Wonbong Choi

Previous Scheduled Teaching

Published Intellectual Contributions

Book

• Choi, W. (2021). Rechargeable Lithium-Sulfur Battery: Present and Future. https://www.mdpi.com/journal/batteries/special_issues/Rechargeable_Lithium-Sulfur_Battery_Present_Future
• Choi, W. (2017). Nanoscience and technology: an international journal. 8 (4) New York,
• Choi, W. (2017). Nanoscience and Technology. 8 (3) New York, Begell.

Book Chapter

• Choudhary, N., Choi, W. (2015). Graphene Synthesis and Applications. Handbook of Carbon Nano Materials. 1-49. WORLD SCIENTIFIC. http://dx.doi.org/10.1142/9789814678919_0001
• Das, S., Sudhagar, P., Kang, Y.S., Choi, W. (2015). Synthesis and Characterization of Graphene. Carbon Nanomaterials for Advanced Energy Systems. 85-131. John Wiley & Sons, Inc. http://dx.doi.org/10.1002/9781118980989.ch3
• Choudhary, N., Hwang, S., Choi, W. (2014). Carbon Nanomaterials: A Review. Handbook of Nanomaterials Properties. 709-769. Springer Berlin Heidelberg. http://dx.doi.org/10.1007/978-3-642-31107-9_37
• Kang, C., Lahiri, I., Baskaran, R., Choi, M., Kim, W., Sun, Y., Choi, W. (2014). 3D Multiwall Carbon Nanotubes (MWCNTs) for Li-Ion Battery Anode. Supplemental Proceedings. 35-41. John Wiley & Sons, Inc.. http://dx.doi.org/10.1002/9781118357002.ch5
• Viswanathan, S., Li, P., Choi, W., Filipek, S., Balasubramaniam, T., Renugopalakrishnan, V. (2012). Protein–Carbon Nanotube Sensors. Methods in Enzymology. 165-194. Elsevier. http://dx.doi.org/10.1016/b978-0-12-391858-1.00010-1
• Lee, J., Choi, W. (2005). Current Status of Nanotechnology in Korea and Research into Carbon Nanotubes. Nanotechnology. 25-44. John Wiley & Sons, Ltd. http://dx.doi.org/10.1002/0470021071.ch2

Conference Proceeding

• Omary, D., Dawn, M., Quonoey, B., Choi, W., Mehta, G. (2022). Data acquisition and Online Pressure Map Generation for a Defect-engineered MoS2-based Piezoelectric Sensor Array. IEEE Dallas Circuits and Systems Conference.
• Al-Amin, C., Sinha, R., Pala, N., Choi, W., George, T., Islam, M.S., Dutta, A.K. (2014). Novel graphene FETs with field-controlling electrodes to improve RF performance. Micro- and Nanotechnology Sensors, Systems, and Applications VI. SPIE. http://dx.doi.org/10.1117/12.2050985
• Choi, W., Lahiri, I. (2012). Novel design considerations for high efficiency carbon nanotube field emitters. 25th International Vacuum Nanoelectronics Conference. IEEE. http://dx.doi.org/10.1109/ivnc.2012.6316855
• Viswanathan, S., Pingzuo Li, Wonbong Choi, Filipek, S., Balasubramaniam, T.A., Renugopalakrishnan, V. (2012). Protein-carbon nanotube and graphene sensors: Single platform integrated micro clinical lab for monitoring blood analytes. 2012 1st International Symposium on Physics and Technology of Sensors (ISPTS-1). IEEE. http://dx.doi.org/10.1109/ispts.2012.6260869
• Das, S., Lahiri, I., Kang, C., Choi, W. (2011). Engineering carbon nanomaterials for future applications: energy and bio-sensor. Micro- and Nanotechnology Sensors, Systems, and Applications III. SPIE. http://dx.doi.org/10.1117/12.883743
• Choi, W., Vedala, H., Kim, T., Hwang, S., Jeon, M. (2008). Electronic Detection and Influence of Environmental Factors on Conductivity of Single DNA Molecule using Single-walled Carbon Nanotube Electrodes. Materials Research Society Symposium Proceedings. Materials Research Society. http://dx.doi.org/10.1557/proc-1142-jj20-44

Correction

• Seelaboyina, R., Huang, J., Park, J., Kang, D.H., Choi, W.B. (2007). Multistage field enhancement of tungsten oxide nanowires and its field emission in various vacuum conditions (vol 17, pg 4840, 2006). Nanotechnology. 18 (27)

Cover Feature

• Choi, W. (2020). Improving Lithium-Metal Battery Performance under the Conditions of Lean Electrolyte through MoS2 Coating. ChemElectroChem.

Editorial

• Choi, W., Miller, G., Wallace, I., Harper, J., Mittler, R., Gilroy, S. (2017). Orchestrating rapid long-distance signaling in plants with Ca²⁺ , ROS and electrical signals.. Other.

