نتایج جستجو برای: magnetic nano carrier

تعداد نتایج: 456105  

2008
T. Kurihara T. Mikouchi K. Saruwatari J. Kameda

Introduction: Recent TEM studies revealed that Fe-Ni metal nano-particles are responsible for the dark “brown” color of olivine in the NWA2737 chassignite, which is interpreted to have formed by reduction of olivine due to heavy shock events [1,2]. Color change of olivine is important to understand the remote sensing data as is the case for space weathering [3,4]. Furthermore, nano-phase Fe par...

Journal: :Journal of microencapsulation 2011
S H Bang I C Hwang Y M Yu E H Park H R Kwon H J Park

Chitosan-coated nano-liposomes containing etofenprox were prepared by ultrasonic homogenization (UH) and a combined use of UH and electro-spraying. The physicochemical properties of the resulting samples were examined and compared. The two methods yielded similar values and tendencies, except for encapsulation efficiency that differed by an average of 15%. In the coating process, as the chitosa...

, عباس مختاری, ,

Thin film samples of Ti-doped ZnO were grown on sapphire (0001) substrates by pulsed laser deposition (PLD). The magnetic moments were measured by SQUID magnetometry and the films were ferromagnetic at room temperature. The Faraday rotations and magnetic circular dichroisms (MCD) were measured as a function of energy at the range of 1.5-4 eV, and carrier concentrations were obtained from Hall e...

Abstract There are various methods to produce iron based nano crystalline magnetic alloys. Among these methods, mechanical alloying is one of the most important. In this research, nano crystalline Fe85Si10Ni5 soft magnetic alloy was synthesized by mechanical alloying. The effect of alloying time on phase constituents and magnetic properties of the produced powders was investigated, by X-ray di...

2011
Carlos Diaz-Pinto Sungbae Lee Viktor G. Hadjiev Haibing Peng

We study hot carrier transport under magnetic fields up to 15 T in suspended graphitic multilayers through differential conductance (dI/dV ) spectroscopy. Distinct high-energy dI/dV anomalies have been observed and shown to be related to intrinsic phonon-emission processes in graphite. The evolution of such dI/dV anomalies undermagnetic fields is further understood as a consequence of inter-Lan...

2013
Marco Vacca Stefano Frache Mariagrazia Graziano L. Di Crescenzo Fabrizio Cairo Maurizio Zamboni

The analysis of effective expectations on emerging nanotechnologies, like Nano-magnetic Logic, is currently a difficult task. The lack of tools that enable the design at logic and physical level of nano-circuits does not allow to inspect properties that can be derived only considering circuits of reasonable complexity. We present results of an unprecedented Place & Route engine for Nano-magneti...

Journal: :nanomedicine journal 0
mitra amoli-diva department of chemistry, payam noor university (pnu), tehran, iran kamyar pourghazi department of novel medical technologies, darupakhsh pharmaceutical co., tehran, iran

objective(s): pharmaceutical industries are leading to improved medications that can target diseases more effectively and precisely. researchers have intended to reformulate drugs so that they may be more safely used in human body. the more targeted a drug is, the lower its chance of triggering drug resistance, a cautionary concern surrounding the use of broad-spectrum antibiotics. the aim of t...

2017
Kunito Fukuda Naoki Asakawa

Spin-dependent space-charge-limited carrier conduction in a Schottky barrier diode using polycrystalline p-type π-conjugated molecular pentacene is explored using multiple-frequency electrically detected magnetic resonance (EDMR) spectroscopy with a variable-angle configuration. The measured EDMR spectra are decomposed into two components derived, respectively, from mobile and trapped positive ...

Free vibration of a simply-supported magneto-electro-elastic doubly-curved nano-shell is studied based on the first-order shear deformation theory in the presence of the rotary inertia effect. To model the electric and magnetic behaviors of the nano-shell, Gauss’s laws for electrostatics and magneto statics are used. By using Navier’s method, the partial differential equations of motion are red...

Journal: :journal of nanostructures 2012
a. ataie h. sabarou

the synthesis of nano- structured cobalt through a controlled chemical process followed by heat treating at various temperatures is studied. the product is characterized by icp, xrd, fesem , and tem, indicating that the as- synthesized particles have an amorphous structure with 1.76 for co/b ratio, an average size of 50 nm. the transformation of intermediate phases into single phase nano- cryst...

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