简介：新的任务又来了．整个部门要开始大干一场了。大家都兴高采烈地．只有曼迪一人愁眉不展。我问她怎么了，她叹了口气说：“Ihavetobird-dogthewholeproject．这下要熬通宵了。“什么？鸟和狗？这个项目里还有动物？又不是动物园，我可真是第一次听到啊。请问EC，bird·dog究竟是什么意思？

简介：据咨询服务提供商埃森哲公司的研究经理估算，目前亚马逊用45．44万个刀片服务器来支持弹性计算云（ElasticComputeCloud，EC2）产品，当然大多数ECz的终端用户很难清楚地知道他们所消费的服务的基础设施状况。

简介：Quartzcrystalmicrobalance(QCM)andcyclicvoltammetry(CV)wereusedtocharacterizethemonolayerofcytochromec(Cytc),whichwasadsorbedongoldfilmmodifiedwithalkanethiolmixedmonolayer.AdirectcomparisonofproteinsurfacecoveragescalculatedfromQCMandcyclicvoltammetricmeasurementsillustratesthattheratiooftheelectroactiveCytctothetotalsurface-confinedCytcis34%,whichsuggeststhattheorientationisamainfactoraffectingtheelectroactivityofCytc.Moreover,surfaceplasmonresonance(SPR)measurementcombinedwithCV'insitu'wasusedtoinvestigatetheconformationalchangeofCytcintheredoxprocess.Besides,Aunanoparticles(AuNPs)wereadsorbedonthesurfaceofCytc.TheresultindicatesthatAuNPspromoteelectrontransferbetweenCytcandthegoldelectrode,andSPRresultsuggestsAuNPsenhanceSPRsignal.