目的:设计基于无线局域网鉴别和保密基础结构(wireless LAN authentication and privacy infrastructure,WAPI)可信物联网的战备物资智能管理系统,以解决野战医疗队战备物资管理中存在的无线网络安全性低、人工管理效率低及准确率差、...目的:设计基于无线局域网鉴别和保密基础结构(wireless LAN authentication and privacy infrastructure,WAPI)可信物联网的战备物资智能管理系统,以解决野战医疗队战备物资管理中存在的无线网络安全性低、人工管理效率低及准确率差、药品效期管理难、器材使用溯源差、平战转换难等问题。方法:采用无线局域网标准、WAPI安全协议和IPSec加密等技术实现战备物资库及野战医疗队的可信物联网部署,采用军用4G/5G技术实现数据远程传输,采用.NET平台、Android Studio平台、C#语言、Java语言和开源Zxing二维码识别库开发系统。整个系统主要由仓储作业管理、移动作业、数字标识及平战转换4个功能模块组成。结果:该系统成功应用于日常战备物资管理和部队演习演训任务中,有效提高了战备物资管理的效率与质量。结论:该系统实现了战备物资管理自动化、药品效期预警智能化、器材使用可溯化、平战转换一键化,为战备物资库与野战医疗队提供了一种新型的战备物资智能管理方式。展开更多
Ultraviolet(UV)visualization has extensive applications in military and civil fields such as security monitoring,space communication,and wearable equipment for health monitoring in the internet of things(IoT).Due to t...Ultraviolet(UV)visualization has extensive applications in military and civil fields such as security monitoring,space communication,and wearable equipment for health monitoring in the internet of things(IoT).Due to their remarkable optoelectronic features,perovskite materials are regarded as promising candidates for UV light detecting and imaging.Herein,we report for the first time the excitationdependent perovskite/polymer films with dynamically tunable fluorescence ranging from green to magenta by changing the UV excitation from 260 to 380 nm.And they still render dynamic multicolor UV light imaging with different polymer matrixes,halogen ratios,and cations of perovskite materials.The mechanism of its fluorescence change is related to the chloride vacancies in perovskite materials.A patterned multi-color ultraviolet visualization pad is also demonstrated for visible conversion of the UV region.This technique may provide a universal strategy for information securities,UV visualizations,and dynamic multi-color displays in the IoT.展开更多
文摘目的:设计基于无线局域网鉴别和保密基础结构(wireless LAN authentication and privacy infrastructure,WAPI)可信物联网的战备物资智能管理系统,以解决野战医疗队战备物资管理中存在的无线网络安全性低、人工管理效率低及准确率差、药品效期管理难、器材使用溯源差、平战转换难等问题。方法:采用无线局域网标准、WAPI安全协议和IPSec加密等技术实现战备物资库及野战医疗队的可信物联网部署,采用军用4G/5G技术实现数据远程传输,采用.NET平台、Android Studio平台、C#语言、Java语言和开源Zxing二维码识别库开发系统。整个系统主要由仓储作业管理、移动作业、数字标识及平战转换4个功能模块组成。结果:该系统成功应用于日常战备物资管理和部队演习演训任务中,有效提高了战备物资管理的效率与质量。结论:该系统实现了战备物资管理自动化、药品效期预警智能化、器材使用可溯化、平战转换一键化,为战备物资库与野战医疗队提供了一种新型的战备物资智能管理方式。
基金supported by the National Natural Science Foundation of China(52125205,11974317,11674290,U20A20166,U1704138,52192614,61805015,and 61804011)the National Key R&D Program of China(2021YFB3200302 and 2021YFB3200304)+5 种基金Natural Science Foundation of Beijing Municipality(Z180011 and 2222088)Shenzhen Science and Technology Program(KQTD20170810105439418)the Fundamental Research Funds for the Central UniversitiesHenan Science Fund for Distinguished Young Scholars(212300410020)Key Project of Henan Higher Education(21A140001)the Zhengzhou University Physics Discipline Improvement Program。
文摘Ultraviolet(UV)visualization has extensive applications in military and civil fields such as security monitoring,space communication,and wearable equipment for health monitoring in the internet of things(IoT).Due to their remarkable optoelectronic features,perovskite materials are regarded as promising candidates for UV light detecting and imaging.Herein,we report for the first time the excitationdependent perovskite/polymer films with dynamically tunable fluorescence ranging from green to magenta by changing the UV excitation from 260 to 380 nm.And they still render dynamic multicolor UV light imaging with different polymer matrixes,halogen ratios,and cations of perovskite materials.The mechanism of its fluorescence change is related to the chloride vacancies in perovskite materials.A patterned multi-color ultraviolet visualization pad is also demonstrated for visible conversion of the UV region.This technique may provide a universal strategy for information securities,UV visualizations,and dynamic multi-color displays in the IoT.
