Skip to Main Content U.S. Department of Energy
Energy and Environment Directorate

Daiwon Choi

Daiwon Choi

Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352
(509) 375-4341


Dr. Choi joined Pacific Northwest National Laboratory in 2007 and has been conducting researches in hydrogen storage, electrochemical sensor, water purification and energy storage devices. With more than 15 years of experience in materials science, his research interest lies in material design for various applications. Dr. Choi is an author of more than 40 research papers, 3 book chapters, and an inventor of five US patents.

Research Interests

  • Li-ion battery electrode materials
  • Electrochemical energy storage
  • Material synthesis

Education and Credentials

  • Ph.D. Materials Science and Engineering, Carnegie Mellon University
  • M.S. Materials Science and Engineering, Carnegie Mellon University
  • M.S. Ceramic Engineering, Yonsei University
  • B.A. Ceramic Engineering, Yonsei University

PNNL Patents

PNNL Publications


  • Chang H., I.A. Rodriguez Perez, M.R. Fayette, N.L. Canfield, H. Pan, D. Choi, and X. Li, et al. 2021. "Effects of Water-Based Binders on Electrochemical Performance of Manganese Dioxide Cathode in Mild Aqueous Zinc Batteries." Carbon Energy 3, no. 3:473-481. PNNL-SA-154267. doi:10.1002/cey2.84
  • Choi D., N. Shamim, A.J. Crawford, Q. Huang, C.K. Vartanian, V.V. Viswanathan, and M.D. Paiss, et al. 2021. "LI-ION BATTERY TECHNOLOGY FOR GRID APPLICATION." Journal of Power Sources 511. PNNL-SA-161888. doi:10.1016/j.jpowsour.2021.230419
  • Rodriguez Perez I.A., H. Chang, M.R. Fayette, B. Modachur Sivakumar, D. Choi, X. Li, and D.M. Reed. 2021. "Mechanistic Investigation of Redox Processes in Zn-MnO2 battery in Mild Aqueous Electrolytes." Journal of Materials Chemistry A 9, no. 36:20766-20775. PNNL-SA-163119. doi:10.1039/D1TA05022B


  • Murugesan V., J. Cho, N. Govind, A. Andersen, M.J. Olszta, K. Han, and G. Li, et al. 2019. "Lithium Insertion Mechanism in Iron Fluoride Nanoparticles Prepared by Catalytic Decomposition of Fluoropolymer." ACS Applied Energy Materials 2, no. 3:1832-1843. PNNL-SA-138144. doi:10.1021/acsaem.8b01983


  • Choi D., P. Jampani Hanumantha, J.R. Jayakody, S.G. Greenbaum, and P.N. Kumta. 2018. "Synthesis, Surface Chemistry and Pseudocapacitance Mechanisms of VN Nanocrystals Derived by a Simple Two-step Halide Approach." Materials Science and Engineering B: Advanced Functional Solid-state Materials 230. PNNL-SA-129110. doi:10.1016/j.mseb.2017.12.017
  • Crawford A.J., Q. Huang, M. Kintner-Meyer, J. Zhang, D.M. Reed, V.L. Sprenkle, and V.V. Viswanathan, et al. 2018. "Lifecycle Comparison of Selected Li-ion Battery Chemistries under Grid and Electric Vehicle Duty Cycle Combinations." Journal of Power Sources 380. PNNL-SA-128874. doi:10.1016/j.jpowsour.2018.01.080


  • Cho S., M. Uddin, P.K. Alaboina, S.S. Han, M.I. Nandasiri, Y.S. Choi, and E. Hu, et al. 2017. "Exploring Lithium Deficiency in Layered Oxide Cathode for Li-ion Battery." Advanced Systainable Systems 1, no. 7:Article No. 1700026. PNNL-SA-126077. doi:10.1002/adsu.201700026
  • Choi D., C. Zhu, S. Fu, D. Du, M.H. Engelhard, and Y. Lin. 2017. "Electrochemically Controlled Ion-exchange Property of Carbon Nanotubes/Polypyrrole Nanocomposite in Various Electrolyte Solutions." Electroanalysis 29, no. 3:929-936. PNNL-SA-120743. doi:10.1002/elan.201600466


