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Energy Materials Group

Daiwon Choi

Daiwon Choi

Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352


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


  • Choi D, C Zhu, S Fu, D Du, MH Engelhard, and Y Lin. 2017. "Electrochemically Controlled Ion-exchange Property of Carbon Nanotubes/Polypyrrole Nanocomposite in Various Electrolyte Solutions." Electroanalysis 29(3):929-936.  doi:10.1002/elan.201600466
  • Cho SJ, MJ Uddin, PK Alaboina, SS Han, MI Nandasiri, YS Choi, E Hu, KW Nam, AM Schwarz, SK Nune, JS Cho, KH Oh, and D Choi. 2017. "Exploring Lithium Deficiency in Layered Oxide Cathode for Li-ion Battery." Advanced Systainable Systems 1(7):Article No. 1700026.  doi:10.1002/adsu.201700026


  • Cheng Y, D Choi, KS Han, KT Mueller, J Zhang, VL Sprenkle, J Liu, and G Li. 2016. "Toward the Design of High Voltage Magnesium-Lithium Hybrid Batteries Using Dual-Salt Electrolytes." Chemical Communications 52(31):5379-5382.  doi:10.1039/C6CC00986G
  • Cheng Y, HJ Chang, H Dong, D Choi, VL Sprenkle, J Liu, Y Yao, and G Li. 2016. "Rechargeable MgLi Hybrid Batteries: Status and Challenges." Journal of Materials Research 31(20):3125-3141.  doi:10.1557/jmr.2016.331
  • Choi D, X Li, WA Henderson, Q Huang, SK Nune, JP Lemmon, and VL Sprenkle. 2016. "LiCoPO4 Cathode from a CoHPO4xH2O Nanoplate Precursor for High Voltage Li-ion Batteries ." Heliyon 2(2):, doi:10.1016/j.heliyon.2016.e00081
  • Huang Q, ED Walter, L Cosimbescu, D Choi, and JP Lemmon. 2016. "In situ electrochemical-electron spin resonance investigations of multi-electron redox reaction for organic radical cathodes." Journal of Power Sources 306:812-816.  doi:10.1016/j.jpowsour.2015.11.080


  • Jeon JW, L Zhang, J Lutkenhaus, DD Laskar, JP Lemmon, D Choi, MI Nandasiri, A Hashmi, J Xu, RK Motkuri, CA Fernandez, J Liu, MP Tucker, BP McGrail, B Yang, and SK Nune. 2015. "Controlling Porosity in Lignin-Derived Nanoporous Carbon for Supercapacitor Applications." ChemSusChem 8(3):428-432.  doi:10.1002/cssc.201402621


  • Lv D, M Gordin, R Yi, TT Xu, J Song, Y Jiang, D Choi, and D Wang. 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(8):1059-1066.  doi:10.1002/adfm.201301882
  • Song J, Z Yu, M Gordin, S Hu, R Yi, D Tang, T Walter, M Regula, D Choi, X Li, A Manivannan, and D Wang. 2014. "Chemically Bonded Phosphorus/Graphene Hybrid as a High Performance Anode for Sodium-Ion Batteries." Nano Letters 14(11):6329-6335.  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." Chapter 1 in Advances in Batteries for Medium and Large-Scale Energy Storage, ed. C Menictas, M Skyllas-Kazacos and LT Mariana, pp. 3-28.  Woodhead Publishing, Waltham, MA. 


  • 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(1 Supplement):21-25.  doi:10.1007/s11661-012-1284-4
  • Huang Q, D Choi, L Cosimbescu, and JP 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(48):20921-20928.  doi:10.1039/c3cp54358g
  • Huang Q, L Cosimbescu, PK Koech, D Choi, and JP Lemmon. 2013. "Composite Organic Radical - Inorganic Hybrid Cathode for Lithium-ion Batteries." Journal of Power Sources 233(1):69-73.  doi:10.1016/j.jpowsour.2013.01.076
  • Moon GH, Y Shin, D Choi, BW Arey, GJ Exarhos, CM Wang, W Choi, and J Liu. 2013. "Catalytic Templating Approaches for Three-Dimensional Hollow Carbon/Graphene Oxide Nano-Architectures." Nanoscale 5(14):6291-6296.  doi:10.1039/C3NR01387A
  • Xu W, X Chen, W Wang, D Choi, F Ding, J Zheng, Z Nie, YJ Choi, J Zhang, and Z Yang. 2013. "Simply AlF3-treated Li4Ti5O12 composite anode materials for stable and ultrahigh power lithium-ion batteries." Journal of Power Sources 236:169-174.  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(4):498-504.  doi:10.1016/j.nanoen.2012.12.001


