نتایج جستجو برای: zeolite nanoparticles

تعداد نتایج: 115636  

2017
Berna Ozansoy Kasap Svitlana V. Marchenko Oleksandr O. Soldatkin Sergei V. Dzyadevych Burcu Akata Kurc

The combination of advantages of using zeolites and gold nanoparticles were aimed to be used for the first time to improve the characteristic properties of ion selective field-effect transistor (ISFET)-based creatinine biosensors. The biosensors with covalently cross-linked creatinine deiminase using glutaraldehyde (GA) were used as a control group, and the effect of different types of zeolites...

2015
Lei-xi Dong Hong-wei Yang Shi-ting Liu Xiao-mao Wang Yuefeng F. Xie

• Alumina and LTL zeolite nanoparticles suited the in situ embedment method. • The nanoparticle embedded membranes had higher hydrophilicity and

Journal: :poultry science journal 2014
hashemi sr davoodi d dastar b bolandi n smaili m

the aim of this study was to assess the meat quality attributes of broiler chickens fed diets supplemented with silver nanoparticles coated on zeolite. a total of 375 one-day-old broilers was assigned in a completely randomized design to 1 of 5 treatment groups including: basal diet, basal diet supplemented with 1% zeolite, and basal diet supplemented with one of the three levels of zeolite coa...

2014
Jie Gao Yiteng Zheng George B. Fitzgerald Jason de Joannis Yadan Tang Israel E. Wachs Simon G. Podkolzin

Mo carbide nanoparticles supported on ZSM-5 zeolites are promising catalysts for methane dehydroaromatization. For this and other applications, it is important to identify the structure and anchoring sites of Mo carbide nanoparticles. In this work, structures of Mo2Cx (x = 1, 2, 3, 4, and 6) and Mo4Cx (x = 2, 4, 6, and 8) nanoparticles are identified using a genetic algorithm with density funct...

Journal: :jundishapur journal of natural pharmaceutical products 0
mohammad javad khodayar department of toxicology and pharmacology, school of pharmacy, ahvaz jundishapur university of medical sciences, ahvaz, ir iran fahime namdar department of toxicology and pharmacology, school of pharmacy, ahvaz jundishapur university of medical sciences, ahvaz, ir iran saeid hojati department of soil science, college of agriculture, shahid chamran university of ahvaz, ahvaz, ir iran ahmad landi department of soil science, college of agriculture, shahid chamran university of ahvaz, ahvaz, ir iran zahra nazari khorasgani nanotechnology research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; nanotechnology research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran. tel: +98-6133738378, fax: +98-6133738381 somaye alamolhoda school of metallurgy and materials engineering, iran university of science and technology (iust), tehran, ir iran

background nowadays, adsorption techniques are widely used to remove certain classes of pollutants from water. objectives the aim of this study was to remove ametryn from water solutions by natural zeolite nanoparticles from the semnan region of iran. materials and methods for this purpose zeolite nanoparticles were synthesized from natural zeolite using planetary ball-mill. the zeolite nanopar...

Journal: :iranian journal of catalysis 2012
alireza nezamzadeh-ejhieh zohreh banan

in this research, zeolite a was synthesized from waste porcelain and cds nano-particles were doped in zeolite framework by a precipitation after an ion exchanging process. all raw and modified samples were characterized by ft-ir, xrd and sem methods. primary experiments showed that the good efficiency of loaded nano cds onto the zeolite a for photodecomposition of dimethyldisulfide (dmds) under...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2011
nazila esmaeili hossein kazemian dariush bastani

lta zeolite nanoparticles was successfully synthesized from clear solution under controlled conditions using hydrothermal method using tetramethyl ammonium hydroxide as a structural directing agent. the as-synthesized lta zeolite particles were characterized by powder x-ray diffraction (xrd) analysis, scanning electron microscopy (sem), fourier transform infrared (ft-ir) spectroscopy, energy di...

Journal: :journal of nanostructures 2012
m. sadeghi m. h. hosseini

in this work, zeolite nay was prepared by hydrothermal method. then, silver ions were replaced in the zeolite nay with silver nitrate (agno3) solution via using ion exchange (ie) method. the manganese dioxide (mno2) nanoparticles (9.3 and 15.8 wt %) for guest were deposited in the zeolite agy(host) structure with mn(no3)2 aqueous and kmno4 solutions by confined space synthesis (css) method. syn...

2010
Claire Bouvy Evgeny Chelnokov G. J. Baker

ZnO nanoparticles were synthesised within the pores of the zeolite ferrierite (FER) by a novel molten salt impregnation method and compared to a traditional wet impregnation method. The structure and optical properties were characterised by powder XRD, photoluminescence and UV-visible diffuse reflectance spectroscopy. The XRD results reveal a distinct difference in the effect of the impregnatio...

2013
Enrique Lima Roberto Guerra Víctor Lara Ariel Guzmán

UNLABELLED BACKGROUND It is imperative to eliminate bacteria present in water in order to avoid problems in healthy. Escherichia coli and Salmonella typhi bacteria are two common pollutants and they are developing resistance to some of the most used bactericide. Therefore new biocide materials are being tested. Thus, gold nanoparticles are proposed to inhibit the growth of these two microorg...

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