2001–至今 教授，北京大学化学与分子工程学院 2000–2001 副教授，北京大学化学与分子工程学院 1998–2000 博士后，美国阿克伦大学、美国标准与技术研究院 1994–1998 理学博士，美国阿克伦大学高分子科学系 1991–1994 讲师，复旦大学材料科学系 1988–1991 理学硕士，复旦大学材料科学系 1984–1988 理学学士，复旦大学材料科学系

1． 新型侧链液晶高分子的结构与转变 2． 半结晶性高分子的结晶动力学与晶体形态 3． 多层次有序高分子功能材料体系 4． 聚合物材料的结构和性能关系

Multiple Phase Structures and Enhanced Dielectric Properties of Side-Chain Liquid Crystalline Polymer Containing Unique Biaxial Mesogen with Large Dipole Moment Zi-Fan Yang, Le Zhou, Wei Xia, Lan-Ying Zhang, Huai Yang, Yang Shen, Shuang Yang, Er-Qiang Chen Giant 2024, 19, 100305. Adsorption of triblock copolymers confined between two plates: An analytical approach Ji-Yu Chen, Lu-Wei Zhong, Er-Qiang Chen, Shuang Yang J. Chem. Phys. 2024, 160, 064909. Self-assembly induced by complexation of diblock copolyelectrolytes and oppositely charged homopolymers Ling Zhao, Zhi-Yuan Yin, Jia-Di Jiang, Er-Qiang Chen, Shuang Yang Chin. J. Polym. Sci. 2024, https://doi.org/10.1007/s10118-024-3080-1. Thin-Film Crystallization of Poly(butylene terephthalate) from the Anisotropic Amorphous State Bo-Yuan Zheng, Jia-Hui Wu, Zi-Fan Yang, Li-Dong Zheng, Shuang Yang, Ren Bao, Alexander Stroeks, and Er-Qiang Chen Macromolecules 2023, 56, 9650-9660. Cylindrical Side-chain Polymers: Structure, Viscoelasticity and Functional Applications Yi-ning Fan, Zi-Fan Yang, Jia-hui Wu, Ling Zhao, Wei Xia, Long-long Zhang, Jie Wang, Ji-yu Chen, Ming-he Sun, Jia-hua Li, Shuang Yang, Er-Qiang Chen Acta Polymerica Sinica, 2023, 54, 1468-1485. Precisely Controllable Artificial Muscle with Continuous Morphing based on “Breathing” of Supramolecular Columns Zi-Fan Yang, Jia-Hua Li, Xu Chen, Yi-Ning Fan, Jin Huang, Hai-Feng Yu, Shuang Yang, Er-Qiang Chen Adv. Mater. 2023, 35, 2211648. Multiphase Coacervation of Polyelectrolytes Driven by Asymmetry of Charged Sequence Xu Chen, Shuang Yang, Er-Qiang Chen Macromolecules 2023, 56, 3–14. Morphology and Dynamics of Coexisting Phases in Coacervate Solely Controlled by Crowded Environment Qing-Wen Bai, Xu Chen, Jia-Xin Chen, Zhi-Jun Liu, Ya-Nan Lin, Shuang Yang, De-Hai Liang ACS Macro Lett. 2022, 11, 1107-1111. Competition of Lamellar Crystal and Smectic Liquid Crystal in Precise Polyethylene Derivative Bearing Mesogenic Side-Chains Wen-Ying Chang, Yan-Fang Zhang, Jing Wang, Dong Shi, Xu-Qiang Jiang, Xiang-Kui Ren, Shuang Yang, Er-Qiang Chen CCS Chem. 2022, 4, 683–692. Multiphase Coacervates Driven by Electrostatic Correlations Xu Chen, Er-Qiang Chen, Shuang Yang.ACS Macro Lett. 2021, 10, 1041–1047. Folded Chain Lamellae of Dynamic Helical Poly(phenylacetylene) in the Hexagonal Columnar Phase Yan-Fang Zhang, Xu Chen, Xiao-Song Yu, Jia-Xin Chen, Ming-Qiu Hu, Bo-Yuan Zheng, Yi-Xin Liu, Shuang Yang, Er-Qiang Chen Macromolecules 2021, 54, 6038−6044. The effect of ion pairs on coacervate-driven