Stories of Graphene and Scientists Who Make Them

讲座名称: Stories of Graphene and Scientists Who Make Them
讲座时间: 2011-06-09
讲座人: Prof. Yong P. Chen
形式:
校区: 兴庆校区
实践学分:
讲座内容: 报告题目:Stories of Graphene and Scientists Who Make Them 报告人员:Prof. Yong P. Chen, Purdue University 报告时间:6月9日(星期四)下午4:30 报告地点:中1-3113室 报告摘要: I will give a general-audience talk about graphene, one single layer of carbon atoms and the building block of other carbon materials including graphite, nanotubes and buckyballs. In the past few years, graphene has emerged as one of the most versatile and remarkable nanomaterials ever studied. Everyone can make graphene at home, by peeling off tiny graphene flakes from graphite using the simple “scotch tape” method (pioneered by Geim and Novoselov, who used it in 2004 to unlock the novel properties of graphene and were later awarded the Nobel physics prize in 2010). Nowadays, people can use chemical vapor deposition (CVD) to produce meter-scale graphene that is transferrable, flexible,transparent, highly-conducting, and one-atom thick. Such large-scale synthetic grapheme will facilitate a wide range of practical applications in electronics, renewable energy, sensing and material engineering. Examples include transistors for future computers and cell phones,transparent-flexible electronics and solar cells, protective coating to prevent material corrosion, and sensors to detect chemical pollution.At the end of the talk, I will also give a brief presentation of research opportunities forgraduate students in my group and at Purdue University, and answer students’ questions from regarding graduate study in US and career development in physics or nanoscience.
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