Results 141 to 150 of about 255,522 (344)

Polyimide‐Linked Hexaazatriphenylene‐Based Porous Organic Polymer with Multiple Redox‐Active Sites as a High‐Capacity Organic Cathode for Lithium‐Ion Batteries

open access: yesAdvanced Materials, EarlyView.
A high‐capacity polyimide‐linked porous organic polymer (HAT‐PTO) incorporating numerous redox‐active centers is synthesized via a hydrothermal reaction, delivering a high theoretical capacity of 484 mAh g−1. In situ hybridization with carboxyl‐functionalized multiwalled carbon nanotubes enhances conductivity and stability, achieving 397 mAh g−1 at C ...
Arindam Mal   +7 more
wiley   +1 more source

Tailoring pretreatment-mediated microcrystalline structure of starch-based hard carbon for high-performance sodiumion batteries

open access: yesMaterials Futures
The principal challenge in optimizing biomass-derived hard carbon (HC) is the concurrent enhancement of specific capacity, cycling durability, and rate performance, as these properties are closely related to the disordered carbon network and abundant ...
Shaojie Qin   +7 more
doaj   +1 more source

Assessment of the Risks Associated with the Handling and Transportation of Air Shipments Containing Lithium-Ion Batteries

open access: yesEnergies
Air transport, in addition to passenger transport, also transports air shipments containing hazardous materials. Hazardous materials include lithium-ion batteries, which can be carried both by passengers and by cargo aircraft.
Anna Kwasiborska, Sylwia Ścigaj
doaj   +1 more source

Comprehensive Understanding of Accelerated Kinetics Driven by Anion–Diluent Dynamics Enabling Wide Temp Operation in Dual‐Ion Batteries

open access: yesAdvanced Materials, EarlyView.
The transient interactions between TFSI− anions and a diluent within an anion‐dictated electrolyte are revealed, which can reduce interfacial reorganization energy, thereby accelerating ion kinetics and markedly facilitating sustainable anion storage in high‐voltage graphite cathodes for dual‐ion batteries at fast charge and wide temperature range ...
Sungho Kim   +9 more
wiley   +1 more source

Soft Ionic and Electronic Triboelectric Nanogenerators: Toward Attachable and Implantable Biomedical Applications

open access: yesAdvanced Materials, EarlyView.
This review provides an overview of triboelectric nanogenerator (TENG)–based biomedical applications by classifying studies into electronic and ionic systems across attachable and implantable platforms. It summarizes key material choices, device structures, and working mechanisms that characterize current TENG‐based research, and outlines six future ...
Kyongtae Choi   +12 more
wiley   +1 more source

Grain boundary hinge structure design for upcycling of cathode materials from spent lithium-ion batteries

open access: yeseScience
The recycling of spent lithium-ion batteries in a scientific and efficient manner is expected to address resource scarcity and reduce environmental pollution.
Zitong Fei   +9 more
doaj   +1 more source

Low‐Dimensional MOF Nanoarchitectonics: Progress in MOF‐2D Material Hybrid Architectures for Energy Conversion and Storage

open access: yesAdvanced Materials, EarlyView.
This review highlights the integration of metal‐organic frameworks (MOFs) and two‐dimensional (2D) materials through dimensional interface engineering. By addressing intrinsic limitations like poor conductivity and agglomeration, these hybrid architectures optimize interfacial charge and mass transport.
Prashant Dubey   +7 more
wiley   +1 more source

Reviewing electrochemical stability of ionic liquids-/deep eutectic solvents-based electrolytes in lithium-ion, lithium-metal and post-lithium-ion batteries for green and safe energy

open access: yesGreen Energy & Environment
Sustainable energy is the key issue for the environment protection, human activity and economic development. Ionic liquids (ILs) and deep eutectic solvents (DESs) are dogmatically regarded as green and sustainable electrolytes in lithium-ion, lithium ...
Yu Chen   +6 more
doaj   +1 more source

Superionic Amorphous Li2ZrCl6 and Li2HfCl6

open access: yesAdvanced Materials, EarlyView.
Amorphous Li2HfCl6 and L2ZrCl6 are shown to be promising solid‐state electrolytes with predicted ionic conductivities >20 mS·cm−1. Molecular dynamics simulations with machine‐learning force fields reveal that anion vibrations and flexible MCl6 octahedra soften the Li coordination cage and enhance mobility. Correlation between Li‐ion diffusivity and the
Shukai Yao, De‐en Jiang
wiley   +1 more source

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