News tagged with negative charge
Yeast in a shell: Coating individual living yeast cells with silicon dioxide
(PhysOrg.com) -- Our breakfast egg is a peculiarity of nature: a single cell protected by a thin mineral layer. Apart from a number of tiny radiolaria and diatoms, individual cells normally do not have a hard shell. Korean ...
Nov 03, 2009 |
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Organic electronics a two-way street, thanks to new plastic semiconductor
(PhysOrg.com) -- Plastic that conducts electricity holds promise for cheaper, thinner and more flexible electronics. This technology is already available in some gadgets -- the new Sony walkman that was introduced ...
Aug 17, 2009 |
4.9 / 5 (8) |
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Search results for negative charge
Lab study raises questions over nano-particle impact
Tests involving chickens have raised questions about the impact on health from engineered nano-particles, the ultra-fine grains commonly used in drugs and processed foods, scientists said on Sunday.
Nanotechnology / Bio & Medicine
23 hours ago |
5 / 5 (10) |
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Experts reveal how plants don't get sunburn
(PhysOrg.com) -- Experts at the University of Glasgow have discovered how plants survive the harmful rays of the sun.
Feb 10, 2012 |
4.8 / 5 (6) |
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Low-cost instrument developed by students could aid weather research
On a recent blustery afternoon, scientists gathered on a rooftop at the Georgia Tech Research Institute (GTRI) to observe two atmospheric electric field-mill devices monitor the buildup of electrical charge ...
Feb 08, 2012 |
4.5 / 5 (2) |
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Electrons in concert: A simple probe for collective motion in ultracold plasmas
(PhysOrg.com) -- Collective, or coordinated behavior is routine in liquids, where waves can occur as atoms act together. In a milliliter (mL) of liquid water, 1022 molecules bob around, colliding. When a bre ...
Feb 06, 2012 |
4.3 / 5 (6) |
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For Facebook 'Hacker Way' is way of life
(AP) -- Facebook's billionaire CEO Mark Zuckerberg calls himself a hacker. For most people, that word means something malicious - shady criminals who listen in on private voicemails, or anonymous villains ...
Feb 05, 2012 |
3 / 5 (1) |
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Class size matters to those who struggle most
Research shows that class size does matter; and that it matters most for socio-economically disadvantaged learners, the very groups that the Government says it is most concerned about, says Massey University Professor of ...
Other Sciences / Social Sciences
Feb 03, 2012 |
5 / 5 (1) |
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Understanding properties of polyelectrolytes gives control over responsive polymer microstructures
Polymer films that undergo nanoscale structural transformations in response to external stimuli are key components of devices like biosensors and artificial membranes. One of the best materials for manufacturing ...
Feb 02, 2012 |
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Warning of unrest, new study shows millions risk losing lands in Africa
New studies released in London today suggest that the frenzied sell-off of forests and other prime lands to buyers hungry for the developing world's natural resources risk sparking widespread civil unrest—unless national ...
Feb 01, 2012 |
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Repulsive gravity as an alternative to dark energy (Part 1: In voids)
(PhysOrg.com) -- When scientists discovered in 1998 that the Universe is expanding at an accelerating rate, the possibility that dark energy could explain the observation was intriguing. But because there ...
Jan 31, 2012 |
4.6 / 5 (49) |
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Repulsive gravity as an alternative to dark energy (Part 2: In the quantum vacuum)
(PhysOrg.com) -- During the past few years, CERN physicist Dragan Hajdukovic has been investigating what he thinks may be a widely overlooked part of the cosmos: the quantum vacuum. He suggests that the quantum vacuum has ...
Feb 01, 2012 |
4.8 / 5 (73) |
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List of search results for negative charge
