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探矿工程 1991年第2期 61-62页

作者： B.д.гopбчEB 李国志

采用气液混合剂清洗孔底的钻进方法广泛应用于地质勘探工程施工.尤其是在复杂矿山地质条件下,剖面上出现裂隙、洞穴和再沉积岩层而产生不同程度冲洗液漏失的孔殴以及常年冻结地层分布地区,使用气液混合剂钻进更为有效.

关键词：液混合剂钻进冻结层地质勘探

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多氟代二烯的合成

有机氟工业 2001年第3期 42-48页

作者： T.И.Гopбyнoвa 穆焕文

多氟代二烯介于非氟化合物和全氟化合物系列的中间位置，因此兼有这二种系列类似物的化学和物理性能。然而相对来说，对这一类化合物的研究不多。这可能是由于没有所需的原始化合物，以及也由于在有机化合物分子中很难加进多氟代基团的... 详细信息

多氟代二烯介于非氟化合物和全氟化合物系列的中间位置，因此兼有这二种系列类似物的化学和物理性能。然而相对来说，对这一类化合物的研究不多。这可能是由于没有所需的原始化合物，以及也由于在有机化合物分子中很难加进多氟代基团的缘故。

关键词：多氟代二烯合成多氟代碘化物多氟代溴化物加成反应

1996～2006世界主要切花、盆花产销变化

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中国花卉园艺 2008年第1期 44-52页

作者： Florentine Jagers op Akkerhuis 周艳萍宋平

2007年,业内著名媒体——荷兰《Flower Tech》杂志创刊10周年,为此该刊推出了系列报道,回顾了1996至2006年世界上主要切花和盆花生产销售情况,包括10年来影响生产的重大变革,并预测了未来几年世界花卉业发展趋势。我刊特意选取了其中两... 详细信息

2007年,业内著名媒体——荷兰《Flower Tech》杂志创刊10周年,为此该刊推出了系列报道,回顾了1996至2006年世界上主要切花和盆花生产销售情况,包括10年来影响生产的重大变革,并预测了未来几年世界花卉业发展趋势。我刊特意选取了其中两篇文章分两次刊登,以飨读者。

关键词：盆花生产世界切花产销销售情况发展趋势花卉业

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麦根蝽的发生规律与综合防治

昆虫学报 1977年第3期20卷 276-278页

作者： iNSTiTUTE op AGRiCULTURE,LiAO-CHENG DiSTRiCT,SHANTUNG PROViNCE 山东省聊城地区农科所

在毛主席革命路线指引下,我们自 1971年以来对麦根蝽进行了调查研究和防治试验,针对其发生规律,采取了以农业防治为重点的综合防治,收效良好,深受群众欢迎,基本控制了危害和发展。曾经严重受害的冠县定远寨大队的贫下中农,面对综合防治... 详细信息

在毛主席革命路线指引下,我们自 1971年以来对麦根蝽进行了调查研究和防治试验,针对其发生规律,采取了以农业防治为重点的综合防治,收效良好,深受群众欢迎,基本控制了危害和发展。曾经严重受害的冠县定远寨大队的贫下中农,面对综合防治的成果,高兴地谈论“党的领导好,公社威力大,千年漏风地,变成丰产田”。

关键词：麦根蝽综合防治病虫害防治丰产田高产田作物连作防治试验发生规律化学防治越冬期

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一种纤维素分解菌鉴别培养基

微生物学通报 1997年第4期24卷 251-252页

作者：叶姜瑜西南师范大学生命科学系重庆630715

一种新的鉴别性纤维素刚果红培养基，含酸洗纤维素为唯一碳源和染料刚果红，产纤维素酶菌株在其上形成浓郁红色水解圈，明显区别于其它微生物类群，方便纤维素分解菌的筛选和计数。

关键词：工业微生物纤维素分解菌培养基鉴别培养基

investigation on microstructure evolution of clayey soils: A review focusing on wetting/drying process

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Journal of Rock Mechanics and Geotechnical Engineering 2023年第1期15卷 269-284页

作者： Chao-Sheng Tang Qing Cheng Xuepeng Gong Bin Shi Hilary i.inyang School of Earth Sciences and Engineering Nanjing UniversityNanjing210023China Global Education and infrastructure Services inc. CharlotteUSA

