Metal organic framework derived perovskite/spinel heterojunction as efficient bifunctional oxygen electrocatalyst for rechargeable and flexible Zn-air batteries …
Furthermore, the flexible ZAC presented excellent mechanical properties with a highly electrochemical performance, outperforming to the Pt/C/RuO 2 based battery. The current work offers a new pathway to developing the enriched heterojunction catalyst as an efficient bifunctional oxygen reaction catalyst for energy storage and conversion …
As a promising candidate for the next generation energy storage system, rechargeable lithium-oxygen batteries (LOBs) still face substantial challenges caused by insulating discharge products that preclude their practical application. Exploring highly efficient cathode catalysts capable of facilitating formation/decomposition of discharge …
Metal organic framework derived perovskite/spinel heterojunction as efficient bifunctional oxygen electrocatalyst for rechargeable and flexible Zn-air batteries J Colloid Interface Sci. 2022 Jun 14;625:502-511. doi: 10.1016/j.jcis.2022.06.048. Online ahead ...
Rational design of bifunctional electrocatalysts to promote the sluggish kinetics of oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) remains a fundamental challenge for the application of zinc-air batteries (ZABs). Herein, we propose a facile and cost-effective strategy to in situ grow N-doped carbon nanotubes with …
The synergy from using a FPC–PANI heterojunction as the photocathode and photoanode in the flexible solar rechargeable battery results in a low iR drop and …
NiFe/NiSe2 heterojunction bifunctional catalyst rich in oxygen vacancies introduced by dielectric barrier discharge plasma for liquid and flexible all-solid-state rechargeable Zn air batteries ...
1 Introduction Rechargeable metal–air batteries are among the most promising candidates for the next generation of energy storage and conversion devices due to their high safety, reasonable cost, and ultra-high specific energy density. [1, 2] The critical reactions in the discharge and charge steps of these batteries are the oxygen reduction …
Taking inspiration from the advantages of flexible quasi-solid-state rechargeable ZIBs and the excellent electrochemical properties of the BVO@VO cathode in ZIBs, we fabricated flexible Zn/BVO@VO batteries using a …
The mutual adjustment among the tungsten carbide (WC), Co 7 Fe 3, and N,P co-doped carbon at the three-phase heterojunction interface improves the conductivity and electron transfer rate of the catalyst.The Zn-air battery (ZAB) assembled by WC/Co 7 Fe 3-NPHC as an air cathode exhibits ultra-long cycle stability, and it can keep good charge and …
The Co 9 S 8-Fe heterojunction substantially facilitates the separation of photogenerated electron–hole pairs and further enhances the overall water splitting. These results provide a prospective approach for constructing heterojunction in carbon …
Designing bifunctional low-cost photo-assisted electrocatalysts for converting solar and electric energy into hydrogen energy remains a huge challenge. …
Here, we demonstrate a new class of flexible/rechargeable zinc (Zn)–air batteries based on multifunctional heteronanomat architecture as a scalable/versatile …
During the process of lithium-ion battery failure, the discharge of hydrogen indicates that the electrolyte has leaked and is being electrolyzed, which is a sign of thermal runaway in lithium batteries. In this work, stannic oxide (SnO 2) nanosheets was formed by high-temperature calcination and compounded with Ti 3 C 2 Tx (MXene) in different …
Notably, the liquid Zn-air battery assembled with this FeS2–CoS2/NCFs electrode displays a considerable peak power density of 257 mW cm⁻², a high specific capacity of 814 mA h g⁻¹ and a ...
Silicon heterojunction (SHJ) solar cells have reached high power conversion efficiency owing to their effective passivating contact structures. …
Herein, Co/CoO heterojunction nanoparticles (NPs) rich in oxygen vacancies embedded in mesoporous walls of nitrogen‐doped hollow carbon nanoboxes coupled with nitrogen‐doped carbon nanotubes (P–Co/CoOV@NHCNB@NCNT) are well designed through zeolite‐imidazole framework (ZIF‐67) carbonization, chemical vapor …
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