The synthesis of vertical ReS2 nanowalls on 3D graphene foam (V-ReS2/3DGF) is demonstrated by a chemical vapor deposition route. nanowall structure leads to an effective exposure active sites and enhances the lithium interaction with all layers. When serving as anode material for lithium-ion batteries, V-ReS2/3DGF composite demonstrates excellent cycling stability at high-current-density. As service our authors readers, this journal provides supporting information supplied authors. Such...

Abstract Considering the ever‐growing climatic degeneration, sustainable and renewable energy sources are needed to be effectively integrated into grid through large‐scale electrochemical storage conversion (EESC) technologies. With regard their competent benefit in cost supply of resource, room‐temperature sodium‐ion batteries (SIBs) have shown great promise EESC, triumphing over other battery systems on market. As one most fascinating cathode materials due simple synthesis process, large...

Safety concerns are impeding the applications of lithium metal batteries. Flame-retardant electrolytes, such as organic phosphates electrolytes (OPEs), could intrinsically eliminate fire hazards and improve battery safety. However, OPEs show poor compatibility with Li though exact reason has yet to be identified. Here, plating process in Li/OPEs interface chemistry were investigated through ex situ techniques, cause for this incompatibility was revealed highly resistive inhomogeneous...

Garnet-type electrolytes suffer from unstable chemistry against air exposure, which generates contaminants on electrolyte surface and accounts for poor interfacial contact with the Li metal. Thermal treatment of garnet at >700 °C could remove contaminants, yet it regenerates in air, aggravates dendrite issue as more electron-conducting defective sites are exposed. In a departure removal approach, here we report new that converts into fluorinated interface moderate temperature <180 °C. The...

The key issue holding back the application of solid polymeric electrolytes in high-energy density lithium metal batteries is contradictory requirements high ion conductivity and mechanical stability. In this work, self-healable (SHSPEs) with rigid-flexible backbones are synthesized by a facile condensation polymerization approach. all-solid Li full based on SHSPEs possess freely bending flexibility stable cycling performance as result more disciplined plating/stripping, which have great...

Abstract Rechargeable Li‐metal batteries (RLBs) can boost energy yet possess poor cycle stability and safety concerns when utilizing carbonate electrolytes. Countless effort has been invested in researching developing electrolytes for RLBs to obtain stable safe batteries. However, only few existing meet the requirements practical RLBs. In this perspective, challenges of organic liquid application are summarized, proposed. This perspective briefly reviews recent achievements (liquid‐...

Abstract Rechargeable lithium–metal batteries with a cell‐level specific energy of &gt;400 Wh kg −1 are highly desired for next‐generation storage applications, yet the research has been retarded by poor electrolyte–electrode compatibility and rigorous safety concerns. We demonstrate that simply formulating composition conventional electrolytes, hybrid electrolyte was constructed to ensure high (electro)chemical thermal stability both Li‐metal anode nickel‐rich layered oxide cathodes. By...

Micron-sized Si anode promises a much higher theoretical capacity than the traditional graphite and more attractive application prospect compared to its nanoscale counterpart. However, severe volume expansion during lithiation requires solid electrolyte interphase (SEI) with reinforced mechanical stability. Here, we propose solvent-induced selective dissolution strategy in situ regulate properties of SEI. By introducing high-donor-number solvent, gamma-butyrolactone, into conventional...

Anode-free rechargeable sodium batteries represent one of the ultimate choices for 'beyond-lithium' electrochemical storage technology with high energy. Operated based on sole use active Na ions from cathode, anode-free battery is usually reported quite a limited cycle life due to unstable electrolyte chemistry that hinders efficient plating/stripping at anode and high-voltage operation layered oxide cathode. A rational design toward improving its compatibility electrodes key realize...

The uncontrollable dendrite growth and unstable solid electrolyte interphase have long plagued the practical application of Li metal batteries. Herein, a dual-layered artificial LiF/LiBO-Ag is demonstrated that simultaneously reconfigured via an electrochemical process to stabilize lithium anode. This consists heterogeneous LiF/LiBO glassy top layer with ultrafast Li-ion conductivity lithiophilic Li-Ag alloy bottom layer, which synergistically regulates dendrite-free deposition, even at high...

The high-capacity advantage of lithium metal anode was compromised by common use copper as the collector. Furthermore, pulverization associated with “dead” Li accumulation and electrode cracking deteriorates long-term cyclability batteries, especially under realistic test conditions. Here, we report an ultralight, integrated polyimide-Ag/Li dual anti-pulverization functionality. silver layer initially chemically bonded to polyimide surface then spontaneously diffused in solid solution...

