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Subject: Conventional Fusion FAQ Glossary Part 10/26 (J)
This article was archived around: 11 Nov 1999 12:25:36 GMT
Disclaimer: While this section is still evolving, it should
be useful to many people, and I encourage you to distribute
it to anyone who might be interested (and willing to help!!!).
Glossary Part 10: Terms beginning with "J"
FREQUENTLY USED TERMS IN CONVENTIONAL FUSION RESEARCH
AND PLASMA PHYSICS
Edited by Robert F. Heeter, firstname.lastname@example.org
Guide to Categories:
* = plasma/fusion/energy vocabulary
& = basic physics vocabulary
> = device type or machine name
# = name of a constant or variable
! = scientists
@ = acronym
% = labs & political organizations
$ = unit of measurement
The list of Acknowledgements is in Part 0 (intro).
# J: variable used to indicate current density
$ J: abbreviation for Joule; see entry
@ JET: Joint European Torus; see entry
@ JT-60, JT-60U: Japan Torus - 60 (Upgrade); see entry
> Janus: Early Inertial Confinement laser system at
Livermore; used for one- and two-beam laser-target
irradiation experiments in 1974 and 1975.
> Joint European Torus: Large tokamak next to the Culham
Laboratory in Oxfordshire, England, commonly owned by the
European Community. First reactor to achieve > 1 MW of fusion
power, in 1991. Largest tokamak currently in operation (to the
best of the editor's knowledge).
> JT-60: A large Japanese tokamak, located north of Tokyo.
JT-60U is an "upgrade" to JT-60 now in operation.
See also entry in Section 5.
$ Joule: SI unit of energy. 1 Joule = 1E7 ergs = 1 Watt of
power occurring for one second. 1 Joule is roughly 0.001 BTU
and 1 calorie is roughly 4 joules. There are 3.6 million joules
in a kilowatt hour.
& Joule Heating: See ohmic heating