Abstract: A membrane electrode assembly includes an anode having a first catalyst layer on a first gas-liquid diffusion layer, a cathode having a second catalyst layer on a second gas-liquid diffusion layer, and an anionic exchange membrane between the first catalyst layer of the anode and the second catalyst layer of the cathode. The first catalyst layer has a chemical structure of M?aM?bN2 or M?cM?dCe, wherein M? is Ni, Co, Fe, Mn, Cr, V, Ti, Cu, or Zn, M? is Nb, Ta, or a combination thereof, 0.7?a?1.7, 0.3?b?1.3, a+b=2, 0.24?c?1.7, 0.3?d?1.76, and 0.38?e?3.61, wherein M?aM?bN2 is a cubic crystal system and M?cM?d Ce is a cubic crystal system or amorphous.

Abstract: A method for hydrogen evolution by electrolysis includes soaking a membrane electrode assembly into an alkaline aqueous solution. The membrane electrode assembly includes an anode having a first catalyst layer on a first gas-liquid diffusion layer, a cathode having a second catalyst layer on a second gas-liquid diffusion layer, and a cationic exchange membrane between the first catalyst layer of the anode and the second catalyst layer of the cathode. The first catalyst layer, the second catalyst layer, or both of the above has a chemical structure of MxRuyN2, wherein M is Ni, Co, Fe, Mn, Cr, V, Ti, Cu, or Zn, 0<x<1.3, 0.7<y<2, and x+y=2, wherein MxRuyN2 is cubic crystal system or amorphous. The method also applies a voltage to the anode and the cathode for electrolysis of the alkaline aqueous solution, thereby producing hydrogen at the cathode and producing oxygen at the anode.

Abstract: An envelope tracking power amplifier module and an envelope tracking method are provided. The envelope tracking power amplifier module includes a power amplifier and a linear amplifier coupled to the power amplifier and configured to receive and amplify an envelope signal and provide the amplified envelope signal to the power amplifier. The power amplifier is configured to receive and amplify a signal according to the amplified envelope signal. The envelope tracking method includes: providing a signal to the power amplifier; deriving an envelope phase of the signal, the envelope phase corresponding to an output power of the power amplifier; providing an envelope signal including the envelope phase to the envelope tracking module; the envelope tracking module providing the amplified envelope signal to the power amplifier; and the power amplifier amplifying the signal according to the amplified envelope signal and outputting the amplified signal at the output power.

Abstract: A combination of three polymers including a crosslinked acrylamide-TBAS copolymers in inverse emulsion form, N-vinyl pyrrolidone-acrylamide-TBAS terpolymer, and crosslinked N-vinyl pyrrolidone-acrylamide-TBAS acts as high temperature, high pressure fluid loss control additives for water-based drilling fluids systems. The combination is particularly useful for high salt, high density drilling fluids, and high temperature applications.

Abstract: A method for manufacturing nitride catalyst is provided, which includes putting a Ru target and an M target into a nitrogen-containing atmosphere, in which M is Ni, Co, Fe, Mn, Cr, V, Ti, Cu, or Zn. The method also includes providing powers to the Ru target and the M target, respectively. The method also includes providing ions to bombard the Ru target and the M target for depositing MxRuyN2 on a substrate by sputtering, wherein 0<x<1.3, 0.7<y<2, and x+y=2, wherein MxRuyZ2 is cubic crystal system or amorphous.

Abstract: The present invention provides an antenna structure, an antenna device and a wireless localization method. The antenna structure includes a first radiation unit including a plurality of first connecting portions and a plurality of first annular radiation portions, a second radiation unit including a plurality of second connecting portions and a plurality of second annular radiation portions, a first conductive wire and a plurality of second conductive wires. A first end of each first annular radiation portion is connected to the first connecting portion, and the second end thereof extends towards the first end of the adjacent first annular radiation portion. A first end of each second annular radiation portion is connected to the second connecting portion, and the second end thereof extends towards the first end of the adjacent second annular radiation portion.

Abstract: A method of searching an image file includes: utilizing a login module to log in a user account; utilizing an input module to store an image file at a predetermined location; utilizing an information capturing module to capture at least one image information of the image file stored at the predetermined location; utilizing an index building module to build at least one index tag corresponding to the image file according to the at least one image information captured by the information capturing module; utilizing a searching module to receive at least one searching condition so as to search the at least one index tag according to the at least one searching condition; and utilizing a display module to display a searching result corresponding to the image file when the at least one index tag matches with the at least one searching condition.

Abstract: The invention provides therapeutic compositions that contain an inhibitor of dihydroorotate dehydrogenase (DHODH) and promote sustained elevation of dihydroorotate (DHO) levels in a patient. The compositions are useful for treating disorders associated with unregulated DHODH activity, such as acute myeloid leukemia. The invention also provides methods of determining therapeutically effective doses of compositions that contain a DHODH inhibitor. The invention further provides methods of synthesis of 2-(2?-halo-1-1?-biphenyl-4-yl)-quinoline carboxylic acids, which are useful as DHODH inhibitors.

