美国近十年国家安全研究进展与启示——基于文献计量的可视化分析

Progress and Enlightenment of American National Security Research in the Past Ten Years:A Visual Analysis Based on Bibliometrics

[目的/意义]国家安全是一个国家生存、发展和繁荣的基本前提和保障。研究美国国家安全领域的研究动态,可为我国国家安全研究提供参考。[方法/过程]以Web of Science核心合集中2012-2022年美国国家安全领域6 622篇文献为研究对象,利用CiteSpace6.2.R2和VOSviewer文献计量软件,对作者/机构共现网络、关键词共现网络和关键词时间线等进行可视化分析,并进一步分析美国国家安全领域研究现状、热点主题和发展趋势。[结果/结论]美国国家安全研究领域文献发表量呈指数增长。食品安全、气候变化和物理层安全等是研究的热点,无线通信、物联网、智能电网和神经网络成为国家安全研究的前沿话题。

[Objective/Significance] National security is the basic prerequisite and guarantee for the survival,development and prosperity of a country.The research of the national security field of the United States can provide reference for the national security research of our country.[Method/Process] Based on the 6 622 literatures in the field of US national security from 2012 to 2022 collected in the core collection of Web of Science,the author/institution co-occurrence network,keyword co-occurrence network and keyword timeline were visualized and analyzed by using CiteSpace and VOSviewer bibliometric software.Moreover,the research status,hot topics and development trends in the field of US national security were revealed.[Results/Conclusions]The amount of literature published in the field of national security research in the United States has increased exponentially.Food safety,climate change,and physical layer security are research hotspots,while wireless communication,the Internet of Things,smart grid,and neural networks have become frontier topics in national security research.