Abstract: A ventilator system includes a gas flow chamber configured to receive ventilation gas circulating in a ventilation gas pathway of the ventilator and at least one UVC lamp. The UVC lamp is configured to radiate UVC spectrum light into the gas flow chamber to inactivate pathogens in the ventilation gas. A flow sensor is configured to measure a gas flow rate of the ventilation gas and a controller is configured to receive the gas flow rate, determine an intensity based on the gas flow rate, and control power to the UVC lamp based on the intensity.

Abstract: A method for detecting a metabolism of glucose by a patient. The method includes producing a magnetic field that acts upon the patient, then acquiring magnetic resonance data of deuterated water within the patient, where deuterated glucose has been administered to the patient, where the deuterated water is produced during the metabolism of the deuterated glucose by the patient, and where the magnetic resonance data is acquired at a resonant frequency of deuterium. The method further includes analyzing the magnetic resonance data acquired at the resonant frequency of deuterium, non-spectrally resolved, to generate a processed dataset. The method further includes constructing an image based on the processed dataset, where the metabolism of the glucose by the patient is detected via the constructed image.

Abstract: A dip-coat binder solution comprises a metal dip-coat powder and a dip-coat binder. The dip-coat binder solution has a viscosity greater than or equal to 1 cP and less than or equal to 40 cP. The metal dip-coat powder may comprise a stainless steel alloy, a nickel alloy, a copper alloy, a copper-nickel alloy, a cobalt-chrome alloy, a titanium alloy, an aluminum alloy, a tungsten alloy, or a combination thereof. A method of forming a part includes providing a green body part comprising a plurality of layers of print powder, dipping the green body part in a dip-coat binder solution to form a dip-coated green body part, and heating the dip-coated green body part. After dipping, the dip-coated green body part has a surface roughness Ra less than or equal to 10 ?m.

Abstract: A system, method, and computer-readable medium for evaluating structural integrity of a gradient coil disposed in a magnetic resonance imaging system is provided. A sensor obtains a parameter reading of the gradient coil, wherein the parameter reading includes a back electromotive force (back EMF) measurement. The structural integrity of the gradient coil is determined as function of the back EMF measurement.

Abstract: A method of predicting a post-sintering geometry of a green body part includes determining stress differentiating material properties of a material configuration of the green body part by physically measuring the stress differentiating material properties of the material configuration and identifying a plurality of stress regions in the green body part via a first sintering analysis of the green body part. Each stress region is associated with a portion of the green body part subjected to a particular stress state during sintering. The method also includes assigning different sets of stress differentiating material properties to each of the plurality of stress regions to form a stress-simulated green body part and predicting the post-sintering geometry via a second sintering analysis of the stress-simulated green body part.

Abstract: A sensing device for acquiring data via a finger. The device includes a wrap having a central portion with a tip wing, a first side wing, and a second side wing each extending therefrom. The wrap has an exterior side and an opposite finger side that faces towards the finger. An electronics system is coupled to the wrap and has a sensor configured to acquire the data from the finger. An adhesive is configured to adhere the sensing device to the finger. First and second attachment portions are positioned on finger side of the first side wing and on the exterior side of the second side wing, respectively, where the first and second attachment portions removably attach to each other to non-adhesively secure the wrap around the finger.

Abstract: A dip-coat binder solution comprises a dip-coat metallic precursor and a dip-coat binder. The dip-coat binder solution has a viscosity greater than or equal to 1 cP and less than or equal to 150 cP. A method of forming a part includes providing a green body part comprising a plurality of layers of print powder and a print binder, dipping the green body part in a dip-coat binder solution, and heating the dip-coated green body part. The dip-coated green body part is heated to form a coated green body part having a metallic precursor coating on an outer surface of the coated green body part. The coated green body part has a strength greater than or equal to 10 MPa.

