Abstract: A flexible hybrid electronic system includes a first structure electrically coupled to a second structure through a via. The first structure includes a first flexible substrate, a first electronic component secured to the first flexible substrate, and a first flexible conductive trace formed in part from a fluid phase conductor and enclosed within the first flexible substrate. The second structure includes a second flexible substrate, a second electronic component secured to the second flexible substrate, and a second flexible conductive trace formed in part from the fluid phase conductor and enclosed within the second flexible substrate. The via is filled with a conductive medium and extends between and electrically couples the first flexible conductive trace to the second flexible conductive trace. The first structure is bonded to the second structure at an interconnect region and the via is located within the interconnect region.

Abstract: In an implanted medical device system, an internal controller, external power transmitter and methods for performing battery conditioning are disclosed. According to one aspect, an internal controller includes processing circuitry configured to cause conditioning of an internal battery of the internal controller responsive to a direction from an external power transmitter in radio communication with the internal controller.

Abstract: Materials and methods useful in forming nano-scale features on substrates, and articles such as optical films incorporating such nano-scale patterned substrates.

Abstract: The present disclosure provides methods of collecting electron diffraction patterns from nanocrystals to obtain a three-dimensional structural model of a compound, as well as methods of identifying compounds and methods of determining polymorphic forms. In addition, the present disclosure provides methods of characterizing a first compound from a sample, as well as methods of screening compounds from a sample. The present disclosure also provides systems for characterizing a compound from a sample, which systems include modules for high-performance liquid chromatography, dispensing, and electron microscopy.

Abstract: Described herein is an adhesive composite composition. The composition comprises: a plurality of polymeric microspheres dispersed within a (meth)acrylate-based matrix, wherein the polymeric microspheres are derived from 20 to 99 wt % of a (meth)acrylate monomer having a Tg above room temperature and at least 1 wt % of a polar (meth)acrylate monomer; and the (meth)acrylate-based matrix is derived from a C1 to C20 (meth)acrylate ester monomer and at least 1 wt % of a (meth)acrylate macromer. In some embodiments, these composite adhesives show good impact resistance and good shear. In one embodiment, an ionic liquid is added to the adhesive composite composition to aid in electro-debonding of articles.

Abstract: An optical metasurface film includes a flexible polymeric film having a first major surface, a patterned polymer layer having a first surface proximate to the first major surface of the flexible polymeric film and having a second nanostructured surface opposite the first surface, and a refractive index contrast layer adjacent to the nanostructured surface of the patterned polymer layer forming a nanostructured bilayer with a nanostructured interface. The nanostructured bilayer acts locally on amplitude, phase, or polarization of light, or a combination thereof and imparts a light phase shift that varies as a function of position of the nano structured bilayer on the flexible polymeric film. The light phase shift of the nanostructured bilayer defines a predetermined operative phase profile of the optical metasurface film.

Abstract: Methods of forming an array of patterns on a substrate are provided. An array of protective tiles formed from a protectant resin is provided to cover an array of sub-regions on the substrate. An array of patterns is formed on the substrate by sequentially repeating steps (i) and (ii) for each sub-region: (i) removing the protective tile from one of the sub-regions to expose the first major surface underneath; and (ii) forming a pattern on the exposed first major surface within the one of the sub-regions.

Abstract: A system configured to characterize a physical motion performed by a user is disclosed herein. The system can include a wearable article including a first flexible circuit, that includes a first trace formed from a deformable conductor. The first flexible circuit is positioned in a first location of interest on the wearable article. The system can further include a computing device configured to receive a first signal generated by the first flexible circuit, determine a first electrical parameter based on the first signal, determine a physical condition of the first flexible circuit based on the first electrical parameter, compare the physical condition of the first flexible circuit to previously determined physical conditions associated with the wearable article, and characterize the physical motion performed by the user based on the comparison.

Abstract: A magnetic mixing device designed to mix fluid in a reaction chamber and remove air bubbles if present. The device comprises a holder with embedded magnets, which causes movement of a stir bar within the reaction chamber. The holder may be moved by an electric linear actuator configured to generate linear motion or an electric motor configured to generate a circular motion. When orientated so the stir bar moves vertically within the reaction chamber, the stir bar disrupts any air bubbles trapped within or below the fluid.

Abstract: A system configured to monitor and characterize motions of a user is disclosed herein. The system can include a wearable article including a tubular body comprising a resilient material, a flexible circuit including a fluid-phase conductor configured to generate a first signal, and an inertial measurement unit (“IMU”) coupled to the resilient material, wherein the IMU is configured to generate a second signal. The system can further include a processor communicably coupled to the flexible circuit and the IMU.

Abstract: In an implanted medical device system, an internal controller, external power transmitter and methods for performing battery conditioning are disclosed. According to one aspect, an internal controller includes processing circuitry configured to cause conditioning of an internal battery of the internal controller responsive to a direction from an external power transmitter in radio communication with the internal controller.

