Envisat enables first global check of regional methane emissions
The SCIAMACHY sensor aboard Envisat has performed the first space-based measurements of the global distribution of near-surface methane, one of the most important greenhouse gases. As reported in Thursday's issue of Science Express, the results show larger than expected ...Giant iceberg B-15A edges past floating ice pier
...ss. And because ASAR measures surface texture, the sensor is extremely sensitive to different types of ice for example clearly delineating the older rougher surface of the Drygalski ice tongue from the surrounding sea ice. The Drygalski ice tongue is located at the opposite end of McMurdo Sound from the U...Engineers develop biowarfare sensing elements for future highly sensitive nerve-gas detectors
...neer at The University of Texas at Austin. The new sensor technology, which was more sensitive and much more...ccurately mimic sarin and other nerve agents. The sensor element responded to as few as about 50 molecules of the DMMP in a billion air molecules. Both the ...Views from space help oil prospectors see deep underground
...ay of geophones. Sophisticated processing of these sensor data creates a three-dimensional picture of the underlying geology of the survey area. "The modern vibroseis technique has spatial resolution sufficient not just to identify oil and gas reservoirs, but also to show internal details such as their ...Entrepreneurism Center at UC San Diego funds commercialization of lung, shock, other devices
...rofessor Todd demonstrated a prototype for a novel sensor concept based on fiber optics and a thin flexible ...sitivity to electromagnetic interference, and easy sensor multiplexing for greater spatial profile resolution. Todd now wants to go several steps further. The...Carbon nanotubes yield a new class of biological sensors
...ter. The Illinois researchers tested their glucose sensor by inserting it into a human tissue sample. Then t...t the strength of the fluorescence from the buried sensor was directly related to the glucose concentrations in the tissue....Selective coatings create biological sensors from carbon nanotubes
...ir technique by creating a near-infrared nanoscale sensor that detects glucose. The sensor could be inserted into tissue, excited with a laser pointer, and provide real-time, continuous monit...ESA at the world's largest medical exhibition
...e. Taking advantage of its wealth of experience in sensor technology development and in the management of international projects, ESA has started to support and market telemedicine services via satellite. In parallel, ESA also plays a role as a coordinator of international telemedicine organisations w...Monitoring life, one breath at a time
...nanotubes, polymers and silicon into a capnography sensor -- a human breathing monitor. Alexander Star and ...rsity of California, Los Angeles, describe the new sensor in the cover article of the November 15 issue of the journal Advanced Materials. Their study shows t...Perfect pitch, portable bone-health monitor
...abstracts. In addition, a portable bone-health sensor and a study that shows how English and French classical music reflects the rhythm and melody of English and French speakers will be featured at a meeting press luncheon to be held on Tuesday, November 16 from 11:30 a.m.-1:00 p.m. in the Esquire Room ...Optics meeting tips: Internal fingerprints, no cell left behind, 3-D reality
...s hard to fool as the movies can imagine. The new sensor uses multiple colors of light to measure the subsurface structure of the finger, sending visible light and very near infrared light into the finger. This new development builds on work that shows that tiny capillaries under the fingerprint also have ...News briefs from the journal CHEST, May 2004
... One common error is caused at "zeroing" when the sensor measures an air pressure gradient when there is ac...volume-time curve. Errors also can occur when the sensor is obstructed by condensation of water vapor, mucus, or a subject's fingers. These two technical pr...Insulin pump benefits preschoolers with diabetes
...s were measured and each child was given a special sensor for 72 hours that continuously tracked blood sugars to show how stable they were over time. Parents were asked about quality of life issues related to their child's diabetes care. Families were seen in clinic once a month for medical care and diabete...Electronic nose device proves effective for diagnosing pneumonia and sinusitis
...y used. Breath samples are taken with a hand-held sensor about the size of child's video game player connected to a standard oxygen mask with cup, as the patient breathes normally. Readings are displayed by connecting the device to a laptop computer. "Flexibility and ease-of-use are the greatest advan...Sounds of New York, evidence for a preferred ear, ultrasound for the eye
...echnically, this process only requires an acoustic sensor or two and a very small amount of computer power (5aEA9). In another paper, Lanbo Liu of the USA Cold Regions Res. and Eng. Lab. ( lanbo.liu@erdc.usace.army.mil ) will describe how time-reversed acoustics might be used to locate objects, such as the...Optical glucose sensor holds promise for diabetics and intensive care patients
...Santa Cruz, have developed a novel optical glucose sensor that could be used to provide continuous monitorin...tients. Recently published studies showed that the sensor detects glucose under physiological conditions, giving a reversible fluorescent signal that changes ...Keeping grandma safe and healthy with biosensors
...d healthy may someday be as simple as using a tiny sensor that can reliably track her movements. An Oregon H...ver takes a walk suddenly leaves the building, the sensor may be invaluable in alerting caregivers to a subtle, but important cognitive change, as well as ave...UF 'smart home' demonstrates concept of automated elderly help and care
...f Florida. The house melds the latest computer and sensor technology to provide automatically the assistance at home that many people need as they age. Consisting of a fully furnished living room, kitchen, bedroom and bathroom, the house takes up the better part of a fourth-floor computer laboratory in UF...Hearing aid research gets federal boost
...tutes of Health to support the biomimetic acoustic sensor research of Professor Ron Miles is expected to lead to a revolution in hearing aid technology within the next four years. President Lois B. DeFleur noted that the award builds on the University's momentum by bringing new support and attention to a cr...Brain signals from the paralyzed or injured captured by computer
...e BrainGate BCI consists of a microelectrode array sensor implanted into the motor cortex, an external cart containing computer hardware, and software that processes and decodes neural signals. Although no humans have been implanted with BrainGate yet, the device has been designed to meet human safety requi...