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基于FFT的传感器测量不确定度的评估方法研究

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煤炭技术 2015年第7期34卷 229-231页

作者：荆学东赵化甜石钢上海应用技术学院上海201418

针对传感器的n个测量不确定来源,在每1种传感器的不确定来源所属概率分布已知的前提下,利用基于FFT的卷积方法确定2种概率分布的合成分布概率密度函数,从而确定传感器的测量不确定度。上述方法利用Matlab实现。最后通过1种激光位移传感... 详细信息

针对传感器的n个测量不确定来源,在每1种传感器的不确定来源所属概率分布已知的前提下,利用基于FFT的卷积方法确定2种概率分布的合成分布概率密度函数,从而确定传感器的测量不确定度。上述方法利用Matlab实现。最后通过1种激光位移传感器的测量不确定度评估进行了验证,并和GUM方法计算求得的测量不确定结果进行对比分析。

关键词：传感器不确定度概率密度函数卷积 FFT

The miR3367–lncRNA67–GhCYP724B module regulates male sterility by modulating brassinosteroid biosynthesis and interacting with Aorf27 in Gossypium hirsutum

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Journal of Integrative Plant Biology 2025年第1期67卷 169-190页

作者： Anhui Guo Hushuai Nie Huijing Li Bin Li Cheng Cheng Kaiyun Jiang Shengwei Zhu Nan zhao Jinping hua Laboratory of Cotton Genetics Genomics and Breeding/Joint Laboratory for International Cooperation in Crop Molecular BreedingMinistry of Education/Beijing Key Laboratory of Crop Genetic ImprovementCollege of Agronomy and BiotechnologyChina Agricultural UniversityBeijing 100193China Key Laboratory of Plant Molecular Physiology Institute of BotanyChinese Academy of SciencesBeijing 100093China

Cytoplasmic male sterile(CMS)lines play a crucial role in utilization of heterosis in crop ***,the mechanism underlying the manipulation of male sterility in cotton by long non-coding RNA(lncRNA)and brassinosteroids(BRs)remains ***,using an integrative approach combining lncRNA transcriptomic profiles with virus-induced gene silencing experiments,we identify a flower budspecific lncRNA in the maintainer line 2074B,lncRNA67,negatively modulating with male sterility in upland cotton(Gossypium hirsutum).lncRNA67positively regulates cytochrome P274B(GhCYP724B),which acted as an eTM(endogenous target mimic)for *** suppression of GhCYP724B induced symptoms of BR deficiency and male semisterility in upland cotton as well as in tobacco,which resulted from a reduction in the endogenous BR ***724B regulates BRs synthesis by interacting with GhDIM and GhCYP90B,two BRs biosynthesis ***,GhCYP724B suppressed a unique chimeric open reading frame(Aorf27)in 2074A mitochondrial *** expression of Aorf27 in yeast inhibited cellular growth,and over expression of Aorf27 in tobacco showed male ***,the results proved that the miR3367–lncRNA67–GhCYP724B module positively regulates male sterility by modulating BRs *** findings uncovered the function of lncRNA67–GhCYP724B in male sterility,providing a new mechanism for understanding male sterility in upland cotton.

关键词： brassinosteroids GhCYP724B lncRNA67 male sterility mitochondrial Aorf27 upland cotton(G.hirsutum)

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传感器测量不确定度评估方法的分析

煤炭技术 2015年第6期34卷 219-221页

作者：赵化甜荆学东姜健上海应用技术学院上海201418

传感器测量不确定度评估目前存在的方法有GUM方法,利用Gram-Charlier级数求相互独立随机变量的合成不确定度,以及基于贝叶斯理论的测量的不确定度A类评定。详细介绍以上方法各自的适用条件以及优缺点,并与GUM方法作了实例对比。

关键词：传感器测量不确定度评估 GUM Gram-Charlier级数贝叶斯理论

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基于支持向量机的矿井瓦斯浓度预测应用研究

煤炭科技 2018年第4期39卷 41-44页

作者：赵华天山西西山矿业管理有限公司山西太原030000

以高河煤矿回采工作面刮板输送机机尾瓦斯浓度变化为例,运用PSO-SVM与GA-SVM算法分别对核参数g和惩罚因子c进行寻优,建立最优组合参数瓦斯浓度预测模型,进行瓦斯浓度预测。结果表明,基于支持向量机的瓦斯浓度预测模型在井下瓦斯浓度预... 详细信息

以高河煤矿回采工作面刮板输送机机尾瓦斯浓度变化为例,运用PSO-SVM与GA-SVM算法分别对核参数g和惩罚因子c进行寻优,建立最优组合参数瓦斯浓度预测模型,进行瓦斯浓度预测。结果表明,基于支持向量机的瓦斯浓度预测模型在井下瓦斯浓度预测中具有一定的有效性与实用性;且相对于PSO-SVM模型,GA-SVM模型的预测效果更佳。