  • Ding F, W Xu, D Choi, W Wang, X Li, MH Engelhard, X Chen, Z Yang, and J Zhang. 2012. "Enhanced performance of graphite anode materials by AlF3 coating for lithium-ion batteries." Journal of Materials Chemistry 22(25):12745-12751.  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(53):6669-6671.  doi:10.1039/C2CC32466K
  • Xiao J, X Chen, PV Sushko, ML Sushko, L Kovarik, J Feng, Z Deng, J Zheng, GL Graff, Z Nie, D Choi, J Liu, J Zhang, and MS Whittingham. 2012. "High-Performance LiNi0.5Mn1.5O4 Spinel Controlled by Mn3+ Concentration and Site Disorder." Advanced Materials 24(16):2109-2116.  doi:10.1002/adma.201104767
  • Zhang J, W Wang, J Xiao, W Xu, GL Graff, Z Yang, D Choi, X Li, D Wang, and J Liu. 2012. "Silicon Based Anodes for Li-Ion Batteries." In Encyclopedia of Sustainability Science and Technology.  Springer, New York, NY. 


  • Cao Y, L Xiao, W Wang, D Choi, Z Nie, J Yu, LV Saraf, Z Yang, and J Liu. 2011. "Reversible Sodium Ion Insertion in Single Crystalline Manganese Oxide Nanowires with Long Cycle Life." Advanced Materials 23(28):3155-3160.  doi:10.1002/adma.201100904
  • Choi D, W Wang, and Z Yang. 2011. "Material Challenges and Perspectives." Chapter 1 in Lithium Ion Batteries: Advanced Materials and Technologies, ed. X Yuan, et al, pp. 1-50.  CRC Press, Boca Raton, FL. 
  • Choi D, J Xiao, YJ Choi, JS Hardy, M Vijayakumar, MS Bhuvaneswari, J Liu, W Xu, W Wang, Z Yang, GL Graff, and J Zhang. 2011. "Thermal Stability and Phase Transformation of Electrochemically Charged/Discharged LiMnPO4 Cathode for Li-Ion Battery." Energy & Environmental Science 4(11):4560-4566.  doi:10.1039/C1EE01501J
  • Pan A, D Choi, J Zhang, S Liang, G Cao, Z Nie, BW Arey, and J Liu. 2011. "High-Rate Cathodes Based on Li3V2(PO4)3 Nanobelts Prepared via Surfactant-Assisted Fabrication." Journal of Power Sources 196(7):3646-3649.  doi:10.1016/j.jpowsour.2010.12.067
  • Wang CM, W Xu, J Liu, J Zhang, LV Saraf, BW Arey, D Choi, Z Yang, J Xiao, S Thevuthasan, and DR Baer. 2011. "In Situ Transmission Electron Microscopy Observation of Microstructure and Phase Evolution in a SnO2 Nanowire during Lithium Intercalation." Nano Letters 11(5):1874-1880.  doi:10.1021/nl200272n
  • Xiao J, N Chernova, S Upreti, X Chen, Z Li, Z Deng, D Choi, W Xu, Z Nie, GL Graff, J Liu, MS Whittingham, and J Zhang. 2011. "Electrochemical Performances of LiMnPO4 Synthesized from Non-Stoichiometric Li/Mn Ratio." Physical Chemistry Chemical Physics. PCCP 13(40):18099-18106.  doi:10.1039/C1CP22658D
  • Yang Z, J Zhang, MCW Kintner-Meyer, X Lu, D Choi, JP Lemmon, and J Liu. 2011. "Electrochemical Energy Storage for Green Grid." Chemical Reviews 111(5):3577-3613.  doi:10.1021/cr100290v


