Cargo inspection apparatus having a nanoparticle film and method of use thereof
First Claim
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1. A cargo inspection apparatus for the inspection of an analyte carried by a medium, the apparatus comprising:
- a housing having an inlet allowing for entry of the medium and an outlet allowing for exit of the medium; and
an adsorber disposed within the housing in fluid communication with the medium flow from the inlet to the outlet, the adsorber comprising a substrate having disposed thereon a nanoparticle film;
wherein the nanoparticle film comprises nanoparticles having an average particle size of equal to or less than about 500 nanometers.
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Abstract
A cargo inspection apparatus for the inspection of an analyte carried by a medium is disclosed. The apparatus includes a housing having an inlet allowing for entry of the medium and an outlet allowing for exit of the medium, and an adsorber disposed within the housing in fluid communication with the medium flow from the inlet to the outlet, the adsorber includes a substrate having disposed thereon a nanoparticle film. The nanoparticle film has nanoparticles having an average particle size of equal to or less than about 500 nanometers.
41 Citations
18 Claims
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1. A cargo inspection apparatus for the inspection of an analyte carried by a medium, the apparatus comprising:
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a housing having an inlet allowing for entry of the medium and an outlet allowing for exit of the medium; and
an adsorber disposed within the housing in fluid communication with the medium flow from the inlet to the outlet, the adsorber comprising a substrate having disposed thereon a nanoparticle film;
wherein the nanoparticle film comprises nanoparticles having an average particle size of equal to or less than about 500 nanometers. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method for detecting an analyte in a cargo hold, the analyte being carried by a medium, the method comprising:
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positioning within the cargo hold an inspection apparatus comprising a housing having an inlet allowing for entry of the medium and an outlet allowing for exit of the medium, and an adsorber disposed within the housing in fluid communication with the medium flow from the inlet to the outlet, the adsorber comprising a substrate having disposed thereon a nanoparticle film, the nanoparticle film comprising nanoparticles having an average particle size of equal to or less than about 500 nanometers;
allowing for the adsorption of the analyte at the nanoparticle film; and
performing surface enhanced Raman spectroscopy to determine the identity of the analyte. - View Dependent Claims (15, 16, 17, 18)
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Specification