نتایج جستجو برای: narrow nano

تعداد نتایج: 107199  

2004
Sheikh A. Akbar

Introduction and Background: Ceramics are inorganic, nonmetallic materials, such as alumina, beryllia, or glassceramic, whose final characteristics are produced by subjection to high temperatures. Nanomaterials is a rapidly growing area of ceramics [1-3] and can be classified into the following categories: Nano-particles submicron or ultra micron size particles; Nano-fibers – nanometer (nm) siz...

2017
Jinhui Li Koji Inukai Yosuke Takahashi Akihiro Tsuruta Woosuck Shin

Nano-sized tetragonal BaTiO₃ (BT) particles that are well dispersed in solution are essential for the dielectric layer in multilayer ceramic capacitor technology. A hydrothermal process using TiCl₄ and BaCl₂, as source of Ti and Ba, respectively, or the precursor TiO₂ as seed for the formation of BT, and poly(vinylpyrrolidone) (PVP) as a surfactant, was employed in this study to enhance both th...

Journal: :international journal of advanced biological and biomedical research 0
ade komariah department of oral biology, faculty of dentistry, university of trisakti, jakarta 11440, indonesia roberto a tatara department of oral biology, faculty of dentistry, university of trisakti, jakarta 11440, indonesia del a bustami department of oral biology, faculty of dentistry, university of trisakti, jakarta 11440, indonesia

the level of dental and oral hygiene on elementary school age children is very low, so it can be increasing the incidence of dental and oral diseases which caused by various microorganisms. moutwash can keep dental and oral hygiene, but many commercial mouthwash is still used alcohol as their ingredients, which can be giving side effects, therefore, we still needed used alternative mouthwash, w...

Journal: :avicenna journal of phytomedicine 0
hamid reza rahimi students research committee, mashhad university of medical sciences, iran reza nedaeinia department of medical biotechnology, school of medicine, mashhad university of medical sciences, mashhad, iran alireza sepehri shamloo students research committee, mashhad university of medical sciences, iran shima nikdoust students research committee, mashhad university of medical sciences, iran reza kazemi oskuee neurogenic inflammation research center, school of medicine, mashhad university of medical sciences, mashhad, iran

objective: curcumin is extracted from curcuma longa and regulates the intracellular signal pathways which control the growth of cancerous cell, inflammation, invasion and apoptosis. curcumin molecules have special intrinsic features that can target the intracellular enzymes, genome (dna) and messengers (rna). a wide range of studies have been conducted on the physicochemical traits and pharmaco...

1993
J. Ambjørn P. Olesen

abstract We review how external magnetic fields act as perfect probes of the non-abelian nature of the electroweak theory.

Journal: :Catalysts 2023

Kaolinite clay mineral with a layered silicate structure is an abundant resource in China. Due to its advantages of excellent stability, high specific surface area and environmental friendliness, kaolinite widely used environment decontamination. By using as carrier, the photocatalytic technology pure photocatalysts poor activities, narrow spectral responses, limited electron transport can be o...

2015
Shivani Choudhary Eliezer Geisler Nilmini Wickramasinghe

Bionanotechnology is a combination of three terms: “bios” meaning “life,” “nano” (origin in Greek) meaning “dwarf,” and “technologia” (origin in Greek—comprised of “techne” meaning “craft,” and “logia” meaning “saying”), which is a broad term dealing with the use and knowledge of humanity’s tools and crafts. Biomolecular Nanotechnology—or Bionanotechnology—is a term coined for the area of study...

Journal: :Chemical communications 2011
Zhen Liu Yang Liu Selcuk Poyraz Xinyu Zhang

Bulk quantities of polypyrrole nanofibers and nanospheres can be synthesized with a facile, one-step "green-nano" chemical oxidative polymerization approach, by simply using different reaction media.

2017
Vasyl O. Kharchenko Dmitrii O. Kharchenko Vladimir V. Yanovsky

In this article, we study dynamics of adsorbate island formation in a model plasma-condensate system numerically. We derive the generalized reaction-diffusion model for adsorptive multilayer system by taking into account anisotropy in transfer of adatoms between neighbor layers induced by electric field. It will be found that with an increase in the electric field strength, a structural transfo...

Journal: :Chemical communications 2013
Yosuke Nakayama Munetaka Oyama

New and unknown electrocatalytic oxidation of water was found to occur on a nano-gold attached palladium electrode. Since the oxidation potential was negative enough to that of well-known normal oxidation of water to form O2, the direct use of water as a fuel, instead of alcohols, might be possible using the nano-gold/palladium electrode.

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