Colloidal-crystal quantum dots as tracers in underground formations


EGI Research Professor Dr. Peter Rose was awarded his 5th Patent, titled Colloidal-crystal quantum dots as tracers in underground formations. The award was issued November 2018 and was co-awarded with Dr. Michael H. Bartl of the University of Utah Department of Chemistry.

Complete information may be found on the US Patent and Trademark Office website.

Abstract

Colloidal-crystal quantum dots as tracers are disclosed. According to one embodiment, a method comprises injecting a solution of quantum dots into a subterranean formation, and monitoring a flow of the quantum dots from the subterranean formation to determine a property of the subterranean formation.