نتایج جستجو برای: apparent diffusion coeffi cient

تعداد نتایج: 279086  

2008
Tyrone Donnon

The Biggs’ Study Process Questionnaire (SPQ) was used to test competing models of students’ approaches to learning in a sample of undergraduate students (n = 125) from an inquiry based Bachelor of Health Sciences program. In addition to an internal consistency and test-retest reliability analysis of the SPQ, confi rmatory factor analysis was used to evaluate the goodness-of-fi t of two competin...

2010
R. MiUra

The paper deals with t he relative convergence of a d oubly-infini te set of equations pertaining to a boundary value problem in a waveguide. It is shown that the solution for t he equations converges differently for different choices of the co mbination of t he number of equations from the two sets. This is demonstrated by st udying t he co nvergence proper ties of t he truncated set of equati...

2013
P. VÁŇOVÁ

P. Vaňová, J. Sojka. VŠB Technical u niversity of O strava, FMME, Ostrava, Czech Republic This paper is dealing with hydrogen embrittlement of austenitic-ferritic 2205 duplex steel using the slow strain rate test (SSRT). The original material was subjec ted to heat treatment under 700 °C during 5 hours and f ollowing aircooling with the aim of pr ovoking sigma phase pr ecipitation and embrittle...

2008
Andrew Leigh

81 National Tax Journal Vol. LXI, No. 1 March 2008 Abstract Do income taxes levied at a state or regional level affect the after–tax distribution of income? Or do workers merely move between regions, causing pre–tax wages to adjust? Using the full income tax parameters for all U.S. states from 1977–2002, I create a “simulated tax redistribution index” that captures the mechanical impact of chan...

Journal: :Advanced materials 2012
Susan A Odom Sarut Chayanupatkul Benjamin J Blaiszik Ou Zhao Aaron C Jackson Paul V Braun Nancy R Sottos Scott R White Jeffrey S Moore

The mechanical durability of conductive materials affects the performance and lifetimes of devices ranging from electrical circuits to battery electrode materials. Mismatches in thermal expansion coeffi cient, Young’s modulus, and Poisson’s ratio between the conductive materials and packaging materials in integrated circuits lead to delaminations and fractures both within conductive pathways an...

Journal: :Magnetic Resonance in Medicine 2001

Journal: :The European Research Journal 2022

Objectives: The purpose the study was to evaluate role of diffusion weighted magnetic resonance imaging (DW-MRI) in diagnosis benign and malignant breast lesions, calculate a cut-off apparent coefficient (ADC) value explore use relative ADC (r ADC) for improving sensitivity specificity MRI cancer. Methods: This retrospective based on cohort patients who underwent dynamic contrast enhanced (DCE)...

Journal: :iranian journal of radiology 0
huseyin ozkurt department of radiology, sisli etfal education and research hospital, istanbul, turkey; department of radiology, sisli etfal education and research hospital, istanbul, turkey. tel: +90-5325958625, fax: +90-2122965467, e-mail:[email protected] firat keskiner department of radiology, sisli etfal education and research hospital, istanbul, turkey ozan karatag department of radiology, canakkale onsekiz mart university faculty of medicine, canakkale, turkey canan alkim department of gastroenterology, sisli etfal education and research hospital, istanbul, turkey sukru mehmet erturk department of radiology, sisli etfal education and research hospital, istanbul, turkey muzaffer basak department of radiology, sisli etfal education and research hospital, istanbul, turkey

background hepatic fibrosis is a typical complication of chronic liver diseases resulting in cirrhosis that remains a major public health problem worldwide. liver biopsy is currently the gold standard for diagnosing and staging hepatic fibrosis. percutaneous liver biopsy; however, is an invasive procedure with risks of complications. therefore, there is need for alternative non-invasive techniq...

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