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德国CHE大学排名的特点及对我国的启示

比较教育研究 2006年第4期27卷 30-34页

作者：李文兵沈红华中科技大学教育科学研究院湖北武汉430074

德国大学排名起步较晚,1998年才发布第一个大学排名,但德国CHE大学排名却由于其独特的方法而为国际同行所称道。CHE是由德国大学校长会议发起成立的非官方机构,主要负责德国大学的排名工作,其目的是为了促进大学的改革与发展。CHE大学... 详细信息

德国大学排名起步较晚,1998年才发布第一个大学排名,但德国CHE大学排名却由于其独特的方法而为国际同行所称道。CHE是由德国大学校长会议发起成立的非官方机构,主要负责德国大学的排名工作,其目的是为了促进大学的改革与发展。CHE大学排名在价值取向、指标选择、数据来源、服务对象的确定等几个方面有着自身的独特性,其做法对我国大学的排名活动有一定的启示。

关键词：德国CHE大学排名价值取向质量保障

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非流畅性失语患者汉字加工环节的注意力研究

中华物理医学与康复杂志 2010年第10期32卷 754-758页

作者：李文兵张通武汉大学人民医院康复医学科武汉430060 中国康复研究中心北京博爱医院神经康复科

目的研究非流畅性失语患者在汉字形、音和义加工过程中是否存在注意资源不足/注意分配障碍.方法将脑卒中后非流畅性失语患者16例设为脑卒中组,另选取相匹配的健康受试者16名设为对照组.2组受试者均进行语言加工单任务（包括汉字默读... 详细信息

目的研究非流畅性失语患者在汉字形、音和义加工过程中是否存在注意资源不足/注意分配障碍.方法将脑卒中后非流畅性失语患者16例设为脑卒中组,另选取相匹配的健康受试者16名设为对照组.2组受试者均进行语言加工单任务（包括汉字默读部件判断任务、汉字默读韵母判断任务和汉字默读语义判断任务）和双任务（包括汉字朗读部件判断任务、汉字朗读韵母判断任务和汉字朗读语义判断任务）测试.比较2组受试者完成各个任务的反应时间和错误率.结果 2组受试者在完成语言加工单任务和双任务时,脑卒中组除在汉字默读部件判断任务时的错误率与对照组差异无统计学意义外（P＞0.05）,其余各项（包括汉字默读韵母判断任务、汉字默读语义判断任务、汉字朗读部件判断任务、汉字朗读韵母判断任务和汉字朗读语义判断任务）时的反应时间和错误率均多于对照组（P＜0.01）.结论非流畅性失语患者在字形和语音加工阶段存在注意资源不足或注意分配障碍.

关键词：非流畅性失语语言加工注意力分配

Peripheral blood RNA biomarkers can predict lesion severity in degenerative cervical myelopathy

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Neural Regeneration Research 2025年第6期20卷 1764-1775页

作者： Zhenzhong Zheng Jialin Chen Jinghong Xu Bin Jiang Lei li Yawei li Yuliang Dai bing Wang Department of Spine Surgery The Second Xiangya Hospital of Central South UniversityChangshaHunan ProvinceChina

Degenerative cervical myelopathy is a common cause of spinal cord injury,with longer symptom duration and higher myelopathy severity indicating a worse *** numerous studies have investigated serological biomarkers for acute spinal cord injury,few studies have explored such biomarkers for diagnosing degenerative cervical *** study involved 30 patients with degenerative cervical myelopathy(51.3±7.3 years old,12 women and 18 men),seven healthy controls(25.7±1.7 years old,one woman and six men),and nine patients with cervical spondylotic radiculopathy(51.9±8.6 years old,three women and six men).Analysis of blood samples from the three groups showed clear differences in transcriptomic *** analysis identified 128 differentially expressed genes that were enriched in patients with neurological *** least absolute shrinkage and selection operator analysis,we constructed a five-gene model(TBCD,TPM2,PNKD,EIF4G2,and AP5Z1)to diagnose degenerative cervical myelopathy with an accuracy of 93.5%.One-gene models(TCAP and SDHA)identified mild and severe degenerative cervical myelopathy with accuracies of 83.3%and 76.7%,*** of two immune cell types(memory B cells and memory-activated CD4^(+)T cells)predicted levels of lesions in degenerative cervical myelopathy with 80%*** results suggest that peripheral blood RNA biomarkers could be used to predict lesion severity in degenerative cervical myelopathy.

