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21篇 您的检索式:作者名="Chris Cook"
    题名 作者 年代 出处 被引量
1西藏恰功铁矿岩浆演化序列及斑岩出溶流体特征显示文摘冈底斯成矿带是碰撞造山过程形成的最重要的成矿带,恰功矽卡岩铁(铜)矿床即位于冈底斯成矿带中部。本文在详细的野外地质填图和室内研究基础上确定了恰功铁矿与成矿有关的斑岩体为二长花岗斑岩,锆石的U-Pb定年结果为68.8±2.2Ma,明显早于冈底斯东部与后碰撞伸展有关的斑岩型矿床和主碰撞期形成的矽卡岩型矿床,其应代表了冈底斯一次尚未被充分认识到的成矿事件。通过对成矿斑岩的岩石学、岩石化学、岩浆出溶流体的包裹体岩相学、显微测温分析及包裹体成分的LRM、LA-ICP-MS和PIXE分析,本文探讨了与该矽卡岩矿床有关的斑岩的岩浆起源、斑岩侵位机制及出溶流体特征。结果表明,成矿斑岩为矿区最早的侵入岩单元,具有壳幔源混源特征,其常量元素组成与冈底斯东部斑岩铜矿带的埃达克质岩相近,但稀土和微量元素组成与东部斑岩明显不同,为地幔物质上涌并诱发角闪岩相下地壳熔融的产物,岩体侵位深度大(>7km)、剥蚀程度高。早期岩浆出溶的流体为高温、高压、高盐度流体,其中富含Fe、Pb、Zn、Cu等成矿金属,与世界其他斑岩铜矿床相比,相对富铁、铅而贫铜。流体的沸腾作用发生于钾硅化阶段,形成了一套富气、高盐、高固相和气液包裹体组合,不同于早期出溶流体的包裹体组合。从岩浆起源和出溶流体性质可以看出,该斑岩具有形成与斑岩有关的铁铅多金属矿床的成矿潜力,但从该矿区地表出露的蚀变和包裹体测压结果可以看出,该斑岩体目前剥蚀深度较大,对斑岩型矿床保存不利,对该斑岩体及与成矿关系的认识对理解该区内的矿床成因和指导区域找矿具有重要的指示意义。谢玉玲 李应栩 Zhaoshan CHANG David R. COOKE Chris G. RYAN Jamie LAIRD 白劲松 刘云飞 李光明 张丽 2009地质学报2009,83,12:19
2Introducing aggregate into grouting material and its influence on load transfer of the rock bolting system显示文摘A fully grouted bolt provides greater shear load capacity for transmitting the load from the rock to the bolt, and vice versa. When grout fills irregularities between the bolt and the rock, a keying effect is created to transfer the load to the bolt via shear resistance at the interface and within the grout. Previous research has revealed that the mechanical properties of the grout had a great impact on the load transfer capacity of the rock bolting system. This paper presents a method to enhance the rock bolting strength by introducing metal granules into the grouting material. Experimental results suggest that both the average peak load of pullout tests and the total energy absorption of the system will increase if some metal granules are mixed into the resin.Cao Chen Ren Ting Chris Cook 2014International Journal of Mining Science and Technology2014,24,3:11
3Drilling of carbon composites using a one shot drill bit. Part I: Five stage representation of drilling and factors affecting maximum force and torque显示文摘Marta Fernandes Chris Cook 2005International Journal of Machine Tools and Manufacture2005,,1:1
4Derivation of Durability Targets and Procedures Based on Real World Usage显示文摘David Ensor Chris Cook 2007SAE Paper2007,26,:1
5An analysis of SEC guidelines for executing open market repurchases显示文摘Douglas O Cook Laurie Krigm J Chris Leach 2003The Journal of Business2003,76,:1
6Geographies of food: ’Afters’显示文摘Cook Ian Hobson Kersty Hallett Lucius Guthman Julie Murphy Andrew Hulme Alison Sheller Mimi Crewe Louise Nally David Roe Emma Mather Charles Kingsbury Paul Slocum Rachel Imai Shoko Duruz Jean Philo Chris Buller Henry Goodman Mike Hayes-C 2011Progress in Human Geography2011,,1:1
7Cigarette smoke extract induced cytokine and chemokine gene expression changes in COPD macrophages显示文摘Lauren Kent Lucy Smyth Chris Clayton Laurie Scott Ted Cook Richard Stephens Steve Fox Peter Hext Stuart Farrow Dave Singh 2008Cytokine2008,,2:1
