News tagged with tiny particles

A better picture of clouds

Some of us look at clouds and see animal shapes. Scientists are looking beyond. For the first time, a team of scientists led by Pacific Northwest National Laboratory used actual measurements of clouds and ...

Space & Earth / Earth Sciences

created 12 hours ago | popularity not rated yet | comments 0

Unexpected ice-formation mechanism

(PhysOrg.com) -- Extremely hydrophobic materials cause water to roll right off objects that have been coated with them. Up to now, it was assumed that aircraft or wind turbines coated in such a way did not ...

Physics / Condensed Matter

created Jan 18, 2012 | popularity 3.5 / 5 (4) | comments 2 | with audio podcast

Slow road to stability for emulsions

By studying the behavior of tiny particles at an interface between oil and water, researchers at Harvard have discovered that stabilized emulsions may take longer to reach equilibrium than previously thought.

Physics / Soft Matter

created Dec 09, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

NMR used to determine whether gold nanoparticles exhibit 'handedness'

Carnegie Mellon University's Roberto R. Gil and Rongchao Jin have successfully used NMR to analyze the structure of infinitesimal gold nanoparticles, which could advance the development and use of the tiny ...

Nanotechnology / Bio & Medicine

created Dec 08, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Researchers' new recipe cooks up better tissue 'phantoms'

The precise blending of tiny particles and multicolor dyes transforms gelatin into a realistic surrogate for human tissue. These tissue mimics, known as "phantoms," provide an accurate proving ground for new photoacoustic ...

Physics / Optics & Photonics

created Nov 30, 2011 | popularity not rated yet | comments 0

Bubbles help break energy storage record for lithium-air batteries

Resembling broken eggshells, graphene structures built around bubbles produced a lithium-air battery with the highest energy capacity to date, according to scientists at Pacific Northwest National Laboratory ...

Nanotechnology / Nanomaterials

created Nov 29, 2011 | popularity 4.3 / 5 (9) | comments 1 | with audio podcast

Blocked holes can enhance rather than stop light going through

Conventional wisdom would say that blocking a hole would prevent light from going through it, but Princeton University engineers have discovered the opposite to be true. A research team has found that placing ...

Physics / Optics & Photonics

created Nov 22, 2011 | popularity 4.7 / 5 (22) | comments 26 | with audio podcast

Amazon rainforest splits along geological lines

From above the Amazon rainforest may look like an endless, uniform sea of greenery, but it turns out there are sharp lines through it separating very different ecosystems with distinct inhabitants. And these ...

Biology / Ecology

created Nov 21, 2011 | popularity 5 / 5 (1) | comments 0

The birth of a cloud droplet

(PhysOrg.com) -- Wrapped in mystery, the formation of a cloud droplet comes down to physics. Pacific Northwest National Laboratory led a research team that has helped peel away another layer of the cloud droplet ...

Space & Earth / Earth Sciences

created Oct 31, 2011 | popularity 3.8 / 5 (4) | comments 1

SLAC software developer discusses physics simulation tool to make cancer therapy safer

Tiny particles are making a big difference in the world of cancer therapy. And SLAC physicists—experts in particle transport—are using computer simulations to make those therapies safer.

Physics / General Physics

created Oct 21, 2011 | popularity 4.5 / 5 (2) | comments 0

Bacterial communication could affect Earth's climate

(PhysOrg.com) -- Woods Hole Oceanographic Institution (WHOI) scientists have discovered that bacterial communication could have a significant impact on the planet's climate.

Space & Earth / Earth Sciences

created Oct 12, 2011 | popularity 5 / 5 (7) | comments 1 | with audio podcast

New research: Are global honey bee declines caused by diesel pollution?

Scientists are investigating a possible link between tiny particles of pollution found in diesel fumes and the global collapse of honey bee colonies.

Biology / Plants & Animals

created Oct 07, 2011 | popularity 4.7 / 5 (7) | comments 2

Silicon ink is spot on, NREL experiments show

Ink can cause a mess, but the Silicon Ink developed by Innovalight behaves itself so well that when it is added to a solar cell it doesn't clump or spill, instead it boosts the cell's power by a startling, ...

Technology / Engineering

created Sep 29, 2011 | popularity not rated yet | comments 0

'Next-generation' optical tweezers trap tightly without overheating (w/ video)

(PhysOrg.com) -- Engineers at Harvard have created a device that may make it easier to isolate and study tiny particles such as viruses.

Physics / General Physics

created Sep 26, 2011 | popularity 5 / 5 (2) | comments 3 | with audio podcast

Ice heating up cold clouds

In the Arctic, competition within clouds is hot. The small amount of heat released when water vapor condenses on ice crystals in Arctic clouds, which contain both water and ice, determines the cloud's survival, ...

Space & Earth / Earth Sciences

created Sep 21, 2011 | popularity 5 / 5 (1) | comments 3