# US 2019/0376901 A1 · Detection of hydroperoxides using chemically-stimulated luminescence from structured compound semiconductors

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- Number: US 2019/0376901 A1
- Document ID: US20190376901A1
- Status: Published application
- Kind: A1
- Application number: 16/551,202
- Filed: 2019-08-26
- Published: 2019-12-12
- Earliest claimed: 2017-06-16
- Assignees: University of Kentucky Research Foundation
- Applicants: University of Kentucky Research Foundation
- Inventors: William L. Boatright
- Web page: https://patentgrep.com/patent/US20190376901A1

## CPC

- G01N 21/6489: {Photoluminescence of semiconductors}
- B82Y 30/00: Nanotechnology for materials or surface science, e.g. nanocomposites
- G01N 21/76: Chemiluminescence; Bioluminescence
- G01N 31/228: {for peroxides}
- G01N 33/02: Food
- G01N 33/15: Medicinal preparations {; Physical properties thereof, e.g. dissolubility}
- G01N 33/28: Oils {, i.e. hydrocarbon liquids} (edible oils or edible fats G01N33/03)
- G01N 33/5308: {for analytes not provided for elsewhere, e.g. nucleic acids, uric acid, worms, mites}
- G01N 33/84: involving inorganic compounds or pH
- G01N: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (measuring or testing apparatus or processes other than immunoassay, involving enzymes or microorganisms C12M, C12Q)
- B82Y: SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES

## Abstract

A method of monitoring for the presence of a hydroperoxide in an aqueous or non-polar environment includes steps of exposing a structured compound semiconductor material with peroxidase activity to the hydroperoxide in the environment and detecting electromagnetic radiation emitted by the structured compound semiconductor material with peroxidase activity upon exposure to the hydroperoxide. The luminescence emitting semiconductor material with peroxidase activity consists of a primary semiconductor material with a dopant prepared on a phytate scaffold.

## Claims

### Claim 1

A method of monitoring for presence of a hydroperoxide in an environment, comprising:
exposing a structured compound semiconductor material with peroxidase activity to said hydroperoxide in said environment; and
detecting electromagnetic radiation emitted by said structured compound semiconductor material with peroxidase activity upon exposure to said hydroperoxide.

### Claim 2 (depends on 1)

The method of claim 1, further including measuring said electromagnetic radiation emitted by said structured compound semiconductor material with peroxidase activity.

### Claim 3 (depends on 2)

The method of claim 2, further including quantifying the hydroperoxide in said environment.

### Claim 4 (depends on 3)

The method of claim 3, including monitoring the presence of the hydroperoxide in an aqueous environment.

### Claim 5 (depends on 3)

The method of claim 3, including monitoring the presence of the hydroperoxide in a non-polar environment.

### Claim 6 (depends on 3)

The method of claim 3, including monitoring the presence of the hydroperoxide in food.

### Claim 7 (depends on 3)

The method of claim 3, including monitoring the presence of the hydroperoxide in pharmaceuticals.

### Claim 8 (depends on 3)

The method of claim 3, including monitoring the presence of the hydroperoxide in biological materials.

### Claim 9 (depends on 3)

The method of claim 3, including monitoring the presence of the hydroperoxide in petrochemical materials.

### Claim 10 (depends on 1)

The method of claim 1, including producing said structured compound semiconductor material with peroxidase activity from a phytate scaffold material and a metal dopant, said structured compound semiconductor material with peroxidase activity emitting electromagnetic radiation upon exposure to the hydroperoxide.

### Claim 11

A structured compound semiconductor material with peroxidase activity, comprising: a phytate scaffold material, a primary semiconducting material and a metal dopant wherein said structured compound semiconductor material with peroxidase activity emits electromagnetic radiation upon exposure to a hydroperoxide.

### Claim 12 (depends on 11)

The structured compound semiconductor material with peroxidase activity of claim 11, wherein said primary semiconducting material is zinc.

### Claim 13 (depends on 12)

The structured compound semiconductor material with peroxidase activity of claim 12, wherein said metal dopant is manganese.

### Claim 14 (depends on 12)

The structured compound semiconductor material with peroxidase activity of claim 12, wherein said phytate is provided at 3.0-50.0 mole percent, said zinc is provided at 18-80 mole percent and said manganese is provided at 0.1-10.0 mole percent.

### Claim 15 (depends on 12)

The structured compound semiconductor material with peroxidase activity of claim 12, wherein said manganese is provided at about 0.5 mole percent.

### Claim 16 (depends on 11)

The structured compound semiconductor material with peroxidase activity of claim 11, wherein said phytate scaffold material is derived from phytic acid.

### Claim 17 (depends on 10)

The structured compound semiconductor material with peroxidase activity of claim 10, wherein said material is derived from rice bran plasma ash or other natural source.

### Claim 18 (depends on 11)

The structured compound semiconductor material with peroxidase activity of claim 11, in an aqueous environment.

### Claim 19 (depends on 11)

The structured compound semiconductor material with peroxidase activity of claim 11, in a non-polar environment.
