Phosphorene as Cathode Material for High‐Voltage, Anti‐Self‐Discharge Zinc Ion Hybrid Capacitors
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DOI: 10.1002/aenm.202001024
Abstract: Output voltage and self‐discharge rate are two important performance indices for supercapacitors, which have long been overlooked, though these play a very significant role in their practical application. Here, a zinc anode is used to… read more here.
Keywords: self discharge; voltage; zinc; anti self ... See more keywords
Porous Lithiophilic Li–Si Alloy‐Type Interfacial Framework via Self‐Discharge Mechanism for Stable Lithium Metal Anode with Superior Rate
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DOI: 10.1002/aenm.202101544
Abstract: Lithium is regarded as an ideal anode for next‐generation Li metal batteries (LMB) as it exhibits extraordinarily high theoretical capacity and the lowest electrochemical potential among all anode candidates. However, safety concerns and poor cycling… read more here.
Keywords: rate; alloy type; interfacial framework; type interfacial ... See more keywords
Suppressing Self-Discharge and Shuttle Effect of Lithium-Sulfur Batteries with V2 O5 -Decorated Carbon Nanofiber Interlayer.
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DOI: 10.1002/smll.201602539
Abstract: V2 O5 decorated carbon nanofibers (CNFs) are prepared and used as a multifunctional interlayer for a lithium-sulfur (Li-S) battery. V2 O5 anchored on CNFs can not only suppress the shuttle effect of polysulfide by the… read more here.
Keywords: shuttle effect; lithium sulfur; interlayer; self discharge ... See more keywords
The Effects of Self-Discharge on the Performance of Asymmetric/Hybrid Electrochemical Capacitors with Redox-Active Electrolytes: Insights from Modeling and Simulation
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DOI: 10.1007/s11664-017-5796-y
Abstract: Self-discharge effects on the performance of an asymmetric electrochemical capacitors (ECs) was studied by incorporating a combination of different applicable self-discharge mechanisms into the capacitors mass transfer and charge conservation equations during charging and discharging.… read more here.
Keywords: performance asymmetric; self; electrochemical capacitors; self discharge ... See more keywords
Towards High-Energy and Anti-Self-Discharge Zn-Ion Hybrid Supercapacitors with New Understanding of the Electrochemistry
Sign Up to like & getrecommendations! Published in 2021 at "Nano-Micro Letters"
DOI: 10.1007/s40820-021-00625-3
Abstract: A surface engineering strategy was proposed to design hierarchically porous structure on fibrous carbon cathodes with O/N heteroatom functional groups. High-energy and anti-self-discharge Zn-ion hybrid supercapacitors (ZHSs) were realized. ZHS electrochemistry was investigated and new… read more here.
Keywords: electrochemistry; energy anti; energy; high energy ... See more keywords
Self-discharge in Li-ion aqueous batteries: A case study on LiMn2O4
Sign Up to like & getrecommendations! Published in 2021 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2021.137847
Abstract: Abstract Aqueous rechargeable lithium-ion batteries have attracted great attention as an alternative to traditional battery technologies, being able to overcome the issues caused by flammable and expensive organic electrolytes. In particular, LiMn2O4 has reached very fast… read more here.
Keywords: organic electrolytes; self discharge; aqueous batteries; discharge process ... See more keywords
Time-varying model of self-discharge in a double layer supercapacitor with blocking layer
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DOI: 10.1016/j.est.2021.102730
Abstract: Abstract One of the main shortcomings of the supercapacitors is related to self-discharge phenomenon at open circuit conditions due to the existence of an internal leakage current. Using two thin insulating blocking layers on the… read more here.
Keywords: self discharge; model; layer; time varying ... See more keywords
Mitigating self-discharge of activated carbon-based supercapacitors with hybrid liquid crystal as an electrolyte additive
Sign Up to like & getrecommendations! Published in 2021 at "Journal of energy storage"
DOI: 10.1016/j.est.2021.102830
Abstract: Abstract The application of supercapacitors has been restricted partially due to the high self-discharge rate and large leakage current. In this paper, a nematic hybrid liquid crystal, E7, is adopted as an additive to the… read more here.
Keywords: self discharge; activated carbon; liquid crystal; carbon based ... See more keywords
Effects of the diffusive mixing and self-discharge reactions in microfluidic membraneless vanadium redox flow batteries
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DOI: 10.1016/j.ijheatmasstransfer.2021.121022
Abstract: Abstract Microfluidic-based membraneless redox flow batteries have been recently proposed and tested with the aim of removing one of the most expensive and problematic components of the system, the ion-exchange membrane. In this promising design,… read more here.
Keywords: redox flow; flow batteries; discharge reactions; self discharge ... See more keywords
An improvement of self-discharge properties of Ce2Ni7-type La0.65Ce0.1Mg0.25Ni3Co0.5 hydrogen storage alloy produced by the melt-spun processing
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.160183
Abstract: Abstract The microstructure and self-discharge properties of Ce2Ni7-type La0.65Ce0.1Mg0.25Ni3Co0.5 hydrogen storage alloy produced by conventional casting, annealing and melt-spinning methods are studied. A melt-spun processing is greatly effective for improving the self-discharge properties by changing… read more here.
Keywords: self discharge; discharge; melt spun; alloy ... See more keywords
Recent research advances of self-discharge in supercapacitors: Mechanisms and suppressing strategies
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Energy Chemistry"
DOI: 10.1016/j.jechem.2020.09.041
Abstract: Abstract Supercapacitors are one of the most promising energy storage devices in the fields of vehicle transportation, flexible electronic devices, aerospace, etc. However, the existed self-discharge that is the spontaneous voltage decay after supercapacitors are… read more here.
Keywords: discharge supercapacitors; advances self; research advances; recent research ... See more keywords