self-assembly of block polyelectrolytes Jiadi Jiang, Er-Qiang Chen, Shuang Yang J. Chem. Phys. 2021, 154, 144903. Structures and properties of side-chain liquid crystalline polynorbornenes containing an amide group: hydrogen bonding interactions and spacer length effects Dong Shi, Wen-Ying Chang, Xiang-Kui Ren, Shuang Yang, Er-Qiang Chen Polym. Chem. 2020, 11, 4749-4759. The size and affinity effect of counterions on self-assembly of charged block copolymers Jiadi Jiang, Xu Chen, Shuang Yang, Er-Qiang Chen. J. Chem. Phys. 2020, 152, 124901. Multivalent counterions induced attraction between DNA polyelectrolytes Xu Chen, Er-Qiang Chen, Shuang Yang. RSC Advances 2020, 10, 1890-1900. Precise Polyethylene Derivatives Bearing Mesogenic Side-Chains: Delicate Self-Assembly Depending on Graft Density Wen-Ying Chang, Dong Shi, Xu-Qiang Jiang, Jia-Di Jiang, Yang Zhao, Xiang-Kui Ren, Shuang Yang, Er-Qiang Chen.Polymer Chemistry 2020, 11, 1454-1461. Highly Ordered Sub-10 nm Patterns Based on Multichain Columns of Side-Chain Liquid Crystalline Polymers Xu-Qiang Jiang, Rui-Ying Zhao, Wen-Ying Chang, Dong-Xiao Yin, Ye-Chang Guo, Wei Wang, De-Hai Liang, Shuang Yang, An-Chang Shi, Er-Qiang Chen.Macromolecules 2019, 52, 5033−5041. Isophthalate-Based Room Temperature Phosphorescence: From Small Molecule to Side-Chain Jacketed Liquid Crystalline Polymer Yan-Fang Zhang, Yue-Chao Wang, Xiao-Song Yu, Yang Zhao, Xiang-Kui Ren, Jian-Feng Zhao, Jun Wang, Xu-Qiang Jiang, Wen-Ying Chang, Jun-Feng Zheng, Zhen-Qiang Yu, Shuang Yang, Er-Qiang Chen. Macromolecules 2019, 52, 2495−2503. Depletion driven self-assembly of block copolymer solutions by homopolymers Tao Yang, Zhen Lei, Shuang Yang, Er-Qiang Chen. Phys. Chem. Chem. Phys. 2019, 21, 2121—2127. Homopolymer and Random Copolymer of Polyhedral Oligomeric Silsesquioxane (POSS)-Based Side-Chain Polynorbornenes: Flexible Spacer Effect and Composition Dependence Xiao-Hui Zheng, Jian-Feng Zhao, Ti-Peng Zhao, Tao Yang, Xiang-Kui Ren, Chen-Yang Liu, Shuang Yang, Er-Qiang Chen.Macromolecules 2018, 51, 4484−4493. Revisiting the Thermal Transition of β Form Polyamide-6: Evolution of Structure and Morphology in Uniaxially Stretched Films Jia-Ru Xu, Xiang-Kui Ren, Tao Yang, Xu-Qiang Jiang, Wen-Ying Chang, Shuang Yang, Alexander Stroeks, Er-Qiang Chen.Macromolecules 2018, 51, 137−150. Sharp and strong "Brill transition" of poly(hexamethylene dithiocarbonate)Zhao, T.-P.; Celli, A.; Ren, X.-K.; Xu, J.-R.; Yang, S.; Liu, C.-Y.; Chen, E.-Q.Polymer 2017, 113, 267-273. Thermoplastic High Strain Multishape Memory Polymer: Side-Chain Polynorbornene with Columnar Liquid Crystalline Phase Zhao, R.; Zhao, T.; Jiang, X.; Liu, X.; Shi, D.; Liu, C.; Yang, S.; Chen, E.