Fiscal Year:
1991
Title:
LASER BASED METHYL RADICAL MONITORING FOR PROCESS CONTROL IN DIAMOND CVD DEPOSITION
Agency / Branch:
DOD / DARPA
Contract:
N/A
Award Amount:
$60,000.00
Abstract:
THE METHYL RADICAL IS A KEY SPECIES IN THE FORMATION OF CVD DIAMOND, FOR WHICH THERE IS A NEED FOR AN ON-LINE MONITOR USABLE IN INDUSTRIAL PRODUCTION OF CVD DIAMOND. WE PROPOSE TO MONITORMETHYL RADICAL CONCENTRATIONS USING THE ABSORPTION OF THE INFRARED OUTPUT OF A NEUTRAL XENON LASER AT 3217.75 WAVENUMBERS. THE PHASE I EXPERIMENTS WILL MEASURE THIS ABSORPTION IN AN RF METHANE PLASMA, IN WHICH METHYL RADICAL CONCENTRATION IS MEASURED USING A PREVIOUSLY CALIBRATED ABSORPTION LINE NEAR 608 WAVENUMBERS. ANTICIPATED BENEFITS/POTENTIAL COMMERCIAL APPLICATIONS - THE PROPOSED METHYL RADICAL MONITOR WOULD BE USED FOR ON-LINE QUALITY CONTROL OF THE DIAMOND DEPOSITION PROCESS. USING OTHER LASER LINES, A SIMILAR MONITOR COULD BE USED FOR OTHER MOLECULAR SPECIES.
Principal Investigator:
Paul Kebabian
Principal Investigator
5086639500
Business Contact:
Small Business Information at Submission:
Aerodyne Research Inc
45 Manning Road Billerica, MA 01821
EIN/Tax ID:
DUNS:
N/A
Number of Employees:
N/A
Woman-Owned:
No
Minority-Owned:
No
HUBZone-Owned:
No