Journal Article

• Kang, C., Cha, E., Patel, M., Wu, H., Choi, W. Three-Dimensional Carbon Nanostructures for Advanced Lithium-Ion Batteries. Other. 2 (4) 23. MDPI AG. http://dx.doi.org/10.3390/c2040023
• Adhikari, P.R., Lee, E., Smith, L.M., Kim, J., Shi, S.Q., Choi, W. (2023). Effect of morphological variation in three-dimensional multiwall carbon nanotubes as the host cathode material for high-performance rechargeable lithium--sulfur batteries. RSC Advances. 13 (14) 9402--9412. Royal Society of Chemistry.
• Choi, W. (2023). Investigation of 3D printed lightweight hybrid composites via theoretical modeling and machine learning. Composites Part B: Engineering. 265 110958.
• Choi, W. (2023). 2.Boosting Piezoelectricity by 3D Printing PVDF-MoS2 Composite as a Conformal and High-Sensitivity Piezoelectric Sensor. Advanced Functional Materials. 33 2302946. Wiley.
• Choi, W. (2023). Effect of Morphological Variation in Three-Dimensional Multiwall Carbon Nanotubes as Host Cathode Material for High-Performance Rechargeable Lithium-Sulfur Batteries. RSC Advances. 13 9402.
• Choi, W. (2023). Realizing Electronic Synapses by Defect Engineering in Polycrystalline Two-Dimensional MoS2 for Neuromorphic Computing. ACS Applied Materials & Interfaces. 15 (12) 15839. https://doi.org/10.1021/acsami.2c21688
• Choi, W. (2023). Lithium-CO2 batteries and beyond. Frontiers in Energy Research. 11 1150737.
• Ojo, I., Hathaway, E., Gonzales, R., Adhikari, P., Sathish, V., Kunam, B., Khalid, Y., Cui, J., Choi, W., Perez, J. (2022). Effects on Graphene of Electron Irradiation at 25 keV and Dosages Up to 10^18 electrons/cm^2. Journal of Vacuum Science and Technology A. 41 (1) 012201.
• Stephen, A., Bhoyate, S., Cao, P., Advincula, R.C., Dahotre, N.B., Jiang, Y., Choi, W. (2022). 3D Printed Flexible Anode for High Performance Zinc Ion Battery. MRS Communications. 12 894.
• Dahotre, N.B., Choi, W., Jiang, Y. (2022). Recent Advances in 3D Printed Sensors: Materials, Design, and Manufacturing. Other. Wiley.
• Choi, W. (2022). 3D-printed flexible anode for high-performance zinc ion battery. MRS Communications. (12) 894-901.
• Demchuk, Z., Zhu, J., Li, B., Islam, M., Cao, P., Bocharova, V., Yang, G., Zhou, H., Jiang, Y., Choi, W., Advincula, R.C., Cao, P. (2022). Unravelling the influence of surface modification on the ultimate performance of carbon fiber/epoxy composites. ACS Applied Materials & Interfaces. 14 (40) 45775.
• Jiang, Y., Islam, M., He, R., Huang, X., Cao, P., Advincula, R.C., Dahotre, N., Dong, P., Wu, H., Choi, W. (2022). Recent Advances in 3D Printed Sensors: Materials, Design, and Manufacturing. Other. 2200492.
• Choi, W. (2022). Data acquisition and Online Pressure Map Generation for a Defect-engineered MoS2-based Piezoelectric Sensor Array. IEEE Circuits and Systems Magazine. 1. IEEE.
• Khatri, N., Islam, M., Cao, P., Advincula, R.C., Choi, W., Jiang, Y. (2021). Integrating helicoid channels for passive control of fiber alignment in direct-write 3D printing. Other. 48 102419.
• Ferdousi, S., Chen, Q., Soltani, M., Zhu, J., Cao, P., Choi, W., Advincula, R., Jiang, Y. (2021). Characterize traction–separation relation and interfacial imperfections by data-driven machine learning models. Scientific Reports. 11 14330.
• Choi, W., Prasad, V., Mehta, G., kim, j., lee, e. (2021). Asymmetric 2D MoS2 for Scalable and High-Performance Piezoelectric Sensors. ACS Applied Materials & Interfaces. ACS Publications.
• Choi, W. (2021). Advances of 2D MoS2 for High-Energy Lithium Metal Batteries. Frontiers in Energy. 9 44.
• Choi, W. (2020). Nanoengineering to achieve high efficiency practical lithium-sulfur batteries. Nanoscale. 5 (5) 808.
• Shi, J., Patel, M.D., Cai, L., Choi, W., Shi, S.Q. (2020). Self-support wood-derived carbon/polyaniline composite for high-performance supercapacitor electrodes. Bulletin of Materials Science. 43 (1) 1--6. Indian Academy of Sciences.
• Choi, W. (2020). Improving Lithium–Metal Battery Performance under Lean Electrolyte through MoS2 Coating. ChemPhysChem. 7 890-892. Wiley. https://onlinelibrary.wiley.com/doi/pdf/10.1002/celc.201901735
• Choi, W. (2020). Realizing Scalable Two-Dimensional MoS2 Synaptic Devices for Neuromorphic Computing. Chemistry of Materials. 32 (24) 10447. ACS Publications. https://pubs.acs.org/doi/10.1021/acs.chemmater.0c03112
• Choi, W., Mehta, G., Kim, J. (2020). Stable and high-performance piezoelectric sensor via CVD grown WS2. Nanotechnology. 31 445203. https://iopscience.iop.org/article/10.1088/1361-6528/aba659
• Choi, W. (2020). Stable and High-Energy-Density Zn-Ion Rechargeable Batteries Based on a MoS2‑Coated Zn Anode. ACS Applied Materials & Interfaces. 12 (24) 27249-27257. ACS.
• Cha, E., Patel, M., Bhoyate, S., Prasad, V., Choi, W. (2020). Nanoengineering to achieve high efficiency practical lithium-sulfur batteries. The Royal Society of Chemistry. (1:5(5)) 808-831. doi: 10.1039/c9nh00730j
• Choi, W. (2020). Self-support wood-derived carbon/polyaniline composite for high-performance supercapacitor electrodes. Bulletin of Materials Science.
• Choi, W. (2019). Self-support wood-derived carbon/polyaniline composite for high-performance supercapacitor electrodes. 1 43.
• Cha, E., Patel, M., Choi, T., Choi, W. (2018). Lithium-Sulfur Batteries: The Effect of High Sulfur Loading on the Electrochemical Performance. ECS Transactions. 85 (13) 295-302. Denton, 3940 N. Elm St.
• choi, w. (2018). Composition-tunable synthesis of large-scale Mo1-xWxS2 alloys with enhanced photoluminescence. ACS Nano. 12 (6) 6301.
• choi, w. (2018). Composition-tunable synthesis of large-scale Mo1-xWxS2 alloys with enhanced photoluminescence. ACS Nano. Prof.. 12 (6) 6301-6309.
• Cha, E., Patel, M.D., Park, J.G., Hwang, J., Prasad, V., Cho, K., Choi, W. (2018). 2D MoS2 as an efficient protective layer for lithium metal anodes in high-performance Li-S batteries.. Nature Nanotechnology.