关键词：瓦斯浓度预测支持向量机粒子群优化遗传算法

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不同信息共享程度下供应链协同研究综述

物流工程与管理 2015年第9期37卷 127-128页

作者：赵添花上海大学管理学院上海200444

随着信息技术的发展,其在供应链实际生产运作中的作用越来越突出。文中首先对供应链运作的现状和信息分享在其中所承担的角色做了简单分析,然后在此基础上结合国内外研究文献对不同信息共享程度的情景下供应链协同做了分析和阐述。研究... 详细信息

随着信息技术的发展,其在供应链实际生产运作中的作用越来越突出。文中首先对供应链运作的现状和信息分享在其中所承担的角色做了简单分析,然后在此基础上结合国内外研究文献对不同信息共享程度的情景下供应链协同做了分析和阐述。研究主要包括信息共享、供应链协同、信息共享情景下的供应链协同以及信息不对称条件下的供应链协同等几个方面。阐述了不同信息共享程度下供应链协同的研究,说明了信息共享在供应链协同中所承担的重要作用。

关键词：信息共享程度供应链协同信息不对称

High-resolution Geochemistry in the Lucaogou Formation,Junggar Basin:An Assessment of Heterogeneous Shale Resources

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Acta Geologica Sinica(English Edition) 2025年第1期99卷 177-193页

作者： SUN Shijie ZHANG Bin WANG Xiaomei tian hua ZHANG Shuichang HOU Guiting School of Earth and Space Sciences Peking UniversityBeijing 100871China Research Institute of Petroleum Exploration and Development PetroChinaBeijing 100083China

Controlled by fluctuating paleoclimates and sedimentary environments,the organic and inorganic features of the Lucaogou Formation exhibit strong heterogeneity in the vertical profile,challenging conventional geological *** elucidate the possible influence of heterogeneity on resource evaluation,a high-resolution sampling approach was applied to an 86.2 cm long core from the Lucaogou Formation of the Jimsar sag in the Junggar Basin.86 sets of samples were micro-drilled from the core and subjected to comparative Rock-Eval *** the classical guidelines,the organic abundance,kerogen type,and maturity of source rocks were exhaustively *** results revealed that organic richness and composition vary significantly under different sedimentary backgrounds,which in turn leads to differential hydrocarbon *** combination of hydrocarbon generation,transport,and expulsion results in peculiar patterns for hydrocarbon accumulation in the Lucaogou *** shales in the Lucaogou Formation serve as both hydrocarbon source rocks and reservoirs,with laminae being migration ***-rich dolomites in the Lucaogou Formation have a considerable hydrocarbon-generating capacity and present the characteristics of self-generation and ***,massive mudstones act purely as hydrocarbon source rocks.

关键词： unconventional resource heterogeneity Rock-Eval pyrolysis Lucaogou Formation Junggar Basin

Cardiovascular response to nanosecond pulses is milder in percutaneous ablation of hepatocellular carcinoma compared with microsecond pulses

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Hepatobiliary & Pancreatic Diseases International 2025年第1期24卷 114-116页

作者： Hai-Ying Kong Qian-Hui Jin Xin-hua Chen Dan-Xia Xu Qi-Yu zhao Xiong-Xin Zhang R James Swanson tian-An Jiang Department of Anesthesiology The First Affiliated HospitalZhejiang University School of MedicineHangzhou 310003China Division of Hepatobiliary Pancreatic Surgery Department of SurgeryThe First Hospital of JiaxingJiaxing University College of MedicineJiaxing 314000China Key Laboratory of Pulsed Power Translational Medicine of Zhejiang Province Hangzhou 310003China Department of Ultrasound Medicine The First Affiliated HospitalZhejiang University School of MedicineHangzhou 310003China Anatomy Department Liberty University College of Osteopathic MedicineLynchburgVAUSA

To the Editor:Irreversible electroporation(IRE)is a promising ablative technique for hepatobiliary *** has unique advantages,including no detrimental heat sink effect[1]and no injury of the surrounding tissues[2].For lesions in complex areas,bile duct[3],and large blood vessels[4],IRE has been developed as an alternative to thermal ablation such as radiofrequency and *** IRE tumor ablative technique combines cell biology and pulsed high-voltage *** high-voltage,high-frequency and transient pulses can create irreversible electroporation in the phospholipid bilayer of the cell membrane and nuclear envelope,resulting in cell *** with radiofrequency ablation and microwave ablation[5],IRE does not cause damage to important vessels and *** has some unique shortcomings in delivering high currents,which has limited its clinical applications in the *** animal and clinical studies,side effects including muscle contraction,procedural hypertension,and arrhythmia are frequently reported[6].However,during the ablation process,if the pulse is synchronized with the heart rhythm,the risk of arrhythmia is *** muscle relaxant eliminates muscle ***,arrhythmia[7],hypertension[8],and myocardial infarction[9]are potential risks requiring proper *** adverse events are mostly moderate and self-limiting,but they may have serious consequences for patients with coronary artery *** to the potential risks,patients with a history of cardiovascular disease are not recommended for IRE treatment.

