نتایج جستجو برای: organic precursors

تعداد نتایج: 238888  

Journal: :Angewandte Chemie 2022

We report the synthesis, purification and characterization of chiral carbon nanodots starting from atropoisomeric precursors. The obtained are soluble in organic solvents have good thermal stability, which desirable features for technological applications. synthetic protocol is robust, as it supports a number variations terms molecular doping agents. Remarkably, combination axially precursors 1...

A. Abbasi M. Gharib M. Najafi

One-dimensional (1D) coordination polymer, [Zn(4,4´-bpy)(H2O)4](ADC).4H2O (1) (4,4´-bpy = 4,4´-bipyridine and H2ADC = acetylenedicarboxylic acid), and three-dimensional (3D) metal-organic framework (MOF), Zn(ADC)2.(HTEA)2(2) (HTEA = triethylamine) were prepared at room temperature. The compounds were characterized by single-crystal X-ray diffraction and powder X-ray diffraction (PXRD) analyses....

Journal: :Water research 2005
Alex T Chow Fengmao Guo Suduan Gao Richard Breuer Randy A Dahlgren

Filters with a pore size of 0.45 microm have been arbitrarily used for isolating dissolved organic carbon (DOC) in natural waters. This operationally defined DOC fraction often contains heterogeneous organic carbon compounds that may lead to inconsistent results when evaluating trihalomethane formation potential (THMFP). A finer pore size filter provides more homogeneous DOC properties and enab...

Journal: :Dalton transactions 2014
Niroj Kumar Sahu Anand Prakash D Bahadur

We report the formation mechanism of FePt nanoparticles (NPs) by a high temperature polyol method using an equimolar ratio of Fe and Pt-precursor with different Pt-precursors. Pt(acac)2, PtCl2, PtCl4 and H2PtCl6·H2O were used as Pt-precursors and Fe(acac)3 as the only Fe-precursor. Different stoichiometric compositions along with variation in size were obtained by using different precursors of ...

Journal: :Environmental science & technology 2007
Jeongsoo Choi Oksun Kim Seung-Yeop Kwak

This paper presents an approach to the suppression of the emission of dioxin and its precursors as a result of the co-incineration of poly (vinyl chloride) (PVC) with TiO2-encapsulating polystyrene (TEPS), in which TiO2 nanoparticles with the capacity to adsorb dioxin and its precursors are encapsulated without significant agglomeration. Field-emission scanning electron microscopy (FE-SEM) and ...

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