نتایج جستجو برای: hybrid nanocomposites

تعداد نتایج: 205093  

Journal: :Science Progress 2021

Polymeric hybrid nanocomposites, due to improved mechanical, thermal, and electrical properties, are key factors in recent technologies. Because of anisotropic characteristics polymeric mechanical properties their behavior very difficult predict. If they fabricated with complicated woven fabric patterns, it becomes more This review discusses detail the manufacturing methods various fibers, focu...

2007
Chung-He Yang Chetan Jagdish Bhongale Yung-Ming Liao

Organic semiconductors show efficient electroluminescence which has led to their commercialization in light-emitting diodes (LEDs), however, they have been marred by the thorniest problem of solid-state quenching. Here, we report the synthesis and characterization of two fluorene-based blue amphiphile emitters containing triphenylamine or anthracene side groups and demonstrate formation of thei...

2014
Sean W. Smith Christian Buesch David J. Matthews John Simonsen

Cellulose nanocrystal (CNC) aerogels are coated with thin conformal layers of Al2O3 using atomic layer deposition to form hybrid organic/inorganic nanocomposites. Electron probe microanalysis and scanning electron microscopy analysis indicated the Al2O3 penetrated more than 1500 lm into the aerogel for extended precursor pulse and exposure/purge times. The measured profile of coated fiber radiu...

2017
Xiaona Luo Kai Ma Tifeng Jiao Ruirui Xing Lexin Zhang Jingxin Zhou Bingbing Li

The effective synthesis and self-assembly of graphene oxide (GO) nanocomposites are of key importance for a broad range of nanomaterial applications. In this work, a one-step chemical strategy is presented to synthesize stable GO-polymer Langmuir composite films by interfacial thiol-ene photopolymerization at room temperature, without use of any crosslinking agents and stabilizing agents. It is...

Journal: :Dalton transactions 2011
Kyung-Soo Park Seung-Deok Seo Yun-Ho Jin Seung-Hun Lee Hyun-Woo Shim Du-Hee Lee Dong-Wan Kim

We demonstrate a template-free synthetic approach for the preparation of a highly conductive Cu/Cu(2)O nanocomposite electrode by a chemical reduction process. Cu(2)O octahedra were prepared through chemical dehydrogenation of as-synthesized Cu(OH)(2) nanowire precursors. To provide a sufficiently electron-conducting network, the Cu(2)O particles were transformed into Cu/Cu(2)O nanocomposites b...

Journal: :Nanoscale research letters 2016
Ie V Pylypchuk D Kołodyńska M Kozioł P P Gorbyk

The synthesis of the chitosan/magnetite nanocomposites is presented. Composites were prepared by co-precipitation of iron(II) and iron(III) salts by aqueous ammonia in the 0.1 % chitosan solution. It was shown that magnetite synthesis in the chitosan medium does not affect the magnetite crystal structure. The thermal analysis data showed 4.6 % of mass concentration of chitosan in the hybrid chi...

2015
Zih-An Chen Yaswanth Kuthati Ranjith Kumar Kankala Yu-Chuan Chang Chen-Lun Liu Ching-Feng Weng Chung-Yuan Mou Chia-Hung Lee

We designed a biodegradable nanocarrier of layered double hydroxide (LDH) for photodynamic therapy (PDT) based on the intercalation of a palladium porphyrin photosensitizer (PdTCPP) in the gallery of LDH for melanoma theragnosis. Physical and chemical characterizations have demonstrated the photosensitizer was stable in the layered structures. In addition, the synthesized nanocomposites rendere...

2017
Fei Huang Zhen Li Aihua Yan Hui Zhao Huagen Liang Qingyu Gao Yinghuai Qiang

Novel semiconductor photocatalysts have been the research focus and received much attention in recent years. The key issues for novel semiconductor photocatalysts are to effectively harvest solar energy and enhance the separation efficiency of the electron-hole pairs. In this work, novel Nb3O7F/CNTs hybrid nanocomposites with enhanced photocatalytic activity have been successfully synthesized b...

2017
Fusheng Zhao Jianbo Zeng Wei-Chuan Shih

Plasmonic metal nanostructures have shown great potential in sensing applications. Among various materials and structures, monolithic nanoporous gold disks (NPGD) have several unique features such as three-dimensional (3D) porous network, large surface area, tunable plasmonic resonance, high-density hot-spots, and excellent architectural integrity and environmental stability. They exhibit a gre...

2008
J Wang TJ Shi XC Jiang

This work demonstrates the synthesis of core-shell ZrO2/PAAEM/PS nanoparticles through a combination of sol-gel method and emulsifier-free emulsion polymerizaiton. By this method, the modified nanometer ZrO2cores were prepared by chemical modification at a molecular level of zirconium propoxide with monomer of acetoacetoxyethylmethacrylate (AAEM), and then copolymerized with vinyl monomer to fo...

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