نتایج جستجو برای: silver nanosheets

تعداد نتایج: 50687  

2017
Sheng Zhang Yuta Sunami Hiromu Hashimoto

The fabrication technique of ultrathin film (commonly known as nanosheets) has been significantly developed over the years. Due to the mechanical properties of nanosheets, such as high levels of adhesion and flexibility, this made nanosheets the ideal candidate in biomedical applications. In this review, innovative biomedical applications of nanosheets are discussed, which include, drug deliver...

Journal: :Physical chemistry chemical physics : PCCP 2015
Rozana Bari Dorsa Parviz Fardin Khabaz Christopher D Klaassen Shane D Metzler Matthew J Hansen Rajesh Khare Micah J Green

Here we demonstrate through experiment and simulation the polymer-assisted dispersion of inorganic 2D layered nanomaterials such as boron nitride nanosheets (BNNSs), molybdenum disulfide nanosheets (MoS2), and tungsten disulfide nanosheets (WS2), and we show that spray drying can be used to alter such nanosheets into a crumpled morphology. Our data indicate that polyvinylpyrrolidone (PVP) can a...

Journal: :Chemical communications 2010
Xiaosi Zhou Tianbin Wu Baoji Hu Guanying Yang Buxing Han

Graphene/polyaniline composite nanosheets can be prepared with the aid of polymerized ionic liquid, and both individual nanosheets and stable aqueous dispersions of the nanosheets can be obtained.

Journal: :international journal of nano dimension 0
ahmad allahbakhsh department of polymer engineering, south tehran branch, islamic azad university, tehran, iran. farhad sharif department of polymer engineering, amirkabir university of technology, tehran, iran. saeedeh mazinani amirkabir nanotechnology research institute (antri), amirkabir university of technology, tehran, iran. m. r. kalaee 1department of polymer engineering, islamic azad university, south tehran branch, tehran, iran.

in this study, an efficient and facile technique for preparing graphene oxide in suspension and powder forms was presented based on a modification on hummers' method followed by an additional ultrasonic process. the method involved the provision of graphene oxide from graphite by reaction of potassium permanganate and sulfuric acid with stabilizing the medium complex. furthermore, this stu...

Journal: :Angewandte Chemie 2013
Jieun Yang Damien Voiry Seong Joon Ahn Dongwoo Kang Ah Young Kim Manish Chhowalla Hyeon Suk Shin

Composite materials: Tungsten disulfide and WS2 /reduced graphene oxide (WS2 /rGO) nanosheets were fabricated by hydrothermal synthesis using tungsten chloride, thioacetamide, and graphene oxide (GO) as starting materials. The WS2 nanosheets are efficiently templated on the rGO layer. The WS2 /rGO hybrid nanosheets show much better electrocatalytic activity for the hydrogen evolution reaction t...

Journal: :Science China. Materials 2022

The synthesis of two-dimensional (2D) alloyed efficient electrocatalysts with several active sites has attracted considerable attention in recent years. In this work, trimetallic palladium-silver-copper (PdAgCu) nanosheet assemblies (NSAs) are synthesized the presence cetyltrimethylammonium bromide and molybdenum hexacarbonyl as structure-directing agents. morphologies structures PdAgCu NSAs id...

Journal: :Chemical communications 2013
You Xu Rui Wu Jingfang Zhang Yanmei Shi Bin Zhang

Nanoporous FeP nanosheets are successfully synthesized via the anion-exchange reaction of inorganic-organic hybrid Fe18S25-TETAH (TETAH = protonated triethylenetetramine) nanosheets with P ions. The as-prepared nanoporous FeP nanosheets exhibit high electrochemical hydrogen evolution reaction activity in acidic medium.

Journal: :Chemical communications 2015
Yuhao Liu Jinhua Xiong Shuiguang Luo Ruowen Liang Na Qin Shijing Liang Ling Wu

Ultrathin monolayer HNbWO6 nanosheets have been successfully prepared through a simple and ultrafast ion intercalation assisted exfoliation method. These obtained highly dispersed nanosheets present enhanced photocatalytic hydrogen evolution activity compared to the nanosheets prepared by the traditionally time-consuming process.

Journal: :Dalton transactions 2013
Yifu Yu Yingming Zhu Ming Meng

For the first time we synthesized mesoporous CeO2 nanosheets with single-crystal-like, ultrathin and uniform-sized structures through the thermal decomposition of specially prepared intermediates of Ce(OH)CO3 nanosheets. The resulting single-crystal-like CeO2 porous nanosheets are only 2.4 nm thick, as measured by AFM. BET analysis indicated that the pores of the nanosheets were centered at 3.7...

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