摘要：【中文】本发明属于陶瓷基复合材料技术领域，公开了一种弹性模量提升的氮化硅复合材料及其制备方法。所述氮化硅复合材料由18.0～97.99wt.％的Si₃N₄，0.1～10.0wt.％的Y₂O₃，0.1～7.0wt.％的Al₂O₃，0.01～0.5wt.％的超细氮化硼多孔纤维，其余为WC以及不可避免的微量杂质组成。本发明中得到的氮化硅复合材料通过氮化硅液相会包覆超细氮化硼多孔纤维并填充其孔洞，具有突破混合法则局限的弹性模量。 【EN】The invention belongs to the technical field of ceramic matrix composite materials, and discloses a silicon nitride composite material with improved elastic modulus and a preparation method thereof. The silicon nitride composite material is prepared from 18.0-97.99 wt.% of Si₃N₄0.1 to 10.0 wt.% of Y₂O₃0.1 to 7.0 wt.% of Al₂O₃0.01 to 0.5 wt.% of superfine boron nitride porous fiber, and the balance of WC and inevitable trace impurities. The silicon nitride composite material obtained in the invention has the elastic modulus which breaks through the limitation of the mixing rule by coating the superfine boron nitride porous fiber and filling the hole of the superfine boron nitride porous fiber through the silicon nitride liquid phase.

摘要：【中文】本发明提供一种使用扫描仪获取的数字病理图像质量评价的方法，根据数字病理图像实际存在的问题提供检测流程，按照此流程可以有效地实现图像可用与不可用的分类。相较于之前的工作，本发明的优点在于不需要提供标准图像作为对照，解决了除了模糊问题比例过大问题之外的严重影响数字病理图像可用性的问题的检测方式，可以以高准确率，快速的执行速度处理批量的数字病理图像数据，具有更好的通用性。 【EN】The invention provides a method for evaluating the quality of a digital pathological image acquired by a scanner, which provides a detection process according to the actual problems of the digital pathological image and can effectively realize the classification of available and unavailable images according to the process. Compared with the prior work, the method has the advantages that the standard image does not need to be provided for comparison, the detection mode of the problem that the usability of the digital pathological image is seriously influenced except the problem that the fuzzy problem is overlarge in proportion is solved, the batch digital pathological image data can be processed at high accuracy and high execution speed, and the method has better universality.

摘要：【中文】本发明公开了一种可瓷化无卤阻燃硅橡胶及其制备方法。该可瓷化无卤阻燃硅橡胶原料组成为：甲基乙烯基硅橡胶100份、气相法白炭黑30～50份、氟金云母30～50份、铂化合物10～30ppm、含氮硅烷1～3份、羟基硅油4～8份、含氢硅油0.4～0.8份和2,5‑二甲基‑2,5‑二叔丁基过氧化己烷1.5～2.5份。制备时，将甲基乙烯基硅橡胶、气相法白炭黑、羟基硅油和含氢硅油在捏合机中混炼均匀，得到硅橡胶基础胶；用双辊开炼机将基础胶和配方中其他组分混炼均匀，然后进行硫化即可。本发明的硅橡胶具有优异的阻燃性能和良好的力学性能，不含卤素；在高温环境下能够转变成具有优异力学性能的陶瓷结构。 【EN】The invention discloses a porcelainized halogen-free flame-retardant silicone rubber and a preparation method thereof. The porcelainized halogen-free flame-retardant silicone rubber comprises the following raw materials: 100 parts of methyl vinyl silicone rubber, 30-50 parts of fumed silica, 30-50 parts of fluorophlogopite, 10-30 ppm of platinum compound, 1-3 parts of nitrogenous silane, 4-8 parts of hydroxyl silicone oil, 0.4-0.8 part of hydrogen-containing silicone oil and 1.5-2.5 parts of 2, 5-dimethyl-2, 5-di-tert-butyl hexane peroxide. During preparation, uniformly mixing methyl vinyl silicone rubber, fumed silica, hydroxyl silicone oil and hydrogen-containing silicone oil in a kneading machine to obtain silicone rubber base rubber; and (3) uniformly mixing the basic adhesive and other components in the formula by using a double-roll open mill, and then vulcanizing. The silicon rubber has excellent flame retardant property and good mechanical property, and does not contain halogen; can be transformed into a ceramic structure with excellent mechanical properties in a high-temperature environment.

