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Related papers: X-Ray Diffraction Studies of Copper Nanopowder

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Bio-conjugated nanomaterials play a promising role in the development of novel supramolecular structures, molecular machines, and biosensing devices. In this study, lipid-conjugated gold nanoparticles were synthesized and allowed to form a…

Materials Science · Physics 2012-07-24 Subhasish Chatterjee , Markrete Krikorian , Harry D. Gafney , Bonnie Gersten

Copper nanoparticles have been grown in silica matrix by annealing of the sol-gel prepared porous matrix impregnated with the copper nitrate. The annealing has been performed in air, successively in air and hydrogen, and in hydrogen. Cu…

Materials Science · Physics 2007-05-23 Oleg A. Yeshchenko , Igor. M. Dmitruk , Andriy M. Dmytruk , Alexandr A. Alexeenko

The nucleation and growth of CdS nanoparticles within a polymer matrix was followed by in-situ synchrotron X-ray diffraction. The nanoparticles form by effect of the thermolysis of thiolate precursors at temperatures between 200 and 300…

Materials Science · Physics 2007-05-23 T. Di Luccio , A. M. Laera , L. Tapfer , S. Kempter , R. Kraus , B. Nickel

Polymeric nanoparticles (NPs) have a great application potential in science and technology. Their functionality strongly depends on their size. We present a theory for the size of NPs formed by precipitation of polymers into a bad solvent…

Soft Condensed Matter · Physics 2012-11-06 R. Stepanyan , J. G. J. L. Lebouille , J. J. M. Slot , R. Tuinier , M. A. Cohen Stuart

Nanopore sensing is a key technology for single-molecule detection and analysis. Solid-state nanopores have emerged as a versatile platform, since their fabrication allows to engineer their properties by controlling size, shape, and…

A simple and highly reproducible technique is demonstrated for the fabrication of metallic electrodes with nanometer separation. Commercially available bare gold colloidal nanoparticles are first trapped between prefabricated…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Saiful I. Khondaker , Zhen Yao

Sculptured copper thin films were deposited on glass substrates, using different deposition rates. The nano-structure and morphology of the films were obtained, using X-ray diffraction (XRD), atomic force microscopy (AFM) and scanning…

Optics · Physics 2010-11-09 H. Savaloni , F. Babaei , S. Song , F. Placido

This study presented a novel method to prepare hexagonal iron flakes with hexagonal close-packed structures (hcp) on the copper oxide sublayers. Also, it demonstrated that the size and structure of iron grains are functions of sublayer…

Materials Science · Physics 2024-12-03 Sara Sadat Parhizgar , Zahra Ardeshiri

An improved nanopatterning procedure has been developed to obtain YBCO nanowires with cross sections as small as 50x50 nm^2, protected by an Au capping layer. To probe the effective role of the Au protecting layer, we have measured the…

Superconductivity · Physics 2014-03-07 R. Arpaia , S. Nawaz , F. Lombardi , T. Bauch

2D copper sulfide nanocrystals are promising building blocks for plasmonic materials in the near-infrared (NIR) spectral region. We demonstrate precise shape and size control (hexagonal/triangle) of colloidal plasmonic copper sulfide…

Materials Science · Physics 2018-12-17 Rostyslav Lesyuk , Eugen Klein , Iryna Yaremchuk , Christian Klinke

Chemical vapour deposition (CVD) is an established method for producing high-purity thin films, but it typically necessitates the pre- and post-processing of a mask to produce structures. This paper presents a novel maskless patterning…

Materials Science · Physics 2024-04-19 Aleksei Tsarapkin , Krzysztof Maćkosz , Chinmai Sai Jureddy , Ivo Utke , Katja Höflich

The evaporation of liquid droplets often results in a ring-like deposition pattern of particles, presenting challenges for applications requiring highly uniform patterns. Despite extensive efforts to suppress the coffee ring effect,…

Soft Condensed Matter · Physics 2025-04-09 Zechao Jiang , Liyiming Tao , Xiuyuan Yang , Masao Doi , Ye Xu , Xingkun Man

Focused electron beam induced deposition of pure materials from aqueous solutions has been of interest in recent years. However, controlling the liquid film in partial vacuum is challenging. Here we modify the substrate to increase control…

Applied Physics · Physics 2020-12-15 Samaneh Esfandiarpour , J. Todd Hastings

We synthesized three-dimensional nanoporous graphene films by a chemical vapor deposition method with nanoporous copper as a catalytic substrate. The resulting nanoporous graphene has the same average pore size as the underlying copper…

Materials Science · Physics 2015-04-20 Zhiqiang Tu , Shangfei Wu , Fan Yang , Yongfeng Li , Liqiang Zhang , Hongwen Liu , Hong Ding , Pierre Richard

Cryogenic atom probe tomography (cryo-APT) is being developed to enable nanoscale compositional analyses of frozen liquids. Yet, the availability of readily available substrates that allow for the fixation of liquids while providing…

Evaporation of water droplets on a superhydrophobic substrate, on which the contact line is pinned, is investigated. While previous studies mainly focused on droplets with contact angles smaller than 90^\circ, here we analyze almost the…

BiFe1-xCrxO3 (x=0.0, 0.05 and 0.1) nanoparticles are prepared by a combustion method without using any solvent. All the synthesized nanoparticles are single phase in nature, nearly spherical in shape and crystallize in distorted perovskite…

Materials Science · Physics 2015-02-23 Samar Layek , Santanu Saha , H. C. Verma

Modification of surfaces to enable dropwise condensation is a promising approach for achieving high condensation rates. In this work, we present an experimental study on condensation of water on copper surfaces coated with an ultrathin, 5…

A 3 nm coronene coating and a 4 nm amorphous carbon coating with uniform shell-core encapsulation structure for nanosized boron (B) powders are formed by a simple process, where coronene is directly mixing with boron particles without a…

Materials Science · Physics 2015-01-12 ShuJun Ye , MingHui Song , Hiroaki Kumakura

In this paper, we use the parameter retrieval method together with an analytical effective medium approach to design a well-performed invisible cloak, which is based on an empirical revised version of the reduced cloak. The designed cloak…

Optics · Physics 2011-05-10 Yangbo Xie , Huanyang Chen , Yadong Xu , Lin Zhu , Hongru Ma , Jian-Wen Dong
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