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简介：

简介：最近，陈和他的队在为太阳能的使用的新日光反射装置的理论、实际的学习是活跃的。这个工作在很少进步的许多年以后在日光反射装置的区域代表第一革新。技术的追踪和集中光学原则的数学发展，和实际实现和示范，两个都是这个领域里的很有趣的进展。许多应用程序为象太阳的电和太阳的工业进程热的产生那样的这种技术是可能的。

简介：AdualSshapedmicrostripantennawitharealisticfeedisproposedforgenerationoftiltedbeamradiationpatternpertainingforbeamsteeringapplications.Toachievethis,fourfeedingpointsarelocatedatadistanceof5.6mmfromtheantennacentre.Thesefeedingpointswhenexcitedonebyonegeneratefourtiltedbeamsinfourdifferentspacequadrants,thusyieldingabeamsteerableantenna.Importantly,sincetheproposedantennaissymmetricalinthestructure,allthefourtiltedbeamshavethesameradiationpatterncharacteristics.Afurtherenhancementoftheantennabandwidthisalsoachievedusing100-μmcapacitivecouplingbetweenthefeedandtheantennastrip.

简介：SimWallisauser-friendly,stereotileddisplaywallsystemcomposedof18commodityprojectorsoperatedbyaLinuxgraphicscluster.Collaboratingtogether,theseprojectorsworkasasinglelogicaldisplaycapableofgivingahigh-resolutionshow,large-scale,andpassivestereoscene.Inordertoavoidtedioussystemsetupandmaintenance,software-basedautomaticgeometryandphotometriccalibrationareused.Thesoftwarecalibrationisintegratedtothesystemseamlesslybyanon-cardtransformmethodandistransparenttousers.Toend-users,SimWallworksjustasacommonPC,butprovidessupercomputing,renderinganddisplayingability.Inaddition,SimWallhasstereoscopicfunctionthatgivesusersasemi-immersiveexperienceinpolarizedpassiveway.Thispaperpresentssystemarchitecture,implementation,andothertechnicalissuessuchashardwareconstraints,projectorsalignment,geometryandphotometriccalibration,implementationofpassivestereo,anddevelopmentofoverallsoft-wareenvironment.

简介：TheCMSCollaborationof2000scientistsinvolves150institutionsfrom31nationsspreadallovertheworld.CMSsoftwaresystemintegrationandreleasemanagementisperformedatCERN.CodemanagementisbasedonCVS,withreadorwriteaccesstotherepositoryviaaCVSserver,Softwareconfiguration,releasemanagementtools(SCRAM)arebeingdevelopedatCERN.Softwarereleasesarethendistributedtoregionalcenters,wherethesoftwareisusedbyalocalcommunityforawidevarietyoftasks,suchassoftwaredevelopmentdetectorsimulationandreconstructionandphysicsanalysis.Dependingonspecificapplication,thesystemenvironmentandlocalhardwarerequirements,differentapproachesandtoolsareusedfortheCMSsoftwareinstallationatdifferentplaces.Thispresentationdescribesconceptsandreactialsolutionsforavarietyofwaysofsoftwaredistribution,withanemphasisontheCMSexperienceatFermilab,Installationandusageofdifferentmodelsusedfortheproductionfarm,forcodedevelopmentandforphysicsanalysisaredescribed.

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