# US 2014/0191169 A1 · Enhanced Alpha Particle Emitter

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- Number: US 2014/0191169 A1
- Document ID: US20140191169A1
- Status: Published application
- Kind: A1
- Application number: 13/587,506
- Filed: 2012-08-16
- Published: 2014-07-10
- Earliest claimed: 2009-12-15
- Assignees: Brown-Cravens-Taylor
- Inventors: Dennis Cravens
- Web page: https://patentgrep.com/patent/US20140191169A1

## CPC

- G01N 23/22: by measuring secondary emission from the material
- G21G 4/02: Neutron sources
- G21G 4/06: characterised by constructional features
- 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)
- G21G: CONVERSION OF CHEMICAL ELEMENTS; RADIOACTIVE SOURCES (applications of radiation in general G21H5/00; handling particles, e.g. neutrons, or electromagnetic radiation not otherwise provided for G21K)

## Abstract

A composition of matter that experiences an increase rate of radioactive emission is presented. The composition comprises a radioactive material and particles having affinity for Hydrogen or its isotopes. When exposed to Hydrogen, the composition's emission rate increases. Methods of production are also presented.

## Claims

### Claim 1

A radioactive composition of matter, comprising:
a plurality of radioactive particles and a plurality of affinity metallic particles disposed in a ceramic matrix;
wherein the plurality of affinity metallic particles have an affinity for isotopes of hydrogen;
wherein the composition yields a first rate of emission and has an affinity to absorb an isotope of hydrogen; and
wherein the composition yields a second, increased rate of emission in response to absorbing the isotope of hydrogen.

### Claim 2 (depends on 1)

The composition of matter of claim 1, wherein the ceramic matrix comprises a zirconium oxide.

### Claim 3 (depends on 1)

The composition of matter of claim 1, wherein the composition is configured to absorb the isotope of hydrogen in gaseous form.

### Claim 4 (depends on 1)

The composition of matter of claim 1, wherein the radioactive particles comprises a Uranium salt.

### Claim 5 (depends on 4)

The composition of matter of claim 4, wherein the Uranium salt comprises Uranium acetate.

### Claim 6 (depends on 1)

The composition of matter of claim 1, wherein the affinity metallic particles include Palladium.

### Claim 7 (depends on 6)

The composition of matter of claim 6, wherein tie Palladium comprises between 5% and 35% by mass of the composition.

### Claim 8 (depends on 1)

The composition of matter of claim 1, wherein the affinity metallic particles include Nickel.

### Claim 9 (depends on 8)

The composition of matter of claim 8, wherein the Nickel comprises between 5% and 35% by mass of the composition.

### Claim 10 (depends on 1)

The composition of matter of claim 1, further comprising 0.5% and 5% by mass of one or more elements having Z from 57 to 71.

### Claim 11 (depends on 1)

The composition of matter of claim 1, wherein the affinity metallic particles comprise a plurality of grains having an average grain size of less than 1 micron.

### Claim 12 (depends on 11)

The composition of matter of claim 11, wherein the grains are substantially isolated from each other.

### Claim 13 (depends on 12)

The composition of matter of claim 12, further comprising zeolites that contain and isolate the grains.

### Claim 14 (depends on 11)

The composition of matter of claim 11, wherein the ceramic matrix comprises zirconium oxide that contains and isolates the grains.

### Claim 15 (depends on 1)

The composition of matter of claim 1, wherein the isotope of hydrogen comprises Deuterium.

### Claim 16 (depends on 1)

The composition of matter of claim 1, wherein the isotope of hydrogen comprises Tritium.