Abstract: Provided is a method for synthesizing a chiral amine compound. A transaminase is used to transaminate a ketone substrate under the action of an amino donor, to obtain the chiral amine compound; and the conserved amino acid sequence region of the transaminase at least includes a region 1 (MAGLWCVN) and a region 2 (YNTFFKT). With the transaminase with the specific conserved amino acid sequence region to synthesize a large sterically hindered chiral amine, the enzyme catalytic reaction volume is small, the synthesizing route is short, the product yield is high, a high-cost noble metal is not required for catalysis under the synthesizing conditions, three wastes are reduced, and the production cost is saved.

Abstract: A meshed catalyst based high-yield preparation and regeneration method for carbon nanotubes and hydrogen includes the following steps: step one, adding waste plastic into a low-temperature pyrolysis section, conducting slow heating, and continuously introducing nitrogen; step two, using a multilayer stainless steel mesh obtained through laminated pressing and vacuum sintering as a catalyst, introducing the volatiles into a high-temperature catalytic section, conducting a catalytic reaction under the action of a meshed stainless steel catalyst obtained through acid etching and calcination pretreatment, generating the carbon nanotubes on a surface of the catalyst, and meanwhile generating high-purity hydrogen; and step three, after temperature drop, conducting ultrasonic treatment on a stainless steel mesh after the reaction, achieving physical stripping of the carbon nanotubes from the stainless steel mesh, then placing the stainless steel mesh subjected to secondary calcination in a system for recycling, and

Abstract: A method for processing semiconductor wafers includes obtaining measurement data of an edge profile of a semiconductor wafer processed by a front-end process tool. The method includes determining an edge profile center point based on the measurement data, generating a raw height profile, and generating an ideal edge profile. The method further includes generating a Gapi edge profile of the semiconductor wafer based on the raw height profile and the ideal edge profile and calculating a Gapi edge value of the semiconductor wafer based on the Gapi edge profile. The generated Gapi edge profile and/or the calculated Gapi edge value may be used to tune the front-end process tool and/or sort the semiconductor wafer for polishing. Systems include at least a front-end process tool, a flatness measurement tool, and a computing device.

Abstract: Provided is a medical imaging apparatus. The medical imaging apparatus includes: a user interface configured to receive an input for setting a region of interest (ROI) in a first medical image and an input for setting first volume rendering properties for the ROI and second volume rendering properties for a remaining region of the first medical image other than the ROI; an image generator configured to generate a second medical image by performing volume rendering on the ROI and the remaining region other than the ROI based on the first and second volume rendering properties, respectively; and a display configured to display the second medical image.

Abstract: Provided is a method and apparatus for displaying an image showing an object. The method of displaying an image showing an object includes: displaying a model corresponding to the object; receiving a user input for selecting, from the model, a region of interest (ROI) included in the object; and displaying an image showing the ROI based on the user input.

Abstract: Disclosed is an ultrasound apparatus. The ultrasound apparatus includes an ultrasound transceiver that transmits an ultrasound signal to an object and receives an ultrasound echo signal reflected from the object, a controller that detects a change amount of a diameter of a blood vessel of the object, based on the ultrasound echo signal, and a display unit that displays a blood pressure graph showing a blood pressure of the object and an image representing an inflection point in the blood pressure graph, based on the detected change amount of the diameter. The controller calculates a stiffness of the blood vessel, based on a blood pressure corresponding to the inflection point.

Abstract: Provided are an ultrasound diagnosis apparatus and an ultrasound diagnosis method that provide to a user an ultrasound image which is easy to recognize. The ultrasound diagnosis apparatus includes a probe, an ultrasound transmitter configured to transmit ultrasound waves to an object by using the probe, an ultrasound receiver configured to generate ultrasound data based on reflection waves corresponding to the transmitted ultrasound waves, a bio-signal obtaining unit configured to obtain bio-signals that are periodically generated, a data processor configured to obtain first loop image data and second loop image data based on the ultrasound data, and an image generator configured to generate combined data by combining the first loop image data and the second loop image based on the bio-signals.

Abstract: Disclosed are an ultrasound diagnostic apparatus and an operating method thereof, which quickly and accurately set a volume of interest (VOI).

Abstract: Provided is an ultrasound diagnosis apparatus including a data acquirer configured to obtain ultrasound data about an object having blood vessels; an image processor configured to extract a blood vessel area from an ultrasound image generated based on the ultrasound data, extract a plaque area included in the blood vessel area, and analyze a risk of plaque based on at least one of a surface shape of the plaque area and brightness information of the plaque area; and a display configured to display the risk of plaque.

