Liquid metals offer liquid-like fluidity and excellent conductivity at readily accessible temperatures[1].These futuristic metallic liquids have enabled kaleidoscopic applications,among which there are high performanc...Liquid metals offer liquid-like fluidity and excellent conductivity at readily accessible temperatures[1].These futuristic metallic liquids have enabled kaleidoscopic applications,among which there are high performance electronic devices and thermal systems built with liquid metals[2-5].The fluidity(or conformability)and conductivity are arguably the most widely recognized and utilized traits of liquid metals,in particular for energybased applications.展开更多
Removing high-risk and persistent contaminants from water is challenging,because they typically exist at low concentrations in complex water matrices.Electrified flow-through technologies are viable to overcome the li...Removing high-risk and persistent contaminants from water is challenging,because they typically exist at low concentrations in complex water matrices.Electrified flow-through technologies are viable to overcome the limitations induced by mass transport for efficient contaminant removal.Modifying the local environment of the flow-through electrodes offers opportunities to further improve the reaction kinetics and selectivity for achieving near-complete removal of these contaminants from water.Here,we present state-of-the-art local environment modification approaches that can be incorporated into electrified flow-through technologies to intensify water treatment.We first show methods of nanospace incorporation,local geometry adjustment,and microporous structure optimization that can induce spatial confinement,enhanced local electric field,and microperiodic vortex,respectively,for local environment modification.We then discuss why local environment modification can complement the flow-through electrodes for improving the reaction rate and selectivity.Finally,we outline appropriate scenarios of intensifying electrified flow-through technologies through local environment modification for fit-for-purpose water treatment applications.展开更多
基金supported by the National Natural Science Foundation of China(Grant Nos.523011933and 91748206)the China Postdoctoral Science Foundation(No.2021M691707)the Australian Research Council Discovery Early Career ResearcherAward(No.DE220100816).
文摘Liquid metals offer liquid-like fluidity and excellent conductivity at readily accessible temperatures[1].These futuristic metallic liquids have enabled kaleidoscopic applications,among which there are high performance electronic devices and thermal systems built with liquid metals[2-5].The fluidity(or conformability)and conductivity are arguably the most widely recognized and utilized traits of liquid metals,in particular for energybased applications.
文摘Removing high-risk and persistent contaminants from water is challenging,because they typically exist at low concentrations in complex water matrices.Electrified flow-through technologies are viable to overcome the limitations induced by mass transport for efficient contaminant removal.Modifying the local environment of the flow-through electrodes offers opportunities to further improve the reaction kinetics and selectivity for achieving near-complete removal of these contaminants from water.Here,we present state-of-the-art local environment modification approaches that can be incorporated into electrified flow-through technologies to intensify water treatment.We first show methods of nanospace incorporation,local geometry adjustment,and microporous structure optimization that can induce spatial confinement,enhanced local electric field,and microperiodic vortex,respectively,for local environment modification.We then discuss why local environment modification can complement the flow-through electrodes for improving the reaction rate and selectivity.Finally,we outline appropriate scenarios of intensifying electrified flow-through technologies through local environment modification for fit-for-purpose water treatment applications.
