Professor
Department of Chemistry
Fields of Research/Interests:
- Nanoparticle Interfacial Interactions
- Optical Spectroscopy
- Analytical Method Design
Education:
B.S Wuhan University
PhD. Purdue University
Publications:
1. Gadogbe, M.; Zhou, Y.; Alahakoon, S. H.; Perera, G. S.; Zou, S.; Pittman, C. U.; Zhang, D. Structures and Conformations of Alkanedithiols on Gold and Silver Nanoparticles in Water, J. Phys. Chem. C 2015, 119, 18414-18421. Link
2. Gadogbe, M.; Ansar, S. M.; Chu, I. W.; Zou, S.; Zhang, D. Comparative study of the self-assembly of gold and silver nanoparticles onto thiophene oil, Langmuir 2014, 30, 11520-11527. Link
3. Ansar, S. M.; Gadogbe, M.; Siriwardana, K.; Howe, J. Y.; Dogel, S.; Hosseinkhannazer, H.; Collier, W. E.; Rodriguez, J.; Zou, S.; Zhang, D. Dispersion Stability, Ligand Structure and Conformation, and SERS Activities of 1-Alkanethiol Functionalized Gold and Silver Nanoparticles, J. Phys. Chem. C 2014, 118, 24925-24934. Link
4. Ansar, S. M.; Perera, G. S.; Gomez, P.; Salomon, G.; Vasquez, E. S.; Chu, I. W.; Zou, S.; Pittman, C. U.; Walters, K. B.; Zhang, D. Mechanistic Study of Continuous Reactive Aromatic Organothiol Adsorption onto Silver Nanoparticles, J. Phys. Chem. C 2013, 117, 27146-27154. Link
5. Ansar, S. M.; Haputhanthri, R.; Edmonds, B.; Liu, D.; Yu, L.; Sygula, A.; Zhang, D. Determination of the Binding Affinity, Packing, and Conformation of Thiolate and Thione Ligands on Gold Nanoparticles, J. Phys. Chem. C 2011, 115, 653-660. Link
6. Perera, G. S.; Yang, G.; Nettles, C. B.; Perez, F.; Hollis, T. K.; Zhang, D. Counterion Effects on Electrolyte Interactions with Gold Nanoparticles, The Journal of Physical Chemistry C 2016, ASAP. Link
7. Perera, G. S.; Gadogbe, M.; Alahakoon, S. H.; Zhou, Y.; Zou, S.; Perez, F.; Zhang, D. Ion Pairing as the Main Pathway for Reducing Electrostatic Repulsion among Organothiolate Self-assembled on Gold Nanoparticles in Water, The Journal of Physical Chemistry C 2016, 120, 19878-19884. Link
8. Perera, G. S.; Nettles, C. B., 2nd; Hollis, T. K.; Zhang, D.; Zhou, Y.; Zou, S. Direct Observation of Ion Pairing at the Liquid/Solid Interfaces by Surface Enhanced Raman Spectroscopy, Langmuir 2015, 31, 8998-9005. Link
9. Siriwardana, K.; La Cour, A.; Zhang, D. Critical Sequence Dependence in Multicomponent Ligand Binding to Gold Nanoparticles, J. Phys. Chem. C 2016, Ahead of Print. Link
10. Zhang, D.; Siriwardana, K.; Vangala, K.; Fitzkee, N. C.; Wang, A. Probing the Effects of Cysteine Residues on Protein Adsorption onto Gold Nanoparticles using Wild-type and Mutated GB3 Proteins, Langmuir 2013. Link
11. Vangala, K.; Siriwardana, K.; Vasquez, E. S.; Xin, Y.; Pittman, C. U.; Walters, K. B.; Zhang, D. Simultaneous and Sequential Protein and Organothiol Interactions with Gold Nanoparticles, J. Phys. Chem. C 2013, 117, 1366-1374.Link
12. Vangala, K.; Ameer, F.; Salomon, G.; Le, V.; Lewis, E. A.; Liu, D.; Yu, L.; Zhang, D. Studying Protein and Gold Nanoparticle Interaction Using Organothiols as Molecular Probes, The Journal of Physical Chemistry C 2012. Link
13. Siriwardana, K.; Nettles, C. B.; Vithanage, B. C. N.; Zhou, Y.; Zou, S.; Zhang, D. On-Resonance Fluorescence, Resonance Rayleigh Scattering, and Ratiometric Resonance Synchronous Spectroscopy of Molecular- and Quantum Dot-Fluorophores, Analytical Chemistry 2016, 88, 9199-9206. Link
14. Nettles, C. B.; Zhou, Y.; Zou, S.; Zhang, D. UV-Vis Ratiometric Resonance Synchronous Spectroscopy for Determination of Nanoparticle and Molecular Optical Cross Sections, Anal. Chem. (Washington, DC, U. S.) 2016, 88, 2891-2898. Link
15. Suwandaratne, N.; Hu, J.; Siriwardana, K.; Gadogbe, M.; Zhang, D. Evaluation of Thiol Raman Activities and pKa Values Using Internally Referenced Raman-Based pH Titration, Anal. Chem. (Washington, DC, U. S.) 2016, 88, 3624-3631. Link
16. Nettles, C. B.; Hu, J.; Zhang, D. Using Water Raman Intensities To Determine the Effective Excitation and Emission Path Lengths of Fluorophotometers for Correcting Fluorescence Inner Filter Effect, Anal. Chem. (Washington, DC, U. S.) 2015, 87, 4917-4924. Link
17. Zhang, D.; Vangala, K.; Li, S.; Yanney, M.; Xia, H.; Zou, S.; Sygula, A. Acid cleavable surface enhanced raman tagging for protein detection, Analyst 2011, 136, 520-526. Link
18. Zhang, D.; Ansar, S. M. Ratiometric surface enhanced Raman quantification of ligand adsorption onto a gold nanoparticle, Anal Chem 2010, 82, 5910-5914. Link
19. Vangala, K.; Yanney, M.; Hsiao, C.-T.; Wu, W. W.; Shen, R.-F.; Zou, S.; Sygula, A.; Zhang, D. Sensitive carbohydrate detection using surface enhanced Raman tagging, Anal Chem 2010, 82, 10164-10171. Link
20. Zhang, D.; Jiang, D.; Yanney, M.; Zou, S.; Sygula, A. Ratiometric Raman spectroscopy for quantification of protein oxidative damage, Anal Biochem 2009, 391, 121-126. Link