Abstract: A gas turbine engine includes a fan located at a forward portion of the gas turbine engine, and a compressor section and a turbine section arranged in serial flow order. The compressor section and the turbine section together define a core airflow path. A rotary member is rotatable with the fan and with a low pressure turbine of the turbine section. The low pressure turbine includes a rotating drum to which a first airfoil structure is connected and extends radially inward toward the rotary member. A torque frame connects the rotating drum to the rotary member and transfers torque from the first airfoil structure mounted to the rotating drum to the rotary member. The torque frame includes an inner disk mounted to the rotary member, an outer ring and a second airfoil structure formed separately from the outer ring and connected thereto by a releasable connecting structure. The second airfoil structure extends radially inward from the outer ring toward the inner disk.

Abstract: Methods for determining the presence of an unmeasured chemical in an environment can include receiving a plurality of sensor readings from a plurality of chemical sensors, wherein each chemical sensor of the plurality of chemical sensors is configured to detect a different chemical, determining a cross-sensitivity pattern from one or more unmeasured chemicals in the plurality of sensor readings, comparing the cross-sensitivity pattern with one or more known chemical patterns, determining that the cross-sensitivity pattern matches at least one of the one or more known chemical patterns that correspond to one or more chemicals, and identifying one or more unmeasured chemicals based on determining that the cross-sensitivity pattern matches the at least one of the one or more known chemical patterns.

Abstract: Solid forms of chemical compounds that modulate kinase activity, including PI3 kinase activity, and compounds, pharmaceutical compositions, and methods of treatment of diseases and conditions associated with kinase activity, including PI3 kinase activity, are described herein. Also provided herein are processes for preparing compounds, polymorphic forms, cocrystals, and amorphous forms thereof, and pharmaceutical compositions thereof.

Abstract: In accordance with some aspects of the present disclosure, a non-transitory computer readable medium is disclosed. In some embodiments, the non-transitory computer readable medium includes instructions that, when executed by a processor, cause the processor to receive, from a workload hosted on a host of a cluster, first I/O traffic programmed according to a first I/O traffic protocol supported by a cluster-wide storage fabric exposed to the workload as being hosted on the same host. In some embodiments, the workload is recovered by a hypervisor hosted on the same host. In some embodiments, the non-transitory computer readable medium includes the instructions that, when executed by the processor, cause the processor to adapt the first I/O traffic to generate second I/O traffic programmed according to a second I/O traffic protocol supported by a repository external to the storage fabric and forward the second I/O traffic to the repository.

Abstract: Methods, apparatus, systems and articles of manufacture are disclosed. A shroud assembly of a gas turbine engine includes: a first shroud arm having a first end and a second end, the first end to couple to an outer wall and the second end to couple to a first shroud pad, and a second shroud arm having a first end and a second end, the first end to couple to the outer wall and the second end to couple to a second shroud pad, at least one of the first shroud pad or the second shroud pad to move radially outward toward the outer wall in response to a rotor blade contacting the at least one of the first shroud pad or the second shroud pad.

Abstract: A support assembly for a bearing of a gas turbine engine includes a shaft extending along an axial direction. The support assembly includes an outer race positioned radially exterior to the bearing such that the outer race supports the bearing. Additionally, the support assembly includes a shape memory alloy damper positioned radially exterior to the outer race and at least partially supporting the outer race. Moreover, the shape memory alloy damper includes a plurality of sleeves. One or more sleeves of the plurality of sleeves include a shape memory alloy material.

Abstract: An epicyclic gearbox is configured to transfer rotational motion between a first rotating component and a second rotating component of the gas turbine engine. The gearbox includes a centrally located sun gear, two or more planet gears circumscribing the sun gear, and a ring gear circumscribing the plurality of planet gears. The gearbox is configured such that the sun gear is drivingly coupled to the first rotating component, such that rotation of the sun gear causes rotation of each planet gear, and such that the ring gear rotates relative to the plurality of planet gears. The gearbox includes one or more shape memory alloy dampers provided in association with the sun gear, the ring gear, and/or the plurality of planet gears. The shape memory alloy damper(s) is configured in order to reduce vibrations transferred through the epicyclic gearbox to the frame, the first rotating component, and/or the second rotating component.

Abstract: A computer system displays a preview of a three-dimensional model of a physical environment that includes a partially completed three-dimensional model of the physical environment that is displayed with a first orientation that corresponds to a first viewpoint of a user. The computer system detects first movement that changes a current viewpoint of the user in the physical environment to a second viewpoint and updates the preview of the three-dimensional model, including adding additional information to and rotating the partially completed three-dimensional model to a second orientation. While displaying a second view of the physical environment that corresponds to the second viewpoint, the computer system, in response to detecting a first input, updates the preview of the three-dimensional model in the first user interface, including rotating the partially completed three-dimensional model to a third orientation that does not correspond to the second viewpoint of the user.

Abstract: A first device sends a request to a second device to initiate a shared annotation session. In response to receiving acceptance of the request, a first prompt to move the first device toward the second device is displayed. In accordance with a determination that connection criteria for the first device and the second device are met, a representation of a field of view of the camera(s) of the first device is displayed in the shared annotation session with the second device. During the shared annotation session, one or more annotations are displayed via the first display generation component and one or more second virtual annotations corresponding to annotation input directed to the respective location in the physical environment by the second device is displayed via the first display generation component, provided that the respective location is included in the field of view of the first set of cameras.

