Abstract Metal–organic framework (MOF)‐derived heterostructures possessing the merits of each component are thought to display enhanced energy storage performance due their synergistic effect. Herein, a functional heterostructure (NiCoP–MOF) composed nickel/cobalt‐MOF (NiCo–MOF) and phosphide (NiCoP) is designed fabricated via localized phosphorization unusual lamellar brick‐stacked NiCo–MOF assemblies obtained by hydrothermal method. The experimental computational analyses reveal that...

Abstract Despite impressive merits of complementary charge‐storage mechanisms for aqueous Zn‐ion hybrid micro‐supercapacitors (ZHMSCs), it remains a challenge to solve dendrite and parasitic reactions issues Zn anodes. Herein, kinetics‐boosted strategy 2+ transport desolvation hydrated is proposed by engineering zwitterionic P(AM‐ co ‐SBMA) hydrogel electrolyte (PASHE) highly reversible plating/stripping. Mechanically robust chemically anchored PASHE features groups constructing ion...

A N-doped MXene wrapped with amorphous carbon was synthesized. DFT results reveal an enlarged work function of N-Ti 3 C 2 (OH) @N–C. durable MXene-based ZHSC reinforced PAM- co -PAA/κ-CG/ZnSO 4 hydrogel demonstrates excellent electrochemical performance.

A quasi-solid-state HSC was assembled by a reasonable multi-phase hybrid material and novel high ionic conductivity hydrogel electrolyte, which exhibited excellent energy/power density (55.6 W h kg −1 /8293.3 ) long lifespan of 10 000 cycles.

Bimetallic metal-organic frameworks (MOFs) with an ultrathin configuration are compelling materials for developing high-performance energy storage devices on account of their unique structural merits. Herein, a hydrangea-like NiCo-MOF is well prepared using controllable solvothermal and cation-exchange processes, synchronously achieving bimetallic nodes hierarchical architecture. The superiority enables expanded electrons' transfer pathways multitudinous electrolytes' diffusion channels,...

Abstract Aqueous zinc‐manganese (Zn–Mn) batteries have promising potential in large‐scale energy storage applications since they are highly safe, environment‐friendly, and low‐cost. However, the practicality of Mn‐based materials is plagued by their structural collapse uncertain mechanism upon cycling. Herein, this work designs an amorphous manganese borate (a‐MnBO x ) material via disordered coordination to alleviate above issues improve electrochemical performance Zn–Mn batteries. The...

Abstract The rise of Zn‐ion hybrid capacitor (ZHC) has imposed high requirements on carbon cathodes, including reasonable configuration, specific surface area, multiscale pores, and abundant defects. To achieve this objective, a template‐oriented strategy coupled with multi‐heteroatom modification is proposed to precisely synthesize three‐dimensional boron/nitrogen‐rich nanoflake‐interconnected micro/nano superstructure, referred as BNPC. hierarchically porous framework BNPC shares short...

A κ-CG/PAAm/Zn(CF 3 SO ) 2 hydrogel electrolyte was constructed, which displays high ionic conductivity and satisfactory mechanical properties. The quasi-solid-state ZHSC based on ACNS the as-designed shows excellent cycling stability a superior energy density.

Fast-charged energy-storage technologies have become important nowadays as they are required by many applications, including automobiles. This inspires the exploitation of hybrid supercapacitors (HSCs) with advantages fast charge offered capacitor characters and high energy density from property battery technology. The challenges lay in construction advanced materials pseudocapacitive activity. Herein, a metal–organic framework derivative is utilized to address problems. Specifically,...

A superior quasi-solid-state Zn-ion hybrid supercapacitor is rationally developed using a well-engineered hollow carbon cathode material with desirable Zn 2+ storage and hydrogel electrolyte high conductivity dendrite-inhibition ability.

A zwitterionic osmolyte hydrogel electrolyte (SPS–Zn) modulates Zn deposition and suppresses dendrite growth. Batteries with SPS–Zn show a long cycling life the material can be used to prepare integrated i-skin for detecting physiological signals.

Rechargeable aqueous zinc-ion hybrid capacitors (ZHCs) have aroused unprecedented attention because of their high safety, cost effectiveness, and environmental compatibility. However, the intractable issues dendrite growth side reactions at electrode-electrolyte interface deteriorate durability reversibility Zn anodes, deeply encumbering large-scale application ZHCs. Concerning these obstacles, a negatively charged carboxylated chitosan-intensified hydrogel electrolyte (CGPPHE) with...

Abstract The development of aqueous Zn‐based energy storage systems is plagued by poor cyclability and limited operating temperatures caused Zn anode issues highly active water. Herein, a frost‐tolerant hydrogel electrolyte (PABCHE) promoted hydroxyl‐rich β‐cyclodextrin (β‐CD) zwitterionic betaine (BA) additives fabricated in situ to protect anodes enhance low‐temperature adaptability. Both synergistically disrupt the hydrogen‐bonding network between water molecules remarkably reduce...

The modification of illite particles could enhance the photocatalytic NO removal activity g-C₃N₄.

Supermolecular hydrogel ionic skin (i-skin) linked with smartphones has attracted widespread attention in physiological activity detection due to its good stability complex scenarios. However, the low conductivity, inferior mechanical properties, poor contact adhesion, and insufficient freeze resistance of most used hydrogels limit their practical application flexible electronics. Herein, a novel multifunctional poly(vinyl alcohol)-based conductive organohydrogel (PCEL5.0%) supermolecular...

A flexible and stable zinc-ion hybrid capacitor has been fabricated with a polysaccharide-reinforced hydrogel electrolyte binder-free carbon fabric cathode, displays an impressive cycling performance capacity retention of 93.5% over 10 000 cycles as well high energy/power density 113.2 W h kg −1 /15752.4 .

Two barium-containing borates BaMBO4 (M = Al, Ga) were synthesized via the solid-state method under atmospheric pressure. The 3D configurations of BaGaBO4 and BaAlBO4 are comprised ∞2[Ba4O16]24–/∞2[Ga4O10]8–/[B2O5]4– ∞3[Ba4O16]24–/∞2[Al4O10]8–/[B4O10]8–, respectively, which [B4O10]8– units possess unusual edge-sharing [BO4]5– tetrahedra. From to BaAlBO4, B–O transformed from corner-sharing linkages, arises directional shrinkage caused by Ba–O M–O skeletons. phonon spectra these two compounds...