  • Cheng Y., D. Choi, K. Han, K.T. Mueller, J. Zhang, V.L. Sprenkle, and J. Liu, et al. 2016. "Toward the Design of High Voltage Magnesium-Lithium Hybrid Batteries Using Dual-Salt Electrolytes." Chemical Communications 52, no. 31:5379-5382. PNNL-SA-115745. doi:10.1039/C6CC00986G
  • Cheng Y., H. Chang, H. Dong, D. Choi, V.L. Sprenkle, J. Liu, and Y. Yao, et al. 2016. "Rechargeable MgLi Hybrid Batteries: Status and Challenges." Journal of Materials Research 31, no. 20:3125-3141. PNNL-SA-119216. doi:10.1557/jmr.2016.331
  • Choi D., X. Li, W.A. Henderson, Q. Huang, S.K. Nune, J.P. Lemmon, and V.L. Sprenkle. 2016. "LiCoPO4 Cathode from a CoHPO4xH2O Nanoplate Precursor for High Voltage Li-ion Batteries." Heliyon 2, no. 2. PNNL-SA-112654. doi:10.1016/j.heliyon.2016.e00081
  • Huang Q., E.D. Walter, L. Cosimbescu, D. Choi, and J.P. Lemmon. 2016. "In situ electrochemical-electron spin resonance investigations of multi-electron redox reaction for organic radical cathodes." Journal of Power Sources 306. PNNL-SA-107032. doi:10.1016/j.jpowsour.2015.11.080


  • Jeon J., L. Zhang, J. Lutkenhaus, D.D. Laskar, J.P. Lemmon, D. Choi, and M.I. Nandasiri, et al. 2015. "Controlling Porosity in Lignin-Derived Nanoporous Carbon for Supercapacitor Applications." ChemSusChem 8, no. 3:428-432. PNNL-SA-106038. doi:10.1002/cssc.201402621


  • Lv D., M. Gordin, R. Yi, T. Xu, J. Song, Y. Jiang, and D. Choi, et al. 2014. "GeOx/Reduced Graphene Oxide Composite as an Anode for Li-ion Batteries: Enhanced Capacity via Reversible Utilization of Li2O along with Improved Rate Performance." Advanced Functional Materials 24, no. 8:1059-1066. PNNL-SA-98096. doi:10.1002/adfm.201301882
  • Song J., Z. Yu, M. Gordin, S. Hu, R. Yi, D. Tang, and T. Walter, et al. 2014. "Chemically Bonded Phosphorus/Graphene Hybrid as a High Performance Anode for Sodium-Ion Batteries." Nano Letters 14, no. 11:6329-6335. PNNL-SA-109555. doi:10.1021/nl502759z
  • Wang W., X. Wei, D. Choi, X. Lu, G. Yang, and C. Sun. 2014. "Electrochemical cells for medium- and large-scale energy storage." In Advances in Batteries for Medium and Large-Scale Energy Storage, edited by C Menictas, M Skyllas-Kazacos and LT Mariana. 3-28. Waltham, Massachusetts:Woodhead Publishing. PNNL-SA-100840.


