Gyu Leem | Chemistry | SUNY-ESF
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e s f home link - e s f college of environmental science and forestry

Gyu LeemAssistant Professor

Gyu Leem

217 Jahn Lab
1 Forestry Drive
Syracuse, NY 13210

315-470-4920 | 315-470-6853


id pictureGyu Leem, Ph. D.

Assistant Professor, Polymer and Environmental Chemistry
Office: 217 Jahn Laboratory
Phone: (315) 470-4920




Ph. D. University of Houston, 2008

B.S. Hanyang University, 2002

Professional Experience

2018 – present: Assistant Professor of Chemistry, SUNY ESF

2016 – 2018: Assistant Professor of Research, University of Texas at San Antonio
2012 – 2016: Postdoctoral Associate, University of Florida
2009 – 2012: Principal Scientist, LG Chem
2008 – 2009: Postdoctoral Fellow, Polytechnic University of Milan
2003 – 2008: Research Assistant, University of Houston

Professional Affiliation

2020 – present: Editorial board member, ACS Applied Nano Materials

2020 – present: Adjunct Professor of Chemistry, Sogang University, Seoul, Korea

2019 – present: Topic editor, Catalysis and Photocatalysis Section, Frontiers in Chemistry


  • FCH 221 Organic Chemistry I
  • FCH 552 Polymer Science: Properties and Technology
  • FCH 496 Special Problems in Chemistry
  • FCH 498 Introduction to Research
  • FCH 796 Special Topics in Chemistry - Principles of Fluorescence Spectroscopy
  • FCH 798 Research in Chemistry 


Recent Publications


2019- Published (SUNY ESF)

32. Yoo, S.; Nam, D. H.; Singh, T. I.; Leem, G.; Lee, S.  Effect of Reducing Agents on the Synthesis of Anisotropic Gold Nanoparticles. Submitted2022.

31. McMillan, N. K.; Purvis, M. E.; Lopez, D. A.; Leem, G.; Sherman, B. D. Facile fabrication of BiVO4-based photoanodes for TEMPO-mediated benzyl alcohol oxidation to benzaldehyde. Submitted2022.

30. Li, S.; Wijethunga, U. K.; Davis, A. H.; Kim, S.; Zheng, W.; Sherman, B.; Yoo, C. G.; Leem, G.* Ru(II) Polypyridyl-Modified TiO2 Nanoparticles for Photocatalytic C-C/C-O Bond Cleavage at Room Temperature. Accepted, ACS Appl. Nano Mater. 2022DOI:10.1021/acsanm.1c03622.

29. Davis, A. H.; Li, S.; Chu, C.; Lin, H.; Franck, J. M.; Leem, G.; Maye, M. M.; Zheng, W. Ligand-Mediated Synthesis of Chemically Tailored Two-Dimensional All-Inorganic Perovskite Nanoplatelets Under Ambient Conditions. J. Mater. Chem. C. 20219, 14226-14235. DOI:10.1039/D1TC02931B

28. Wang Y.; Meng, X.; Tian, Y.; Kim, K. H.; Jia, L.; Pu, Y.; Leem, G.; Kumar, D.; Eudes, A.; Ragauskas, A. J.; Yoo, C. G. Engineered Sorghum Bagasse Enables a Sustainable Biorefinery with p-Hydroxybenzoic Acid-Based Deep Eutectic Solvent. ChemSusChem2021, 14, 1-11. DOI:10.1002/cssc.202101492

27. Sherman, B. D.; Bodiford, N.; Beeri, D.; Leem, G. Sustainable Hydrogen Production from Water Using Tandem Dye-sensitized Photoelectrochemical Cells. Nano Converg. 2021, 8 (7), 1-12. DOI:10.1186/s40580-021-00257-8.

26. Li, S.; Kim, S.; Davis, A. H.; Zhuang, J.; Shuler, E. W.; Beeri, D.; Zheng, W.; Lee, J.-J.; Sherman, B. D.; Yoo, C. G.; Leem, G. Photocatalytic Chemoselective C-C Bond Cleavage at Room Temperature in Dye-Sensitized Photoelectrochemical Cells. ACS Catal. 202111, 3771-3781. DOI:10.1021/acscatal.1c00198.

25. Davis, K.; Yoo, S.; Shuler, E. W.; Sherman, B. D.; Lee, S. H.; Leem, G. Photocatalytic Hydrogen Evolution from Biomass Conversion. Nano Converg. 2021, 8, 6. DOI: 10.1186/s40580-021-00256-9.

24. Li, S.; Davis, K.; Leem, G. “Electrocatalytic and Photocatalytic Approaches to Lignin Conversion.” in Lignin Utilization Strategies: From Processing to Applications, Yoo, C. G. and Ragauskas, A. (Eds.), ACS Symposium Series, 2021, 1377, 97-121. DOI: 10.1021/bk-2021-1377.ch005.

