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<title>Phys.org: Phys.Org news tagged with: filters</title>
<link>http://phys.org/</link>
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<description>Phys.org internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine.</description>

 <item>
     <title>Environmental bridge over troubled waters</title>
   	 <description>A breakthrough innovation designed to purify water through the rapid removal of oily pollutants, could have major environmental benefits in agriculture and manufacturing industries.</description>
     <link>http://phys.org/news287221885.html</link>
	 <category>Technology</category>
	 <pubDate>Wed, 08 May 2013 09:50:04 EST</pubDate>
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     <title>Panasonic tech fixes color setbacks in low light photos  (w/ video)</title>
   	 <description>(Phys.org) —Panasonic's new color filtering technology is in the news this week after a video from DigInfo TV presented what imaging experts at Panasonic have been up to, and that is using &quot;micro color splitters,&quot; which achieve twice the brightness than before possible. These micro color splitters replace a traditional filter array over the image sensor. The result from the new approach is especially relevant for those working with low light photography—situations wherever there is less than daytime light outside, or any indoor photography without much ambient light. The researchers found their new approach could almost double the brightness in photos taken in low light environments. Saying no to traditional color filters, the researchers wanted a technique where light is captured without any loss.</description>
     <link>http://phys.org/news283780410.html</link>
	 <category>Technology</category>
	 <pubDate>Fri, 29 Mar 2013 13:40:01 EST</pubDate>
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     <title>DARPA envisions the future of machine learning</title>
   	 <description>Machine learning – the ability of computers to understand data, manage results, and infer insights from uncertain information – is the force behind many recent revolutions in computing. Email spam filters, smartphone personal assistants and self-driving vehicles are all based on research advances in machine learning. Unfortunately, even as the demand for these capabilities is accelerating, every new application requires a Herculean effort.  Even a team of specially-trained machine learning experts makes only painfully slow progress due to the lack of tools to build these systems.</description>
     <link>http://phys.org/news282989708.html</link>
	 <category>Technology</category>
	 <pubDate>Wed, 20 Mar 2013 09:15:21 EST</pubDate>
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     <title>Researchers devise hidden dune filters to treat coastal stormwater runoff</title>
   	 <description>When it rains, untreated stormwater can sweep pollutants into coastal waters, potentially endangering public health. Now researchers from North Carolina State University have developed low-cost filtration systems that are concealed beneath sand dunes and filter out most of the bacteria that can lead to beach closures.</description>
     <link>http://phys.org/news282908205.html</link>
	 <category>Space &amp; Earth</category>
	 <pubDate>Tue, 19 Mar 2013 10:37:32 EST</pubDate>
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     <title>Herbal defluoridation of drinking water</title>
   	 <description>Researchers in India have developed a filter system based on a medicinal herb, which they say can quickly and easily remove &quot;fluoride&quot; from drinking water. The technology described in the March issue of the International Journal of Environmental Engineering uses parts of the plant Tridax procumbens as a biocarbon filter for the ion.</description>
     <link>http://phys.org/news281700175.html</link>
	 <category>Space &amp; Earth</category>
	 <pubDate>Tue, 05 Mar 2013 10:05:47 EST</pubDate>
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     <title>Nanosponge filters out herbicide poisons</title>
   	 <description>(Phys.org)—New research has demonstrated the potential of a new kind of nanomaterial to filter out environmental toxins in water.</description>
     <link>http://phys.org/news277972820.html</link>
	 <category>Nanotechnology</category>
	 <pubDate>Mon, 21 Jan 2013 06:40:29 EST</pubDate>
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     <title>Kodak scientist, inventor of Bayer filter, dies</title>
   	 <description>(AP)—A retired Kodak scientist and the inventor of a widely used color filter array that bears his name has died. Bryce Bayer was 83.</description>
     <link>http://phys.org/news272910607.html</link>
	 <category>Technology</category>
	 <pubDate>Fri, 23 Nov 2012 16:30:19 EST</pubDate>
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     <title>Filtering spam: Researchers propose new method to rid inboxes of unwanted email</title>
   	 <description>Spammers have recently turned high-tech, using layers of images to fool automatic filters. Thanks to some sophisticated new cyber-sleuthing, researchers at Concordia University's Institute of Information Systems Engineering are working toward a cure.</description>
     <link>http://phys.org/news272637268.html</link>
	 <category>Technology</category>
	 <pubDate>Tue, 20 Nov 2012 12:34:52 EST</pubDate>
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     <title>Australia abandons mandatory Internet filter plan</title>
   	 <description>The Australian government has abandoned its 5-year-old pledge to mandate a filter blocking child pornography and other objectionable Internet content.</description>
     <link>http://phys.org/news271654894.html</link>
	 <category>Technology</category>
	 <pubDate>Fri, 09 Nov 2012 04:10:06 EST</pubDate>
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     <title>Fish skin structure explains biological cloaking</title>