  • Huang Q., D. Choi, L. Cosimbescu, and J.P. Lemmon. 2013. "Multi-electron redox reaction of an organic radical cathode induced by a mesopore carbon network with nitroxide polymers." Physical Chemistry Chemical Physics. PCCP 15, no. 48:20921-20928. PNNL-SA-94276. doi:10.1039/c3cp54358g
  • Moon G., Y. Shin, D. Choi, B.W. Arey, G.J. Exarhos, C.M. Wang, and W. Choi, et al. 2013. "Catalytic Templating Approaches for Three-Dimensional Hollow Carbon/Graphene Oxide Nano-Architectures." Nanoscale 5, no. 14:6291-6296. PNNL-SA-93702. doi:10.1039/C3NR01387A
  • Wang W., D. Choi, and Z. Yang. 2013. "Li-Ion Battery with LiFePO4 Cathode and Li4Ti5O12 Anode for Stationary Energy Storage." Metallurgical and Materials Transactions. A, Physical Metallurgy and Materials Science 44A, no. 1 Supplement:21-25. PNNL-SA-74420. doi:10.1007/s11661-012-1284-4
  • Xu W., X. Chen, W. Wang, D. Choi, F. Ding, J. Zheng, and Z. Nie, et al. 2013. "Simply AlF3-treated Li4Ti5O12 composite anode materials for stable and ultrahigh power lithium-ion batteries." Journal of Power Sources 236. PNNL-SA-91887. doi:10.1016/j.jpowsour.2013.02.055
  • Yi R., J. Feng, D. Lv, M. Gordin, S. Chen, D. Choi, and D. Wang. 2013. "Amorphous Zn2GeO4 Nanoparticles as Anodes with High Reversible Capacity and Long Cycling Life for Li-ion Batteries." Nano Energy 2, no. 4:498-504. PNNL-SA-93003. doi:10.1016/j.nanoen.2012.12.001


  • Ding F., W. Xu, D. Choi, W. Wang, X. Li, M.H. Engelhard, and X. Chen, et al. 2012. "Enhanced performance of graphite anode materials by AlF3 coating for lithium-ion batteries." Journal of Materials Chemistry 22, no. 25:12745-12751. PNNL-SA-85418. doi:10.1039/c2jm31015e
  • Wang W., W. Xu, L. Cosimbescu, D. Choi, L. Li, and Z. Yang. 2012. "Anthraquinone with Tailored Structure for Nonaqueous Metal-Organic Redox Flow Battery." Chemical Communications 48, no. 53:6669-6671. PNNL-SA-87199. doi:10.1039/C2CC32466K
  • Xiao J., X. Chen, P.V. Sushko, M.L. Sushko, L. Kovarik, J. Feng, and Z. Deng, et al. 2012. "High-Performance LiNi0.5Mn1.5O4 Spinel Controlled by Mn3+ Concentration and Site Disorder." Advanced Materials 24, no. 16:2109-2116. PNNL-SA-84168. doi:10.1002/adma.201104767
  • Zhang J., W. Wang, J. Xiao, W. Xu, G.L. Graff, Z. Yang, and D. Choi, et al. 2012. "Silicon Based Anodes for Li-Ion Batteries." In Encyclopedia of Sustainability Science and Technology. New York, New York:Springer. PNNL-SA-75702.


