نتایج جستجو برای: cofe2o3 nanorods

تعداد نتایج: 6485  

2018
Priyanka Karnati Ariful Haque M. F. N. Taufique Kartik Ghosh

In this study, we synthesize high quality vertically aligned ZnO (VAZO) nanorods on silicon, sapphire, and indium tin oxide (ITO) substrates by using pulsed laser deposition (PLD) technique at high growth pressure (0.3 Torr). Systematic changes in structural and optical properties of VAZO nanorods are studied by varying the substrate temperature (500-600 °C) and number of pulsed laser shots dur...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2014
mahshad alaei mona jalali alimorad rashidi

a facile and simple method was proposed to control the size and shape of the mgo nano structures with high surface area in the presence of efficient and cheap templates like peg 200, peg 600, peg 4000 and sorbitol at low temperature within a little time. nano rods and nanoparticles have been achieved by applying these templates and altering other growth parameters. the products were characteriz...

Journal: :Journal of the American Chemical Society 2002
Jeffrey J Urban Wan Soo Yun Qian Gu Hongkun Park

We report the solution-based synthesis of single-crystalline nanorods composed of barium titanate (BaTiO3) and strontium titanate (SrTiO3), which yields well-isolated nanorods with diameters ranging from 5 to 60 nm and lengths reaching up to >10 mum. Electron microscopy and diffraction measurements show that these nanorods are composed of single-crystalline cubic perovskite BaTiO3 and SrTiO3 wi...

2015
Songping Wu Yichao Lv Mingjia Lu Zhiqun Lin

Multiferroic ErMn2O5 nanorods have been synthesized via a surfactant-templated hydrothermal route. An environmentally friendly natural surfactant (Arabic gum) has been utilized as a template to prepare ErMn2O5 nanorods with a controllable morphology and size (i.e., nanorods with various lengths and basically invariable diameter). ErMn2O5 nanorods show strong size-dependent magnetic properties t...

2005
Shu Fen Wang Feng Gu Zhong Sen Yang Meng Kai Lü Guang Jun Zhou Wen Guo Zou

Silica coated bismuth sulfide (Bi2S3) nanorods have been prepared by a simple coating process. The coating resulted in the improved stability and luminescent intensity of the Bi2S3 nanorods. Hollow silica nanotubes were also obtained by using Bi2S3 nanorods as a removal template. r 2005 Elsevier B.V. All rights reserved. PACS: 81.05.Ys; 81.20. n

Journal: :Chemical communications 2013
Ada-Ioana Bunea Ileana-Alexandra Pavel Sorin David Szilveszter Gáspár

Nanorods were decorated with different hemeproteins that are able to convert hydrogen peroxide. When dispersed into hydrogen peroxide solutions, most of these nanorods are characterized by diffusion coefficients which increase with the concentration of hydrogen peroxide. Such a behaviour does not characterize unmodified nanorods.

2013
Ameer Azam Sami S Habib Numan A Salah Faheem Ahmed

High-quality single-crystalline SnO₂ nanorods were synthesized using a microwave-assisted solution method. The nanorods were characterized using X-ray diffraction (XRD), field-emission scanning electron microscopy (FE-SEM), transmission electron microscopy (TEM), ultraviolet-visible and Raman spectroscopy, Brunauer-Emmett-Teller (BET), and electrical resistance measurements. The XRD pattern ind...

2012
Tamara Fernandez Cabada Cristina Sanchez Lopez de Pablo Alberto Martinez Serrano Francisco del Pozo Guerrero Jose Javier Serrano Olmedo Milagros Ramos Gomez

BACKGROUND Metallic nanorods are promising agents for a wide range of biomedical applications. In this study, we developed an optical hyperthermia method capable of inducing in vitro death of glioblastoma cells. METHODS The procedure used was based on irradiation of gold nanorods with a continuous wave laser. This kind of nanoparticle converts absorbed light into localized heat within a short...

Journal: :journal of nanostructures 2013
s. farhadi f. siadatnasab k. jahanara

zno nanorods and nanoparticles have been easily prepared via the decomposition of two simple schiff base zinc (ii) complexes, namely (n,n'–disalicylalethylenediamine)zince(ii) and (n,n'–disalicylalphenylenediamine)zince(ii) under microwave irradiation. the decomposition products of the complexes were characterized by ft-ir, xrd, sem, edx and uv-visible spectroscopy.  ft-ir, xrd and edx results ...

2014
Qazi Humayun Muhammad Kashif Uda Hashim Ahsanulhaq Qurashi

Selective area growth of ZnO nanorods is accomplished on microgap electrodes (spacing of 6 μm) by using a facile wet chemical etching process. The growth of ZnO nanorods on a selected area of microgap electrode is carried out by hydrothermal synthesis forming nanorod bridge between two electrodes. This is an attractive, genuine, direct, and highly reproducible technique to grow nanowire/nanorod...

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