Variability in moisture content is a common condition in natural *** influences soil properties significantly.A comprehensive understanding of the evolution of soil microstructure in wetting/drying process is of great significance for interpretation of soil macro hydro-mechanical *** this review paper,methods that are commonly used to study soil microstructure are *** them are scanning electron microscope(SEM),environmental SEM(ESEM),mercury intrusion porosimetry(MiP)and computed tomography(CT)***,progress in research on the soil microstructure evolution during drying,wetting and wetting/drying cycles is summarized based on reviews of a large body of research papers published in the past several *** compacted on the wet side of op-timum water content generally have a matrix-type structure with a monomodal pore size distribution(PSD),whereas soils compacted on the dry side of optimum water content display an aggregate structure that exhibits bimodal *** drying,decrease in soil volume is mainly caused by the shrinkage of inter-aggregate *** wetting,both the intra-and inter-aggregate pores increase gradually in number and *** in the characteristics of the soil pore structure significantly depend on stress state as the soil is subjected to *** wetting/drying cycles,soil structural change is not completely reversible,and the generated cumulative swelling/shrinkage deformation mainly derives from ***,based on this analysis and identified research needs,some important areas of research focus are proposed for future *** areas include innovative methods of sample preparation,new observation techniques,fast quantitative analysis of soil structure,integration of microstructural parameters into macro-mechanical models,and soil microstructure evolution charac-teristics under multi-field coupled conditions.

关键词： Soil microstructure Pore size distribution(PSD) Wetting/drying cycle Suction Volume change

Enhancement of Surface Plasmon Fiber Sensor Sensitivity Through the Grafting of Gold Nanoparticles

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Photonic Sensors 2020年第2期10卷 105-112页

作者： Elena MiLiUTiNA Yevgeniya kALACHYOVA Pavel POSTNikOV VaclavŠVORČÍk Oleksiy LYUTAkOV Department of Solid-State Engineering Institute of Chemical TechnologyPrague 16628Czech Republic Department of Technology of Organic Substances and Polymer Materials Tomsk Polytechnic UniversityTomsk 634050Russia

The optical fibers,coated with plasmonic active metal films,represent the simple and unpretentious sensors,potentially useful for measurements of physical or chemical quantities and wide range of analytical *** fiber-based plasmonic sensors operate on the same physical principle based on changes in the position of the plasmon absorption peak induced by a variation of surrounding medium refractive ***,the observed spectral differences are often weak,and thus an enhancement of sensor sensitivity is strongly *** this paper,we propose the immobilization of gold nanoparticles with sharp edges on the thin gold layer,deposited on the multimode fiber surface for improvement of the sensor *** morphological and compositional changes in the gold covered fiber surface were determined by using the atomic force microscopy,scanning electron microscopy,and energy-dispersive X-ray spectroscopy *** a result of gold nanoparticles immobilization,the pronounced plasmon energy concentration near the fiber surface occurred,thus enhancing the response of the proposed hybrid plasmonic system to the variation of ambient refractive *** position of plasmon absorption in the case of the created plasmonic structure was shown to be more sensitive to the changes in the surrounding medium in comparison with the standard sensors based on the bare gold layer.

关键词： optical fiber surface plasmon resonance thin gold film gold nanoparticles sensitivity enhancement

Fusion of spherical-octupole pairs of colliding nuclei for compact and elongated configurations

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Chinese Physics C 2022年第1期46卷 146-156页

作者： Shivani Jain Manoj k.Sharma Raj kumar School of Physics and Materials Science Thapar Institute of Engineering&TechnologyPatiala-147004PunjabIndia

The deformation and associated optimum/uniquely fixed orientations play an important role in the syn-thesis of compound nuclei via cold and hot fusion reactions,respectively,at the lowest and highest barrier *** choice of optimum orientation(0_(op))for the'cold or elongated'and hot or cormpact'fusion configurations of quadrupole(β_(2))deformed nuclei depends only on the+/-signs ofβ_(2)-deformation[***.G:***.31,631-644(2005)].in our recent study[***.C 101,051601(R)2020],we proposed a new sct of Oopt(iferent from the values reported for quadrupole deformed nuclei)after the inclusion of octupole deformation(up to B3)*** the respective 0op1 of B3-deformed nuclei for cold and hot optimum orientations,we analyzed the im-pact of the soft-and rigid-pear shapes of octupole deformed nuclei on the fusion barrier characterstics(barrier height Vg and barrier position RB).This analysis is applied to approximately 200 spherical-plus B3 deformed nucle-ar partners,that is,^(16)O,^(18)Cat octupole deformed *** with the compact configuration,the elongated fu-sion configuration has a relatively larger impact on the fusion barrier and cross sections ow ing to the inclusion of de-formations up to *** agreement with available experimental data for the^(16)O+^(150)Sm reaction(β_(22)-0.205,β_(32)=0.055)also improves when the optimum orientation degree of freedom is fixed in view of octupole *** reinforces the fact that nuclear structure effects play an important role in the nuclear fusion ***,octu-pole deformed nuclei can be used for the synthesis of heavy and superheavy nuclei.