Abstract: A part processing planning method includes the following steps. Firstly, a specific tolerance of a nominal size of a part is obtained. Then, a predetermined tolerance of each of processes is obtained. Then, using a process dimension chain establishing technique, at least one predetermined tolerance associated with the specification tolerance from the predetermined tolerances is obtained. Then, at least one predetermined tolerance associated with the specification tolerance is accumulated to obtain a size cumulative tolerance. Then, whether the size cumulative tolerance meets the specification tolerance is determined. Then, at least one predetermined tolerance associated with the specification tolerance is re-allocated when the cumulative tolerance does not meet the specification tolerance, such that the size cumulative tolerance is within the specification tolerance.

Abstract: A circuit board includes a substrate, a first measurement mark and a second measurement mark, the first and second measurement marks are located on a predetermined punch area of the substrate. After punching, the predetermined punch area is removed such that the circuit board has a through hole and a sheet is separated from the circuit board. By the first and second measurement marks on the sheet, a first distance between a first edge of the sheet and the first measurement mark and a second distance between a second edge of the sheet and the second measurement mark can be measured to determine whether the through hole is shifted or has an incorrect size.

Abstract: A field effect transistor includes a substrate and spacers over the substrate. The field effect transistor includes a channel recess cavity between the spacers, wherein a bottom-most surface of the channel recess cavity is parallel to the substrate top surface. The field effect transistor includes a gate stack, wherein the gate stack includes a bottom portion in the channel recess cavity and a top portion outside the channel recess cavity, the gate stack further includes a gate dielectric layer extending from the channel recess cavity along sidewalls of each of the pair of spacers, and the gate dielectric layer directly contacts the substrate below substrate top surface. The field effect transistor includes a strained source/drain (S/D) below the substrate top surface, wherein the strained S/D extends below the gate stack. The field effect transistor further includes a source/drain (S/D) extension substantially conformably surrounding the strained S/D.

Abstract: A formulation of an interconnect of a fuel cell includes chrome powder and chrome-iron alloy powder. A ratio of a sum of chrome in the chrome powder and the chrome-iron alloy powder is in a range between 80% in weight and 95% in weight, and a ratio of a sum of iron in the chrome powder and the chrome-iron alloy powder is in a range between 5% in weight and 20% in weight.

Abstract: A chemical liquid purification apparatus includes a tank body, a return tube, a liquid sending pump, a filtration device and a piping. The tank body has a liquid passage port and a circulation port communicated to a storage space inside the tank body. The return tube has one end connected to the circulation port and another end extending to the storage space. The liquid sending pump and the filtration device are located outside the tank body in between the liquid passage port and the circulation port. The piping is connecting the liquid sending pump and the filtration device to the liquid passage port and the circulation port.

Abstract: A non-volatile memory includes a memory cell array, an amplifying circuit and a first multiplexer. The memory cell array includes m×n memory cells. The memory cell array is connected with a control line, m word lines and n local bit lines, wherein m and n are positive integers. The amplifying circuit includes n sensing elements. The n sensing elements are respectively connected between the n local bit lines and n read bit lines. The first multiplexer is connected with the n local bit lines and the n read bit lines. According to a first select signal, the first multiplexer selects one of the n local bit lines to be connected with a first main bit line and selects one of the n read bit lines to be connected with a first main read bit line.

Abstract: An electrostatic discharge (ESD) protection circuit is coupled between first and second power supply buses. The ESD protection circuit includes a detection circuit; a pull-up circuit, coupled to the detection circuit, comprising at least a first n-type transistor; a pull-down circuit, coupled to the pull-up circuit, comprising at least a second n-type transistor; and a bypass circuit, coupled to the pull-up and pull-down circuits, wherein the detection circuit is configured to detect whether an ESD event is present on either the first or the second bus so as to cause the pull-up and pull-down circuits to selectively enable the bypass circuit for providing a discharging path between the first and second power supply buses.

Abstract: A chemical mechanical polishing (CMP) pad includes a polishing portion formed using a vat-based additive manufacturing process. The polishing portion includes a polymer material with a first elastic modulus. In some embodiments the polishing portion is disposed on the backing portion. The backing portion may have a second elastic modulus. The second elastic modulus may be less than the first elastic modulus.

Abstract: A transistor structure includes a gate, a spacer, a channel region, a first concave, and a first conductive region. The gate is above a silicon surface. The spacer is above the silicon surface and at least covers a sidewall of the gate. The channel region is under the silicon surface. The first conductive region is at least partially formed in the first concave, wherein a conductive region of a neighborhood transistor structure next to the transistor structure is at least partially formed in the first concave.