关键词： microwave consequences ablation

Tailoring Cathode-Electrolyte Interface for High-Power and Stable Lithium-Sulfur Batteries

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Nano-Micro Letters 2025年第4期17卷 181-211页

作者： Mengting Liu Ling-Jiao Hu zhao-Kun Guan tian-Ling Chen Xin-Yu Zhang Shuai Sun Ruoli Shi Panpan Jing Peng-Fei Wang Center of Nanomaterials for Renewable Energy State Key Laboratory of Electrical Insulation and Power EquipmentSchool of Electrical EngineeringXi’an Jiaotong UniversityXi’an 710049People’s Republic of China Low-Dimensional Materials and Photo/Electrochemical Technology Lab School of Materials Science and EngineeringShaanxi Key Laboratory of Green Preparation and Functionalization for Inorganic MaterialsShaanxi University of Science&TechnologyXi’an 710021People’s Republic of China

Global interest in lithium-sulfur batteries as one of the most promising energy storage technologies has been sparked by their low sulfur cathode cost,high gravimetric,volumetric energy densities,abundant resources,and environmental ***,their practical application is significantly impeded by several serious issues that arise at the cathode-electrolyte interface,such as interface structure degradation including the uneven deposition of Li_(2)S,unstable cathode-electrolyte interphase(CEI)layer and intermediate polysulfide shuttle ***,an optimized cathode-electrolyte interface along with optimized electrodes is required for overall ***,we comprehensively outline the challenges and corresponding strategies,including electrolyte optimization to create a dense CEI layer,regulating the Li_(2)S deposition pattern,and inhibiting the shuttle effect with regard to the solid-liquid-solid pathway,the transformation from solid-liquid-solid to solid-solid pathway,and solid-solid pathway at the cathode-electrolyte *** order to spur more perceptive research and hasten the widespread use of lithium-sulfur batteries,viewpoints on designing a stable interface with a deep comprehension are also put forth.

关键词： Lithium-sulfur batteries Shuttle effect Cathode-electrolyte interface Structural enhancement Reaction pathway

Recent advances in metal-loaded MOFs photocatalysts:From single atom,cluster to nanoparticle

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Chinese Chemical Letters 2025年第1期36卷 68-79页

作者： Shenglan Zhou Haijian Li Hongyi Gao Ang Li tian Li Shanshan Cheng Jingjing Wang Jitti Kasemchainan Jianhua Yi Fengqi zhao Wengang Qu Advanced Innovation Center for Materials Genome Engineering Beijing Key Laboratory of Function Materials for Molecule&Structure ConstructionSchool of Materials Science and EngineeringUniversity of Science and Technology BeijingBeijing 100083China National Key Laboratory of Energetic Materials Xi’an Modern Chemistry Research InstituteXi’an 710065China Shunde Innovation School University of Science and Technology BeijingShunde 528399China School of Materials Science and Engineering Suzhou University of Science and TechnologySuzhou 215009China Department of Chemical Technology Chulalongkorn UniversityBangkok 10330Thailand

Photocatalysis is widely regarded as a highly promising sustainable technique for addressing the challenges posed by environmental pollution and energy *** recent years,metal-loaded MOFs has become a rising star within the domain of photocatalysis due to its high specific surface area and porosity,adjustable structure,diverse and abundant catalytic components,which has exhibited excellent photocatalytic activity and exhibit great potential in a range of *** this paper,the principles for evaluating the photocatalytic performance of MOFs-based materials were firstly introduced,and some typical examples were also listed *** with this,particular emphasis is paid to the main factors affecting the photocatalytic performance of metal-loaded *** the synthesis and design strategies of MOFs loaded metal entities of varying sizes(single atoms,nanoclusters,and nanoparticles),and their applications in photocatalytic CO_(2)reduction,hydrogen production,photooxidation and photocatalytic hydrogenation were summarized and ***,the opportunities and challenges faced in this kind of MOFs-based composites were analyzed from different *** report is expected to help researchers design and develop high-performance MOFs-based photocatalytic materials.

关键词： Metal-loaded MOFs Photocatalysis Single atom catalysts Nanoclusters Nanoparticles