-Q.Adv Mater 2017, 29 (12) Synthesis and self-organization of azobenzene containing hemiphasmidic side-chain liquid-crystalline polymers with different spacer lengths Xu, Y.-S.; Shi, D.; Gu, J.; Lei, Z.; Xie, H.-L.; Zhao, T.-P.; Yang, S.; Chen, E.-Q.Polym Chem-Uk 2016, 7 (2), 462-473 Helical Polyacetylene-Based Switchable Chiral Columnar Phases: Frustrated Chain Packing and Two-Way Shape Actuator Wang, J.; Liu, X.-Q.; Ren, X.-K.; Zhang, B.; Yang, S.; Cao, Y.; Liu, F.; Lotz, B.; Chen, E.-Q.Chem-Asian J 2016, 11 (17), 2387-2391 Entropy effect of alkyl tails on phase behaviors of side-chain-jacketed polyacetylenes: Columnar phase and isotropic phase reentry Liu, X.; Wang, J.; Yang, S.; Men, Y.; Sun, P.; Chen, E.-Q.Polymer 2016, 87, 260-267 Regulating block copolymer phases via selective homopolymers Shuang Yang, Zhen Lei, Nan Hu, Er-Qiang Chen and An-Chang Shi J. Chem. Phys. 2015, 142, 124903 Curvature elasticity of a grafted polyelectrolyte brush Zhen Lei, Bing Miao, Shuang Yang and Er-Qiang Chen Phys. Rev. E 2015, 91, 062602 Membrane rigidity induced by grafted polymer brush Zhen Lei, Shuang Yang and Er-Qiang Chen Soft Matter 2015, 11, 1376 Self-Organized Columnar Phase of Side-Chain Liquid Crystalline Polymers: To Precisely Control the Number of Chains Bundled in a Supramolecular Column Xiao-Qing Liu, Jun Wang, Shuang Yang and Er-Qiang Chen ACS Macro Lett. 2014, 3, 834-838 A complex of poly(4-vinylpyridine) and tolane based hemi-phasmid benzoic acid: towards luminescent supramolecular side-chain liquid crystalline polymers Shao-Jie Wang, Rui-Ying Zhao, Shuang Yang, Zhen-Qiang Yu and Er-Qiang Chen Chem. Commun. 2014, 50, 8378 Lamellar orientation of polyamide 6 thin film crystallization on solid substrates Lu-Wei Zhong, Xiang-Kui Ren, Shuang Yang, Er-Qiang Chen, Chun-Xia Sun, Alexander Stroeks, Tie-Ying Yang polymer 2014, 55, 4332 An ABA triblock containing a central soft block of poly[2,5-di(n-hexogycarbonyl)styrene] and outer hard block of poly(4-vinylpyridine): synthesis, phase behavior and mechanical enhancement Xin Liu,Rui-Ying Zhao,Ti-Peng Zhao,Chen-Yang Liu,Shuang Yang and Er-Qiang Chen RSC.Adv. 2014, 4, 118431-18441 Novel optical anisotropy of a liquid crystalline "cubic" phase in a discotic crown ether derivative Ben Zhang,Jun Wang,Zhen-Qiang Yu,Shuang Yang,An-Chang Shi and Er-Qiang Chen J.Mater.Chem.C. 2014, 2, 5168-5175 Composites of Functional Poly(phenylacetylene)s and Single-Walled Carbon Nanotubes: Preparation, Dispersion, and Near Infrared Photoresponsive Properties Xiao-Qing Liu,Yi-Lun Li,Yuan-Wei Lin,Shuang Yang,Xue-Feng Guo,Yan Li,Juan Yang, and Er-Qiang Chen Macromolecules. 2013, 46, 8479-8487 A reproducible mechano-responsive luminescent system based on a discotic crown ether derivative doped with fluorophores: taking advantage of the phase transition of a matrix Ben Zhang,Chih-Hao Hsu,Zhen-Qiang Yu,Shuang Yang and Er-Qiang Chen Chem.Commun. 