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:
Dec. 01, 2020

Filed:

Jul. 03, 2017
Applicant:

Element Six Technologies Limited, Didcot, GB;

Inventor:

Joseph Dodson, Didcot, GB;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/35 (2014.01); G01N 21/552 (2014.01);
U.S. Cl.
CPC ...
G01N 21/552 (2013.01); G01N 21/35 (2013.01);
Abstract

An attenuated total reflection (ATR) crystal () for ATR spectroscopy of a sample to be analysed. The ATR crystal is formed of a diamond material and configured to have an inlet surface () for an infrared analysis beam, an outlet surface () for the infrared analysis beam, and a working surface () for contacting the sample to be analysed. The ATR crystal () is in the form of a chamfered cylinder comprising two flat chamfered side walls forming the inlet and outlet surfaces (), and an end surface of the chamfered cylinder forming the working surface (). The analysis beam can be directed through the inlet surface () to an inner side of the working surface () in contact with the sample to be analysed and internally reflected at the inner side of the working surface () in contact with the sample to be analysed such that the analysis beam passes out of the ATR crystal through the outlet surface (). The working surface () is convexly curved.


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