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1、,A glimpse of the nano-word,School of electronic information engineering,nano-word:纳米世界,overview,The concept of the nanometernanowirenanogeneratornanorobot,nanowire:纳米线 nanogenerator:纳米发电机 nanorobot：纳米机器人,A nanometer is a unit of spatial measurement,it is commonly used in nanotechnology,the building
2、 of extremely small machines,spatial:空间的,Atomic force microscopy(AFM)or scanning force microscopy(SFM)is a very high-resolution type ofscanning probe microscopy,resolution:分辨率probe:探针,Ascanning electron microscope(SEM)is a type of electron microscopethat images a sample by scanning it with a beam of
3、 electronsin a raster pattern,raster:光栅,Three-dimensionally rendered STM image of manipulated Xe atoms on a Ni(110)surface spelling IBM.Each letter is 5nm from top to bottom.The STM was operated at liquid He temperatures.,The smallest advertisement,dimensionally:在幅度上 rendered:已渲染的 manipulate:操纵,SEMi
4、mage of Silicon nanowire made by using Silane as precursor and gold nanoparticle as catalyst,Silicon Nanowire,Over the last few decades,research interest in the study of nanomaterials and their applications has been increasing because these materialsoften demonstrate very different properties at the
5、 nanoscale level as compared to those at the macro level,silane:硅烷 catalyst:催化剂 nanomaterial:纳米材料 nanoscale:纳米范围 macro:巨大的,Nanogeneratoris anenergy harvesting device converting the external kinetic energy into an electrical energy based on the energy conversion by nano-structuredpiezoelectric materi
6、al,piezoelectric:压电的 kinetic:运动的,Dr Zhong Lin Wang of Georgia Universitys Nano Research Group developed the flexible jackets,which are fitted with wires plugged into a nanogenerator that produces energy when they are bent and stretched.In tests one hamster produced small amounts of AC power around one twentieth of the output of an AA battery,imagine going to thedoctorto get treatment for a persistent fever.Instead of giving you a pill or a shot,the doctor refers you to a special medical team which implants a tinyrobotinto your bloodstream,Thank you for listening,Time really flies,
