News articles tagged with 'device'
New device can extract human DNA very fast
— 6 May 2013 18:56 | TechnologyEngineers have created a device that can extract human DNA in a simpler and more efficient way than conventional methods. They designed microscopic probes that dip into a fluid sample…
Biocompatible graphene transistor array reads cellular signals
— 2 Dec 2011 10:47 | TechnologyResearchers have demonstrated, for the first time, a graphene-based transistor array that is compatible with living biological cells and capable of recording the electrical signals…
Graphene lights up with new possibilities
— 29 Nov 2011 21:40 | ChemistryThe future brightened for organic chemistry when researchers at Rice University found a highly controllable way to attach organic molecules to pristine graphene, making the miracle…
Terminator-style info-vision takes step towards reality
— 22 Nov 2011 16:41 | TechnologyThe streaming of real-time information across your field of vision is a step closer to reality with the development of a prototype contact lens that could potentially provide the wearer…
Device drops blood pressure in patients with difficult-to-treat hypertension
— 6 Apr 2011 18:31 | HealthA device designed to treat people with resistant hypertension helped lower blood pressure by 33 points, a substantial drop that would otherwise require patients to take an additional…
Engineers create vibrant colours in vertical silicon nanowires
— 4 Apr 2011 18:36 | TechnologyEngineers may soon be singing, 'I'm going to wash that grey right out of my nanowires,' thanks to a colourful discovery by a team of researchers from Harvard University and Zena Technologies.…
First polymer solar-thermal device heats home, saves money
— 4 Apr 2011 18:12 | TechnologyA new polymer-based solar-thermal device is the first to generate power from both heat and visible sunlight - an advance that could shave the cost of heating a home by as much as 40…
Self-cooling observed in graphene electronics
— 4 Apr 2011 17:49 | TechnologyWith the first observation of thermoelectric effects at graphene contacts, University of Illinois researchers found that graphene transistors have a nanoscale cooling effect that reduces…
Getting the point: Real-time monitoring of atomic-microscope probes adjusts for wear
— 1 Apr 2011 15:24 | TechnologyScientists at the National Institute of Standards and Technology (NIST) have developed a way to measure the wear and degradation of the microscopic probes used to study nanoscale structures…
Remove children's catheters as soon as possible to prevent bloodstream infections
— 1 Apr 2011 15:12 | HealthHospitals can reduce the risk of life-threatening bloodstream infections in children with peripherally inserted central venous catheters by assessing daily the patient's progress and…