Dou, Letian - Purdue University - Davidson School of Chemical Engineering

个人简介

Dr. Letian Dou is currently the Charles Davidson Associate Professor of Chemical Engineering and Associate Professor of Chemistry (by courtesy) at Purdue University. He obtained his B.S. in Chemistry from Peking University in 2009 working with Prof. Xinhua Wan and Ph.D. from UCLA Materials Science in 2014 working with Prof. Yang Yang (co-advised by Prof. Fred Wudl @UCSB in 2013). From 2014 to 2017, he was a Postdoc Fellow working with Prof. Peidong Yang at the Department of Chemistry, University of California-Berkeley and Materials Science Division, Lawrence Berkeley National Laboratory. He joined Purdue University in 2017 and was awarded tenure in 2022. His research interest includes the synthesis of hybrid materials, organic semiconductors, halide perovskites, and related optoelectronic properties and their device applications. He is also a pioneer in polymer single crystal chemistry and materials. He has published over 90 papers with more than 23000 citations (H index = 48 as of May 2023). Education University of California, Berkeley Chemist Postdoc Fellow 2014-2017 University of California, Los Angeles Ph.D. in Materials Science and Engineering 2009-2014 Peking University, Beijing, P. R. China B.S. in Chemistry 2005-2009 Awards and Honors College of Engineering Faculty Excellence Award for Early Career Research (2023) Early Career and Emerging Researchers in Physical Chemistry by JPC (2023) Waterloo Institute for Nanotechnology (WIN) Rising Star Award (2022) AIChE Owens Corning Early Career Award (2022) Ralph W. and Grace M. Showalter Research Trust Award (2022) National Science Foundation (NSF) CAREER award (2021) Rising Stars of Advanced Materials (2021) Emerging Investigators of Chemical Communications (2021) American Made Solar Prize (2021) Charles Davidson Rising Star Assistant Professorship by Purdue University (2020) College of Engineering Outstanding Teacher (2020) International Association of Advanced Materials Young Scientist Award (2020) Highly Cited Researcher in Cross-Fields (top 0.1%) by Clarivate Analytics (2019, 2020, 2021) Office of Naval Research Young Investigator Award (2019) MIT Technology Review Innovators Under 35 China (2018) Materials Research Society Graduate Student Awards (2014) UCLA Materials Science Department Award (2014) The Link Foundation Energy Fellowship (2013-2015) Chinese Government Award For Outstanding Students Abroad (2013) Materials Research Society Travel Awards (2013) Student Award by Society of Information Display (SID) – LA Chapter (2011)

研究领域

Our mission is to use simple chemistry and physics to design materials that tackle today’s most critical energy and sustainability challenges. 1. Hybrid Electronic Materials 2. Polymer Single Crystals and Sustainable Polymers

近期论文

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Ajeet Singh, Biao Yuan, Md. Habibur Rahman, Hanjun Yang, Angana De, Jee Yung Park, Shuchen Zhang, Libai Huang, Arun Mannodi-Kanakkithodi, Timothy J. Pennycook, and Letian Dou*; “Two-Dimensional Halide Pb-Perovskite–Double Perovskite Epitaxial Heterostructures” Journal of the American Chemical Society 2023, DOI: 10.1021/jacs.3c06127. Jee Yung Park†, Ruyi Song†, Jie Liang†, Linrui Jin†, Kang Wang, Shunran Li, Enzheng Shi, Yao Gao, Matthias Zeller, Simon J. Teat, Peijun Guo, Libai Huang*, Yong Sheng Zhao*, Volker