Abstract: The present disclosure provides a welding flux used for austenitic stainless steel, which includes 20-40 wt. % SiC, 20-30 wt. % SiO2, 15-25 wt. % MoO3, 2-15 wt. % TiO2, 2-10 wt. % NiO, and 1-5 wt. % MgO. As such, the welding flux forms a soundness weld with high D/W ratio and surface hardness.

Abstract: A microfluidic chip for steam distillation includes a chip body and a condenser. The chip body includes a steam inlet and a steam outlet. The steam inlet is connected to the steam outlet by a micro channel. The micro channel includes a first channel, a second channel, and a receiving space having an enlarged cross sectional area larger than a cross sectional area of each of the first and second channels. The first channel connects the steam inlet with the receiving space. The second channel windingly connects the steam outlet with the receiving space. The condenser includes a condensing channel inlet and a condensing channel outlet. The condenser further includes a condensing channel windingly connecting the condensing channel inlet with the condensing channel outlet. The steam outlet 11b intercommunicates with the condensing channel inlet.

Abstract: The present invention provides a biochip image-forming system including a case having a cavity, an optical assembly, a chip-holding assembly and an electricity storage assembly. The cavity communicates with a chip inlet for a biochip to be inserted into the cavity through the chip inlet and an image outlet for an image of the biochip to be outputted from the cavity via the image outlet. The optical assembly is received in the cavity and aligned with the image outlet for forming the image of the biochip. The chip-holding assembly is received in the cavity and arranged between the optical assembly and a heating component. The chip-holding assembly aligns with the chip inlet for the biochip to be placed thereon. The electricity storage assembly is electrically connected with the optical assembly and the heating component. As such, a biochip can be analyzed conveniently using said biochip image-forming system.

Abstract: A welding activated flux for structural alloy steels including 40-50 wt % of SiO2, 25-30 wt % of MoO3, 5-10 wt % of TiO2 and 10-20 wt % of Cr2O3 is disclosed. Accordingly, with the use of the welding activated flux, the depth of the weld is significantly increased, thereby enhancing the mechanical strength of the weldment and reducing the distortion of the weldment.

Abstract: The present invention is directed to a recombinant fusion antigen gene, a recombinant fusion antigen protein and a subunit vaccine composition having the same against infection of porcine reproductive and respiratory syndrome virus (PRRSV). A recombinant fusion antigen gene, which encodes glycoprotein GP5 with truncated N?-terminal decoy epitope, a linker sequence and membrane protein M, followed by codon optimization, is expressed by a baculovirus expression system in vitro, thereby enhancing a yield of the recombinant fusion antigen protein. The recombinant fusion antigen protein can be applied in a subunit vaccine composition, for providing vaccinated animals with better protection ability without the risks of virulent spread and virulent recovery.

Abstract: An electroless plating process includes providing a semiconductor substrate which has a substrate and a copper pillar disposed on the substrate; providing a tin-silver plating solution includes 0.1-50 wt % tin and 1×105-2 wt % silver; and performing a reduction reaction, wherein the semiconductor substrate is disposed in the tin-silver plating solution for making tin and silver of the tin-silver plating solution deposit jointly on the copper pillar surface to form a tin-silver co-deposition layer. The tin-silver co-deposition layer is able to enhance the coupling strength between the copper pillar of the semiconductor substrate and the other semiconductor substrate and is also able to reduce the time and cost of the process performing tin-plating and silver-plating separately.

Abstract: A despin device includes a central base installed in an outer rotational ring. The outer rotational ring includes a plurality of through-holes extending from an inner wall face thereof through an outer wall face thereof. Masses are symmetrically installed in ball grooves of the central base and the through-holes of the outer rotational ring. The masses are connected by a connecting line extending through a line cutter and tensioned by a tensioning device. Cables are wrapped around an outer periphery of the central base. Each cable includes an end attached to one of the masses. A plurality of release-hitch devices is provided. Each release-hitch device includes a hitch member fixed to the central base and a disengagement member releasably engaged with the hitch member and fixed to the other end of one of the cables.

Abstract: A microfluidic mixing device includes a body having a base, a sealing cover, and a thermally conductive member. The base includes a compartment. A chip access opening is defined in an end of the compartment. An engagement opening is defined in the other end of the compartment. The base further includes a gas port intercommunicated with the compartment. The sealing cover is detachably mounted to the base to seal the chip access opening. The thermally conductive member is mounted to the base and seals the engagement opening. A gas passage is defined between the thermally conductive member and an inner periphery of the base, is located in the compartment, and intercommunicates with the gas port. A pressure control module is connected to the gas port of the base. A heating module is coupled to the thermally conductive member. A cooling module is coupled to the thermally conductive member.

Abstract: A lined sleeve for tube welding is in the form of an inner tube including a first protruded portion and a second protruded portion. The first protruded portion and the second protruded portion are respectively received in two ends respectively of two tubes to be welded together. The inner tube further includes a recessed portion between the first protruded portion and the second protruded portion.

Abstract: A wind power and hydrogen power complex generating device includes a fan assembly having a blade unit and a demultiplexer connected to the blade unit. A heating unit is connected to a first output end of the demultiplexer. A pump is connected to a second output end of the demultiplexer. The pump pressurizes liquid water. A heating assembly is connected to the pump and the heating unit. The heating assembly heats the liquid water into a critical state. An electrolyzing unit includes an input end, a hydrogen output end, and an oxygen output end. The input end is connected to the heating assembly. The electrolyzing unit electrolyzes the liquid water in the critical state into gaseous hydrogen and gaseous oxygen. A fuel cell unit includes an anode passage connected to the hydrogen output end and a cathode passage connected to the oxygen output end.

