Results 1 to 10 of about 44,875 (267)

Preparation and Doping Mode of Doped LiMn2O4 for Li-Ion Batteries [PDF]

open access: yesEnergies, 2013
Spinel LiMn2O4 is an appealing candidate cathode material for Li-ion rechargeable batteries, but it suffers from severe capacity fading, especially at higher temperature (55 °C) during discharging/charging.
Jian Zeng   +4 more
doaj   +3 more sources

Challenges and Perspectives for Doping Strategy for Manganese-Based Zinc-ion Battery Cathode

open access: yesEnergies, 2022
As one of the most appealing options for large-scale energy storage systems, the commercialization of aqueous zinc-ion batteries (AZIBs) has received considerable attention due to their cost effectiveness and inherent safety. A potential cathode material
Bomian Zhang   +5 more
doaj   +1 more source

Highly selective lanthanide-doped ion sieves for lithium recovery from aqueous solutions

open access: yesJournal of Chemical Research, 2023
The increased global demand for lithium is rapidly depleting the lithium ore reserves. Therefore, attention has turned to the recovery of lithium from aqueous solutions, such as lithium-containing brine.
Lu Zheng   +5 more
doaj   +1 more source

A review of the Doping Modification of LiFePO4 as a Cathode Material for Lithium Ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2020
In the today that energy crisis and the rapid development of electronic equipment, lithium-ion batteries, as a kind of energy storage device with high energy density, safe and cheap, have become a hotspot of research. Lithium iron phosphate (LiFePO4) has
Huanhuan Zhang   +4 more
doaj   +1 more source

Tri-Doping of Sol–Gel Synthesized Garnet-Type Oxide Solid-State Electrolyte

open access: yesMicromachines, 2021
The rapidly growing Li-ion battery market has generated considerable demand for Li-ion batteries with improved performance and stability. All-solid-state Li-ion batteries offer promising safety and manufacturing enhancements.
Minji Kim, Gwanhyeon Kim, Heechul Lee
doaj   +1 more source

Exhaustive and informatics-aided search for fast Li-ion conductor with NASICON-type structure using material simulation and Bayesian optimization

open access: yesAPL Materials, 2020
Currently, NASICON-type LiZr2(PO4)3 (LZP)-related materials are attracting attention as solid electrolytes. There are experimental reports that Li-ion conductivity can be improved by doping a small amount of Ca or Y into stoichiometric LZP.
Koki Nakano   +6 more
doaj   +1 more source

Doping‐Induced Electronic/Ionic Engineering to Optimize the Redox Kinetics for Potassium Storage: A Case Study of Ni‐Doped CoSe2

open access: yesAdvanced Science, 2022
Heteroatom doping effectively tunes the electronic conductivity of transition metal selenides (TMSs) with rapid K+ accessibility in potassium ion batteries (PIBs).
Hui Shan   +11 more
doaj   +1 more source

S and P Dual-Doped Carbon Nanospheres as Anode Material for High Rate Performance Sodium-Ion Batteries

open access: yesApplied Sciences, 2021
The heteroatom doping of carbon materials can significantly improve the electrochemical performance of sodium-ion batteries. However, conventional doping techniques involve more than two steps, making them unsuitable for scale-up. In this study, an S and
Hyeon-Su Yang   +5 more
doaj   +1 more source

Influence of metal (Ag, Cd, Cu)-doping on the optical properties of ZnO nanopowder: Variation of band gap [PDF]

open access: yesشیمی کاربردی روز, 2013
Metal doped ZnO (MZO, metal = Ag, Cd, Cu) with different metal ion doped concentrations were synthesized by sol-gel method. The structural and optical properties were characterized by UV–Vis spectroscopy and Fourier transform infrared (FT-IR).
Bordbar Maryam   +3 more
doaj   +1 more source

Phosphoric Acid-Doped Ion-Pair Coordinated PEMs with Broad Relative Humidity Tolerance

open access: yesEnergies, 2020
Proton exchange membrane (PEM) capable of working over a broad operating condition window is critical for successful adoption of PEM-based electrochemical devices.
Ding Tian   +3 more
doaj   +1 more source

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