Blum*, Letian Dou*; “Thickness control of organic semiconductor-incorporated perovskites” Nature Chemistry 2023, DOI: 10.1038/s41557-023-01311-0. Yanqi Luo†*, Shuchen Zhang†, Jia-Shiang Chen, Xuedan Ma, Ke Ma, Junjing Deng, Yi Jiang, Luxi Li, Barry Lai, Si Chen, Sarah Wieghold, Letian Dou*; “Photo-induced halide redistribution in 2D halide perovskite lateral heterostructures” Joule 2023, DOI: 10.1016/j.joule.2023.08.003. Jee Yung Park, Yoon Ho Lee, Hyojung Kim, Letian Dou*; “Two-dimensional perovskite heterostructures for single crystal semiconductor devices” Journal of Applied Physics 2023, 134, 060901. Yahui Li, Hongzhi Zhou, Ming Xia, Hongzhi Shen, Tianyu Wang, Haikuo Gao, Xin Sheng, Yanxin Han, Zhong Chen, Letian Dou, Haiming Zhu*, Enzheng Shi*; “Phase-pure 2D tin halide perovskite thin flakes for stable lasing” Science Advances 2023, 9, eadh051. Seok Joo Yang†, Kang Wang†, Yanqi Luo, Jee Yung Park, Hanjun Yang, Aidan H Coffey, Ke Ma, Jiaonan Sun, Sarah Wieghold, Chenhui Zhu, Letian Dou*; “Two-Factor Phase Separations in Mixed-Halide Quasi-2D Perovskite LEDs: Dimensionality and Halide Segregations” ACS Energy Letters 2023, 8, 3693–3701. Ao Liu, Huihui Zhu*, Sai Bai, Youjin Reo, Mario Caironi, Annamaria Petrozza, Letian Dou, Yong-Young Noh*; “High-performance metal halide perovskite transistors” Nature Electronics 2023, 6, 559–571. Yoon Ho Lee, Jee Yung Park, Peiran Niu, Hanjun Yang, Dewei Sun, Libai Huang, Jianguo Mei, Letian Dou*; “One-Step Solution Patterning for Two-Dimensional Perovskite Nanoplate Arrays” ACS Nano 2023, DOI: 10.1021/acsnano.3c03605. Jisung Seo, Kang Wang*, Aidan H. Coffey, Guiying He, Hanjun Yang, Yoon Ho Lee, Ke Ma, Jiaonan Sun, Jee Yung Park, Han Zhao, Chongli Yuan, Chenhui Zhu, Matthew Y. Sfeir, Letian Dou*; “Reduced Energetic Disorders in Dion–Jacobson Perovskites for Efficient and Spectral Stable Blue LEDs” Advanced Optical Materials 2023, DOI: 10.1002/adom.202301164. Shuchen Zhang, Dewei Sun, Jiaonan Sun, Ke Ma, Zitang Wei, Jee Yung Park, Aidan H. Coffey, Chenhui Zhu, Letian Dou*, and Libai Huang*; “Unraveling the Effect of Stacking Configurations on Charge Transfer in WS2 and Organic Semiconductor Heterojunctions” Precision Chemistry 2023, DOI: 10.1021/prechem.3c00057. Zih-Yu Lin, Jiaonan Sun, Stephen Shiring, Letian Dou*, Brett M. Savoie*; “Design Rules for Two‐Dimensional Organic Semiconductor‐Incorporated Perovskites (OSiP) Gleaned from Thousands of Simulated Structures” Angewandte Chemie International Edition 2023, e202305298. Ke Ma, Jiaonan Sun, Harindi R. Atapattu, Bryon W. Larson, Hanjun Yang, Dewei Sun, Ke Chen, Kang Wang, Yoonho Lee, Yuanhao Tang, Anika Bhoopalam, Libai Huang, Kenneth R. Graham, Jianguo Mei, Letian Dou*; “Holistic energy landscape management in 2D/3D heterojunction via molecular engineering for efficient perovskite solar cells” Science Advances 2023, 9, eadg003. Linrui Jin, Alexander D Sample, Dewei Sun, Yao Gao, Shibin Deng, Ran Li, Letian Dou, Teri W Odom, Libai Huang*; “Enhanced Two-Dimensional Exciton Propagation via Strong Light–Matter Coupling with Surface Lattice Plasmons” ACS Photonics 2023, DOI:10.1021/acsphotonics.3c00466. Zihao Liang, Sheng-Ning Hsu, Ying Tan, Hamas Tahir, Ho Joong Kim, Kangying Liu, Jacob F Stoehr, Matthias Zeller, Letian Dou, Brett M Savoie, Bryan W Boudouris*; “Significant charge transport effects due to subtle molecular changes in nitroxide radical single crystals” Cell