نتایج جستجو برای: nano particle preparation

تعداد نتایج: 390669  

2016
Qiqi PENG Wei CAO Wentao ZHOU Zhongqi HE Wei JIANG Wanghua CHEN Q. Peng W. Cao W. Zhou Z. He W. Jiang W. Chen

The electrostatic hazards of nitramine explosives (RDX, HMX) were assessed in this paper. The resistivities of different particle-size RDX and HMX were tested by a device designed and manufactured according to the standard ISO/ IEC 80079-20-2:2016. This work shows that the resistivities of uncompacted RDX and HMX increase as the particle size decreases. Charging characteristics test experiments...

2011
POLURI KOTESWARI SISTLA RAMA KRISHNA VEERAREDDY PRABHAKAR REDDY LAKSHMI M NARASU

The objective of present work was development of felodipine nano emulsion formulations using sesame oil as sole lipid phase by high pressure homogenization technique. A combination of non-ionic surfactants was used based on HLB (Hydrophilic lipophilic balance) values. The resultant nano emulsions were characterized for particle size, zeta potential. The particle size for the optimized nano emul...

2013
A. Takahashi A. Kitamura A. Taniike Y. Furuyama R. Seto T. Tahara

To study the anomalous heat effect of Nibased binary-metal-nano-powder samples by gas-phase hydrogen isotope absorption/desorption, three kinds of samples CNZ, CNZ-II and NZ were tested for the temperature range 300-573 K. The highest excess heat power, ca. 2W/g-Ni was obtained with CNZ at 573 K. Peculiar H(D)-isotopic effect and sudden heat sink by abrupt H(D)-desorption were observed. The hea...

2006
K. Mylvaganam L. C. Zhang C. D. Cheong

This paper uses the molecular dynamics method to investigate the influence of chemical bonds on the mechanical behaviour of nanotube–polyethylene composites subjected to nano-particle impacts. In the analysis, carbon nanotubes (CNTs) were incorporated into the polyethylene (PE) matrix in two ways, with and without radical centres, so that the resulting nano-composites had two corresponding prop...

Journal: :journal of nanostructures 2013
r. karimian f. piri

the use of an inorganic phase in water-in-oil (w/o) microemulsion has recently received considerable attention for preparing metal oxide nanoparticles. this is a technique, which allows preparation of ultrafine metal oxide nanoparticles within the size range 40 to 80 nm. preparation of nano chromium (iii) oxide studied investigated in the inverse microemulsion system. therefore the nucleation o...

2015
Partha Sarathi Swain D. Rajendran S. B. N. Rao George Dominic

Nano minerals are widely used in diversified sectors including agriculture, animal, and food systems. Hence, their multiple uses provoke the production of nanomaterials at the laboratory level, which can be achieved through physical, chemical or biological methods. Every method is having its own merits and demerits. But keeping all in mind, chemical methods are more beneficial, as uniform nano-...

Journal: :international journal of nanoscience and nanotechnology 2010
j. jasmine ketzial a. samson nesaraj

in order to reduce the operating temperature of solid oxide fuel cells (sofcs), novel electrolyte materials based on ceo2 and baceo3 are being developed in the scientific realm. in this context, we propose a new methodology for preparing the nano-ceramic composite materials such as bace0.9gd0.9o3-δ – ce0.9gd0.9o2-δ (bcgo–cgo) and bace0.8sm0.2o3-δ – ce0.8sm0.2o2-δ (bcso – cso) as possible elec...

2013
Munusamy Thirumavalavan Kai-Lin Huang Jiunn-Fwu Lee

Nano zinc oxide (ZnO) with moderate surface area and high pore volume were prepared using a facile preparation method. Chitosan was utilized as both chelating and structure directing agent. The application of chitosans in this study suggested that even biowastes can be served in a productive manner economically. The surface modification of chitosan was carried out in order to increase the inter...

ژورنال: سلامت کار ایران 2014
باکند, شهناز, رضایی فرد, بهزاد, صدیق زاده, اصغر, علمدار خسرقی, مرضیه, فرشاد, علی اصغر, مرادی, غلامرضا, یاراحمدی, رسول,

  Background and aims: Nano-fibrous mats are one of the unique nonwoven materials that have been recently carried out in nanofiltration industry. The aim of this study was to synthesize nano-fibrous path mats using electrospining method following by determination of their efficiency for nanoaerosols removal. Methods: The efficiency and pressure drop of nano-fibrous mats was measured using nano-...

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
sajedeh bahrani babak ghanbarzadeh hamed hamishekar mahmud sowti khiabani

encapsulation of bioactive ingredient and production of nano carriers in order to food enrichment and production of functional food is one of the applications of nano technology in food science and pharmaceutical. nano carriers are produced using biopolymers (proteins and polysaccharids) or lipid based materials. in this research, production and characterization of pectin-casein nanocomplexes a...

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