摘要：【中文】本发明公开了一种PWM整流器无差拍电流预测控制方法，包括以下步骤：首先将电路的离散化数学模型作为电路k+1时刻的预测模型，再往前预测一拍得到电路k+2时刻的预测模型；然后在一个采样周期内加入零矢量得到k+2时刻的考虑零矢量的预测模型；然后再对目标函数求导并令其导数为0，求解出非零矢量的最佳开关作用时间；最后计算各个开关状态下的目标函数值，选取使得目标函数值最小的开关状态作为下一时刻的开关状态。相比传统的模型预测控制方法，本方法具有频率恒定、网侧电流谐波含量低的优点。 【EN】The invention discloses a PWM rectifier dead-beat current prediction control method, which comprises the following steps: firstly, taking a discretization mathematical model of a circuit as a prediction model of the circuit k +1 moment, and then predicting one beat in the past to obtain a prediction model of the circuit k +2 moment; then adding a zero vector in a sampling period to obtain a prediction model considering the zero vector at the moment k + 2; then, the target function is derived and the derivative is 0, and the optimal switching action time of the non-zero vector is solved; and finally, calculating the objective function value of each switch state, and selecting the switch state with the minimum objective function value as the switch state at the next moment. Compared with the traditional model prediction control method, the method has the advantages of constant frequency and low harmonic content of the current on the network side.

摘要：【中文】本发明提供一种石墨烯‑纳米纤维素导电纸的制备方法及其制备的导电纸。所述制备方法包括以下步骤：将氧化石墨烯与纳米纤维素在水体系下均匀混合，使氧化石墨烯和纳米纤维素在水中的总质量浓度为0.5‰～2‰，调节pH＝3～10，在水热条件下反应，然后将反应后的产物进行分散，抽滤，干燥，即得；所述水热条件为：反应温度120℃～200℃，反应时间1h～15h；所述纳米纤维由木浆纤维经TEMPO/NaBr/NaClO氧化法制备。本发明的制备方法绿色、低成本、工艺简单、高效，制备得到的自支撑导电纸表面光滑平整、力学性能优良、电导率高、方阻低。 【EN】The invention provides a preparation method of graphene-nano cellulose conductive paper and the conductive paper prepared by the same. The preparation method comprises the following steps: uniformly mixing graphene oxide and nanocellulose in a water system, enabling the total mass concentration of the graphene oxide and the nanocellulose in water to be 0.5-2 per mill, adjusting the pH value to be 3-10, reacting under a hydrothermal condition, and then dispersing, filtering and drying a product after reaction to obtain the graphene oxide nano-cellulose nano-; the hydrothermal conditions are as follows: the reaction temperature is 120-200 ℃, and the reaction time is 1-15 h; the nano-fiber is prepared from wood pulp fiber by a TEMPO/NaBr/NaClO oxidation method. The preparation method disclosed by the invention is green, low in cost, simple in process and high in efficiency, and the prepared self-supporting conductive paper is smooth and flat in surface, excellent in mechanical property, high in conductivity and low in sheet resistance.

