نتایج جستجو برای: lead free shields

تعداد نتایج: 836515  

Journal: :Archives of ophthalmology 2005
Nicolas Feltgen Claudia Auw-Haedrich Renate Buchen Lutz L Hansen

Financial Disclosure: None. Correspondence: Dr Shields, Ocular Oncology Service, Wills Eye Hospital, 840 Walnut St, Philadelphia, PA 19107 (mvenditto @shieldsoncology.com). Funding/Support: Support provided by the Paul Kayser International Award of Merit in Retina Research, Houston, Tex (Dr J. Shields), Macula Foundation, New York, NY (Dr C. Shields), the Noel T. and Sara L. Simmonds Endowment ...

Journal: :Scandinavian Journal of Work, Environment & Health 1998

2011
Mirza Bichurin Vladimir Petrov Anatoly Zakharov Denis Kovalenko Su Chul Yang Deepam Maurya Vishwas Bedekar Shashank Priya

Magnetoelectric (ME) composites that simultaneously exhibit ferroelectricity and ferromagnetism have recently gained significant attention as evident by the increasing number of publications. These research activities are direct results of the fact that multiferroic magnetoelectrics offer significant technological promise for multiple devices. Appropriate choice of phases with co-firing capabil...

2013
Fredric V. Vencl Camila A. Plata Robert B. Srygley

1. The fate of an immature herbivorous insect depends on its mother’s ability to locate a host that fosters optimal growth. However, immature performance and survival is often decoupled from female host preference. 2. We used defence manipulation and exclusion experiments to investigate how oviposition choices impact survival in the diet-specialised leaf beetle, Acromis sparsa , whose larvae ar...

Journal: :The Journal of Engineering 2023

An evaluation of the performance a recently developed formulation (lead-free) Sodium-Bismuth titanate – Barium Titanate (NBT-BT) piezoceramic is presented through construction and testing several immersion transducers based around new material “Pz12” from CTS Ferroperm (Kvistgaard, Denmark). Results are intended to yield insight into applicability this lead-free for use within industrial, NDT, ...

Journal: :RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin 2014
M Liebmann T Lüllau A Kluge B Poppe H von Boetticher

PURPOSE Although the use of thyroid shields for patients for head CT examinations is reasonable and even required by German regulations, so far available shields are often not used due to difficult applicability. New shields that are easier to use and therefore may gain wider acceptance and more frequent use are now available. In this work two new patient shields are investigated regarding thei...

2004
Jasbir Bath Quyen Chu Alan Donaldson

With the upcoming European ROHS legislation and other global movements to lead-free assembly, the NEMI lead-free rework group investigated and developed lead-free rework processes for medium to high-end computer products. The work concentrated on development of lead-free hot air convection rework for PBGA, CBGA, and uBGA, and lead-free hand soldering rework for TSOP and 2512 chip components on ...

2003
Peter B. Moyle Patrick K. Crain Keith Whitener Jeffrey F. Mount

Peter B. Moyle, Patrick K. Crain, Keith Whitener, & Jeffrey F. Mount Department of Wildlife, Fish, and Conservation Biology, University of California, 1 Shields Avenue, Davis CA 95616, U.S.A. (email: [email protected]) The Nature Conservancy, Cosumnes River Preserve, 13501 Franklin Blvd., Galt CA 95632, U.S.A. Department of Geology, University of California, 1 Shields Avenue, Davis CA 95616 U...

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