Results 11 to 20 of about 3,255,679 (244)

Teknologi Proses Pembuatan Molecular Sieve TiZA Untuk Pemekatan Asam Nitrat [PDF]

Jurnal Kimia dan Kemasan, 2017
Molecular sieve zeolit dapat memurnikan campuran larutan yang bersifat azeotrop yang tidak bisa dilakukan menggunakan metode distilasi biasa. Namun, masih memiliki kelemahan dalam half life time molecular sieve tersebut, khususnya stabilitas bahan ...
Ali Nurdin
doaj   +3 more sources

Radiocarbon and stable carbon analysis of dissolved methane and carbon dioxide from the profile of a raised peat bog [PDF]

, 2011
We developed and tested a new method to separate CO₂ and CH₄ from bulk gas samples for radiocarbon and stable-carbon analysis that utilizes zeolite molecular sieve.
Murray, C., Garnett, M.H., Hardie, S.M.L.   +2 more
core   +8 more sources

A mutation in amino acid permease AAP6 reduces the amino acid content of the Arabidopsis sieve elements but leaves aphid herbivores unaffected [PDF]

, 2010
The aim of this study was to investigate the role of the amino acid permease gene AAP6 in regulating phloem amino acid composition and then to determine the effects of this altered diet on aphid performance.
Newbury, H. J., Hunt, E. (Emma), Gattolin, Stefano, Pritchard, J. (Jeremy), Tseng, Hua-Ming, Bale, J. S. (Jeffrey S.), Barrett, D. A. (David A.)   +6 more
core   +2 more sources

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

Chemosensors, 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, Xinjie Qiu, Xiaoxing Zhang, Shuangshuang Tian, Zian Yuan, Weihao Liu   +5 more
doaj   +1 more source

Cellulose-Based Carbon Molecular Sieve Membranes for Gas Separation: A Review. [PDF]

Molecules, 2020
Araújo T, Bernardo G, Mendes A.
europepmc   +2 more sources

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

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, Huang Xin, Wang Ruizhuang, Zhang Haiyong, Wei Hui, Xu Deping, Liu Yi   +6 more
doaj   +1 more source

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

Results 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

A passive sampling method for radiocarbon analysis of atmospheric CO₂ using molecular sieve [PDF]

, 2010
Radiocarbon (14C) analysis of atmospheric CO2 can provide information on CO2 sources and is potentially valuable for validating inventories of fossil fuel-derived CO2 emissions to the atmosphere.
Hartley, I.P., Garnett, M.H.
core   +1 more source

An Efficient Synthesis of Ginsenoside Rg5 via Conversion of PPD Type Saponins: Unusual Application of 4A Molecular Sieves

Natural Product Communications, 2021
Ginsenoside Rg5 is a rare secondary ginsenoside with good pharmacological activity. However, preparation of Rg5 is time consuming, gives a low yield and has poor selectivity and efficiency.
Cheng Le-qin, Ye An-qi, Zhang Hao-ran, Zhang Yue-wei, Li Ling   +4 more
doaj   +1 more source

ANALISIS KEKUATAN MEKANIK DESAIN BEJANA MOLECULAR SIEVE [PDF]

, 2020
ANALISIS KEKUATAN MEKANIK DESAIN BEJANA MOLECULAR SIEVE. Reaktor Daya Eksperimental (RDE) menggunakan bahan bakar bola (pebble) dan gas helium sebagai pendingin primernya.
Rosidi, Ainur, Giarno, Giarno, Haryanto, Dedy, P. Witoko, Joko, Heru K, G. Bambang   +4 more
core   +1 more source