摘要：【中文】本发明公开了一种基于眼电和机器视觉的轮椅机械臂集成系统，包括EOG采集放大器、图形用户界面、多眼动EOG信号检测识别单元、目标物体探测单元、综合识别单元、执行单元；本发明还公开了一种基于眼电和机器视觉的轮椅机械臂集成控制方法；本发明公开的基于两种眼部动作的人机接口指令输出方式，在保证消除无意识眼动带来的干扰的前提下，将生成一个指令的平均反应时间缩短至大约2秒，用户通过眼动可以输出14个不同的指令，准确率平均可达97.3％，而现有的基于眼电的轮椅控制技术准确率最高80％，相比于现有的基于EOG的人机接口在性能上有很大的提升；将眼电所反映的人脑智能与机器智能相互融合，既保证了控制的准确性，也减轻了用户的操作负荷。 【EN】The invention discloses a wheelchair mechanical arm integrated system based on electro-oculography and machine vision, which comprises an EOG acquisition amplifier, a graphical user interface, a multi-eye EOG signal detection and identification unit, a target object detection unit, a comprehensive identification unit and an execution unit, wherein the EOG acquisition amplifier is used for acquiring a plurality of images; the invention also discloses a wheelchair mechanical arm integrated control method based on the electro-oculogram and the machine vision; the human-computer interface instruction output mode based on two eye movements disclosed by the invention shortens the average reaction time of generating one instruction to about 2 seconds on the premise of ensuring the elimination of interference caused by unconscious eye movement, and a user can output 14 different instructions through eye movement, wherein the average accuracy rate can reach 97.3 percent, and the highest accuracy rate of the existing wheelchair control technology based on the electro-oculogram is 80 percent, so that the performance is greatly improved compared with the existing human-computer interface based on the EOG; the human brain intelligence reflected by the electro-oculogram and the machine intelligence are fused with each other, so that the control accuracy is ensured, and the operation load of a user is reduced.

摘要：【中文】本发明公开了一种宽范围高精度线宽可调的窄线宽光纤激光器，包括两个激光发射装置、合波器、偏振控制器和非线性光纤；可调谐单频激光种子源产生单频光纤激光，光纤放大器将所述单频光纤激光的功率放大，合波器将功率放大后的两束单频光纤激光合束为一束激光，偏振控制器调整合束后激光的偏振态，非线性光纤用来控制输出激光的线宽。通过调节注入到非线性光纤中的两路激光光束的功率比值，从而改变非线性光纤中的增益，实现输出激光线宽的进一步可控，最终实现的窄线宽光纤激光具有线宽灵活可控、调节范围大、线宽调节精度高等优点，本发明提供的窄线宽光纤激光器可应用于光波分复用系统、相干合成、光谱合成、引力波探测等方面。 【EN】The invention discloses a narrow linewidth optical fiber laser with adjustable wide-range high-precision linewidth, which comprises two laser emitting devices, a wave combiner, a polarization controller and a nonlinear optical fiber; the tunable single-frequency laser seed source generates single-frequency fiber laser, the fiber amplifier amplifies the power of the single-frequency fiber laser, the combiner combines two bundles of single-frequency fiber lasers after power amplification into one bundle of laser, the polarization controller adjusts the polarization state of the laser after combination, and the nonlinear fiber is used for controlling the line width of the output laser. The gain in the nonlinear optical fiber is changed by adjusting the power ratio of the two laser beams injected into the nonlinear optical fiber, the further controllability of the output laser linewidth is realized, and the finally realized narrow linewidth optical fiber laser has the advantages of flexible and controllable linewidth, large adjustment range, high linewidth adjustment precision and the like.

