首页|Chemisorption of gadolinium ions on 2D-graphitic carbon nitride nanosheet for enhanced solid-state supercapacitor performance

Chemisorption of gadolinium ions on 2D-graphitic carbon nitride nanosheet for enhanced solid-state supercapacitor performance

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This work reveals a facile synthesis of gadolinium ions adsorbed 2D-graphitic carbon nitride nanosheets (Gd3+/2D-gCN NSs) via a chemical-adsorption method for supercapacitor electrode materials. The structural, micro structural, and electrochemical properties of Gd3+/2D-gCN NSs and pristine 2D-gCN NSs are ascertained. The calculated capacitance for Gd3+/2D-gCN NSs is almost three times higher than the pristine one. The Nyquist and Bode plots exhibit the capacitance mechanism. Gd+ intercalation between the electrical double layers of adjacent 2D-gCN nanosheets increase the Van der Waals gap, which enhances it's specific capacitance. There is almost 100% retention of capacitance for Gd3+/2D-gCN NSs based device over 1000th cycle.

DefectsXPSHR-TEMAreal capacitanceEISGRAPHENEELECTRODESSTORAGEENERGY

Ghorai, Arup、Midya, Anupam、Kuila, Saikat Kumar、Tiwary, Chandra Sekhar、Kundu, Tarun Kumar

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Indian Inst Technol Kharagpur

2022

Chemical Physics Letters

Chemical Physics Letters

EISCI
ISSN:0009-2614
年,卷(期):2022.796
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