News tagged with water droplets

Oil-based color pixels could let you watch videos on e-paper

(PhysOrg.com) -- By rapidly manipulating colored oil droplets stacked on top of each other, a new electrowetting (EW) technique could lead to the development of electronic paper displays that can produce high-resolution ...

Technology / Engineering

created Jul 26, 2010 | popularity 4.4 / 5 (33) | comments 3 | with audio podcast feature

Takeoffs and landings cause more precipitation around major airports

Researchers have found that areas near commercial airports sometimes experience a small but measurable increase in rain and snow when aircraft take off and land under certain atmospheric conditions.

Space & Earth / Earth Sciences

created Jun 30, 2011 | popularity 4 / 5 (3) | comments 0 | with audio podcast

Discovery of mini 'water hammer' effect could lead to materials that water really hates

Researchers from Northwestern University and the Massachusetts Institute of Technology (MIT) have studied individual water droplets and discovered a miniature version of the "water hammer," an effect that produces the familiar ...

Physics / Condensed Matter

created Feb 08, 2011 | popularity 4.7 / 5 (18) | comments 4 | with audio podcast

Nanostructured materials repel water droplets before they have a chance to freeze (w/ Video)

(PhysOrg.com) -- Engineers from Harvard University have designed and demonstrated ice-free nanostructured materials that literally repel water droplets before they even have the chance to freeze.

Nanotechnology / Nanophysics

created Nov 13, 2010 | popularity 5 / 5 (13) | comments 8 | with audio podcast

A Multi-Layered Display with Water Drops (w/ Video)

(PhysOrg.com) -- AquaLux 3D, a new projection technology developed at Carnegie Mellon University's Robotics Institute, can target light onto and between individual water droplets, enabling text, video and ...

Technology / Engineering

created Jul 06, 2010 | popularity 3.3 / 5 (12) | comments 4 | with audio podcast

Lasers could be used to make rain (w/ Video)

(PhysOrg.com) -- Optical physicists in Europe have shown that lasers can be used to create tiny water droplets when they are fired into the air. The idea could eventually develop into an alternative to cloud ...

Physics / Optics & Photonics

created May 04, 2010 | popularity 4.7 / 5 (13) | comments 3 report

Experimental explanation of supercooling: Why water does not freeze in the clouds (w/ Video)

Supercooling, a state where liquids do not solidify even below their normal freezing point, still puzzles scientists today. A good example of this phenomenon is found everyday in meteorology: clouds in high ...

Physics / Soft Matter

created Apr 21, 2010 | popularity 4.6 / 5 (20) | comments 13 | with audio podcast

Freezing point of supercooled water varies with electric charge

(PhysOrg.com) -- Just as water can be superheated and remain liquid above the boiling point if there is no nucleating surface (such as a surface defect or a speck of dust), it can also become supercooled and ...

Physics / Condensed Matter

created Feb 08, 2010 | popularity 4.9 / 5 (13) | comments 2 | with audio podcast report

Back to basics: Scientists discover a fundamental mechanism for cell organization (w/Video)

Scientists have discovered that cells use a very simple phase transition -- similar to water vapor condensing into dew -- to assemble and localize subcellular structures that are involved in formation of the embryo.

Biology / Cell & Microbiology

created May 21, 2009 | popularity 4.8 / 5 (6) | comments 0

Research gives clues for self-cleaning materials, water-striding robots

Self-cleaning walls, counter tops, fabrics, even micro-robots that can walk on water -- all those things and more could be closer to reality because of research recently completed by scientists at the University ...

Nanotechnology / Nanomaterials

created May 04, 2009 | popularity 4.6 / 5 (8) | 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

Trapping butterfly wings' qualities

Butterflies have inspired humans since the time of ancient Egypt, but now they're also inspiring researchers to look toward nature to help create the next generation of waterproof materials for electronics ...

Chemistry / Materials Science

created Jan 04, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Greying Singapore taps robots, games in rehab

Six months ago, Singaporean retiree Soon Eng Sam, 70, suffered a stroke that paralysed the left side of his body.

Technology / Hi Tech & Innovation

created Jan 01, 2012 | popularity 3.7 / 5 (3) | comments 0

Jumping droplets take a lot of heat

Microscopic water droplets jumping from one surface to another may hold the key to a wide array of more energy efficient products, ranging from large solar panels to compact laptop computers.

Physics / General Physics

created Dec 12, 2011 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Scientists discover dielectron charging of water nano-droplet

Scientists have discovered fundamental steps of charging of nano-sized water droplets and unveiled the long-sought-after mechanism of hydrogen emission from irradiated water. Working together at the Georgia ...

Nanotechnology / Nanophysics

created Jun 27, 2011 | popularity 5 / 5 (3) | comments 1 | with audio podcast