The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 11, 2024

Filed:

Apr. 19, 2022
Applicant:

Fasmatech Science and Technology SA, Agia Paraskevi, GR;

Inventor:

Dimitris Papanastasiou, Kesariani, GR;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/42 (2006.01); H01J 49/02 (2006.01);
U.S. Cl.
CPC ...
H01J 49/4225 (2013.01); H01J 49/022 (2013.01);
Abstract

An apparatus includes a linear ion trap and a charged particle source coupled to one another in a vacuum housing. The linear ion trap has a longitudinal axis and a trapping region configured to store analyte ions. The charged particle source has a conduit, a pulse valve, and a discharge device. The conduit extends towards the trapping region in a direction perpendicular to the longitudinal axis of the linear ion trap and has an entrance and an exit. The pulse valve is disposed in fluid communication with the conduit and is configured to release a gas pulse from a gas supply into the entrance of the conduit. The discharge device is electrically coupled to an electrical potential supply and disposed between the entrance and the exit of the conduit. The electrical potential supply is configured to apply a high voltage to the discharge device to generate a discharge in the gas pulse in the conduit, thereby generating charged particles from the gas and accelerating the generated charged particles towards the trapping region in the direction perpendicular to the longitudinal axis of the linear ion trap to activate analyte ions stored in the trapping region.


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