Abstract: A method of generating a distortion-compensated geometry for a workpiece includes generating a green body part geometry for the workpiece, discretizing the green body part geometry into a green body part mesh and performing a first sintering analysis on the green body part mesh to generate a post-sintering mesh based on the green body part mesh, the post-sintering mesh including a plurality of post-sintering mesh nodes. The method also includes co-registering the post-sintering mesh and a model mesh having a geometry corresponding to the three-dimensional model, the model mesh including a plurality of model mesh nodes. For each of the plurality of post-sintering mesh nodes, a displacement between a post-sintering mesh node and a corresponding model mesh nodes is determined, and the green body mesh may be adjusted based on the displacement to generate the distortion-compensated geometry.

Abstract: A sensing device for acquiring data from a finger. The device includes a carrier board having a stacked portion with a finger side and a canopy side. A tip wing extends from the stacked portion and wraps around the finger. Electrical components are coupled to the carrier board, including a first circuit board on the canopy side of the stacked portion, and one or more optical components electrically on the tip wing. The optical components are configured to transmit light towards the finger and to detect the light from the finger. The carrier board electrically couples the electrical components to acquire the data from the finger. A power system is positioned between the canopy side and the finger side of the carrier board, where the power system provides power to the electrical components via the carrier board. A cover secures the carrier board to the finger.

Abstract: Systems and methods of controlling a length of an air gap in an electric machine using an air gap controller may include: determining an air gap length value for an electric machine at least in part using an air gap controller, comparing the determined air gap length value to an air gap target value using the air gap controller, and outputting a control command from the air gap controller to a controllable device associated with an air gap control system when the determined air gap length value differs from the air gap target value by a predefined threshold. A control command may be configured to impart a change to an operating parameter associated with the air gap control system to adjust a length of an air gap between an outer surface of a rotor core and an inner surface of a stator core of the electric machine.

Abstract: A gyroscope includes at least one anchor and a plurality of gyroscope spring elements coupled to the at least one anchor. The gyroscope also includes a plurality of concentric rings coupled to the plurality of gyroscope spring elements and configured to encircle the plurality of gyroscope spring elements. The gyroscope further includes an excitation/detection/tuning unit electrostatically coupled to the plurality of concentric rings.

Abstract: An additive manufacturing system includes a plurality of laser devices, a plurality of first scanning devices, and an optical system. The optical system includes an optical detector and a second scanning device. The plurality of laser devices are each configured to generate a laser beam. The plurality of first scanning devices is each configured to selectively direct the laser beam from a laser device of the plurality of laser devices across a powder bed. The laser beam generates a melt pool in the powder bed. The optical detector is configured to detect electromagnetic radiation generated by the melt pool. The second scanning device is configured to direct electromagnetic radiation generated by the melt pool to the optical detector. The optical system is configured to detect a position of the laser beams in the melt pool.

Abstract: A system and method are provided for controlling a power generating system having at least one power generating subsystem connected to a point of interconnection (POI). Accordingly, the subsystem controller of the power generating subsystem obtains a first data signal indicative of an electrical parameter at the POI and a second data signal indicative of the electrical parameter at the generating subsystem. The second data signal has a higher fidelity than the first data signal. The second data signal is utilized by the subsystem controller to generate a first modeled value for the electrical parameter at the POI which compensates for the lower-fidelity first data signal. The subsystem controller generates a setpoint command for the power generating subsystem based, at least in part, on the first modeled value for the electrical parameter.

Abstract: The present application provides a spark plug testing tool for a spark plug assembly of a gas turbine engine combustor. The spark plug testing tool may include a dielectric tube attached to the spark plug assembly and a first support bracket to support the spark plug assembly and the dielectric tube therein such that the spark plug assembly remains electrically connected to the gas turbine engine combustor during testing.

Abstract: Generating fault indications for an additive manufacturing machine based on a comparison of the outputs of multiple process models to measured sensor data. The method receiving sensor data from the additive manufacturing machine during manufacture of at least one part. Models are selected from a model database, each model generating expected sensor values for a defined condition. Difference values are computed between the received sensor data and an output of each of the models. A probability density function is computed, which defines, for each of the models, a likelihood that a given difference value corresponds to each respective model. A probabilistic rule is applied to determine, for each of the models, a probability that the corresponding model output matches the received sensor data. An indicator is output of a defined condition corresponding to a model having the highest match probability.

