Invention Grant
- Patent Title: Nanophotonic production, modulation and switching of ions by silicon microcolumn arrays
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Application No.: US13348285Application Date: 2012-01-11
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Publication No.: US08530833B2Publication Date: 2013-09-10
- Inventor: Akos Vertes , Bennett N. Walker
- Applicant: Akos Vertes , Bennett N. Walker
- Applicant Address: US DC Washington
- Assignee: The George Washington University
- Current Assignee: The George Washington University
- Current Assignee Address: US DC Washington
- Agency: Blank Rome LLP
- Main IPC: H01J49/16
- IPC: H01J49/16

Abstract:
The production and use of silicon microcolumn arrays that harvest light from a laser pulse to produce ions are described. The systems of the present invention seem to behave like a quasi-periodic antenna array with ion yields that show profound dependence on the plane of laser light polarization and the angle of incidence. By providing photonic ion sources, this enables enhanced control of ion production on a micro/nano scale and direct integration with miniaturized analytical devices.
Public/Granted literature
- US20120153142A1 NANOPHOTONIC PRODUCTION, MODULATION AND SWITCHING OF IONS BY SILICON MICROCOLUMN ARRAYS Public/Granted day:2012-06-21
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