Macro–micro coordination optimization of lead iodide reactivity toward millimeter-to-centimeter-scale perovskite solar cells with minimal efficiency loss

Author:

Zhong Yang1,Liu Zhipeng1ORCID,Luo Xiao1,Liu Gengling2,Wang Xueying1,He Jiacheng1,Sheng Wangping1,Yu Dejian3,Liang Chao4ORCID,Tan Licheng15ORCID,Chen Yiwang1675ORCID

Affiliation:

1. College of Chemistry and Chemical Engineering/Film Energy Chemistry for Jiangxi Provincial Key Laboratory (FEC), Nanchang University, 999 Xuefu Avenue, Nanchang 330031, China

2. Key Laboratory of Bioinorganic and Synthetic Chemistry (MoE), Lehn Institute of Functional Materials, School of Chemistry, Sun Yat-sen University, Guangzhou 510006, China

3. Joint Key Laboratory of the Ministry of Education, Institute of Applied Physics and Materials Engineering, University of Macau, Taipa, Macao SAR 999078, China

4. MOE Key Laboratory for Nonequilibrium Synthesis and Modulation of Condensed Matter, School of Physics, National Innovation Platform (Center) for Industry-Education Integration of Energy Storage Technology, Xi’an Jiaotong University, Xi’an 710049, China

5. Peking University Yangtze Delta Insititute of Optoelectronics, Nantong 226010, China

6. Key Laboratory of Fluorine and Silicon for Energy Materials and Chemistry of Ministry of Education, Jiangxi Normal University, 99 Ziyang Avenue, Nanchang 330022, China

7. College of Chemistry and Chemical Engineering, Gannan Normal University, Ganzhou 341000, China

Abstract

A macro–micro synergistic strategy to optimize the spreadability and reactivity of PbI2, which can accelerate the diffusion of an organic cation solution macroscopically and completely convert PbI2 into an optically active phase microscopically.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Jiangxi Province

Publisher

Royal Society of Chemistry (RSC)

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