Abstract: Provided herein are liquid polymer (LP) compositions comprising a synthetic (co)polymer (e.g., an acrylamide (co)polymer), as well as methods for preparing inverted polymer solutions by inverting these LP compositions in an aqueous fluid. The resulting inverted polymer solutions can have a concentration of a synthetic (co)polymer (e.g., an acrylamide (co)polymer) of from 50 to 15,000 ppm, and a filter ratio of 1.5 or less at 15 psi using a 1.2 ?m filter. Also provided are methods of using these inverted polymer solutions in oil and gas operations, including enhanced oil recovery.

Abstract: Described are compositions and methods for use in oil and gas operations. The methods can decrease pressure drop along a lateral segment of a wellbore in an unconventional subterranean formation.

Abstract: A multilayer electronic component, includes: a body including a stack portion having a dielectric layer and an internal electrode disposed in a first direction, a connection electrode disposed on an end surface of the stack portion in a second direction, to be connected to the internal electrode, and an insulating layer covering the connection electrode, the body having opposing first and second surfaces in the first direction, opposing third and fourth surfaces in the second direction, and opposing fifth and sixth surfaces in a third direction; and an external electrode connected to the connection electrode. The connection electrode includes a body portion in contact with one end of the internal electrode in the second direction, and one or more of first lead portions extending from the body portion to be in contact with one or more of the first surface, the second surface, the fifth surface, and the sixth surface.

Abstract: Provided are a composition including vitamin B5 for improving respiratory health and treating or preventing respiratory diseases, a pharmaceutical composition including the composition for treating or preventing respiratory diseases, and a health functional food composition including the composition for improving respiratory health or respiratory diseases.

Abstract: Provided is a display device comprising a display panel including a display area and a non-display area and an electrostatic protection circuit disposed in the non-display area. The electrostatic protection circuit includes a first stage circuit including a (1-1)-th diode which causes a forward current to flow from a first node to a second node and a first capacitor and a first resistor connected in parallel to the (1-1)-th diode, a second stage circuit including a (2-1)-th diode which causes a forward current to flow from the second node to a third node and a second capacitor and a second resistor connected in parallel to the (2-1)-th diode, and a third stage circuit including a (3-1)-th diode which causes a forward current to flow from the third node to a fourth node and a third capacitor and a third resistor connected in parallel to the (3-1)-th diode.

Abstract: Disclosed is a semiconductor package including: a substrate including first and second surfaces opposite to each other, wherein the substrate extends in first and second directions intersecting each other; a first semiconductor chip on the first surface of the substrate; a second semiconductor chip on the first surface of the substrate and spaced apart from the first semiconductor chip in the first direction; and a dam structure at least partially surrounding the first semiconductor chip, wherein the dam structure includes first and second dam structures on the first surface of the substrate and spaced apart from each other in the first direction such that the first semiconductor chip resides therebetween, wherein the first and second dam structures have different heights relative to the first surface of the substrate.

Abstract: Provided herein are liquid polymer (LP) compositions comprising a synthetic (co)polymer (e.g., an acrylamide (co)polymer), as well as methods for preparing inverted polymer solutions by inverting these LP compositions in an aqueous fluid. The resulting inverted polymer solutions can have a concentration of a synthetic (co)polymer (e.g., an acrylamide (co)polymer) of from 50 to 15,000 ppm, and a filter ratio of 1.5 or less at 15 psi using a 1.2 ?m filter. Also provided are methods of using these inverted polymer solutions in oil and gas operations, including enhanced oil recovery.

Abstract: A calculation system that calculates a usage right for resources of a cloud server by a user using a cloud service according to an embodiment of the present disclosure may include: a reception module that generates analysis activity information, which is activity information generated while the user uses the cloud server, in order to determine the usage right; a right module that uses a predetermined analysis method based on the analysis activity information to calculate a corresponding right, which is the usage right corresponding to the analysis activity information and applicable only to a specific user; and a transmission module that transmits a recommendation right calculated utilizing the corresponding right through a predetermined path.

Abstract: A combined power generation system includes a gas turbine including a compressor configured to compress air, a combustor configured to mix the compressed air from the compressor and fuel and combust a mixture of the compressed air and fuel, and a turbine section in which rotational power is obtained by combustion gases generated by the combustor. The system also includes a heat recovery steam generator (HRSG) in which steam is generated by heat of exhaust gases from the gas turbine, and a steam turbine driven by the steam generated by the HRSG, wherein the HRSG includes a plurality of heat exchangers provided to cool the compressed air by heat exchange between the compressed air and the exhaust gases.

Abstract: An image sensor includes a substrate; a plurality of unit pixel regions in the substrate, each unit pixel region o including a floating diffusion region and a transfer gate electrode; and a microlens on the substrate. The transfer gate electrode includes a first connection part on a first surface of the substrate and a first extending part connected to the first connection part and extending from the first surface into the substrate. A third surface of the first extending part has a first angle with respect to the first surface of the substrate and a fourth surface of the first extending part has a second angle with respect to the first surface of the substrate. The fourth surface, the third surface, and the floating diffusion region are sequentially disposed in a direction parallel to the first surface of the substrate, and the first angle is greater than the second angle.