  • Cao Y., L. Xiao, W. Wang, D. Choi, Z. Nie, J. Yu, and L.V. Saraf, et al. 2011. "Reversible Sodium Ion Insertion in Single Crystalline Manganese Oxide Nanowires with Long Cycle Life." Advanced Materials 23, no. 28:3155-3160. PNNL-SA-78702. doi:10.1002/adma.201100904
  • Choi D., J. Xiao, Y. Choi, J.S. Hardy, M. Vijayakumar, M.S. Bhuvaneswari, and J. Liu, et al. 2011. "Thermal Stability and Phase Transformation of Electrochemically Charged/Discharged LiMnPO4 Cathode for Li-Ion Battery." Energy & Environmental Science 4, no. 11:4560-4566. PNNL-SA-79713. doi:10.1039/C1EE01501J
  • Choi D., W. Wang, and Z. Yang. 2011. "Material Challenges and Perspectives." In Lithium Ion Batteries: Advanced Materials and Technologies, edited by X Yuan, et al. 1-50. Boca Raton, Florida:CRC Press. PNNL-SA-76721.
  • Pan A., D. Choi, J. Zhang, S. Liang, G. Cao, Z. Nie, and B.W. Arey, et al. 2011. "High-Rate Cathodes Based on Li3V2(PO4)3 Nanobelts Prepared via Surfactant-Assisted Fabrication." Journal of Power Sources 196, no. 7:3646-3649. PNNL-SA-75901. doi:10.1016/j.jpowsour.2010.12.067
  • Wang C.M., W. Xu, J. Liu, J. Zhang, L.V. Saraf, B.W. Arey, and D. Choi, et al. 2011. "In Situ Transmission Electron Microscopy Observation of Microstructure and Phase Evolution in a SnO2 Nanowire during Lithium Intercalation." Nano Letters 11, no. 5:1874-1880. PNNL-SA-71521. doi:10.1021/nl200272n
  • Xiao J., N. Chernova, S. Upreti, X. Chen, Z. Li, Z. Deng, and D. Choi, et al. 2011. "Electrochemical Performances of LiMnPO4 Synthesized from Non-Stoichiometric Li/Mn Ratio." Physical Chemistry Chemical Physics. PCCP 13, no. 40:18099-18106. PNNL-SA-79384. doi:10.1039/C1CP22658D
  • Yang Z., J. Zhang, M.C. Kintner-Meyer, X. Lu, D. Choi, J.P. Lemmon, and J. Liu. 2011. "Electrochemical Energy Storage for Green Grid." Chemical Reviews 111, no. 5:3577-3613. PNNL-SA-76053. doi:10.1021/cr100290v


  • Choi D., D. Wang, I. Bae, J. Xiao, Z. Nie, W. Wang, and V.V. Viswanathan, et al. 2010. "LiMnPO4 Nanoplate Grown via Solid-State Reaction in Molten Hydrocarbon for Li-ion Battery Cathode." Nano Letters 10, no. 8:2799-2805. PNNL-SA-70835. doi:10.1021/nl1007085
  • Pan A., J. Liu, J. Zhang, G.H. Cao, W. Xu, Z. Nie, and J. Xiao, et al. 2010. "Template Free Synthesis of LiV3O8 Nanorods as a Cathode Material for High-Rate Secondary Lithium Batteries." Journal of Materials Chemistry 21, no. 4:1153-1161. PNNL-SA-73809. doi:10.1039/c0jm02810j
  • Viswanathan V.V., D. Choi, D. Wang, W. Xu, S.A. Towne, R.E. Williford, and J. Zhang, et al. 2010. "Effect of entropy of lithium intercalation in cathodes and anodes on Li-ion battery thermal management." Journal of Power Sources 195, no. 11:3720-3729. PNNL-SA-68775. doi:10.1016/j.jpowsour.2009.11.103
  • Wang C.M., W. Xu, J. Liu, D. Choi, B.W. Arey, L.V. Saraf, and J. Zhang, et al. 2010. "In-situ Transmission Electron Microscopy and Spectroscopy Studies of Interfaces in Li-ion Batteries: Challenges and Opportunities." Journal of Materials Research 25, no. 8:1541-1547. PNNL-SA-70434. doi:10.1557/JMR.2010.0198
  • Wang D., R. Kou, D. Choi, Z. Yang, Z. Nie, J. Li, and L.V. Saraf, et al. 2010. "Ternary Self-Assembly of Ordered Metal Oxide-Graphene Nanocomposites for Electrochemical Energy Storage." ACS Nano 4, no. 3:1587-1595. PNNL-SA-70609. doi:10.1021/nn901819n
  • Xiao J., D. Choi, L. Cosimbescu, P.K. Koech, J. Liu, and J.P. Lemmon. 2010. "Exfoliated MoS2 Nanocomposite as an Anode Material for Lithium Ion Batteries." Chemistry of Materials 22, no. 16:4522-4524. PNNL-SA-72496.
  • Xiao J., W. Xu, D. Wang, D. Choi, W. Wang, X. Li, and G.L. Graff, et al. 2010. "Stabilization of Silicon Anode for Li-Ion Batteries." Journal of the Electrochemical Society 157, no. 10:A1047-A1051. PNNL-SA-72047. doi:10.1149/1.3464767
  • Xu T., W. Wang, M. Gordin, D. Wang, and D. Choi. 2010. "Lithium-ion Batteries for Stationary Energy Storage." JOM. The Journal of the Minerals, Metals and Materials Society 62, no. 9:24-30. PNNL-SA-74003.
  • Zhang J., J. Liu, D. Wang, D. Choi, L.S. Fifield, C.M. Wang, and G. Xia, et al. 2010. "Vapor-Induced Solid-Liquid-Solid Process for Silicon-based Nanowire Growth." Journal of Power Sources 195, no. 6 SP ISS:1691-1697. PNNL-SA-67705.


