Abstract: Systems and methods for end to end encryption are provided. In example embodiments, a computer accesses an image including a geometric shape. The computer determines that the accessed image includes a candidate shape inside the geometric shape. The computer determines, using the candidate shape, an orientation of the geometric shape. The computer determines a public key of a communication partner device by decoding, based on the determined orientation, data encoded within the geometric shape. The computer receives a message. The computer verifies, based on the public key of the communication partner device, whether the message is from the communication partner device. The computer provides an output including the message and an indication of the communication partner device if the message is verified to be from the communication partner device. The computer provides an output indicating an error if the message is not verified to be from the communication partner device.

Abstract: An ion exchange resin includes a plurality of polymer resin particles which include a plurality of pores. The plurality of particles include an acid surface functionalization group and include a recycled thermoplastic polymer. A method for producing ion exchange resins includes dissolving a polymer and an emulsion stabilizer in a first solvent forming a dissolved polymer phase, mixing a removable matrix filler with the dissolved polymer phase to form a polymer mixture, forming an emulsion in a microfluidic device from the polymer mixture and a second solvent, precipitating a polymer composite which includes dispersed removable matrix fill in the microfluidic device, removing the dispersed removable matrix filler and forming precursor particles, and surface modifying the precursor particles, forming the ion exchange resin.

Abstract: Systems and methods of generating a personalized study plan with remedial content are disclosed. A first interface is generated including one or more sets of interface elements. The first interface allows selection of one interface element in each of the one or more sets of interface elements. The selected one interface element for each of the one or more sets of interface elements and a set of user preferences is obtained. Each of the selected one interface element is associated with the one or more factors including a tag and a semantic text. One or more opportunity areas based on the set of answers of the user data is determined and a plurality of content based on the one or more factors is identified. A second interface is generated. The second interface is comprised of one or more study features based on the one or more opportunity areas, the plurality of content, and the set of user preferences of the user.

Abstract: A technique that includes the steps of (1) generating a query vector based at least in part on a query received from a user account that is associated with a user account vector, (2) combining the query vector and the user account vector to establish a combined vector, (3) generating an output vector based at least in part on the combined vector, (4) obtaining, based on the query, a plurality of item vectors, where each item vector of the plurality of item vectors corresponds to a respective item, (5) comparing the output vector to the plurality of item vectors to generate respective similarity scores, (6) ordering the plurality of item vectors in accordance with the similarity scores to establish an ordered plurality of item vectors, and (7) causing the client computing device to display respective affordances for the items that correspond to the ordered plurality of item vectors.

Abstract: A method of enhancing recovery of hydrocarbons from a formation includes providing a carbonated fluid, reacting a first salt solution with a second salt solution to provide heat, displacing carbon dioxide from the carbonated fluid, sweeping the formation with the displaced carbon dioxide, mixing the displaced carbon dioxide with at least a portion of the hydrocarbons in the vertical regions, thereby producing a mixture, and producing the mixture via a production well in the formation, thereby enhancing recovery of the hydrocarbons from the formation. A system for controlling the release of carbon dioxide from carbonated water and enhancing oil recovery from a hydrocarbon bearing formation includes an injection system in fluid communication with an injection well that is in fluid communication with a production well via a hydraulic connection.

Abstract: A semiconductor structure is provided. The semiconductor structure includes: a substrate; discrete channel structures on the substrate in device regions; a power rail line, located in the substrate of a power rail region; a gate structure, extending across the channel structures; source/drain doped regions, located in the channel structures on two sides of the gate structure; an interlayer dielectric layer, located at a side portion of the gate structure; a power rail contact plug, penetrating a partial thickness of the interlayer dielectric layer at a top of the power rail line, the power rail contact plug is in full contact with a top surface of the power rail line in a longitudinal direction; and a source/drain contact layer, located in the interlayer dielectric layer and in contact with the source/drain doped region, on a projection surface parallel to the substrate, the source/drain contact layer extends across the power rail line.

Abstract: A fluid compressor device includes a compressor section and a motor section. The compressor device further includes a working fluid first flow path that extends in a downstream direction through the motor housing to the compressor inlet. The working fluid first flow path is configured to receive a first flow of a working fluid that flows downstream through the motor housing past the electric motor and into the compressor inlet to be compressed by the compressor section. Additionally, the compressor device includes a working fluid second flow path extending through the housing. The working fluid second flow path is configured to receive a portion of the working fluid from the compressor section and direct the portion to the bearing system before merging with the working fluid first flow path.

Abstract: A method of making a core-shell ion-exchange resin that includes: dissolving a first polymer waste to form a core polymer solution; dissolving a second polymer waste to form a shell polymer solution immiscible with the core polymer solution; feeding the core polymer solution into an internal nozzle inside an external nozzle; feeding the shell polymer solution into the external nozzle, to a gap between the internal nozzle and the external nozzle; ejecting the core polymer solution from the internal nozzle, forming a laminar flow including the two polymer solutions; vibrating the external nozzle; ejecting the laminar flow from the external nozzle, the vibrating breaking the laminar flow and forming a droplet having a core including the core polymer solution and a shell including the shell polymer solution; and forming, from the droplet, a core-shell ion-exchange resin with a shell including functional groups capable of ion exchange in a solution.