Abstract: A frame for a heat engine, the frame including an inner wall extended from an inlet end to an outlet end, the inner wall forming at least in part a core flowpath, the inner wall comprising a plenum formed between an outer portion of the inner wall and an inner portion of the inner wall, wherein a cavity is formed inward of the inner portion of the inner wall, and wherein the inner wall includes a first plenum opening providing fluid communication between the cavity and the plenum, and wherein the inner wall comprises a second plenum opening providing fluid communication between the plenum and the core flowpath.

Abstract: A stator vane includes an airfoil having an airfoil shape. The airfoil shape has a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in one of Table I, Table II, Table III, Table IV, Table V, Table VI, Table VII, Table VIII, Table IX, Table X, Table XI, or Table XII. The Cartesian coordinate values of X, Y and Z are non-dimensional values from 0% to 100% convertible to dimensional distances expressed in a unit of distance by multiplying the Cartesian coordinate values of X, Y and Z by a scaling factor of the airfoil in the unit of distance. The X and Y values, when connected by smooth continuing arcs, define airfoil profile sections at each Z value. The airfoil profile sections at Z values are joined smoothly with one another to form a complete airfoil shape.

Abstract: Sealing arrangements and turbomachines are provided. A sealing arrangement for a turbomachine includes a transition duct having an upstream end and a downstream end. The transition duct includes an aft frame that circumferentially surrounds the downstream end of the transition duct. A stage one nozzle spaced apart from the aft frame and defining a gap therebetween. A sealing assembly extends across the gap. The sealing assembly includes a first seal link magnetically coupled to the aft frame. The sealing assembly further includes a second seal link magnetically coupled to the first seal link and the stage one nozzle.

Abstract: Methods and systems are provided for signal processing in a detector assembly of an imaging system. In one embodiment, an imaging system may include a plurality of detector blocks, each detector block including an array of silicon photomultiplier (SiPM) devices divided into at least two regions, with the SiPM devices in the two or more regions transmitting signals to two or more distinct timing pick-off circuits. In this way, a SiPM array may be subdivided into regions with a signal summed from SiPMs of a single region being transmitted to a separate timing pick-off circuit.

Abstract: A system for warming a power generation system including a boiler and a mixer fluidly coupled to the boiler, a turbine first section operable to receive steam from the boiler at a first temperature. The turbine supplies steam at a second temperature to a first heat exchanger operably connected to receive the heated steam at the second temperature from the output of at least the first section of the turbine and transfer heat to at least one of water and steam in the boiler or the mixer, feedwater for the boiler, and a thermal energy storage system. The system further includes a control unit configured to receive the monitored operating characteristic and control the amount of steam directed through the turbine.

Abstract: An electric power system for a vehicle includes at least one electric machine, one or more power rectifiers, and a plurality of DC channels. The at least one electric machine includes a plurality of tooth-wound multi-phase windings that are substantially magnetically decoupled, and the at least one electric machine is mechanically balanced even if one of the plurality of windings is de-energized. The one or more power rectifiers are configured to produce rectified power from the power generated by the at least one electric machine. The plurality of DC channels are formed after the at least one power rectifier and are configured to provide DC power to one or more loads within a vehicle.

Abstract: A scintillator for positron emission tomography is provided. The scintillator includes a garnet compound of a formula of A3B2C3O12 and an activator ion consisting of cerium. A3 is A2X. X consists of at least one lanthanide element. A2 is selected from the group consisting of (i), (ii), (iii), and any combination thereof, wherein (i) consists of at least one lanthanide element, (ii) consists of at least one group I element selected from the group consisting of Na and K, and (iii) consists of at least one group II element selected from the group consisting of Ca, Sr, and Ba. B2 consists of Sn, Ti, Hf, Zr, and any combination thereof. C3 consists of Al, Ga, Li, and any combination thereof. The garnet compound is doped with the activator ion.

