نتایج جستجو برای: nanocarbon materials

تعداد نتایج: 436585  

Journal: :Applied nano 2023

The design and necessity of corrosion-resisting nanocarbon nanocomposites have been investigated for cutting-edge aerospace applications. In this regard, nanofillers, especially carbon nanotubes, graphene, nanodiamond, etc. used to fill in various polymeric matrices (thermosets, thermoplastics, conducting polymers) develop anti-rusting space-related nanocomposites. This review fundamentally emp...

Journal: :Nanoscale 2014
Bingmei Feng Huixin Wang Dongniu Wang Huilong Yu Yi Chu Hai-Tao Fang

After clarifying the formation mechanism of a typical metal glycolate precipitate, Ti glycolate, in a polyol-mediated synthesis using acetone as a precipitation medium, we describe a simple template-free approach based on an ethylene glycol-mediated synthesis to fabricate mesoporous metal oxide coated-nanocarbon hybrid materials including TiO₂ coated-carbon nanotube (CNT), SnO₂ coated-CNT, Cu₂O...

2017
Olena Yakovenko Ludmila Matzui Ganna Danylova Victor Zadorozhnii Ludmila Vovchenko Yulia Perets Oleksandra Lazarenko

The article reports about electric field-induced alignment of the carbon nanoparticles embedded in epoxy matrix. Optical microscopy was performed to consider the effect of the electric field magnitude and configuration, filler morphology, and aspect ratio on alignment process. Characteristic time of aligned network formation was compared with modeling predictions. Carbon nanotube and graphite n...

2015
Shaowei Ding Allison A. Cargill Suprem R. Das Igor L. Medintz Jonathan C. Claussen

Nanocarbon allotropes (NCAs), including zero-dimensional carbon dots (CDs), one-dimensional carbon nanotubes (CNTs) and two-dimensional graphene, exhibit exceptional material properties, such as unique electrical/thermal conductivity, biocompatibility and high quenching efficiency, that make them well suited for both electrical/electrochemical and optical sensors/biosensors alike. In particular...

2015
Bo You Peiqun Yin Junli Zhang Daping He Gaoli Chen Fei Kang Huiqiao Wang Zhaoxiang Deng Yadong Li

The development of highly active, cheap and robust oxygen reduction reaction (ORR) electrocatalysts to replace precious metal platinum is extremely urgent and challenging for renewable energy devices. Herein we report a novel, green and especially facile hydrogel strategy to construct N and B co-doped nanocarbon embedded with Co-based nanoparticles as an efficient non-precious ORR catalyst. The...

2017
Akitoshi Shiotari Takahiro Nakae Kota Iwata Shigeki Mori Tetsuo Okujima Hidemitsu Uno Hiroshi Sakaguchi Yoshiaki Sugimoto

Controlling the structural deformation of organic molecules can drive unique reactions that cannot be induced only by thermal, optical or electrochemical procedures. However, in conventional organic synthesis, including mechanochemical procedures, it is difficult to control skeletal rearrangement in polycyclic aromatic hydrocarbons (PAHs). Here, we demonstrate a reaction scheme for the skeletal...

Journal: :ChemSusChem 2015
Kuang-Hsu Wu Qingcong Zeng Bingsen Zhang Xue Leng Dang-Sheng Su Ian R Gentle Da-Wei Wang

Non-precious metal oxide/carbon hybrid electrocatalysts are of increasing importance for the oxygen reduction reaction (ORR). A synergistic effect is commonly used to explain the superior ORR activity exerted by metal oxide/nanocarbon hybrids, and this effect is attributed to covalently coupled interfaces between the two materials. However, the origin of the high activity, the structure, and th...

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