Fiscal Year:
1989
Title:
ELECTROSPRAY TIME-OF-FLIGHT MASS SPECTROMETRY WITH PRC
Agency:
HHS
Contract:
N/A
Award Amount:
$50,000.00
Abstract:
AN ELECTROSPRAY (ES) ION SOURCE WILL BE INTERFACED TO A TIME-OF-FLIGHT (TOF) MASS SPECTROMETER INCORPORATING A PSEUDO-RANDOM-CHOPPING TECHNIQUE. THE TOF MASS SPECTROMETERWILL ALLOW RAPID SCAN RATES AND HIGH-MASS ANALYSIS FOR MULTIPLE AND SINGLY CHARGED IONS DELIVERED FROM THE ES ION SOURCE. USING A PSEUDO-RANDOM-CHOPPING APPROACH FOR OSCILLATING THE ES ION BEAM ACROSS AN ORIFICE INSTEAD OF THE STANDARD PERIODIC CHOPPING PATTERN CAN INCREASE THE DUTY CYCLE POTENTIALLY BY A FACTOR OF 10. THIS INCREASED DUTY CYCLE INCREASES SENSITIVITY PROPORTIONALLY WITHOUT SACRIFICING RESOLUTION. ASSEMBLY OF THE ES-TOF INSTRUMENT AND TESTING OF THE PSEUDO-RANDOM-CHOPPING TECHNIQUE WILL BE CONDUCTED IN PHASE I. THIS INSTRUMENT WILL ALLOW VERY HIGH-MASS ANALYSIS AND ON-LINE LIQUID FEED SYSTEM DETECTION WITH EXTREMELY GOOD SENSITIVITY. WITH ES AS THE INTERFACE, THIS ES-TOF INSTRUMENT CAN BE USED AS A LC/MS OR A CZE/MS ANALYZER. MORE SENSITIVE MS/MS APPLICATIONS COULD BE ACHIEVED WITH THIS ES-TOF INSTRUMENT IN PART DUE TO THE MULTIPLE CHARGING POSSIBLE IN ES.
Principal Investigator:
0
Business Contact:
Small Business Information at Submission:
Analytica Of Branford Inc
29 Business Park Dr Branford, CT 06405
EIN/Tax ID:
DUNS:
N/A
Number of Employees:
N/A
Woman-Owned:
No
Minority-Owned:
No
HUBZone-Owned:
No