نتایج جستجو برای: astm a516

تعداد نتایج: 3399  

2012
Russell Gentry

Recent efforts in the United States have led to the standardization of test methods for FRP composites for reinforcing and repairing concrete. These efforts are transitioning standards, originally published by the American Concrete Institute (Committee 440K), as ASTM standards under ASTM Committee D30, Composite Materials. One of the methods recently published involves the transverse shearing o...

Journal: :Archives of clinical neuropsychology : the official journal of the National Academy of Neuropsychologists 2005
Thomas Merten Paul Green Matthias Henry Nina Blaskewitz Robbi Brockhaus

Although symptom validity testing is an integral part of the repertory of neuropsychologists in a number of countries, this is not yet true for Germany. The German adaptations of two effort tests, the Medical Symptom Validity Test (MSVT) by Green and the Amsterdam Short-Term Memory Test (ASTM) by Schmand et al., were investigated with a German-language sample. An analog study was performed with...

2013
G. B. Ramesh Umesh Kumar Sharma

There are different test methods to determine the abrasion resistance of concrete subjected to number of various types of abrasion. There are number of different tests used in various countries and it is clear that there is no single test that adequately measures the abrasion resistance of concrete under all conditions. This paper covers the summary and classification of the various abrasion te...

2015
Kun Li Xiaojun Qian Shiyin Kang Pengfei Liu Helen M. Meng

This paper investigates the use of Multi-Distribution Deep Neural Networks (MD-DNNs) for integrating acoustic and statetransition models in free phone recognition of L2 English speech. In Computer-Aided Pronunciation Training (CAPT) system, free phone recognition for L2 English speech is the key model of Mispronunciation Detection and Diagnosis (MDD) in the cases of allowing freely speaking. A ...

Journal: :The British journal of ophthalmology 2004
P F Vinger J A Capão Filipe

AIMS To study the mechanism and the means of preventing soccer eye injuries. METHODS Kicked soccer ball velocities were measured for a range of ages and experience. Soccer balls (sizes 3, 4, and 5), inflated to 3, 6, and 9 psi, were impacted onto an artificial orbit and the results analysed at 1000 frames per second. Protective eyewear was fitted to a headform then impacted and evaluated. R...

2004
James D. McCurry

A new ASTM method was developed for the analysis of trace methanol in crude oil samples. This method relies on the use of two-dimensional heart-cutting gas chromatography to separate methanol from the complex matrix. A new microfluidic Deans switch was developed for the Agilent 6890N GC system that improves the performance of heart-cutting two-dimensional gas chromatography. This system was use...

Journal: :Journal of hazardous materials 2010
Renato Baciocchi Simona Berardi Iason Verginelli

Clean-up of contaminated sites is usually based on a risk-based approach for the definition of the remediation goals, which relies on the well known ASTM-RBCA standard procedure. In this procedure, migration of contaminants is described through simple analytical models and the source contaminants' concentration is supposed to be constant throughout the entire exposure period, i.e. 25-30 years. ...

2015
Litton Bhandari P. M. Mohite Anirudh Gupta Vipin Singh Panwar Bipin Tripathi

Natural fibers are widely used as reinforcing material in composites. Pine needles can be used as natural fibers which are abundantly found in the hilly areas of India. A study on tensile test of pine needles and the crack analysis of pine needles short fiber reinforced composites has been presented in this paper.ASTM D638-10 standard is followed for tensile testing and a number of specimen is ...

2013
Günter Kampf Sigunde Ruselack Sven Eggerstedt Nicolas Nowak Muhammad Bashir

BACKGROUND Some manufacturers recommend using 1.1 mL per application of alcohol-based handrubs for effective hand disinfection. However, whether this volume is sufficient to cover both hands, as recommended by the World Health Organization, and fulfills current efficacy standards is unknown. This study aimed to determine hand coverage for three handrubs (two gels based on 70% v/v and 85% w/w et...

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