Abstract: Technology provided herein relates in part to methods, processes, machines and apparatuses for non-invasive assessment of copy number alterations. In particular, a method is provided for determining presence or absence of a copy number alteration for a test subject. The method includes providing a set of sequence reads. The sequence reads may be obtained from circulating cell free sample nucleic acid from a test sample obtained from the test subject, and the circulating cell free sample nucleic acid may be captured by probe oligonucleotides under hybridization conditions. The method further includes determining a probe coverage quantification of the sequence reads for the probe oligonucleotides and determining the presence or absence of a copy number alteration in the circulating cell free sample nucleic acid based on the probe coverage quantification of the sequence reads for the probe oligonucleotides for the test sample.

Abstract: A semiconductor device includes a transistor having a source/drain and a gate. The semiconductor device also includes a conductive contact for the transistor. The conductive contact provides electrical connectivity to the source/drain or the gate of the transistor. The conductive contact includes a plurality of barrier layers. The barrier layers have different depths from one another.

Abstract: Disclosed is a pixel circuit arranged in a display substrate, which comprises a first driving mode and a second driving mode. Content displayed in the display substrate comprises multiple display frames. In the first driving mode and the second driving mode, the display frames comprise refresh frames. A signal of a second scanning line is the same as that of a third scanning line. The time of which the signal of the second scanning line is an active level signal comprises a first refresh time period, a second refresh time period and a third refresh time period, which sequentially occur at intervals. During the second refresh time period, a signal of a first scanning line is an inactive level signal. The voltage of a signal at a reset voltage end is a positive voltage, and the voltage of a signal at a first initial voltage end is a negative voltage.

Abstract: A cathode material for a sodium ion battery having a coating structure having chemical formula: Na1+aNixMnyFezAmBnO2, where ?0.35?a?0.20, 0.08<x?0.5, 0.05<y?0.48, 0.03<z<0.4, 0.03<m<0.24, 0.001<n<0.06, x+y+z+m+n=1. A preparation method of a cathode material for a sodium ion battery comprises the steps of: firstly, mixing a sodium source, a nickel source, a manganese source, an iron source and an A source uniformly, and then performing a first sintering, cooling and crushing to obtain a semi-finished product; then, after mixing the semi-finished product with a B source uniformly, performing a second sintering, cooling and crushing to obtain the cathode material for a sodium ion battery. The cathode material for a sodium ion battery according to the present disclosure is structurally stable, and a surface coating layer thereof inhibits side reactions with an electrolyte, so that the cycling performance is significantly improved.

Abstract: A display device including a first light emitting unit, a second light emitting unit, a first optical layer and a second optical layer is disclosed. The first optical layer is disposed on at least one of the first light emitting unit and the second light emitting unit, and the first optical layer includes a collimating layer. The second optical layer is disposed on the first light emitting unit. The second optical layer is configured to scatter a first light emitted from the first light emitting unit but does not scatter a second light emitted from the second light emitting unit.

Abstract: Disclosed are a method and apparatus for detecting a near-field object, a medium and an electronic device. In the present disclosure, the characteristics of an automatic exposure apparatus before and after light supplement of a light supplement lamp are used, two images are shot in the same direction before and after light supplement of the light supplement lamp, and whether the near-field object exists is determined through comparison of the two images. Without adding additional apparatuses, the task of discovering the near-field objects by a self-walking device is completed by using the existing apparatus, and the collision between the self-walking device and the near-field object is avoided.

Abstract: A cartridge preprocessing system applied to an automated molecular diagnostics instrument is provided. The cartridge preprocessing system includes a piercing device and a cleaning device. The piercing device includes a drive assembly and a piercing member, and the drive assembly is configured to control the piercing member to alternately move to a piercing station and a cleaning station. The piercing member is configured to pierce a barrier film of a cartridge that moves to the piercing station, and the cleaning device is configured to clean the piercing member that moves to the cleaning station.

