Other

Tsinghua University

Chinese Academy of Sciences

Central Iron and Steel Research Institute

Cadence Design Systems, Inc.

State Grid Corporation of China

North China Electric Power University

State Grid Tianjin Electric Power Company

China Electric Power Research Institute Company Limited

State Grid Beijing Electric Power Company

Health & Help Bioscience Co., Ltd

Handan Xinxing Special Steel Pipes Co. , Ltd.

Altobeam Inc.

Xiaohui Wang

Longtu Li

Ji Zhou

Changjun Wang

Zhenbao Liu

Jianxiong Liang

Zhilun Gui

Zhenwei Ma

Shuiyuan Su

Li Ni Zhang

Ming Wang

Xin Liu

Junwei Wang

Zhiyong Yang

Yongqing Sun

Lei Du

Hairong Zheng

Ye Li

Dong Liang

Jie Gao

Tian Shu Wang

Zhanli Hu

Yongfeng Yang

Xiaolue Lai

Zhihong Li

Lei Dong

Fuqiang Liu

Quan Chen

Liqiang Zhao

Tianjiao Pu

Naishi Chen

Jiancheng Yu

Renzheng Chen

Longshi Li

Renle Huang

Zhengxing Yue

Xianjun Ge

Minghao Ai

Zhenxing Yue

Fumin Qu

Dongjie Sun

Qingqing Zhuang

Yuguang Gao

Ailiang Zhang

Lihan Jiang

San Wu

La Sa

Zhonghua Kuang

Chunhui Zhang

Baowei Li

Haiying Hang

Zhibin Tian

Guoqiang Mei

Zhihao Lin

Chaohuang Zeng

A method for processing positron emission tomography data is provided, this method includes: obtaining a first coordinate and a second coordinate respectively corresponding to two ends of a response line to be processed; determining corresponding dimensional coordinates of the response line to be processed in a sinogram based on the first coordinate and the second coordinate; and generating the sinogram corresponding to the response line to be processed based on the dimensional coordinates. According to this method, the amount of calculation of system matrix is reduced, the accuracy of position information of the generated response line is improved, and the accuracy of generated sinogram is improved accordingly.

Method and terminal device for processing Positron Emission Tomography data

A hot extrusion die for a special-shaped square pipe includes a die cavity sleeve with a special-shaped cavity. A hot extrusion mandrel is arranged in the die cavity sleeve. An area between the die cavity sleeve and the hot extrusion mandrel forms a die cavity hole. A first extrusion diversion hole and a second extrusion diversion hole are arranged below the die cavity hole. An integral centroid of the die cavity hole is located at a circle center of a radial cross section of the die cavity sleeve. Further disclosed is a hot extrusion integral forming method for a special-shaped square pipe, including: heating and expanding a blank material; heating the blank material again after expanding; performing hot extrusion on the blank material; and cooling the formed special-shaped square pipe in air to a room temperature, and inspecting surface quality and mechanical properties of the special-shaped square pipe.

Hot extrusion die and hot extrusion integral forming method for special-shaped square pipe

A high-strength stainless steel rotor and a method for preparing the same, are provided. The high-strength stainless steel rotor, including the following element components by mass percentage: C: 0.03-0.050%, Cr: 14.90-15.80%, Ni: 5.00-5.70%, Cu: 2.20-2.80%, (Nb+Ta): 0.35-0.44%, Mo: 0.45-0.54%, V: 0.06-0.10%, Si: 0.20-0.60%, Mn: 0.40-0.80%, P≤0.010%, S≤0.010%, O≤0.003%, and the balance of iron and inevitable impurities.

High-strength stainless steel rotor and method for preparing the same

An active power distribution network multi-time scale coordinated optimization scheduling method and storage medium are provided. The method includes the following steps: performing long-time scale optimization scheduling of an active power distribution network; performing short-time scale rolling optimization scheduling on the basis of MPC of the active power distribution network according to an optimization result of the long-time scale optimization scheduling of the active power distribution network. By using a model prediction control method, taking the long-time scale optimization scheduling result as a reference, and performing short-time scale rolling correction, the optimization scheduling of the active power distribution network is achieved, thereby reducing unfavorable influences of prediction precision of a distributed power supply and a low-voltage load on the optimization scheduling.

Active power distribution network multi-time scale coordinated optimization scheduling method and storage medium

The present invention relates to the technical field of biology, and in particular relates to a lytic composition and an application thereof, a kit, a method for preparing nucleic acid by utilizing the lytic composition, and a nucleic acid analysis method. A lytic product obtained in the present invention can be directly used for the nucleic acid analysis method without purifying the nucleic acid. According to the lytic composition disclosed by the present invention, multiple biological tissues and cells are lysed so as to release the nucleic acid of the cells into a solution, the nucleic acid in a whole-cell lysing and mixing state directly serves as a template without using a conventional nucleic acid separation and purification process after termination of the reaction, and nucleic acid amplification analysis is guided. For example, nucleic acid amplification is performed by a real-time fluorescence qPCR, etc.

