Science news articles about 'chemical sensor'

  • NanoEngineers Print and Test Chemical Sensors on Underwear (w/ Video)

    ... PhysOrg.com) -- Chemical sensors printed directly on elastic underwear waistbands retained their sensing ... stretched, folded and pulled at the chemical-sensing printable electrodes - sensors that could one day be incorporated into intelligent ...
  • Flaky graphene makes reliable chemical sensors

    Scientists from the University of Illinois at Urbana-Champaign and the company Dioxide Materials have demonstrated that randomly stacked graphene flakes can make an effective chemical sensor.
  • Near-atomically flat silicon could help pave the way to new chemical sensors

    ... one day serve as the base for new biological and chemical sensors. The researchers will present their work at the AVS ... surface in the hopes of building new chemical or biological sensors. "At this point, I can't tell ...
  • Engineers fine-tune the sensitivity of nano-chemical sensor

    ... a technique for controlling the sensitivity of graphene chemical sensors. The sensors, made of an insulating base coated ... . Salehi-Khojin's team, and others, earlier found that graphene chemical sensors depended on a structural flaw around ...
  • 4 innovations vie for top U.K. award

    ... filter for diesel engines, a dime-sized chemical sensor and a bionic hand are the finalists for the United Kingdom's top engineering prize, the 2008 Royal ...
  • A first in integrated nanowire sensor circuitry

    ... with high uniformity. Nanostructures made with specific chemical, electronic, and other properties have a number of advantages over the same ... . We contemplate printing nanowire sensor circuitry — photosensors, chemical sensors, biosensors — not on silicon but on paper ...
  • 'Buckyballs' have high potential to accumulate in living tissue

    ... therapy to ultrahard coatings and military armor, chemical sensors and hydrogen-storage technologies for batteries ... . The researchers mixed buckyballs in a solution of water and a chemical called octanol, which has properties similar to fatty ...
  • Paperwork: Buckypapers clarify electrical, optical behavior of nanotubes

    ... flexible video displays, thin-film chemical sensors and other foldable electronics. One key design parameter for conductive films is the so-called “percolation ...
  • Sniffing out a better chemical sensor

    ... features even for chemicals it has not been trained to detect and is also robust enough to deal with changes in sensor response ... of sensor drift or aging. The researchers say that they are continuing to work on applications involving rapid identification of chemicals ...
  • NIST develops improved chemical sensor

    GAITHERSBURG, Md., Nov. 3 (UPI) -- U.S. government scientists say they've created an improved electronic chemical detector comprised of 16 microheater elements and eight types of sensors.
  • Tiny solar cells built to power microscopic machines

    ... as a power source for running a microscopic sensor for detecting dangerous chemicals and toxins. The detector, known ... the miniature solar array to the carbon nanotube chemical sensors. Jiang estimates they will be able to demonstrate ...
  • Researchers shed new light on catalyzed reactions

    ... to use the nanosensing capabilities of nanoshells to directly follow chemical reactions on the catalyst using light. "Nanoshells are among the world's most effective chemical sensors, and this study reveals another area ...
  • Pitt researchers create non-toxic clean-up method for potentially toxic nano materials

    ... in electronics or energy-conversion devices; and are sensitive chemical sensors, Star said. (Star created an early ... fully developed, this method could be administered as easily as chemical clean-ups in today's labs, Kagan and Star ...
  • Pitt researchers create atomic-sized one-stop shop for nanoelectronics

    ... piece of research with a lot of potential for electronics and sensors. It indicates that there could be other interesting developments and uses for oxide interfaces ... with other devices such as high-density memory, wiring, or chemical sensors that could rival the ultra-sensitive detectors ...
  • Researchers find better way to manufacture fast computer chips

    ... other materials. That makes it a good candidate material for chemical sensors. In this method, Padture and his Ohio ... so strongly with the silicon oxide surface that the chemical bonds between the graphene layers weaken, and the lower ...

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