摘要：【中文】本发明提出了一种基于脑电波的用于游戏评估的情感识别方法。所述方法包括以下步骤：采用emotivepoc+设备进行脑电波数据的采集；使用改进的循环自进化模糊神经网络模型对部分脑电波数据即训练集进行训练；通过训练好的改进的循环自进化模糊神经网络模型对另外的脑电波数据即测试集进行测试。emotivepoc+设备能够采集人脑中的脑电波数值数据。改进的循环自进化模糊神经网络模型是一种神经网络模型，以脑电波数据作为输入，以玩家的情感状态类别作为输出。本发明采用脑电波数据进行情感识别，玩家在游戏中的情感无法被伪造，可以得到在游戏过程中的真实情感，具有较高的情感识别准确率。 【EN】The invention provides an emotion recognition method for game evaluation based on brain waves. The method comprises the following steps: acquiring electroencephalogram data by adopting an emotivepoc + device; training partial brain wave data, namely a training set, by using an improved cyclic self-evolution fuzzy neural network model; and testing the other electroencephalogram data, namely the test set, by the trained improved cycle self-evolution fuzzy neural network model. The emotivepoc + equipment can acquire brain wave numerical data in the human brain. The improved cycle self-evolution fuzzy neural network model is a neural network model, brain wave data is used as input, and emotional state types of players are used as output. The invention adopts electroencephalogram data to identify emotion, so that the emotion of a player in a game can not be counterfeited, the real emotion in the game process can be obtained, and the invention has higher emotion identification accuracy.

摘要：【中文】本发明公开了一种垂直结构的复合晶型金属氧化物薄膜晶体管及其制造方法，该晶体管包括衬底、源极、间隔层、漏极、有源层、双层栅介质层、栅极及测试电极；源极设置于衬底表面；间隔层设置于源极及衬底表面；漏极设置于间隔层表面；有源层设置于漏极及源极表面；双层栅介质层设置于漏极、有源层及源极表面；栅极设置于双层栅介质层表面，且栅极比有源层在衬底上的投影范围小；测试电极设置于源极及漏极表面，且与双层栅介质层均有接触；栅极、源极及漏极在有源层的投影范围均有交叠；有源层是具有复合晶型的无机金属氧化物。该晶体管具有较低的关态电流及栅泄漏电流。该发明广泛应用于半导体技术领域。 【EN】The invention discloses a composite crystal form metal oxide thin film transistor with a vertical structure and a manufacturing method thereof, wherein the transistor comprises a substrate, a source electrode, a spacing layer, a drain electrode, an active layer, a double-layer gate dielectric layer, a grid electrode and a test electrode; the source electrode is arranged on the surface of the substrate; the spacing layer is arranged on the source electrode and the surface of the substrate; the drain electrode is arranged on the surface of the spacing layer; the active layer is arranged on the surfaces of the drain electrode and the source electrode; the double-layer gate dielectric layer is arranged on the surfaces of the drain electrode, the active layer and the source electrode; the grid electrode is arranged on the surface of the double-layer grid dielectric layer, and the projection range of the grid electrode on the substrate is smaller than that of the active layer; the test electrodes are arranged on the surfaces of the source electrode and the drain electrode and are in contact with the double-layer gate dielectric layer; the projection ranges of the grid electrode, the source electrode and the drain electrode on the active layer are all overlapped; the active layer is an inorganic metal oxide having a complex crystal form. The transistor has low off-state current and gate leakage current. The invention is widely applied to the technical field of semiconductors.

摘要：【中文】本发明涉及基于多元稠环结构的多元共聚物及其在有机光电器件中的应用。所述共聚物的主链含有多元稠环受体‑给体‑受体型结构单元。通过多元共聚单体种类及共聚比例的控制，可以对材料的光电性能进行调控，获得的多元共聚物具有更宽的光谱吸收与更高的摩尔吸收系数。该类型聚合物可以作为电子受体，应用于有机光电器件中，获得较高的器件光电转换效率。 【EN】The invention relates to a multipolymer based on a multi-element fused ring structure and application thereof in an organic photoelectric device. The main chain of the copolymer contains a multi-element fused ring receptor-donor-receptor type structural unit. By controlling the species of the multi-component comonomer and the copolymerization proportion, the photoelectric property of the material can be regulated and controlled, and the obtained multi-component copolymer has wider spectral absorption and higher molar absorption coefficient. The polymer can be used as an electron acceptor and applied to organic photoelectric devices to obtain higher photoelectric conversion efficiency of the devices.