Abstract: A medical apparatus for standing aid comprising a backrest (4) that has at least one side thereof provided with a crank rocker mechanism that comprises a crank mechanism (1), a triangular linkage mechanism (2), and a rocker mechanism (3), the crank mechanism (1) being rotatably connected to the triangular linkage mechanism (2) such that an included angle between a second driven link (BE) of the triangular linkage mechanism (2) and the crank mechanism (1) is always smaller than 90°, and the crank mechanism (1) driving the triangular linkage mechanism (2), the rocker mechanism (3) and the backrest (4) connected to the triangular linkage mechanism (2) to perform interactive movement repeatedly along a predetermined curve trajectory in response to a driving force coming from a drive effect of a driving unit (100), so that the backrest (4) connected to the second driven link (BE) assists a trainee in standing up repeatedly by obliquely supporting the trainee's waist.

Abstract: The invention provides a process for depositing a coating onto particles being pneumatically transported in a tube. The process comprising the steps of providing a tube having an inlet opening and an outlet opening; feeding a carrier gas entraining particles into the tube at or near the inlet opening of the tube to create a particle flow through the tube; and injecting a first self-terminating reactant into the tube via at least one injection point downstream from the inlet opening of the tube for reaction with the particles in the particle flow. The process is suitable for atomic layer deposition and molecular layer deposition. An apparatus for carrying out the process is also disclosed.

Abstract: A device and a process for producing undecylenic acid methyl ester using methyl ricinoleate as raw material are provided. The device comprises a feed pump, a raw material pre-heater, a microwave catalytic reactor, a microwave generator, a temperature controller and an infrared sensor, a condenser, a product tank and a discharge pump. The feed pump is connected with the raw material pre-heater, which is connected with the inlet of the microwave catalytic reactor. The outlet of the microwave catalytic reactor is connected with the condenser, which is connected to the product tank and the discharge pump. The microwave catalytic reactor is located in the microwave generator, which is connected with the temperature controller and the infrared sensor. The process is as follows: high-purity methyl ricinoleate, used as the raw material, is converted to methyl undecene and heptaldehyde by microwave-assisted pyrolysis process, followed by isolation and purification to produce methyl undecene.

Abstract: The disclosure provides a nitrilase from Arabis alpina, which belongs to genus Arabis, family brassicaceae. The disclosure further provides the encoding gene, vector, recombinant bacterial strain, and the application in the manufacturing of (S)-3-cyano-5-methylhexanoic acid. The wet resting cells containing nitrilase Aa-Nit can kinetically resolve racemic IBSN at 1.2 M with a 42% conversion rate in 15 hr and >99% ee value. The disclosure provides a regio- and stereoselective method for the preparation of (S)-3-cyano-5-methylhexanoic acid. This method provides an atom economical, mild, environmental friendly industrial method to manufacture (S)-3-cyano-5-methylhexanoic acid.

Abstract: A method for detecting radial deformation in a winding of a transformer may include synthetic aperture radar (SAR) imaging of the winding using ultra high frequency (UHF) electromagnetic signals in a first instance of the winding to obtain a first image of the winding; SAR imaging of the winding using UHF electromagnetic signals in a second instance of the winding to obtain a second image of the winding; and comparing the first image of the winding and the second image of the winding to detect a radial deformation in the winding. The UHF electromagnetic signals may be transmitted as a plurality of successive sinusoidal signals, where frequencies of the successive sinusoidal signals gradually change from a first frequency to a second frequency.

Abstract: The disclosure provides a nitrilase from Arabis alpina, which belongs to genus Arabis, family brassicaceae. The disclosure further provides the encoding gene, vector, recombinant bacterial strain, and the application in the manufacturing of (S)-3-cyano-5-methylhexanoic acid. The wet resting cells containing nitrilase Aa-Nit can kinetically resolve racemic IBSN at 1.2 M with a 42% conversion rate in 15 hr and >99% ee value. The disclosure provides a regio- and stereoselective method for the preparation of (S)-3-cyano-5-methylhexanoic acid. This method provides an atom economical, mild, environmental friendly industrial method to manufacture (S)-3-cyano-5-methylhexanoic acid.

