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Clark School

Long Chen

Postdoctoral Research Associate
Department of Chemical and Biomolecular Engineering
Room 4130 Chemistry Building
Building #091
University of Maryland, College Park, MD 20742

E-mail: longchen@umd.edu
Phone: 571-525-8067

Education

  • Ph.D. Physical Chemistry (Jul. 2013 – Jun. 2016) Laboratory of Advanced Materials, Fudan University Shanghai, PR China
  • Master. Chemical Engineering (Sept. 2010 – Jun. 2012) Department of Chemistry, Fudan University Shanghai, PR China
  • B.Sc. Chemistry (Sept. 2006 – Jun. 2010) Department of Chemistry, Soochow University Suzhou, PR China
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Research Interests

  • Aqueous Li-ion batteries
  • Anode materials for Li-ion batteries

Research Experience

Sept. 2010 to Now Fudan University. Advisor: Prof. Yongyao Xia

Part I: Aqueous Lithium-ion Battery 

  • Developed an aqueous lithium ion battery using O2 self-elimination materials to solve the problems carried by oxygen evolution when overcharged.
  • Performed the electrochemical performance and structure analysis on the NASCION structure LiTi2(PO4)3 and NaTi2(PO4)3 in different aqueous solutions.
  • Developed a new high-voltage aqueous battery approaching 3 V using an acidic–alkaline double electrolyte.
  • Developed an aqueous Mg ion battery with a stable cycle life.
  • Developed a high rate performance anode material for aqueous LIB with TiP2O7 and AC. ? Designed a three-electrode cell for in situ XRD analysis with aqueous electrolyte.

Part II: Sodium-ion battery

  • Developed a kind of sodium-ion battery using organic or polymer electrode materials with good cycle stability.

Part III: Water Splitting

  • Developed a new method to split the water electrolysis into two steps in order to prevent the H2 and O2 crossover. Oct. 2011-Mar. 2012 Research intern in Bosch (China), Fudan University, Advisor: Prof. Yongyao Xia, Dr. Yuqian Dou
  • Improved the cycling stability of spinel LiMn2O4 cathode material.
  • Performed the electrochemical performances analysis on the LiMn2O4 with different doping and coating materials.

Award and Honors

2014 Award for the outstanding Ph.D. student, Fudan University

2015 Award for the outstanding Ph.D. student, Fudan University

2016 Award for the outstanding graduates, Fudan University

Publications

Journal Articles

1. Long Chen, Xiaoli Dong, Yonggang Wang and Yongyao Xia, Separating Hydrogen and Oxygen Evolution in Alkaline Water Electrolysis Using Nickel Hydroxide. Nature Communications, 7, 11741 (2016).

2. Long Chen, Ziyang Guo, Yongyao Xia and Yonggang Wang, High-voltage aqueous battery approaching 3 V using an acidic–alkaline double electrolyte. Chemical Communications, 49, 2204–2206 (2013).

3. Long Chen, Xiaoli Dong, Fei Wang, Yonggang Wang, Yongyao Xia, Base-Acid hybrid water electrolysis. Chemical Communications, 52, 3147-3150 (2016).

4. Long Chen, Jingyuan Liu, Zhaowei Guo, Yonggang Wang, Yongyao Xia, Electrochemical Profile of LiTi2(PO4)3 and NaTi2(PO4)3 in Lithium, Sodium or Mixed Ion Aqueous Solutions. Journal of The Electrochemical Society, 163(6) A904-A910 (2016).

5. Long Chen, Wangyu Li, Zhaowei Guo, Yonggang Wang, Congxiao Wang, Yongyao Xia, Aqueous lithium-ion batteries using O2 self-elimination polyimides electrodes. Journal of The Electrochemical Society, 162 (10) A1972-A1977 (2015).

6.Long Chen, Wangyu Li, Yonggang Wang, Congxiao Wang, Yongyao Xia, Polyimide as anode electrode material for rechargeable sodium batteries. RSC Advances, 4, 25369–25373 (2014).

7. Long Chen, Junwei Lucas Bao, Xiaoli Dong, Donald G. Truhlar, Yonggang Wang and Yongyao Xia, From non-aqueous Mg-metal battery to aqueous Mg-ion battery. To be submitted.

8. Long Chen, Zhaowei Guo, Yonggang Wang and Yongyao Xia, TiP2O7/AC composite materials as anode material for aqueous lithium-ion batteries. In preparation.

9. Xiaoli Dong, Long Chen, Jingyuan Liu, Servane Haller, Yonggang Wang*, Yongyao Xia*, Environment-friendly Aqueous Li (or Na)-ion Battery with Fast Electrodes Kinetics and Super-long Life. Science Advances, 2, e1501038 (2016).

10. Xiaoli Dong, Long Chen, Xiuli Su, Yonggang Wang*, Yongyao Xia, Flexible aqueous Li-ion battery with high safety and large volumetric energy density. Angew. Chem. Int. Ed, In press (2016).

11. Yehua Wang, Long Chen, Yonggang Wang, Yongyao Xia, Cycling stability of spinel LiMn2O4 with different particle sizes in aqueous electrolyte. Electrochimica Acta, 173, 178–183 (2015).

12. Guannan Zhu, Long Chen, Yonggang Wang, Congxiao Wang, Renchao Che, Yongyao Xia, Binary Li4Ti5O12-Li2Ti3O7 nanocomposite as an anode material for Li-Ion batteries. Advanced Functional Materials, 23, 640–647 (2013).

13. Qiang Shu, Long Chen, Yongyao Xia, Xingao Gong, Xiao Gu, Proton-induced dysfunction mechanism of cathodes in an aqueous Lithium Ion Battery. The Journal of Physical Chemistry C, 117, 6929-6932 (2013).

14. Jinlong Liu, Long Chen, Mengyan Hou, Fei Wang, Renchao Che, Yongyao Xia, General synthesis of xLi2MnO3·(1-x)LiMn1/3Ni1/3Co1/3O2 nanomaterials by a molten-salt method: towards a high capacity and high power cathode for rechargeable lithium batteries. Journal of Materials Chemistry, 22, 25380–25387 (2012).

15. Yongyao Xia, Wangjun Cui, Long Chen, Yonggang Wang, Rongrong Jiang, Yuqian Dou, Longjie Zhou, PCT patent, patent application number: PCT/CN2012/070408.

16. Yongyao Xia, Yonggang Wang, Long Chen, PRC patent, patent application number: 201510184862.9.




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