  • Lin Y., D. Choi, J. Wang, and J.R. Bontha. 2009. "Nanomaterials-Enhanced Electrically Switched Ion Exchange Process for Water Treatment." In Nanotechnology Applications for Clean Water, edited by M. Savage, et al. 179-189. Norwich, New York:William Andrew. PNNL-SA-59140.
  • Wang C.M., Z. Yang, S. Thevuthasan, J. Liu, D.R. Baer, D. Choi, and D. Wang, et al. 2009. "Crystal and Electronic Structure of Lithiated Nanosized RutileTiO2 by Electron Diffraction and Electron Energy-loss Spectroscopy." Applied Physics Letters 94, no. 23:Art. No.: 233116. PNNL-SA-63617. doi:10.1063/1.3152783
  • Wang D., D. Choi, J. Li, Z. Yang, Z. Nie, R. Kou, and D. Hu, et al. 2009. "Self-assembled TiO2-Graphene Hybrid Nanostructures for Enhanced Li-ion Insertion." ACS Nano 3, no. 4:907-914. PNNL-SA-64760.
  • Wang H., J. Wang, D. Choi, Z. Tang, H. Wu, and Y. Lin. 2009. "EQCM Immunoassay for Phosphorylated Acetylcholinesterase as a Biomarker for Organophosphate Exposures Based on Selective Zirconia Adsorption and Enzyme-Catalytic Precipitation." Biosensors and Bioelectronics 24, no. 8:2377-2383. PNNL-SA-62076.
  • Xiao J., W. Xu, D. Choi, and J. Zhang. 2009. "Synthesis and Characterization of Lithium Manganese Phosphate by a precipitation method." Journal of the Electrochemical Society 157, no. 2:A142-A147. PNNL-SA-67554. doi:10.1149/1.3265440
  • Yang Z., D. Choi, S.N. Kerisit, K.M. Rosso, D. Wang, J. Zhang, and G.L. Graff, et al. 2009. "Nanostructures and Lithium Electrochemical Reactivity of Lithium Titanites and Titanium Oxides: A Review." Journal of Power Sources 192, no. 2:588-598. PNNL-SA-62209. doi:10.1016/j.jpowsour.2009.02.038


  • Wang D., D. Choi, Z. Yang, V.V. Viswanathan, Z. Nie, C.M. Wang, and Y. Song, et al. 2008. "Synthesis and Li-ion Insertion Properties of Highly Crystalline Mesoporous Rutile TiO2." Chemistry of Materials 20, no. 10:3435-3442. PNNL-SA-59542.
  • Yantasee W., K. Hongsirikarn, C.L. Warner, D. Choi, T. Sangvanich, M.B. Toloczko, and M.G. Warner, et al. 2008. "Direct detection of Pb in urine and Cd, Pb, Cu, and Ag in natural waters using electrochemical sensors immobilized with DMSA functionalized magnetic nanoparticles." The Analyst 133, no. 3:348-355. PNNL-SA-57442. doi:10.1039/b711199a

Energy and Environment

Core Research Areas