Âé¶¹ÒùÔº

Search results for harvesting devices

Ecology Jun 8, 2023

A tracking device that uses animal movements as a power source

A team of zoologists, animal behaviorists and engineers from the Natural History Museum of Denmark, University of Copenhagen, the Max Planck Institute of Animal Behavior and the Technical University of Denmark has developed ...

Space Exploration Jun 7, 2023

Space colonies: How artificial photosynthesis may be key to sustained life beyond Earth

Life on Earth owes its existence to photosynthesis—a process which is 2.3 billion years old. This immensely fascinating (and still not fully understood) reaction enables plants and other organisms to harvest sunlight, water ...

Nanomaterials Jun 5, 2023

Wearable textile captures energy from body movement to power devices

Nanoscientists have developed a wearable textile that can convert body movement into useable electricity and even store that energy. The fabric potentially has a wide range of applications from medical monitoring to assisting ...

Materials Science May 31, 2023

A protein mines, sorts rare earths better than humans, paving way for green tech

Rare earth elements, like neodymium and dysprosium, are a critical component to almost all modern technologies, from smartphones to hard drives, but they are notoriously hard to separate from the Earth's crust and from one ...

Nanomaterials May 31, 2023

Mosquito zappers get a boost from static-electricity harvester redesign

Controlling mosquito populations, especially in isolated or remote areas, is a global public-health priority. In a new study, a team of Chinese researchers advanced this agenda with a more efficient design of safe, self-powered ...

Optics & Photonics May 12, 2023

Proposed perovskite-based device combines aspects of electronics and photonics

New findings from a team of researchers at MIT and elsewhere could help pave the way for new kinds of devices that efficiently bridge the gap between matter and light. These might include computer chips that eliminate inefficiencies ...

Polymers Apr 18, 2023

Even as temperatures rise, this hydrogel material keeps absorbing moisture

The vast majority of absorbent materials will lose their ability to retain water as temperatures rise. This is why our skin starts to sweat and why plants dry out in the heat. Even materials that are designed to soak up moisture, ...

Analytical Chemistry Apr 14, 2023

Comparing ice and water in the quenching of heat in metal

Associate Professor Jonathan Boreyko leads a team at Virginia Tech that has built a strong portfolio of work with ice and water, exploring the possibilities for de-icing planes, building novel water harvesting devices, and ...

Bio & Medicine Apr 13, 2023

Standalone sensor system uses human movement to monitor health and environment

For mere dollars, a Penn State-led international collaboration has fabricated a self-powered, standalone sensor system capable of monitoring gas molecules in the environment or in human breath. The system combines nanogenerators ...

Optics & Photonics Apr 4, 2023

Hot electron electrochemistry with ultrafast laser pulses

Laser-induced electrochemical deposition of metals on metals relies possibly on thermal and defect generation effects. When semiconductor substrates are chosen, locally photogenerated electrons can reduce metal ions resulting ...

page 12 from 40