Plasma Physics news

Laser-plasma accelerators ride on Einstein's shoulders

Laser-plasma accelerators ride on Einstein's shoulders

Physics / Plasma Physics

created Nov 02, 2009 | popularity 5 / 5 (21) | comments 0

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, ...


High-performance plasmas may make reliable, efficient fusion power a reality

High-performance plasmas may make reliable, efficient fusion power a reality

Physics / Plasma Physics

created Nov 02, 2009 | popularity 4.7 / 5 (40) | comments 47

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 ...


Upping the power triggers an ordered helical plasma

Upping the power triggers an ordered helical plasma

Physics / Plasma Physics

created Nov 02, 2009 | popularity 5 / 5 (4) | comments 0

If you keep twisting a straight elastic string, at some moment it starts kinking in a wild way. Something similar occurs when one increases the electrical current flowing in a magnetized plasma doughnut: it ...




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U.S. ITER awards contracts worth $33 million for materials for ITER's largest magnets

Physics / Plasma Physics

created Oct 05, 2009 | popularity 3.3 / 5 (3) | comments 0

(PhysOrg.com) -- The U.S. ITER Project Office at Oak Ridge National Laboratory has awarded two contracts totaling $33.6 million for 8,270 km of niobium tin strand and 4,795 km of copper strand for the Toroidal Field Conductor, ...


Plasma Power: Turning Fusion Into a Renewable Energy Source

Going With the Flow: Using Star Power to Better Understand Fusion

Physics / Plasma Physics

created Sep 11, 2009 | popularity 3.8 / 5 (4) | comments 5

(PhysOrg.com) -- UC San Diego researchers are using “star” power to help ignite the field of fusion, which is being looked at as a future reliable green energy source. Under a new $5.8 million five-year grant ...



High in Sodium: Highly Charged Tungsten Ions May Diagnose Fusion Energy Reactors

High in Sodium: Highly Charged Tungsten Ions May Diagnose Fusion Energy Reactors

Physics / Plasma Physics

created Sep 08, 2009 | popularity 4.3 / 5 (7) | comments 0

(PhysOrg.com) -- Just as health-food manufacturers work on developing the best possible sodium substitutes for low-salt diets, physicists at the National Institute of Standards and Technology have acquired ...


Researcher uses 100,000 degree heat to study plasma

Researcher uses 100,000 degree heat to study plasma

Physics / Plasma Physics

created Sep 02, 2009 | popularity 2 / 5 (1) | comments 1

Using one of the greatest sources of radiation energy created by man, University of Nevada, Reno researcher and faculty member Roberto Mancini is studying ultra-high temperature and non-equilibrium plasmas ...


Signs of ideal surfing conditions spotted in ocean of solar wind

Physics / Plasma Physics

created Aug 31, 2009 | popularity 4.8 / 5 (5) | comments 0

(PhysOrg.com) -- Researchers at the University of Warwick have found what could be the signal of ideal wave "surfing" conditions for individual particles within the massive turbulent ocean of the solar wind. The discovery ...


Cool plasma packs heat against biofilms

Physics / Plasma Physics

created Jun 11, 2009 | popularity 4.8 / 5 (12) | comments 9

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 ...


Scientists Control Plasma Bullets

Scientists Control Plasma Bullets

Physics / Plasma Physics

created Feb 27, 2009 | popularity 4.5 / 5 (30) | comments 16

(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 ...


Ultracold gas mimics ultrahot plasma

Physics / Plasma Physics

created Feb 15, 2009 | popularity 4.4 / 5 (7) | comments 13

Several years after Duke University researchers announced spectacular behavior of a low density ultracold gas cloud, researchers at Brookhaven National Laboratory have observed strikingly similar properties in a very hot ...


New plasma transistor could create sharper displays

New plasma transistor could create sharper displays

Physics / Plasma Physics

created Feb 04, 2009 | popularity 4.7 / 5 (9) | comments 2

(PhysOrg.com) -- By integrating a solid-state electron emitter and a microcavity plasma device, researchers at the University of Illinois have created a plasma transistor that could be used to make lighter, ...


Swarming starlings help probe plasma, crowds and stock market

Physics / Plasma Physics

created Aug 09, 2007 | popularity 4.2 / 5 (13) | comments 0

Researchers at the University of Warwick’s Physics Department’s Centre for Fusion, Space and Astrophysics have found a powerful technique that could be used to detect precisely when ordered patterns form in everything ...


FlaPS

Microscopic instrument aboard Air Force Academy satellite to study plasma bubbles

Physics / Plasma Physics

created Mar 09, 2007 | popularity 4.3 / 5 (3) | comments 0

Researchers from the Johns Hopkins University Applied Physics Laboratory (APL), in Laurel, Md., in conjunction with scientists from NASA Goddard Space Flight Center and the U.S. Air Force Academy, have developed ...


AFRL Proves Feasibility Of Plasma Actuators

Physics / Plasma Physics

created Apr 24, 2006 | popularity 4.4 / 5 (5) | comments 0

The Air Force Research Laboratory is laying the groundwork to develop revolutionary hypersonic aerospace vehicles. AFRL is examining the feasibility of replacing traditional mechanical actuators, which move to control an ...


Inactivate an Airborne Virus With...Plasma

Physics / Plasma Physics

created Jul 28, 2004 | popularity 4 / 5 (3) | comments 0

Recently, new viral-based infectious diseases such as SARS (corona viruses) and avian influenza (orthomyxoviruses) have made their appearance, and cases that threaten human health are on the increase. In seeking new technologies ...




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