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放射性核素在花岗岩上的吸附行为
  • ISSN号：0253-9950
  • 期刊名称：《核化学与放射化学》
  • 时间：0
  • 分类：X771P589
  • 作者机构：[1]兰州大学核科学与技术学院放射化学与核环境研究所, [2]环境保护部核与辐射安全中心
  • 相关基金：国家自然科学基金资助项目(21327801,J1210001,21301083,21101083,91226113);核设施退役和放射性废物治理科研专项基金(科工计[2012]494号)
作者： 侯作贤[1], 靳强[1], 叶远虑[2], 史克亮[1], 郭治军[1], 吴王锁[1]
关键词： 花岗岩, 放射性核素, 吸附行为, 光谱表征技术, 吸附机理
中文摘要：

综述了放射性核素在花岗岩上吸附作用的研究现状和进展。相关研究表明:(1)花岗岩的物化性质(包括形貌、化学组成及表面酸碱特性)对放射性核素的吸附有一定的影响;(2)放射性核素在花岗岩表面的吸附速率普遍较快,吸附可在较短时间内完成;(3)各种环境因素如pH值、离子强度、温度、地下水中的主要离子、天然有机质、低氧条件等对放射性核素在花岗岩表面吸附的影响因吸附质离子不同而变化各异;(4)建立在基本吸附数据基础上的表面配位模型可以用于间接探讨相应的吸附机理,拓展了研究核素迁移的思路;(5)采用先进光谱表征技术如XPS可对放射性核素在花岗岩上的吸附机理进行分子或原子水平上的论证。

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期刊信息
  • 《核化学与放射化学》
  • 北大核心期刊（2011版）
  • 主管单位:中国核工业集团公司
  • 主办单位:中国核学会核化学与放射化学学会
  • 主编：王祥云
  • 地址：中国原子能科学研究院北京275信箱65分箱
  • 邮编：102413
  • 邮箱：hhx@ciae.ac.cn
  • 电话：010-69358025
  • 国际标准刊号：ISSN：0253-9950
  • 国内统一刊号：ISSN：11-2045/TL
  • 邮发代号:82-162
  • 获奖情况:
  • 国内外数据库收录:
  • 美国化学文摘（网络版）,荷兰文摘与引文数据库,日本日本科学技术振兴机构数据库,中国北大核心期刊（2004版）,中国北大核心期刊（2008版）,中国北大核心期刊（2011版）,中国北大核心期刊（2014版）,中国北大核心期刊（2000版）
  • 被引量:2385