نتایج جستجو برای: nano sheets

تعداد نتایج: 75192  

Journal: :Nanoscale 2014
Tao Gao Dawei Yang Limin Ning Lin Lei Zonghuang Ye Genxi Li

The strong coupling of inorganic nanocrystals with 2D nanosheets to produce function-enhanced nano-materials with uniform size, dispersion, and high coverage density has long been of interest to scientists from various research fields. Here, a simple and effective method has been described to fabricate ultrafine and well dispersed silver nanocrystals (AgNCs) on graphene oxide (GO), based on a f...

2017
JinSeok Park Deok-Ho Kim Sagar R. Shah Hong-Nam Kim Kshitiz David Ellison Peter Kim Kahp-Yang Suh Alfredo Quinones-Hinojosa Andre Levchenko

Collective cell migration is a hallmark of developmental and patho-physiological states, including wound healing and invasive cancer growth. The integrity of the expanding epithelial sheets can be influenced by extracellular cues, including cell-cell and cell-matrix interactions. We show the nano-scale topography of the extracellular matrix underlying epithelial cell layers can have a strong ef...

2016
Sen Lin Yi Min Xie Qing Li Xiaodong Huang Shiwei Zhou

The shape transformation of some biological systems inspires scientists to create sophisticated structures at the nano- and macro- scales. However, to be useful in engineering, the mechanics of governing such a spontaneous, parallel and large deformation must be well understood. In this study, a kirigami approach is used to fold a bilayer planar sheet featuring a specific pattern into a bucklib...

2013
S. Inbasekaran R. Senthil S. Sekar B. Santoshkumar G. S. Uthayakumar A. Sivasubramanian G. Ramamurthy T. P. Sastry

Recently, thin film sheets are produced by vapour deposition and self assembly techniques. But we introduced a novel method by using nano particles deposited using electrodepositing method mixed with the collagen thin film sheet. In this research paper we introduced a novel technique for thin film fabrication, impregnated with silver nano particles by electro deposition technique using constant...

Journal: :Journal of materials chemistry. B 2015
Mingying Yang Guanshan Zhou Yajun Shuai Jie Wang Liangjun Zhu Chuanbin Mao

Bone biomineralization is a well-regulated protein-mediated process where hydroxylapatite (HAP) crystals are nucleated with preferred orientation within self-assembled protein matrix. Mimicking this process is a promising approach to the production of bone-like protein/mineral nanocomposites for bone repair and regeneration. Towards the goal of fabricating such nanocomposites from sericin, a pr...

Journal: :Magnetochemistry 2021

The magnetic and transport properties of pulsed laser-deposited Co100−x–Cux thin films were tailored through their nano-morphology composition by controlling for the deposition geometry, namely normal or oblique deposition, Cu content. All composed an amorphous Co matrix a textured growth nanocrystals, whose presence size d increased as x increased. For = 50, all superparamagnetic, regardless g...

Journal: :Advanced Energy Materials 2022

Abstract Introducing large oxygen deficiencies while retaining low resistivity is important for enhancing the overall thermoelectric properties in 3d transition‐metal oxides. In this study, a new synthesis route to reconstruct insulating brownmillerite SrCoO 2.5 adapted. Through step‐by‐step nano‐blocks modification, series of highly‐conductive layered structures evolved, which are [Sr 2 O H ] ...

2014
Exfoliated MoS Elżbieta Jezierska

Wet ball milling was used to exfoliate MoS2. The aim of the study was to examine how the surface energy of all the individual materials affected the formation of the nano‐ sheets. Two types of milling balls were selected: one made of steel and one made of Al2O3. The liquids used were water (H2O), isopropyl alcohol (C3H8O) and kerosene. The obtained nanosheets were identified and characterized u...

Journal: :Nanoscale 2011
David A Walker Bartlomiej Kowalczyk Monica Olvera de la Cruz Bartosz A Grzybowski

Electrostatic forces are amongst the most versatile interactions to mediate the assembly of nanostructured materials. Depending on experimental conditions, these forces can be long- or short-ranged, can be either attractive or repulsive, and their directionality can be controlled by the shapes of the charged nano-objects. This Review is intended to serve as a primer for experimentalists curious...

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