نتایج جستجو برای: volatile materials

تعداد نتایج: 473168  

2015
N. N. Andreev Yu. I. Kuznetsov A. N. Frumkin

This paper is a continuation of a series of publications dealing with the protection of metals by volatile corrosion inhibitors (VCIs). It presents a review on the propagation of VCI vapors, VCI distribution in the volume being protected, and specifics of vapor-phase protection of isolated systems and systems interacting with the environment in various ways. The review is supplemented by the au...

2017
Andrea Savoldelli Sara Nardis Frank R. Fronczek Kevin M. Smith Corrado Di Natale Roberto Paolesse

An innovative and efficient β-functionalization of [5,10,15-tris-(4-methylphenyl) corrolato]Cobalt derivatives introduced an acrolein substituent, which allowed the copolymerization with pure acrolein. The obtained hybrid microparticles have been used as sensing materials of quart microbalance gas sensors. The sensing properties have been tested by exposure to different volatile organic compoun...

2006
John D. Lee Ji Gao

Companies have moved away from vertical integration, in which a single company converts raw materials into products for end users, to an increasing reliance on supply chains. A typical U.S. company purchases 55% of the value of its products from other companies (Dyer & Singh, 1998). The promise of greater efficiency and the ability to adapt to increasingly volatile market dynamics have prompted...

2017
T. J. Barrett J. J. Barnes M. Anand I. A. Franchi R. C. Greenwood B. L. A. Charlier

For guidance on citations see FAQs. c [not recorded] Version: Version of Record Copyright and Moral Rights for the articles on this site are retained by the individual authors and/or other copyright owners. For more information on Open Research Online's data policy on reuse of materials please consult the policies page. Introduction: Chlorine is an important element being incompatible in nearly...

2016
Nidal Amin Jaradat Abdel Naser Zaid Aladdin Abuzant Ramzi Shawahna

BACKGROUND Currently, there is an increasing interest in developing more efficient techniques for the extraction of phytochemicals. Microwaves and ultrasonic extraction methods are promising techniques that can be used for this purpose. OBJECTIVES The purpose of this study was to investigate the impact of different extraction methods on yield, antioxidant and antimicrobial activities of volat...

Journal: :Analytical chemistry 2014
Stamatios Giannoukos Boris Brkić Stephen Taylor Neil France

This work is an attempt to assist border security crackdown on illegal human immigration, by providing essential results on human chemical signatures. Data was obtained using a portable quadrupole mass spectrometer coupled with a membrane probe for volunteers of both genders and under different conditions in a container simulator. During experiments, participants were asked to follow various pr...

2014
Takashi Ichimura Kohei Fujiwara Hidekazu Tanaka

Controlling the electronic properties of functional oxide materials via external electric fields has attracted increasing attention as a key technology for next-generation electronics. For transition-metal oxides with metallic carrier densities, the electric-field effect with ionic liquid electrolytes has been widely used because of the enormous carrier doping capabilities. The gate-induced red...

2017
J. O’ Sullivan

In addition to meeting the requirements of ultra high purity bulk gas distribution systems, the distribution of specialty and corrosive gases necessitates that the gas distribution system is corrosion resistant and does not exhibit any catalytic behavior. Vereecke1 and coworkers reported that reaction between reactive gases and materials of construction employed in gas delivery systems can resu...

2017
A. Gulec X. X. Yu M. Taylor A. Yoon J. M. Zuo L. D. Marks

Mo-Si-based superalloys are of interest as a new family of high-temperature materials to replace Ni-based alloys. By means of in situ environmental transmission electron microscope, the transient period of the early oxidation of Mo3Si was investigated at the nanometer scale. As a result of a competition between loss of volatile MoO3 and association of SiO2 molecular units into pillars, a nanome...

Journal: :علوم و فنون بسته بندی 0
مژده خراسانی حبیب اله میرزایی یحیی مقصودلو

in this study, the effect of gelatin-chitosan edible coating on the quality of chicken breast during 9 days of refrigerated storage (4 was investigated. three concentrations of gelatin (3, 6 and 8% w/v) and two concentrations of chitosan (1 and 2% w/v) were used to prepare the coating materials. samples was divided in 7 group, no coating (control), gelatin 3% and chitosan 1% (sample 2), gelatin...

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