Abstract: An electric ice press is provided herein and may be utilized to reshape an initial ice billet into a sculpted ice nugget. The electric ice press may include a mold body having a first mold segment and a second mold segment movable relative to each other. Each mold segment may define a heater cavity that is configured for receiving a ceramic annular heater for heating the mold body to form the sculpted ice nugget.

Abstract: An ice making assembly includes an ice mold including two or more separable portions that collectively define one or more mold cavities. Each of the mold portions define a plurality of recessed passages that at least partially surround the mold cavity and are configured to receive evaporator conduit of a sealed refrigeration to cool the ice mold and facilitate formation of an ice billet.

Abstract: The present disclosure relates to the technical field of cable inspection, and specifically, to a cable trench inspection robot. The cable trench inspection robot includes a base spreading system, and a camera lifting system disposed on the base spreading system, where the base spreading system includes a base plate, a linear action unit, a cantilever plate, a walking assembly, and a jacking assembly, and the camera lifting system includes a travel block, an imitated four-bar assembly, a support rod, and a camera assembly. The present disclosure can realize a through-wall operation by using a cable trench, thereby avoiding many use problems caused by a firewall, and efficiently completing a predetermined inspection task.

Abstract: A precious metal-supported eggshell catalyst with a preparation method and an application are provided. The precious metal-supported eggshell catalyst includes a carrier, a precious metal and a promoter. As an active component, the precious metal and the promoter are evenly distributed on surface of the carrier, wherein the promoter includes one or more than two of a precious metal, an alkaline earth metal, a transition metal lanthanide series metal, an actinium series metal and/or a metal oxide thereof. With a highly utilization of the precious metal, the precious metal-supported eggshell catalyst showed high conversion, good selectivity and excellent stability, and the precious metal-supported eggshell catalyst is used more than 300 hours with no obvious loss of activity in preparing 1,3-propanediol through hydrogenation of 3-hydroxypropionaldehyde aqueous solution. Furthermore, with large particles the precious metal-supported eggshell catalyst is easily separated from reaction products.

Abstract: A double Schottky-barrier diode includes a semi-insulating substrate, a left mesa formed by growth and etching on the semi-insulating substrate, a middle mesa formed by growth and etching on the semi-insulating substrate, a right mesa formed by growth and etching on the semi-insulating substrate, two anode probes and two air-bridge fingers. The two Schottky contacts are closely fabricated on the same mesa (middle mesa) in a back-to-back manner to obtain even symmetric C-V characteristics and odd symmetric I-V characteristics from the device level. The output of a frequency multiplier fabricated using the double Schottky-barrier diode only has odd harmonics, but no even harmonics, which is suitable for the production of high-order frequency multipliers. The cathodes of the two Schottky contacts are connected by the buffer layer without ohmic contact.

Abstract: A lens assembly includes a lens body, a first lens, a second lens, a third lens and a fourth lens, wherein the lens body includes a lens barrel, and the first lens, the second lens, the third lens and the fourth lens are fixed in the lens body in order from an object side to an image side along an optical axis. The first lens is closest to the object side and includes an object side surface, the object side surface is protruded along the optical axis, the first lens further includes a first portion close to the object side and a second portion close to the image side, and a diameter of the first portion is smaller than a diameter of the second portion so that a step is formed between the first portion and the second portion.

Abstract: A magnetic soil remediation agent for soil heavy metal pollution and a preparation method and application thereof are provided. The magnetic soil remediation agent is prepared by using remediation agent framework material and magnetic core material as raw materials, and heavy metal collector as modifier; said framework material is silicon dioxide activated by strong alkali; said magnetic core material comprises magnetic materials Fe3O4 and ?-Fe2O3; said modifier comprises ethylenediaminetetraacetic acid (EDTA), nitrilotriacetic acid trisodium salt (NTA), (S,S)-ethylenediamine-N,N-disuccinic acid trisodium salt (EDDS) and mercaptoethylamine. The remediation agent of the present invention can effectively passivate the heavy metals in the soil, reduce their available contents, and inhibit the absorption of heavy metals by plants.

Abstract: A lens assembly includes a first lens group, a second lens group, a third lens group, a fourth lens group, and a reflective element. The first lens group is with refractive power. The second lens group is with positive refractive power. The third lens group is with positive refractive power. The fourth lens group is with refractive power. The reflective element includes a reflective surface. A light from an object sequentially passes through the first lens group, the second lens group, the third lens group, and the fourth lens group to an image side along an axis. The reflective element is disposed between an object side and the image side along the axis. Intervals of the lens groups are changeable when the lens assembly zooms from a wide-angle end to a telephoto end.

Abstract: Systems are configured for generating text-to-speech data in a personalized voice by training a neural text-to-speech machine learning model on natural speech data collected from a particular user, validating the identity of the user from which data is collected, and authorizing requests from users to use the personalized voice in generating new speech data. The systems are further configured to train a machine learning model as a neural text-to-speech model with generated personalized speech data.

Abstract: The present disclosure provides a device for continuously preparing 2,6-dihydroxybenzaldehyde and use thereof. The device includes a first continuous reaction unit for hydroxy protection reaction, a second continuous reaction unit for lithiation and hydroformylation, and a third continuous reaction unit for deprotection reaction that are connected in series. The third continuous reaction unit includes: a first columnar continuous reactor, connected to the second continuous reaction unit and used for deprotection of the lithiated hydroformylated product while performing liquid separation to obtain an organic phase containing 2,6-dihydroxybenzaldehyde and an aqueous phase. When the device is applied in the preparation of 2,6-dihydroxybenzaldehyde, reaction time is shortened and the intermediate purification treatment is no longer required.

