Anh T. Tran, Jay Tomlin, Phuoc H. Lam, Brittany L. Stinger, Alexandra D. Miller, Dustin J. Walczyk, Omar Cruz, Timothy D. Vaden*, and Lei Yu* “Conductivity, Viscosity, Spectroscopic Properties of Organic Sulfonic Acid solutions in Ionic Liquids” ChemEngineering, (2019), 3, 4, 81. https://doi.org/10.3390/chemengineering3040081

Arusha Acharyya, David DiGiuseppi, Brittany L. Stinger, Reinhard Schweitzer-Stenner, and Timothy D. Vaden* “Structural Destabilization of Azurin by Imidazolium Chloride Ionic Liquids in Aqueous Solution” Journal of Physical Chemistry B, (2019), 123, 6933-6945. https://pubs.acs.org/doi/10.1021/acs.jpcb.9b04113

Joshua Y. Lee, Katherine M. Selfridge, Eric M. Kohn, Timothy D. Vaden, and Gregory A. Caputo* “Effects of Ionic Liquid Alkyl Chain Length on Denaturation of Myoglobin by Anionic, Cationic, and Zwitterionic Detergents” Biomolecules, (2019), 9, 264; https://www.mdpi.com/493110.

Kendall Cook, Katharine Tarnawsky, Alana J. Swinton, Daniel D. Yang, Alexandria S. Senetra, Gregory A. Caputo, Benjamin R. Carone, and Timothy D. Vaden* “Correlating Lipid Membrane Permeabilities of Imidazolium Ionic Liquids with their Cytotoxicities on Yeast, Bacterial, and Mammalian Cells” Biomolecules , (2019), 9, 251; https://www.mdpi.com/485802.

Morgan A. Hitchner, Luis E Santiago-Ortiz, Matthew R Necelis, David J Shirley, Thaddeus J Palmer, Katharine Tarnawsky, Timothy D. Vaden, Gregory A. Caputo* “Activity and characterization of a pH-sensitive antimicrobial peptide” Biochemica et Biophysica Acta – Biomembranes, (2019) Volume 1861, Issue 10, 1 October 2019, 182984. https://doi.org/10.1016/j.bbamem.2019.05.006.

Eric M. Kohn, Joshua Y. Lee, Anthony Calabro, Timothy D. Vaden, and Gregory A. Caputo* “Heme Dissociation from Myoglobin in the Presence of the Zwitterionic Detergent N,N-Dimethyl-N-Dodecylglycine Betaine: Effects of Ionic Liquids” Biomolecules, (2018) 8, 126. https://doi.org/10.3390/biom8040126 .

Scott Huston, John Collins, Fangfang Sun, Ting Zhang, Timothy D. Vaden, Y. –H. Percival Zhang, and Jinglin Fu, "An Activity Transition from NADH Dehydrogenase to NADH Oxidase during Protein Denaturation" Biotechnology and Applied Biochemistry, (2017). http://onlinelibrary.wiley.com/doi/10.1002/bab.1607/pdf

Borrell, Kelsey L., Cancglin, Christine, Stinger, Brittany L., DeFrates, Kelsey G., Caputo, Gregory A., Wu, Chun, and Timothy D. Vaden "An Experimental and Molecular Dynamics Study of Red Fluorescent Protein mCherry in Novel Aqueous Amino Acid Ionic Liquids" Journal of Physical Chemistry B, 121 (2017) 4823−4832. http://pubs.acs.org/doi/abs/10.1021/acs.jpcb.7b03582

Hanna, Sylvia L., Huang, Jenny L., Swinton, Alana J., Caputo, Gregory A., and Timothy D. Vaden "Synergistic effects of polymyxin and ionic liquids on lipid vesicle membrane stability and aggregation" Biophysical Chemistry, 227. (2017) 1-7. http://dx.doi.org/10.1016/j.bpc.2017.05.002

Renda, Celina M., Patel, Yash K., Henshaw, Lance R., Munson, Kyle T., Fiebig, Olivia C., Tran, Anh T., Shriver, Jeremey, Cruz, Judith, Yu, Lei, and Timothy D. Vaden "Thermodynamic and Conductivity Properties of Acetic Acid - EMIMOAc Ionic Liquid Solutions" Journal of Molecular Liquids, 216, (2016) 710-715. https://doi.org/10.1016/j.molliq.2016.01.015

Miller, Miranda C., Hanna, Sylvia L., DeFrates, Kelsey G., Fiebig, Olivia C., and Timothy D. Vaden "Kinetics and mass spectrometric measurements of myoglobin unfolding in aqueous ionic liquid solutions" International Journal of Biological Macromolecules, 85, (2016) 200-207. http://dx.doi.org/10.1016/j.ijbiomac.2015.12.067

Munson, Kyle T., Vergara, Jason, Yu, Lei, and Timothy D. Vaden "Characterization of the Bridged Proton Structure in HTFSI Acid Ionic Liquid Solutions" Journal of Physical Chemistry B, 119, (2015) 6304−6310. http://pubs.acs.org/doi/10.1021/acs.jpcb.5b02715

Aravind, S.S.J., Mugweru, Amos, Ramanujachary, Kandalam , and Timothy D. Vaden "Molybdenum phosphide - graphite nanomaterials for efficientelectrocatalytic hydrogen production" Applied Catalysis A: General, 490, (2015) 101-107. https://doi.org/10.1016/j.apcata.2014.11.003

Aravind, S.S.J., Costa, Matthew, Pereira, Victor, Mugweru, Amos, Ramanujachary, Kandalam , and Timothy D. Vaden* "Molybdenum/graphene - Based catalyst for hydrogen evolution reaction synthesized by a rapid photothermal method" International Journal of Hydrogen Energy, 39, (2014) 11528-11536.

