Gas transport under confinement exhibits a plethora of physical and chemical phenomena that differ from those observed in bulk media,owing to the deviations of continuum description at the molecular level.In biologica...Gas transport under confinement exhibits a plethora of physical and chemical phenomena that differ from those observed in bulk media,owing to the deviations of continuum description at the molecular level.In biological systems,gas channels play indispen-sable roles in various physiological functions by regulating gas transport across cell membranes.Therefore,investigating gas trans-port under such confinement is crucial for comprehending cellular physiological activities.Moreover,leveraging these underlying mechanisms can enable the construction of bioinspired artificial nanofluidic devices with tailored gas transport properties akin to those found in biological channels.This review provides a comprehensive summary of confined gas transport mechanisms,focusing on the unique effects arising from nanoconfinement.Additionally,we categorize nanoconfinement spaces based on dimensionality to elucidate their control over gas transport beha-vior.Finally,we highlight the potential of bioinspired smart gas membranes that mimic precise modulation of transportation observed in organisms.To conclude,we present a concise outlook on the challenges and opportunities in this rapidly expanding field.展开更多
Transport of ions and water is essential for diverse physiological activities and industrial applications.As the dimension approaches nano and even angstrom scale,ions and water exhibit anomalous behaviors that differ...Transport of ions and water is essential for diverse physiological activities and industrial applications.As the dimension approaches nano and even angstrom scale,ions and water exhibit anomalous behaviors that differ significantly from the bulk.One of the key reasons for these distinctive behaviors is the prominent influence of surface effects and related transport properties occurring at the interface under such(sub)nanoconfinement.Therefore,exploring nanofluidic transport at the interfaces could not only contribute to unraveling the intriguing ion and water transport behaviors but also facilitate the development of nanofluidic devices with tunable mass transport for practical applications.In this review,we focus on three crucial interfaces governing ion and water transport,namely liquid–gas interface,liquid–solid interface,and liquid–liquid interface,with emphasis on elucidating their intricate interfacial structures and critical roles for nanofluidic transport phenomena.Additionally,potential applications associated with liquid–gas,liquid–solid,and liquid–liquid interfaces are also discussed.Finally,we present a perspective on the pivotal roles of interfaces on nanofluidics,as well as challenges in this advancing field.展开更多
基金the support from the grants of the National Natural Science Foundation of China(NSFC)[Grant No.62274004 and T2188101].
文摘Gas transport under confinement exhibits a plethora of physical and chemical phenomena that differ from those observed in bulk media,owing to the deviations of continuum description at the molecular level.In biological systems,gas channels play indispen-sable roles in various physiological functions by regulating gas transport across cell membranes.Therefore,investigating gas trans-port under such confinement is crucial for comprehending cellular physiological activities.Moreover,leveraging these underlying mechanisms can enable the construction of bioinspired artificial nanofluidic devices with tailored gas transport properties akin to those found in biological channels.This review provides a comprehensive summary of confined gas transport mechanisms,focusing on the unique effects arising from nanoconfinement.Additionally,we categorize nanoconfinement spaces based on dimensionality to elucidate their control over gas transport beha-vior.Finally,we highlight the potential of bioinspired smart gas membranes that mimic precise modulation of transportation observed in organisms.To conclude,we present a concise outlook on the challenges and opportunities in this rapidly expanding field.
基金the support from the grants of the National Natural Science Foundation of China(NSFC No.62274004,No.62004004,and T2188101).
文摘Transport of ions and water is essential for diverse physiological activities and industrial applications.As the dimension approaches nano and even angstrom scale,ions and water exhibit anomalous behaviors that differ significantly from the bulk.One of the key reasons for these distinctive behaviors is the prominent influence of surface effects and related transport properties occurring at the interface under such(sub)nanoconfinement.Therefore,exploring nanofluidic transport at the interfaces could not only contribute to unraveling the intriguing ion and water transport behaviors but also facilitate the development of nanofluidic devices with tunable mass transport for practical applications.In this review,we focus on three crucial interfaces governing ion and water transport,namely liquid–gas interface,liquid–solid interface,and liquid–liquid interface,with emphasis on elucidating their intricate interfacial structures and critical roles for nanofluidic transport phenomena.Additionally,potential applications associated with liquid–gas,liquid–solid,and liquid–liquid interfaces are also discussed.Finally,we present a perspective on the pivotal roles of interfaces on nanofluidics,as well as challenges in this advancing field.
