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Hongkyung Lee

Hongkyung Lee

Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352


Dr. Hongkyung Lee is currently a Postdoctorate Research Associate in the Energy and Environment Directorate, PNNL. Dr. Lee has expertise and extensive experience in next-generation lithium batteries, including Li-air, Li-sulfur and Li metal. Especially, his research focuses are the development of high energy density electrode materials and advanced configurational cell design with functional battery components. Dr. Lee has more than 20 papers published in peer-reviewed professional journals, and holds 3 patents pending.

Research Interests

  • High energy density lithium batteries, especially in Li air, Li sulfur and Li metal
  • Cell component/configuration design
  • Interfacial chemistry/engineering for electrochemical cells

Education and Credentials

  • Ph.D. Chemical and Biomolecular Engineering, KAIST, South Korea, 2016
  • B.A. Chemical and Biomolecular Engineering, Yonsei University, South Korea, 2011

PNNL Publications


  • Chen S., C. Niu, H. Lee, Q. Li, L. Yu, W. Xu, and J. Zhang, et al. 2019. "Critical Parameters for Evaluating Coin Cells and Pouch Cells of Rechargeable Li-Metal Batteries." Joule 3, no. 4:1094-1105. PNNL-SA-131547. doi:10.1016/j.joule.2019.02.004
  • Lee J., Y. Kim, H. Jin, H. Noh, H. Kwack, H. Chu, and F. Ye, et al. 2019. "Tuning Two Interfaces with Fluoroethylene Carbonate Electrolytes for High Performance Li/LCO Batteries." ACS Omega 4, no. 2:3220-3227. PNNL-SA-137396. doi:10.1021/acsomega.8b03022
  • Ren X., L. Zou, S. Jiao, D. Mei, M.H. Engelhard, Q. Li, and H. Lee, et al. 2019. "High-Concentration Ether Electrolytes for Stable High-Voltage Lithium Metal Batteries." ACS Energy Letters 4, no. 4:896-902. PNNL-SA-134330. doi:10.1021/acsenergylett.9b00381
  • Shin Y., E.M. Winder, K. Han, H. Lee, and G.T. Bonheyo. 2019. "Enhanced capacities of mixed fatty acid-modified sawdust aggregators for remediation of crude oil spill." ACS Omega 4, no. 1:412-420. PNNL-SA-135555. doi:10.1021/acsomega.8b02293


  • Kim Y., H. Jin, D. Lee, J. Choi, W. Jo, H. Noh, and J. Lee, et al. 2018. "Guided Lithium Deposition by Surface Micro-Patterning of Lithium-Metal Electrodes." ChemElectroChem 5, no. 21:3169-3175. PNNL-SA-137394. doi:10.1002/celc.201800694
  • Lee H., H. Lim, X. Ren, L. Yu, M.H. Engelhard, K. Han, and J. Lee, et al. 2018. "Detrimental Effects of Chemical Crossover from the Lithium Anode to Cathode in Rechargeable Lithium Metal Batteries." ACS Energy Letters 3, no. 12:2921-2930. PNNL-SA-137789. doi:10.1021/acsenergylett.8b01819
  • Lee H., S. Chen, X. Ren, A.I. Martinez, V. Shutthanandan, V. Murugesan, and K. Han, et al. 2018. "Electrode Edge Effects and the Failure Mechanism of Lithium-Metal Batteries." ChemSusChem 11, no. 21:3821-3828. PNNL-SA-134550. doi:10.1002/cssc.201801445
  • Ye F., H. Noh, J. Lee, H. Lee, and H. Kim. 2018. "Li2S/Carbon Nanocomposite Strips from a Low-Temperature Conversion of Li2SO4 as High-Performance Lithium-Sulfur Cathodes." Journal of Materials Chemistry A 6, no. 15:6617-6624. PNNL-SA-133046. doi:10.1039/C8TA00515J
  • Yu L., N.L. Canfield, S. Chen, H. Lee, X. Ren, M.H. Engelhard, and Q. Li, et al. 2018. "Enhanced Stability of Lithium Metal Anode by using a 3D Porous Nickel Substrate." ChemElectroChem 5, no. 5:761-769. PNNL-SA-130543. doi:10.1002/celc.201701250
  • Yu L., S. Chen, H. Lee, L. Zhang, M.H. Engelhard, Q. Li, and S. Jiao, et al. 2018. "A Localized High-Concentration Electrolyte with Optimized Solvents and Lithium Difluoro(oxalate)borate Additive for Stable Lithium Metal Batteries." ACS Energy Letters 3, no. 9:2059-2067. PNNL-SA-134778. doi:10.1021/acsenergylett.8b00935


  • Jo W., H. Kang, J. Choi, H. Lee, and H. Kim. 2017. "Plasticized Polymer Interlayer for Low-Temperature Fabrication of a High-Quality Silver Nanowire-Based Flexible Transparent and Conductive Film." ACS Applied Materials & Interfaces 9, no. 17:15114-15121. PNNL-SA-127502. doi:10.1021/acsami.7b01344
  • Lee J., J. Song, H. Lee, H. Noh, Y. Kim, S. Kwon, and S. Lee, et al. 2017. "A Nanophase-separated, Quasi-solid State Polymeric Single Ion Conductor: Polysulfide Exclusion for Lithium Sulfur Batteries." ACS Energy Letters 2, no. 5:1232-1239. PNNL-SA-127621. doi:10.1021/acsenergylett.7b00289

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