Abstract: A sense amplifier circuit includes a sense amplifier, a switch and a temperature compensation circuit. The temperature compensation circuit provides a control signal having a positive temperature coefficient, based on which the switch provides reference impedance for temperature compensation. The sense amplifier includes a first input end coupled to a target bit and a second input end coupled to the switch. The sense amplifier outputs a sense amplifier signal based on the reference impedance and the impedance of the target bit.

Abstract: A fan is provided herein, including a housing, a hub, and a plurality of blades. The housing includes a top case and a bottom case. The hub is rotatably disposed between the top case and the bottom case in an axial direction. The blades extend from the hub in a radial direction, located between the top case and the bottom case. Each of the blades has a proximal end and a distal end. The proximal end is connected to the hub. The distal end is opposite from the proximal end, located at the other side of the blade, having at least one recessed portion. Each of the recessed portions form a passage for air.

Abstract: A bottom-pinned spin-orbit torque magnetic random access memory (SOT-MRAM) is provided in the present invention, including a substrate, a bottom electrode layer on the substrate, a magnetic tunnel junction (MTJ) on the bottom electrode layer, a spin-orbit torque (SOT) layer on the MTJ, a capping layer on the SOT layer, and an injection layer on the capping layer, wherein the injection layer is divided into individual first part and second part, and the first part and the second part are connected respectively with two ends of the capping layer.

Abstract: A method for evaluating a risk of a subject getting a specific disease includes steps of: storing a reference database that contains original parameter sets; selecting target alleles from an SNP profile derived from genome sequencing data of a subject; selecting target parameter sets from among the original parameter sets; calculating, for each of the target parameter sets, a race factor based on a global risk allele frequency and a group-specific risk allele frequency included in the target parameter set; calculating a genetic factor based on statistics, global reference allele frequencies, the race factors for the target parameter sets, and numbers of chromosomes in homologous chromosome pairs included in the target parameter sets; calculating a citation factor based on numbers of citation times included in the target parameter sets; and calculating a risk score based on the genetic factor and the citation factor.

Abstract: A method, computer system, and computer program product for data monitoring management are provided. A first invalid zero value candidate from a data stream is received. A memory location for the first invalid zero value candidate is received. At a first time an access connection to the memory location is established. At a second time subsequent to the first time the access connection to the memory location is checked. Based on the checking, a determination is made whether the first invalid zero value candidate contains an invalid zero value.

Abstract: According to an exemplary embodiment, a method of forming a vertical device is provided. The method includes: providing a protrusion over a substrate; forming an etch stop layer over the protrusion; laterally etching a sidewall of the etch stop layer; forming an insulating layer over the etch stop layer; forming a film layer over the insulating layer and the etch stop layer; performing chemical mechanical polishing on the film layer and exposing the etch stop layer; etching a portion of the etch stop layer to expose a top surface of the protrusion; forming an oxide layer over the protrusion and the film layer; and performing chemical mechanical polishing on the oxide layer and exposing the film layer.

Abstract: A centrifugal heat dissipation fan including a housing and an impeller disposed in the housing on an axis is provided. The housing has at least one inlet on the axis and has a plurality of outlets in different radial directions. A heat dissipation system of an electronic device is also provided.

Abstract: A copolyester having a low melting point and a high crystallinity includes a first recurring unit, a second recurring unit, and a third recurring unit, which are respectively represented by Formulas (I), (II), and (III) defined herein. A molar ratio of the first recurring unit to the second recurring unit ranges from 1:0.5 to 1:3, and a molar ratio of the first recurring unit to the third recurring unit ranges from 1:1.3 to 1:8. The copolyester may have a melting point lower than 220° C. and a lattice enthalpy greater than 12 J/g. A process for producing the copolyester and a fiber made from the copolyester are also disclosed.

Abstract: A process for producing a cationic dyeable polyester includes the steps of: (a) subjecting a combination of a bis-hydroxy alkyl terephthalate monomer of Formula (1) defined herein and an organic diacid monomer mixture which includes an aromatic dicarboxylic acid monomer and a sulfo group-containing aromatic dicarboxylic acid dyeable monomer to an esterification reaction to form an esterification reaction product; and (b) subjecting the esterification reaction product to a polycondensation reaction.

Abstract: A copolyester having a low melting point and a high crystallinity includes a first recurring unit, a second recurring unit, and a third recurring unit, which are respectively represented by Formulas (I), (II), and (III) defined herein. A molar ratio of the first recurring unit to the second recurring unit ranges from 1:0.5 to 1:3, and a molar ratio of the first recurring unit to the third recurring unit ranges from 1:1.3 to 1:8. The copolyester may have a melting point lower than 220° C. and a lattice enthalpy greater than 12 J/g. A process for producing the copolyester and a fiber made from the copolyester are also disclosed.

