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Search results for harvesting devices

Ecology Oct 18, 2019

New device to be tested off Outer Banks could help save sharks from commercial fishing all over the world

An Outer Banks fisherman next summer will test a device about the size of a spark plug that could save rare sharks.

Materials Science Oct 17, 2019

Big data technique reveals previously unknown capabilities of common materials

When scientists and engineers discover new ways to optimize existing materials, it paves the way for innovations that make everything from our phones and computers to our medical equipment smaller, faster, and more efficient.

Environment Oct 16, 2019

Plant skeletons: Weighing the environmental impacts of a byproduct of biofuel combustion

As a renewable resource, biomass presents an appealing alternative to fossil fuels for energy production. Burning plants, however, is not a completely clean process; it produces emissions that vary depending on the species ...

Nanomaterials Oct 10, 2019

Watching energy transport through biomimetic nanotubes

Scientists from the University of Groningen (the Netherlands) and the University of Würzburg (Germany) have investigated a simple biomimetic light-harvesting system using advanced spectroscopy combined with a microfluidic ...

Nanomaterials Oct 7, 2019

Âé¶¹ÒùÔºicists unlock the mystery of thermionic emissions in graphene

When a metal is heated to a sufficiently high temperature, electrons can be ejected out from the surface in a process known as the thermionic emission, a process that is similar to the evaporation of water molecules from ...

Materials Science Oct 3, 2019

Ecofriendly electrochemical catalysts using solar cells to harvest energy from the sun

A research team from Tokyo Institute of Technology (Tokyo Tech) and Kanazawa University has developed an ecofriendly device that uses solar energy to catalyze an electrochemical oxidation reaction with high efficiency.

Quantum Âé¶¹ÒùÔºics Oct 3, 2019

Combining spintronics and quantum thermodynamics to harvest energy at room temperature

Today's energy-hungry global society is struggling with how to mitigate the effects of man-made climate change, and under what conditions of voluntary/coercive adaptation. Present fossil fuel-free technologies appear inadequate/insufficient ...

Environment Oct 2, 2019

'The Ocean Cleanup' ship sweeps first Pacific plastic

A special ship designed to clean the oceans has harvested its first plastic from the Great Pacific Garbage Patch since setting sail from San Francisco last month, its Dutch inventor said Wednesday.

Environment Sep 26, 2019

UMD CONSERVE Center leading effort to advance water and food security

We're running out of water to grow food. Climate change, population growth and increasing demands on freshwater systems are straining agricultural water supplies.

Optics & Photonics Sep 25, 2019

Machine learning finds new metamaterial designs for energy harvesting

Electrical engineers at Duke University have harnessed the power of machine learning to design dielectric (non-metal) metamaterials that absorb and emit specific frequencies of terahertz radiation. The design technique changed ...

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