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Dongxu He
Researcher at University of Queensland
Publications - 21
Citations - 573
Dongxu He is an academic researcher from University of Queensland. The author has contributed to research in topics: Chemistry & Perovskite (structure). The author has an hindex of 6, co-authored 7 publications receiving 247 citations.
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Journal ArticleDOI
Ligand-assisted cation-exchange engineering for high-efficiency colloidal Cs1−xFAxPbI3 quantum dot solar cells with reduced phase segregation
Mengmeng Hao,Yang Bai,Stefan Zeiske,Long Ren,Junxian Liu,Yongbo Yuan,Nasim Zarrabi,Ningyan Cheng,Mehri Ghasemi,Peng Chen,Miaoqiang Lyu,Dongxu He,Jung-Ho Yun,Yi Du,Yun Wang,Shanshan Ding,Ardalan Armin,Paul Meredith,Gang Liu,Gang Liu,Hui-Ming Cheng,Hui-Ming Cheng,Hui-Ming Cheng,Lianzhou Wang +23 more
TL;DR: In this article, an effective oleic acid (OA) ligand-assisted cation exchange strategy was proposed for controllable synthesis of Cs1−xFAxPbI3 QDs across the whole composition range.
Journal ArticleDOI
Dual-Ion-Diffusion Induced Degradation in Lead-Free Cs2AgBiBr6 Double Perovskite Solar Cells
Mehri Ghasemi,Lei Zhang,Jung-Ho Yun,Mengmeng Hao,Dongxu He,Peng Chen,Yang Bai,Tongen Lin,Mu Xiao,Aijun Du,Miaoqiang Lyu,Lianzhou Wang +11 more
TL;DR: In this article, the authors investigated the dual-ion migration phenomenon in lead-free double perovskite solar cells and proposed a possible mechanism involving a vacancy-mediated ion-migration.
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Phenethylammonium bismuth halides: from single crystals to bulky-organic cation promoted thin-film deposition for potential optoelectronic applications
Mehri Ghasemi,Miaoqiang Lyu,Roknuzzaman,Jung-Ho Yun,Mengmeng Hao,Dongxu He,Yang Bai,Peng Chen,Paul V. Bernhardt,Kostya Ostrikov,Lianzhou Wang +10 more
TL;DR: In this article, the authors developed single-crystals and thin-films of a new class of bismuth-based organohalides (phenethylammonium (C8H12N+, PEA+ cations).
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Lead-free metal-halide double perovskites: from optoelectronic properties to applications
Mehri Ghasemi,Mehri Ghasemi,Mengmeng Hao,Mu Xiao,Peng Chen,Dongxu He,Yurou Zhang,Weijian Chen,Jiandong Fan,Jung H. Yun,Baohua Jia,Xiaoming Wen +11 more
TL;DR: In this article, a comprehensive review of metal-halide double perovskites (MHDPs) is presented, and a perspective outlook to improve the physical and optoelectronic properties of the materials is proposed aiming at fostering their future development and applications.
Journal ArticleDOI
Inorganic p-Type Semiconductors as Hole Conductor Building Blocks for Robust Perovskite Solar Cells
Cagdas Cetin,Peng Chen,Mengmeng Hao,Dongxu He,Yang Bai,Miaoqiang Lyu,Jung-Ho Yun,Lianzhou Wang +7 more
TL;DR: In this paper, a series of unexplored inorganic p-type semiconductors with desirable optoelectronic properties are also highlighted as promising candidates for hole transport materials in perovskite solar cells.