News tagged with plasma
Plasma Rocket Could Travel to Mars in 39 Days
Space & Earth / Space Exploration
Oct 06, 2009 |
4.8 / 5 (125) |
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(PhysOrg.com) -- Last Wednesday, the Ad Astra Rocket Company tested what is currently the most powerful plasma rocket in the world. As the Webster, Texas, company announced, the VASIMR VX-200 engine ran at ...
Scientists fabricate first plasma transistor
Nov 12, 2008 |
4.2 / 5 (84) |
8
Since their development in the 1940s, transistors have been at the heart of computers and other modern electronic devices. Transistors - whose job is to start, stop, or amplify electric current - come in all ...
New Digital 'Electronics' Concept May Continue Moore's Law
Nov 05, 2009 |
4.6 / 5 (76) |
12
(PhysOrg.com) -- Computers of the future could be operating not on electrons, but on tiny waves traveling through an electron "fluid," if a new proposal is successful. The new circuit design, recently introduced ...
The Relativistic Heavy Ion Collider Makes Some Noise
Nov 21, 2008 |
4.4 / 5 (55) |
2
(PhysOrg.com) -- A group of physicists studying heavy-ion collisions at the Relativistic Heavy Ion Collider (RHIC), a large particle accelerator located on Long Island, New York, recently showed that the collisions ...
High-performance plasmas may make reliable, efficient fusion power a reality
Nov 02, 2009 |
4.7 / 5 (40) |
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In the quest to produce nuclear fusion energy, researchers from the DIII-D National Fusion Facility have recently confirmed long-standing theoretical predictions that performance, efficiency and reliability ...
Finding could lead to advance in nano-surgery
Nov 25, 2008 |
4.7 / 5 (35) |
2
(PhysOrg.com) -- One of the problems with laser surgery is that the heat produced can damage tissue, and even lead to cell death. Attempts are being made to replace laser surgery with non-thermal plasma interaction, ...
Scientists Control Plasma Bullets
Feb 27, 2009 |
4.5 / 5 (30) |
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(PhysOrg.com) -- On the nanoscale, things aren’t always what they seem. What first looked like a continuous plasma jet has turned out to be a train of tiny, high-velocity plasma bullets. Using a camera with ...
Scientists Generate Black Hole Radiation in the Lab
Dec 07, 2009 |
4.2 / 5 (32) |
9
(PhysOrg.com) -- Due to their violent nature and long distance from Earth, black holes and their surroundings are very difficult to study. Currently, the main method to observe a black hole is to use an X-ray ...
Laser-plasma accelerators ride on Einstein's shoulders
Nov 02, 2009 |
5 / 5 (24) |
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Using Einstein's theory of special relativity to speedup computer simulations, scientists have designed laser-plasma accelerators with energies of 10 billion electron volts (GeV) and beyond. These systems, ...
Honey, I Blew up the Tokamak
Aug 31, 2009 |
4.7 / 5 (18) |
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Magnetic reconnection could be the Universe's favorite way to make things explode. It operates anywhere magnetic fields pervade space--which is to say almost everywhere. On the sun magnetic reconnection causes ...
Plasma produces KO cocktail for MRSA
Nov 26, 2009 |
4.9 / 5 (16) |
3
MRSA (methicillin-resistant Staphylococcus Aureus) and other drug-resistant bacteria could face annihilation as low-temperature plasma prototype devices have been developed to offer safe, quick, easy and un ...
INL scientist is harnessing the power of plasma
Oct 27, 2009 |
4.9 / 5 (14) |
5
Most schoolchildren learn that everything in the universe is a solid, a liquid or a gas. But those lessons miss the fourth and by far most common state of matter: plasma.
Researchers identify new region of the magnetosphere
Space & Earth / Earth Sciences
Dec 12, 2008 |
4.8 / 5 (13) |
0
A detailed analysis of the measurements of five different satellites has revealed the existence of the warm plasma cloak, a new region of the magnetosphere, which is the invisible shield of magnetic fields ...
Cool plasma packs heat against biofilms
Jun 11, 2009 |
4.8 / 5 (12) |
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Though it looks like a tiny purple blowtorch, a pencil-sized plume of plasma on the tip of a small probe remains at room temperature as it swiftly dismantles tough bacterial colonies deep inside a human tooth. But it's not ...
New rocket aims for cheaper nudges in space: Plasma thruster is small, runs on inexpensive gases (Video)
Space & Earth / Space Exploration
Feb 23, 2009 |
4.8 / 5 (11) |
7
(PhysOrg.com) -- Satellites orbiting the Earth must occasionally be nudged to stay on the correct path. MIT scientists are developing a new rocket that could make this and other spacecraft maneuvers much less ...