关键词： biomarkers candidate genes degenerative cervical myelopathy gene expression analysis immune cell types neurological disabilities peripheral blood RNA profiles spinal cord injury

Defects‑Rich Heterostructures Trigger Strong Polarization Coupling in Sulfides/Carbon Composites with Robust Electromagnetic Wave Absorption

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Nano-Micro Letters 2025年第1期17卷 528-547页

作者： Jiaolong liu Siyu Zhang Dan Qu Xuejiao Zhou Moxuan Yin Chenxuan Wang Xuelin Zhang Sichen li Peijun Zhang Yuqi Zhou Kai Tao Mengyang li bing Wei Hongjing Wu Mengyang li bing Wei Hongjing Wu School of Physics Xidian UniversityXi’an 710071People’s Republic of China School of Advanced Materials and Nanotechnology State Key Discipline Laboratory of Wide Band Gap Semiconductor TechnologyXidian UniversityXi’an 710071People’s Republic of China School of Microelectronics Xidian UniversityXi’an 710071People’s Republic of China School of Telecommunication Engineering Xidian UniversityXi’an 710071People’s Republic of China MOE Key Laboratory of Material Physics and Chemistry Under Extraordinary School of Physical Science and TechnologyNorthwestern Polytechnical UniversityXi’an 710072People’s Republic of China The Ministry of Education Key Laboratory of Micro and Nano Systems forAerospace School of Mechanical EngineeringNorthwestern PolytechnicalUniversityXi’an 710072People’s Republic of China

Defects-rich heterointerfaces integrated with adjustable crystalline phases and atom vacancies,as well as veiled dielectric-responsive character,are instrumental in electromagnetic *** methods,however,constrain their delicate ***,an innovative alternative is proposed:carrageenan-assistant cations-regulated(CACR)strategy,which induces a series of sulfides nanoparticles rooted in situ on the surface of carbon *** unique configuration originates from strategic vacancy formation energy of sulfides and strong sulfides-carbon support interaction,benefiting the delicate construction of defects-rich heterostructures in M_(x)S_(y)/carbon composites(M-CAs).Impressively,these generated sulfur vacancies are firstly found to strengthen electron accumulation/consumption ability at heterointerfaces and,simultaneously,induct local asymmetry of electronic structure to evoke large dipole moment,ultimately leading to polarization coupling,i.e.,defect-type interfacial ***“Janus effect”(Janus effect means versatility,as in the Greek two-headed Janus)of interfacial sulfur vacancies is intuitively confirmed by both theoretical and experimental investigations for the first ***,the sulfur vacancies-rich heterostructured Co/Ni-CAs displays broad absorption bandwidth of 6.76 GHz at only 1.8 mm,compared to sulfur vacancies-free CAs without any dielectric *** defects-rich heterostructures,this one-pot CACR strategy may steer the design and development of advanced nanomaterials,boosting functionality across diverse application domains beyond electromagnetic response.

关键词： Defects-rich heterointerfaces Sulfides Polarization coupling Electromagnetic wave absorption

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珙桐离体根培养的研究

北方园艺 2007年第12期 206-207页

作者：董社琴李冰雯长江大学生命科学学院湖北荆州404325 西北工业大学陕西西安710068

在水解酪蛋白(CH)和萘乙酸(NAA)对珙桐离体根诱导愈伤组织生长的试验中,CH对离体根愈伤组织生长有促进作用。30mg/LCH与0.5mg/LNAA组合,愈伤组织生长率可高达98%,30mg/LCH与0.75mg/LNAA组合,有芽点发生,30mg/LCH与1mg/LNAA组合,有不定... 详细信息

在水解酪蛋白(CH)和萘乙酸(NAA)对珙桐离体根诱导愈伤组织生长的试验中,CH对离体根愈伤组织生长有促进作用。30mg/LCH与0.5mg/LNAA组合,愈伤组织生长率可高达98%,30mg/LCH与0.75mg/LNAA组合,有芽点发生,30mg/LCH与1mg/LNAA组合,有不定根发生。

关键词：珙桐根尖离体培养水解酪蛋白

区域价值链视角下的新型能源化工基地支撑环境研究——基于陇东新型能源化工基地的实证分析

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资源与产业 2012年第2期14卷 127-132页

作者：李秉文甘肃行政学院经济教研部甘肃兰州730010

为适应新发展观的客观要求,新型能源化工基地在发展过程中必须避免出现过分依赖资源的"荷兰病"现象以及资源诅咒效应,需要构建一个资源、经济、社会、生态相协调的支撑环境。在区域价值链视角下,通过构建支撑环境概念模型,建立以经济、... 详细信息

