Abstract: The present invention provides kits and compositions for e.g., hypergolic ignition of rocket propellant. The disclosed kits and the compositions comprise inter alia a fuel, a gelling agent, and an ignition agent; wherein the ignition agent is stably dissolved within the fuel.

Abstract: A transparent-ultrasonic-sensor-based optical-ultrasonic integrated endoscopic probe according to one embodiment of the present disclosure may comprise: an optical fiber laser unit for emitting light; a transparent ultrasonic sensor, which is arranged between an object to be measured and the optical fiber laser unit to transmit, therethrough, the light emitted from the optical fiber laser unit, coaxially aligned with the light emitted from the optical fiber laser unit, radiating ultrasonic waves at the object, and receiving reflected ultrasonic waves; and a camera for acquiring an image of the object through the transparent ultrasonic sensor.

Abstract: A static random-access memory (SRAM) cell includes a first inverter and a second inverter being cross-coupled; a first access transistor that accesses an output of the first inverter under control of a word line; a second access transistor that accesses an output of the second inverter under control of the word line; a first passage transistor that passes a common-mode voltage, controlled by the output of the first inverter; a second passage transistor that passes an input signal, controlled by the output of the second inverter; and a capacitor switchably coupled to receive the common-mode voltage and the input signal through the first passage transistor and the second passage transistor respectively.

Abstract: A method of transforming a degree of freedom (DoF) in a multiple sensorial media (mulsemedia) system includes detecting, by a motion detector, a motion of an object to which motion effects are to be provided; calculating, by a motion proxy calculator, a motion proxy corresponding to the motion of the object; and transforming, by a transformer, the motion proxy into a motion command implementable within a motion range of a motion platform.

Abstract: An apparatus for measuring a bio-signal includes: a light source configured to emit light; an ultrasonic transducer configured to obtain a photoacoustic signal generated from an object; a photoacoustic coupler disposed in contact with the ultrasonic transducer and configured to direct the light transmitted from the light source to a scanner and to direct the photoacoustic signal generated from the object to the ultrasonic transducer; the scanner configured to reflect the light incident from the photoacoustic coupler to the object, and reflect the photoacoustic signal generated from the object to the photoacoustic coupler; a scanner controller configured to adjust a light incident position on the object by controlling the angle of the scanner; a light detector configured to obtain a light signal by detecting the light scattered or reflected from the object; and a processor configured to obtain bio-information based on the light signal and the photoacoustic signal.

Abstract: A heterostructure system comprises a two-dimensional ferroelectric material on a dielectric substrate, and a two-dimensional semiconductor material having a first region disposed on the ferroelectric material and a second region disposed on the dielectric substrate, wherein an edge of the ferroelectric material is between the first region and the second region of the semiconductor material.

Abstract: A method may include predicting, using a machine learning model, score maps for each of a plurality of pre-set classes for predetermined symmetry types, using a plurality of pixels included in the feature map, and detecting a symmetry element of the input image based on the predicted score maps.

Abstract: A processor-implemented method includes: extracting feature maps respectively corresponding to a plurality of channels based on a convolutional network with respect to two images; generating a matching point map from the feature maps; refining the matching point map by using attention between matching points comprised in the matching point map; and extracting a matching point between the two images from the refined matching point map.

Abstract: An electronic device includes: a glass substrate including a first surface and a second surface opposite to the first surface; a semiconductor element provided on the first surface of the glass substrate; a first pattern provided on the first surface of the glass substrate, the first pattern being electrically connected to a first end of the semiconductor element; a second pattern provided on the first surface of the glass substrate, the second pattern being electrically connected to a second end of the semiconductor element; a feeding line provided on the second surface of the glass substrate; and a via hole which passes through the glass substrate in a first direction, the via hole electrically connecting the feeding line to the second pattern.

Abstract: An electronic device using a spatio-temporal self-similarity (STSS) and a method of operating the electronic device are disclosed. The electronic device may generate an STSS tensor including a spatial self-similarity map and spatial cross-similarity maps for each position of a video feature map corresponding to an input video based on a temporal offset and a spatial offset. STSS feature vectors may be generated from the STSS tensor by decreasing a dimension of the spatial offset and maintaining a dimension of the temporal offset for each position of the STSS tensor. An STSS feature map may be generated by integrating the dimension of the temporal offset for each position of the STSS feature vectors. An inference on the input video may be based on a result of adding the STSS feature map to the video feature map.

Abstract: A process of depositing a hydrophobic or superhydrophobic film on a surface of a substrate, effected by spraying onto the substrate's surface a solution comprising a fatty acid and an organic solvent, is provided. Substrates and articles-of-manufacturing containing the substrates, having a hydrophobic or superhydrophobic coating/film deposited thereon, obtainable or prepared by the process, are also provided. The process is usable for reducing a load of a pathogenic microorganism and/or for preventing biofilm formation on and/or in the substrates or articles-of-manufacturing containing same.

