Search results for sensor

Bio & Medicine 1 hour ago

Imaging technique shows new details of peptide structures

A new imaging technique developed by engineers at Washington University in St. Louis can give scientists a much closer look at fibril assemblies—stacks of peptides that include amyloid beta, most notably associated with ...

Plants & Animals 2 hours ago

How evolution has optimized the magnetic sensor in birds

Migratory birds are able to navigate and orientate with astonishing accuracy using various mechanisms, including a magnetic compass. A team led by biologists Dr. Corinna Langebrake and Prof. Dr. Miriam Liedvogel from the ...

Bio & Medicine 3 hours ago

Bioelectronic chip detects vitamins C and D in saliva in under 20 minutes

Researchers at the University of São Paulo (USP) in Brazil have developed a bioelectronic chip that simultaneously detects vitamins C and D in body fluids. It is flexible and easy to see and can be adapted for use in a wearable ...

Analytical Chemistry Apr 23, 2024

A non-equivalent co-doped strategy to improve the electrical properties of piezoelectric ceramics

In the field of aerospace, a high-temperature piezoelectric vibration sensor is one of the few key devices that can be monitored in a high-temperature and harsh environment, so it is particularly urgent to develop high performance ...

Earth Sciences Apr 23, 2024

NASA's CloudSat ends mission peering into the heart of clouds

CloudSat, a NASA mission that peered into hurricanes, tallied global snowfall rates, and achieved other weather and climate firsts, has ended its operations. Originally proposed as a 22-month mission, the spacecraft was recently ...

Earth Sciences Apr 23, 2024

Lakes worldwide are facing a slew of health issues that may become chronic

Like humans, lakes are living systems that can suffer from a number of health issues, including circulatory and respiratory problems, infections, nutritional imbalances, and heat-related illnesses. Without treatment, these ...

Condensed Matter Apr 23, 2024

The big quantum chill: Scientists modify common lab refrigerator to cool faster with less energy

By modifying a refrigerator commonly used in both research and industry, researchers at the National Institute of Standards and Technology (NIST) have drastically reduced the time and energy required to cool materials to ...

General Physics Apr 23, 2024

Hunting for the elusive: IceCube observes seven potential tau neutrinos

Researchers at the IceCube Neutrino Observatory in Antarctica have found seven signals that could potentially indicate tau neutrinos—which are famously hard to detect—from astrophysical objects.

Condensed Matter Apr 23, 2024

Study shines light on properties and promise of hexagonal boron nitride, used in electronic and photonics technologies

Single-photon emitters (SPEs) are akin to microscopic lightbulbs that emit only one photon (a quantum of light) at a time. These tiny structures hold immense importance for the development of quantum technology, particularly ...

Analytical Chemistry Apr 22, 2024

Preparation of single-atom catalysts for highly sensitive gas detecting

Gas sensors have been widely applied in areas such as medical health, environmental monitoring, and food safety. However, current gas sensors still face several challenges, including low sensitivity, long response and recovery ...

page 1 from 40