نتایج جستجو برای: nano photo catalyst

تعداد نتایج: 120479  

Nano ZnO/ montmorillonite composite were prepared by sol gel method under ultrasonic irradiation from directly mixing montmorillonite nano clay into Zinc gel. The Zn(CH3COO)2.2H2O and montmorillonite nano clay was used as precursor. The zinc acetate was dissolved in DI water and, NH3 (aq) solution was dropped into the zinc solution until pH 9 consequently the zinc gel was produced. The montmori...

Journal: :Organic & biomolecular chemistry 2014
Ajnesh Singh Simanpreet Kaur Narinder Singh Navneet Kaur

Two new tripodal receptors (1–2) have been synthesized and characterized by various spectroscopic techniques. The nano-aggregates of 1 and 2 (N1 and N2) have been prepared by a re-precipitation method in aqueous medium and have shown different photo-physical properties. Nano-aggregates of 1 (N1) can selectively recognize Hg(2+) in aqueous medium in the presence of other metal ions with enhancem...

Journal: :IOP conference series 2021

Abstract Nickel based nano-catalysts, supported on bimetallic oxide support (i.e. Ni/Al 2 O 3 -MgO) were prepared by the co-precipitation (one step, Catalyst-A) and followed impregnation (two steps, Catalyst-B) techniques separately. The catalysts then tested for dry reforming of methane (DRM) reaction. effect catalyst synthesis technique their performance has been analysed. -MgO nano-catalyst ...

Journal: :Journal of the American Chemical Society 2015

Journal: :Gazi Üniversitesi Orman Fakültesi dergisi 2021

Aim of study: In this study, a ZnO-based smart artificial nano biomimetic form is created on the wooden surface with hydrothermal approach to increase resistance wood against moisture and water provide more hygienic surface.
 Material methods: Zinc borate, oxide, Sodium hydroxide Hydrochloric acid were hydrothermally applied massive synthesize structure lignocellulosic surface. The hydroph...

2016
Dean H. Barrett Michael S. Scurrell Cristiane B. Rodella Beatriz Diaz David G. Billing Paul J. Franklyn

For comparative means, a current Au-TiO 2 catalyst was used or order to benchmark current standards for nano-Au catalysts. The Aurolite® catalyst is currently the only commercially produced Au-TiO 2 catalyst comprising of 1% Au (by mass) loaded on P25 type TiO 2 comprising approximately 20% rutile and 80% anatase. A second batch of catalysts was examined where the catalyst composition was simil...

Journal: :nanochemistry research 1999
mostafa karimkoshteh marziyeh bagheri behzad zeynizadeha

various aldoximes and ketoximes synthesis of corresponding aldehydes and ketones in the presence of sio2@feso4 nano composite as recoverable nano catalyst and nh2oh·hcl. the sio2@feso4 nano composite system was carried out between 10 to 15 min in oil bath (70-80 °c) under solvent-free condition in excellent yields in addition this protocol can be used for industrial scales. this method offers s...

Journal: :Polymer Chemistry 2022

A nano-capsule synthesized via self-catalyzed RCMP and its use as a heterogeneous catalyst nano-reactor of to generate multi-elemental particle.

Hossein Salavati, Marzieh Mousavi-Dashti Mousavi-Dashti

In this work, H3PW12O40 (PPT) and nano-sized titania supported on urea formaldehyde (UF) resinwas prepared via an impregnation method. The prepared sample was characterized by X-raydiffraction (XRD), UV-Vis spectrophotometer, Fourier transform infrared spectroscopy (FT-IR),scanning electron microscopy (SEM) and energy-dispersive X-ray spectroscopy (EDX). The photocatalyt...

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