Methods for Verifying Fluid Movement
First Claim
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1. A method for monitoring the flow of a reagent comprising:
- providing a composition being admixed with a predetermined amount of luminescent semiconductor nanocrystals capable of emitting electromagnetic radiation in a narrow wavelength band when excited;
transferring all or a portion of said composition to a container;
exposing said container to energy capable of exciting said luminescent semiconductor nanocrystals; and
detecting the electromagnetic radiation emitted from said luminescent semiconductor nanocrystals.
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Abstract
Methods for using semiconductor nanocrystals for determining fluid movement, fluid dilution and fluid removal are described. Methods for using semiconductor nanocrystals for monitoring and quantifying the amounts of solid materials dissolved in a liquid are also described.
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Citations
19 Claims
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1. A method for monitoring the flow of a reagent comprising:
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providing a composition being admixed with a predetermined amount of luminescent semiconductor nanocrystals capable of emitting electromagnetic radiation in a narrow wavelength band when excited; transferring all or a portion of said composition to a container; exposing said container to energy capable of exciting said luminescent semiconductor nanocrystals; and detecting the electromagnetic radiation emitted from said luminescent semiconductor nanocrystals. - View Dependent Claims (3, 4)
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2. The method according to claim 2, further comprising quantifying the luminescent semiconductor nanocrystals in said container to verify the delivery quantity of said composition.
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5. A method for monitoring the flow of a composition comprising:
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providing a composition admixed with a predetermined amount of luminescent semiconductor nanocrystals capable of emitting electromagnetic radiation in a narrow wavelength band when excited; transferring all or a portion of said composition to a container; obtaining a unit sample from said container; exposing said sample to energy capable of exciting said luminescent semiconductor nanocrystals; detecting the electromagnetic radiation emitted from said luminescent semiconductor nanocrystals in said sample to verify the delivery of said composition. - View Dependent Claims (6, 7, 8)
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9. A method for verifying the transfer of a plurality of fluids to a container, comprising:
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providing a plurality of compositions having fluid therein wherein each member of said plurality of compositions includes a predetermined amount of different luminescent semiconductor nanocrystals capable of emitting electromagnetic radiation at different wavelength bands corresponding to said luminescent semiconductor nanocrystals when excited; transferring all or a portion of said plurality of fluids into said container; exposing said container to energy capable of exciting said luminescent semiconductor nanocrystals; and detecting the electromagnetic radiation emitted from said plurality of luminescent semiconductor nanocrystals to determine the transfer of said plurality of fluids. - View Dependent Claims (10, 11, 12, 13)
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14. A method for preparing a dilute solution, comprising:
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providing a first solution having a predetermined concentration of luminescent semiconductor nanocrystals capable of emitting electromagnetic radiation in a narrow wavelength band when excited; diluting said first solution with a second solution to a predetermined dilution ratio; and verifying said predetermined dilution ratio by exposing said diluted solution to energy capable of exciting said luminescent semiconductor nanocrystals and detecting the electromagnetic radiation emitted from said plurality of luminescent semiconductor nanocrystals to verify the predetermined dilution ratio.
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15. A method for determining the cleanliness of a reaction vessel, comprising:
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providing a reaction vessel having a plurality of components therein; adding to said reaction vessel luminescent semiconductor nanocrystals capable of emitting electromagnetic radiation in a narrow wavelength band when excited; removing the contents from said reaction vessel upon completion of the reaction; cleaning said reaction vessel; exposing said reaction vessel to energy capable of exciting said luminescent semiconductor nanocrystals and detecting the electromagnetic radiation emitted from said plurality of luminescent semiconductor nanocrystals; and determining the presence or absence of said luminescent semiconductor nanocrystals remaining in said reaction vessel. - View Dependent Claims (16, 17, 18, 19)
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Specification