نتایج جستجو برای: metal nano particle

تعداد نتایج: 411424  

2013
Hao-Long Chen Tsung-Hsun Chiang Ming-Cheng Wu

Nano-scale copper oxide with various morphologies is synthesized via the thermal oxide method and growth in a 5 wt% NaCl solution of spray fog environment. The nano-scale copper oxide is grown on copper metal sheets via the thermal oxide method at 650 ̊C for 60 minutes. Nano-scale copper oxide grains and nanowires are induced on copper metal sheets then placed in 5 wt% NaCl solution of salt spra...

2011
Carol A Clausen S Nami Kartal Rachel A Arango Frederick Green

Historically most residential wood preservatives were aqueous soluble metal formulations, but recently metals ground to submicron size and dispersed in water to give particulate formulations have gained importance. In this study, the specific role nano-zinc oxide (ZnO) particle size and leach resistance plays in termite mortality resulting from exposure to particulate ZnO-treated wood was inves...

Metal matrix composite (MMC) is engineered combination of the metal (matrix) and hard particle (reinforcement) to get tailored properties. MMCs are either in use or prototyping for the space shuttle, commercial airliners, electronic substrates, automobiles, golf clubs, and a variety of other applications.In this study, carbon nanotubes (CNTs) reinforced aluminum MMCs were synthesized by DPDS fo...

2009

of Presentation Presentation Title: Nanooptic with Plasmons – Noble metal and Semiconductor Nanoparticles for Optical Devices Abstract : We produce size and shape controlled metal, semiconducting and hybrid nanocrystals by wet chemical synthesis, 2 especially in microfluidic continuous flow. Understanding We produce size and shape controlled metal, semiconducting and hybrid nanocrystals by wet ...

2008
Zhen-Xing Tang Lu-E Shi

MgO is an important inorganic material, which can be used in many aspects, such as catalyst, toxic-waste remediation agent, adsorbent, and others. In order to make use of MgO, nano-MgO was prepared by ultrasonic method using Mg (CH3COO)2.2H2O as precursor, NaOH aqueous solution as precipitant in this paper. Effect factors on MgO nano-particle size were investigated. Characteristics of samples w...

Journal: :Ultramicroscopy 2009
Zaoli Zhang Dangsheng Su

The stability of Ni, Cu, Mo and Au transmission electron microscope (TEM) grids coated with ultra-thin amorphous carbon (alpha-C) or silicon monoxide film is examined by in-situ heating up to a temperature in the range 500-850 degrees C in a transmission electron microscope. It is demonstrated that some grids can generate nano-particles either due to the surface diffusion of metal atoms on amor...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم پایه 1390

فاسیولازیس یک بیماری انگلی کبدی و از مهمترین آلودگی های انگلی در چهار پایان می باشد که بر اثر آلودگی با فاسیولا به وجود می آید و به یک بیماری حاد قابل توجه در انسان ها و حیوانات تبدیل شده است. فاسیولا از ترماتودهای مشترک بین انسان و دام می باشد. برآوردها نشان میدهد نزدیک به 180 میلیون انسان در دنیا در معرض ابتلا و 2.4 میلیون انسان در دنیا به این بیماری مبتلا هستند. ابتلا به این بیماری در مناطقی...

2014
Ludovic F. Dumée Fenghua She Mikel Duke Stephen Gray Peter Hodgson Lingxue Kong

Meso-porous metal materials have enhanced surface energies offering unique surface properties with potential applications in chemical catalysis, molecular sensing and selective separation. In this paper, commercial 20 nm diameter metal nano-particles, including silver and copper were blended with 7 nm silica nano-particles by shear mixing. The resulted powders were cold-sintered to form dense, ...

2015
Ludovic F. Dumée Jean-Baptiste Lemoine Alice Ancel Nishar Hameed Li He Lingxue Kong

The formation of purely metallic meso-porous metal thin films by partial interface coalescence of self-assembled metal nano-particles across aqueous solutions of Pluronics triblock lyotropic liquid crystals is demonstrated for the first time. Small angle X-ray scattering was used to study the influence of the thin film composition and processing conditions on the ordered structures. The structu...

2012
Arun Chauhan Swaleha Zubair Asif Sherwani Mohammad Owais

AIM Biomimetic nano-assembly formation offers a convenient and bio friendly approach to fabricate complex structures from simple components with sub-nanometer precision. Recently, biomimetic (employing microorganism/plants) synthesis of metal and inorganic materials nano-particles has emerged as a simple and viable strategy. In the present study, we have extended biological synthesis of nano-pa...

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