INTEGRATED DEVICE CAPABLE OF PERFORMING CHEMICAL SEPARATION AND LIGHT SCATTERING
First Claim
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1. An integrated chemical separation device, comprising:
- a single device body;
a chemical separation unit configured to separate a chemical from a fluid or an aerosol;
a Raman sensor substrate comprising a plurality of nano rods, nano holes, or nano particles, wherein the surfaces of the nano rods, nano holes, or nano particles comprise a metallic material configured to adsorb molecules of the chemical from the fluid or the aerosol; and
a Raman scattering spectrometer unit configured to emit a laser beam to illuminate the molecules adsorbed on the surfaces of the plurality of nano rods, nano holes, or nano particles in the Raman sensor substrate and to detect the chemical from the light scattered from the molecules adsorbed on the surfaces of the plurality of nano rods, nano holes, or the nano particles in the Raman sensor substrate, wherein the chemical separation unit, the Raman sensor substrate and the Raman scattering spectrometer unit are held in or mounted to the single device body.
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Abstract
An integrated chemical separation device includes a single device body, a chemical separation unit configured to separate a chemical from a fluid, a Raman sensor substrate comprising one or more surfaces configured to be adsorbed by molecules of the chemical from the fluid, and a Raman scattering spectrometer unit that can emit a laser beam to illuminate the Raman sensor substrate and to detect the chemical from the light scattered from the Raman sensor substrate. The chemical separation unit, the Raman sensor substrate, and the Raman scattering spectrometer unit are held in or mounted to the single device body.
33 Citations
27 Claims
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1. An integrated chemical separation device, comprising:
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a single device body; a chemical separation unit configured to separate a chemical from a fluid or an aerosol; a Raman sensor substrate comprising a plurality of nano rods, nano holes, or nano particles, wherein the surfaces of the nano rods, nano holes, or nano particles comprise a metallic material configured to adsorb molecules of the chemical from the fluid or the aerosol; and a Raman scattering spectrometer unit configured to emit a laser beam to illuminate the molecules adsorbed on the surfaces of the plurality of nano rods, nano holes, or nano particles in the Raman sensor substrate and to detect the chemical from the light scattered from the molecules adsorbed on the surfaces of the plurality of nano rods, nano holes, or the nano particles in the Raman sensor substrate, wherein the chemical separation unit, the Raman sensor substrate and the Raman scattering spectrometer unit are held in or mounted to the single device body. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. An integrated chemical separation device, comprising:
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a single device body; a chemical separation unit configured to separate a chemical from a fluid or an aerosol; a solution or a sol gel comprising a plurality of nano particles on the Raman sensor substrate, wherein the nano particles have at least one dimension smaller than 1,000 nm, wherein the surfaces of the nano particles are configured to adsorb molecules of the chemical from the fluid; and a Raman scattering spectrometer unit configured to emit a laser beam to illuminate the molecules adsorbed on the surfaces of the plurality of nano particles in the solution or a sol gel and to detect the chemical from the light scattered from the molecules adsorbed on the plurality of nano particles, wherein the chemical separation unit, the Raman sensor substrate, and the Raman scattering spectrometer unit are held in or mounted to the single device body. - View Dependent Claims (22, 23)
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24. A method for separating a substance from a fluid and for determining the identity of the substance, comprising:
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separating a substance from a fluid or an aerosol using a substance separation unit in an integrated substance separation and analysis device; adsorbing molecules of the substance from the fluid or the aerosol to a metallic material on the surfaces of nano rods, nano holes, or nano particles on a Raman sensor substrate mounted in the integrated chemical separation and analysis device; emitting a laser beam by a Raman scattering spectrometer unit in the integrated chemical separation and analysis device to illuminate the molecules adsorbed on the surfaces of the plurality of nano rods, nano holes, or nano particles in the Raman sensor substrate, and determining the identity of the substance from the light scattered from the molecules adsorbed on the surfaces of the plurality of nano rods, nano holes, or nano particles on the Raman sensor substrate. - View Dependent Claims (25, 26, 27)
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Specification