Sniff, sniff, sniff -- Yum! Sniff, sniff, sniff -- Oh, yuck!!! For almost 25 years, chemists and other scientists have tried to build a machine that can do exactly that.
Analytical Chemistry
Nov 2, 2009
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Imagine a polka-dotted postage stamp-sized sensor that can sniff out some known poisonous gases and toxins and show the results simply by changing colors.
Biochemistry
Sep 13, 2009
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(PhysOrg.com) -- Sniffing out any potential contaminants on the International Space Station where it was stationed for the last six months, the JPL-built electronic nose, or ENose, is homeward bound.
Space Exploration
Sep 11, 2009
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In a new approach to an effective "electronic tongue" that mimics human taste, scientists in Illinois are reporting development of a small, inexpensive, lab-on-a-chip sensor that quickly and accurately identifies sweetness ...
Analytical Chemistry
Aug 17, 2009
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(PhysOrg.com) -- Scientists from CSIRO's Food Futures Flagship have made a breakthrough in efforts to extend the sensory range of 'electronic noses' (e-noses) by developing a system for comparing their performance against ...
Biochemistry
Jul 29, 2009
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A team of researchers from the Yale University (United States) and a Spanish company have developed a system to detect the vapours emitted by human skin in real time. The scientists think that these substances, essentially ...
Analytical Chemistry
Jul 22, 2009
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(PhysOrg.com) -- In 2006 researchers established that dogs could detect cancer by sniffing the exhaled breath of cancer patients. Now, using nanoscale arrays of detectors, two groups of investigators have shown that a compact ...
Bio & Medicine
Apr 27, 2009
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(PhysOrg.com) -- A unique polymer that allows sensors to detect nerve agents and other toxic industrial chemicals in the air is now available to companies developing chemical detectors for emergency personnel, indoor air ...
Analytical Chemistry
Apr 15, 2009
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(PhysOrg.com) -- An advanced sensor technique and data processing used to monitor air conditioning inside space stations is now being used in an innovative fire protection system for Stockholm’s metro system.
Engineering
Mar 9, 2009
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