Results 11 to 20 of about 4,615,458 (271)

Ethiopian natural zeolites for photocatalysis [PDF]

open access: yesBulletin of the Chemical Society of Ethiopia, 2015
The combination of zeolites and photochemistry has recently shown excellent results due to the special structure of the zeolites that helps a better use of the solar energy improving the selectivity of the chemical reactions carried out.
K. Guesh   +4 more
doaj   +3 more sources

Natural Zeolites in Medicine [PDF]

open access: yes, 2012
Natural zeolites are abundant and low cost materials available all over the world. Due to their highly developed porous structure, these materials exhibit high capacity for gas adsorption and selectivity for separation.
Wang, Shaobin   +2 more
core   +5 more sources

Natural zeolites: mineralogy and applications

open access: yesEuropean Journal of Mineralogy, 1991
After a brief description of the crystallochemical peculiarities of zeolites, which enable them to be used in many technological fields, the present and potential applications of natural zeolites are reviewed. The possibility of using Italian chabazite and phillipsite to reduce problems connected with nitrogen pollution is ...
PASSAGLIA, Elio, GALLI, Ermanno
openaire   +2 more sources

A New Method for Characterization of Natural Zeolites and Organic Nanostructure Using Atomic Force Microscopy [PDF]

open access: yesNanomaterials, 2012
In order to study and develop an economical solution to environmental pollution in water, a wide variety of materials have been investigated. Natural zeolites emerge from that research as the best in class of this category. Zeolites are natural materials
Domenico Fuoco
doaj   +2 more sources

Natural Zeolites in Energy Applications

open access: yesEnergy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2006
Natural zeolites have been used in a wide variety of applications over the world. Among these, its utilization for carrying energy in energy conversation and heat exchanging systems is noteworthy. The main objective of the present study is to investigate potential and utilization opportunities of natural zeolites in energy-related applications. In this
Ozaydin, Serpil   +2 more
openaire   +2 more sources

The Synthesis of Zeolites A, X and HS from Natural Iranian Kaolinite and the Study of the Transformation of Zeolites X to HS and Zeolites Y to P by X-ray diffraction and Scanning Electron Microscopy. [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 1989
Zeolites A, X and HS were synthesized from natural Iranian Kaolinite by alkaline fusion,,followed by refluxing the mixture. The transformation of zeolites X to HS and Y to P were studied at different time intervals by X-ray diffraction and Scanning ...
doaj   +1 more source

Synthesis of zeolites and their application as soil amendments to increase crop yield and potentially act as controlled release fertilizers. [PDF]

open access: yes, 2005
A Thesis Submitted in partial fulfilment of the requirements of the University of Wolverhampton for the degree of Doctor of Philosophy.Zeolites have been used in agriculture since the 1960s, due to the effectiveness of these crystalline microporous ...
Jakkula, Vijay S.
core   +3 more sources

Resolving and Controlling Silicoaluminophosphate Zeolite Intergrowths and Mixtures. [PDF]

open access: yesAdv Sci (Weinh)
Low‐dose electron microscopy enables atomic‐resolution imaging of beam‐sensitive SAPO‐34/18 intergrowths, revealing their stacking sequences and spatial distributions under controlled Si content and SDA ratio. This work establishes a methodology linking controllable synthesis with atomic‐resolution microscopy to investigate structure–property ...
Ke Y   +10 more
europepmc   +2 more sources

Production of silver-loaded zeolites and investigation of their antimicrobial activity [PDF]

open access: yes, 2008
A thesis submitted in partial fulfilment of the requirements of the University of Wolverhampton for the degree of Doctor of PhilosophyThe production of silver-loaded zeolites either by ion exchange method or by isomorphous substitution of silver ions ...
Kwakye-Awuah, Bright
core   +3 more sources

The Characterization of Indonesian's Natural Zeolite For Water Filtration System

open access: yesJurnal Kimia Valensi, 2013
The characterization of Indonesian's natural zeolite for water purification has been done. The objective is to obtain a general guidance for development of natural zeolite in molecular sieves, ion exchange and catalyst applications.
Mirzan T. Razzak   +2 more
doaj   +1 more source

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