Abstract: A catalyst comprising noble metal particles and titanium-containing particles. The noble metal particles and titanium-containing particles are disposed on an outer surface of a support. At least 20% by weight of the total weight of noble metal particles are adjacent to at least one titanium-containing particle. The noble metal particles have an average diameter of less than 15 nm, and the catalyst has an average diameter of at least 200 microns. A method for preparing methyl methacrylate from methacrolein and methanol using the catalyst is also disclosed.

Abstract: The present disclosure generally relates to a system and a method of assessing the lungs of a patient using acoustic mapping to provide an image of the lung function and modifying therapy applied based on the information gathered.

Abstract: A joint level dielectric material layer is formed over a first alternating stack of first insulating layers and first spacer material layers. A first memory opening is formed with a tapered sidewall of the joint level dielectric material layer. A second alternating stack of second insulating layers and second spacer material layers is formed over the joint level dielectric material layer. An inter-tier memory opening is formed, which includes a volume of an second memory opening that extends through the second alternating stack and a volume of the first memory opening. A memory film and a semiconductor channel are formed in the inter-tier memory opening with respective tapered portions overlying the tapered sidewall of the joint level dielectric material layer.

Abstract: Provided are a system and a method for prediction of an intradialytic adverse event, where a machine learning model of two-class classification is utilized to predict intradialytic adverse events in quasi-real time, such that features extracted in an ongoing hemodialysis process in real time can have the hemodialysis session alerted for forthcoming adverse events. Therefore, clinicians can be warned to take necessary actions and adjust the hemodialysis machine settings in advance. In addition, a computer readable medium thereof is also provided.

Abstract: Systems and methods of conducting a bar code scan using an imaging-based bar code scan device are provided. In one exemplary embodiment, a method is performed by an imaging-based bar code device that includes processing circuitry, an optical lens assembly having an image sensor and an optical lens with a focused region at a certain distance in front of the optical lens along an optical axis of the optical lens, a plurality of light emitting elements configured proximate the optical lens and laterally offset from the optical axis. The method includes sending, by the processing circuitry, to each light emitting element, an indication to enable that light emitting element to project a light beam towards the optical axis in the focused region so that the light beams overlap when a target bar code is in the focused region and non-overlap when a target bar code is outside the focused region.

Abstract: An optical lens assembly includes, in order from the object side to the image side: a stop, a first lens with positive refractive power, a second lens with negative refractive power, a third lens with positive refractive power, a fourth lens with positive refractive power, and a fifth lens with negative refractive power, wherein half of a maximum view angle (field of view) of the optical lens assembly is HFOV, a radius of curvature of an object-side surface of the fifth lens is R9, a focal length of the optical lens assembly is f, and following condition is satisfied: ?79.81<HFOV*R9/f<?38.47.

Abstract: An infrared projection lens assembly includes, in order from the image side to the image source side: a stop, a first lens with positive refractive power, a second lens with refractive power, and a third lens with positive refractive power, wherein a radius of curvature of an image-side surface of the first lens is R1, half of a maximum view angle (field of view) of the infrared projection lens assembly is HFOV, a focal length of the infrared projection lens assembly is f, and following condition is satisfied: ?18.2<R1/(sin(HFOV)*f)<?1.53, so as to provide projected light of large angle.

Abstract: An optical lens assembly includes, in order from the object side to the image side: a stop, a first lens, a second lens, a third lens, and an IR band-pass filter, wherein half of a maximum view angle (field of view) of the optical lens assembly is HFOV, a radius of curvature of an image-side surface of the third lens is R6, a focal length of the optical lens assembly is f, and following condition is satisfied: ?6.83<HFOV/(R6/f)<44.10, which is favorable to the thinning and large field of view of the lens assembly.

Abstract: A heterogeneous catalyst comprising a support and a noble metal, wherein said support comprises silicon, and wherein said catalyst comprises from 0.1 to 40 mol % titanium and from 0.1 to 10 mol % of at least one noble metal.

Abstract: The present disclosure provides an exosome composition comprising a population of enriched exosomes. The exosome composition is directly obtained by isolation and ultrafiltration rather than by formulation. The present disclosure also provides a method for producing the exosome composition.