Reports Physical Science 2023, 4, 101409. Jiaonan Sun, Ke Ma, Zih‐Yu Lin, Yuanhao Tang, Dharini Varadharajan, Alexander X. Chen, Harindi R. Atapattu, Yoon Ho Lee, Ke Chen, Bryan W. Boudouris, Kenneth R. Graham, Darren J. Lipomi, Jianguo Mei*, Brett M. Savoie*, Letian Dou*; “Tailoring Molecular‐Scale Contact at Perovskite/Polymeric Hole Transporting Material Interface for Efficient Solar Cells” Advanced Materials 2023, DOI:10.1002/adma.202300647. Wenhao Shao, Seok Joo Yang, Kang Wang, Letian Dou*; “Light-Emitting Organic Semiconductor-Incorporated Perovskites: Fundamental Properties and Device Applications” The Journal of Physical Chemistry Letters 2023, 14, 2034-2046. Colton Fruhling, Kang Wang, Sarah Chowdhury, Xiaohui Xu, Jeffrey Simon, Alexander Kildishev, Letian Dou, Xiangeng Meng, Alexandra Boltasseva, Vladimir M. Shalaev*; “Coherent Random Lasing in Subwavelength Quasi-2D Perovskites” Laser & Photonics Reviews 2023, 17, 2200314. Kang Wang, Zih-Yu Lin, Zihan Zhang, Linrui Jin, Ke Ma, Aidan Coffey, Harindi Atapattu, Yao Gao, Jee Yung Park, Zitang Wei, Blake Finkenauer, Chenhui Zhu, Xiangeng Meng, Sarah N. Chowdhury, Zhaoyang Chen, Tanguy Terlier, Thi-Hoai Do, Yan Yao, Kenneth Graham, Alexandra Boltasseva, Tzung-Fang Guo, Libai Huang, Hanwei Gao, Brett Savoie, Letian Dou*; “Suppressing phase disproportionation in quasi-2D perovskite light-emitting diodes” Nature Communications 2023, 14, 397. (Featured in Editor’s Highlight) Blake P. Finkenauer, Yiyuan Zhang, Ke Ma, Jonathan W. Turnley, Jacob Schulz, Martín Gómez, Aidan H. Coffey, Dewei Sun, Jiaonan Sun, Rakesh Agrawal, Libai Huang, Letian Dou*; “Amine-Thiol/Selenol Chemistry for Efficient and Stable Perovskite Solar Cells” The Journal of Physical Chemistry C 2023, 127, 930-938. (Emerging Investigators special issue) Zihao Liang, Ying Tan, Sheng-Ning Hsu, Jacob F Stoehr, Hamas Tahir, Aaron B Woeppel, Suman Debnath, Matthias Zeller, Letian Dou, Brett M Savoie, Bryan W Boudouris*; “Charge transport and antiferromagnetic ordering in nitroxide radical crystals” Mol. Syst. Des. Eng. 2023, 8, 464-472. Joshua Thompson*, Victoria Lumsargis, Maja Feierabend, Quichen Zhao, Kang Wang, Letian Dou, Libai Huang, Ermin Malic*; “Interlayer exciton landscape in WS2/tetracene heterostructures” Nanoscale 2023, 15, 1730-1738. Songhao Guo, Yahui Li, Yuhong Mao, Weijian Tao, Kejun Bu, Tonghuan Fu, Chang Zhao, Hui Luo, Qingyang Hu, Haiming Zhu, Enzheng Shi, Wenge Yang, Letian Dou*, Xujie Lü*; “Reconfiguring band-edge states and charge distribution of organic semiconductor–incorporated 2D perovskites via pressure gating” Science Advances 2022, 8, eadd1984. Zitang Wei, Xiaokang Wang, Bumjoon Seo, Xuyi Luo, Qixuan Hu, Jack Jones, Matthias Zeller, Kang Wang, Brett M. Savoie, Kejie Zhao, Letian Dou*; “Side-Chain Control of Topochemical Polymer Single Crystals with Tunable Elastic Modulus” Angewandte Chemie International Edition 2022, DOI:10.1002/anie.202213840. Daria D Blach, Victoria A Lumsargis, Daniel E Clark, Chern Chuang, Kang Wang, Letian Dou, Richard D Schaller, Jianshu Cao, Christina W Li*, Libai Huang*; “Superradiance and Exciton Delocalization in Perovskite Quantum Dot Superlattices” Nano Letters 2022, DOI:10.1021/acs.nanolett.2c02427. Xuyi Luo†, Zitang Wei†, Bumjoon Seo†, Qixuan Hu, Xiaokang Wang, Joseph A. Romo, Mayank Jain, Mukerrem Cakmak, Bryan W. Boudouris, Kejie Zhao, Jianguo Mei, Brett M. Savoie, Letian