Abstract: The present disclosure provides a method and an apparatus for quickly and accurately evaluating a trajectory of a projectile such as a satellite launching rocket or a missile by comparing the trajectory with a reference trajectory. The trajectory evaluation method includes: acquiring time series positioning data for a target and predetermined reference trajectory information; and mapping points representing the time series positioning data on a graph into corresponding points on a reference trajectory representing the predetermined reference trajectory information while relocating each mapped point onto a relocatable section taking into account a movable range dependent on a speed of the target, and determining a maximum value of distances moved by the points while the points are mapped and relocated as a similarity between the time series positioning data and the reference trajectory.

Abstract: Disclosed are methods and probiotic compositions for the treatment of a metabolic disease or disorder such as, e.g., obesity, type 2 diabetes, or fatty liver. In some embodiments, heat-inactivated Parabacteroides goldsteinii is enterically administered to a subject, such as a human patient, to treat the metabolic disease or disorder or to promote the development of warm microbiota to treat the metabolic disease or disorder. In some aspects, spermine or spermidine may be administered to a subject or used in vitro to promote the growth of microbiota that can be used for the treatment of a metabolic disease or disorder.

Abstract: A target system can detect the location of a projectile disposed within a target and subsequently alter an image being displayed on the target in response to the location of the detected projectile. The target system can include a sensor, an image source, a portable electronic device, and a computing device. The sensor can be positioned on the target to detect the location of the projectile on a face of the target. The image source can project an image onto the face of the target. The portable electronic device can receive input from a user to dictate the image(s) displayed on the target. The computing device can be communicatively coupled to the sensor, the image source, and the portable electronic device and cause the target system to detect the location of the projectile and subsequently alter the image displayed on the target in response to the location.

Abstract: The present invention provides zeolite hollow spheres in which zeolite crystals grow to form a framework of macropore through a hydrothermal crystallization process using the hydrophilic surface of a carbon sphere as a hard template, wherein the zeolite framework is an ordered, porous crystalline zeolite material with a number of channels or pores interconnected, which has pore structures including mesopores and micropores. The zeolite hollow spheres of the present invention can be used for various purposes such as catalysts and adsorbents.

Abstract: A method comprising: generating a pulsed laser beam comprised of non-interfering pulse-pairs having a phase difference, wherein the phase difference changes between each two consecutive cycles of the pulse-pairs; directing the pulsed laser beam at one or more optical resonators, wherein each of the one or more optical resonators is impinged by acoustic waves, to cause the pulsed laser beam to propagate through each of the one or more optical resonators, thereby interfering the pulse-pairs; and calculating shifts in a spectral response of each of the one or more optical resonators based on measuring the interference, wherein the shifts are indicative of a waveform of the acoustic waves.

Abstract: A robotic device for performing intracranial procedures, comprising a baseplate for mounting on the subject's skull and a rotatable base element rotating on the baseplate. The rotatable base element has a central opening through which a cannulated needle can protrude such that it can rotate around an axis perpendicular to the baseplate. This cannulated needle is robotically controlled to provide motion into and out of the subject's skull. A flexible needle is disposed coaxially within the cannulated needle, and it is controlled to move into and out of a non-axial aperture in the distal part of the cannulated needle. Coordinated control of the insertion motion of the cannulated and flexible needles, and rotation of the combined cannulated/flexible needle assembly enables access to be obtained to a volume of a region of the brain having lateral dimensions substantially larger than the width of the cannulated needle.

Abstract: A system for training a quantized neural network dataset, comprising at least one hardware processor adapted to: receive input data comprising a plurality of training input value sets and a plurality of target value sets; in each of a plurality of training iterations: for each layer, comprising a plurality of weight values, of one or more of a plurality of layers of a neural network: compute a set of transformed values by applying to a plurality of layer values one or more emulated non-uniformly quantized transformations by adding to each of the plurality of layer values one or more uniformly distributed random noise values; and compute a plurality of output values; compute a plurality of training output values; and update one or more of the plurality of weight values to decrease a value of a loss function; and output the updated plurality of weight values of the plurality of layers.

Abstract: Proposed are a flexible electrode circuit capable of being foamed through 3D circuit printing, a strain sensor using the same, and a manufacturing method thereof. The flexible electrode circuit includes a flexible substrate and an electrode foamed on the flexible substrate. The electrode includes a conductive line layer and a passivation layer. The conductive line layer includes a matrix including an elastic polymer and a conductive line having conductive liquid metal microparticles dispersed in the matrix. The passivation layer includes a coating portion coated on the conductive line and having an elastic polymer.

Abstract: The present invention is directed to clay composites comprising at least one polycation attached to the clay surface and at least one aldehyde degrading microorganism and uses thereof for removal of aldehyde from aldehyde containing environments.