23. Wang, Y; Meng, X.; Jeong, K.; Li, S.; Leem, G.; Kim, K. H.; Ragauskas, A. J.; Yoo, C. G.  A Closed-Loop Biorefinery using Lignin-Based Deep Eutectic Solvents for Efficient Conversion of Woody Biomass. ACS Sustainable Chem. & Eng. 2020,  8, 12542-12553.

22. Li, Z.-J.; Li, S.; Davis, A.; Hofman, E.; Leem, G.; Zheng, W. Enhanced Singlet Oxygen Generation by Hybrid Mn-Doped Nanocomposites for the Selective Photo-Oxidation of Benzylic Alcohols. Nano Res. 202013, 1668-1676. DOI:10.1007/s12274-020-2790-0.

21. Li, Z.-J.; Li, S.; Hofman, E.; Davis, A. H.; Leem, G.; Zheng, W. Visible-Light Induced Disproportionation of Pyrrole Derivatives for Photocatalyst-Free Aryl Halides Reduction. Green Chemistry, 202022, 1911-1918. DOI:10.1039/C9GC04248B.

20. Li, S.; Li, Z.-J.; Yu, H.; Sytu, R. M.; Wang, Y.; Beeri, D.; Zheng, W.; Sherman, B. D.; Yoo, C. G.; Leem, G. Solar-Driven Lignin Oxidation via Hydrogen Atom Transfer with a Dye-Sensitized TiO2 Photoanode. ACS Energy Lett.20205, 777-784. DOI: 10.1021/acsenergylett.9b02391.

19. Asgari, P.; Hua, Y.; Bokka, A.; Thiamsiri, C.; Prasitwatcharakorn, W.; Kaderath, A.; Chen, X.; Sardar, S.; Yum, K. ; Leem, G.; Pierce, B. S.; Nam, K.; Gao, J.; Jeon, J. Catalytic Hydrogen Atom Transfer from Hydrosilanes to Vinylarenes by Alkali Metal Lewis Base Catalyst for Hydrosilylation and Polymerization. Nature Catalysis 20192, 164-173. DOI: 10.1038/s41929-018-0217-z.


2014-2018 Published

18. Wang, J.; Price, R. S.; Leem, G.; Jiang, J.; Abboud, K. A.; Schanze, K. S. Interaction of a Poly(phenylene vinylene) with an Organometallic Lewis Acid Additive. Fundamentals and Application in Polymer Solar Cells. Chem. Mater. 2018, 30, 5968-5977.

17. Eom, Y. K.; Nhon, L.;  Leem, G.; Sherman, B. D.; Wang, D.; Troian-Gautier, L.;  Kim, S.;  Kim, J.; Meyer, T. J.; Reynolds, J. R. ; Schanze, K. S. Visible-Light-Driven Photocatalytic Water Oxidation by a π‑Conjugated Donor−Acceptor−Donor Chromophore/Catalyst
Assembly. ACS Energy Lett., 2018, 3, 2114–2119.

16. Leem, G.; Black, H. T.; Shan, B.; Bantang, J. P. O.; Meyer, T. J.; Reynolds, J. R.; Schanze, K. S.  Photocathode Assembly via Layer-By-Layer Deposition of a Low Band-Gap Isoindigo Polyelectrolyte with a Proton Reduction Catalyst. ACS Appl. Energy Mater. 2018, 1, 62-67.

15. Leem, G.*; Sherman, B. D.; Schanze, K. S.* Polymer-Based Chromophore-Catalyst Assemblies for Solar Energy Conversion. Nano Convergence 2017, 4, 37. (Invited submission for the review paper).

14. Jiang, J.; Sherman, B. D.; Zhao, Y.; He, R.; Ghiviriga, I.; Alibabaei, L.; Meyer, T. J.; Leem, G.*; Schanze, K. S.* Polymer Chromophore-Catalyst Assembly for Solar Fuel Generation. ACS Appl. Mater. & Interfaces 2017, 9, 19529.

13. Leem, G.; Sherman, B. D.; Burnett, A. J.; Morseth, Z. A.; Wee, K. R.; Papanikolas, J. M.; Meyer, T. J.; Schanze, K. S. Light-Driven Water Oxidation Using Polyelectrolyte Layer-by-Layer Chromophore–Catalyst Assemblies. ACS Energy Lett. 2016, 1, 339.

12. Leem, G.; Morseth, Z. A.; Wee, K. R.; Junlin, J.; Papanikolas, J. M.; Schanze, K. S. Polymer-based Ruthenium(II) Polypryridyl Chromophores on TiO2 for Solar Energy Conversion. Chem. Asian J. 2016, 11, 1257-1267. (Invited submission for the Energy Conversion and Storage Special Issue).

11. Leem, G.; Jiang, J.; Chen, Z.; Pho, T.; Hu, Z.; Keinan, S.; Puodziukynaite, E.; Kanai, Y.; Reynolds, J. R.; Papanikolas, J. M.; Schanze, K. S. Ru(bpy)32+ Derivatized Polystyrenes Constructed by Nitroxide-Mediated Living Radical Polymerization. Relationship between Polymer Chain Length, Structure and Photophysical Properties. Polym. Chem. 2015, 6. 8184.