Dou*; “Circularly Recyclable Polymers Featuring Topochemically Weakened Carbon–Carbon Bonds“ Journal of the American Chemical Society 2022, DOI: 10.1021/jacs.2c06417. Yuan Lu, Hao Wang, Yi Chen, Xiangchen Hu, Letian Dou, Qixi Mi, Zhijun Ning, Yi Yu*; “Focused ion beam preparation of halide perovskite microscopy specimens: evaluation of the beam induced damage“ Journal of Physics: Condensed Matter 2022, 34, 414004. Aidan H. Coffey, Seok Joo Yang, Martín Gómez, Blake P. Finkenauer, Tanguy Terlier, Chenhui Zhu, Letian Dou*; “Controlling Crystallization of Quasi-2D Perovskite Solar Cells: Incorporating Bulky Conjugated Ligands“ Adv. Energy Mater. 2022, 2201501. Dongqi Zheng, Mengwei Si, Sou-Chi Chang, Nazila Haratipour, Zhizhong Chen, Adam Charnas, Shouyuan Huang, Kang Wang, Letian Dou, Xianfan Xu, Uygar E. Avci, Peide D. Ye*; “Ultrathin two-dimensional van der Waals asymmetric ferroelectric semiconductor junctions” Journal of Applied Physics 2022 132, 054101. Kang Wang, Letian Dou*; “Colloidal nanocrystals for large-area LEDs.” Nature Nanotechnology 2022, 17, 562-563 . (News & Views) Blake P. Finkenauer, Akriti, Ke Ma, Letian Dou*; “Degradation and Self-Healing in Perovskite Solar Cells” ACS Appl. Mater. Interfaces 2022, 14, 24073-24088. Akriti, Zih-Yu Lin, Jee Yung Park, Hanjun Yang, Brett M. Savoie, Letian Dou*; “Anion diffusion in two-dimensional halide perovskites” APL Materials 2022, 10, 040903. (Editor’s pick) Kang Wang, Xiwen Gong, Yong Sheng Zhao, Sergey Makarov, Barry P Rand, Letian Dou*; “Halide Perovskites for Photonics and Optoelectronics: introduction to special issue” Optical Materials Express 2022, 12, 1764-1766. Yunfan Guo, Enzheng Shi*, Jiadi Zhu, Pin-Chun Shen, Jiangtao Wang, Yuxuan Lin, Yunwei Mao, Shibin Deng, Baini Li, Ji-Hoon Park, Ang-Yu Lu, Shuchen Zhang, Qingqing Ji, Zhe Li, Chenguang Qiu, Song Qiu, Qingwen Li, Letian Dou, Yue Wu, Jin Zhang, Tomás Palacios*, Anyuan Cao*, Jing Kong*; “Soft-lock drawing of super-aligned carbon nanotube bundles for nanometre electrical contacts.” Nature Nanotechnology 2022, 17, 278-284. Aihui Liang†, Ke Ma†, Yao Gao, Letian Dou*; “Tailoring Anchoring Groups in Low-Dimensional Organic Semiconductor-Incorporated Perovskites” Small Structures 2022, 3, 2100173. Ying Tan, Sheng-Ning Hsu, Hamas Tahir, Letian Dou, Brett M. Savoie, Bryan W. Boudouris*; “Electronic and Spintronic Open-Shell Macromolecules, Quo Vadis?” Journal of the American Chemical Society 2022, 144, 626-647. (Perspective article) Wenchao Zhao, Sheng-Ning Hsu, Bryan W. Boudouris, and Letian Dou*; “Two-Dimensional Organic Semiconductor-Incorporated Perovskite (OSiP) Electronics.” ACS Applied Electronic Materials 2021, 3, 5155-5164. (Spotlight article) Dong Meng, Ran Zheng, Yepin Zhao, Elizabeth Zhang, Letian Dou, Yang Yang*; “Near-infrared Materials: The Turning Point of Organic Photovoltaics.” Advanced Materials 2021, 34, 2107330. (Celebrating Prof. Yang Yang in Hall of Frame) Akriti†, Shuchen Zhang†, Zih-Yu Lin†, Enzheng Shi, Blake P. Finkenauer, Yao Gao, Alan J. Pistone, Ke Ma, Brett M. Savoie*, Letian Dou*; “Quantifying Anionic Diffusion in Two-Dimensional Halide Perovskites Lateral Heterostructures.” Advanced Materials 2021, 33, 2105183. (Rising Stars inaugural issue) Zitang Wei, Kang Wang, Wenchao Zhao, Yao Gao, Qixuan Hu, Ke Chen, Letian Dou*; “A Selenophene-Containing Conjugated Organic Ligand for Two-Dimensional Halide Perovskite.” Chemical