Magnetic field sensors are a contact- and wear-free means of measuring the position of machine parts and products. A new generation of Hall sensors is now making the process even more precise and free of ...
Jun 11, 2013
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(Phys.org) —A Wayne State University researcher understands that the three most important things about real estate also apply to small ground robotic vehicles: location, location, location.
May 14, 2013
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(Phys.org) —Researchers at the Antarctic research station IceCube are reporting that they've detected the highest ever energy neutrinos ever observed. In their paper they've uploaded to the preprint server ...
Apr 26, 2013
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(Phys.org) —Every year millions of birds make heroic migratory journeys across oceans and continents guided by the Earth's magnetic field. How they detect those magnetic fields has puzzled scientists for ...
Apr 26, 2013
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Medical radiography is basically a species of photography. Historically, the patient's limb would be positioned between an x-ray source and a photographic plate. The plate would be exposed and developed, ...
Apr 23, 2013
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Without hi-tech magnetic sensors, rovers wouldn't be able to roam around Mars. These same sensors will soon boost terrestrial travel by improving the machinery that moulds parts for cars and aircraft here ...
Apr 23, 2013
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Geophysicists have disproved a long-held belief that changes in solar activity can be linked to increased earthquake activity.
Apr 11, 2013
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Airports, nuclear power stations, industrial and research sites, or even your own garden – there are many places that need to be protected against unauthorized access, and often protection is required 24 hours a day, seven ...
Mar 27, 2013
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(Phys.org) —Materials scientists have been for some time preparing artificial ceramic systems that simply do not exist in nature, allowing scientists to engineer particularly interesting and even technologically ...
Mar 14, 2013
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Magnetism and electricity are two of the fundamental forces of nature. Combining them in a single multiferroic material in which one controls the other is not only of basic interest, but also relevant for ...
Feb 22, 2013
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(Phys.org)—Oh, no. Not another reason to count your smartphone blessings? To feel so lucky to have a phone loaded with accelerometer and GPS? Oh, yes. Engineers at UK-based Cambridge Consultants have developed electronic automati ...
Nov 12, 2012
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Researchers have demonstrated theoretically that oscillation of 5–140 GHz is possible by supplying direct current to a ferromagnetic nanocontact device.
Nov 08, 2012
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(Phys.org)—A team led by Oak Ridge National Laboratory's Ho Nyung Lee has discovered a strain relaxation phenomenon in cobaltites that has eluded researchers for decades and may lead to advances in fuel cells, magnetic ...
Sep 20, 2012
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Window contacts tell users if a window is open or closed. Typically, such sensors are wire-based. Scientists working with industry partners recently developed a new system that operates without wires or batteries. ...
Sep 05, 2012
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Graphene — a single layer of carbon atoms packed in a hexagonal lattice — has a number of appealing properties owing to its two-dimensional geometry. It has, for one thing, good electrical conductivity ...
Aug 15, 2012
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