• Choi, w., Kang, C., Cha, E. In situ fabrication of a graphene-coated threedimensional nickel oxide anode for high-capacity lithium-ion batteries. RSC Advances.
• Park, J., Kim, M.S., Cha, E., Kim, J., Choi, W. (2017). Synthesis of uniform single layer WS2 for tunable photoluminescence. Scientific Reports. 7 (1) Springer Nature. http://dx.doi.org/10.1038/s41598-017-16251-2
• Patel, M.D., Cha, E., Kang, C., Gwalani, B., Choi, W. (2017). High performance rechargeable Li-S batteries using binder-free large sulfur-loaded three-dimensional carbon nanotubes. Carbon. 118 120-126. Elsevier BV. http://dx.doi.org/10.1016/j.carbon.2017.03.035
• Patel, M.D., Cha, E., Choi, W. (2017). A Binder Free and High Sulfur Loaded Three-Dimensional Carbon Nanotubes Electrode for High Performance Li-S Batteries. ECS Transactions. 77 (11) 437-445. The Electrochemical Society. http://dx.doi.org/10.1149/07711.0437ecst
• Choi, W., Choudhary, N., Han, G.H., Park, J., Akinwande, D., Lee, Y.H. (2017). Recent development of two-dimensional transition metal dichalcogenides and their applications. Materials Today. 20 (3) 116-130. Elsevier BV. http://dx.doi.org/10.1016/j.mattod.2016.10.002
• Ozden, B., Khanal, M.P., Park, J., Uprety, S., Mirkhani, V., Yapabandara, K., Kim, K., Kuroda, M., Bozack, M.J., Choi, W., Park, M. (2017). Raman and X-ray photoelectron spectroscopy investigation of the effect of gamma-ray irradiation on MoS2. Other. 12 (4) 271-274. Institution of Engineering and Technology (IET). http://dx.doi.org/10.1049/mnl.2016.0712
• Xia, C., Kang, C., Patel, M.D., Cai, L., Gwalani, B., Banerjee, R., Shi, S.Q., Choi, W. (2016). Pine Wood Extracted Activated Carbon through Self-Activation Process for High-Performance Lithium-Ion Battery. ChemistrySelect. 1 (13) 4000–4007.
• Xia, C., Kang, C., Patel, M.D., Cai, L., Gwalani, B., Banerjee, R., Shi, S.Q., Choi, W. (2016). Pine Wood Extracted Activated Carbon through Self-Activation Process for High-Performance Lithium-Ion Battery. ChemistrySelect. 1 (13) 4000--4007.
• Jeong, J., Shrestha, R., Lee, K., Horne, K., Das, S., Choi, W., Choi, T. (2016). Thermal conductivity measurement of few layer graphene film by a micropipette sensor with laser point heating source. Materials Research Express.
• Patel, M.D., Cha, E., Choudhary, N., Kang, C., Lee, W., Hwang, J.Y., Choi, W. (2016). Vertically oriented MoS2 nanoflakes coated on 3D carbon nanotubes for next generation Li-ion batteries. Nanotechnology. 27 (49) 495401. IOP Publishing. http://dx.doi.org/10.1088/0957-4484/27/49/495401
• Patel, M.D., Cha, E., Choudhary, N., Kang, C., Lee, W., Hwang, J.Y., Choi, W. (2016). Vertically oriented MoS₂ nanoflakes coated on 3D carbon nanotubes for next generation Li-ion batteries.. Nanotechnology. 27 (49) 495401.
• Choudhary, N., Park, J., Hwang, J.Y., Chung, H., Dumas, K.H., Khondaker, S.I., Choi, W., Jung, Y. (2016). Centimeter Scale Patterned Growth of Vertically Stacked Few Layer Only 2D MoS2/WS2 van der Waals Heterostructure. Scientific Reports. 6 (1) Springer Nature. http://dx.doi.org/10.1038/srep25456
• Choudhary, N., Park, J.G., Hwang, J.Y., Chung, H.S., Dumas, K.H., Khondaker, S.I., Choi, W., Jung, Y. (2016). Centimeter Scale Patterned Growth of Vertically Stacked Few Layer Only 2D MoS2/WS2 van der Waals Heterostructure.. Scientific Reports. 6 25456.
• Choudhary, N., Patel, M.D., Park, J., Sirota, B., Choi, W. (2016). Synthesis of large scale MoS2 for electronics and energy applications. Journal of Materials Research. 31 (07) 824-831. Cambridge University Press (CUP). http://dx.doi.org/10.1557/jmr.2016.100
• Kang, C., Cha, E., Baskaran, R., Choi, W. (2016). Three-dimensional free-standing carbon nanotubes for a flexible lithium-ion battery anode. Nanotechnology. 27 (10) 105402. IOP Publishing. http://dx.doi.org/10.1088/0957-4484/27/10/105402
• Kang, C., Cha, E., Baskaran, R., Choi, W. (2016). Three-dimensional free-standing carbon nanotubes for a flexible lithium-ion battery anode.. Nanotechnology. 27 (10) 105402.
• Kang, C., Patel, M., Rangasamy, B., Jung, K., Xia, C., Shi, S.Q., Choi, W. (2015). Three-dimensional carbon nanotubes for high capacity lithium-ion batteries. Other. 299 465-471. Elsevier BV. http://dx.doi.org/10.1016/j.jpowsour.2015.08.103
• Dahotre, N.B., Choi, W. (2015). Direct-deposited MoS2 Thin Film Electrodes for High Performance Supercapacitors. 3 24049-24054,.
• Kang, C., Patel, M., Rangasamy, B., Jung, K., Xia, C., Shi, S.Q., Choi, W. (2015). Three-dimensional carbon nanotubes for high capacity lithium-ion batteries. Other. 299 465--471. Elsevier.
• Choudhary, N., Patel, M., Ho, Y., Dahotre, N.B., Lee, W., Hwang, J.Y., Choi, W. (2015). Directly deposited MoS2 thin film electrodes for high performance supercapacitors. Other. 3 (47) 24049-24054. Royal Society of Chemistry (RSC). http://dx.doi.org/10.1039/c5ta08095a
• Choi, D., Kuru, C., Choi, C., Noh, K., Hwang, S., Choi, W., Jin, S. (2015). Unusually High Optical Transparency in Hexagonal Nanopatterned Graphene with Enhanced Conductivity by Chemical Doping. Small. 11 (26) 3143-3152. Wiley-Blackwell. http://dx.doi.org/10.1002/smll.201402784
• Vabbina, P., Choudhary, N., Chowdhury, A., Sinha, R., Karabiyik, M., Das, S., Choi, W., Pala, N. (2015). Highly Sensitive Wide Bandwidth Photodetector Based on Internal Photoemission in CVD Grown p-Type MoS2/Graphene Schottky Junction. ACS Applied Materials & Interfaces. 7 (28) 15206-15213. American Chemical Society (ACS). http://dx.doi.org/10.1021/acsami.5b00887
• Vabbina, P., Choudhary, N., Chowdhury, A.A., Sinha, R., Karabiyik, M., Das, S., Choi, W., Pala, N. (2015). Highly sensitive wide bandwidth photodetector based on internal photoemission in CVD grown p-type MoS2/graphene Schottky junction.. ACS Applied Materials & Interfaces. 7 (28) 15206-13.