Abstract: [Problem] To provide an ultrasonic apparatus that enables one to find a factor that lowers reliability of a measurement value relating to elasticity of biological tissue. [Means for Solution] An ultrasonic diagnostic apparatus comprises a control circuit executing: a measurement-value calculating function 535 of calculating a measurement value relating to elasticity of the biological tissue based on echo signals from ultrasonic detecting pulses; an index-value calculating function 536 of calculating an index value indicating a degree of reliability for the measurement value for each of a plurality of factors that deteriorate the reliability of the measurement value based on the echo signals from the ultrasonic detecting pulses; and a notifying function of notifying a factor corresponding to at least one index value for which the degree of reliability does not meet a required standard.

Abstract: A method of igniting liquid fuel in a turbomachine combustor is provided. The method includes a step of initiating a flow of gaseous fuel from a gaseous fuel supply to a gaseous fuel nozzle. The method further includes a step of initiating a flow of liquid fuel from a liquid fuel supply to a primary liquid fuel cartridge. After initiating both the flow of gaseous fuel and the flow of liquid fuel, the method includes a step of igniting the flow of gaseous fuel and the flow of liquid fuel with an igniter. The method further includes a step of terminating the flow of gaseous fuel from the gaseous fuel supply to the gaseous fuel nozzle.

Abstract: A method and system, the method including receiving a nominal computer-aided design (CAD) model of a component; producing a physical representation of the component based on the CAD model using an additive manufacturing (AM) process; measuring the produced physical representation of the component to obtain measurement data of the physical representation of the component; determining a deviation between a geometry of the CAD model and the measurement data of the physical representation of the component; calculating a nonlinear scale factor using an iterative simulation process; determining a compensation field based on the determined deviation between the geometry of the CAD model and the measurement data of the physical representation of the component and the calculated nonlinear scale factor; modifying the nominal CAD model by the determined compensation field; and producing a physical representation of the component based on the modified nominal CAD model.

Abstract: Methods and systems are provided for fasting switching a filter of an imaging system during scan. In one embodiment, a method comprises determining a first contrast enhancement of an injected contrast agent; responsive to the first contrast enhancement being higher than a first threshold, acquiring a first dataset by transmitting a radiation beam to an imaging subject via a first filter; switching to a different, second filter; acquiring a second dataset by transmitting the radiation beam to the imaging subject via the second filter, wherein an average contrast enhancement of the injected contrast agent during the acquisition of the first dataset is substantially the same as an average contrast enhancement of the injected contrast agent in the imaging subject during the acquisition of the second dataset.

Abstract: An assembly system includes: a tool including a sensor; a wearable device including a display, and a computing device. The computing device is programmed to: a. provide visual instructions on the display of the device; b. monitor an input from the sensor; and c. in response to the input from the sensor: i. provide feedback to the user through the display, indicating a status of an operation of the tool; and ii. store a record of a status of an operation of the tool.

Abstract: Route planning and movement of an aircraft on the ground based on a navigation model trained to improve aircraft operational efficiency is provided herein. A system comprises a memory that stores executable components and a processor, operatively coupled to the memory, that executes the executable components that comprise an assessment component, a sensor component, and a route planning component. The assessment component accesses runway data, taxiway data, and gate configuration data associated with an airport. The sensor component collects, from a plurality of sensors, sensor data related to performance data of an aircraft and respective conditions of the runway, the taxiway, and the gate configuration data. The route planning component employs a navigation model that is trained to analyze the sensor data, the runway data, the taxiway data, and the gate configuration data, and generate a taxiing protocol to navigate the aircraft to improve aircraft operational efficiency.

Abstract: Embodiments are described which exploit a finding, according to which a higher compression rate or better rate/distortion ratio may be achieved by adopting or predicting second coding parameters used for encoding a second view of the multi-view signal from first coding parameters used in encoding a first view of the multi-view signal. In other words, the inventors found out that the redundancies between views of a multi-view signal are not restricted to the views themselves, such as the video information thereof, but that the coding parameters in parallely encoding these views show similarities which may be exploited in order to further improve the coding rate.

