Y
Yihui He
Researcher at Northwestern University
Publications - 74
Citations - 2384
Yihui He is an academic researcher from Northwestern University. The author has contributed to research in topics: Perovskite (structure) & Semiconductor. The author has an hindex of 18, co-authored 70 publications receiving 1180 citations. Previous affiliations of Yihui He include Northwestern Polytechnical University.
Papers
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Journal ArticleDOI
High spectral resolution of gamma-rays at room temperature by perovskite CsPbBr3 single crystals
Yihui He,Liviu Matei,Hee Joon Jung,Kyle M. McCall,Michelle Chen,Constantinos C. Stoumpos,Zhifu Liu,John A. Peters,John A. Peters,Duck Young Chung,Bruce W. Wessels,Michael R. Wasielewski,Vinayak P. Dravid,Arnold Burger,Mercouri G. Kanatzidis +14 more
TL;DR: An improved melt growth method for cesium lead bromide and a special detector design with asymmetrical metal electrode configuration that leads to a high performance at room temperature are reported.
Journal ArticleDOI
Nucleation-controlled growth of superior lead-free perovskite Cs3Bi2I9 single-crystals for high-performance X-ray detection.
Yunxia Zhang,Yunxia Zhang,Yunxia Zhang,Yucheng Liu,Yucheng Liu,Zhuo Xu,Haochen Ye,Zhou Yang,Jiaxue You,Ming Liu,Yihui He,Mercouri G. Kanatzidis,Shengzhong Frank Liu,Shengzhong Frank Liu,Shengzhong Frank Liu +14 more
TL;DR: This work develops a nucleation-controlled solution method to grow large size high-quality Cs3Bi2I9 perovskite single crystals (PSCs) for high performance X-ray detection and imaging devices that can operate at 100 °C.
Journal ArticleDOI
Uniaxial Expansion of the 2D Ruddlesden–Popper Perovskite Family for Improved Environmental Stability
Ioannis Spanopoulos,Ido Hadar,Weijun Ke,Qing Tu,Michelle Chen,Hsinhan Tsai,Yihui He,Gajendra S. Shekhawat,Vinayak P. Dravid,Michael R. Wasielewski,Aditya D. Mohite,Constantinos C. Stoumpos,Mercouri G. Kanatzidis +12 more
TL;DR: Evaluation of the out-of-plane mechanical properties of the corresponding materials showed that their soft and flexible nature can be compared to current commercially available polymer substrates, rendering them suitable for fabricating flexible and wearable electronic devices.
Journal ArticleDOI
Inch-Size 0D-Structured Lead-Free Perovskite Single Crystals for Highly Sensitive Stable X-Ray Imaging
Yucheng Liu,Yucheng Liu,Zhuo Xu,Zhou Yang,Yunxia Zhang,Yunxia Zhang,Yunxia Zhang,Jian Cui,Yihui He,Haochen Ye,Kui Zhao,Huaming Sun,Rui Lu,Ming Liu,Mercouri G. Kanatzidis,Shengzhong (Frank) Liu,Shengzhong (Frank) Liu,Shengzhong (Frank) Liu +17 more
TL;DR: In this paper, an effective strategy to grow superior inch-sized, high-quality, zero-dimensional (0D)-structured, lead-free (CH3NH3)3Bi2I9 perovskite single crystals was reported.
Journal ArticleDOI
CsPbBr3 perovskite detectors with 1.4% energy resolution for high-energy γ-rays
Yihui He,Matthew Petryk,Zhifu Liu,Daniel G. Chica,Ido Hadar,Charles Leak,Weijun Ke,Ioannis Spanopoulos,Wenwen Lin,Duck Young Chung,Bruce W. Wessels,Zhong He,Mercouri G. Kanatzidis,Mercouri G. Kanatzidis +13 more
TL;DR: In this article, all-inorganic perovskite CsPbBr3 devices resolve 137C 662-keV γ-rays with 1.4% energy resolution, as well as other X- and γrays with energies ranging from tens of keV to over 1 MeV in ambipolar sensing and unipolar hole-only sensing modes with crystal volumes of 6.65 and 297 mm3, respectively.