نتایج جستجو برای: molecular oxygen impurity

تعداد نتایج: 836296  

2004
Michele Fabrizio

Contents Introduction 1 1 Dynamical mean field theory and impurity models 9 A Fermi liquid theory for the Anderson model 127 B Matrix elements for the three-orbital model 133 Bibliography 137 Acknowledgments 143 Introduction Soon after the discovery of high T c in cuprates, it was observed that some of their peculiar non-Fermi liquid properties could be explained phenomenologically by assuming ...

Journal: :The Journal of chemical physics 2004
Yunfei Chen Jennifer R Lukes Deyu Li Juekuan Yang Yonghua Wu

Thermal expansion and impurity effects on the lattice thermal conductivity of solid argon have been investigated with equilibrium molecular dynamics simulation. Thermal conductivity is simulated over the temperature range of 20-80 K. Thermal expansion effects, which strongly reduce thermal conductivity, are incorporated into the simulations using experimentally measured lattice constants of sol...

Journal: :Applied Physics Letters 2022

ScAlN is an emerging ultrawide bandgap semiconductor for next-generation radio frequency electronic devices. Here, we show that the material quality of grown by molecular beam epitaxy can be drastically improved alloying with Ga. The resulting quaternary alloy ScAlGaN exhibits a single-phase wurtzite structure, atomically smooth surface, high crystal quality, sharp interface, and low impurity c...

Journal: :physical chemistry research 0
hossein azizi toupkanloo university of neyshabur manoochehr fathollahi faculty of material and manufacturing technologies, malek ashtar university of technology, p.o. box 16765-3454, tehran, iran

in this work, the thermal reaction of aluminum (al) and nickel oxide (nio) was investigated by molecular dynamics simulations. some effective features of reaction such as reaction temperature, the reaction mechanism, and diffusion rate of oxygen into aluminum structure were studied. reaxff force field was performed to study the al/nio thermite reaction behavior at five different temperatures (5...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1387

boron nitride semiconducting zigzag swcnt, $b_{cb}$$n_{cn}$$c_{1-cb-cn}$, as a potential candidate for making nanoelectronic devices was examined. in contrast to the previous dft calculations, wherein just one boron and nitrogen doping configuration have been considered, here for the average over all possible configurations, density of states (dos) was calculated in terms of boron and nitrogen ...

2016
B. Lengeler B. LENGELER

The internal oxidation o f dilute Pd alloys has been studied by XAS. Pt, Au, Pb and Bi in Pd form no impurity-oxygen complexes. Y, Nb, Gd, Yb, Lu, H f , Th, Zr and Mo precipitate at 1050°C as oxides. In a recent paper /1/ it was shown how X-ray absorption spectroscopy (XAS) can be used to investigate the internal oxidation of impurities in dilute alloys. It was demonstrated in the case of a @Zr...

Journal: :Physical chemistry chemical physics : PCCP 2015
Fan Dong Xiang Xiao Guangming Jiang Yuxin Zhang Wen Cui Jinzhu Ma

Uniform one-dimensional defective La(OH)3 nanorods were synthesized by a facile, fast and scalable method. This simple method avoids treatment at high temperature, utility of surfactants or templates, and can be finished within a short time. The results indicate that oxygen-vacancies were formed in La(OH)3 nanorods, which could extend the photoresponse range. The XPS, PL, solid state ESR measur...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2015
Eric Block Seogjoo Jang Hiroaki Matsunami Victor S Batista Hanyi Zhuang

We thank Turin et al. (1) for their comments regarding our paper (2). In response to the first point of Turin et al. (1), concerning the musk receptor screen, our reported results (2) were directed at testing the main hypothesis of the vibrational theory of olfaction, which has never been supported by experimental data at the receptor level. The negative results of the tests, using one of the b...

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