همهاخبارمکان‌یابراهنمای خریدتصاویرویدیومقالات علمی
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برتینا (فناوری پیشرفته پارسیان) شرکت دانش‌بنیان حوزه هوش مصنوعی

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www.sciencedirect.com/science/article/pii/S0921509307016358PDF

Effect of Mg and Sr-modification on the mechanical properties of 319-type aluminum cast alloys subjected to artificial aging

FJ Tavitas-Medrano, JE Gruzleski, FH Samuel… - Materials Science and …, 2008 - Elsevier
۱۵۶ ارجاع2008

… The standard artificial aging treatment for alloy 319, as defined by the … 319-type alloys: 319 base alloy, Sr-modified 319 alloy, 319 alloy containing 0.4wt% Mg, and the Sr-modified 319+…

www.sciencedirect.com/science/article/pii/S0272735813000871PDF

Reaction time variability in ADHD: A meta-analytic review of 319 studies

MJ Kofler, MD Rapport, DE Sarver, JS Raiker… - Clinical psychology …, 2013 - Elsevier
۹۰۴ ارجاع2013

Individuals with ADHD are characterized as ubiquitously slower and more variable than their unaffected peers, and increased reaction time (RT) variability is considered by many to …

www.sciencedirect.com/science/article/pii/S0921509300007486PDF

Effects of thermal treatments on microstructure and mechanical properties in a thixocast 319 aluminum alloy

E Cerri, E Evangelista, S Spigarelli, P Cavaliere… - Materials Science and …, 2000 - Elsevier
۱۲۷ ارجاع2000

… Among cast aluminium alloys, 319 ranks as one of the … In this study, thixocast bars of 319 aluminium alloy were heat … higher than those obtained from traditionally cast 319 alloys. …

www.sciencedirect.com/science/article/pii/S0921509306012421PDF

Effect of metallurgical parameters on the machinability of heat-treated 356 and 319 aluminum alloys

M Tash, FH Samuel, F Mucciardi, HW Doty… - Materials Science and …, 2006 - Elsevier
۱۱۹ ارجاع2006

The present study was undertaken to investigate the effect of metallurgical parameters on the drilling performance of heat-treated 356 and 319 alloys. The most important metallurgical …

link.springer.com/article/10.1007/BF02668540PDF

Crystallization behavior of iron-containing intermetallic compounds in 319 aluminum alloy

LA Narayanan, FH Samuel, JE Gruzleski - Metallurgical and Materials …, 1994 - Springer
۴۳۷ ارجاع1994

The crystallization behavior of iron-containing intermetallic compounds in industrial grade 319 aluminum alloy has been investigated by means of thermal analysis and metallography. …

www.sciencedirect.com/science/article/pii/S0924013600007937

Improvement of 319 aluminum alloy casting durability by high temperature solution treatment

JH Sokolowski, MB Djurdjevic, CA Kierkus… - Journal of Materials …, 2001 - Elsevier
۱۳۴ ارجاع2001

The purpose of this paper was to investigate the effect of one and two stage solution treatment on the mechanical properties of the 319 aluminum alloy, and to determine the effect of …

www.sciencedirect.com/science/article/pii/S0921509307011021

Effect of casting imperfections on the fatigue life of 319-F and A356-T6 Al–Si casting alloys

HR Ammar, AM Samuel, FH Samuel - Materials Science and Engineering: A, 2008 - Elsevier
۲۶۵ ارجاع2008

… mold-cast 319 alloy and lost foam-cast A356-T6 alloy. The results show that the 319 alloy … The Al–Si casting alloys used for the present investigation were 319 and A356 alloys. They …

link.springer.com/article/10.1007/s11661-003-0147-4

The effect of solidification time and heat treatment on the fatigue properties of a cast 319 aluminum alloy

JM Boileau, JE Allison - Metallurgical and materials transactions A, 2003 - Springer
۱۳۴ ارجاع2003

… -type alloy differs in composition from Aluminum Association 319 composition in terms of the Si, Fe, Mg, and Mn limits. Therefore, to avoid confusion, the 319-type alloy used in this study …

link.springer.com/article/10.1007/s11661-999-0216-4PDF

The effect of solidification rate on the growth of small fatigue cracks in a cast 319-type aluminum alloy

MJ Caton, JW Jones, JM Boileau, JE Allison - Metallurgical and Materials …, 1999 - Springer
۱۸۶ ارجاع1999

A study was conducted to investigate the effect of solidification rate on the growth behavior of small fatigue cracks in a 319-type aluminum alloy, a common Al-Si-Cu alloy used in …

jamanetwork.com/journals/jama/article-abstract/2670259PDF

Preferred reporting items for a systematic review and meta-analysis of diagnostic test accuracy studies: the PRISMA-DTA statement

MDF McInnes, D Moher, BD Thombs, TA McGrath… - Jama, 2018 - jamanetwork.com
۳۴۲۸ ارجاع2018

Importance Systematic reviews of diagnostic test accuracy synthesize data from primary diagnostic studies that have evaluated the accuracy of 1 or more index tests against a reference …

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