نتایج جستجو برای: gas transport property

تعداد نتایج: 661064  

تجبر , ناصر, طباطبایی یزدی, شکوفه, علی نژاد , محمدرضا,

  Cd0.96Zn0.04Te crystals were grown using vapor phase gas transport method (VPGT). The results show that dendritic crystals with grain size up to 3.5 mm can be grown with this technique. X-ray diffraction and Laue back-reflection patterns show that dendritic crystals are single-phase, whose single crystal grains are randomly oriented with respect to the gas-transport axis. Electrical measureme...

2012
Shi Cao Jun Li Zhen Wang Huanfang Tian Yuanbin Qin Lunjie Zeng Chao Ma Huaixin Yang Jianqi Li

Nonlinear transport behaviors are crucial for applications in electronic technology. At the nonlinear critical turning point, the nonequilibrium states cause rich physics responses to environment. The corresponding study in this field is crucial for physics and industry application. Here nonlinear conductivity in charge-ordered (CO) LuFe(2)O(4 )has been demonstrated. Remarkable resistivity swit...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید بهشتی - دانشکده حقوق 1389

چکیده ندارد.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه لرستان - دانشکده علوم پایه 1389

abstract part one: the electrode oxidation potentials of a series of eighteen n-hydroxy compounds in aqueous solution were calculated based on a proper thermodynamic cycle. the dft method at the level of b3lyp-6-31g(d,p) was used to calculate the gas-phase free energy differences ,and the polarizable continuum model (pcm) was applied to describe the solvent and its interaction with n-hydroxy ...

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

چکیده ندارد.

Journal: :journal of membrane science and research 0
v.v. belousov a.a. baikov institute of metallurgy and materials, russian academy of sciences, 49 leninskii pr., 119991 moscow, russia s.v. fedorov a.a. baikov institute of metallurgy and materials, russian academy of sciences, 49 leninskii pr., 119991 moscow, russia i.v. kul`bakin a.a. baikov institute of metallurgy and materials, russian academy of sciences, 49 leninskii pr., 119991 moscow, russia

the hybrid molten/solid in2o3 - 30-48 wt.% bi2o3 oxide materials were studied with respect to their transport properties. the conductivities, oxygen ion transport numbers and oxygen permeation fluxes have been measured by using the four-probe dc, volumetric measurements of the faradaic efficiency and gas flow techniques, respectively. we show that the oxygen permeability of the hybrid molten/so...

comIn the present study, CO2 removal from natural gas stream has been studied using a flat sheet membrane contactor. A three dimensional mathematical model is developed to describe the process. The model considers the transport of a gas mixture containing carbon dioxide and methane through a flat sheet membrane contactor module. The model is based on the non-wetted mode of operation, in which t...

2001
Mike Wrigley Peter Wyatt

New transport infrastructure may increase residential property values due to improved accessibility and increase commercial property values due to improved accessibility and possible agglomeration benefits. Classic urban location theory states that lower transport costs will result in higher land and property values. Theoretical parameters limit this relationship to an individual piece of trans...

2015
Ajeet Kaushik Rajesh Kumar Rahul Dev Jayant Madhavan Nair

Nanostructured platforms have been utilized for fabrication of small, sensitive and reliable gas sensing devices owing to high functionality, enhanced charge transport and electro-catalytic property. As a result of globalization, rapid, sensitive and selective detection of gases in environment is essential for health care and security. Nonmaterial such as metal, metal oxides, organic polymers, ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بیرجند - دانشکده علوم انسانی 1389

abstract amino acids are building blocks of proteins, and play a vital role in living beings existence and their functionality. the interaction of these compounds with metal ions is of great importance to biochemists, and chemists, because their functions can be utilized as a model in understanding enzymes mechanism for transport of metal ions to tissues. among twenty essential amino acids w...

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