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公开(公告)号:US20210328086A1
公开(公告)日:2021-10-21
申请号:US17206469
申请日:2021-03-19
IPC分类号: H01L31/055 , H01L31/0693 , C09K11/02 , C09K11/61
摘要: A beta-voltaic device made up of silica covered scintillating particles incorporated within an isotope absorbing layer to produce an improved power source. Lost beta particles are converted to UV light which is also converted to power in a beta-voltaic converter. The addition of the scintillating particles effectively increases the power efficiency of a BV device while maintaining the slim profile and smaller size of the power source. This arrangement makes possible implementation in space, defense, intelligence, medical implants, marine biology and other applications.
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公开(公告)号:US20210277304A1
公开(公告)日:2021-09-09
申请号:US17153178
申请日:2021-01-20
摘要: Ruggedized luminescent nanoparticle tracers have luminescent nanoparticle cores coupled to a luminescent substrate. The substrate is a large-particle size phosphor, while the nanoparticles are photoluminescent quantum dots (QDs) whose emission spectra can be tuned based on their chemical composition, size, and fabrication (e.g., dopants). The QDs are encapsulated by a protective layer to form a nanoparticle core. The protective layer can shield the QDs from external environments that would otherwise damage the delicate QDs. The substrate is also encapsulated by a protective layer, and the protective layer of the nanoparticle core is coupled to the protective layer of the substrate via a molecular linker to form a tracer particle complex. The tracer particle complexes can be disposed in a silicate suspension for subsequent use.
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3.
公开(公告)号:US12077698B2
公开(公告)日:2024-09-03
申请号:US17153178
申请日:2021-01-20
IPC分类号: C09K11/02 , C09K11/56 , C09K11/57 , C09K11/66 , C09K11/77 , C09K11/88 , G01N21/64 , B82Y15/00 , B82Y20/00 , B82Y40/00
CPC分类号: C09K11/025 , C09K11/565 , C09K11/574 , C09K11/662 , C09K11/7745 , C09K11/883 , G01N21/6428 , B82Y15/00 , B82Y20/00 , B82Y40/00 , G01N2021/6439 , Y10T428/2991
摘要: Ruggedized luminescent nanoparticle tracers have luminescent nanoparticle cores coupled to a luminescent substrate. The substrate is a large-particle size phosphor, while the nanoparticles are photoluminescent quantum dots (QDs) whose emission spectra can be tuned based on their chemical composition, size, and fabrication (e.g., dopants). The QDs are encapsulated by a protective layer to form a nanoparticle core. The protective layer can shield the QDs from external environments that would otherwise damage the delicate QDs. The substrate is also encapsulated by a protective layer, and the protective layer of the nanoparticle core is coupled to the protective layer of the substrate via a molecular linker to form a tracer particle complex. The tracer particle complexes can be disposed in a silicate suspension for subsequent use.
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公开(公告)号:US11764322B2
公开(公告)日:2023-09-19
申请号:US17206469
申请日:2021-03-19
IPC分类号: G21H1/02 , H01L31/055 , C09K11/61 , C09K11/02 , H01L31/0693 , G21H1/12
CPC分类号: H01L31/055 , C09K11/025 , C09K11/616 , G21H1/02 , G21H1/12 , H01L31/0693
摘要: A beta-voltaic device made up of silica covered scintillating particles incorporated within an isotope absorbing layer to produce an improved power source. Lost beta particles are converted to UV light which is also converted to power in a beta-voltaic converter. The addition of the scintillating particles effectively increases the power efficiency of a BV device while maintaining the slim profile and smaller size of the power source. This arrangement makes possible implementation in space, defense, intelligence, medical implants, marine biology and other applications.
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公开(公告)号:US20240044883A1
公开(公告)日:2024-02-08
申请号:US18359300
申请日:2023-07-26
发明人: Samuel S. Morrison , Lance R. Hubbard , Caleb J. Allen , Amy C. Sims , Matthew J. O'Hara , Nicolas E. Uhnak
IPC分类号: G01N33/543 , G01N33/569 , G01N27/413 , G01N27/28
CPC分类号: G01N33/54313 , G01N33/56983 , G01N27/413 , G01N27/283 , G01N2333/165
摘要: Methods for the near real-time detection of airborne analytes using imprinted micelles and electrochemical cells are described. The methods demonstrate selectivity to the imprinted micelles over others that are of similar size and configuration and are compatible with airborne aerosol sampling techniques. The detection method can be used to monitor and detect any airborne analyte, including pathogens (such as SARS-CoV-2), toxins, proteins, organic molecules, inorganic particles, chemicals, explosive particles, and environmental pollutants.
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公开(公告)号:US20210035699A1
公开(公告)日:2021-02-04
申请号:US16944759
申请日:2020-07-31
摘要: Methods for preparing fissile target materials are provided. The methods can include preparing a target substrate that includes a fissile atom, and layering at least one surface of the substrate with a capturing layer. Fissile target materials are provided. The fissile target materials can include a target substrate and a capturing layer operably interfacing with at least one surface of the target substrate. Methods for fissioning fissile target materials are also provided. The methods can include irradiating fissile target material to capture fission products of the irradiated fissile target material in a capturing layer of the target material. Fission fissile target materials are also provided that can include a target substrate comprising at least one fissile atom and a capturing layer operably interfacing with at least one surface of the target substrate. The capturing layer can include at least one fission product. Methods for separating fissioned product from fission fissile target materials are also provided. The methods can include separating at least a portion of the captured layer of the fissioned fissile target material from the fissile target material.
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