Abstract: A ceramic matrix composite (CMC) component and method of fabrication including a plurality of counterflow elongated functional features. The CMC component includes a plurality of longitudinally extending ceramic matrix composite plies forming a densified body and a plurality of elongated functional features formed therein the densified body. Each of the plurality of functional features is configured longitudinally extending and in alignment with the plurality of ceramic matrix composite plies. Each of the plurality of elongated functional features includes an inlet configured in cross-ply configuration. The plurality of elongated functional features are configured to provide a flow of fluid from a fluid source to an exterior of the ceramic matrix composite component. The plurality of functional features are configured in alternating flow configuration.

Abstract: An anesthesia vaporizer system having a reservoir fillable with anesthetic agent from a bottle. A fill body defines a cavity that receives the anesthetic agent from the bottle via an inlet. The fill body further defines main and vent ports each communicating between the cavity of the fill body and the reservoir. A fill valve is receivable within the cavity of the fill body and moveable between open and closed positions. The anesthetic agent from the bottle flows through the inlet only when the fill valve is in the open position. A lower seal is receivable within the cavity of the fill body and moveable between open and closed positions by the fill valve. The vent port communicates between the cavity and the fill body only when the lower seal is in the open position. The lower seal is positionable in the open position when the fill valve is in the closed position.

Abstract: A device comprises: a high temperature semiconductor device comprising a first surface, wherein the high temperature semiconductor device comprises an active area and a termination area disposed adjacent to the active area; an inorganic dielectric insulating layer disposed on the first surface, wherein the inorganic dielectric insulating layer fills a volume extending over an entirety of the termination area and comprises a thickness greater than or equal to 25 ?m and less than or equal to 500 ?m; and an electrical connector connecting the active area of the high temperature semiconductor device to an additional component of the device.

Abstract: A steam generating system includes a nozzle assembly for pulverized coal and air, the coal nozzle assembly comprises an inner housing (3) for conveying primary air and coal and an outer housing (5) for conveying secondary air to an exit face (13) of a nozzle tip (1), wherein the outer housing (3) and the inner housing (5) are arranged coaxially and limit a channel (15) for the secondary air, wherein the cross-sectional area (AIH) of the inner housing (3) increases towards the exit face (13) of the nozzle tip (1), wherein the cross-sectional area (AOH) of the outer housing (5) decreases towards the exit face (13), and wherein bars (11) are located in the inner housing (3) near the exit face (13) that accelerate the velocity of the primary air and coal particles.

Abstract: A multi-sensor patch for simultaneous abdominal monitoring of maternal and fetal physiological data includes a multi-layer flexible substrate with a center region and a plurality of electrode regions. A conductive layer of the flexile substrate provides an electrical connection between each of the plurality of electrode regions and the center region. A plurality of electrodes are formed into the flexible substrate. At least one mechanical motion sensor is connected to the multi-layer flexible substrate. A module unit is connected to the conductive layer at the center region. The module unit includes a controller configured to receive biopotential physiological data from the plurality of electrodes and mechanical sensor data from the at least one auxiliary sensor. The controller calculates at least fetal heart rate, maternal heart rate, and uterine activity from the biopotential physiological data and from the mechanical sensor data.

Abstract: A rake arm assembly mountable to a build table having an upper surface and an opposite lower surface is provided. The rake arm assembly includes a rake arm body extending in a direction transverse to a working axis and positionable at the upper surface of the build table, a first guide rail mountable to the lower surface of the build table and extending along the working axis, a first rake support member fixed to a first end of the rake arm body and movably supported on the first guide rail, a second rake support member fixed to an opposite second end of the rake arm body, and a guide pad fixed to a lower surface of the second rake support member and positionable at the lower surface of the build table.

Abstract: Embodiments of the present disclosure are directed to additive manufacturing apparatuses, cleaning stations incorporated therein, and methods of cleaning using the cleaning stations.

