نتایج جستجو برای: 2d nanosheets

تعداد نتایج: 87601  

2015
X. WU C. ZHOU H. ZOU Y. YAN X. YAN

Silver nanoparticles/MoS2 nanosheets (AgNPs/MoS2) nanocomposites were prepared by a hierarchical assembly procedure. The functional 0D/2D nanocomposite will be a good candidate in many application fields, such as catalysis, antibacterial activity, energy storage, chemical and biological sensing. The obtained nanocomposites were characterized using X-ray powder diffraction (XRD), transmission el...

Journal: :Advanced materials 2016
Damien Voiry Jieun Yang Manish Chhowalla

Two-dimensional (2D) transition-metal dichalcogenide (TMD) nanosheets have emerged as a fascinating new class of materials for catalysis. These nanosheets are active for several important catalysis reactions including hydrogen evolution from water. The rich chemistry of TMDs combined with numerous strategies that allow tuning of their electronic properties make these materials very attractive f...

Journal: :Nanoscale 2014
Xu Sun Jun Dai Yuqiao Guo Changzheng Wu Fanting Hu Jiyin Zhao Xiaocheng Zeng Yi Xie

Molybdenum disulfide (MoS₂) ultrathin nanosheets, as a well-known inorganic two dimensional (2D) material with a graphene-like structure, has attracted tremendous attention due to its unique microscopic and macroscopic properties brought by the confinement of charge and heat transfer upon the basal plane. However, as the prototype Mott-insulator, its relatively low conductivity and carrier conc...

Journal: :Physical chemistry chemical physics : PCCP 2015
Yingying Zhang Shuang Liu Wenqing Liu Tao Liang Xi Yang Mingsheng Xu Hongzheng Chen

Nanoscale morphology is of significance to the electronic properties of semiconducting polymers. Solution-processed poly-3-hexylthiophene (P3HT) has been demonstrated as a promising active-layer material in organic thin film transistors (OTFTs) and solar cells. Controlling the crystallinity of P3HT chains is critical for gaining high-performance devices. Here we demonstrated the immediate cryst...

2012
Weiwei Sun Feng Cao Yumin Liu Xingzhong Zhao Xiaogang Liu Jikang Yuan

Control over porosity and exposed highly reactive facets is challenging in the area of materials science. Materials with high porosity and reactivity of exposed facets are favorable candidates in catalysis and energy storage. Here we demonstrate a facile template-free route to synthesize nanoporous LiMn2O4 nanosheets composed of single-crystalline LiMn2O4 nanorods with exposed {111} facets via ...

Journal: :Chinese Journal of Catalysis 2022

The rapid recombination of photo-generated electron-hole pairs, insufficient active sites, and strong photocorrosion have considerably restricted the practical application CdS in photocatalytic fields. Herein, we designed constructed a 2D/2D/2D layered heterojunction photocatalyst with cascaded 2D coupling interfaces. Experiments using electron spin resonance spectroscopy, ultraviolet photoelec...

Journal: :journal of computational applied mechanics 0
z. sarvi m.sc., faculty of mechanical engineering, k.n. toosi university of technology, tehran, iran m. shariyat professor, faculty of mechanical engineering, k.n. toosi university of technology, tehran, iran m. asgari assistant professor, faculty of mechanical engineering, k.n. toosi university of technology, tehran, iran

a closed form three-dimensional solution is presented for determination of the local buckling (cell buckling) load of the nanosheets. moreover, an expression is proposed for the effective 2d young’s modulus of the unit cell of the nanosheet. in this regard, a three-dimensional efficient space-frame-like geometrical model with angular and extensional compliances is considered to investigate stab...

Journal: :Chemistry 2016
Dan Zhang Wenping Sun Zhihui Chen Yu Zhang Wenbin Luo Yinzhu Jiang Shi Xue Dou

Two-dimensional (2D) nanomaterials are one of the most promising types of candidates for energy-storage applications due to confined thicknesses and high surface areas, which would play an essential role in enhanced reaction kinetics. Herein, a universal process that can be extended for scale up is developed to synthesise ultrathin cobalt-/nickel-based hydroxides and oxides. The sodium and lith...

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