Results 41 to 50 of about 39,610 (213)

The Exchange Mechanism of Alkaline and Alkaline-Earth Ions in Zeolite N

open access: yesMolecules, 2019
Zeolite N is a synthetic zeolite of the EDI framework family from the more than 200 known zeolite types. Previous experimental laboratory and field data show that zeolite N has a high capacity for exchange of ions.
Monireh Khosravi   +2 more
doaj   +1 more source

Sintesis Zeolit dari Abu Layang dengan Metode Hidrotermal dan Uji Adsorptivitas Terhadap Logam Timbal (Pb)

open access: yesAl-Kimia, 2017
Synthesis of zeolite from fly ash obtained from Jeneponto Bosowa energypower plant have been conducted by hydrothermal method. This study was conducted to determine the characteristics of a synthetic zeolite fly ash and synthetic zeolite adsortivitas to ...
Rismang Rismang   +2 more
doaj   +1 more source

Impact of Zeolite from Coal Fly Ash on Soil Hydrophysical Properties and Plant Growth

open access: yesAgriculture, 2022
Zeolites can be extensively employed in agricultural activities because they improve soil properties such as infiltration rates, saturated hydraulic conductivity, water holding capacity, and cation exchange capacity.
Claudia Belviso   +7 more
doaj   +1 more source

Molecular recognition on acoustic wave devices [PDF]

open access: yes, 1992
Microporous thin films composed either of zeolite crystals embedded in sol-gel derived glass or of a molecular coupling layer, zeolite crystals and a porous silica overlayer, were formed on the gold electrodes of Quartz Crystal Microbalances (QCM). The
Bein, Thomas   +4 more
core   +1 more source

Nickel removal from synthetic wastewater by novel zeolite-doped magnesium- iron- and zinc-oxide nanocomposites by hydrothermal-calcination technique

open access: yesScientific Reports
This study aims to modify raw zeolite with metal oxide nanocomposites to remove nickel (Ni) ions from synthetic wastewater. Novel zeolite-doped magnesium oxide (MgO), iron oxide (Fe3O4), and zinc oxide (ZnO) nanocomposites were synthesized by ...
Rashad Al-Gaashani   +6 more
doaj   +1 more source

Aktivasi Zeolit Alam Asal Bayah dengan Asam dan Basa sebagai Aditif Campuran Beraspal Hangat (Warm Mixed Asphalt)

open access: yesJurnal Teknik Sipil, 2018
Abstrak Warm Mix Asphalt (WMA) adalah campuran beraspal yang diproduksi pada suhu 20-40°C lebih rendah dari HMA. Zeolit merupakan salah satu bahan tambah WMA dengan memanfaatkan kemampuan zeolite membawa air dan melepaskannya pada suhu tinggi sehingga ...
Leo Sentosa   +3 more
doaj  

Production of Zeolite Sorbents from Burning and Co-burning Biomass with Coal

open access: yesE3S Web of Conferences, 2018
The limited resources of natural zeolites make it necessary to search for and use synthetic products. This paper presents a method of producing zeolite sorbents resulting from hydrothermal synthesis in an autoclave.
Łach Michał   +5 more
doaj   +1 more source

Surface graft for effective PdO nanoparticles anchoring on Beta zeolite with outstanding lean methane combustion performance

open access: yesCatalysis Communications, 2023
A post-synthetic modification strategy for anchoring PdO nanoparticles on the Beta zeolite surface and obtaining stable and highly dispersed PdO sites with abundant active Pdn+ (0 30 h) CH4 oxidation stability at 340 °C.
Junfei Chen   +4 more
doaj   +1 more source

Cleaner Routes for Friedel-Crafts Acylation [PDF]

open access: yes, 2010
Friedel-Crafts acylation is among the most fundamental and useful reactions to yield aromatic ketones but it is one of the less acceptable in terms of unwanted polluting by-products or atom economy because of the overconsumption of catalyst which is used
Aribert, Nicolas   +4 more
core   +2 more sources

Zeolite Processing Technology To Become Material With High Economical Value [PDF]

open access: yes, 2004
Zeolite is a group of hydrated silical alumino mineral from alkaline specially sodium (Na), Potassium (K), Calcium (Ca), and Magnesium (Mg). More then 2000 years since it found the first time by Cronstedt on the year 1756 in Sweden have been found more ...
Goenadi, D. H. (Didiek)
core  

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