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:
Apr. 14, 2020

Filed:

Jul. 25, 2017
Applicant:

Kresimir Franjic, Toronto, CA;

Inventor:

Kresimir Franjic, Toronto, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/26 (2006.01); H01J 49/16 (2006.01); H01J 49/14 (2006.01); H01J 49/04 (2006.01); G01N 1/42 (2006.01); G01N 1/28 (2006.01);
U.S. Cl.
CPC ...
H01J 49/26 (2013.01); G01N 1/286 (2013.01); G01N 1/42 (2013.01); H01J 49/0463 (2013.01); H01J 49/145 (2013.01); H01J 49/165 (2013.01); H01J 49/168 (2013.01);
Abstract

A method for preparing thin layers from liquid samples is disclosed. Such thin layers can be useful when analyzing samples with probes whose penetration length in these samples is short The method consists of squeezing a certain amount of a liquid sample between two approximately flat and parallel surfaces separated by a small distance then cooling down the liquid sample until it freezes in a way that the frozen sample adheres only to one of these two flat surfaces. Removing the non-adhered flat surface leaves the frozen sample layer with the thickness approximately equal to the initial distance between the two parallel surfaces.


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