نتایج جستجو برای: two step surface reactions

تعداد نتایج: 3221752  

1998
Richard L. Smith Gregory S. Rohrer

Atomic force microscopy has been used to characterize the evolution of MoO3(010) growth and cleavage surfaces during reactions with air–N2–MeOH mixtures between 200 and 300◦C. At reaction temperatures ≥250◦C, closed step loops, bounded by undercoordinated surface Mo sites, nucleate and grow as the (010) surface volatilizes in a nearly layer-by-layer fashion. The density and crystallography of t...

Journal: :caspian journal of chemistry 2014
meysam sadeghi sina yekta esmaeil babanezhad

the our main goal of the present research is evaluating the performance of mno2 nanoparticles-agx zeolite composite as a novel adsorbent catalyst for the decontamination reactions of two most known sulfur mustard simulants; 2-chloroethyl phenyl sulfide (2-ceps), 2-chloroethyl ethyl sulfide (2-cees) at room temperature and monitoring by gas chromatography flame ionization detector (gc-fid) and g...

2013
S. G. Viswanath

A method has been suggested for the estimation of nonisothermal kinetic parameters from TG curve at any temperature. This would help to resole reactions from a single thermogram. Some methods have been suggested to calculate nonisothermal kinetic parameters for some reactions. Intreraisokinetic or intrakinetic compensation effect technique is employed to resolve reactions. Calcium oxalate decom...

2008
Ole Jakob Birkeland Iver Brevik

An expression for the radiation force from a cw-laser on a fluidfluid interface is derived that is able to model the giant deformations observed in modern experiments when the fluid system is close to the critical point implying that the surface tension is very small. The core of our argument is that the system is modelled as a step-index optical fiber. Then, observing that the dominant HE11 mo...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1392

this study focuses on tracing the clearly defined elements of magic realism in toni morrison’s song of solomon as an illustrious african american example of the mode. magic realism is a fictional technique that combines fantasy with raw physical reality in a search for truth beyond that available from the surface of everyday life. toni morrison, as a distinguished african-american practitioner ...

Journal: :Hiroshima Mathematical Journal 1985

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه امام رضا علیه السلام - دانشکده ادبیات و زبانهای خارجی 1392

cognitive studies of translation process have recently been awarded a great deal of attention. there exists a psychological angle to almost all translation activities. the present study, thus, deals with analysing the relationships between iranian prospective translators tolerance for ambiguity (ta) and their willingness to translate (wtt). the research was conducted as a mixed methods study, d...

2014
Shohei Hattori Satoshi Sato

This paper describes the system of the team SKL in the NTCIR-11 RITE-VAL workshop. The system consists of two modules: RTE module and text-search module. The RTE module, which is a modified version of our previous system for the binary classification in the RITE-2 workshop, takes two-step classification strategy. The first step classifies a given text pair into positive or negative entailment c...

The effect of chemical reactions on the blast initiation of detonation in gaseous media has been investigated in this paper. Analytical method is based on the numerical solution of onedimensional reactive Euler equations. So far, analyses on the blast initiation of detonation have modeled the combustion process as a one-step chemical reaction, which follows the Arrhenius rate law. Previous stud...

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