基于Web of Science(WoS)核心合集数据库和中国知网(CNKI),采用文献计量学方法和可视化分析软件揭示国内外重金属污染土壤修复材料研究领域近20年来的发展脉络、研究热点及发展方向。结果显示,相较于2001—2004年,2013—2016年和2017—2...基于Web of Science(WoS)核心合集数据库和中国知网(CNKI),采用文献计量学方法和可视化分析软件揭示国内外重金属污染土壤修复材料研究领域近20年来的发展脉络、研究热点及发展方向。结果显示,相较于2001—2004年,2013—2016年和2017—2020年重金属污染土壤修复材料研究领域发文量显著增加,增长率分别为1302%和2201%。我国在该领域研究起步较晚,但发展迅速。关键词热点分析显示,当前污染修复研究侧重于农田土壤修复治理,重金属镉、铅及钝化材料应用。关键词聚类分析显示,钝化材料筛选和应用是当前热点主题,其中钝化材料修复机理和效果评估是该主题的重点和难点。当前农田土壤重金属污染修复材料研究正处于快速发展时期,钝化材料的功能化改性及其在农田应用中的研究有望取得较好的修复成效,绿色无污染和安全可持续的修复材料研发和应用是当下及未来的研究热点。展开更多
The effects of magnetization on the phase composition,microstructure and thermoelectric transport properties of CoSb_(3)were studied systematically.The magnetic properties of CoSb_(3)material were also measured at roo...The effects of magnetization on the phase composition,microstructure and thermoelectric transport properties of CoSb_(3)were studied systematically.The magnetic properties of CoSb_(3)material were also measured at room temperature in order to confirm its magnetic category.The results of XRD and FESEM analysis indicated that the phase composition and microstructure of the CoSb_(3)were not affected by magnetization.The results of thermoelectric transport measurement showed that the electrical and thermal transport properties of materials were also not affected by magnetization.These results were mainly attributed to the diamagnetism of the CoSb_(3)material,which were consistent with the results of the magnetic properties measurement.This study is expected to provide a special research perspective for studying the effects of the external conditions on the structure and properties of thermoelectric materials.展开更多
文摘基于Web of Science(WoS)核心合集数据库和中国知网(CNKI),采用文献计量学方法和可视化分析软件揭示国内外重金属污染土壤修复材料研究领域近20年来的发展脉络、研究热点及发展方向。结果显示,相较于2001—2004年,2013—2016年和2017—2020年重金属污染土壤修复材料研究领域发文量显著增加,增长率分别为1302%和2201%。我国在该领域研究起步较晚,但发展迅速。关键词热点分析显示,当前污染修复研究侧重于农田土壤修复治理,重金属镉、铅及钝化材料应用。关键词聚类分析显示,钝化材料筛选和应用是当前热点主题,其中钝化材料修复机理和效果评估是该主题的重点和难点。当前农田土壤重金属污染修复材料研究正处于快速发展时期,钝化材料的功能化改性及其在农田应用中的研究有望取得较好的修复成效,绿色无污染和安全可持续的修复材料研发和应用是当下及未来的研究热点。
基金Funded by National Natural Science Foundation of China(No.51872006)High Level Doctoral Talent Program of Anhui University of Technology(No.DT17200008)。
文摘The effects of magnetization on the phase composition,microstructure and thermoelectric transport properties of CoSb_(3)were studied systematically.The magnetic properties of CoSb_(3)material were also measured at room temperature in order to confirm its magnetic category.The results of XRD and FESEM analysis indicated that the phase composition and microstructure of the CoSb_(3)were not affected by magnetization.The results of thermoelectric transport measurement showed that the electrical and thermal transport properties of materials were also not affected by magnetization.These results were mainly attributed to the diamagnetism of the CoSb_(3)material,which were consistent with the results of the magnetic properties measurement.This study is expected to provide a special research perspective for studying the effects of the external conditions on the structure and properties of thermoelectric materials.