为适应新发展观的客观要求,新型能源化工基地在发展过程中必须避免出现过分依赖资源的"荷兰病"现象以及资源诅咒效应,需要构建一个资源、经济、社会、生态相协调的支撑环境。在区域价值链视角下,通过构建支撑环境概念模型,建立以经济、社会、生态3个子系统为框架的新型能源化工基地支撑环境评价系统。以陇东新型能源化工基地为个案进行实证分析,提出加强支撑环境的区域规划研究、加强区域形象塑造、形成区域特色产品、加强区域营销、完善保障措施、建立综合管理信息系统等普适性建议。

关键词：区域价值链支撑环境新型能源化工基地陇东

Wave effect of gravitational waves intersected with a microlens field Ⅱ:An adaptive hierarchical tree algorithm and population study

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Science China(Physics,Mechanics & Astronomy) 2025年第1期Mechanics & Astronomy) .卷 241-254页

作者： Xikai Shan Guoliang li Xuechun Chen wen Zhao Bin Hu Shude Mao Department of Astronomy Tsinghua University Purple Mountain Observatory Chinese Academy of Sciences Institute for Frontier in Astronomy and Astrophysics Beijing Normal University School of Physics and Astronomy Beijing Normal University School of Astronomy and Space Science University of Science and Technology of China CAS Key Laboratory for Researches in Galaxies and Cosmology Department of Astronomy University of Science and Technology of ChinaChinese Academy of Sciences

The gravitational lensing wave effect generated by a microlensing field embedded in a lens galaxy is an inevitable phenomenon in strong lensed gravitational waves （SLGWs）.This effect presents both challenges and opportunities for the detection and application of ***,investigating this wave effect requires computing a complete diffraction integral over each microlens in the *** is extremely time-consuming due to the large number of microlenses （10～3-10～6）.Therefore,simply adding all the microlenses is ***,the complexity of the time delay surface makes the lens plane resolution a crucial factor in controlling numerical *** this paper,we propose a trapezoid approximation-based adaptive hierarchical tree algorithm to meet the challenges of calculation speed and *** find that this algorithm accelerates the calculation by four orders of magnitude compared to the simple adding method and is one order of magnitude faster than the fixed hierarchical tree algorithm proposed for electromagnetic *** importantly,our algorithm ensures controllable numerical errors,increasing confidence in the *** with our previous work （***.66,239511,2023）,this paper addresses all numerical issues,including integral convergence,precision,and computational time1).Finally,we conducted a population study on the microlensing wave effect of SLGWs using this algorithm and found that the microlensing wave effect cannot be ignored,especially for Type II SLGWs （from saddle position of the time delay surface） due to their intrinsic geometric structures and their typical intersection with a denser microlensing ***,more than 33%（11%） of SLGWs have a mismatch larger than 1%（3%） compared to the unlensed ***,we found that the mismatch between signal pairs in a doubly imaged GW is generally larger than 10-3,and 61%（25%） of signal pairs have a mismatch larger than 1%（3%）.Therefo

关键词： gravitational lensing diffractional integral algorithm gravitational wave

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四螺旋轮无极绳调车绞车设计

煤矿机械 2011年第5期32卷 18-20页

作者：刘敏李炳文中国矿业大学机电工程学院江苏徐州221116

针对传统无极绳调车绞车的不足,设计了新型的无极绳调车绞车,用4个螺旋轮带动钢丝绳运动,通过一级蜗轮蜗杆和一级开式齿轮减速。该绞车具有牵引力大,运输距离长,调车系统定位稳定,无需张紧装置,可双向作业等优点。

关键词：螺旋轮无极绳调车绞车设计

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钢铁企业高炉煤气系统动态仿真

冶金自动化 2009年第2期33卷 33-37+51页

作者：李文兵李华德北京科技大学信息工程学院冶金自动化研究设计院

分析了钢铁企业高炉煤气发生、储存和使用的特点,建立了高炉煤气系统动态数学模型,开发了高炉煤气仿真系统,并对某钢铁企业高炉煤气系统进行了实例计算。仿真计算结果表明:在3座高炉和煤气用户完全正常生产的情况下,高炉煤气略有盈余;... 详细信息

分析了钢铁企业高炉煤气发生、储存和使用的特点,建立了高炉煤气系统动态数学模型,开发了高炉煤气仿真系统,并对某钢铁企业高炉煤气系统进行了实例计算。仿真计算结果表明:在3座高炉和煤气用户完全正常生产的情况下,高炉煤气略有盈余;在煤气用户生产情况和高炉生产情况同时发生变化的情况下,高炉煤气一天的平衡在可调范围内,而动态瞬时平衡由于波动较大,超出调节范围;系统还可展现调度方案的效果,为调度方案的评估提供参考。

关键词：高炉煤气动态仿真煤气动态平衡