Abstract: Systems and methods of wireless sensing of physiological data includes obtaining physiological data from a patient with a wireless sensor. A patient location device determines a location of the patient. A location of the wireless sensor is obtained. The physiological data from the wireless sensor is associated to the patient based upon a determined proximity of the location of the wireless sensor to the location of the patient.

Abstract: Briefly, in one aspect, the present invention relates to processes for producing a stabilized Mn4+ doped phosphor in solid form and a composition containing such doped phosphor. Such process may include combining a) a solution comprising at least one substance selected from the group consisting of: K2HPO4, an aluminum phosphate, oxalic acid, phosphoric acid, a surfactant, a chelating agent, or a combination thereof, with b) a Mn4+ doped phosphor of formula I in solid form, where formula I may be: Ax [MFy]:Mn4+. The process can further include isolating the stabilized Mn4+ doped phosphor in solid form. In formula I, A may be Li, Na, K, Rb, Cs, or a combination thereof. In formula I, M may be Si, Ge, Sn, Ti, Zr, Al, Ga, In, Sc, Y, La, Nb, Ta, Bi, Gd, or a combination thereof. In formula I, x is the absolute value of the charge of the [MFy] ion and y is 5, 6 or 7.

Abstract: Nozzle segment assemblies for gas turbine engines include an outer band, inner band, and at least one airfoil body between the outer band and inner band. The airfoil body includes an outer end extending through the outer band and having an outer end reinforced wall portion engaging with the outer band and an inner end extending through the inner band and having an inner end reinforced wall portion engaging with the inner band. A thickness of the outer end and inner end reinforced wall portions are each greater than a thickness of a central wall portion of the airfoil body to reduce stresses in the airfoil body. The outer band, the inner band, and the airfoil bodies are ceramic matrix composite (CMC) materials. Direct mounting of the airfoil bodies to the inner and outer hangers of the nozzle further reduce stress.

Abstract: Devices, systems, methods, and kits of parts for monitoring operation of an electron beam additive manufacturing systems are disclosed. A monitoring system includes one or more measuring devices positioned on the at least one wall in the interior of a build chamber of the additive manufacturing system. Each one of the one or more measuring devices includes a piezoelectric crystal. The monitoring system further includes an analysis component communicatively coupled to the one or more measuring devices. The analysis component is programmed to receive information pertaining to a frequency of oscillation of the piezoelectric crystal. A collection of material on the one or more measuring devices during formation of an article within the build chamber causes a change to the frequency of oscillation of the piezoelectric crystal that is detectable by the analysis component and usable to determine a potential build anomaly of the article.

Abstract: A T-piece for ventilating a neonate includes a body having three ports, including an air supply connection port configured to connect to an air supply hose to receive gas therefrom, a mask connection port configured to connect to a neonatal ventilation mask, and a positive end-expiratory pressure (PEEP) control port. A PEEP adjustor cap is connected to the PEEP control port, the PEEP adjustor cap having a bypass hole to allow gas to exit the T-piece and configured such that when the bypass hole is closed substantially all gas received at the air supply connection port is directed to the neonate, and when the bypass hole is open at least a portion of the gas received at the air supply connection port exits through the bypass hole. The T-piece is configured such that the bypass hole can be closed to deliver a sustained breath procedure to a neonate. A sustained breath delivery timer configured to limit a duration of the sustained breath procedure.

Abstract: Various methods and systems are provided for workflow monitoring during x-ray mammography and related procedures. In one example, a vision system is utilized to monitor an x-ray mammography system, accessories associated with the system, and surrounding environment. Based on the detection and user indications, via a user interface for example, one or more of a current mode of operation of the x-ray system, a current workflow step in the current mode, and one or more errors may be identified using the vision system, and one or more of indications to the user and system adjustments may be performed based on the identification.

Abstract: An electric power system includes a generating unit, which includes a controller for controlling an operational mode of the generating unit. The electric power system also includes an event estimator communicatively coupled to the controller of the generating unit and a network estimator communicatively coupled to the event estimator. The network estimator includes a processor configured to receive status information associated with the electric power system, determine, based upon the status information, at least one characteristic of the electric power system, and transmit the at least one characteristic to the event estimator.