• Choi, D., Kuru, C., Choi, C., Noh, K., Hwang, S., Choi, W., Jin, S. (2015). Unusually High Optical Transparency in Hexagonal Nanopatterned Graphene with Enhanced Conductivity by Chemical Doping.. Other. 11 (26) 3143-52.
• Park, J., Choudhary, N., Smith, J., Lee, G., Kim, M., Choi, W. (2015). Thickness modulated MoS2 grown by chemical vapor deposition for transparent and flexible electronic devices. Applied Physics Letters. 106 (1) 012104. AIP Publishing. http://dx.doi.org/10.1063/1.4905476
• Choudhary, N., Park, J., Hwang, J.Y., Choi, W. (2014). Growth of Large-Scale and Thickness-Modulated MoS2 Nanosheets. ACS Applied Materials & Interfaces. 6 (23) 21215-21222. American Chemical Society (ACS). http://dx.doi.org/10.1021/am506198b
• Choudhary, N., Park, J.G., Hwang, J.Y., Choi, W. (2014). Growth of large-scale and thickness-modulated MoS₂ nanosheets.. ACS Applied Materials & Interfaces. 6 (23) 21215-22.
• Rangasamy, B., Hwang, J.Y., Choi, W. (2014). Multi layered Si–CuO quantum dots wrapped by graphene for high-performance anode material in lithium-ion battery. Carbon. 77 1065-1072. Elsevier BV. http://dx.doi.org/10.1016/j.carbon.2014.06.022
• Gilroy, S., Suzuki, N., Miller, G., Choi, W., Toyota, M., Devireddy, A.R., Mittler, R. (2014). A tidal wave of signals: calcium and ROS at the forefront of rapid systemic signaling.. Trends in Plant Science. 19 (10) 623-30.
• Das, S., Kim, M., Lee, J., Choi, W. (2014). Synthesis, Properties, and Applications of 2-D Materials: A Comprehensive Review. Critical Reviews in Solid State and Materials Sciences. 39 (4) 231-252. Informa UK Limited. http://dx.doi.org/10.1080/10408436.2013.836075
• Choi, D., Kuru, C., Choi, C., Noh, K., Hong, S., Das, S., Choi, W., Jin, S. (2014). Nanopatterned Graphene Field Effect Transistor Fabricated Using Block Co-polymer Lithography. Materials Research Letters. 2 (3) 131-139. Informa UK Limited. http://dx.doi.org/10.1080/21663831.2013.876676
• Devadoss, A., Sudhagar, P., Das, S., Lee, S.Y., Terashima, C., Nakata, K., Fujishima, A., Choi, W., Kang, Y.S., Paik, U. (2014). Synergistic metal-metal oxide nanoparticles supported electrocatalytic graphene for improved photoelectrochemical glucose oxidation.. ACS Applied Materials & Interfaces. 6 (7) 4864-71.
• Devadoss, A., Sudhagar, P., Das, S., Lee, S.Y., Terashima, C., Nakata, K., Fujishima, A., Choi, W., Kang, Y.S., Paik, U. (2014). Synergistic Metal–Metal Oxide Nanoparticles Supported Electrocatalytic Graphene for Improved Photoelectrochemical Glucose Oxidation. ACS Applied Materials & Interfaces. 6 (7) 4864-4871. American Chemical Society (ACS). http://dx.doi.org/10.1021/am4058925
• Kang, C., Baskaran, R., Hwang, J., Ku, B., Choi, W. (2014). Large scale patternable 3-dimensional carbon nanotube–graphene structure for flexible Li-ion battery. Carbon. 68 493-500. Elsevier BV. http://dx.doi.org/10.1016/j.carbon.2013.11.026
• Vabbina, P.K., Karabiyik, M., Al-Amin, C., Pala, N., Das, S., Choi, W., Saxena, T., Shur, M. (2014). Controlled Synthesis of Single-Crystalline ZnO Nanoflakes on Arbitrary Substrates at Ambient Conditions. Other. 31 (2) 190-194. Wiley-Blackwell. http://dx.doi.org/10.1002/ppsc.201300208
• Das, S., Sudhagar, P., Kang, Y.S., Choi, W. (2014). Graphene synthesis and application for solar cells. Journal of Materials Research. 29 (03) 299-319. Cambridge University Press (CUP). http://dx.doi.org/10.1557/jmr.2013.297
• Niu, J., Li, M., Choi, W., Dai, L., Xia, Z. (2014). Growth of junctions in 3D carbon nanotube-graphene nanostructures: A quantum mechanical molecular dynamic study. Carbon. 67 627-634. Elsevier BV. http://dx.doi.org/10.1016/j.carbon.2013.10.036
• Das, S., Lahiri, D., Agarwal, A., Choi, W. (2014). Interfacial bonding characteristics between graphene and dielectric substrates. Nanotechnology. 25 (4) 045707. IOP Publishing. http://dx.doi.org/10.1088/0957-4484/25/4/045707
• Das, S., Lahiri, D., Agarwal, A., Choi, W. (2014). Interfacial bonding characteristics between graphene and dielectric substrates.. Nanotechnology. 25 (4) 045707.
• Yan, Z., Ma, L., Zhu, Y., Lahiri, I., Hahm, M.G., Liu, Z., Yang, S., Xiang, C., Lu, W., Peng, Z., Sun, Z., Kittrell, C., Lou, J., Choi, W., Ajayan, P.M., Tour, J.M. (2013). Three-Dimensional Metal-Graphene-Nanotube Multifunctional Hybrid Materials. ACS Nano. 7 (1) 58-64.
• Das, S., Lahiri, D., Lee, D., Agarwal, A., Choi, W. (2013). Measurements of the adhesion energy of graphene to metallic substrates. Carbon. 59 121-129. Elsevier BV. http://dx.doi.org/10.1016/j.carbon.2013.02.063
• Kang, C., Baskaran, R., Kim, W., Sun, Y., Choi, W. (2013). 3 Dimensional Carbon Nanostructures for Li-ion Battery Anode. Other. 1505 Cambridge University Press (CUP). http://dx.doi.org/10.1557/opl.2013.538
• Lahiri, I., Choi, W. (2013). Carbon Nanostructures in Lithium Ion Batteries: Past, Present, and Future. Critical Reviews in Solid State and Materials Sciences. 38 (2) 128-166. Informa UK Limited. http://dx.doi.org/10.1080/10408436.2012.729765
• Yan, Z., Ma, L., Zhu, Y., Lahiri, I., Hahm, M.G., Liu, Z., Yang, S., Xiang, C., Lu, W., Peng, Z., Sun, Z., Kittrell, C., Lou, J., Choi, W., Ajayan, P.M., Tour, J.M. (2013). Three-dimensional metal-graphene-nanotube multifunctional hybrid materials.. ACS Nano. 7 (1) 58-64.
• Kang, C., Lahiri, I., Baskaran, R., Kim, W., Sun, Y., Choi, W. (2012). 3-dimensional carbon nanotube for Li-ion battery anode. Other. 219 364-370. Elsevier BV. http://dx.doi.org/10.1016/j.jpowsour.2012.07.050
• Das, S., Sudhagar, P., Nagarajan, S., Ito, E., Lee, S.Y., Kang, Y.S., Choi, W. (2012). Synthesis of graphene-CoS electro-catalytic electrodes for dye sensitized solar cells. Carbon. 50 (13) 4815-4821. Elsevier BV. http://dx.doi.org/10.1016/j.carbon.2012.06.006