Abstract: The present disclosure relates to method of detecting proteins proximal to a target protein using fusion proteins which include: a glycan binding component linked to a mutant E. coli biotin ligase BirA, the glycan binding component capable of specific binding to a glycosylation post-translational modification of a target protein and the mutant E. coli biotin ligase BirA having enzymatic activity to ligate biotin to proteins proximal to the target protein. Such methods include contacting a living cell with the fusion protein under compatible biological conditions, whereby the fusion protein specifically binds to a glycosylation post-translational modification of a target protein of the cell; providing biotin to the living cell, whereby the mutant E. coli biotin ligase BirA ligates biotin to proteins proximal to the target protein; and detecting the biotinylated proteins, thereby detecting proteins proximal to the target protein.

Abstract: An electronic component (102), system. and method includes a substrate portion (106) forming a channel (104) and conductive gel (108) positioned within the channel. The conductive gel is arranged to create an electronic effect of the electronic component. The conductive gel forms a first elongate conductive trace (124) and a second elongate conductive trace (126). the first elongate conductive trace (124) forming a pattern of the electronic component that is mimicked by the second elongate conductive trace (126). The first and second elongate conductive traces have a common two-dimensional projection along a major axis (116) of the electronic component.

Abstract: A light control film includes a two-dimensional array of projections arranged across the light control film. A square of a magnitude of a Fourier transform frequency spectrum of the projections includes a plurality of distinct peaks separated by one or more valleys. The peaks and the one or more valleys have respective averages Pavg and Vavg, Pavg/Vavg?5, such that when light from a substantially Lambertian light source is incident on the light control film, the light control film transmits the incident light with the transmitted light propagating along a transmission axis and having an intensity profile having a full width at half maximum of less than about 120 degrees in each cross-section of the intensity profile that comprises the transmission axis.

Abstract: Heating operation control includes obtaining sensor data indicating measured temperatures within a heating vessel during a heating operation; determining sets of thermal stack parameters. Each set of candidate thermal stack parameters is descriptive of a respective configuration of a thermal stack modeled by a first machine learning model to generate one or more estimated tool temperature values. The thermal stack includes the tool and a part coupled to the tool. Heating operation control also includes determining a temperature profile for the heating operation. The temperature profile is determined, via a second machine learning model, based on the plurality of sets of thermal stack parameters and one or more process specifications of the thermal stack.

Abstract: A self-metering reaction device has a sample reservoir, configured to accept a varying amount of fluid; a metering reservoir, configured to be a subportion of the sample reservoir and to hold a reaction amount of the fluid; a reaction chamber fluidly connected to the metering reservoir; and a plunger comprising a tip configured to make a seal with the metering reservoir so that the reaction amount of the fluid is sealed within the metering reservoir when the plunger is in contact with the metering reservoir. The plunger can be configured to plunge the sealed reaction amount of the fluid from the metering reservoir into the reaction chamber.

Abstract: A flexible hybrid electronic system and method includes a first structure and a second structure. The first structure includes a first flexible substrate, a first electronic component secured to the first flexible substrate, and a first flexible conductive trace formed in part from conductive gel. The second structure includes a second flexible substrate, a second electronic component secured to the second flexible substrate, and a second flexible conductive trace formed in part from conductive gel. The first structure is bonded to the second structure at an interconnect region, the first conductive trace is electrically coupled to the second conductive trace within the interconnect region, and the first electronic component is operatively coupled to the second electronic component.

Abstract: Disclosed herein is a bladder assembly for forming a part made of a fiber-reinforced polymeric material. The bladder assembly comprises a bladder comprising an interior having a hollow interior channel within the interior of the bladder. The bladder assembly also comprises an intake port fluidically coupled with the interior of the bladder and an exhaust port fluidically coupled with the interior of the bladder. The bladder assembly further comprises a pressure control device fluidically coupled with the exhaust port and configured to control a pressure drop across the interior of the bladder from the intake port to the exhaust port.

Abstract: An apparatus facilitates multiple paths or circuits through an engine and remote housing for an oil filter. The apparatus includes a first oil filter chamber housing a first oil filter, a second oil filter chamber housing a second oil filter, a first output of the remote housing configured to provide a path from the first oil filter chamber housing to bearings of an engine, a second output of the remote housing configured to provide a path from the second oil filter chamber housing to a sump of the engine, and an input of the remote housing configured to provide a path from an oil pump of the engine to the first oil filter chamber housing.

Abstract: A system for minimizing misalignment notifications for a TETS having an implantable blood pump, an external controller having a power source and a processing circuitry, a transmission coil in communication with the external controller, a receiving coil configured for transcutaneous inductive communication with the transmission coil, and an implantable controller in communication with the receiving coil and the implantable blood pump. The implantable controller having a power source configured to receive power from the receiving coil. The processing circuitry may be configured to: operate in a first mode where an alert is generated when a power efficiency transfer between the transmission coil and the receiving coil is below a first predetermined threshold; and operate in a second mode where the alert is only generated when the power remaining in the power source for the implantable controller is below a first predetermined power source threshold.