10. Pan, Z.; Leem, G.; Cekli, S.; Schanze, K. S. Polymer Aggregation and Its Effect on Dye-sensitized Solar Cell Efficiency. ACS Appl. Mater. Interfaces 2015, 7, 16601.

9. Morseth, Z. A.; Wang, L.; Puodziukynaite, E.; Leem, G.; Gilligan, A. T.; Meyer, T. J.; Schanze, K. S.; Reynolds, J. R.; Papanikolas, J. M. Ultrafast Dynamics in Multifunctional Ru(II)-Loaded Polymers for Solar Energy Conversion. Acc. Chem. Res. 2015, 48, 818.

8. Leem, G.; Morseth, Z.; Puodziukynaite, E.; Papanikolas, J. M.; Reynolds, J. R.; Schanze, K. S. Light-Harvesting and Charge Separation in a p-Conjugated Antenna Polymer Bound to TiO2. J. Phys. Chem. C 2014, 118, 28535.

7. Cariati, E.; Cavallo, G.; Forni, A.; Leem, G.; Metrangolo, P.; Meyer, F.; Pilati, T.; Resnati, G.; Righetto, S.; Terraneo, G.; Tordin, E. Self-Complementary Nonlinear Optical-Phores Targeted to Halogen Bond-Driven Self-Assembly of Electro-Optic Materials. Crystal Growth & Des. 2011, 11, 5642.

6. Leem, G.; Zhang, S.; Jamison, A. C.; Galstyan, E.; Rusakova, I.; Lorenz, B.; Litvinov, D.; Lee, T. R. Light-Induced Covalent Immobilization of Monolayers of Magnetic Nanoparticles on Hydrogen-Terminated Silicon. ACS Appl. Mater. Interfaces 2010, 2, 2789.

5. Leem, G.; Saranqi, S.; Zhang, S.; Rusakova, I.; Brazdeikis, A.; Lee, T. R. Surfactant-Controlled Size and Shape Evolution of Magnetic Nanoparticles. Crystal Growth & Des. 2009, 9, 32.

4. Zhang, S.; Leem, G.; Lee, T. R. Monolayer-Protected Gold Nanoparticles Prepared Using Long-Chain Alkanethioacetates. Langmuir 2009, 25, 13855.

3. Leem, G.; Jamison, A. C.; Zhang, S.; Litvinov, D.; Lee, T. R. Facile Synthesis, Assembly, and Immobilization of Ordered Arrays of Monodisperse Magnetic Nanoparticles on Silicon Substrates. Chem. Commun. 2008, 4989.

2. Zhang, S.; Leem, G.; Srismbat, L.; Lee, T. R. Rationally Designed Ligands that Inhibit the Aggregation of Large Gold Nanoparticles in Solution. J. Am Chem. Soc. 2008, 130, 113.

1. Prulliere, F; Leem, G.; Reisinger, N. C.; Lee, T. R. Preparation and Characterization of Conducting Polymer shell/ core composite nanoparticles. Curr. Top. Coll. Int. 2006, 7, 19.



8. “Super absorbent polymer and a preparation method thereof” T. Y. Won, C. S. Han, G. C. Kim, Y. H. Lee, S. G. Lee, K. P. Kim, S. Park, G. Leem. U.S. Patent 10,086,361 issued October 2, 2018.

7. “Preparation method of a super absorbent polymer” G. Leem, G. C. Kim, S. G. Lee, K. P. Kim, T. Y. Won, C. S. Han U.S. Patent 9,656,296 issued May 13, 2017.

6. “Super absorbent polymer and a preparation method thereof” T. Y. Won, C. S. Han, G. C. Kim, Y. H. Lee, S. G. Lee, K. P. Kim, S. Park, G Leem U.S. Patent 9,517,446 issued December 13, 2016.

5. “Preparation method of super absorbent polymer” H. M. Lee, G. Leem, T. Y. Won U.S. Patent 14,400,512 issued July 16, 2016.

4. “Preparation method of super absorbent polymer” T. Y. Won, C. S. Han, G. C. Kim, S. G. Lee, K. P. Kim, S. Park, G. Leem, U.S. Patent 9,029,480 issued May 12, 2015.

3. “Shredder for super absorbent polymer and preparation method of super absorbent polymer using the same” G. C. Kim, C. S. Han, S. G. Lee, K. P. Kim, S. Park, J. H. Bae, T. Y. Won, G Leem U.S. Patent 9,120,100 issued September 1, 2015.

2. “Shredder for super adsorbent polymer and preparation method of super absorbent polymer using the same” G. C. Kim, C. S. Han, S. G. Lee, K. P. Kim, S. Park, J. H. Bae, T. Y. Won, G Leem U.S. Patent 8,919,683 issued December 30, 2014.

1. “Preparation method of superabsorbent polymer” T. Y. Won, C. S. Han, G. C. Kim, S. G. Lee, K. P. Kim, S. Park, G Leem U.S. Patent 8,697,812 issued April 15, 2014.