目的:使用文献计量学方法梳理与总结2001-2021年针刺领域相关系统评价/Meta分析(SRs/MAs)和临床实践指南(CPGs),并进行可视化分析,探索该领域的发展趋势和研究热点,以期为后续针刺领域相关研究提供参考。方法:计算机检索Web of Science(...目的:使用文献计量学方法梳理与总结2001-2021年针刺领域相关系统评价/Meta分析(SRs/MAs)和临床实践指南(CPGs),并进行可视化分析,探索该领域的发展趋势和研究热点,以期为后续针刺领域相关研究提供参考。方法:计算机检索Web of Science(WOS)核心合集2001-2021年针刺SRs/MAs和CPGs。由两名研究人员独立筛选文献后,使用VOSviewer、CiteSpaceV 5.8 R3和Excel2016软件,对纳入研究的国家/地区、机构、期刊、作者和关键词进行知识图谱可视化分析。结果:该研究共纳入852篇文献,其中系统评价846篇,临床实践指南6篇。系统评价由42个国家/地区的431个不同机构出版,其中中国机构发文量最多(484篇),发文量最多的机构为北京中医药大学和庆熙大学(各73篇);指南由3个国家/地区的4个机构发布。Ernst发表论文最多(42篇),Higgins是被引用次数最多的作者(423次)。大多数研究(108篇)发表在Evidence-Based Complementary and Alternative Medicine期刊上,而Cochrane Database of Systematic Reviews的共引次数最多(572次)。关键词聚类分析显示,目前研究主要集中在疼痛、抑郁、失眠、癌症和血管舒缩症状等。结论:与针刺相关的SR/MAs和CPGs的数量持续增加,这意味着该领域持续吸引着学者们的广泛关注。针刺的安全性、针刺对某种疾病的干预效果及其机制、针刺指南等均反映了研究热点,未来应该鼓励国家/地区及机构之间的合作,为研究热点开展更深层次的研究。展开更多
A kind of pollution known as electromagnetic interference(EMI),which results from ubiquitous usage of various electronic communication and military radar equipment,has been receiving increasing attention recently.Howe...A kind of pollution known as electromagnetic interference(EMI),which results from ubiquitous usage of various electronic communication and military radar equipment,has been receiving increasing attention recently.However,large-area EMI shielding on transparent and/or curved surfaces,including building windows,curved glass wall,and special requirements spaces(SRSs),remains hard to achieve.In this paper,a silver nanofiber(AgNF)based flexible and transparent EMI shielding film was successfully assembled via a room-temperature roll-to-roll production method.For transparent application scenario,AgNF with 89%transmittance in visible range and 1μm thickness shows~20 dB shielding efficiency(EMI SE).On the other hand,total shielding(>50 dB)is obtained when the thickness of AgNF increases to 10μm,while its transmittance in visible range remains higher than 75%.Considering the facile and scale-free production technology,this material can be readily applied in large-scale,transparent,and/or SRSs EMI shielding.展开更多
文摘目的:使用文献计量学方法梳理与总结2001-2021年针刺领域相关系统评价/Meta分析(SRs/MAs)和临床实践指南(CPGs),并进行可视化分析,探索该领域的发展趋势和研究热点,以期为后续针刺领域相关研究提供参考。方法:计算机检索Web of Science(WOS)核心合集2001-2021年针刺SRs/MAs和CPGs。由两名研究人员独立筛选文献后,使用VOSviewer、CiteSpaceV 5.8 R3和Excel2016软件,对纳入研究的国家/地区、机构、期刊、作者和关键词进行知识图谱可视化分析。结果:该研究共纳入852篇文献,其中系统评价846篇,临床实践指南6篇。系统评价由42个国家/地区的431个不同机构出版,其中中国机构发文量最多(484篇),发文量最多的机构为北京中医药大学和庆熙大学(各73篇);指南由3个国家/地区的4个机构发布。Ernst发表论文最多(42篇),Higgins是被引用次数最多的作者(423次)。大多数研究(108篇)发表在Evidence-Based Complementary and Alternative Medicine期刊上,而Cochrane Database of Systematic Reviews的共引次数最多(572次)。关键词聚类分析显示,目前研究主要集中在疼痛、抑郁、失眠、癌症和血管舒缩症状等。结论:与针刺相关的SR/MAs和CPGs的数量持续增加,这意味着该领域持续吸引着学者们的广泛关注。针刺的安全性、针刺对某种疾病的干预效果及其机制、针刺指南等均反映了研究热点,未来应该鼓励国家/地区及机构之间的合作,为研究热点开展更深层次的研究。
基金This study was supported by the National Basic Research of China(Grants 2015CB932500)National Natural Science Foundations of China(Grant 51661135025 and 51522207)+1 种基金BUPT Excellent Ph.D.Students Foundation(Grant GX2017205)State Key Laboratory of Information Photonics and Optical Communications(Beijing University of Posts and Telecommunications).
文摘A kind of pollution known as electromagnetic interference(EMI),which results from ubiquitous usage of various electronic communication and military radar equipment,has been receiving increasing attention recently.However,large-area EMI shielding on transparent and/or curved surfaces,including building windows,curved glass wall,and special requirements spaces(SRSs),remains hard to achieve.In this paper,a silver nanofiber(AgNF)based flexible and transparent EMI shielding film was successfully assembled via a room-temperature roll-to-roll production method.For transparent application scenario,AgNF with 89%transmittance in visible range and 1μm thickness shows~20 dB shielding efficiency(EMI SE).On the other hand,total shielding(>50 dB)is obtained when the thickness of AgNF increases to 10μm,while its transmittance in visible range remains higher than 75%.Considering the facile and scale-free production technology,this material can be readily applied in large-scale,transparent,and/or SRSs EMI shielding.
