1. 探究盐度对于聚电解质溶液的微观结构和流变学特性的影响, 提出普适的静电作用理论模型,阐释未解的实验现象。
G. Chen, A. Perazzo and H. A. Stone, Influence of salt on the viscosity of polyelectrolyte solutions, Phys. Rev. Lett., 124, 177801 (2020)
2. 研究气溶胶喷射印刷电子技术的打印机制,制定打印精度标准和精度优化方案
G. Chen, Y. Gu, H. Tsang, D. R. Hines and S. Das, The effect of droplet sizes on overspray in aerosol jet printing, Adv. Eng. Mater., 20 (8), 1701084 (2018)
N. Dalal, Y. Gu, G. Chen, D. R. Hines, A. Dasgupta and S. Das, Effects of gas flow rates on quality of aerosol jet printed traces with nanoparticle conducting ink, J. Electron. Packag., 142 (1): 011012 (2020)
3. 通过理论、数值计算等方法研究聚电解质刷的热力学特性、静电学特性、溶胀性、盐度响应性、pH响应性,以及研究由聚电解质修饰的纳米通道中纳米受限效应、电渗透、电滞效应、离子输运的特性等。
G. Chen, H. Sachar, S. Das, Efficient electrochemomechanical energy conversion in nanochannels grafted with end-charged polyelectrolyte brushes at medium and high salt concentration, Soft Matter, 14 (25), 5246-5255 (2018)
G. Chen, J. Patwary, H. Sachar, S. Das, Electrokinetics in nanochannels grafted with poly-zwitterionic brushes, Microfluid Nanofluid, 22: 112 (2018)
G. Chen and S. Das, Massively enhanced electroosmotic transport in nanochannels grafted with end-charged polyelectrolyte brushes, J. Phys. Chem. B, 121 (14), 3130–314 (2017)
G. Chen and S. Das, Thermodynamics, electrostatics, and ionic current in nanochannels grafted with pH-responsive end-charged polyelectrolyte brushes, Electrophoresis, 38, 720-729 (2017)
G. Chen and S. Das, Anomalous shrinking-swelling of nano-confined end charged polyelectrolyte brushes: interplay of confinement and electrostatic effects, J. Phys. Chem. B, 120, 6848-6857, (2017)
H. Li, G. Chen and S. Das, Electric double layer electrostatics of pH-responsive spherical polyelectrolyte brushes in the decoupled regime, Colloids and Surfaces B: Biointerfaces, 147, 180-190 (2016)
G. Chen, H. Li and S. Das, Scaling relationships for spherical polymer brushes revisited, J. Phys. Chem. B, 120 (23), 5272–5277 (2016)
J. Patwary, G. Chen, S. Das, Efficient electrochemomechanical energy conversion in nanochannels grafted with polyelectrolyte layers with pH-dependent charge density, Microfluidics and Nanofluidics, 20, 37 (2016)
S. Das, M. Banik, G. Chen, S. Sinha, and R. Mukherjee, Polyelectrolyte brushes: theory, modelling, synthesis, and applications, Soft Matter, 11, 8550-8583 (2015)
G. Chen and S. Das, Streaming potential and electroviscous effects in soft nanochannels beyond Debye-Hückel linearization, J. Colloid Interface Sci., 445, 357 (2015)
G. Chen and S. Das, Electroosmotic transport in polyelectrolyte-grafted nanochannels with pH-dependent charge density, J. Appl. Phys., 117, 185304 (2015)
G. Chen and S. Das, Electrostatics of soft charged interfaces with pH-dependent charge density: effect of consideration of appropriate hydrogen ion concentration distribution, RSC Adv., 5, 4493 (2015)
4. 智能材料与能源材料合作项目:柔性导电材料、热电材料、电池、海水淡化、污水处理、海面原油收集、木质结构传热传质等
S. He, C. Chen, G. Chen, F. Chen, J. Dai, J. Song, F. Jiang, C. Jia, H. Xie, Y. Yao, E. Hitz, R. Mi, M. Jiao, S. Das and L. Hu, High-Performance, Scalable Wood-Based Filtration Device with a Reversed-Tree Design, Chem. Mater., 32, 5, 1887-1895 (2020)
T. Li, X. Zhang, S. D. Lacey, R. Mi, X. Zhao, F. Jiang, J. Song, Z. Liu, G. Chen, J. Dai, Y. Yao, S. Das, R. Yang, R. M. Briber and L. Hu, Cellulose ionic conductors with high differential thermal voltage for low-grade heat harvesting, Nature Materials, 18, 608–613 (2019)
Y. Kuang, C. Chen, G. Chen, Y. Pei, G. Pastel, C. Jia, J. Song, R. Mi, B. Yang, S. Das, L. Hu, Bioinspired solar-heated carbon absorbent for rapid cleanup of highly viscous crude oil, Adv. Funct. Mater., 1900162 (2019)
T. Li, H. Liu, X. Zhao, G. Chen, J. Dai, G. Pastel, C. Jia, C. Chen, E. Hitz, S. Das, R. Yang, L. Hu, Scalable and highly efficient mesoporous wood-based solar steam generation device: localized heat, rapid water transport, Adv. Funct, Mater., 28 (16), 1707134 (2018)
C. Wang, S. Wang, G. Chen, W. Kong, W. Ping, J. Dai, G. Pastel, H. Xie, S. He, S. Das, L. Hu, Flexible, bio-compatible nanofluidic ion conductor, Chem. Mater., 30(21), 7707-7713 (2018)
H. Liu, C. Chen, G. Chen, Y. Kuang, X. Zhao, J. Song, C. Jia, X. Xu, E. Hitz, H. Xie, S. Wang, F. Jiang, T. Li, Y. Li, A. Gong, R. Yang, S. Das, L. Hu, High-performance solar steam device with layered channels: artificial tree with a reversed design, Adv. Energy Mater., 8 (8), 1701616, (2017)
C. Jia, Y. Li, Z. Yang, G. Chen, Y. Yao, F. Jiang, Y. Kuang, G. Pastel, H. Xie, B. Yang, S. Das, L. Hu, Rich mesostructures derived from natural woods for solar steam generation, Joule, 1, 588–599 (2017)
F. Chen, A. Gong, M. Zhu, G. Chen, S. D. Lacey, F. Jiang, Y. Li, Y. Wang, J. Dai, Y. Yao, J. Song, B. Liu, K. Fu, S. Das, L. Hu, Mesoporous, 3d wood membrane with nanoparticles for highly efficient water treatment, ACS Nano., 11 (4), 4275–4282, (2017)
M. Zhu, Y. Li, G. Chen, F. Jiang, Z. Yang, X. Luo, Y. Wang, S. D. Lacey, J. Dai, C. Wang, C. Jia, J. Wan, Y. Yao, A. Gong, B. Yang, Z. Yu, S. Das and L. Hu, Tree-inspired design for high-efficiency water extraction, Adv. Mater., 29 (44), 1704107 (2017)
Y. Wang, G. Sun, J. Dai, G. Chen, J. Morgenstern, Y. Wang, S. Kang, M. Zhu, S. Das, L. Cui, L. Hu, A high-performanced, low tortuosity wood carbon monolith reactor, Adv. Mater., 29, 2, 1604257 (2017)