|  | H |
SECTION H — ELECTRICITY

|  | H05 |
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

|  | H05H |
PLASMA TECHNIQUE (fusion reactors Fulltext... Hierarchy... Expanded...G21B; ion-beam tubes Fulltext... Hierarchy... Expanded...H01J 27/00; magnetohydrodynamic generators Fulltext... Hierarchy... Expanded...H02K 44/08); PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS (obtaining neutrons from radioactive sources Fulltext... Hierarchy... Expanded...G21, e.g. Fulltext... Hierarchy... Expanded...G21B, Fulltext... Hierarchy... Expanded...G21C, Fulltext... Hierarchy... Expanded...G21G); PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS (atomic clocks Fulltext... Hierarchy... Expanded...G04F 5/14; devices using stimulated emission Fulltext... Hierarchy... Expanded...H01S; frequency regulation by comparison with a reference frequency determined by energy levels of molecules, atoms, or subatomic particles Fulltext... Hierarchy... Expanded...H03L 7/26)

|  | H05H |
Note(s) Attention is drawn to sub-class Fulltext... Hierarchy... Expanded...G21K. [3] This sub-class deals with: generating or handling plasma; devices not covered by Fulltext... Hierarchy... Expanded...H01J and in which electrons, ion beams, or neutral particles are accelerated to high energies; devices for producing neutral particle beams; [3] targets for (a), (b), or (c). [3]

|  | H05H 1/00 |
Generating plasma; Handling plasma

|  | H05H 1/02 |
· | Arrangements for confining plasma by electric or magnetic fields; Arrangements for heating plasma (electron optics Fulltext... Hierarchy... Expanded...H01J)

|  | H05H 1/03 |
· · | using electrostatic fields [3]

|  | H05H 1/04 |
· · | using magnetic fields substantially generated by the discharge in the plasma

|  | H05H 1/06 |
· · · | longitudinal pinch devices

|  | H05H 1/08 |
· · · | Theta pinch devices

|  | H05H 1/10 |
· · | using applied magnetic fields only

|  | H05H 1/11 |
· · · | using cusp configuration (Fulltext... Hierarchy... Expanded...H05H 1/14 takes precedence) [3]

|  | H05H 1/12 |
· · · | wherein the containment vessel forms a closed loop, e.g. stellarator

|  | H05H 1/14 |
· · · | wherein the containment vessel is straight and has magnetic mirrors

|  | H05H 1/16 |
· · | using applied electric and magnetic fields

|  | H05H 1/18 |
· · · | wherein the fields oscillate at a very high frequency, e.g. in the microwave range

|  | H05H 1/20 |
· · | Ohmic heating

|  | H05H 1/22 |
· · | for injection heating

|  | H05H 1/24 |
· | Generating plasma [2]

|  | H05H 1/26 |
· · | Plasma torches [2]

|  | H05H 1/28 |
· · · | Cooling arrangements [3]

|  | H05H 1/30 |
· · · | using applied electromagnetic fields, e.g. high-frequency or microwave energy (Fulltext... Hierarchy... Expanded...H05H 1/28 takes precedence) [3]

|  | H05H 1/32 |
· · · | using an arc (Fulltext... Hierarchy... Expanded...H05H 1/28 takes precedence) [3]

|  | H05H 1/34 |
· · · · | Details, e.g. electrodes, nozzles [3]

|  | H05H 1/36 |
· · · · · | Circuit arrangements (Fulltext... Hierarchy... Expanded...H05H 1/38, Fulltext... Hierarchy... Expanded...H05H 1/40 take precedence) [3]

|  | H05H 1/38 |
· · · · · | Guiding or centering of electrodes [3]

|  | H05H 1/40 |
· · · · · | using applied magnetic fields, e.g. for focusing or rotating the arc [3]

|  | H05H 1/42 |
· · · · | with provisions for introducing materials into the plasma, e.g. powder, liquid (electrostatic spraying, spraying apparatus with means for charging the spray electrically Fulltext... Hierarchy... Expanded...B05B 5/00) [3]

|  | H05H 1/44 |
· · · · | using more than one torch [3]

|  | H05H 1/46 |
· · | using applied electromagnetic fields, e.g. high frequency or microwave energy (Fulltext... Hierarchy... Expanded...H05H 1/26 takes precedence) [3]

|  | H05H 1/48 |
· · | using an arc (Fulltext... Hierarchy... Expanded...H05H 1/26 takes precedence) [3]

|  | H05H 1/50 |
· · · | and using applied magnetic fields, e.g. for focusing or rotating the arc [3]

|  | H05H 1/52 |
· · | using exploding wires or spark gaps (Fulltext... Hierarchy... Expanded...H05H 1/26 takes precedence; spark gaps in general Fulltext... Hierarchy... Expanded...H01T) [3]

|  | H05H 1/54 |
· | Plasma accelerators [3]

|  | H05H 3/00 |
Production or acceleration of neutral particle beams, e.g. molecular or atomic beams [3]

|  | H05H 3/02 |
· | Molecular or atomic-beam generation [3]

|  | H05H 3/04 |
· | Acceleration by electromagnetic wave pressure [3]

|  | H05H 5/00 |
Direct voltage accelerators; Accelerators using single pulses

|  | H05H 5/02 |
· | Details (targets for producing nuclear reactions Fulltext... Hierarchy... Expanded...H05H 6/00)

|  | H05H 5/04 |
· · | energised by electrostatic generators, e.g. by van de Graaff generator

|  | H05H 5/06 |
· | Tandem accelerators; Multi-stage accelerators

|  | H05H 6/00 |
Targets for producing nuclear reactions (supports for targets or objects to be irradiated Fulltext... Hierarchy... Expanded...G21K 5/08) [3]

|  | H05H 7/00 |
Details of devices of the types covered by groups Fulltext... Hierarchy... Expanded...H05H 9/00, Fulltext... Hierarchy... Expanded...H05H 11/00, Fulltext... Hierarchy... Expanded...H05H 13/00 (targets for producing nuclear reactions Fulltext... Hierarchy... Expanded...H05H 6/00)

|  | H05H 7/02 |
· | Circuits or systems for supplying or feeding radio-frequency energy (radio-frequency generators Fulltext... Hierarchy... Expanded...H03B)

|  | H05H 7/04 |
· | Magnet systems; Energisation thereof

|  | H05H 7/06 |
· | Two-beam arrangements; Multi-beam arrangements

|  | H05H 7/08 |
· | Arrangements for injecting particles into orbits

|  | H05H 7/10 |
· | Arrangements for ejecting particles from orbits

|  | H05H 7/12 |
· | Arrangements for varying final energy of beam

|  | H05H 9/00 |
Linear accelerators (Fulltext... Hierarchy... Expanded...H05H 11/00 takes precedence)

|  | H05H 9/02 |
· | Travelling-wave linear accelerators

|  | H05H 9/04 |
· | Standing-wave linear accelerators

|  | H05H 11/00 |
Magnetic induction accelerators, e.g. betatrons

|  | H05H 11/02 |
· | Air-cored betatrons

|  | H05H 11/04 |
· | Biased betatrons

|  | H05H 13/00 |
Magnetic resonance accelerators; Cyclotrons

|  | H05H 13/02 |
· | Synchrocyclotrons, i.e. frequency-modulated cyclotrons

|  | H05H 13/04 |
· | Synchrotrons

|  | H05H 13/06 |
· | Air-cored magnetic resonance accelerators

|  | H05H 13/08 |
· | Alternating-gradient magnetic resonance accelerators