Abstract: A low numerical aperture fiber output diode laser module, which having several independent diode lasers, and collimated and converged the light beam, for the coupling the light to the core optical fiber with a core diameter of 105 um and a numerical aperture of 0.12. Compared with general products with a numerical aperture of 0.22, the light output angle is reduced to 55%, and use a general blue laser diode for verification. Use an optical software for facilitating the design and optimization of the parameters of the optical lens module.

Abstract: A projection device, a projection system and a method for calibrating projected image are provided. The projection device and an external projection device the same image source and respectively project an image and another image corresponding to the image source. The same portion of the image source where the two images overlap each other forms an overlapping area. The projection device includes a lens, a light shielding member and a processor. The light shielding member is disposed on the lens. The processor controls the light shielding member to selectively shade a partial area of the lens according to the brightness of the image source, wherein the partial area corresponds to the overlapping area.

Abstract: The present disclosure provides a cell culture automation system that provides enclosed culture conditions that may reduce the risk of contamination and automatically culture cells in large scale. Particularly, the cell culture system comprises (i) one or more removable microfluidic microwells and (ii) a culture device holding the microfluidic microwells, wherein each microfluidic microwell has one or multiple hollow units compartmentalized, and containing microfluidic channels with no bottoms throughout the microfluidic microwell, wherein the microfluidic channels contain one or more cell inlets.

Abstract: Disclosed herein is a foamable composition including a polymer component, a foaming agent, a crosslinking agent, a filler, and a recovered silicon sludge containing silicon carbide and silicon. The polymer component is present in an amount ranging from 15 wt % to 60 wt % based on a total weight of the foamable composition. A foamed material prepared from the foamable composition and a composite product including the same are also disclosed.

Abstract: A method for preparing a heterogeneous catalyst. The method comprises steps of: (a) combining (i) a support, (ii) an aqueous solution of a noble metal compound and (iii) a C2-C18 thiol comprising at least one hydroxyl or carboxylic acid substituent; to form a wet particle and (b) removing water from the wet particle by drying followed by calcination to produce the catalyst.

Abstract: A heterogeneous catalyst comprising a support and gold, wherein: (i) said support comprises titanium, (ii) said catalyst comprises from 0.1 to 5 wt % of gold, (iii) at least 90 wt % of the gold is in the outer 60% of catalyst volume, and (iv) particles of the catalyst have an average diameter from 200 microns to 30 mm; wherein weight percentages are based on weight of the catalyst.

Abstract: Embodiments of the present disclosure are directed towards methods of etherification including modifying a zeolite catalyst with phosphorus to provide a phosphorus modified zeolite catalyst; and contacting the phosphorus modified zeolite catalyst with an olefin and an alcohol to produce a monoalkyl ether.

Abstract: A power supply includes a cover body, a metal plate, a metal clip, a circuit board and a housing. The metal plate is partially disposed in a first space of the cover body. The metal clip is disposed in the first space and electrically connected to the metal plate, and includes an upper spring piece, a lower spring piece and a connecting piece. The connecting piece has a fixing portion corresponding to a gap between the upper and lower spring pieces. The circuit board includes an input portion and an output portion. The input portion is disposed in the gap, and has a protruding part for engaging with the fixing portion. The housing includes an output interface and an opening communicating with an accommodating space of the housing. The cover body is connected to the opening. The output interface is electrically connected to the output portion.

Abstract: An electrochromic mirror module including a cover lens, a connecting layer, and an electrochromic device is provided. The connecting layer includes a first absorbing material. The connecting layer connects between the cover lens and the electrochromic device. The electrochromic mirror module is configured to receive an incident light, and the incident light sequentially transmits through the cover plate and the connection layer to reach the electrochromic device. The first absorbing material is configured to absorb light of the incident light, whose wavelength falls in a first spectrum, and the wavelength of the first spectrum fall within the range of 570 nm to 720 nm.

Abstract: An infrared sensor uses an infrared lens with infrared filtering and focusing functions. Thus, an infrared filter can be omitted to reduce the costs and volume. In addition, a getter on the inside of a metal cover of the infrared sensor can be activated when the metal cover is soldered to the substrate of the infrared sensor. Therefore, the packaging process of the infrared sensor can be simplified.