Abstract: The plasma-assisted method of precise alignment and pre-bonding for microstructure of glass and quartz microchip belongs to micromachining and bonding technologies of the microchip. The steps of which are as follows: photoresist and chromium layers on glass or quartz microchip are completely removed followed by sufficient cleaning of the surface with nonionic surfactant and quantities of ultra-pure water. Then the surface treatment is proceeded for an equipping surface with high hydrophily with the usage of plasma cleaning device. Under the drying condition, the precise alignment is accomplished through moving substrate and cover plate after being washed with the help of microscope observation. Further on, to achieve precise alignment and pre-bonding of the microstructure of glass and quartz microchip, a minute quantity of ultrapure water is instilled into a limbic crevice for adhesion, and entire water is completely wiped out by vacuum drying following sufficient squeezing.

Abstract: Provided is an optical body capable of arbitrarily and quickly controlling the optical characteristics of incident light. A refractive index variable layer (8) formed of PLZT or other material and a magneto-optical material layer (9) formed of garnet or other material are provided side by side between a first reflective layer (3) and a second reflective layer (5). If linearly polarized light is made incident from the side of the first reflective layer (3), the incident light interacts with the magneto-optical material layer (9) and is converted into a right-circularly polarized light component and a left-circularly polarized light component. A very small retardation occurring between both the right- and left-circularly polarized light components is amplified through multiple reflections between the pair of reflective layers (3, 5) and is controlled according to a controlled refractive index of the refractive index variable layer (8).

Abstract: The present invention provides an application method for cold field plasma discharge assisted high energy ball milled powder and a plasma assisted high energy ball milling device using the method for cold field plasma high energy ball milled powder. The present invention generates plasma by using dielectric barrier discharge and introducing a dielectric barrier discharge electrode bar into a high-speed vibrating ball milling tank, which requires that, on one hand, a solid insulation medium on the outer layer of the electrode bar can simultaneously bear high-voltage discharge and mechanical shock failure of the grinding ball, and on the other hand, the high-speed vibrating ball milling device can uniformly process the powder.

Abstract: A magnetic assembly includes a single bobbin structure that supports a first coil and a second coil. A first E-core has a center leg positioned within the first coil. A second E-core has a center leg positioned within the second coil. An I-core is positioned between the first E-core and the second E-core. The I-core completes a first set of magnetic paths between the center leg and outer legs of the first E-core and also completes a second set of magnetic paths between the center leg and outer legs of the second E-core. The two E-cores and the I-core are stacked in a vertical E-I-E configuration with respect to a common set of pin rails. In one embodiment, the first coil and the first E-core are configured as a transformer; and the second coil and the second E-core are configured as an inductor.

Abstract: The present disclosure provides a method and system for reconstructing UAV formation communication topology based on minimum cost arborescence, the method comprising: monitoring broadcast communication channel, and judging whether communication failure occurs in UAV in formation; modifying formation communication diagram according to the type of communication failure when communication failure occurs in the UAV; calculating minimum cost arborescence of modified formation communication diagram, and reconstructing UAV formation communication topology according to calculation results.

Abstract: Systems and methods of a low cost, high strength titanium alloy are disclosed. According to illustrative implementations, the weight percent of the alloy composition may be: Fe content 3%˜7%, Al content 3%˜5%, C content 0.01%˜0.02%, with the balance being Ti and unavoidable impurities. Industrial pure iron, carbon steel, and industrial pure aluminum etc. may be used as the raw materials. In one exemplary method, the raw materials are mixed before being pressed to a block. The block may be double-melted to an alloy cast ingot, forged by a conventional titanium alloy forging process, and subsequently undergo a solid solution treatment of (820° C.˜950° C.)/1 h+water quenching, and an ageing treatment of (450° C.˜550° C.)/4 h+air cooling, wherein the mechanical properties of the alloy are that ?b=1000˜1250 MPa, ?=5%-12%.

Abstract: A high-voltage pulse generator may include a number “n” (n is a natural number of not less than 2) of primary electric circuits connected in parallel to one another on the primary side of a pulse transformer, and a secondary electric circuit of the pulse transformer, which is connected to a pair of discharge electrodes disposed in a laser chamber of a gas laser apparatus. The “n” primary electric circuits may include a number “n” of primary coils connected in parallel to one another, a number “n” of capacitors respectively connected in parallel to the “n” primary coils, and a number “n” of switches respectively connected in series to the “n” capacitors. The “n” primary electric circuits may be connected to a number “n” of chargers for charging the “n” capacitors, respectively.

