Anomalous Pseudocapacitance of Vanadium Carbide MXene in Water-in-Salt Electrolytes

Q: What does this research mean for the field?

Vanadium carbide MXene exhibits anomalous pseudocapacitive behavior when used in water-in-salt electrolytes, overcoming the low specific capacity and limited anodic potential window typically observed in dilute electrolytes. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

Rituprava Dash; Suman V. Yadav; Narendra Kurra

doi:10.1039/d6eb00012f

January 1, 2026EES batteries.Open Access

Anomalous Pseudocapacitance of Vanadium Carbide MXene in Water-in-Salt Electrolytes

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Key Points

The aim is to explore the pseudocapacitance behavior of vanadium carbide MXenes in water-in-salt electrolytes for enhanced energy storage.
Investigated charge storage characteristics of vanadium carbide MXenes in different electrolyte compositions.
Conducted electrochemical tests to evaluate specific capacity and anodic potential window.
Analyzed the results to understand the effects of electrolyte type on capacitive performance.
Demonstrated significantly improved specific capacity compared to dilute electrolytes.
Expanded the anodic potential window beyond the typical limits observed in standard MXene applications.
Highlighted the potential of water-in-salt electrolytes to enhance pseudocapacitance behavior.

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Implication

This work demonstrates enhanced charge storage in vanadium carbide MXenes with water-in-salt electrolytes, suggesting improved energy storage solutions.

Abstract

MXenes are known for intercalation-induced capacitive charge storage in dilute electrolytes, resulting in a low specific capacity with a limited anodic potential window (<0.2 V vs Ag/AgCl). In this work,...

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Dash et al. (2026) studied this question.

synapsesocial.com/papers/69c772d98bbfbc51511e33b1 https://doi.org/10.1039/d6eb00012f

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Anomalous Pseudocapacitance of Vanadium Carbide MXene in Water-in-Salt Electrolytes

Key Points

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Abstract

Discussion

Cite This Study

Anomalous Pseudocapacitance of Vanadium Carbide MXene in Water-in-Salt Electrolytes

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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