• Lahiri, I., Wong, J., Zhou, Z., Choi, W. (2012). Ultra-high current density carbon nanotube field emitter structure on three-dimensional micro-channeled copper. Applied Physics Letters. 101 (6) 063110. AIP Publishing. http://dx.doi.org/10.1063/1.4745010
• Lahiri, D., Das, S., Choi, W., Agarwal, A. (2012). Unfolding the Damping Behavior of Multilayer Graphene Membrane in the Low-Frequency Regime. ACS Nano. 6 (5) 3992-4000. American Chemical Society (ACS). http://dx.doi.org/10.1021/nn3014257
• Lahiri, D., Das, S., Choi, W., Agarwal, A. (2012). Unfolding the damping behavior of multilayer graphene membrane in the low-frequency regime.. ACS Nano. 6 (5) 3992-4000.
• Das, S., Sudhagar, P., Ito, E., Lee, D., Nagarajan, S., Lee, S.Y., Kang, Y.S., Choi, W. (2012). Effect of HNO3 functionalization on large scale graphene for enhanced tri-iodide reduction in dye-sensitized solar cells. Journal of Materials Chemistry. 22 (38) 20490. Royal Society of Chemistry (RSC). http://dx.doi.org/10.1039/c2jm32481d
• Vabbina, P.K., Das, S., Pala, N., Choi, W. (2012). Synthesis of Crystalline ZnO Nanosheets on Graphene and Other Substrates at Ambient Conditions. Other. 1449 Cambridge University Press (CUP). http://dx.doi.org/10.1557/opl.2012.1041
• Viswanathan, S., Li , P., Choi, W., Filipek, S., Balasubramaniam, T.A., Renugopalakrishnan, V. (2012). Protein-carbon nanotube sensors: single platform integrated micro clinical lab for monitoring blood analytes.. Other. 509 165-94.
• Das, S., Seelaboyina, R., Verma, V., Lahiri, I., Hwang, J.Y., Banerjee, R., Choi, W. (2011). Synthesis and characterization of self-organized multilayered graphene–carbon nanotube hybrid films. Journal of Materials Chemistry. 21 (20) 7289. Royal Society of Chemistry (RSC). http://dx.doi.org/10.1039/c1jm10316d
• Lahiri, I., Oh, S., Hwang, J.Y., Kang, C., Choi, M., Jeon, H., Banerjee, R., Sun, Y., Choi, W. (2011). Ultrathin alumina-coated carbon nanotubes as an anode for high capacity Li-ion batteries. Journal of Materials Chemistry. 21 (35) 13621. Royal Society of Chemistry (RSC). http://dx.doi.org/10.1039/c1jm11474c
• Das, S., Sudhagar, P., Verma, V., Song, D., Ito, E., Lee, S.Y., Kang, Y.S., Choi, W. (2011). Amplifying Charge-Transfer Characteristics of Graphene for Triiodide Reduction in Dye-Sensitized Solar Cells. Advanced Functional Materials. 21 (19) 3729-3736. Wiley-Blackwell. http://dx.doi.org/10.1002/adfm.201101191
• Lahiri, I., Choi, W. (2011). Interface control: A modified rooting technique for enhancing field emission from multiwall carbon nanotube based bulk emitters. Acta Materialia. 59 (14) 5411-5421. Elsevier BV. http://dx.doi.org/10.1016/j.actamat.2011.05.014
• Lahiri, I., Das, S., Kang, C., Choi, W. (2011). Application of carbon nanostructures—Energy to electronics. JOM. 63 (6) 70-76. Springer Nature. http://dx.doi.org/10.1007/s11837-011-0095-1
• Lahiri, I., Verma, V.P., Choi, W. (2011). An all-graphene based transparent and flexible field emission device. Carbon. 49 (5) 1614-1619. Elsevier BV. http://dx.doi.org/10.1016/j.carbon.2010.12.044
• Lahiri, I., Lahiri, D., Jin, S., Agarwal, A., Choi, W. (2011). Carbon Nanotubes: How Strong Is Their Bond with the Substrate?. ACS Nano. 5 (2) 780-787. American Chemical Society (ACS). http://dx.doi.org/10.1021/nn102900z
• Lahiri, I., Lahiri, D., Jin, S., Agarwal, A., Choi, W. (2011). Carbon nanotubes: how strong is their bond with the substrate?. ACS Nano. 5 (2) 780-7.
• Choi, H., Kim, H., Hwang, S., Choi, W., Jeon, M. (2011). Dye-sensitized solar cells using graphene-based carbon nano composite as counter electrode. Solar Energy Materials and Solar Cells. 95 (1) 323-325. Elsevier BV. http://dx.doi.org/10.1016/j.solmat.2010.04.044
• Lahiri, I., Oh, S., Sun, Y., Choi, W. (2011). High specific capacity and excellent stability of interface-controlled MWCNT based anodes in lithium ion battery. Other. 1313 Cambridge University Press (CUP). http://dx.doi.org/10.1557/opl.2011.1392
• Verma, V.P., Das, S., Lahiri, I., Choi, W. (2011). Large Area Graphene on Polymer Films for Transparent and Flexible Field Emission Device. Other. 1283 Cambridge University Press (CUP). http://dx.doi.org/10.1557/opl.2011.801
• Huang, J., Kim, U., Wang, B., Lahiri, I., Lee, E., Eklund, P., Choi, W. (2011). Controlled Growth of Single-Walled Carbon Nanotubes for Unique Nanodevices. Journal of Nanoscience and Nanotechnology. 11 (1) 262-269. American Scientific Publishers. http://dx.doi.org/10.1166/jnn.2011.3156
• Huang, J., Kim, U., Wang, B., Lahiri, I., Lee, E., Eklund, P.C., Choi, W. (2011). Controlled growth of single-walled carbon nanotubes for unique nanodevices.. Journal of Nanoscience and Nanotechnology. 11 (1) 262-9.
• Lahiri, I., Seelaboyina, R., Hwang, J.Y., Banerjee, R., Choi, W. (2010). Enhanced field emission from multi-walled carbon nanotubes grown on pure copper substrate. Carbon. 48 (5) 1531--1538. Pergamon.
• Huang, J., Wang, B., Lahiri, I., Gupta, A.K., Eklund, P.C., Choi, W. (2010). Tuning Electrical Conductance of Serpentine Single-Walled Carbon Nanotubes. Advanced Functional Materials. 20 (24) 4388-4393. Wiley-Blackwell. http://dx.doi.org/10.1002/adfm.201000957
• Repalle, S., Chen, J., Drozd, V., Choi, W. (2010). The Raman spectroscopic studies of aligned MWCNTs treated under high pressure and high temperature. Journal of Physics and Chemistry of Solids. 71 (8) 1150-1153. Elsevier BV. http://dx.doi.org/10.1016/j.jpcs.2010.03.024
• Verma, V.P., Das, S., Hwang, S., Choi, H., Jeon, M., Choi, W. (2010). Nitric oxide gas sensing at room temperature by functionalized single zinc oxide nanowire. Other. 171 (1-3) 45-49. Elsevier BV. http://dx.doi.org/10.1016/j.mseb.2010.03.066
• Lahiri, I., Oh, S., Hwang, J.Y., Cho, S., Sun, Y., Banerjee, R., Choi, W. (2010). High Capacity and Excellent Stability of Lithium Ion Battery Anode Using Interface-Controlled Binder-Free Multiwall Carbon Nanotubes Grown on Copper. ACS Nano. 4 (6) 3440-3446. American Chemical Society (ACS). http://dx.doi.org/10.1021/nn100400r