Abstract: A process for producing a flame-retardant polyester includes step (a) and step (b). In step (a), a combination of a bis-hydroxy alkyl terephthalate monomer and an organic diacid monomer mixture which includes an aromatic dicarboxylic acid monomer and a carboxy-phosphinic acid monomer is subjected to an esterification reaction to form an esterification reaction product. In step (b), the esterification reaction product is subjected to a polycondensation reaction.

Abstract: A method for manufacturing polyester comprises mixing Bis(2-Hydroxyethyl) terephthalate monomer with terephthalic acid to form a mixture, in which the Bis(2-Hydroxyethyl) terephthalate monomer is represented by formula (I) below: esterifying the mixture to form a first polyester mixture; and polymerizing the first polyester mixture to form a second polyester mixture, in which the second polyester mixture has a diethylene glycol concentration of less than 1 wt % but greater than 0.1 wt %, based on the total weight of the second polyester mixture, and a polydispersity index of polyethylene terephthalate in the second polyester mixture is less than 3 but greater than 2.

Abstract: A process for producing a low viscosity polyester polyol includes the steps of: (a) preparing a mixture which includes an aromatic diacid-based compound, an alkali metal ion-containing compound, and an aliphatic diol compound; and (b) subjecting the mixture to a reaction, wherein the alkali metal ion-containing compound has an alkali metal ion content of from 10 ppm to 12000 ppm based on a total weight of the mixture.

Abstract: A process for producing a cationic dyeable polyester includes the steps of: (a) subjecting a combination of a bis-hydroxy alkyl terephthalate monomer of Formula (1) defined herein and an organic diacid monomer mixture which includes an aromatic dicarboxylic acid monomer and a sulfo group-containing aromatic dicarboxylic acid dyeable monomer to an esterification reaction to form an esterification reaction product; and (b) subjecting the esterification reaction product to a polycondensation reaction.

Abstract: A process for preparing bis(2-hydroxyethyl) terephthalate, comprising a step of: subjecting ethylene oxide and terephthalic acid in a molar ratio of from 2.5:1 to 3.5:1 to a reaction at an elevated temperature of up to 150° C. in the presence of a solvent mixture containing water and a diol cosolvent in a weight ratio of from 0.2:1 to 5:1.

Abstract: A process for reducing diethylene glycol formation in polyethylene terephthalate includes (a) subjecting a mixture of bis(2-hydroxyethyl)terephthalate with aromatic polycarboxylic acid to an esterification reaction, and (b) subjecting the esterification reaction product to polycondensation.

Abstract: A process for preparing bis(2-hydroxyethyl) terephthalate, comprising a step of: subjecting ethylene oxide and terephthalic acid in a molar ratio of from 2:1 to 3:1 to a reaction at an elevated temperature in the presence of a solvent mixture containing water and a C6-C8 hydrocarbon in a weight ratio of from 1:1 to 3:1.

Abstract: A method for preparing a stabilizer containing phosphate ester, including following steps: (1) distributing a compound containing phosphorous and oxide in polar aprotic solvent to obtain a mixture; (2) adding bis(2-hydroxyethyl) terephthalate (BHET) into the mixture to carry out a reaction so as to obtain a solution; and (3) hydrolyzing the solution to obtain a stabilizer containing phosphate ester, where the stabilizer includes compounds represented by the following formulas (I) and (II): where X1, X2 and X3 are independently selected from the moiety represented by following formula (III), and R1 and R2 are independently selected from one of the linear or branched alkylene radicals comprising 2 to 4 carbon atoms The method yields a phosphate ester containing a phosphate monoester and a phosphate diester of a high content and only a minor amount of phosphoric acid in the absence of phosphate triester without the step of extraction.

Abstract: A process for producing a flame-retardant polyester includes step (a) and step (b). In step (a), a combination of a bis-hydroxy alkyl terephthalate monomer and an organic diacid monomer mixture which includes an aromatic dicarboxylic acid monomer and a carboxy-phosphinic acid monomer is subjected to an esterification reaction to form an esterification reaction product. In step (b), the esterification reaction product is subjected to a polycondensation reaction.

Abstract: A process for reducing diethylene glycol formation in polyethylene terephthalate includes (a) subjecting a mixture of bis(2-hydroxyethyl)terephthalate with aromatic polycarboxylic acid to an esterification reaction, and (b) subjecting the esterification reaction product to polycondensation.