Abstract: A transistor comprises a substrate, a pair of spacers on the substrate, a gate dielectric layer on the substrate and between the pair of spacers, a gate electrode layer on the gate dielectric layer and between the pair of spacers, an insulating cap layer on the gate electrode layer and between the pair of spacers, and a pair of diffusion regions adjacent to the pair of spacers. The insulating cap layer forms an etch stop structure that is self aligned to the gate and prevents the contact etch from exposing the gate electrode, thereby preventing a short between the gate and contact. The insulator-cap layer enables self-aligned contacts, allowing initial patterning of wider contacts that are more robust to patterning limitations.

Abstract: A method of staging a listed property for a real-estate showing including: receiving authorization information to access and control one or more internet of things (IoT) connected devices at the listed property from a first person via a first computer application accessed through a seller computing device; receiving showing settings and timing settings for each of the one or more IoT connected devices; and adjusting each of one or more IoT connected devices for the real-estate showing in accordance with the showing settings and the timing settings.

Abstract: An illustrative storage system provides distributed storage for use by containerized applications running in a container system. In some implementations, this includes converting data blocks of storage resources to distributed persistent storage such as thin-provisioned volumes for use by the containerized applications. In some implementations, the conversion includes using a device mapper to virtualize the data blocks of the storage resources to create a virtual storage pool backing datastore in which the thin-provisioned volumes are created.

Abstract: Systems and methods of searching content using one or more machine learning models are disclosed. In response to a user query request, a user query is received at a first user interface. One or more search terms are determined using a query parser based on the user query. One or more semantically similar queries are determined based on the one or more search terms. In accordance with a determination that the user query and the one or more semantically similar queries have not been previously searched, search for information related to the one or more search terms from one or more databases using the one or more machine learning models. An output to the user query is generated based on the information. The output includes at least a portion of the information and one or more citations associated with the information. The output is displayed at the first user interface.

Abstract: Aspects of the subject disclosure may include, for example, predicting dense wavelength division multiplexing (DWDM) path outage prediction and recommendation of alternate communication paths. Parameterized DWDM signals are launched, and resulting network characteristics are determined. The parameters and characteristics are used to train one or more machine learning models subsequently used to predict outages and recommend alternate paths. Other embodiments are disclosed.

Abstract: Fatty acids and metal cations may be used for petroleum spill remediation. For example, remediation methods may comprise: applying a fatty acid to a surface slick located on an aqueous fluid, the surface slick comprising an oleaginous substance; applying a metal cation to the surface slick after applying the fatty acid; reacting the fatty acid and the metal cation upon the surface slick to form a fatty acid salt; and interacting the fatty acid salt with a surface of the surface slick to reduce a surface area of the surface slick. Alternately, the fatty acid salt may be pre-formed before application to the surface slick.

Abstract: A composition that cures when exposed to actinic radiation. In some embodiments the curable adhesive composition comprises: a) one or more radiation curable oligomers or prepolymers terminally having at least one carbon-carbon double bond-containing group; b) one or more diluent monomer components containing at least one polymerizable group; c) optionally one or more adhesion promoting additives of an organic or inorganic acid acrylic monomer; and optionally one or more rheological modifiers; one or more plasticizers and; one or more additives. The curable composition can be used in an adhesive that structurally bonds many substrates including dissimilar substrates. In some embodiments cured reaction products of the composition have a broad service temperature range from ?20 to 120° C. Cured reaction products of this embodiment will exhibit greater than 50% cohesive failure in this temperature range. The cured composition will retain adhesive strength at temperatures above its Tg.

Abstract: An apparatus including a heat sink having two or more sections of parallel fins that define colinear channels is disclosed herein. The colinear channels are configured to direct flow of air or coolant across the heat sink and have wider channel widths closer to an inlet for the air or coolant and narrower widths closer to an outlet for the air or coolant.

Abstract: Techniques are provided for automatically generating and executing chaos tests for different software applications in a computing environment. A chaos testing data structure can be generated based on an analysis of configuration and/or property files for the software application and/or hosting platform service provider. A pattern and other information from the chaos data structure can be used to determine a topology of the software application and determine defined paths to different identified potential points of failure. One or more components can be selected for the defined paths to the identified potential points of failure. A chaos test template can be selected and automatically populated for each selected component.

Abstract: An exhaust aftertreatment system and a method thereof is provided. The system includes a heater configured to provide heat to a catalyst. The system further includes a heater control unit (HCU) configured to supply electrical power to the heater, and a power supply control unit (PSCU) configured to supply electrical power to the HCU at a variable voltage. The HCU is configured to determine a setpoint parameter which varies in response to variation in a commanded power output of the HCU to drive the heater. The PSCU is configured to receive the setpoint parameter and to adjust the variable voltage supplied to the HCU in response to the setpoint parameter. The adjustment of the setpoint parameter is effective to optimize an efficiency of the HCU during operation to supply the commanded power output to the heater.

Abstract: An exemplary apparatus for interfacing dies that use incompatible protocols includes a first die that uses a first protocol, a second die that uses a second protocol, and a die management unit communicatively coupled to both the first die and the second die in an integrated circuit. In some examples, the die management unit is configured to translate at least one message between the first protocol and the second protocol to support communication between the first die and the second die. Various other apparatuses, systems, and methods are also disclosed.

Abstract: A first electrical resistance of a core sample placed in a core sample holder is measured. The core sample is flushed with oil to displace gas and saturate the core sample with oil. A second electrical resistance of the core sample saturated with oil is measured. The core sample is heated and pressurized. A third electrical resistance of the core sample is measured. The core sample is flushed with an aqueous fluid to displace at least a portion of the oil from the core sample. A fourth electrical resistance of the core sample is measured. An amount of oil displaced from the core sample is measured.