• Lahiri, I., Oh, S.W., Hwang, J.Y., Cho, S., Sun, Y.K., Banerjee, R., Choi, W. (2010). High capacity and excellent stability of lithium ion battery anode using interface-controlled binder-free multiwall carbon nanotubes grown on copper.. ACS Nano. 4 (6) 3440-6.
• Verma, V.P., Das, S., Lahiri, I., Choi, W. (2010). Large-area graphene on polymer film for flexible and transparent anode in field emission device. Applied Physics Letters. 96 (20) 203108. AIP Publishing. http://dx.doi.org/10.1063/1.3431630
• Lahiri, I., Seelaboyina, R., Hwang, J.Y., Banerjee, R., Choi, W. (2010). Enhanced field emission from multi-walled carbon nanotubes grown on pure copper substrate. Carbon. 48 (5) 1531-1538. Elsevier BV. http://dx.doi.org/10.1016/j.carbon.2009.11.064
• Seelaboyina, R., Lahiri, I., Choi, W. (2010). Carbon-nanotube-embedded novel three-dimensional alumina microchannel cold cathodes for high electron emission. Nanotechnology. 21 (14) 145206. IOP Publishing. http://dx.doi.org/10.1088/0957-4484/21/14/145206
• Seelaboyina, R., Lahiri, I., Choi, W. (2010). Carbon-nanotube-embedded novel three-Dimensional alumina microchannel cold cathodes for high electron emission.. Nanotechnology. 21 (14) 145206.
• Wang, B., Gupta, A.K., Huang, J., Vedala, H., Hao, Q., Crespi, V.H., Choi, W., Eklund, P.C. (2010). Effect of bending on single-walled carbon nanotubes: A Raman scattering study. Physical Review B. 81 (11) American Physical Society (APS). http://dx.doi.org/10.1103/physrevb.81.115422
• Keshri, A.K., Singh, V., Huang, J., Seal, S., Choi, W., Agarwal, A. (2010). Intermediate temperature tribological behavior of carbon nanotube reinforced plasma sprayed aluminum oxide coating. Surface and Coatings Technology. 204 (11) 1847-1855. Elsevier BV. http://dx.doi.org/10.1016/j.surfcoat.2009.11.032
• Keshri, A.K., Huang, J., Singh, V., Choi, W., Seal, S., Agarwal, A. (2010). Synthesis of aluminum oxide coating with carbon nanotube reinforcement produced by chemical vapor deposition for improved fracture and wear resistance. Carbon. 48 (2) 431-442. Elsevier BV. http://dx.doi.org/10.1016/j.carbon.2009.08.046
• Hwang, S., Vedala, H., Kim, T., Choi, W., Choi, H., Jeon, M. (2010). Fabrication and Electrochemical Characterization of Multi-walled Carbon Nanotube Electrode for Application to Nano-electrochemical sensing. Journal of The Korean Physical Society. 56 (2) 677-681. Korean Physical Society. http://dx.doi.org/10.3938/jkps.56.677
• Choi, W., Lahiri, I., Seelaboyina, R., Kang, Y.S. (2010). Synthesis of Graphene and Its Applications: A Review. Critical Reviews in Solid State and Materials Sciences. 35 (1) 52-71. Informa UK Limited. http://dx.doi.org/10.1080/10408430903505036
• Lahiri, I., Seelaboyina, R., Choi, W. (2009). Field Emission Response from Multiwall Carbon Nanotubes Grown on Different Metallic Substrates. Other. 1204 Cambridge University Press (CUP). http://dx.doi.org/10.1557/proc-1204-k18-21
• Huang, J., Choi, W. (2008). Controlled growth and electrical characterization of bent single-walled carbon nanotubes. Nanotechnology. 19 (50) 505601. IOP Publishing. http://dx.doi.org/10.1088/0957-4484/19/50/505601
• Huang, J., Choi, W. (2008). Controlled growth and electrical characterization of bent single-walled carbon nanotubes.. Nanotechnology. 19 (50) 505601.
• Verma, V., Hoonha Jeon, Sookhyun Hwang, Minhyon Jeon, Wonbong Choi. (2008). Enhanced Electrical Conductance of ZnO Nanowire FET by Nondestructive Surface Cleaning. IEEE Transactions on Nanotechnology. 7 (6) 782-786. Institute of Electrical and Electronics Engineers (IEEE). http://dx.doi.org/10.1109/tnano.2008.2005186
• Verma, V.P., Kim, D., Jeon, H., Jeon, M., Choi, W. (2008). Characteristics of low doped gallium-zinc oxide thin film transistors and effect of annealing under high vacuum. Thin Solid Films. 516 (23) 8736-8739. Elsevier BV. http://dx.doi.org/10.1016/j.tsf.2008.06.054
• Vedala, H., Roy, S., Doud, M., Mathee, K., Hwang, S., Jeon, M., Choi, W. (2008). The effect of environmental factors on the electrical conductivity of a single oligo-DNA molecule measured using single-walled carbon nanotube nanoelectrodes. Nanotechnology. 19 (26) 265704. IOP Publishing. http://dx.doi.org/10.1088/0957-4484/19/26/265704
• Vedala, H., Roy, S., Doud, M., Mathee, K., Hwang, S., Jeon, M., Choi, W. (2008). The effect of environmental factors on the electrical conductivity of a single oligo-DNA molecule measured using single-walled carbon nanotube nanoelectrodes.. Nanotechnology. 19 (26) 265704.
• Kim, D., Jeon, H., Kim, G., Hwangboe, S., Verma, V.P., Choi, W., Jeon, M. (2008). Comparison of the optical properties of undoped and Ga-doped ZnO thin films deposited using RF magnetron sputtering at room temperature. Optics Communications. 281 (8) 2120-2125. Elsevier BV. http://dx.doi.org/10.1016/j.optcom.2007.12.015
• Seelaboyina, R., Boddepalli, S., Noh, K., Jeon, M., Choi, W. (2008). Enhanced field emission from aligned multistage carbon nanotube emitter arrays. Nanotechnology. 19 (6) 065605. IOP Publishing. http://dx.doi.org/10.1088/0957-4484/19/6/065605
• Seelaboyina, R., Boddepalli, S., Noh, K., Jeon, M., Choi, W. (2008). Enhanced field emission from aligned multistage carbon nanotube emitter arrays.. Nanotechnology. 19 (6) 065605.
• Roy, S., Vedala, H., Roy, A.D., Kim, D., Doud, M., Mathee, K., Shin, H., Shimamoto, N., Prasad, V., Choi, W. (2008). Direct Electrical Measurements on Single-Molecule Genomic DNA Using Single-Walled Carbon Nanotubes. Nano Letters. 8 (1) 26-30. American Chemical Society (ACS). http://dx.doi.org/10.1021/nl0716451
