纳米低温保护剂导热机理分析  

THE ANALYSIS ON THERMAL CONDUCTIVITY MECHANISM OF NANO-CRYOPROTECTANT

作　　者：徐海峰[1] 郝保同[1] 刘宝林[1] 高志新[1] 

机构地区：[1]上海理工大学生物系统热科学研究所,上海200093

出　　处：《低温物理学报》2011年第3期227-231,共5页Low Temperature Physical Letters

基　　金：国家自然科学基金(批准号:50776060);教育部新世纪优秀人才计划基金(批准号:07-0559);上海市东方学者计划资助的课题~~

摘　　要：纳米低温保护剂溶液比传统的低温保护剂溶液具有更好的导热性能,纳米微粒能够显著提高低温保护剂溶液的降温速率.本文探讨了纳米低温保护剂溶液导热性能的影响因素,提出了纳米低温保护剂导热模型,并通过与实验测得的数据进行了比对分析,结果表明所提出的模型是合理的.Nano-cryoprotectant solution has better thermal conductivity than conventional cryoprotectant solution,the solution cooling rate is improved significantly by nanoparticles.In this paper the influence factors of the thermal conductivity of nano-cryoprotectant solution is discussed.A model about the thermal conductivity of nano-cryoprotectant solution is presented,and analysised by comparing the theoretical data from the model with experimental data,the results showed that the proposed model is reasonable.

关 键 词：纳米微粒 低温保护剂 导热系数 

分 类 号：TB383.1[一般工业技术—材料科学与工程]