8ROCK and JAK1 Signaling Cooperate to Control Actomyosin Contractility in Tumor Cells and Stroma显示文摘Victoria Sanz-Moreno Cedric Gaggioli Maggie Yeo Jean Albrengues Fredrik Wallberg Amaya Viros Steven Hooper Richard Mitter Chloé C. Féral Martin Cook James Larkin Richard Marais Guerrino Meneguzzi Erik Sahai Chris J. Marshall 2011Cancer Cell2011,,2:1
9Calculation of the effect of Poisson’s ratio in laboratory push and pull testing of resin-encapsulated bolts显示文摘Chen Cao Ting Ren Chris Cook 2013International Journal of Rock Mechanics and Mining Sciences2013,,:1
10Therapeutic applications of mesenchymal stromal cells显示文摘Gary Brooke Matthew Cook Chris Blair Rachel Han Celena Heazlewood Ben Jones Melinda Kambouris Kate Kollar Steven McTaggart Rebecca Pelekanos Alison Rice Tony Rossetti Kerry Atkinson 2007Seminars in Cell and Developmental Biology2007,,6:1
11Selecting patients for combined femorofemoral bypass grafting and iliac balloon angioplasty and stenting for bilateral iliac disease显示文摘Ali F. AbuRahma Patrick A. Robinson Chris C. Cook Eric S. Hopkins 2001Journal of Vascular Surgery2001,,2:1
12Stable CW Single-Mode Photonic Crystal Fiber DFB Ring Laser显示文摘We demonstrate stable single-mode CW operation of a DFB ring laser based on Er3+ doped photonics crystal fiber (PCF). The incorporation of a ring cavity allows one single mode to lase and also suppresses the unwanted effect of self-pulsing. Such a narrow linewidth source in PCF has great potential in spectroscopy.Kevin Cook John Canning John Holdsworth Chris Dewhurst 2008Journal of Electronic Science and Technology of China2008,6,4:0
13Detection of a possible superluminous supernova in the Epoch of Reionization显示文摘The Epoch of Reionization(EoR)poses a number of puzzles,including the sufficiency of ionizing radiation,the rapid production of supermassive black holes and the early appearance of abundant metals in larger galaxies.For the first of these,solutions focus on the main sequence evolution of massive stars,but the second and third puzzles involve the terminal phase of stellar evolution,Jeremy Mould Tim Abbott Jeff Cooke Chris Curtin Antonios Katsianis Anton Koekemoer Edoardo Tescari Syed Uddin Lifan Wang Stuart Wyithe 2017Science Bulletin2017,62,10:0
14如何拍摄彗星显示文摘使用本文介绍的拍摄技巧,就可以将ISON彗星的倩影带回家。明亮彗星的出现总会令摄影爱好者兴奋不已。这些来自太阳系边缘的冰冻的不速之客沿着扁长的轨道突然闯入内太阳系,上演一幕令人难忘的天象,随后有幸存活下来的那些彗星会再度返回冰冷的深空。Chris Cook 黄京一 2013中国国家天文2013,,12:0
15Boulby矿充填系统的设计与生产实践显示文摘碳酸钾矿石的加工产生两种废料:离心分离物(盐)和滤饼(盐、硫酸钙和不溶粘土),目前所有加工废料均排入北海,由于不溶粘土中存在少量重金属,可排入该海的可溶废料的允许量在今后几年内将大大减少.克里弗兰德碳酸钾公司现已成功地实施一将滤饼废料以高浓度泥浆形式充填于矿山井下采空区的充填系统.该系统减少了矿山的环境影响,使矿山能以其最大潜力进行生产,甚至按照战略作业计划增加生产能力.该充填系统以大约1100m落差和11000 m水平距离将浆体输送至井下.Matt Wilkins Chris Gilchrist Michael Fehrsen Robert Cooke 刘维震 2004矿业研究与开发2004,24,z1:0