• Jeon, H., Verma, V.P., Hwang, S., Lee, S., Park, C., Kim, D., Choi, W., Jeon, M. (2008). Characteristics of Gallium-Doped Zinc Oxide Thin-Film Transistors Fabricated at Room Temperature Using Radio Frequency Magnetron Sputtering Method. Japanese Journal of Applied Physics. 47 (1) 87-90. Japan Society of Applied Physics. http://dx.doi.org/10.1143/jjap.47.87
• Roy, S., Vedala, H., Roy, A.D., Kim, D.H., Doud, M., Mathee, K., Shin, H.K., Shimamoto, N., Prasad, V., Choi, W. (2008). Direct electrical measurements on single-molecule genomic DNA using single-walled carbon nanotubes.. Nano Letters. 8 (1) 26-30.
• Kim, D., Jeon, H., Leem, J., Jeon, M., Verma, V.P., Choi, W., Lee, S.H., Moon, J. (2007). Influence of Grain Size and Room-Temperature Sputtering Condition on Optical and Electrical Properties of Undoped and Ga-Doped ZnO Thin Films. Journal of The Korean Physical Society. 51 (6) 1987. Korean Physical Society. http://dx.doi.org/10.3938/jkps.51.1987
• Jeon, H., Noh, K., Kim, D., Jeon, M., Verma, V.P., Choi, W., Kim, D., Moon, J. (2007). Low-Voltage Zinc-Oxide Thin-Film Transistors on a Conventional SiO2 Gate Insulator Grown by Radio-Frequency Magnetron Sputtering at Room Temperature. Journal of The Korean Physical Society. 51 (6) 1999. Korean Physical Society. http://dx.doi.org/10.3938/jkps.51.1999
• Seelaboyina, R., Choi, W. (2007). Recent Progress of Carbon Nanotube Field Emitters and Their Application. Other. 1 (3) 238-244. Bentham Science Publishers Ltd.. http://dx.doi.org/10.2174/187221007782360439
• Huang, J., Kim, D.H., Seelaboyina, R., Rao, B.K., Wang, D., Park, M., Choi, W. (2007). Catalysts effect on single-walled carbon nanotube branching. Diamond and Related Materials. 16 (8) 1524-1529. Elsevier BV. http://dx.doi.org/10.1016/j.diamond.2006.12.043
• Jang, W., Choi, S., Lee, S., Shul, Y., Han, H. (2007). Characterizations and stability of polyimide–phosphotungstic acid composite electrolyte membranes for fuel cell. Other. 92 (7) 1289-1296. Elsevier BV. http://dx.doi.org/10.1016/j.polymdegradstab.2007.03.022
• Jang, W., Shin, D., Choi, S., Park, S., Han, H. (2007). Effects of internal linkage groups of fluorinated diamine on the optical and dielectric properties of polyimide thin films. Polymer. 48 (7) 2130-2143. Elsevier BV. http://dx.doi.org/10.1016/j.polymer.2007.02.023
• Choi, W., Kim, D., Choi, Y.C., Huang, J. (2007). Y-junction single-wall carbon nanotube electronics. JOM. 59 (3) 44-49. Springer Nature. http://dx.doi.org/10.1007/s11837-007-0038-z
• Seelaboyina, R., Choi, W. (2007). Recent progress of carbon nanotube field emitters and their application.. Other. 1 (3) 238-44.
• Kim, D., Huang, J., Shin, H., Roy, S., Choi, W. (2006). Transport Phenomena and Conduction Mechanism of Single-Walled Carbon Nanotubes (SWNTs) at Y- and Crossed-Junctions. Nano Letters. 6 (12) 2821-2825. American Chemical Society (ACS). http://dx.doi.org/10.1021/nl061977q
• Vedala, H., Huang, J., Zhou, X.Y., Kim, G., Roy, S., Choi, W.B. (2006). Effect of PVA functionalization on hydrophilicity of Y-junction single wall carbon nanotubes. Applied Surface Science. 252 (22) 7987-7992.
• Kim, D.H., Huang, J., Shin, H.K., Roy, S., Choi, W. (2006). Transport phenomena and conduction mechanism of single-walled carbon nanotubes (SWNTs) at Y- and crossed-junctions.. Nano Letters. 6 (12) 2821-5.
• Kim, D., Huang, J., Rao, B.K., Choi, W. (2006). Pseudo Y-Junction Single-Walled Carbon Nanotube Based Ambipolar Transistor Operating at Room Temperature. IEEE Transactions on Nanotechnology. 5 (6) 731-736. Institute of Electrical and Electronics Engineers (IEEE). http://dx.doi.org/10.1109/tnano.2006.885028
• Kim, D., Huang, J., Rao, B.K., Choi, W. (2006). Nonlinear characteristics of pseudo-Y-junction single-walled carbon nanotubes. Journal of Applied Physics. 99 (5) 056106. AIP Publishing. http://dx.doi.org/10.1063/1.2179134
• Roy, S., Vedala, H., Choi, W. (2006). Vertically aligned carbon nanotube probes for monitoring blood cholesterol. Nanotechnology. 17 (4) S14-S18. IOP Publishing. http://dx.doi.org/10.1088/0957-4484/17/4/003
• Roy, S., Vedala, H., Choi, W. (2006). Vertically aligned carbon nanotube probes for monitoring blood cholesterol.. Nanotechnology. 17 (4) S14-8.
• Huang, J., Rao, B.K., Vedala, H., Kim, D., Jeon, M., Park, W., Choi, W. (2006). Controlled Carbon Nanotube Networks and its Corresponding Channel Effect at High Bias. Other. 963 Cambridge University Press (CUP). http://dx.doi.org/10.1557/proc-0963-q10-51
• Verma, V.P., Kim, D., Jeon, M., Choi, W. (2006). Fabrication and Characteristics of Low Doped Gallium-Zinc Oxide Thin Film Transistor. Other. 963 Cambridge University Press (CUP). http://dx.doi.org/10.1557/proc-0963-q12-01
• Choi, Y.C., Choi, W. (2005). Synthesis of Y-junction single-wall carbon nanotubes. Carbon. 43 (13) 2737-2741. Elsevier BV. http://dx.doi.org/10.1016/j.carbon.2005.05.020
• Vedala, N.H., Choi, Y.C., Zhou, X.Y., Kim, G., Choi, W. (2004). Polymer Functionalized Carbon nanotubes for sensor application. Other. 858 Cambridge University Press (CUP). http://dx.doi.org/10.1557/proc-858-hh13.22
• Yi, W., Yu, S., Lee, W., Han, I.T., Jeong, T., Woo, Y., Lee, J., Jin, S., Choi, W., Heo, J., Jeon, D., Kim, J. (2001). Secondary electron emission yields from MgO deposited on carbon nanotubes. Journal of Applied Physics. 89 (7) 4091-4095. AIP Publishing. http://dx.doi.org/10.1063/1.1351862
• Chu, J., Jeong, K., Bae, E., Yoo, I., Choi, W., Kim, J. (2001). Electrical Property of Vertically Grown Carbon Nanotube and its Application to the Nanofunctional Devices. Other. 675 Cambridge University Press (CUP). http://dx.doi.org/10.1557/proc-675-w9.3.1
• Yoo, I.K., Moon, C., Choi, W., Kim, S., Bae, E., Chung, S. (2001). Feasibility studies on pyroelectric emission for lithography application. Integrated Ferroelectrics: An International Journal. 41 (1-4) 17-24. Informa UK Limited. http://dx.doi.org/10.1080/10584580108012803

