نتایج جستجو برای: hydrothermal synthesis of cobalt disulfide nanostructures and adsorption kinetics

تعداد نتایج: 24084991  

Journal: :international journal of nano dimension 0
s. manafi department of ceramics, shahrood branch, islamic azad university, shahrood, iran. m. r. rahimipour materials and energy research center, p.o. box 14155-4777, tehran-iran. i. mobasherpour materials and energy research center, p.o. box 14155-4777, tehran-iran. a. soltanmoradi department of ceramics, shahrood branch, islamic azad university, shahrood, iran.

in the present work, we report a suitable approach for the preparation of batio3 nanostructures via the hydrothermal condition using dolapix et85 as surfactant. the powders were investigated by x-ray diffraction (xrd), scanning election microscopy (sem), energy-dispersive x-ray spectroscopy (edax), field emission transmission electron microscopy (fetem), selected area electron diffraction (saed...

Journal: :Nanoscale 2014
Xing Sun Qiang Li Jiechao Jiang Yuanbing Mao

Understanding and manipulating synthesis reactions and crystal growth mechanisms are keys to designing and constructing the morphology and functional properties of advanced materials. Herein, the morphology-controlled synthesis of three-dimensional (3D) ZnO nanoforests is reported via a facile hydrothermal route. Specifically, the respective and synergistic influence of polyethylenimine (PEI) a...

The aim of this study was to evaluate the adsorption capacity of the novel coated activated carbon by chitosan for removal of Cr (VI) and Cd (II) ions from single and bi-solute dilute aqueous solutions. In addition, the adsorption abilities of activated carbon (AC), chitosan (CH) and chitosan / activated carbon composite (CHAC) have been compared. Adsorption studies were performed in a batch sy...

Journal: :Physical chemistry chemical physics : PCCP 2015
Wei Xiang Yan-Jun Zhong Jun-Yi Ji Yan Tang HuiHui Shen Xiao-Dong Guo Ben-He Zhong Shi Xue Dou Zhi-Ye Zhang

LiMn0.5Fe0.5PO4 (LMFP) materials are synthesized by the hydrothermal approach in an organic-free and surfactant-free aqueous solution. The phase and morphological evolution of the material intermediates at different reaction temperatures and times are characterized by XRD, SEM and TEM, respectively. The results show that during temperature increase, the solubility product (Ksp) of the precursor...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی علوم پایه زنجان - دانشکده شیمی 1391

in this thesis a calibration transfer method is used to achieve bilinearity for augmented first order kinetic data. first, the proposed method is investigated using simulated data and next the concept is applied to experimental data. the experimental data consists of spectroscopic monitoring of the first order degradation reaction of carbaryl. this component is used for control of pests in frui...

Journal: :Chemistry of Materials 2021

Engineering symmetry breaking in seed-mediated growth is a fundamental challenge to produce colloidal nanocrystals with controlled morphologies and properties. In this work, we show simple, aqueous approach the inversion of silver nanorods by restricting one end pentatwinned gold bipyramid seed. Controlled addition dimethyl sulfoxide (DMSO) allows us tune both length width objects. Simulations ...

Journal: :C 2021

Molybdenum disulfide quantum dots (MoS2 QDs) are a unique class of zero-dimensional (0D) van der Waals nanostructures. MoS2 QDs have attracted significant attention due to their optical, electronic, chemical, and biological properties the presence edge states these for various chemical functionalization. Their novel enabled applications in many fields, including advanced electronics, electrocat...

Journal: :Water 2022

The dramatic increase in the use of biomass waste has caused a serious environmental pollution phenomenon. Biowaste valorization to produce advanced material-hydrochar is regarded as promising carbon neutrality technology for recycling and utilization. Hydrochar obtained by hydrothermal carbonization attracted much attention due its regular morphology, good physical chemical stability, abundant...

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