Abstract: Examples relate to a method comprising using a non-target tissue model to virtually purify an experimental electrical impedance signal with respect to target tissue. A method comprising obtain a purifying impedance transfer function based on an electrical impedance model with one or more non-target tissue components and without a target tissue component; and purifying an experimental electrical impedance signal using the purifying impedance transfer function to obtain a virtually purified signal for the target tissue component. A method comprising: in dependence upon age and/or a measure of obesity, access an impedance transfer function dependent upon non-tumor tissue; modify an experimental electrical impedance signal using the obtained impedance transfer function to obtain a signal less dependent upon non-tumor tissue and more dependent upon tumor tissue impedance.

Abstract: Methods are provided for the production of photoreceptor cells and photoreceptor progenitor cells from pluripotent stem cells. Additionally provided are compositions of photoreceptor cells and photoreceptor cells, as well as methods for the therapeutic use thereof. Exemplary methods may produce substantially pure cultures of photoreceptor cells and/or photoreceptor cells.

Abstract: Provided are an elastic wave radar detection device and method. The device includes a vibration excitation device, a first sensor, a second sensor, and a controller. The first sensor is arranged on the vibration excitation device, and the second sensor is arranged on a detected object. The first sensor is used to collect vibration excitation information, namely, an incident signal, and the second sensor is used to collect information of the detected object, namely, a vibration signal. Both the first sensor and the second sensor are connected to the controller. The elastic wave radar detection device and method provided by the present disclosure can receive vibration excitation information and introduce a standard incident signal, so as to achieve the uniformity of signals and improve the detection accuracy.

Abstract: According to some embodiments, an electronic device is described, having a counter circuit which is configured to detect first pulses in a received first output signal and to determine a number of the detected first pulses, a counter circuit which is configured to detect second pulses in a received second output signal and to determine a number of the detected second pulses, and an error detection circuit configured to register a first difference between the number of first pulses detected in a first time interval and the number of second pulses detected in the first time interval, determine a second difference between the number of first pulses detected in a second time interval and the number of second pulses detected in the second time interval and indicate an error if the first difference and the second difference differ from one another by at least one predefined threshold value.

Abstract: The present invention relates to the field of coal mine concealed fire zone detection, in particular to a coal spontaneous combustion downhole detection system and method based on a self-potential method. The coal spontaneous combustion downhole detection system comprises a self-potential detection apparatus and a self-potential processing apparatus; the self-potential detection apparatus comprises measuring electrodes, a reference electrode and metal anchor rods; the measuring electrodes are arranged on a top plate of a goaf roadway, are fixed to the metal anchor rods, and are in wireless connection with the reference electrode through the metal anchor rods; the self-potential processing apparatus comprises a data processing sensor for processing potential data and an imaging sensor for converting data into images; and the measuring electrodes and the reference electrode are in wireless connection with the data processing sensor.

Abstract: A multi-layer coating system includes: a first basecoat layer formed from a first coating composition including a free polyisocyanate having a weight average molecular weight of less than 600 g/mol and hydroxyl functional polymeric core-shell particles, where an amount of free polyisocyanate having a weight average molecular weight of less than 600 g/mol is 3.5 weight % or greater; a second basecoat layer formed from a second coating composition including carboxylic acid functional polymeric core-shell particles; and a topcoat layer formed from a coating composition including a free polyisocyanate and a film-forming resin reactive with the free polyisocyanate.

Abstract: A phase-based ranging method and a related apparatus are disclosed. The ranging method includes: receiving a first multi-tone signal sent by a second transceiver, where the first multi-tone signal includes N first single-frequency signals, the N first single-frequency signals are obtained through negotiation between a first transceiver and the second transceiver, and N is an integer greater than 1; performing down conversion on the first multi-tone signal based on each of the N first single-frequency signals to obtain N direct current (DC) signals, where each of the N first single-frequency signals corresponds to one of the N DC signals; and measuring a first phase of each of the N DC signals to obtain a first phase value sequence.

Abstract: The present disclosure provides a near-eye display device and a construction method for a meta lens. The near-eye display device includes a substrate (10), a meta lens array (40) provided on the side of the substrate (10) close to an eye (100), and a pixel island array (30) located on the side of the substrate (10) away from the eye (100). The pixel island array (30) includes a plurality of pixel islands. The meta lens array (40) includes a plurality of meta lenses. The orthographic projection of the lens center of the meta lens on the substrate (10) overlaps the orthographic projection of the pixel center of the pixel island on the substrate. The lens center is the geometric center of the meta lens, and the pixel center is the geometric center of the pixel island.