   	 <description>The highly effective optical means by which silvery fish, such as the European sardine and Atlantic herring, camouflage themselves from predators is explained this month in Nature Photonics.</description>
     <link>http://phys.org/news270018760.html</link>
	 <category>Physics</category>
	 <pubDate>Sun, 21 Oct 2012 13:00:23 EST</pubDate>
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     <title>'No politics' tool seeks to keep media 'social'</title>
   	 <description>For people fed up with politics on their social Web feeds as the US election race hots up—online and elsewhere—in its final few weeks, help is on the way.</description>
     <link>http://phys.org/news268729321.html</link>
	 <category>Technology</category>
	 <pubDate>Sat, 06 Oct 2012 08:02:09 EST</pubDate>
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     <title>No slowdown in sight for cyber attacks, experts say</title>
   	 <description>Cyber attacks are accelerating at a pace that suggests the Internet - already a risky environment - is likely to pose a steadily growing threat to individuals and companies for years to come.</description>
     <link>http://phys.org/news262971822.html</link>
	 <category>Technology</category>
	 <pubDate>Tue, 31 Jul 2012 16:44:10 EST</pubDate>
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     <title>NTU start-up launches world's first 3-in-1 water monitoring system</title>
   	 <description>Water companies will be able to cut down two-thirds of their water monitoring operation costs with the latest state-of-the-art water sensing technologies developed at Nanyang Technological University (NTU).</description>
     <link>http://phys.org/news259405072.html</link>
	 <category>Technology</category>
	 <pubDate>Wed, 20 Jun 2012 09:58:04 EST</pubDate>
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     <title>Scientists evaluate different antimicrobial metals for use in water filters</title>
   	 <description>Porous ceramic water filters are often coated with colloidal silver, which prevents the growth of microbes trapped in the micro- and nano-scale pores of the filter. Other metals such as copper and zinc have also been shown to exhibit anti-microbial activity. </description>
     <link>http://phys.org/news257099976.html</link>
	 <category>Nanotechnology</category>
	 <pubDate>Thu, 24 May 2012 17:39:47 EST</pubDate>
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     <title>Recycled, reusable storm drain filter</title>
   	 <description>(Phys.org) -- A team of students from the University of California, Riverside Bourns College of Engineering won the top prize at an international environmental design competition this month for a reusable storm drain oil filter they designed out of 100 percent recycled materials.</description>
     <link>http://phys.org/news254474070.html</link>
	 <category>Space &amp; Earth</category>
	 <pubDate>Tue, 24 Apr 2012 08:14:52 EST</pubDate>
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     <title>EU court: Web sites need not check for IP breaches</title>
   	 <description>A European Union court ruled Thursday that social networking sites cannot be compelled to install general filters to prevent the illegal trading of music and other copyrighted material.</description>
     <link>http://phys.org/news248595395.html</link>
	 <category>Technology</category>
	 <pubDate>Thu, 16 Feb 2012 06:17:17 EST</pubDate>
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     <title>Bacterial filters reduce stink from big pig factories</title>
   	 <description>Concentrated animal feeding operations (CAFOs) on industrial animal factories can stink up an entire county, due to ammonia, and a smorgasbord of volatile organic compounds (VOCs). Jeppe Lund Nielsen of Aalborg University, Aalborg, Denmark, et al. report that biofiltration with microbial filters can remove most of the butyric acid, dimethyl disulfide, and ammonia from the exhaust air, along with other smelly compounds. The research is published in the December 2011 issue of the journal Applied and Environmental Microbiology.</description>
     <link>http://phys.org/news243246101.html</link>
	 <category>Biology</category>
	 <pubDate>Fri, 16 Dec 2011 08:50:01 EST</pubDate>
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     <title>Chinese go online to vent anger over pollution</title>
   	 <description>Millions of Chinese went online Tuesday to vent their anger over the thick smog that has blanketed Beijing in recent days, raising health fears and causing hundreds of flights to be cancelled.</description>
     <link>http://phys.org/news242367884.html</link>
	 <category>Space &amp; Earth</category>
	 <pubDate>Tue, 06 Dec 2011 04:24:54 EST</pubDate>
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     <title>Philips unveils revolutionary water disinfection solution</title>
   	 <description>Philips Lighting has today announced the launch of a new, complete and innovative water disinfection solution, Philips InstantTrust. This solution is based on cutting-edge disinfection technology optimized for point-of-use applications. For the first time water can be disinfected instantly, efficiently and independent of water temperature.</description>
     <link>http://phys.org/news239526165.html</link>
	 <category>Technology</category>
	 <pubDate>Thu, 03 Nov 2011 08:07:33 EST</pubDate>
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     <title>New material for air cleaner filters that captures flu viruses</title>
   	 <description>With flu season just around the corner, scientists are reporting development of a new material for the fiber in face masks, air conditioning filters and air cleaning filters that captures influenza viruses before they can get into people's eyes, noses and mouths and cause infection. The report on the fiber appears in ACS' journal Biomacromolecules.</description>
     <link>http://phys.org/news239453861.html</link>
	 <category>Chemistry</category>