16Optimized Hot Spot and Directional Distribution Analyses Characterize the Spatiotemporal Variation of Large Wildfires in Washington,USA,1970-2020显示文摘Spatiotemporal analysis of fire activity is vital for determining why wildfires occur where they do,assessing wildfire risks,and developing locally relevant wildfire risk reduction strategies.Using various spatial statistical methods,we determined hot spots of large wildfires(>100 acres)in Washington,the United States,and mapped spatiotemporal variations in large wildfire activity from 1970 to 2020.Our results found that all hot spots are located east of the crest of the Cascade Range.Our spatiotemporal analysis found that the geographic area wherein most of the state’s acres burned has shrunk considerably since 1970 and has become concentrated over the north-central portion of the state over time.This concentration of large wildfire activity in north-central Washington was previously unquantified and may provide important information for hazard mitigation efforts in that area.Our results highlight the advantages of using spatial statistical methods that could aid the development of natural hazard mitigation plans and risk reduction strategies by characterizing previous hazard occurrences spatially and spatiotemporally.Kevin Zerbe Chris Polit Stacey McClain Tim Cook 2022International Journal of Disaster Risk Science2022,13,1:0
17Practical Performance Expectations for Smart Packaging显示文摘Executive Summary There seema to be a common expectation among radio frequency identification(RFID) newcomers that putting an inexpensive,passive smart label on a box will create an accounting nirvana.Chris Cook Mark Brown 2007射频世界2007,,2:0
18伦敦塔码头餐厅显示文摘餐厅位于伦敦塔码头至泰晤士河沿岸的伦敦塔桥和伦敦塔的交叉处。伦敦塔被联合国教科文组织列为世界文化遗产,游客在这里能够将大伦敦议会大厦和贝尔法斯特号巡洋舰等景观尽收眼底。英国政府曾委任“历史皇家宫殿组织“对该地区进行新的发展规划。作为一家独立的慈善机构,该组织目前管理着伦敦塔、汉普顿宫、国宴厅、肯辛顿宫以及裘园等众多景观建筑。Tony Fretton Jim McKinney David Owen Chris Snow Daniel Buckley Guy Derwent Yuichi Hashimura Peter Cook 谢作标 2012现代装饰2012,,12:0
19Net zero emission goals demand worldwide cooperation显示文摘The serious threat of climate change has become a reality of daily life all over the world.There is no priority facing humans at present more urgent than climate change.The goal of achieving net zero emissions(NZEs)within a time frame short enough to avoid catastrophic changes can only be accomplished through worldwide cooperation.Shi Xue Dou Wei-Hong Lai Chris Cook 2023National Science Review2023,10,11:0
20泥浆录井技术新进展(一)显示文摘数十年来,地面采集的样品和计量结果为录井人员提供了洞察钻头端面条件的重要信息。通过录井采集的信息使作业者提前了解油藏潜力,甚至提前预防地层压力问题。而新型采样和分析技术,以及地面传感器设计和监测系统的进步,使录井科学正以新的面貌迈进21世纪。Peter Ablard Chris Bell David Cook Ivan Fornasier Jean-Pierre Poyet Kevin Fielding Laura Lawton George Haines Mark A. Herkommer Kevin Mc Carthy Maja Radakovic Lawrence Umar 2014国外测井技术2014,,2:0
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