Abstract: A pressurization control method for blood pressure measurement is applied on a blood pressure measurement device, and includes connecting an airbag unit with a pump, a slow exhaust valve unit and a pressure sensor, wherein the slow exhaust valve unit has a nonlinear depressurization rate; controlling the pump to pressurize the airbag unit with a nonlinear inflation rate until pulses of a pressure signal outputted from the pressure sensor is interpreted to obtain a blood pressure measurement result, wherein the pump inflates the airbag unit with an inflation rate increasing nonlinearly upon a temporal sequence, and the slow exhaust valve unit depressurizes the airbag unit with a nonlinear depressurization rate upon the temporal sequence.

Abstract: A device includes: a complementary transistor including: a first transistor having a first source/drain region and a second source/drain region; and a second transistor stacked on the first transistor, and having a third source/drain region and a fourth source/drain region, the third source/drain region overlapping the first source/drain region, the fourth source/drain region overlapping the second source/drain region. The device further includes: a first source/drain contact electrically coupled to the third source/drain region; a second source/drain contact electrically coupled to the second source/drain region; a gate isolation structure adjacent the first and second transistors; and an interconnect structure electrically coupled to the first source/drain contact and the second source/drain contact.

Abstract: The present disclosure discloses a stable and high-capacity neutral aqueous redox flow lithium battery based on redox-targeting reaction and belongs to the technical field of flow lithium batteries. The present disclosure solves the technical problem that an existing flow battery can only work at low current density. The flow lithium battery of the present disclosure includes a positive electrode storage tank and a negative electrode storage tank; the positive electrode storage tank is filled with a positive electrolyte; and the negative electrode storage tank is filled with a negative electrolyte. The flow lithium battery is characterized in that the positive electrolyte includes a salt containing [Fe(CN)6]4? and/or [Fe(CN)6]3?, and the positive electrode storage tank is further filled with LFP particles and/or FP particles. The flow lithium battery of the present disclosure has wide application prospects in the field of large-scale energy storage.

Abstract: Software architectures relating to machine learning (e.g., relating to classifying sequential text data. Unlabeled sequential text data may be produced by a variety of sources such as text messages, email messages, message chats, social media applications, and web pages. Classifying such data may be difficult due to the freeform and unlabeled nature of text data from these sources. Thus, techniques for training a machine learning algorithm to classify unlabeled text data in freeform format. Training is based on generation of labelling functions from lexical databases, applying the labelling functions to unlabeled text data in an unsupervised manner, and generating trained classifiers that accurately classify the unlabeled text data. The trained classifiers may then be implemented classify text data accessed from the variety of sources. The present techniques provide high-quality and efficient labeling of unlabeled text data in freeform formats.

Abstract: In an embodiment, a package is provided. The package includes a semiconductor device; an encapsulant laterally surrounding the semiconductor device; and a heat dissipation structure disposed over the semiconductor device and the encapsulant, wherein the heat dissipation structure includes a plurality of pillars and a porous layer extending over sidewalls of the plurality of pillars.

Abstract: An apparatus comprises a processing device configured to obtain testing logs generated by executing test cases on information technology assets of an information technology infrastructure, to parse the testing logs to generate a set of log event templates for testing actions performed during execution of the test cases on the information technology assets of the information technology infrastructure, to generate vector representations of the test cases utilizing the generated set of log event templates, and to perform, utilizing one or more machine learning-based hierarchical clustering algorithms that take as input the generated vector representations of the test cases, hierarchical clustering of the plurality of test cases. The processing device is also configured to generate, based at least in part on the hierarchical clustering results, testing plans for a given information technology asset of the information technology infrastructure.

Abstract: A heat-assisted magnetic recording head comprises a near-field transducer (NFT). The NFT comprises a near-field emitter configured to heat a surface of a magnetic disk, and a hybrid plasmonic disk. The hybrid plasmonic disk comprises a plasmonic region and a thermal region. The plasmonic region comprises a first material or alloy that is a plasmonic material or alloy. The thermal region comprises a second material or alloy that is different than the first material or alloy.