2013, 49, 8872-8874 Crystal Structure and Molecular Packing Behavior of Poly(2,3- diphenyl-1,4-phenylenevinylene) Derivatives Containing Alkyl Side- Chains Xiang-Kui Ren,Yu-Chun Wu,Shao-Jie Wang,Shi-Dong Jiang,Jun-Feng Zheng,Shuang Yang, Er-Qiang Chen, Chien-Lung Wang,and Chain-Shu Hsu Macromolecules. 2013, 46, 155-163 Crystal orientation and melting behavior of poly(ε-caprolactone) under one-dimensionally "hard" confined microenvironment Xuan-bo Liu, Yong-feng Zhao, Xing-he Fan and Er-qiang Chen Chin. J. Polym. Sci. 2013, 31, 946-958 Side-Chain Liquid-Crystalline Polymers Based on Flexible Rod-Like Mesogen Directly Attached to Backbone Jun-Feng Zheng,Zhen-Qiang Yu, Xin Liu, Xiao-Fang Chen, Shuang Yang, Er-Qiang Chen J. Polym. Sci. Part A: Polym. Chem. 2012, 50, 5023-5031 Phase Behavior of a Hydrogen-Bonded Polymer with Lamella-to- Cylinder Transition: Complex of Poly(4-vinylpyridine) and Small Dendritic Benzoic Acid Derivative Shao-Jie Wang, Yan-Shuang Xu, Shuang Yang,* and Er-Qiang Chen Macromolecules. 2012, 45, 8760-8769 nterchain Hydrogen Bonding Interaction Induced phase Behaviors of Poly(ethylene oxide)-b-poly(N-vinylcarbazole)/Poly(acrylic acid) Blend Nan Hu,Yun-Shu Zhang,Shen-Tong Sun,Lu-Wei Zhong,Zhen Lei,Pei-Yi Wu,Shuang Yang, and Er-Qiang Chen Macromolecules. 2012, 45, 5546-5555 Memory effect on solution crystallization of high molecular weight poly(ethylene oxide)Yun-Shu Zhang, Lu-Wei Zhong, Shuang Yang, De-Hai Liang, Er-Qiang Chen Polymer. 2012, 53, 3621-3628 Hemiphasmidic Side-Chain Liquid Crystalline Polymer: From Smectic C Phase to Columnar Phase with a Bundle of Chains as Its Building Block Jun-Feng Zheng, Xin Liu, Xiao-Fang Chen, Xiang-Kui Ren, Shuang Yang, and Er-Qiang Chen ACS Macro Lett. 2012, 1, 641-645 Combined Main-Chain/Side-Chain Liquid Crystalline Polymer with Main-Chain On the basis of "Jacketing" Effect and Side-Chain Containing Azobenzene Groups He-Lou Xie, Shao-Jie Wang,Guan-Qun Zhong, Yi-Xin Liu,Hai-Liang Zhang,and Er-Qiang Chen Macromolecules. 2011, 44, 7600-7609 Phase Selection Pathways in Ultrathin Film Crystallization of a Low Molecular Weight Poly(ethylene oxide) Fraction on Mica Surfaces Yi-Xin Liu, Lu-Wei Zhong, Shi-Zhao Su,and Er-Qiang Chen Macromolecules. 2011, 44, 8819-8828 Synthesis of Diblock Copolymers Containing Poly(N-vinylcarbazole) by Reversible Addition-Fragmentation Chain Transfer Polymerization Nan Hu, Wen-Xi Ji, Yin-Yin Tong, Zi-Chen Li, Er-Qiang Chen J. Polym. Sci. Part A: Polym. Chem. 2010, 48, 4621-4626 Smectic Aggregates of Sheet-Like Side-Chain Liquid Crystalline Polyacetylenes Directly Formed During Solution Polymerization Lu-Mei Liu, Kai-Peng Liu, Yu-Ping Dong, Er-Qiang Chen and Ben Zhong Tang Macromolecules 2010, 43, 6014-6023