption performance of molecular sieve honeycomb ceramics for VOCs, the author proposes a research method for the adsorption performance of VOCs based on the honeycomb ceramics loaded with molecular sieves.
Ping Zhang
doaj   +1 more source

Molecular sieves [PDF]

open access: yesEndeavour, 1964
AbstractThe zeolites form a numerous group of structurally diverse, porous, crystalline aluminosilicates. The naturally‐occurring zeolites arise by hydrothermal action of solutions in basaltic rocks and also as large sedimentary deposits. The naturally‐occurring species have been augmented by a number of synthetic zeolites without any known natural ...
openaire   +1 more source

Vapor-phase transport synthesis of ZnAPO-34 molecular sieve [PDF]

open access: yes, 1999
ZnAPO-34 molecular sieve can be synthesized by the vapor-phase transport technique using triethylamine as a structure-directing ...
Gavalas, George R., Zhang, Lixiong
core   +1 more source

Technical aspects of circulating tumor cells (CTC) isolation using molecular sieve [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2017
The article presents the characteristics of circulating tumor cells (CTC) in the context of their enrichment. It presents the possibility of the use of molecular sieves in CTC isolation.
Paweł Pastuszka   +4 more
doaj   +1 more source

Adsorption properties of environmentally friendly insulating medium C4F7N and its common decomposition products in NaA, NaZSM‐5, and NaX molecular sieves

open access: yesHigh Voltage, 2023
Selecting suitable materials to adsorb the C4F7N mixtures decomposition products could not only keep the stable operation of the environmentally friendly insulating gas switch cabinet, but also ensure the safety of operation and maintenance personnel. It
Shuangshuang Tian   +5 more
doaj   +1 more source

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