Results 71 to 80 of about 26,087 (296)

In situ Measurement of Biaxial Modulus of Si Anode for Li-ion Batteries

open access: yes, 2010
We report in situ measurement of biaxial moduli of a Si thin-film electrode as a function of its lithium concentration. During lithiation, biaxial compressive stress is induced in the Si film and it undergoes plastic flow. At any state-of-charge (SOC), a
Chon, Michael J.   +4 more
core   +2 more sources

All-Solid-State Batteries Using Rationally Designed Garnet Electrolyte Frameworks [PDF]

open access: yes, 2020
Functioning bulk-type all-solid-state batteries in a practical form factor with composite positive electrodes, using Al-substituted Li7La3Zr2O12 (LLZO) as the solid electrolyte, have been demonstrated for the first time.
Alvarado, J   +7 more
core   +1 more source

Universal Chemomechanical Design Rules for Solid-Ion Conductors to Prevent Dendrite Formation in Lithium Metal Batteries [PDF]

open access: yes, 2019
Dendrite formation during electrodeposition while charging lithium metal batteries compromises their safety. While high shear modulus solid-ion conductors (SICs) have been prioritized to resolve pressure-driven instabilities that lead to dendrite ...
Ahmad, Zeeshan   +6 more
core   +2 more sources

Powering the Future: A Cobalt‐Based Catalyst for Longer‐Lasting Zinc–Air Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A novel N‐doped graphitic shell‐encapsulated Co catalyst reveals superior bifunctional ORR/OER activity in alkaline media, empowering outstanding liquid and quasi‐solid‐state ZAB activity. The system delivers long‐term durability, a peak power density of 127 mW cm−2 and successfully powers an LED and a mini fan.
Manami Banerjee   +10 more
wiley   +1 more source

Frontier exploration and application prospects of thin lithium manufacturing processes

open access: yesGongneng cailiao yu qijian xuebao
Lithium metal batteries have emerged as a promising candidate for next-generation energy storage systems due to their ultrahigh theoretical capacity and extremely low electrode potential.
Jiaojuan LIN, Jing ZHU
doaj   +1 more source

Improved Water-stable Protected Anodes with Low Resistance for Aqueous Energy Storage Devices

open access: yesElectrochemistry, 2020
Multi-component anodes, fabricated by assembling lithium metal or pre-lithiated graphite negative electrode, a lithium-ion conducting solid electrolyte with water stability and a polymer or gel electrolyte in between the negative electrode and solid ...
Yusuke SATO   +4 more
doaj   +1 more source

Purcell‐Enhanced Spectrally Precise Emission in Dual‐Microcavity Organic Light‐Emitting Diodes

open access: yesAdvanced Functional Materials, EarlyView.
Spectrally precise emission from broadband organic light‐emitting diodes is realized via a dual‐microcavity strategy. This architecture achieves narrowband emission (full width at half maximum, FWHM = 21 nm) with ultrapure color approaching BT.2020 by enhancing the Purcell effect via coupling of excitons with dual‐microcavity resonance.
Jun Yong Kim   +3 more
wiley   +1 more source

Lithiophilic Modification of Self-Supporting Carbon-Based Hosts and Lithium Metal Plating/Stripping Behaviors

open access: yesNanomaterials
Metallic lithium anodes possess the lowest redox potential (−3.04 V vs. SHE) and an ultra-high theoretical capacity (3860 mAh g−1, 2061 mAh cm−3). However, during electrochemical cycling, lithium metal tends to plate unevenly, leading to the formation of
Zipeng Jiang   +7 more
doaj   +1 more source

Sulfur‐doped hard carbon hybrid anodes with dual lithium‐ion/metal storage bifunctionality for high‐energy‐density lithium‐ion batteries

open access: yesCarbon Energy, 2023
Bifunctional hybrid anodes (BHAs), which are both a high‐performance active host material for lithium‐ion storage as well as a guiding agent for homogeneous lithium metal nucleation and growth, exhibit significant potential as anodes for next‐generation ...
Sungmin Cho   +7 more
doaj   +1 more source

Ab initio study of sodium cointercalation with diglyme molecule into graphite

open access: yes, 2017
The cointercalation of sodium with the solvent organic molecule into graphite can resolve difficulty of forming the stage-I Na-graphite intercalation compound, which is a predominant anode of Na-ion battery.
Choe, Song-Hyok   +5 more
core   +1 more source

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