Patent ID: 11937361
Assignee: THE GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF THE NAVY
Field: Chemical engineering (Chemistry)
Classification: CPC H  B | IPC B  H

Claim 5:
6. The cathode emitter assembly of claim 1, wherein the at least one cathode insert comprises an outer cathode insert, an inner cathode insert, and first, second, and innermost intermediate cathode inserts in the plasma outflow portion of the cathode tube, and
wherein the at least one plasma emission channel comprises a plurality of annular plasma emission channels, and
wherein an outermost plasma emission channel is defined between an inner surface of the outer cathode insert and an outer surface of the first intermediate cathode insert, an intermediate plasma emission channel is defined between opposing surfaces of the first and second intermediate cathode inserts, and an innermost plasma emission channel is defined between an inner surface of the innermost intermediate cathode insert and an outer surface of the inner cathode insert.