Flexible spacer-block multi-component copolymerized donors enable resilient organic solar cells with over 40% crack-onset strain
Congqi Lin, Zhenyu Chen, Ruixiang Peng, Weidong Song, Jiachen Gao, Xueliang Yu, Tingting Feng, Yong Bai, Ziyi Ge
Abstract
A series of novel block donors were synthesized, achieving excellent PCE of 19.57% in rigid OSCs and 18.03% in f-OSCs, along with an outstanding crack-onset strain value of 40.29%.
Topics & Concepts
Component (thermodynamics)Block (permutation group theory)Strain (injury)Organic solar cellMaterials scienceOrganic componentComposite materialChemical engineeringPhysicsEngineeringPolymerCombinatoricsBiologyMathematicsThermodynamicsAnatomyConducting polymers and applications