Abstract: Provided is a method and apparatus for displaying an image showing an object. The method of displaying an image showing an object includes: displaying a model corresponding to the object; receiving a user input for selecting, from the model, a region of interest (ROI) included in the object; and displaying an image showing the ROI based on the user input.

Abstract: Provided is a method and apparatus for displaying an image showing an object. The method of displaying an image showing an object includes: displaying a model corresponding to the object; receiving a user input for selecting, from the model, a region of interest (ROI) included in the object; and displaying an image showing the ROI based on the user input.

Abstract: Provided is a method and apparatus for displaying an image showing an object. The method of displaying an image showing an object includes: displaying a model corresponding to the object; receiving a user input for selecting, from the model, a region of interest (ROI) included in the object; and displaying an image showing the ROI based on the user input.

Abstract: Provided is an ultrasound diagnosis apparatus including a data acquirer configured to obtain ultrasound data about an object having blood vessels; an image processor configured to extract a blood vessel area from an ultrasound image generated based on the ultrasound data, extract a plaque area included in the blood vessel area, and analyze a risk of plaque based on at least one of a surface shape of the plaque area and brightness information of the plaque area; and a display configured to display the risk of plaque.

Abstract: A medical imaging apparatus and a method of operating the same are provided. The method includes acquiring three-dimensional (3D) volume data about an object, generating a 3D image based on the 3D volume data, extracting a muscle tissue figure corresponding to a muscle tissue shape of the object by grouping voxels included in the 3D image, analyzing a motion of the object based on the extracted muscle tissue figure, and displaying the extracted muscle tissue figure and a result of the analysis.

Abstract: An ultrasound system includes a controller controlling generation of an ultrasound image showing a blood vessel based on an ultrasound echo signal obtained from an object including the blood vessel, and a display displaying the ultrasound image, in which the controller determines a first line and a second line spaced apart from each other with an inner space of the blood vessel interposed therebetween and indicating blood vessel walls in the ultrasound image and determines a color based on information about a change in an interval between the first line and the second line, and the display displays a partial area of the ultrasound image with the determined color.

Abstract: Disclosed are an ultrasound diagnostic apparatus and an operating method thereof, which quickly and accurately set a volume of interest (VOI).

Abstract: Disclosed is an ultrasound apparatus. The ultrasound apparatus includes an ultrasound transceiver that transmits an ultrasound signal to an object and receives an ultrasound echo signal reflected from the object, a controller that detects a change amount of a diameter of a blood vessel of the object, based on the ultrasound echo signal, and a display unit that displays a blood pressure graph showing a blood pressure of the object and an image representing an inflection point in the blood pressure graph, based on the detected change amount of the diameter. The controller calculates a stiffness of the blood vessel, based on a blood pressure corresponding to the inflection point.

Abstract: Provided are an ultrasound diagnosis apparatus and an ultrasound diagnosis method that provide to a user an ultrasound image which is easy to recognize. The ultrasound diagnosis apparatus includes a probe, an ultrasound transmitter configured to transmit ultrasound waves to an object by using the probe, an ultrasound receiver configured to generate ultrasound data based on reflection waves corresponding to the transmitted ultrasound waves, a bio-signal obtaining unit configured to obtain bio-signals that are periodically generated, a data processor configured to obtain first loop image data and second loop image data based on the ultrasound data, and an image generator configured to generate combined data by combining the first loop image data and the second loop image based on the bio-signals.

Abstract: Provided is an ultrasound imaging apparatus an image processor configured to acquire, based on three-dimensional (3D) ultrasound data for generating a 3D ultrasound image of an object, at least one two-dimensional (2D) ultrasound image comprising at least one reference ultrasound image corresponding to at least one reference cross-section; a controller configured to set a user-designated reference cross-section obtained by moving a first reference cross-section included in the at least one reference cross-section and control generation of at least one first ultrasound image corresponding to the set user-designated reference cross-section; and a display configured to display the generated at least one first ultrasound image.

Abstract: Provided is a medical imaging apparatus. The medical imaging apparatus includes: a user interface configured to receive an input for setting a region of interest (ROI) in a first medical image and an input for setting first volume rendering properties for the ROI and second volume rendering properties for a remaining region of the first medical image other than the ROI; an image generator configured to generate a second medical image by performing volume rendering on the ROI and the remaining region other than the ROI based on the first and second volume rendering properties, respectively; and a display configured to display the second medical image.