نتایج جستجو برای: Nanostructured Composite

تعداد نتایج: 137483  

Al-Zn-Mg/3 wt-% Al2O3 nanostructured composite powder was synthesized through Mechanical Alloying (MA). At first, the 7014 alloy matrix constituents were milled in a planetary ball mill for 20 hours. Then, 3 wt.% µ-Al2O3 particles were  added to the pre-milled matrix and the nanostructured composite powder was produced at different MA times to investigate the effects of MA time ...

In plasma sprayed nanostructured composite coatings with ceramic matrix, the feedstock must consist of nanoparticles of appropriate specifications. In this research, the procedure for production of Cr2O3-Ag agglomerated nanostructured composite powder to produce comosite coatings has been investigated. Nanopowders of Cr2O3 with 0, 2, 5, and 10 volume percentages of silver were dispersed to obta...

2000
Jiacong Shen Junqi Sun Xi Zhang

This research news describes the construction of polymeric nanostructured composite film based on a variety of interactions, such as hydrophobic–hydrophilic effect, electrostatic interaction, hydrogen bonding, etc. The work focused on developing strategies to solve the basic problems in the area of ultrathin film research, such as stability, improving the interface quality, creating patterned i...

Journal: :Pure and Applied Chemistry 2000

2014
Elena Zemtsova Denis Yurchuk Vladimir Smirnov

We justified theoretical and experimental bases of synthesis of new class of highly nanostructured composite nanomaterials based on metal matrix with titanium carbide nanowires as dispersed phase. A new combined method for obtaining of metal iron-based composite materials comprising the powder metallurgy processes and the surface design of the dispersed phase is considered. The following stages...

Journal: :Electrochemical and Solid-State Letters 2005

2015
LIANA CRISAN OLGA SORITAU MIHAELA BACIUT GRIGORE BACIUT BOGDAN VASILE CRISAN

BACKGROUND AND AIMS Carbon-based nanomaterials such as carbon nanotubes, graphene oxide and graphene have been explored by researchers as well as the industry. Graphene is a new nanomaterial which has commercial and scientific advantages. Laser therapy has proven highly useful in biomedicine, with the use of different laser types and energies for distinct purposes. The low level laser therapy (...

Journal: :Chemical communications 2008
Chenghua Sun Nuanxia Wang Shiyi Zhou Xiujie Hu Shuyun Zhou Ping Chen

Via the combination of an electrospinning method with a hydrothermal reaction, a large-scale cedar-like hierarchical nanostructured TiO(2) film with an anatase/rutile composite phase was fabricated.

Journal: :journal of nanostructures 0
mohammad mazloum-ardakani department of chemistry, faculty of science, yazd university, yazd, 89195-741, iran fatemeh farbod department of chemistry, faculty of science, yazd university, yazd, 89195-741, iran laleh hosseinzadeh department of chemistry, faculty of science, yazd university, yazd, 89195-741, iran

the combination of graphene (gr) and nickel oxide nanoparticles (nio nps) yields nanostructured electrochemical sensor formed a novel kind of structurally uniform and electrocatalytic activity material. in cyclic voltammetry (cv) studies, in the presence of ep, nio/gr composite modified electrode shows a significantly higher current response for ep oxidation. based on differential pulse voltamm...

2014
Amaury Pérez-Verdejo Alvaro Sampieri Heriberto Pfeiffer Mayra Ruiz-Reyes Juana-Deisy Santamaría Geolar Fetter

This work presents two easy ways for preparing nanostructured mesoporous composites by interconnecting and combining SBA-15 with mixed oxides derived from a calcined Mg-Al hydrotalcite. Two different Mg-Al hydrotalcite addition procedures were implemented, either after or during the SBA-15 synthesis (in situ method). The first procedure, i.e., the post-synthesis method, produces a composite mat...

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