Abstract Photodynamic therapy (PDT) has been approved for clinic. However, powerless efficiency deep hypoxic tumor remains an enormous challenge PDT. Herein, a hypoxia‐sensitive nanotherapeutic system (FTCD‐SRGD) based on fullerene (C 70 ) and anoxic activating chemical prodrug tirapazamine (TPZ) is rationally designed multimodal of tumors. To enhance the accumulation achieve specific drug release in tumor, FTCD‐SRGD modified with cyclo(Arg‐Gly‐Asp‐d‐Phe‐Lys) (cRGDfK) peptide disulfide...

Abstract Solid polymer electrolytes (SPEs) are promising candidates for developing high‐energy‐density Li metal batteries due to their flexible processability. However, the low mechanical strength as well inferior interfacial regulation of ions between SPEs and anode limit suppress ion dendrites destabilize anode. To meet these challenges, engineering aiming homogenize distribution + /electron accompanied with enhanced by Mg 3 N 2 layer decorating polyethylene oxide is demonstrated. The...

In Li-ion batteries, functional cosolvents could significantly improve the specific performance of electrolyte, for example, flame retardancy. case cosolvent shows strong Li+-coordinating ability, it adversely influence electrochemical Li+-intercalation reaction electrode. this work, a noncoordinating was proposed to enrich functionality electrolyte while avoiding interference with Li storage process. Hexafluorocyclotriphosphazene, an efficient flame-retardant agent proper physicochemical...

In overcoming the Li+ desolvation barrier for low-temperature battery operation, a weakly-solvated electrolyte based on carboxylate solvent has shown promises. case of an organic-anion-enriched primary solvation sheath (PSS), we found that tends to form highly swollen, unstable solid interphase (SEI) shows high permeability components, accounting quickly declined electrochemical performance graphite-based anode. Here proposed facile strategy tune swelling property SEI by introducing...

Ether solvents with superior reductive stability promise excellent interphasial high-capacity anodes while the limited oxidative resistance hinders their high-voltage operation. Extending intrinsic electrochemical of ether-based electrolytes to construct stable-cycling high-energy-density lithium-ion batteries is challenging but rewarding. Herein, anion-solvent interactions were concerned as key point optimize anodic and an optimized interphase was realized on both pure-SiOx LiNi0.8 Mn0.1...

Solid-state lithium-sulfur batteries have shown prospects as safe, high-energy electrochemical storage technology for powering regional electrified transportation. Owing to limited ion mobility in crystalline polymer electrolytes, the battery is incapable of operating at subzero temperature. Addition liquid plasticizer into electrolyte improves Li-ion conductivity yet sacrifices mechanical strength and interfacial stability with both electrodes. In this work, we showed that by introducing a...

Abstract Lithium metal is the ultimate anode material for pursuing increased energy density of rechargeable batteries. However, fatal dendrites growth and huge volume change seriously hinder practical application lithium batteries (LMBs). In this work, a host that preinstalled CoSe nanoparticles on vertical carbon vascular tissues (VCVT/CoSe) designed fabricated to resolve these issues, which provides sufficient Li plating space with robust framework, enabling dendrite‐free deposition. Their...

Lithium metal batteries (LMBs) with high energy density show substantial promise as advanced electrochemical storage solutions, although they encounter persistent challenges pertaining to cycling stability and safety performance. Conventional homogeneous electrolytes widely employed in LMBs are inherently flammable, possessing a limited window, thereby presenting obstacles meeting the stringent criteria. In this investigation, we devised an asymmetric fire-retardant quasi-solid polymer...

Abstract Safety concerns are impeding the applications of lithium metal batteries. Flame‐retardant electrolytes, such as organic phosphates electrolytes (OPEs), could intrinsically eliminate fire hazards and improve battery safety. However, OPEs show poor compatibility with Li though exact reason has yet to be identified. Here, plating process in Li/OPEs interface chemistry were investigated through ex situ techniques, cause for this incompatibility was revealed highly resistive...

Hard carbon attracts great attention as an anode material for sodium‐ion batteries (SIBs), due to its high conductivity and environmental benignity. However, the practical applications of hard anodes are largely limited by poor cycling stability cost. Herein, bagasse, one most abundant biological wastes, is used a source construct high‐temperature thermal decomposition. This special with moderate surface area exhibits long‐term (91.5% retention upon 800 cycles at 1000 mA g −1 ). Remarkably,...