	 <pubDate>Wed, 02 Nov 2011 11:58:24 EST</pubDate>
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     <title>Corning's 3Q profit rises 3 percent</title>
   	 <description>(AP) --  Specialty glass maker Corning Inc. said Wednesday its profit rose 3 percent in the third quarter, lifted by surging sales of glass for flat-panel televisions and optical fiber.</description>
     <link>http://phys.org/news238839973.html</link>
	 <category>Technology</category>
	 <pubDate>Wed, 26 Oct 2011 09:26:26 EST</pubDate>
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     <title>A substance from bacteria can lead to allergy-free sunscreen</title>
   	 <description>As the realisation that radiation emitted by the sun can give rise to skin cancer has increased, so also has the use of sunscreen creams. These creams, however, can give rise to contact allergy when exposed to the sun, and this has led to an increasing incidence of skin allergy. Scientists at the University of Gothenburg and Chalmers University of Technology are leading the hunt for a natural UV filter that does not have undesired effects.</description>
     <link>http://phys.org/news238754109.html</link>
	 <category>Chemistry</category>
	 <pubDate>Tue, 25 Oct 2011 09:35:46 EST</pubDate>
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     <title>Colored solar cells could make display screens more efficient</title>
   	 <description>(PhysOrg.com) -- A new kind of screen pixel doubles as a solar cell and could boost the energy efficiency of cell phones and e-readers. The technology could also potentially be used in larger displays to make energy-harvesting billboards or decorative solar panels.</description>
     <link>http://phys.org/news237197122.html</link>
	 <category>Nanotechnology</category>
	 <pubDate>Fri, 07 Oct 2011 09:05:36 EST</pubDate>
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     <title>Nanotech filter separates oil and water</title>
   	 <description>(PhysOrg.com) -- Water and oil may not mix, but, like two boxers nearing the end of the final round, they can get awfully tangled up.</description>
     <link>http://phys.org/news221934103.html</link>
	 <category>Nanotechnology</category>
	 <pubDate>Wed, 13 Apr 2011 17:22:21 EST</pubDate>
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	 <media:thumbnail url="http://cdn.physorg.com/newman/gfx/news/tmb/2011/nanotechfilt.jpg" width="90" height="90" />
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     <title>Exposure of humans to cosmetic UV filters is widespread</title>
   	 <description>An investigation conducted in the context of the Swiss National Research Programme (NRP50), Endocrine Disrupters: Relevance to Humans, Animals and Ecosystems, demonstrates for the first time that internal exposure of humans to cosmetic UV filters is widespread.</description>
     <link>http://phys.org/news207918823.html</link>
	 <category>Medicine &amp; Health</category>
	 <pubDate>Tue, 02 Nov 2010 12:50:01 EST</pubDate>
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     <title>NTU researchers develop world's smallest on-chip low-pass filter</title>
   	 <description>A research team from Nanyang Technological University (NTU, Singapore) has successfully designed the world's smallest on-chip low-pass filter which is 1,000 times smaller than existing off-chip filters.</description>
     <link>http://phys.org/news206785629.html</link>
	 <category>Technology</category>
	 <pubDate>Wed, 20 Oct 2010 09:27:26 EST</pubDate>
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     <title>Electrified nano filter promises to cut costs for clean drinking water</title>
   	 <description>With almost one billion people lacking access to clean, safe drinking water, scientists are reporting development and successful initial tests of an inexpensive new filtering technology that kills up to 98 percent of disease-causing bacteria in water in seconds without clogging.</description>
     <link>http://phys.org/news206194457.html</link>
	 <category>Nanotechnology</category>
	 <pubDate>Wed, 13 Oct 2010 13:50:01 EST</pubDate>
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     <title>Water study: Is colloidal silver necessary for bacteria removal?</title>
   	 <description>(PhysOrg.com) -- Nicole Heinley, a graduate student at Missouri University of Science and Technology, traveled to Guatemala twice in the past year to conduct research on ceramic pot filters that are used locally to remove bacteria from water. Now, Heinley's findings are about to be published in the Journal of Water Science and Technology.</description>
     <link>http://phys.org/news202572807.html</link>
	 <category>Space &amp; Earth</category>
	 <pubDate>Wed, 01 Sep 2010 15:14:10 EST</pubDate>
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     <title>High-speed filter uses electrified nanostructures to purify water at low cost</title>
   	 <description>(PhysOrg.com) -- By dipping plain cotton cloth in a high-tech broth full of silver nanowires and carbon nanotubes, Stanford researchers have developed a new high-speed, low-cost filter that could easily be implemented to purify water in the developing world.</description>
     <link>http://phys.org/news202464996.html</link>
	 <category>Nanotechnology</category>
	 <pubDate>Tue, 31 Aug 2010 09:17:11 EST</pubDate>
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     <title>Hospitals warned that wet breathing system filters transmit harmful bacteria and yeast</title>
   	 <description>Doctors have highlighted potential problems with the breathing system filters used in anaesthesia, including intensive care units, after demonstrating that they don't provide protection from harmful bacteria and yeast when they become wet.</description>
     <link>http://phys.org/news197632706.html</link>
	 <category>Medicine &amp; Health</category>
	 <pubDate>Tue, 06 Jul 2010 11:20:02 EST</pubDate>
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