  • Choi D, D Wang, IT Bae, J Xiao, Z Nie, W Wang, VV Viswanathan, YJ Lee, J Zhang, GL Graff, Z Yang, and J Liu. 2010. "LiMnPO4 Nanoplate Grown via Solid-State Reaction in Molten Hydrocarbon for Li-ion Battery Cathode." Nano Letters 10(8):2799-2805.  doi:10.1021/nl1007085
  • Pan A, J Liu, J Zhang, GH Cao, W Xu, Z Nie, J Xiao, D Choi, BW Arey, CM Wang, and S Liang. 2010. "Template Free Synthesis of LiV3O8 Nanorods as a Cathode Material for High-Rate Secondary Lithium Batteries ." Journal of Materials Chemistry 21(4):1153-1161.  doi:10.1039/c0jm02810j
  • Viswanathan VV, D Choi, D Wang, W Xu, SA Towne, RE Williford, J Zhang, J Liu, and Z Yang. 2010. "Effect of entropy of lithium intercalation in cathodes and anodes on Li-ion battery thermal management." Journal of Power Sources 195(11):3720-3729.  doi:10.1016/j.jpowsour.2009.11.103
  • Wang CM, W Xu, J Liu, D Choi, BW Arey, LV Saraf, J Zhang, Z Yang, S Thevuthasan, DR Baer, and N Salmon. 2010. "In-situ Transmission Electron Microscopy and Spectroscopy Studies of Interfaces in Li-ion Batteries: Challenges and Opportunities." Journal of Materials Research 25(8):1541-1547.  doi:10.1557/JMR.2010.0198
  • Wang D, R Kou, D Choi, Z Yang, Z Nie, J Li, LV Saraf, D Hu, J Zhang, GL Graff, J Liu, MA Pope, and IA Aksay. 2010. "Ternary Self-Assembly of Ordered Metal Oxide-Graphene Nanocomposites for Electrochemical Energy Storage ." ACS Nano 4(3):1587-1595.  doi:10.1021/nn901819n
  • Xiao J, W Xu, D Wang, D Choi, W Wang, X Li, GL Graff, J Liu, and J Zhang. 2010. "Stabilization of Silicon Anode for Li-Ion Batteries ." Journal of the Electrochemical Society 157(10):A1047-A1051.  doi:10.1149/1.3464767
  • Xiao J, D Choi, L Cosimbescu, PK Koech, J Liu, and JP Lemmon. 2010. "Exfoliated MoS2 Nanocomposite as an Anode Material for Lithium Ion Batteries." Chemistry of Materials 22(16):4522-4524. 
  • Xu TT, 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(9):24-30. 
  • Zhang J, J Liu, D Wang, D Choi, LS Fifield, CM Wang, G Xia, Z Nie, Z Yang, LR Pederson, and GL Graff. 2010. "Vapor-Induced Solid-Liquid-Solid Process for Silicon-based Nanowire Growth." Journal of Power Sources 195(6 SP ISS):1691-1697. 


  • Choi D, D Wang, VV Viswanathan, IT Bae, W Wang, Z Nie, J Zhang, GL Graff, J Liu, Z Yang, and TQ Duong. 2009. "Li-Ion Batteries from LiFePO4 Cathode and Anatase/Graphene Composite Anode for Stationary Energy Storage." Electrochemistry Communications 12(3):378-381.  doi:10.1016/j.elecom.2009.12.039
  • Lin Y, D Choi, J Wang, and JR Bontha. 2009. "Nanomaterials-Enhanced Electrically Switched Ion Exchange Process for Water Treatment." Chapter 14 in Nanotechnology Applications for Clean Water, ed. M. Savage, et al, pp. 179-189.  William Andrew, Norwich, NY. 
  • Wang CM, Z Yang, S Thevuthasan, J Liu, DR Baer, D Choi, D Wang, J Zhang, LV Saraf, and Z Nie. 2009. "Crystal and Electronic Structure of Lithiated Nanosized RutileTiO2 by Electron Diffraction and Electron Energy-loss Spectroscopy." Applied Physics Letters 94(23):Art. No.: 233116.  doi:10.1063/1.3152783
  • Wang D, D Choi, J Li, Z Yang, Z Nie, R Kou, D Hu, CM Wang, LV Saraf, J Zhang, IA Aksay, and J Liu. 2009. "Self-assembled TiO2-Graphene Hybrid Nanostructures for Enhanced Li-ion Insertion ." ACS Nano 3(4):907-914. 
  • 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(8):2377-2383. 
  • 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(2):A142-A147.  doi:10.1149/1.3265440
  • Yang Z, D Choi, SN Kerisit, KM Rosso, D Wang, J Zhang, GL Graff, and J Liu. 2009. "Nanostructures and Lithium Electrochemical Reactivity of Lithium Titanites and Titanium Oxides: A Review." Journal of Power Sources 192(2):588-598.  doi:10.1016/j.jpowsour.2009.02.038


  • Wang D, D Choi, Z Yang, VV Viswanathan, Z Nie, CM Wang, Y Song, J Zhang, and J Liu. 2008. "Synthesis and Li-ion Insertion Properties of Highly Crystalline Mesoporous Rutile TiO2." Chemistry of Materials 20(10):3435-3442. 
  • Yantasee W, K Hongsirikarn, CL Warner, D Choi, T Sangvanich, MB Toloczko, MG Warner, GE Fryxell, RS Addleman, and C Timchalk. 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(3):348-355.  doi:10.1039/b711199a

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