Tuning band alignment by CdS layers using a SILAR method to enhance TiO2/CdS/CdSe quantum-dot solar-cell performance

Author:

Zhang Bingkai1234,Zheng Jiaxin1234,Li Xiaoning56789,Fang Yanyan56789,Wang Lin-Wang123410,Lin Yuan12345,Pan Feng1234

Affiliation:

1. School of Advanced Materials

2. Peking University Shenzhen Graduate School

3. Shenzhen 518055

4. China

5. Beijing National Laboratory for Molecular Sciences

6. Key Laboratory of Photochemistry

7. Institute of Chemistry

8. Chinese Academy of Sciences

9. Beijing 100190

10. Materials Science Division

Abstract

Tuning band alignment by optimized CdS layers using SILAR can achieve the best performance of TiO2/CdS/CdSe QDSSCs.The tuning mechanism originates from the interface dipole induced by bond interaction and CdS structure distortion induced by lattice mismatch.

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,Metals and Alloys,Surfaces, Coatings and Films,General Chemistry,Ceramics and Composites,Electronic, Optical and Magnetic Materials,Catalysis

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