Abstract: A supercapattery includes at least one tank filled with a conductive material. The conductive material has an arrangement-variable crystal lattice. The conductive material is graphite, grapheme, graphene oxide, a composite of graphite, metal, and a polymer, or a composite of graphene, metal, and a polymer. A magnetic member is mounted outside of the at least one tank. The magnetic member can be supplied with electricity to create a magnetic field. A method for controlling charge/discharge of a supercapattery includes supplying electricity to a supercapattery filled with a conductive material having an arrangement-variable crystal lattice. The crystal lattice of the conductive material supplied with electricity is transformed from an isotropic phase into an electro-nematic phase and absorbs electrons. An external magnetic field is created to return the crystal lattice of the conductive material from the electro-nematic phase to the isotropic phase, releasing the electrons.

Abstract: A water resource treating device includes an inner tube having a wind inlet section, a front low-pressure section, and a buffering section in series. The front low-pressure section has an inner diameter smaller than an inner diameter of the buffering section. An outer tube is mounted around the inner tube. A flash space is defined between the inner and outer tubes. The outer tube includes a water filling hole and a draining hole both of which is in communication with the flash space. A condensing tank is mounted in the flash space and surrounds the front low-pressure section. The condensing tank is connected to the flash space by a water inlet tube. A water outlet tube is connected to the condensing tank for draining purified water in the condensing tank. A regulator is mounted in the front low-pressure section and controls communication between the inner tube and the condensing tank.

Abstract: An intelligent construction cone includes a light pervious body rotatable relative to a body. A rotating device is mounted to the light pervious body and driven by a driving device to rotate the light pervious body. A distance detector sends a distance signal to a controller coupled to the driving device. The distance detector is jointly rotatable with the light pervious body to eliminate detection dead angle. A warning device is coupled to the controller and generates a warning message responsive to the distance signal. A lighting device is coupled to the controller and provides illumination. A light sensor and a humidity sensor are coupled to the controller and detect environmental brightness and environmental humidity, respectively. The warning message and intensity of the illumination are adjusted according to a distance between an object and the distance detector, the environmental brightness, and the environmental humidity.

Abstract: A Chinese herbal aqueous extract having anti-anxiety activities and a method of in vitro evaluating the same are disclosed. Neural cells and/or glial cells are cultured in a medium containing the Chinese herbal aqueous extract, and then subjected to an electric pulse treatment to form epileptic cells. The epileptic cells are applied on evaluation of at least one criterion of anti-anxiety activities of the Chinese herbal aqueous extract.

Abstract: A pectic enzyme treated pectin (PET-pectin) and a method of producing the same are disclosed. Citrus pectin solution is subjected to an enzymatic hydrolysis by using a mixed pectinase solution under an acidic condition, so as to obtain PET-pectin that is completely hydrolyzed. The PET-pectin has several biological functions, including stability of emulsification, anti-oxidation and inhibition of cancer cell growth, thereby being applied on food emulsion stabilizers, food antioxidants and compositions for inhibiting cancer cell growth and so on.

Abstract: Electrodes of a solar cell formed by an active solder and a method therefor are provided. The method includes steps of: providing a solar cell substrate; providing an active solder having at least one type of soldering alloy mixed with 6 wt % or less of at least one type of active component and 0.01-2.0 wt % of at least one type of rare earth element (Re); firstly melting the active solder at a temperature lower than 450° C.; then applying the molten active solder on the solar cell substrate (or firstly applying and then melting); and cooling to solidify the active solder, so as to form an electrode pattern.

Abstract: The invention discloses a ventilation system including an inner, an outer tube and an air intake and exhaust apparatus. The inner tube has one end extending in a radial direction, wherein an air outlet and an air outlet are formed on the inner tube. An exhaust channel is formed between the inner and outer tubes, and the supporting member is disposed in the exhaust channel. The air intake and exhaust apparatus comprises an elevating member, a plurality of driving members and a cover plate. The elevating member has a connection block. The driving members are made of expandable material. The cover plate is rotatably coupled with the inner tube and has a connection portion. The connection portion abuts against the connection block when the driving members are not expanding. The connection portion of the cover plate disengages from the connection block when the driving members are expanding.

Abstract: A lined sleeve for tube welding is in the form of an inner tube including a first protruded portion and a second protruded portion. The first protruded portion and the second protruded portion are respectively received in two ends respectively of two tubes to be welded together. The inner tube further includes a recessed portion between the first protruded portion and the second protruded portion.

Abstract: An eddy carrier type wind power collection device includes a floating body and two air guiding tubes. The floating body including a compartment filled with an uprising gas having a density lower than that of air. The floating body includes a wind shear portion. The floating body further includes a floating assembly for controlling the pressure and temperature of the uprising gas. The air guiding tubes extend through the compartment of the floating body. Each air guiding tube has an air inlet and an air outlet. The air outlet includes a peripheral wall having a windward section and a guiding section. The peripheral wall of the air outlet has a cutout portion formed between the windward section and the guiding section. An air channel is formed between and in communication with the air inlet and the air outlet. A wind power generating assembly is mounted in each air channel.

Abstract: A local resistance heating device, with a controlled atmosphere, includes two end members and a mid member. The two end members are respectively connected with an anode pole and a cathode pole. Each end member has an air channel. The air channel of one of the end members is adapted to connect with an output terminal of a gas supplier, and the air channel of the other one of the end members is adapted to connect with a sucking terminal of the gas supplier. The mid member is arranged between the two end members. The two end members and the mid member jointly define a heating room communicating with the air channels of the two end members.