核反应堆用碳化硼材料研究进展

来源 :中国颗粒学会超微颗粒专委会2013年年会暨第八届海峡两岸超微颗粒学术研讨会 | 被引量 : 0次 | 上传用户:ailynn
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
碳化硼具有较高的中子吸收能力,其中子俘获截面高,吸收能谱宽,没有二次辐射污染,而且耐腐蚀,热稳定性好,因此,在核反应堆中得到了广泛的应用.据统计,目前世界上运行的反应堆中,约有50%使用了碳化硼做控制和屏蔽材料,堆型涵盖了压水堆、沸水堆、石墨堆、重水堆,快中子堆、低温核供热堆和高温气冷堆等各种核反应堆.
其他文献
Bulk graphene based and other sp2 carbon materials prepared using different methods and with many exceptional properties have been studied for various green ene
会议
In order to increase the energy density of supercapacitors (SCs), numerous attempts are focused on developing high-capacity electrode materials and high-voltage
会议
  In order to make full utilization of the high intrinsic surface area of graphene, recently, we have exploited porous graphene materials including graphene n
会议
Both natural graphite and artificial graphite spheres were used as anode materials since lithium ion battery was commercialized, because they possessed good con
会议
1 微电网概述2 国内外微电网试点情况分析3 微电网研究热点4 微电网应用案例5 微电网技术标准体系分布式电源与微电网[我国新能源开发的格局]·在输电网侧:新能源接入以大规
会议
本报告介绍由碳纳米管自组装形成的多种宏观结构,包括定向阵列、多孔海绵、蛛网状薄膜和螺旋纺丝等.其中,碳纳米管薄膜和纺丝具有良好的机械强度、柔性和导电性,可用作许多能
会议
  Graphene-based hybrid materials are highly attractive for various applications, particularly as electrode for energy storage devices.However, for developing
The direct conversion of sunlight into chemical energy in the form of H2 is one of the Holy Grails of twenty-first century chemistry.1 Recently, developing semi
会议
提高锂离子电池能量密度是当前电池技术研发的热点.目前广泛接受的技术路线是采用高容量的纳米硅负极,高电压尖晶石正极材料、高容量富锂富镍正极材料或富锂富锰正极材料,这
会议
Nanostructure arrays, offering uniformed size, ordered structure, lower agglomeration and good connection with the substrate, have been proved as advanced and e
会议