Abstract: A method for protecting a wind turbine from extreme and fatigue loads associated with high wind speed events includes receiving, via a wind turbine condition estimator programmed in a turbine controller of the wind turbine, operating data indicative of current wind turbine operation. Further, the method includes determining, via the wind turbine condition estimator, a plurality of estimated wind turbine conditions at the wind turbine by solving a control algorithm having one or more equations using the operating data. The estimated wind turbine conditions include, at least, an estimated wind speed at the wind turbine and a loading proxy of the wind turbine. As such, the method includes implementing, via the turbine controller, a corrective action only when each of the estimated wind turbine conditions indicates that one or more loading conditions of the wind turbine exceeds a predetermined limit.

Abstract: A method of temporal anomaly detection includes accessing sensor data readings obtained at a monitored industrial asset, performing a data cleanup operation on at least a portion of the accessed sensor data readings, transforming at least the cleaned-up portion of the accessed sensor data readings to time series feature space sensor data, applying a multi-kernel-based projection algorithm to the time series feature space sensor data, computing a respective anomaly score and a respective ranking for one or more variables of the sensor data readings, and providing at least the computed respective anomaly score or the respective ranking for at least one of the one or more variables to a user. Ranking the anomaly score includes comparing each anomaly score to a threshold and then assigning a ranking to scores with a magnitude greater than the threshold based on its magnitude. A system and a non-transitory computer-readable medium are also disclosed.

Abstract: The present invention relates to the use of contrast-enhanced ultrasound using microbubble-based ultrasound contrast agents to accomplish noninvasive subharmonic aided pressure estimation (SHAPE) in a region of interest (ROI) of a subject. The method of the invention provides a non-invasive, direct, and accurate method for pressure estimation.

Abstract: A fan case with crack-arresting backsheet structure and removable containment cartridge is disclosed. An example engine fan case includes a segmented backsheet structure, the segmented backsheet structure including at least a first backsheet segment of a first length and a second backsheet segment of a second length, the first backsheet segment coupled to the second backsheet segment and at least one of the first backsheet segment or the second backsheet segment coupled to the fan case, a honeycomb structure, and a containment structure for blade fragment retention, the containment structure coupled to the segmented backsheet structure.

Abstract: A method is provided for controlling an additive manufacturing process in which one or more energy beams are used to selectively fuse a powder contained in an additive manufacturing machine having a gas flow therein in order to form a workpiece, in the presence of one or more plumes generated by interaction of the one or more energy beams with the powder, wherein the process is controlled by an electronic controller. The method includes: performing a build process to form a workpiece using a set of initial process parameters; sensing a condition of the finished workpiece; using the electronic controller, comparing the condition of the finished workpiece to a predetermined standard; using the electronic controller, changing one or more of the initial process parameters to define a set of revised process parameters; and performing a subsequent build process using the revised process parameters.

Abstract: The subject matter of the present disclosure generally relates to techniques for following a treatment protocol having one or more treatment parameters to cause a targeted physiological outcome at a distal site, assessing an expression level of a gene in a region of interest after completing the treatment protocol, and modifying the one or more treatment parameters based on the expression level of the gene. The treatment protocol may include one or more ultrasound energy treatments to the region of interest.

Abstract: A Brayton cycle engine including an inner wall assembly defining a detonation combustion region upstream thereof extended from a longitudinal wall into a gas flowpath. An actuator adjusts a depth of the detonation combustion region into the gas flowpath. A method for operating the engine includes flowing an oxidizer through the gas flowpath; capturing a portion of the flow of oxidizer via the inner wall; flowing a first flow of fuel to the captured flow of oxidizer; producing a rotating detonation gases via a mixture of the first flow of fuel and the captured flow of oxidizer; flowing at least a portion of the detonation gases downstream to mix with the flow of oxidizer; flowing a second flow of fuel to the mixture of detonation gases and oxidizer; and burning the mixture of the second flow of fuel and the detonation gases/oxidizer mixture.