Standalone Photo–Rechargeable Capacitor Integrating DSSCs with a Bi//NiCo2S4 Asymmetric Supercapacitor for High–Efficiency Indoor and Outdoor Energy Storage

Key Points

• To investigate a standalone photo-rechargeable capacitor integrating photovoltaics and electrochemical storage.
• Developed a monolithic structure combining DSSCs and a Bi/NiCo2S4 asymmetric supercapacitor.
• Conducted performance evaluations of the integrated energy storage system under varied conditions.
• Demonstrated high energy storage efficiency in both indoor and outdoor environments.
• Showed potential applications in sustainable off-grid power sources.