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خواص ترمودینامیکی آلیاژهای al-mg مذاب محتوی 6% تا 07/12 درصدمنیزیم در دماهای مابین 973 تا 1073 درجه کلوین مورد بررسی قرار گرفت. بدین منظور از سنسور الکتروشیمیایی منیزیم که یک سلول غلظتی الکتروشیمیایی می باشد، بهره گرفته شد. در این سلول از منیزیم خالص به عنوان الکترود مرجع و مخلوط یوتکتیکی mgcl2-cacl2 به عنوان الکترولیت مذاب استفاده شد. سلول افقی می تواند به صورت ریز نمایش داده شود: mg(l)lmgcl...
the present study was an attempt to compare the effect of peer metalinguistic corrective feedback on elementary and intermediate efl learners speaking ability to see which level benefits more from this type of feedback. to this end, 117 female efl learners at grade 3, al-zahra high school in kermanshah, iran were non-randomly chosen. the homogeneity of the participants was attained through a pi...
Ammar Al-Chalabi, Peter M. Andersen, Siddharthan Chandran, Adriano Chio, Philippe Corcia, Philippe Couratier, Olof Danielsson, Mamede de Carvalho, Claude Desnuelle, Torsten Grehl, Julian Grosskreutz, Trygve Holmøy, Caroline Ingre, Merete Karlsborg, Grethe Kleveland, Jan Christoph Koch, Blaz Koritnik, Magdalena KuzmaKozakiewicz, Hannu Laaksovirta, Albert Ludolph, Christopher McDermott, Thomas Me...
Structures of new antifungal antibiotics, benanomicins A and B were determined to be N-[[5-[6-deoxy-3-O-(beta-D-xylopyranosyl)-beta-D-galactopyranosyloxy+ ++ ]-5, 6-dihydro-1,6,9,14-tetrahydroxy-11-methoxy-3-methyl-8,13-dioxobenzo++ + [a]naphthacen-2-yl]carbonyl]-D-alanine and N-[[5-[4-amino-4,6-dideoxy-3-O-(beta-D-xylopyranosyl)-beta-D- galactopyranosyloxy]-5,6-dihydro-1,6,9,14-tetrahydroxy-...
9 Country Comparisons of Human Stroke Research Since 2001 A Bibliometric Study Kjell Asplund, MD; Marie Eriksson, PhD; Olle Persson, PhD (Stroke. 2012;43:830-837.)
Comparative Performance of Multi-view Stereoscopic and Mammographic Display Modalities for Breast Lesion Detection by Lincoln Jon Webb Medical Physics Graduate Program Duke University Date:_______________________ Approved: ___________________________ Ehsan Samei, Supervisor ___________________________ Joseph Lo ___________________________ Sua Yoo An abstract of a thesis submitted in partial ful...
substituted BiFeO3 epitaxial thin films at morphotropic phase boundaries Daisuke Kan, Ching-Jung Cheng, Valanoor Nagarajan, and Ichiro Takeuchi Department of Materials Science and Engineering, University of Maryland, College Park, Maryland 20742, USA Institute for Chemical Research, Kyoto University, Gokasyo Uji, Kyoto 611-0011, Japan School of Materials Science and Engineering, University of N...
O estudo de Trattinnickia burserifolia levou ao isolamento dos triterpenos conhecidos ursanos α-amirenona, α-amirina, 3-epi-α-amirina, 3α,16β-diidroxiurs-12-eno; oleananos β-amirenona, βamirina, 3-epi-β-amirina, 3α,16β-diidroxiolean-12-eno; tirucalanos ácidos 3α-hidroxitirucal-8,24dien-21-óico, 3α-hidroxitirucal-7,24-dien-21-óico, e 3-oxotirucal-8,24-dien-21-óico; damaranos dammarenediol-II e 3...
Effective partnerships between local and state public health agencies and schools of public health have tremendous potential to improve the health of communities nationwide. This article highlights successful collaboration between local public health agencies (LPHA), state health departments, and Academic Centers for Public Health Preparedness (ACPHP) in schools of public health developed throu...
A fast-growing theoretical literature on the political economy of reform has provided a sizable collection of models that have deepened our understanding concerning how distributional conflict manifests itself in the political process and can prevent efficiency-enhancing economic reform from taking place (see e.g., Allan Drazen [2000 Ch. 10, 13] for an insightful review). Unfortunately, systema...
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