Abstract: Provided herein are liquid polymer (LP) compositions comprising a synthetic (co)polymer (e.g., an acrylamide (co)polymer), as well as methods for preparing inverted polymer solutions by inverting these LP compositions in an aqueous fluid. The resulting inverted polymer solutions can have a concentration of a synthetic (co)polymer (e.g., an acrylamide (co)polymer) of from 50 to 15,000 ppm, and a filter ratio of 1.5 or less at 15 psi using a 1.2 ?m filter. Also provided are methods of using these inverted polymer solutions in oil and gas operations, including enhanced oil recovery.

Abstract: A comment management method manages a plurality of comments written about content and selects at least one first comment from among the plurality of comments based on a first condition that is based on feedback from users for each of the plurality of comments, selects a second comment based on the feedback and a second condition that is based on the time at which a comment is written, and distinguishably displays the first comment and the second comment on a user terminal that displays the content.

Abstract: In an air conditioner, a drain extraction unit and a refrigerant pipe connecting unit may be disposed in a blocking region in which a discharge port is not provided so that a size of the discharge port may be secured and the discharge port may be uniformly disposed, thereby generating uniform airflow in a room. In a lower housing formed in a circular shape, some of components inside an indoor unit of the air conditioner may be disposed in a protrusion portion that protrudes from the circular housing, thereby facilitating the installation of the air conditioner. A condensate water collecting space disposed outside the housing may be provided in a drain tray, thereby efficiently preventing a leakage due to condensate water generated outside the housing. The housing, the drain tray, and the cover member of the air conditioner may be coupled by a coupling member coupled outside.

Abstract: An inhaler includes a housing having a mouthpiece; an airflow inlet provided on an outer side of the housing and separated from the mouthpiece; an airflow channel extending in a longitudinal direction from the airflow inlet to the mouthpiece and having a venturi area where a diameter decreases and then expands along the longitudinal direction; a functional material cartridge disposed in the housing and configured to accommodate a functional material; and a functional material supply port communicating with the functional material cartridge and the venturi area.

Abstract: An etching gas and an etching method, the etching gas includes hydrogen gas; a halogen gas; a first gas; and a second gas, wherein the first gas includes a phosphorus atom, and the second gas includes a carbon atom and two or more halogen atoms that are different from each other.

Abstract: A catheter apparatus for photodynamic therapy includes: a catheter movable to a lesion site of tissues; a stent installed to be inserted into and retracted from an end of the catheter such that a length thereof is adjustable, and coated with a photosensitizer, and an optical fiber inserted into the catheter to be movable to be positioned at a central portion of the stent. The optical fiber irradiates the photosensitizer with a laser to activate the photosensitizer in a state where the stent is pulled out from the catheter and expanded.

Abstract: Provided herein are liquid polymer (LP) compositions comprising a synthetic (co)polymer (e.g., an acrylamide (co)polymer), as well as methods for preparing inverted polymer solutions by inverting these LP compositions in an aqueous fluid. The resulting inverted polymer solutions can have a concentration of a synthetic (co)polymer (e.g., an acrylamide (co)polymer) of from 50 to 15,000 ppm, and a filter ratio of 1.5 or less at 15 psi using a 1.2 ?m filter. Also provided are methods of using these inverted polymer solutions in oil and gas operations, including enhanced oil recovery.

Abstract: In an air conditioner, a drain extraction unit and a refrigerant pipe connecting unit may be disposed in a blocking region in which a discharge port is not provided so that a size of the discharge port may be secured and the discharge port may be uniformly disposed, thereby generating uniform airflow in a room. In a lower housing formed in a circular shape, some of components inside an indoor unit of the air conditioner may be disposed in a protrusion portion that protrudes from the circular housing, thereby facilitating the installation of the air conditioner. A condensate water collecting space disposed outside the housing may be provided in a drain tray, thereby efficiently preventing a leakage due to condensate water generated outside the housing. The housing, the drain tray, and the cover member of the air conditioner may be coupled by a coupling member coupled outside.

Abstract: Provided herein are liquid polymer (LP) compositions comprising a synthetic (co)polymer (e.g., an acrylamide (co)polymer), as well as methods for preparing inverted polymer solutions by inverting these LP compositions in an aqueous fluid. The resulting inverted polymer solutions can have a concentration of a synthetic (co)polymer (e.g., an acrylamide (co)polymer) of from 50 to 15,000 ppm, and a filter ratio of 1.5 or less at 15 psi using a 1.2 ?m filter. Also provided are methods of using these inverted polymer solutions in oil and gas operations, including enhanced oil recovery.

Abstract: A comment management method manages a plurality of comments written about content and selects at least one first comment from among the plurality of comments based on a first condition that is based on feedback from users for each of the plurality of comments, selects a second comment based on the feedback and a second condition that is based on the time at which a comment is written, and distinguishably displays the first comment and the second comment on a user terminal that displays the content.