Contracts, Grants and Sponsored Research

Contract

• choi, w. (Principal), "Advanced rechargeable batteries performance test," sponsored by Hunt Energy, Private, $28435 Funded. (2021 - 2022).
• Choi, W., "UNT-PROVIDED/INCOMING SERVICE Contract," sponsored by Ark Power Tech Co, National, $25965 Funded. (2019 - 2020).
• Young, M.L. (Co-Principal), Choi, W. (Principal), Shi, S.Q. (Co-Principal), "High efficiency Zn-ion battery by additive manufacturing," sponsored by UNT AMMPI, University of North Texas, $30000 Funded. (2018 - 2019).
• Choi, W., "UNT-PROVIDED/INCOMING SERVICE Contract," sponsored by Ark Power Tech Co, National, Funded. (2019 - 2020).

Grant - Research

• Choi, W., "Development of surface stabilized Zn-anode in Zn-air battery," sponsored by MOTIE Korea/MPS Korea, Federal, $350000 Funded. (2022 - 2025).
• choi, w., "Co-development of rechargeable Zinc-based batteries," sponsored by HUNT Energy Enterprises, Private, $32560 Funded. (2023 - 2023).
• Choi, W. (Principal), Jiang, Y. (Co-Principal), "• 3D printed multifunctional structure in advanced vehicle for in-situ vehicle health monitoring," sponsored by DOE, Federal, $405000 Funded. (2020 - 2023).
• Choi, W., Prasad, V. (Other), "High-Energy, High-Performance Li-S Battery with Novel 2D- & 3D-Nanostructured Electrodes," sponsored by Ark Power Tech Corporation/NAVAIR, Federal, $121998 Funded. (2022 - 2023).
• choi, w. (Principal), prasad, v. (Co-Principal), "High-Performance Li-S Battery with Novel 2D- & 3D-Nanostructured Electrodes,," sponsored by NAVAIR, State, $121998 Funded. (2021 - 2022).
• Choi, W. (Principal), "Robust 2D-TMDs Synaptic Devices for Low-Power Consumption Neuromorphic Computing by Organized Interfaces," sponsored by ARMY, National, $5000 Funded. (2021 - 2022).
• Choi, W. (Principal), Mahbub, I. (Co-Principal), "Self-powered Wireless Sensors and Interfaces for UAVs," sponsored by University of North Texas, Federal, $211786 Funded. (2021 - 2022).
• Choi, W. (Principal), Mehta, G. (Co-Principal), "REU supplement - Flexible wireless joint sensing system for knee arthroplasty," sponsored by NSF, Federal, $10000 Funded. (2021 - 2022).
• Choi, W., "Charge Transport in Two-Dimensional Materials Based Integrated Flexible Energy System," sponsored by Air Force Office of Scientific Research, Federal, $151144 Funded. (2020 - 2022).
• Choi, W. (Principal), Mehta, G. (Co-Principal), "Eager: Flexible wireless joint sensing system for knee arthroplasty," sponsored by NSF, Federal, $150000 Funded. (2019 - 2021).
• choi, w. (Principal), Prasad, V. (Other), "Integrated Flexible Energy System based on Two-Dimensional (2D) Materials," sponsored by US AFOSR, Federal, $300000 Funded. (2018 - 2021).
• Choi, W. (Principal), "Development of surface stabilized Zn-anode in Zn-air battery," sponsored by KITECH, International, $60000 Funded. (2019 - 2020).
• choi, w., "NAiEEL Technology gift funds," sponsored by NAiEEL Technology, Private, $10000 Funded. (2017 - 2019).
• choi, w., "Bio-electronic Computing based on Nano-engineered Materials," sponsored by OFFICE OF RESEARCH AND ECONOMIC DEVELOPMENT, University of North Texas, $10000 Funded. (2018 - 2018).
• choi, w. (Co-Principal), "Multi-functional nano coatings for anti-corrosion and friction-reduction," sponsored by UNT-AMMPI, University of North Texas, $15000 Funded. (2016 - 2017).
• choi, w. (Principal), "High Performance Energy Storage devices based Nanomaterials," sponsored by AMMPI, Local, $10000 Funded. (2015 - 2016).
• choi, w. (Principal), "Study of Interfacial Bonding of Graphene/Substrate for an Efficiency Heat Pad in Nanoelectronic Device," sponsored by SRC, International, $145000 Funded. (2014 - 2016).
• choi, w. (Principal), "High Efficiency Flexible Rechargeable Battery based on 3D Graphene-Carbon Nanotubes," sponsored by KIER, International, $100000 Funded. (2015 - 2016).
• choi, w. (Principal), "3D Carbon Nanomaterials towards High Efficiency Energy Storage," sponsored by KIST, International, $100000 Funded. (2013 - 2015).
• Choi, W. (Principal), Jiang, Y. (Co-Principal), "3D Printed Multifunctional Structure in Advanced Vehicle for In-situ Vehicle Health Monitoring," sponsored by Oak Ridge National Laboratory DOE, FED, Funded. (2020 - 2023).
• Choi, W. (Principal), Jiang, Y. (Co-Principal), "� 3D printed multifunctional structure in advanced vehicle for in-situ vehicle health monitoring," sponsored by DOE, Federal, Funded. (2020 - 2023).
• Choi, W. (Principal), "Robust 2D-TMDs Synaptic Devices for Low-Power Consumption Neuromorphic Computing by Organized Interfaces," sponsored by U.S. Army Research Laboratory, FED, Funded. (2021 - 2022).
• Zhu, D. (Co-Principal), Mehta, G. (Co-Principal), Choi, W. (Principal), "EAGER: Flexible wireless joint sensing system for knee arthroplasty," sponsored by National Science Foundation, FED, Funded. (2019 - 2022).
• Mahbub, I. (Co-Principal), Choi, W. (Principal), "Self-powered Wireless Sensors and Interfaces for UAV's," sponsored by U.S. Department of Defense, FED, Funded. (2021 - 2022).
• Choi, W. (Principal), "Charge Transport in Two-Dimensional Materials Based Integrated Flexible Energy System," sponsored by Air Force Office of Scientific Research, FED, Funded. (2021 - 2022).
• Choi, W. (Principal), "Advanced rechargeable batteries performance test," sponsored by Hunt Energy Enterprises, LLC, IND, Funded. (2021 - 2022).
• Choi, W. (Principal), "Integrated Flexible Energy System based on Two-Dimensional (2D) Materials," sponsored by Asian Office of Aerospace Research, FED, Funded. (2018 - 2022).
• Choi, W. (Principal), "Development of surface stabilized Zn-anode in Zn-air battery," sponsored by Korea Institute of Industrial Technology, OG, Funded. (2019 - 2020).
• Choi, W. (Principal), "High Efficiency Flexible Rechargeable Battery Based on 3D Graphene-Carbon Nanotubes," sponsored by Korea Institute of Energy Research, OG, Funded. (2015 - 2015).
• Choi, W. (Principal), "3D Carbon Nanomaterials Towards High Efficiency Energy Storage," sponsored by Korea Institute of Science & Technology, OG, Funded. (2013 - 2015).

Grant - Service

• Choi, W., "Gift fund for new material development," sponsored by NanoSD, Private, $20000 Funded. (2020 - 2020).
• Choi, W., "Gift fund for new material development," sponsored by NanoSD, Private, Funded. (2020 - 2020).

Sponsored Research

• Choi, W., "WFM Inc. gift funds," Private, $10000 Funded. (2018 - 2019).
• Choi, W., "Gift Funds," sponsored by NAiEEL Technology, International, $6700 Funded. (2017 - 2018).