Abstract: A nano-precipitate reinforced ultra-high-strength steel and manufacturing method therefor, wherein the ultra-high-strength steel comprises the following components in percentage by weight: C: 0.15~0.21%, Si: ?0.50%, Mn: 0.60~1.60%, Ti: 0.051~0.15%, V: 0.040~0.12%, Cr: 0.20~1.20%, B: 0.0005~0.0030%, Al: 0.02~0.06%, Ca: 0.0005~0.004%, N: ?0.005%, P: ?0.020%, S: ?0.0050%, O: ?0.0040%, Ti+V? 0.11%, the balance being Fe and inevitable impurities, and a nano-precipitate control index NPI is 5~26. The present invention also provides a manufacturing method for the above ultra-high-strength steel.

Abstract: Examples provide an archway truss for supporting sensor devices associated with a lane passing through the archway. The sensor de generate sensor data associated with objects moving through the archway. The archway truss includes vertical support members attached to a horizontal top member. A central support member is reinforced to protect against cart impacts. One or more cameras are attached to the archway truss and positioned to capture images of objects in carts moving through the archway truss. Radio frequency identification (RFID) tag readers and other sensor devices are removably attached to the archway truss to gather item identification data for objects in the carts. Pairs of wing barriers are provided for each vertical support to block the field of view of the cameras from objects outside the lanes formed by the archway truss. An exterior covering provides padding to protect users contacting the archway truss.

Abstract: A display substrate and a display apparatus are provided and belong to the field of display technology. The display substrate includes a gate driving circuit and clock signal lines.

Abstract: Embodiments of the present disclosure provide a display panel and a display apparatus. Display substrate includes: light-emitting device groups, light-transmitting part groups and optical structure elements. The light-emitting device groups are on a base substrate, each light-emitting device group includes micro light-emitting diodes including first and second micro light-emitting diodes each to emit light of preset color; each light-transmitting part group includes light-transmitting parts including a first and second color conversion parts; and each optical structure group is to direct light emitted from the first micro light-emitting diode to the first color conversion part, and direct light emitted from the second micro light-emitting diode to the second color conversion part. The first color conversion part is to convert light of the preset color into light of a first color, and the second color conversion part is to convert light of the preset color into light of a second color.

Abstract: A coated optical article includes: an optical substrate; a first coating layer applied directly over at least a portion of an optical substrate, the first coating layer formed from a first coating composition including an aqueous medium and keto and/or aldo functional polymeric materials that are dispersed in the aqueous medium; and a second coating layer applied directly over at least a portion of the first coating layer, the second coating layer including a sol-gel and which is formed from a second coating composition. The first coating composition and second coating composition are each independently substantially free of hydrazine and hydrazide functional components.

Abstract: Some embodiments of the disclosure provide a light emitting diode (LED) light string with an improved sealed waterproof structure. In some examples, a series-connecting wire is connected to a plurality of sealed waterproof lamp holders. In other examples, after a bulb shell is mounted, the interior of a lamp holder body is completely sealed, with a good waterproof effect. In further examples, there is a safety zone greater than 3 mm between a first contact zone and a second contact zone of the lamp holder electrically connected to the series-connecting wire, which may prevent short circuits caused by electric leakage of the series-connecting wire, with high safety.

Abstract: A display panel includes a base substrate (10), a plurality of sub-pixels (PX), a plurality of data lines (DL), first detection lines (31a, 31b), and first detection control units (33a, 33b). The first detection control units (33a, 33b) are electrically connected to the first detection lines (31a, 31b) and are configured to provide a first test signal to the first detection lines (31a, 31b). The first detection lines (31a, 31b) are electrically connected to a plurality of sub-pixels (PX) of the display region (AA) in any of the following ways: the first detection lines (31a, 31b) are electrically connected to anodes of light emitting elements (62) of the plurality of sub-pixels of the display region (AA); the first detection lines (31a, 31b) are electrically connected to source electrodes of data write transistors of pixel circuits (61) of a plurality of sub-pixels of the display region (AA).