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:
Jan. 14, 2025

Filed:

Mar. 10, 2022
Applicant:

National Technology & Engineering Solutions of Sandia, Llc, Albuquerque, NM (US);

Inventors:

Jason E. Heath, Edgewood, NM (US);

Kristopher L. Kuhlman, Albuquerque, NM (US);

Thomas A. Dewers, Albuquerque, NM (US);

Richard P. Jensen, Albuquerque, NM (US);

Jacob A. Harvey, Rio Rancho, NM (US);

Robert J. Finch, Albuquerque, NM (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 33/00 (2006.01);
U.S. Cl.
CPC ...
G01N 33/0036 (2013.01);
Abstract

Chemical wave systems that utilize chemical compounds with nonlinear chemical wave behavior can be used to detect or sense material changes such as a change in a radiation source. Such chemical systems include autocatalysis that produce self-sustaining spatial and/or temporal fluctuations in chemical attributes such as species concentrations, pH, and/or redox state. Through application of the chemical compounds with wave behavior into engineered geologic environments, such as those for containment of a liquid or solid, the chemical wave behavior may be triggered or modified by perturbations, including intrusion into the environment. The chemical wave behavior is an indicator of the said perturbation and monitored by various means tailored to the type of chemical waves. The chemical waves can have a type of 'fingerprint' based on their wave behavior that lasts beyond a transient disturbance that could later be discerned by measurement of the chemical wave attributes.


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