نتایج جستجو برای: molten materials

تعداد نتایج: 444543  

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2012
Phillip J Elms John D Chodera Carlos Bustamante Susan Marqusee

Recently, the role of force in cellular processes has become more evident, and now with advances in force spectroscopy, the response of proteins to force can be directly studied. Such studies have found that native proteins are brittle, and thus not very deformable. Here, we examine the mechanical properties of a class of intermediates referred to as the molten globule state. Using optical trap...

Journal: :Encyclopedia 2022

A secondary battery (accumulator) employing molten metals or metal alloys as active masses at both electrodes and a salt electrolyte in between is called an all-liquid-metal accumulator (LMB). Separation of the liquid based on segregation caused by different densities immiscibility materials characteristic feature. High coulometric storage capabilities molten-metal combined with relatively low ...

Journal: :Journal of molecular biology 1995
B A Schulman C Redfield Z Y Peng C M Dobson P S Kim

alpha-Lactalbumin (alpha-LA) is a two-domain, calcium-binding protein that forms one of the best studied molten globules. We present here amide hydrogen exchange studies of the molten globule formed by human alpha-LA at pH 2 and compare these results with a similar study of the native state at pH 6.3. The most persistent structure in the molten globule is localized in the helical domain, consis...

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

این پژوهش با هدف مطالعه تأثیر فلاکس بر مبنای آهک به صورتcao-20%caf2-8%feo بر فرایند حذف همزمان فسفر و گوگرد آهن خام و بررسی تأثیر افزودن na2o به ترکیب فلاکس و همچنین دمش اکسیژن در مذاب بر نتایج فرایند حذف انجام شد. بدین منظور آزمایش های مورد نظر با استفاده از آهن خام تولیدی واحد کوره بلند شرکت ذوب آهن اصفهان در یک کوره القایی به ظرفیت 20 کیلوگرم حاوی نسوز منیزیتی و در محدوده دمایی 1450-1350 درج...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده فنی و مهندسی 1388

چکیده ندارد.

Journal: :Energy and Environmental Science 2023

A critical review of electrochemistry in molten salts for the processing materials nuclear power sector, covering design and performance different reactors an overview relevant actinides lanthanides.

2009
Fuping Yuan Nai-Shang Liou Vikas Prakash

In this study plate-impact pressure-shear friction experiments are employed to investigate dynamic slip resistance and time-resolved growth of molten metal films during dry metal-on-metal slip under extreme interfacial conditions. By employing a tribo-pair comprising of a hard tool-steel against a relatively low melt-point metal (7075-T6 Al alloy), interfacial normal stress of up to 5 GPa and s...

2012

The electrical conductivity of solid and molten Li2S04 —Ag,S0 4 has been measured for different concentration values. Density measurements of molten Li2S04 , Ag2S04 and equimolar (Li, Ag) 2S0 4 show that the system can be considered ideal. The equivalent conductivity of molten (Li, Ag) 2S0 4 can be calculated from the conductivities of the pure salts by assuming that the cations are moving in g...

2017
R. Khanna V. Sahajwalla

Refractories, materials that can withstand high temperatures, play an important role in the iron and steel sector which alone accounts for ~70% of total refractories pro‐ duced. In this chapter, detailed wettability and interfacial phenomena investiga‐ tions on alumina-carbon and zirconia-carbon refractories at steelmaking temperatures. The wettability between refractory substrates and molten i...

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