Fiscal Year:
1988
Title:
ELECTRON EMISSION CHARACTERISTICS OF SPUTTERED LANTHANUM HEXABORIDE
Agency:
NSF
Contract:
N/A
Award Amount:
$50,000.00
Abstract:
CATHODES ELECTROPHORETICALLY COATED WITH LANTHANUM HEXABORIDE (LAB6) ARE IN GENERAL POROUS, ROUGH, AND MECHANICALLY FRAGILE RODS OF LAB6 MUST BE INDIRECTLY HEATED WHICH COMPLICATES THE CATHODE DESIGN. THIS PROPOSAL IS A STUDY OF THE ELECTRON EMISSION CHARACTERISTICS OF SPUTTERED DEPOSITED LAB6 TO DETERMINE IF IT IS SUITABLE AS A THERMIONIC EMISSION SOURCE. A SPUTTERED LAB6 COATING ON RHENIUM, TANTALUM OR TUNGSTEN SHOULD ACT AS A DENSE, SMOOTH,ADHERENT ELECTRON EMITTER. BECAUSE HIGHER EMISSION CURRENTSCAN BE OBTAINED AT LOWER TEMPERATURES THAN WITH METAL CATHODES, IT IS EXPECTED TO HAVE COMMERCIAL APPLICATIONS IN AREAS SUCH AS MEDICAL IMAGING, VACUUM EQUIPMENT, ION LASERS, KLYSTRONS, TRAVELING WAVE TUBES, AND ELECTRON
Principal Investigator:
Susan j mroczkowski
0
Business Contact:
Small Business Information at Submission:
Midwest Thin Films Div Of Mrm
5510 West Florist Avenue Milwaukee, WI 53218
EIN/Tax ID:
DUNS:
N/A
Number of Employees:
N/A
Woman-Owned:
No
Minority-Owned:
No
HUBZone-Owned:
No