Communications 2021, 57, 11469-11472. (Emerging Investigators special issue) Aihui Liang, Yao Gao*, Reza Asadpour, Zitang Wei, Blake P. Finkenauer, Linrui Jin, Jiaqi Yang, Kang Wang, Ke Chen, Peilin Liao, Chenhui Zhu, Libai Huang, Bryan W. Boudouris, Muhammad A. Alam, Letian Dou*; “Ligand-Driven Grain Engineering of High Mobility Two-Dimensional Perovskite Thin Film Transistors.” Journal of the American Chemical Society 2021, 143, 15215–15223. Sheng-Ning Hsu, Wenchao Zhao, Yao Gao, Akriti, Mauricio Segovia, Xianfan Xu, Bryan W. Boudouris*, Letian Dou*; “Thermoelectric Performance of Lead-Free Two-Dimensional Halide Perovskites Featuring Conjugated Ligands.” Nano Letters 2021, 21, 7839–7844. Yunfan Guo, Yuxuan Lin, Kaichen Xie, Biao Yuan, Jiadi Zhu, Pin-Chun Shen, Ang-Yu Lu, Cong Su, Enzheng Shi, Kunyan Zhang, Changan HuangFu, Haowei Xu, Zhengyang Cai, Ji-Hoon Park, Qingqing Ji, Jiangtao Wang, Xiaochuan Dai, Xuezeng Tian, Shengxi Huang, Letian Dou, Liying Jiao, Ju Li, Yi Yu, Juan-Carlos Idrobo, Ting Cao, Tomás Palacios, Jing Kong*; “Designing Artificial Two-Dimensional Landscapes via Atomic-Layer Substitution.” PNAS 2021, 118, e2106124118. Yao Gao, Letian Dou*; “Organic semiconductor-incorporated two-dimensional halide perovskites.” National Science Review 2021, 9, nwab111. Ke Ma, Harindi R. Atapattu, Qiuchen Zhao, Yao Gao, Blake P. Finkenauer, Kang Wang, Ke Chen, So Min Park, Aidan H. Coffey, Chenhui Zhu, Libai Huang, Kenneth R. Graham, Jianguo Mei*, Letian Dou*; “Multi-Functional Conjugated Ligand Engineering for Stable and Efficient Perovskite Solar Cells.” Advanced Materials 2021, 33, 2100791. Kang Wang, Jee Yung Park, Akriti, Letian Dou*; “Two‐dimensional halide perovskite quantum‐well emitters: A critical review.” EcoMat 2021, 3, e12104. Akriti†, Enzheng Shi†, Stephen B. Shiring†, Jiaqi Yang, Cindy L. Atencio-Martinez, Biao Yuan, Xiangchen Hu, Yao Gao, Blake P. Finkenauer, Alan J. Pistone, Yi Yu, Peilin Liao, Brett M. Savoie, Letian Dou*; “Layer-by-Layer Anionic Diffusion in Two-Dimensional Halide Perovskite Vertical Heterostructures”, Nature Nanotechnology 2021, 16, 584-591. Kang Wang†, Linrui Jin†, Yao Gao, Aihui Liang, Blake P. Finkenauer, Wenchao Zhao, Zitang Wei, Chenhui Zhu, Tzung-Fang Guo, Libai Huang, Letian Dou*; “Lead-Free Organic-Perovskite Hybrid Quantum Wells for Highly Stable Light-Emitting Diodes”, ACS Nano 2021, 15, 6316–6325. Aihui Liang†, Kang Wang†, Yao Gao, Blake P. Finkenauer, Chenhui Zhu, Linrui Jin, Libai Huang, Letian Dou*; “Highly Efficient Halide Perovskite Light-Emitting Diodes via Molecular Passivation”, Angewandte Chemie International Edition 2021, 60, 8337-8343. Ke Ma, Sheng-Ning Hsu, Yao Gao, Zitang Wei, Linrui Jin, Blake P. Finkenauer, Libai Huang, Bryan W. Boudouris,* Jianguo Mei,* Letian Dou*; “Organic Cation Engineering for Vertical Charge Transport in Lead-Free Perovskite Quantum Wells”, Small Science 2021, 1, 2000024. Blake P. Finkenauer, Yao Gao, Xiaokang Wang, Yue Tian, Zitang Wei, Chenhui Zhu, David J. Rokke, Linrui Jin, Lei Meng, Yang Yang, Libai Huang, Kejie Zhao, Letian Dou*; “Mechanically Robust and Self-Healable Perovskite Solar Cells”, Cell Reports Physical Science 2021, 2, 100320. Xin Li Phuah, Jaehun Cho, Akriti, Letian Dou, Wolfgang Rheinheimer, R Edwin García, Xinghang Zhang, Haiyan Wang*; “Field-assisted growth of one-dimensional ZnO nanostructures with high defect density”, Nanotechnology 2021, 32, 095603.