نتایج جستجو برای: nano sized fe2o3

تعداد نتایج: 97650  

Journal: :journal of ultrafine grained and nanostructured materials 0
moluk aivazi biomaterials reserach group, department of materials engineering, isfahan university of technology, isfahan, 84156-83111, iran. mohammadhossein fathi biomaterials reserach group, department of materials engineering, isfahan university of technology, isfahan, 84156-83111, iran. farahnaz nejatidanesh dental materials research center, school of dentistry, isfahan university of medical sciences, isfahan,iran. vajihesadat mortazavi torabinejad dental research center, department of operative dentistry, school of dentistry, isfahan university of medical sciences, isfahan 81746-73461, iran. batoul hashemibeni department of anatomical sciences and molecular biology, school of medicine, isfahan university of medical sciences, isfahan 81746-73461, iran.

ceramic dental materials have been considered as alternatives to metals for dental implants application. in this respect, zirconia tetragonal stabilized with %3 yttrium, is of great importance among the ceramic materials for endosseous dental implant application. because of its good mechanical properties and color similar to tooth. the aim and novelty of this study was to design and prepare y-t...

2013
Hisataka Kobayashi Rira Watanabe Peter L. Choyke

Nano-sized therapeutic agents have several advantages over low molecular weight agents such as a larger loading capacity, the ability to protect the payload until delivery, more specific targeting due to multivalency and the opportunity for controlled/sustained release. However, the delivery of nano-sized agents into cancer tissue is problematic because it mostly relies on the enhanced permeabi...

Journal: :journal of chemical health risks 0
mehrzad sarabi department of biology, neyshabur branch, islamic azad university, neyshabur, iran akbar safipour afshar department of biology, neyshabur branch, islamic azad university, neyshabur, iran homa mahmoodzadeh department of biology, mashhad branch, islamic azad university, mashhad, iran

in this study, the effects of different concentrations of bulk and nano-sized ag on seed germination and seedling growth of canola were investigated in a randomized completely design with four replications. the experimental treatments included four concentrations of bulk agno 3 (10, 100, 500 and 1000 ppm), four concentrations of nanosized ag (10, 100, 500 and 1000 ppm), and the control without ...

M Kesmati M KHorshidi

Background & Aims: Iron is an essential element for correct brain function. Iron deficiency changes some behaviors such as anxiety and nociception. Recently, nano-iron, Ferric or ferro oxide (nano-Fe2O3 or Fe3O4), are used in various applications in agriculture, industry and medicine, but their effects on the heath and behavior is not clear. In this study, the effects of Fe2O3 nanoparticles on ...

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...

Background and purpose: Nanoparticles (NPs) are used in different industries, including electronics, pharmaceuticals, cosmetics, healthcare, and environmental processes. Therefore, it is necessary to evaluate their toxicity in the aquatic environment. Materials and methods: The acute toxicity of six different kinds of nano-sized particulates (SiO2, Fe2O3, Al2O3, TiO2, ZnO, and MgO) to Daphnia ...

2017
Salah Khanahmadzadeh Ahmad Tarigh

* Corresponding Author Email: [email protected] How to cite this article Khanahmadzadeh S, and Tarigh A. Nano-sized Amitriptyline (AT) imprinted polymer particles: Synthesis and characterization in Silicon oil. Int. J. Nano Dimens., 2017; 8(2): 182-186, DOI: 10.22034/ijnd.2017.25088 Abstract Amitriptyline hydrochloride is a highly permeable active pharmaceutical ingredient (API). The functio...

Journal: :iranian journal of radiation research 0
a. aghaz nuclear engineering department, shiraz university, shiraz, iran r. faghihi nuclear engineering department, shiraz university, shiraz, iran s.m.j. mortazavi medical physics department and the center for research on radiological sciences, shiraz university of medical sciences, shiraz, iran a. haghparast medical physics department, kermanshah university of medical sciences, kermanshah, iran s. mehdizadeh radiation research center, shiraz university, shiraz, iran s. sina radiation research center, shiraz university, shiraz, iran

background: it has recently been shown that the particle size of materials used for radiation shielding can affect the magnitude of radiation attenuation. over the past years, application of nano-structured materials in radiation shielding has attracted attention world-wide. the purpose of this study was to investigate the shielding properties of the lead-free shields containing micro and nano-...

2016
Tao Wang Dong Zhang Lingling Dai Yinguang Chen Xiaohu Dai

Extensive use of nanoparticles (NPs) in consumer and industrial products has led to concerns about their potential environmental impacts; however, the influences of different NPs (e.g., nZVI (nano zero-valent iron), Ag NPs, Fe2O3 NPs and MgO NPs) on the anaerobic digestion of sludge have not yet been studied in depth. Additionally, a new guideline or the use of different NPs in the anaerobic di...

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