Red phosphorus encapsulated in 3D N-doped porous carbon nanofibers: an enhanced sodium-ion battery anode material
Lin‐Wei Chen, Nannan Lu, Fanfan Liu, Yu Shao, Lei Wang
Abstract
We report a sodium-ion battery anode design using red phosphorus encapsulated in nitrogen-doped porous carbon nanofibers that mitigates volume expansion and poor conductivity issues, enhancing battery performance. Density functional theory calculations suggest nitrogen doping promotes robust phosphorus interactions, and finite element analysis indicates the design controls volume expansion.
Topics & Concepts
AnodePorosityBattery (electricity)Materials scienceDopingSodiumChemical engineeringIonSodium-ion batteryNanofiberCarbon fibersPhosphorusCarbon nanofiberInorganic chemistryChemistryNanotechnologyComposite materialElectrodeMetallurgyOrganic chemistryOptoelectronicsCarbon nanotubeFaraday efficiencyComposite numberPhysical chemistryPhysicsEngineeringQuantum mechanicsPower (physics)Advancements in Battery MaterialsAdvanced Battery Materials and TechnologiesSupercapacitor Materials and Fabrication