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Plasma Science and Fusion Center

Massachusetts Institute of Technology

 
 

Levitated Dipole Experiment (LDX)

Fusion Theory
and Computation
Alcator

ldxWelcome to the Levitated Dipole eXperiment (LDX) web site. LDX is a novel experimental device designed to explore the physics of plasma confinement in a magnetic dipole field. What makes it unique? Besides levitating a 1/2 ton superconducting ring, we will conduct the first experimental test on the theory of plasma confinement by adiabatic compressibility. If this concept turns out to be correct, levitated dipoles may one day make an attractive magnetically confined fusion energy source. LDX is a collaboration between Columbia University's Dept. of Applied Physics and the MIT Plasma Science & Fusion Center and is funded by the Department of Energy's Office of Fusion Energy.

ldx coilLDX Project News
Look here for updates on the status of the LDX design and construction. The LDX continuation proposal has been submitted for review.

April 2003: LDX floating coil being prepared for final vacuum weld. Charging coil moved to port for shipping. Read more...

Ask the Experts
Students and educators: ask a scientist any question about LDX, plasma physics or fusion energy. Links to other fusion energy sites. Check out the amazing Levitated Cheerio Experiment.
LDX Coil and Vessel

LDX Overview
Explore a the workings of the Levitated Dipole Experiment through this presentation of the planned daily operation of the experiment. Macromedia Flash required . An older HTML overview is also available here. Further information about LDX experimental plans have been presented at various forums and are available here . (top )

jupiterCall for Collaborators
Physicists: as our initial diagnostic set will be limited, we invite collaborators to work with us on this unique high beta plasma .

Io Plasma Torus
Background & Theory
Explore the theoretical foundations of the LDX project, including tantalizing evidence from nature that the concept may be the answer to the fusion energy problem. Or check out our whitepaper . Recent theoretical publications supporting LDX are available here .
Image courtesy: John Spencer, Lowell Observatory

LDR: The Levitated Dipole Reactor
The most promising fusion cycle would utilize only Deuterium. Learn why a levitated dipole is ideally suited as a D-D based power source . (top)

 

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