关键词： nuclear fusion reactions fusion barrier heavy-ion reactions

Deployment of wireless sensor network in dispersed renewable energy sources for increasing efficiency of power distribution networks

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Journal of Modern Power Systems and Clean Energy 2015年第4期3卷 610-618页

作者： Theodoros A.TSiFTSiS Paschalis C.SOFOTASiOS Nick PAPANikOLAOU Michael i.LOUPiS Technological Educational institute(T.E.i.)of Central Greece 35100 LamiaGreece Tampere University of Technology 33101 TampereFinland Democritus University of Thrace Kimmeria67100 XanthiGreece

in this work,a novel performance analysis method for evaluating the robustness of emerging power distribution networks(PDNs),which involve deployable renewable energy sources,is *** is realized with the aid of the outage probability(op)criterion in the context of cooperative communications,which is widely considered in modern wireless communication *** main usefulness of this method is that it allows the involved components to communicate to each-other by means of a robust and flexible wireless sensor network *** this context,any conventional medium voltage(MV)bus of the PDN is represented as a wireless relay node where data signals gathered from each MV bus can be forwarded reliably to a control station for the subsequent *** received signals at wireless nodes are decoded and then forwarded to ensure minimal errors and maximal robustness at the receiving *** considered op analysis denotes the probability that the power of a received information signal drops below a pre-defined threshold which satisfies the acceptable Quality of Service requirements of a reliable signal *** this end,simple closed-form expressions are proposed for the op of a regenerative cooperative-based PDN in the presence of various multipath fading effects,which degrade information signals during wireless *** offered results are rather simple and provide meaningful insights for the design and deployment of smart grid systems.

关键词： Smart grid Cooperative communications(CCs) Power distribution network(PDN) Outage probability Renewable energy source(RES) Wireless sensor network(WSN)

Coronary artery disease in congenital single coronary artery in adults:A Dutch case series

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World Journal of Cardiology 2014年第4期6卷 196-204页

作者： Salah AM Said Willem G de Voogt Suat Bulut Jacques Han Peter Polak Rogier LG Nijhuis Jeroen W op den Akker Andries Slootweg Department of Cardiology Hospital Group Twente Almelo-Hengelo Department of Cardiology St.LucasAndreas Hospital Department of Cardiology Gelre Hospital Zutphen Department of Cardiology Hospital De Sionsberg Department of Cardiology St.Anna Hospital Department of Radiodiagnostics Hospital Group Twente Almelo-Hengelo

AiM:To assess the current diagnostic and therapeutic management and the clinical implications of congenital single coronary artery(SCA) in ***:We identified 15 patients with a SCA detected from four Dutch angiography centers in the period between 2010 and *** patients who underwent routine diagnostic coronary angiography(CAG) for suspected coronary artery disease and who incidentally were found to have isolated SCA were ***:Fifteen(7 females) with a mean age of 58.5 ± 13.78 years(range 43-86) had a *** demonstrated congenital isolated SCA originating as a single ostium from the right sinus of Valsalva in 6 patients and originating from the left in 9 *** to moderate coronary atherosclerotic changes were found in 4,and severe stenotic lesions in another 4 *** patients were free of coronary *** of non-sustained ventricular tachycardia were documented in 2 patients,one of whom demonstrated transmural ischemic changes on *** perfusion scintigraphic evidence of transmural myocardial ischemia was found in 1 patient due to kinking and squeezing of the SCA with an interarterial course between the aorta and pulmonary ***-slice computed tomography(MSCT) was helpful to delineate the course of the anomalous artery relative to the aorta and pulmonary *** coronary intervention was successfully performed in 3 *** patients were managed *** bypass graft was performed in 4 patients with the squeezed ***:SCA may be associated with transient transmural myocardial ischemia and aborted sudden death in the absence of coronary *** availability and sophistication of MSCT facilitates the delineation of the course of a *** present a Dutch case series and review of the literature.

关键词： Congenital heart disease Coronary artery anomaly Coronary angiography Single coronary artery Coronary artery disease Multi-slice computed tomography