Lytic composition and application thereof, kit, method for preparing nucleic acid by utilizing lytic composition, and nucleic acid analysis method

A monoclonal antibody against human PrPc protein capable of reducing the expression level of transcription factor Twist1 in a targeting mode and inducing macrophage and NK cells to target to rectal cancer tumor cells. The combined drug therapy with the antibody and cetuximab also exhibits inhibitory effect on tumor better than administration of the antibody or cetuximab alone.

Monoclonal antibody against human PrPc and use thereof

An apparatus and method for identifying an optimal harmonic number of a circuit are disclosed. In a simulation of the circuit, a periodic input waveform up to a particular number of periods is applied to the modeled circuit and an output waveform is obtained in response. In response to detection of a steady state response of the output waveform, embodiments simulate the circuit by applying an additional period of the periodic input waveform and obtaining the output waveform corresponding to the additional period of the periodic input waveform. A time domain power value and a frequency domain power value are calculated using the output waveform corresponding to the additional period of the periodic input waveform. Embodiments detect a harmonic of the output waveform corresponding to the additional period of the periodic input waveform at which the time domain power value and the frequency domain power value converge with each other.

Automatic harmonic number identification for harmonic balance analysis

The present invention provides a nano complex oxide doped dielectric ceramic material used for a multilayer ceramic capacitor using a base metal as a material of internal electrodes. The doped dielectric ceramic material comprises barium titanate and a nano complex oxide dopant, wherein the molar ratio of the barium titanate to the nano complex oxide dopant is in the range of (90 to 98):(2 to 10), the average particle size of the barium titanate is 50 to 300 nm and the nano complex oxide dopant has the following formula (1): wA+xB+yC+zD. The present invention also provides processes for preparing the nano complex oxide doped dielectric ceramic material and ultrafine-grained and temperature-stable multilayer ceramic capacitors using the nano complex oxide doped dielectric ceramic material as a material of dielectric layers.

Nano complex oxide doped dielectric ceramic material, preparation method thereof and multilayer ceramic capacitors made from the same

The present invention relates to a temperature-stable dielectric ceramic composition for multilayer ceramic capacitors. The said dielectric composition comprises barium titanate and additives, wherein the barium titanate ranges from 94 to 99 mol % of the said composition, and the additives range from 1 to 6 mol % of the said composition. The additives comprise oxides of Mg, Ca, Ba, Si and Mn, and oxides of one or more elements selected from the group consisting of Co, Sr, Ti and Fe, and an oxide of Re, or carbonates, hydroxide, oxalates, acetates or nitrates of the above elements. Re represents one or more elements selected from Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu. After being sintered at 1200&#xb0; C. to 1350&#xb0; C. under reducing atmosphere, the room-temperature dielectric constant of the composition is 2000 to 3500 and its temperature coefficient of capacitance satisfies X7R characteristic (EIA standards). The composition is useful as material for multilayer ceramic capacitor with ultra-thin dielectric layer (thickness less than 10 &#x3bc;m).

Temperature-stable dielectric ceramic composition for multilayer ceramic capacitors with base-metal electrodes

A composition of material used for making hfMLCIs having a sintering temperature below 1000&deg;. The composition comprises a major component and a minor component, said major component being a general formula: Ba Co Zn Cu Mn Fe O , wherein x, z, w,&equals;0-1.0 and y&equals;0-0.8, and said minor component comprising at least one compound selected from the group of Bi O , V O ,PbO,B O , Lif and CaF . HfMLCIs made from the composition of the present invention are capable of functioning in the frequency region of 300-800 MHz.

Material for making hyper frequency multi-layer chip inductors with high performance and low sintering temperature and a process for preparing the material

This invention relates to the formula and preparation method for a multi-layer chip inductor material used in very high frequencies. The main composition of this material is planar hexagonal soft magnetic ferrite, and ingredient is low temperature sintering aid. Preparation method is a synthetic method of solid phase reaction. The sintering aid is prepared by secondary doping. By the process of ball grinding, drying, pre-calcining, ball grinding, drying, granulating, forming, sintering, and so forth, very high frequency inductor material of superior quality is obtained, realizing low temperature sintering under a temperature lower than 900&deg; C. This invention is of low cost, high performance, suitable for multi-layer chip inductors at very high frequencies of 300M-800 MHz.

Formula and preparation method for multi-layer chip inductor material used in very high frequencies

Growing community of inventors

Beijing, China

Xiaohui Wang