Abstract: The present invention provides light-emitting diode (LED) devices comprises compositions and containers of hermetically sealed luminescent nanocrystals. The present invention also provides displays comprising the LED devices. Suitably, the LED devices are white light LED devices.

Abstract: Methods and apparatus for high density nanowire growth are presented. Methods of making a nanowire growth cartridge assembly are also provided, as are nanowire growth cartridge assemblies.

Abstract: Matrixes doped with semiconductor nanocrystals are provided. In certain embodiments, the semiconductor nanocrystals have a size and composition such that they absorb or emit light at particular wavelengths. The nanocrystals can comprise ligands that allow for mixing with various matrix materials, including polymers, such that a minimal portion of light is scattered by the matrixes. The matrixes are optionally formed from the ligands. The matrixes of the present invention can be used as refractive index matching components, filters and antireflective coatings on optical devices and as down-converting layers. Processes for producing matrixes comprising semiconductor nanocrystals are also provided. Nanostructures having high quantum efficiency, small size, and/or a narrow size distribution are also described, as are methods of producing indium phosphide nanostructures and core-shell nanostructures with Group II-VI shells.

Abstract: A mixture of components is flowed through a binding channel region comprising a component-binding moiety, thereby binding at least a portion of a component of interest. The mixture is then flowed through a separation channel region that includes a buffer comprising a detergent, resulting in separated components. Diluent is mixed with the separated components, diluting the detergent, and the separated components are detected. The component of interest is released from the component-binding moiety and flowed through the separation channel region. Diluent is mixed with the released component of interest, diluting the detergent, and the released component of interest is detected.

Abstract: A dielectric material is disclosed comprising a plurality of substantially longitudinally oriented wires which are coupled together, wherein each of the wires includes a conductive core comprising a first material and one or more insulating shell layers comprising a compositionally different second material disposed about the core. In one embodiment, a dielectric layer is disclosed comprising a substrate comprising an insulating material having a plurality of nanoscale pores defined therein having a pore diameter less than about 100 nm, and a conductive material disposed within the nanoscale pores.

Abstract: The present invention relates to methods of generating liquidphobic surfaces, and surfaces prepared by these methods. The methods include generating sub-micron-structured surfaces and coating these surfaces with a liquidphobic coating, such as a hydrophobic coating.

Abstract: A dielectric material is disclosed comprising a plurality of substantially longitudinally oriented wires which are coupled together, wherein each of the wires includes a conductive core comprising a first material and one or more insulating shell layers comprising a compositionally different second material disposed about the core. In one embodiment, a dielectric layer is disclosed comprising a substrate comprising an insulating material having a plurality of nanoscale pores defined therein having a pore diameter less than about 100 nm, and a conductive material disposed within the nanoscale pores.

Abstract: The present invention provides methods for hermetically sealing luminescent nanocrystals, as well as compositions and containers comprising hermetically sealed luminescent nanocrystals. By hermetically sealing the luminescent nanocrystals, enhanced lifetime and luminescence can be achieved.

Abstract: Methods, systems, and apparatuses for nanomaterial-enhanced hemostatic medical devices are provided. Hemostatic materials and structures are provided that induce coagulation of blood at a wound/opening caused by trauma, a surgical procedure, ulceration, or other cause. The hemostatic materials and structures may incorporate nanostructures and/or further hemostatic elements such as polymers and/or glass beads. The hemostatic materials and structures may be resorbable. Example embodiments include hemostatic bandages, hemostatic plugs, and hemostatic formulations.

Abstract: Light-emitting quantum dot films, quantum dot lighting devices, and quantum dot-based backlight units are provided. Related compositions, components, and methods are also described. Improved quantum dot encapsulation and matrix materials are provided. Quantum dot films with protective barriers are described. High-efficiency, high brightness, and high-color purity quantum dot-based lighting devices are also included, as well as methods for improving efficiency and optical characteristics in quantum dot-based lighting devices.

Abstract: A mixture of components is flowed through a binding channel region comprising a component-binding moiety, thereby binding at least a portion of a component of interest. The mixture is then flowed through a separation channel region that includes a buffer comprising a detergent, resulting in separated components. Diluent is mixed with the separated components, diluting the detergent, and the separated components are detected. The component of interest is released from the component-binding moiety and flowed through the separation channel region. Diluent is mixed with the released component of interest, diluting the detergent, and the released component of interest is detected.

Abstract: Porous nanofiber bearing substrate materials are provided having enhanced surface area for a variety of applications including as electrical substrates, semipermeable membranes and barriers, structural lattices for tissue culturing and for composite materials, and the like.

Abstract: An upstream affinity purification region is used to bind one or more component of interest in a mixture of components prior to separating the mixture of components. Detection of the separated components and a released component of interest provide identification of the component of interest. In addition, post separation dilution is optionally used to improve detection of the mixture of components and the released component of interest. Microfluidic devices and systems suitable for performing such analyses are also provided.

Abstract: This invention provides novel nanofiber enhanced surface area substrates and structures comprising such substrates for use in various medical devices, as well as methods and uses for such substrates and medical devices. In one particular embodiment, methods for enhancing cellular functions on a surface of a medical device implant are disclosed which generally comprise providing a medical device implant comprising a plurality of nanofibers (e.g., nanowires) thereon and exposing the medical device implant to cells such as osteoblasts.

Abstract: This invention provides novel nanofiber enhanced surface area substrates and structures comprising such substrates for use in various medical devices, as well as methods and uses for such substrates and medical devices. In one particular embodiment, methods for enhancing cellular functions on a surface of a medical device implant are disclosed which generally comprise providing a medical device implant comprising a plurality of nanofibers (e.g., nanowires) thereon and exposing the medical device implant to cells such as osteoblasts.

Abstract: The present invention is directed to systems and methods for nanowire growth and harvesting. In an embodiment, methods for nanowire growth and doping are provided, including methods for epitaxial oriented nanowire growth using a combination of silicon precursors, as well as us of patterned substrates to grow oriented nanowires. In a further aspect of the invention, methods to improve nanowire quality through the use of sacrifical growth layers are provided. In another aspect of the invention, methods for transferring nanowires from one substrate to another substrate are provided.

Abstract: This invention provides nanowire based molecular sensors and methods for detecting analytes in a microfluidic system. Methods for sensing analytes include detecting changed electrical parameters associated with contact of a nanowire with the analyte in a microfluidic system. Sensors of the invention include nanowires mounted in microchambers of a microfluidic system in electrical contact with the detector, whereby electrical parameter changes induced in the nanowire by the analyte can be monitored by the detector.

Abstract: Methods and systems for depositing nanomaterials onto a receiving substrate and optionally for depositing those materials in a desired orientation, that comprise providing nanomaterials on a transfer substrate and contacting the nanomaterials with an adherent material disposed upon a surface or portions of a surface of a receiving substrate. Orientation is optionally provided by moving the transfer and receiving substrates relative to each other during the transfer process.

Abstract: An upstream affinity purification region is used to bind one or more component of interest in a mixture of components prior to separating the mixture of components. Detection of the separated components and a released component of interest provide identification of the component of interest. In addition, post separation dilution is optionally used to improve detection of the mixture of components and the released component of interest. Microfluidic devices and systems suitable for performing such analyses are also provided.

Abstract: Methods and systems for depositing nanomaterials onto a receiving substrate and optionally for depositing those materials in a desired orientation, that comprise providing nanomaterials on a transfer substrate and contacting the nanomaterials with an adherent material disposed upon a surface or portions of a surface of a receiving substrate. Orientation is optionally provided by moving the transfer and receiving substrates relative to each other during the transfer process.