The Applications of Water‐in‐Salt Electrolytes in Electrochemical Energy Storage Devices
Sign Up to like & getrecommendations! Published in 2020 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202006749
Abstract: Water‐in‐salt electrolytes (WISEs) have attracted widespread attention due to their non‐flammability, environmental friendliness, and wider electrochemical stability window than conventional dilute aqueous electrolytes. When applied in the electrochemical energy storage (EES) devices, WISEs can offer… read more here.
Keywords: energy storage; salt electrolytes; water salt; electrochemical energy ... See more keywords
Zinc-Ion Hybrid Supercapacitors Employing Acetate-Based Water-in-Salt Electrolytes.
Sign Up to like & getrecommendations! Published in 2022 at "Small"
DOI: 10.1002/smll.202201563
Abstract: Halide-free, water-in-salt electrolytes (WiSEs) composed of potassium acetate (KAc) and zinc acetate (ZnAc2 ) are investigated as electrolytes in zinc-ion hybrid supercapacitors (ZHSs). Molecular dynamics simulations demonstrate that water molecules are mostly non-interacting with each… read more here.
Keywords: salt electrolytes; ion hybrid; acetate; zinc ion ... See more keywords
Suppressing early capacitance fade of electrochemical capacitors with water-in-salt electrolytes
Sign Up to like & getrecommendations! Published in 2021 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2021.137854
Abstract: Abstract The use of water-in-salt electrolytes (WiSEs) in electrochemical capacitors is an interesting alternative to state-of-the-art electrolytes based on organic solvents. However, making use of their wide electrochemical stability in electrochemical capacitors has been challenging,… read more here.
Keywords: electrochemical capacitors; water; salt electrolytes; water salt ... See more keywords
Switching of Redox Levels Leads to High Reductive Stability in Water-in-Salt Electrolytes.
Sign Up to like & getrecommendations! Published in 2023 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.2c11793
Abstract: Developing nonflammable electrolytes with wide electrochemical windows is of great importance for energy storage devices. Water-in-salt electrolytes (WiSE) have attracted great interests due to their widely opened electrochemical windows and high stability. Previous theoretical investigations… read more here.
Keywords: salt electrolytes; water; stability; redox levels ... See more keywords
High temperature supercapacitors using water-in-salt electrolytes: stability above 100 °C.
Sign Up to like & getrecommendations! Published in 2021 at "Chemical communications"
DOI: 10.1039/d1cc01087e
Abstract: The high temperature performance of water-in-salt electrolytes was investigated using a carbon-based electrode with commercial cell components. Supercapacitors using 21 m Li bis(trifluoromethylsulphonyl)imide (TFSI) and 21 m LiTFSI + 7 m Li trifluoromethanesulphonyl electrolytes are… read more here.
Keywords: water salt; high temperature; supercapacitors using; salt electrolytes ... See more keywords
Water-in-salt electrolytes achieve high energy densities at an ultralow-temperature for aqueous symmetrical supercapacitors.
Sign Up to like & getrecommendations! Published in 2022 at "Chemical communications"
DOI: 10.1039/d2cc01202b
Abstract: LiTFSI/H2O water-in-salt electrolytes with different concentrations show high energy densities for capacitive charge storage at sub-zero-temperatures (e.g. 32.23, 38.35 and 35 W h kg-1 at 0, -10 and -20 °C, which are 1.44, 1.71 and… read more here.
Keywords: salt electrolytes; high energy; energy densities; water salt ... See more keywords