Abstract: An ice making assembly includes an ice mold and a pump assembly for urging an ice-building spray into the ice mold to form an ice billet. A controller operates the pump assembly to provide the ice-building spray at a first flow rate until the ice billet reaches a predetermined thickness and then operates the pump assembly to provide the ice-building spray at a second flow rate that is less than the first flow rate.

Abstract: A metastable state detection device and method, and an ADC circuit are disclosed. The metastable state detection device includes: a delay unit which is configured to receive a synchronization signal and delay the synchronization signal based on preset step delay values; a first flip-flop unit including a first clock input terminal, a first data input terminal and a first data output terminal, wherein the first clock input terminal is configured to receive a clock signal; the first data input terminal is configured to receive the delayed synchronization signal; a second flip-flop unit including a second clock input terminal, a second data input terminal and a second data output terminal; a processing module connected to the second data output terminal, which is configured to receive a target clock signal and detect a metastable state of the first flip-flop unit according to the target clock signal.

Abstract: An ADC sampling data identification method and system, integrated circuit and decoding device are disclosed. The ADC sampling data identification method includes in the integrated circuit, converting sampling data from n time interleaved ADC chips into serial data, generating a preamble sequence, combining the serial data with the generated preamble sequence to obtain new serial data, sending the new serial data to a decoding device, generating a clock signal that matches the new serial data, and sending the clock signal to the decoding device; and in the decoding device, receiving the new serial data and the clock signal from the ADC integrated circuit, obtaining the preamble sequence for combining according to an agreement with the ADC integrated circuit, and identifying a start position of the sampling data from the time interleaved ADC chips.

Abstract: There is provided a computing device, systems and methods for automatic generation of a portfolio. The computing device receives an index comprising index holdings and characteristics. The device then automatically projects the index to a target index providing a proforma benchmark characterizing a future state of the index holdings. The target index is based on expected future events impacting the index and includes a list of projected constituents, characteristics defining each of the constituents. The computing device predicts, using a machine learning model, a liquidity score associated with each of the constituents, the liquidity score for a particular constituent based on prior liquidity scores for other constituents in a past time period with one or more similar characteristics to the characteristics of the particular constituent. In response, an optimized portfolio is generated providing an optimized set of constituents with associated weighting tracking the target index.

Abstract: A display panel having an adjusting layer and an elastic layer and a method of manufacturing the display panel are disclosed. Structures of stacked layers of a non-display region of the display panel are patterned. The patterned structures and a portion of an encapsulation layer form the adjusting layer. The adjusting layer makes a position of a neutral plane of a pad bending region approach to a position of a layer where a source/drain electrode is disposed.

Abstract: A guidewire delivery device may include a housing, which may include a distal end, a proximal end, a lumen extending through the distal end of the housing and the proximal end of the housing, and a slot disposed between the distal end of the housing and the proximal end of the housing. The tab may be moveable with respect to the slot. The guidewire delivery device may include a penetration cannula coupled to the tab and extending in a distal direction. The guidewire delivery device may include an adapter proximal to and in fluid communication with the penetration cannula.

Abstract: A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens, all of which are arranged in order from an object side to an image side along an optical axis. The first lens is with positive refractive power and includes a convex surface facing the object side. The second lens is with refractive power. The third lens is with negative refractive power. The fourth lens is with positive refractive power and includes a convex surface facing the image side. The fifth lens is with negative refractive power and includes a concave surface facing the image side. The lens assembly satisfies: 1.5<f/D1<3.5; wherein f is an effective focal length of the lens assembly and Di is an effective optical diameter of the first lens.

Abstract: A needle cover for protecting a needle mounted on a tip of a barrel of a medical injection device, may include an inner shield, and an outer shield surrounding at least partially the inner shield, and fixed to said inner shield, wherein the needle cover may include an outer shield including a body including a first open end, a second end, and a sidewall extending between the first end and the second end, the body defining a cavity to receive an inner shield therein, a first undercut defined adjacent the first open end of the body.

Abstract: The present invention relates to a needle cover (1) for protecting a needle (45) mounted on a tip (42) of a barrel (41) of a medical injection device (40), wherein the tip (42) extends from a distal face (44) of the barrel, the needle cover (1) comprising: an inner needle shield (10) extending along a longitudinal axis (B), comprising an inner proximal connection part (12) configured to sealingly contact the tip (42) of the barrel (41), an outer needle shield (20) surrounding at least partially the inner needle shield (10), and fixed to said inner needle shield, the needle cover (1) being characterized in that it comprises at least one actuator (30) integral with the outer needle shield (20), the at least one actuator (30) comprising a proximal inner surface (35) which is tilted relative to the longitudinal axis (B), the actuator (30) being radially movable inwardly relative to the longitudinal axis (B) to slidingly engage the proximal inner tilted surface (35) with the distal face (44) of the barrel (41) so

Abstract: The present disclosure discloses a method for identifying a boundary of a sedimentary facies, a computer device and a computer readable storage medium. The method comprises: acquiring a preliminary marked result of the sedimentary facies in a seismic attribute map; acquiring a color-based K-means classification result of the seismic attribute map by using a maximal between-cluster variance and a K-means clustering; acquiring a super-pixel classification result of the seismic attribute map according to a SLIC super-pixel segmentation; and performing a region growing fusion on the super-pixel classification result by taking the preliminary marked result and the K-means classification result as constraints, to determine an identification result of the boundary of the sedimentary facies in the seismic attribute map.