Abstract: An adjustable auxiliary power supply for a light emitting diode (LED) driver for adjusting an auxiliary power output includes a voltage regulator configured to receive a regulator input voltage and to output an auxiliary power supply voltage selected from a first output voltage and a second output voltage according to a voltage selection signal used to control an LED lighting setting. The adjustable auxiliary power supply includes a first and second input voltage circuits configured to selectively output respective first and second input voltages to the voltage regulator. The adjustable auxiliary power supply includes an adjustable resistance circuit coupled to the voltage regulator. The adjustable resistance circuit controls the auxiliary power supply voltage based upon an adjustable resistance setting of the adjustable resistance circuit. The adjustable resistance setting is configured to correspond to at least one of the first output voltage and the second output voltage.

Abstract: The invention relates to micro supercapacitors and nanocomposite active materials and methods of fabrication thereof.

Abstract: A portable indirect lighting apparatus includes first and second support structures. Each support structure includes a respective longitudinal light source having a linear array of light-emitting diodes (LEDs). A respective longitudinal lens is positioned proximate to each linear array of LEDs to receive and redirect the light emitted by the LEDs. A flexible reflector extends between the first and second support structure. The reflector has at least one diffusedly reflective surface. The reflector is configurable to an operational configuration with the diffusedly reflective surface positioned to receive the light redirected by the first and second longitudinal lenses. The reflector is configurable to a transportable configuration with at least a portion of the reflector wrapped around at least one of the first and second support structures.

Abstract: An LED driver is provided with transient protection circuitry to satisfy dielectric testing requirements. An embodiment of the driver includes a fuse coupled between an AC input and a DC power source, and first and second electrolytic capacitors coupled across the DC power source. Respective circuits including a transient voltage suppressor and a current limiting resistor are coupled in series across each of the electrolytic capacitors. The transient voltage suppressors have breakdown voltage thresholds slightly below a full rated output for the DC source, wherein a sensed short condition across one of the first and second electrolytic capacitors causes a short circuit across the DC source and thereby disabling of the LED driver prior to failure of the other electrolytic capacitor. The current limiting resistors further are configured to avoid causing the LED driver to be disabled for transient overvoltage conditions in which neither of the electrolytic capacitors is shorted.

Abstract: According to various embodiments, a system may be provided. The system may include: a platform including a plurality of engaging members; a portable device configured to engage with the platform using at least one engaging member of the plurality of engaging members; and a feedback member configured to provide information indicating whether the portable device is engaged with the platform.

Abstract: Provided is a concrete mixing carrier, comprising a vehicle chassis and a mixing drum provided thereon. A drum housing of the mixing drum is cubic, supported horizontally on the vehicle chassis, and able to form an unloading state where a front portion is higher and a rear portion is lower; the mixing drum forms a closed drum housing; a feed inlet and a discharge outlet are respectively provided on a rear end plate; a rotary inner drum formed by splicing movable blades is provided in the drum body, and adjacent movable blades have there between a movement margin for rotation; each strip-shaped movable blade is supported at both ends by paired rollers respectively; stirring blades overhang towards inside of the drum body, backs are provided with drive racks, and drive gears, mutually engaged with the drive racks, are provided at corresponding positions of the drum body using a supporting bracket.

Abstract: A magnetic assembly includes a bobbin with two end flanges. A passageway extends longitudinally between the end flanges. An inner core extends through, and is centered in, the passageway. The inner core has first and second end surfaces, each surface proximate to one of the end flanges. A rectangular outer core is positioned around the bobbin with inner surfaces of the outer core close to the outer surfaces of the end flanges of the bobbin. A respective gap is formed between each end of the inner core and the adjacent inner surface of the outer core. The passageway includes crushable ribs that secure the inner core within the passageway. The outer surfaces of the end flanges include crushable ribs that secure the core with respect to the bobbin. The passageway and inner core may have an oval-shaped profile. The passageway and inner core may have a circular profile.