News tagged with measurement results
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Search results for measurement results
New Automated Technique with Online Verification Eases Network Analyzer Calibration
Dec 16, 2009 |
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Verifying the accuracy of network analyzers—instruments that are used to measure key performance characteristics of electronic networks—was once an awkward process involving multiple steps and pieces of equipment.
More precise measurements of the W boson
Dec 21, 2009 |
3.8 / 5 (17) |
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(PhysOrg.com) -- "The W boson is one of the very few major building blocks of matter," Dmitri Denisov tells PhysOrg.com. "It is a member of a family of particles that is the most fundamental in nature. The W boson is res ...
Hunt for Higgs boson: Mass of top quark narrows search
Dec 07, 2009 |
4.7 / 5 (30) |
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(PhysOrg.com) -- New high-energy particle research by a team working with data from Fermi National Accelerator Laboratory further heightens the uncertainty about the exact nature of a key theoretical component ...
Magnetic field measurements of the human heart at room temperature
Dec 11, 2009 |
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A new optical sensor developed by the American National Institute of Standards and Technology was successfully tested by the Physikalisch-Technische Bundesanstalt (Germany) in the "magnetically best shielded ...
Research Suggests New Approach to Using Assessment Results to Improve Classroom Instruction
Other Sciences / Social Sciences
Dec 02, 2009 |
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(PhysOrg.com) -- Education researchers at the University of Arkansas have taken an important first step toward better understanding both formative assessment and how to get the information teachers need to ...
Most primary-care physician practices appear too small to adequately measure quality
Dec 08, 2009 |
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Most primary care physicians active in the Medicare program work in practices with too few patients to reliably measure significant differences in common measures of quality and cost performance, according to a study in the ...
Are patients losing sleep over blood pressure monitors?
Dec 17, 2009 |
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A widely used test for measuring nighttime blood pressure may interfere with patients' sleep, thus affecting the results of the test, reports a study in an upcoming issue of Clinical Journal of the American Society of Ne ...
Better-than-new LIDAR provides 24/7 atmospheric aerosol data
Space & Earth / Earth Sciences
Dec 08, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- A team of researchers from eight institutions led by Pacific Northwest National Laboratory has solved a software and hardware problem that had perplexed scientists studying atmospheric aerosols ...
Does weak equivalence break down at the quantum level?
Dec 08, 2009 |
4.5 / 5 (26) |
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(PhysOrg.com) -- One of the givens in physics is the weak equivalence principle. This principle has been considered solid since Einstein proposed that it is not possible to detect the difference between uniform acceleration ...
Researchers demonstrate nanoscale X-ray imaging of bacterial cells
Dec 07, 2009 |
5 / 5 (2) |
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An ultra-high-resolution imaging technique using X-ray diffraction is a step closer to fulfilling its promise as a window on nanometer-scale structures in biological samples. In the Proceedings of the National Ac ...
List of search results for measurement results