Abstract: The present invention related to the technical field of sodium ion batteries, and particularly related to a mono-crystalline cathode material for sodium-ion battery and a preparation method and battery thereof. The mono-crystalline cathode material for sodium-ion battery has a chemical composition formula of Na1+aNi1?x?y?zMnxFeyMzO2, wherein ?0.40?a?0.25, 0.08?x?0.5, 0.05?y?0.5, 0?z?0.26, the M is one or a combination of two or more selected from the group consisting of Ti, Zn, Co, Mn, Al, Zr, Y, Ca, Li, Rb, Cs, W, Ce, Mo, Ba, Mg, Ta, Nb, V, Sc, Sr, B, F, P or Cu elements. The mono-crystalline cathode material for sodium-ion battery has a specific chemical composition, a mono crystal morphology and good structural stability and integrity. Particle fragmentation can not be produced in the cyclic process, and meanwhile, the cyclic stability of the sodium-ion battery can be improved.

Abstract: The storage assembly for isolation clothing capable of being put on and taken off quickly includes: isolation clothing which includes an one-piece integrated protective clothing body, a putting-on and taking-off opening provided in one face of the protective clothing body which has a “” shaped structure similar to a structure of the protective clothing body, and hasps and binding belts which are matched with each other and provided on two sides of the putting-on and taking-off opening; a storage rack which includes: a base plate, a vertical plate perpendicularly arranged on one side of the base plate, and two sets of supporting ribs which are provided on the vertical plate and parallel to the base plate; wherein fixing holes which are arranged at an outer side of each trouser leg and an outer side of each sleeve of the isolation clothing are sleeved on the supporting ribs.

Abstract: An electrical connector includes: a longitudinal insulating housing; plural differential-pair signal terminals and plural grounding terminals arranged in a longitudinal direction of the insulating housing; and a grounding plate module retained in the insulating housing, wherein the grounding plate module has an electromagnetic interference (EMI) absorber and a grounding plate retained in the EMI absorber, and the grounding plate defines plural grounding fingers extending out of the EMI absorber to contact with corresponding grounding terminals.

Abstract: A heat-assisted magnetic recording head comprises a near-field transducer (NFT). The NFT comprises a near-field emitter configured to heat a surface of a magnetic disk, and a hybrid plasmonic disk. The hybrid plasmonic disk comprises a plasmonic region and a thermal region. The plasmonic region comprises a first material or alloy that is a plasmonic material or alloy. The thermal region comprises a second material or alloy that is different than the first material or alloy.

Abstract: A fluid collecting apparatus includes a housing, a gripping member, an inlet, and an outlet. The housing includes a chamber. The gripping member is movable within the chamber, extendable toward or retractable away from a tank, and is configured to hold a computing device. The inlet is communicable with the chamber and configured to deliver a gas into the chamber. The outlet is communicable with the chamber and configured to discharge the gas out of the chamber. A method of operating a cooling system includes receiving the tank, a coolant held by the tank, and a computing device immersed in the coolant, disposing the fluid collecting apparatus over the tank, moving the computing device into the chamber by the gripping member; supplying a gas from the inlet to be blown against the computing device; and discharging the gas and a vaporized coolant out of the chamber through the outlet.

Abstract: An electronic paper display, comprising a carrier device, a memory, a display panel, a sensing device and a processing device. The carrier device is arranged on a logistics box. The memory is arranged on the carrier device, and is configured to store a logistics data. The display panel is arranged on the carrier device, and is configured to generate a control voltage according to the logistics data to adjust a plurality of positions of a plurality of electrophoretic particles. The sensing device comprises at least one sensor, and is configured to sense at least one state parameter of the logistics box to generate at least one sensing signal. The processing device is coupled to the memory, the display panel and the sensing device, and is configured to send the at least one sensing signal through wireless transmission technology.