Abstract: A first electronic device with one or more processors, memory, one or more cameras, and a display generation component captures, with the one or more cameras, an image of a second electronic device that includes position information displayed via a display generation component of the second electronic device. The position information indicates a location of the second electronic device within an augmented reality environment that includes a physical environment in which the first electronic device and the second electronic device are located. The first electronic device, after capturing the image of the second electronic device that includes the position information, displays, via the display generation component of the first electronic device, one or more virtual objects within the augmented reality (AR) environment using the position information captured from the second electronic device.

Abstract: Methods, apparatus, systems and articles of manufacture are disclosed. A shroud assembly of a gas turbine engine includes: a first shroud arm having a first end and a second end, the first end to couple to an outer wall and the second end to couple to a first shroud pad, and a second shroud arm having a first end and a second end, the first end to couple to the outer wall and the second end to couple to a second shroud pad, at least one of the first shroud pad or the second shroud pad to move radially outward toward the outer wall in response to a rotor blade contacting the at least one of the first shroud pad or the second shroud pad.

Abstract: A method of determining the likelihood of a slip or fall comprises receiving, by a detection application stored in a non-transitory memory and executed on a processor, a plurality of sensor readings from a plurality of movement sensors, comparing, by the detection application, the plurality of sensor readings with a plurality of movement patterns stored in a database, determining, by the detection application, that at least one of the movement patterns of the plurality of movement patterns matches the plurality of sensor readings, and generating, by the detection application, an indication that a slip or fall is likely based on the plurality of sensor readings. The plurality of movement sensors is associated with different areas of a worker's body.

Abstract: A bearing system is configured to surround a rotor along a circumferential direction corresponding to the rotor. The rotor is extended along an axial direction co-directional to a centerline axis of the rotor. The bearing system includes a body from which a plurality of first support members is each extended, and wherein the plurality of first support members is spaced apart from one another along the circumferential direction. Each first support member includes a first axial support arm extended along the axial direction and a first radial support arm extended from the first axial support arm along a radial direction. The first radial support arm is configured to position a bearing element in contact with a bearing surface at the rotor.

Abstract: Curved beams stacked structures-compliant shrouds for gas turbine engines are disclosed. An example shroud assembly comprising a plurality of concave curved beams, a plurality of convex curved beams, and a plurality of bumpers, wherein a first concave curved beam of the plurality of concave curved beams is inversely coupled to a first convex curved beam of the plurality of convex curved beams, a second concave curved beam of the plurality of concave curved beams, inversely coupled to a second convex curved beam of the plurality of convex curved beams, the first and second concave curved beams configured to stack on top of the first and second convex curved beams, a first bumper of the plurality of bumpers coupled to the first and second concave curved beams, and a second bumper of the plurality of bumpers coupled to the first and second convex curved beams.

Abstract: Disclosed herein are system, method, and computer program product embodiments for mapping API dependencies for a journey test. An embodiment operates by receiving, at a graphical user interface (GUI), a test script representing the user journey within an application, wherein the test script specifies a sequence of application programming interfaces (APIs) that have been called as a user journeys through the application. The embodiment generates an API dependency map within the GUI comprising a sequential map of visual objects, illustrating (1) each of the APIs specified in the test script and (2) any dependent API called by each of the APIs. The embodiment executes the test script representing the user journey. The embodiment generates a status corresponding to each of the APIs called when executing the test script. The embodiment causes display of the generated status of an API or dependent API within the GUI selected by the user.

Abstract: A first device sends a request to a second device to initiate a shared annotation session. In response to receiving acceptance of the request, a first prompt to move the first device toward the second device is displayed. In accordance with a determination that connection criteria for the first device and the second device are met, a representation of a field of view of the camera(s) of the first device is displayed in the shared annotation session with the second device. During the shared annotation session, one or more annotations are displayed via the first display generation component and one or more second virtual annotations corresponding to annotation input directed to the respective location in the physical environment by the second device is displayed via the first display generation component, provided that the respective location is included in the field of view of the first set of cameras.

Abstract: A variable stiffness damper system including an inner spring positioned between a first wall and a second wall, in which the inner spring includes a first member and a second member each coupled together at a distal end by an inner bumper. The first member and the second member are each contoured toward one another. The first member, the second member, and the inner bumper form a cavity therebetween. An outer spring is positioned between the inner spring and the first wall or the second wall. The outer spring includes a spring arm contoured toward the inner spring. The outer spring includes an outer bumper positioned between the inner bumper and the first wall or the second wall. The inner bumper and the outer bumper are selectively couplable to one another based on a load applied to the damper system.

Abstract: An airfoil arrangement for a gas turbine engine may include a support device using a shape memory alloy to support and control the airfoil. The support device may be formed as part of a fan blade. The arrangement may be configured to reduce overall weight and dimensions of the gas turbine engine.

Abstract: An airfoil arrangement for a gas turbine engine may include a clearance device using a shape memory alloy movable to provide clearance between an airfoil and one or more other components of the gas turbine engine. The clearance device may be formed as part of a fan blade. The arrangement may be configured to reduce overall weight and dimensions of the gas turbine engine.

Abstract: While displaying playback of a first portion of a video in a video playback region, a device receives a request to add a first annotation to the video playback. In response to receiving the request, the device pauses playback of the video at a first position in the video and displays a still image that corresponds to the first, paused position of the video. While displaying the still image, the device receives the first annotation on a first portion of a physical environment captured in the still image. After receiving the first annotation, the device displays, in the video playback region, a second portion of the video that corresponds to a second position in the video, where the first portion of the physical environment is captured in the second portion of the video and the first annotation is displayed in the second portion of the video.