Liquid metal-enabled energy generators(LMEGs) have emerged as promising technology for self-powered bioelectronics,offering an efficient solution to the challenges of power consumption in soft electronics.This review ...Liquid metal-enabled energy generators(LMEGs) have emerged as promising technology for self-powered bioelectronics,offering an efficient solution to the challenges of power consumption in soft electronics.This review provides a comprehensive overview of the properties and process of liquid metals(LMs),focusing on their use in soft bioelectronics.We then discuss various types of LMEGs,including triboelectric nanogenerators(TENGs),piezoelectric nanogenerators(PENGs),electromagnetic generators(EMGs),hydro voltaic generators(HEGs),thermoelectric generators(TEGs),and photovoltaic electric generators(PEGs),highlighting their recent research advancements.The unique properties of LMEGs make them ideal for integrating energy harvesting or self-powered sensing components into bioelectronics.Next,we provide a comprehensive summary of recent applications of LMEGs in wearable power sources,self-powered smart sensing,and biomedical devices.Finally,we outline future research directions,emphasizing the active roles and low-temperature operation of LMEGs,the broader adoption of self-healing capabilities,the advancement of functionalized LM-polymer composites,and system-level integration for practical applications.展开更多
Optical encryption technologies based on room-temperature light-emitting materials are of considerable interest.Herein,we present three-dimensional(3D)printable dual-light-emitting materials for high-performance optic...Optical encryption technologies based on room-temperature light-emitting materials are of considerable interest.Herein,we present three-dimensional(3D)printable dual-light-emitting materials for high-performance optical pattern encryption.These are based on fluorescent perovskite nanocrystals(NCs)embedded in metal-organic frameworks(MOFs)designed for phosphorescent host-vip interactions.Notably,perovskite-containing MOFs emit a highly efficient blue phosphorescence,and perovskite NCs embedded in the MOFs emit characteristic green or red fluorescence under ultraviolet(UV)irradiation.Such dual-light-emitting MOFs with independent fluorescence and phosphorescence emissions are employed in pochoir pattern encryption,wherein actual information with transient phosphorescence is efficiently concealed behind fake information with fluorescence under UV exposure.Moreover,a 3D cubic skeleton is developed with the dual-light-emitting MOF powder dispersed in 3D-printable polymer filaments for 3D dual-pattern encryption.This article outlines a universal principle for developing MOF-based room-temperature multi-light-emitting materials and a strategy for multidimensional information encryption with enhanced capacity and security.展开更多
基金financially supported by the Nano&Material Technology Development Program through the National Research Foundation of Korea(NRF),the Ministry of Science and ICT(Nos.RS 2024-00451891,RS 2024-00468995,and RS 2024-00416938)the National R&D Program through the National Research Foundation of Korea(NRF)the Ministry of Science and ICT(No.2021M3H4A1A03047331)+3 种基金the National Research Foundation of Korea(NRF),the Korean Government(MEST)(No.RS-2023-00208577)the Creative Materials Discovery Program and Pioneer Research Center Program through the National Research Foundation of Korea(NRF),the Ministry of Science,ICT&Future Planning(NRF-2022M3C1A3081211)the Open Resource Research Program of the Korea Institute of Science and Technology(No.2E32961)the project“Development of Technology for the Separation and Quality Control of Fishery By-Products by Specific Parts(No.RS-2025-02263222)”of the Ministry of Oceans and Fisheries in Republic of Korea
文摘Liquid metal-enabled energy generators(LMEGs) have emerged as promising technology for self-powered bioelectronics,offering an efficient solution to the challenges of power consumption in soft electronics.This review provides a comprehensive overview of the properties and process of liquid metals(LMs),focusing on their use in soft bioelectronics.We then discuss various types of LMEGs,including triboelectric nanogenerators(TENGs),piezoelectric nanogenerators(PENGs),electromagnetic generators(EMGs),hydro voltaic generators(HEGs),thermoelectric generators(TEGs),and photovoltaic electric generators(PEGs),highlighting their recent research advancements.The unique properties of LMEGs make them ideal for integrating energy harvesting or self-powered sensing components into bioelectronics.Next,we provide a comprehensive summary of recent applications of LMEGs in wearable power sources,self-powered smart sensing,and biomedical devices.Finally,we outline future research directions,emphasizing the active roles and low-temperature operation of LMEGs,the broader adoption of self-healing capabilities,the advancement of functionalized LM-polymer composites,and system-level integration for practical applications.
基金supported by the Creative Materials Discovery Program and the Pioneer Research Center Program through the National Research Foundation of Korea(NRF)funded by the Ministry of Science,ICT&Future Planning(2018M3D1A1058536 and NRF-2022M3C1A3081211)supported by a grant from the National Research Foundation of Korea(NRF)funded by the Korean government(MEST)(No.RS-2023-00208577)+1 种基金supported by National R&D Program through the National Research Foundation of Korea funded by the Ministry of Science and ICT(2021M3H4A1A03047331)supported by the Open Resource Research Program of the Korea Institute of Science and Technology(2E31551).
文摘Optical encryption technologies based on room-temperature light-emitting materials are of considerable interest.Herein,we present three-dimensional(3D)printable dual-light-emitting materials for high-performance optical pattern encryption.These are based on fluorescent perovskite nanocrystals(NCs)embedded in metal-organic frameworks(MOFs)designed for phosphorescent host-vip interactions.Notably,perovskite-containing MOFs emit a highly efficient blue phosphorescence,and perovskite NCs embedded in the MOFs emit characteristic green or red fluorescence under ultraviolet(UV)irradiation.Such dual-light-emitting MOFs with independent fluorescence and phosphorescence emissions are employed in pochoir pattern encryption,wherein actual information with transient phosphorescence is efficiently concealed behind fake information with fluorescence under UV exposure.Moreover,a 3D cubic skeleton is developed with the dual-light-emitting MOF powder dispersed in 3D-printable polymer filaments for 3D dual-pattern encryption.This article outlines a universal principle for developing MOF-based room-temperature multi-light-emitting materials and a strategy for multidimensional information encryption with enhanced capacity and security.
