News tagged with gas sensors

Plastic laser detects tiny amounts of explosives

(PhysOrg.com) -- Detecting hidden explosives is a difficult task but now researchers in the UK have developed a completely new way of detecting them, with a laser sensor capable of detecting molecules of explosives ...

Physics / Condensed Matter

created Jun 08, 2010 | popularity 5 / 5 (11) | comments 1 | with audio podcast report

A blue gem for greener fuel

(PhysOrg.com) -- Sapphire, a brilliant blue gemstone most familiar in jewelry, may soon play an important part in making coal a cleaner fuel source.

Technology / Engineering

created Mar 19, 2010 | popularity 4.2 / 5 (9) | comments 0 | with audio podcast

New graphene discovery boosts oil exploration efforts, could enable self-powered microsensors

(PhysOrg.com) -- Researchers at Rensselaer Polytechnic Institute have developed a new method to harvest energy from flowing water. This discovery aims to hasten the creation of self-powered microsensors for ...

Nanotechnology / Nanomaterials

created Jul 19, 2011 | popularity 3.9 / 5 (8) | comments 8 | with audio podcast

Graphene foam detects explosives, emissions better than today's gas sensors

(PhysOrg.com) -- A new study from Rensselaer Polytechnic Institute demonstrates how graphene foam can outperform leading commercial gas sensors in detecting potentially dangerous and explosive chemicals. The ...

Nanotechnology / Nanomaterials

created Nov 24, 2011 | popularity 3.9 / 5 (8) | comments 3 | with audio podcast

Icy exposure creates armored polymer high tech foams

(PhysOrg.com) -- Chemists and engineers at the University of Warwick have found that exposing particular mixtures of polymer particles and other materials to sudden freeze-drying can create a high-tech armored foam that could ...

Nanotechnology / Nanomaterials

created Jul 28, 2009 | popularity 4.3 / 5 (6) | comments 0

Nanowires for the electronics and optoelectronics of the future

Organic semiconductors are very promising candidates as starting materials for the manufacture of cheap, large area and flexible electronic components such as transistors, diodes and sensors on a scale ranging ...

Nanotechnology / Nanophysics

created Jun 23, 2010 | popularity 5 / 5 (5) | comments 0

Porous crystals for natural gas storage

(PhysOrg.com) -- Porous crystals called metal-organic frameworks, with their nanoscopic pores and incredibly high surface areas, are excellent materials for natural gas storage. But with millions of different ...

Chemistry / Materials Science

created Nov 06, 2011 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Breath or urine analysis may detect cancer, diabetes

(PhysOrg.com) -- A future sensor may take away a patient's breath while simultaneously determining whether the patient has breast cancer, lung cancer, diabetes or asthma. A University of Missouri researcher is developing ...

Chemistry / Analytical Chemistry

created Mar 10, 2009 | popularity 5 / 5 (4) | comments 1

Study takes novel 'back-casting' approach to transform cities for healthier lives

Researchers at four of the country's leading universities are embarking on a low carbon engineering project that could transform the way cities are built, as well as the way we live in them, by taking a novel 'back-casting' ...

Space & Earth / Environment

created May 29, 2012 | popularity 5 / 5 (4) | comments 0

New laser -- it's a gas, gas, gas... sensor

(PhysOrg.com) -- A new generation of optical sensors is enabling the development of robust, long-lasting, lighting-fast trace gas detectors for use in a wide range of industrial, security and domestic applications.

Technology / Engineering

created Dec 04, 2009 | popularity 4.8 / 5 (4) | comments 0

Scientists carve nanowires out of ultrananocrystalline diamond thin films

A team of scientists working at Argonne National Laboratory's (ANL) Center for Nanoscale Materials has successfully carved ultrananocrystalline diamond (UNCD) thin films into nanowires, boosting the material's functionality ...

Nanotechnology / Nanophysics

created Nov 04, 2011 | popularity 4.8 / 5 (4) | comments 1 | with audio podcast

Newly identified enzymes help plants sense elevated CO2 and could lead to water-wise crops

Biologists have identified plant enzymes that may help to engineer plants that take advantage of elevated carbon dioxide to use water more efficiently. The finding could help to engineer crops that take advantage of rising ...

Biology / Cell & Microbiology

created Dec 13, 2009 | popularity 5 / 5 (3) | comments 0

New gas sensor chip paves the way to autonomous e-nose

Imec and Holst Centre researchers have developed very sensitive integrated sensing elements for gas detection. The polymer-coated microbridges in high-density arrays can detect ppm-level concentrations of ...

Technology / Semiconductors

created Jun 09, 2010 | popularity 5 / 5 (3) | comments 0

NRL designs robot for shipboard firefighting

(PhysOrg.com) -- In both war and peacetime scenarios, fire in the shipboard environment is serious and frequently results in excessive damage and high repair costs because the fire is not detected or controlled ...

Electronics / Robotics

created Mar 08, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Insect cyborgs may become first responders, search and monitor hazardous environs

(PhysOrg.com) -- Research conducted at the University of Michigan College of Engineering may lead to the use of insects to monitor hazardous situations before sending in humans.

Technology / Engineering

created Nov 23, 2011 | popularity 4.7 / 5 (3) | comments 4 | with audio podcast