Researchers have discovered a technique for controlling the sensitivity of graphene chemical sensors.

Nanotechnology - Nanomaterials

May 08, 2013 5 / 5 (2) 0 |

(Phys.org) —Scientists at the Naval Research Laboratory have developed a vapor sensor based on new monolayer materials that show great potential for future nanoscale electronic devices.

Nanotechnology - Nanomaterials

Apr 01, 2013 not rated yet 0 |

(Phys.org) —A sophisticated nanostructure renders a wafer-thin paper made of electrically conductive vanadium pentoxide fibres both tough and pliable.

Nanotechnology - Nanomaterials

Mar 28, 2013 5 / 5 (3) 4 |

An humidity sensor developed by the Physikalisch-Technische Bundesanstalt (PTB), the SEALDH laser hygrometer, has proven its worth when used aboard an aircraft; it fulfils all pre-conditions to be used as ...

Space & Earth - Earth Sciences

Mar 04, 2013 not rated yet 5

(Phys.org)—They can absorb vast amounts of oil or organic compounds, yet they are nearly as light as air: highly porous solids made of a three-dimensional network of carbon nanotubes. In the journal Angewandte Ch ...

Chemistry - Materials Science

Feb 26, 2013 5 / 5 (4) 0 |

Gas sensors developed in a European project now enable the implementation of cheaper and smaller instruments with equal or higher speed and sensitivity than current laboratory-grade instruments.

Technology - Engineering

Jan 22, 2013 not rated yet 0

Chicago's skyline is going green, as property managers install energy efficient tools like motion-detectors on office lights, in a project officials hope will inspire changes across the United States.

Technology - Energy & Green Tech

Dec 09, 2012 4.3 / 5 (7) 1

NASA's new 'Black Marble' images of the nighttime Earth aren't so black. They reveal that our globe is heavily littered with excessive and wasteful lighting that produces light pollution – a bright glow over o ...

Space & Earth - Space Exploration

Dec 07, 2012 4.8 / 5 (6) 13

(Phys.org)—The "Mighty Eagle," a NASA robotic prototype lander, reached its highest altitude and velocity—and longest duration—on Oct. 25 when it soared to a height of more than 150 feet during a flight ...

Space & Earth - Space Exploration

Nov 01, 2012 4.8 / 5 (4) 3

Imagine navigating through a grocery store with your cell phone. As you turn down the bread aisle, ads and coupons for hot dog buns and English muffins pop up on your screen. The electronics industry would ...

Physics - Optics & Photonics

Oct 17, 2012 4.5 / 5 (8) 1 |

(Phys.org)—If you ease up on a pencil, does it slide more easily? Sure. But maybe not if the tip is sharpened down to nanoscale dimensions. A team of researchers at the National Institute of Standards and Technology (NIST) ...

Nanotechnology - Nanomaterials

Oct 17, 2012 4.3 / 5 (3) 1 |

Carbon nanotubes offer a powerful new way to detect harmful gases in the environment. However, the methods typically used to build carbon nanotube sensors are hazardous and not suited for large-scale production.

Nanotechnology - Nanomaterials

Oct 09, 2012 5 / 5 (2) 1 |

(Phys.org) -- Research by Nosang Myung, a professor at the University of California, Riverside, Bourns College of Engineering, has enabled a Riverside company to develop an "electronic nose" prototype that ...

Technology - Engineering

Aug 21, 2012 not rated yet 2 |

German scientists at the TU Darmstadt have developed semiconductor lasers that emit light over a wavelength range of 100 nm, a new world record for a single semiconductor laser. Such lasers might allow more ...

Physics - General Physics

Aug 21, 2012 5 / 5 (2) 2

(Phys.org) -- Lawrence Livermore National Laboratory researchers have discovered a new method to control the conductivity of materials that could eventually apply to fuel cells, batteries and gas sensors.

Physics - Condensed Matter

Aug 15, 2012 4.8 / 5 (6) 1 |