Fiebig, Olivia C., Mancini, Emily, Caputo, Gregory, and Timothy D. Vaden* "Quantitative Evaluation of Myoglobin Unfolding in the Presence of Guanidinium Hydrochloride and Ionic Liquids in Solution" Journal of Physical Chemistry B, 118, (2014) 406-412.

Angela L. Picciano and Timothy D. Vaden* "Complexation between Cu(II) and curcumin in the presence of two different segments of amyloid β" Biophysical Chemistry, 184, (2013) 62-67.

Yu, Lei,*Clifford, Jeremy, Pham, Toan T., Almaraz, Eduardo, Perry III, Fredrick, Caputo, Gregory A., and Timothy D. Vaden* "Conductivity, Spectroscopic, and Computational Investigation of H₃O⁺ Solvation in Ionic Liquid BMIBF₄" Journal of Physical Chemistry B, 117, (2013) 7057−7064.

Hall, Timothy, Horacek, Dean G, Musilli, Aurora, and Vaden, Timothy D.* “Competitive Copper (II) Chelation by Histidine, Histidine-Rich Peptides, and Curcumin” Journal of Undergraduate Chemistry Research, 12(3), (2013) 56-60.

Yu, Lei,* Pizio, Benjamin S., and Vaden, Timothy D.* "Conductivity and Spectroscopic Investigation of 2 Bis(trifluoromethanesulfonyl)imide Solution in Ionic Liquid 1-Butyl-3- methylimidazolium Bis(trifluoromethanesulfonyl)imide" Journal of Physical Chemistry B, 116, (2012) 6553−6560.

Sagar, Ram, Rudic, Svemir, Gamblin, David P., Scanlan, Eoin M., Vaden, Timothy D., Odell, Barbara, Claridge, Timothy D. W., Simons, John P.,* and Davis, Benjamin G.* "Conformational effects in sugar ions: spectroscopic investigations in the gas phase and in solution" Chemical Science, 3, (2012) 2307-2313.

Cocinero, Emilio J., Çarçabal, Pierre, Vaden, Timothy D., Davis, Benjamin G., and Simons, John P.* "Exploring Carbohydrate-Peptide Interactions in the Gas Phase: Structure and Selectivity in Complexes of Pyranosides with N-Acetylphenylalanine Methylamide" Journal of the American Chemical Society, 133, (2011) 4548–4557.

Vaden, Timothy D., Imre, Dan, Beranek, Josef, Shrivastava, Manish, and Zelenyuk, Alla.* “Evaporation Kinetics and Phase of Laboratory and Ambient Secondary Organic Aerosol” Proceedings of the National Academy of Sciences USA, 108(6), (2011) 2190-2195.

Cocinero, Emilio J., Çarçabal, Pierre, Vaden, Timothy D., Simons, John P.,* and Davis, Benjamin G.* “Sensing the anomeric effect in a solvent-free environment” Nature, 469, (2011) 76–79.

Vaden, Timothy D., Imre, Dan, Beranek, Josef, and Zelenyuk, Alla.* “Extending the Capabilities of Single Particle Mass Spectrometry: II. Measurements of Aerosol Particle Density without DMA” Aerosol Science and Technology, 45, (2011) 125-135.

Vaden, Timothy D., Imre, Dan, Beranek, Josef, and Zelenyuk, Alla.* “Extending the Capabilities of Single Particle Mass Spectrometry: I. Measurements of Aerosol Number Concentration, Size Distribution, and Asphericity” Aerosol Science and Technology, 45, (2011) 113-124.

Beames, Joseph M., Hudson, Andrew J.,* Vaden, Timothy D.,* and Simons, John P. “Double-resonance spectroscopy of the jet-cooled free base and Cu(II) complex of protoporphyrin IX” Physical Chemistry Chemical Physics, 12, (2010) 14076-14081.

Beames, Joseph M., Vaden, Timothy D., and Hudson, Andrew J.* “The spectroscopy of jet-cooled porphyrins: an insight into the vibronic structure of the Q band” Journal of Porphyrins and Phthalocyanines, 14, (2010) 314-323.

Vaden, Timothy D., Song, Chen, Zaveri, Rahul A., Imre, Dan, and Zelenyuk, Alla* “Morphology of mixed primary and secondary organic particles and the adsorption of spectator organic gases during aerosol formation” Proceedings of the National Academy of Sciences USA, 107, (2010) 6658-6663.

Rodriguez, Jason D., Vaden, Timothy D., and Lisy, James M.* “Infrared Spectroscopy of Ionophore-Model Systems: Hydrated Alkali Metal Ion 18-crown-6 Ether Complexes” Journal of the American Chemical Society, 131, (2009) 17277–17285.

Vaden, Timothy D.,* Gowers, Sally A. N., and Snoek, Lavina C.* “Infrared spectroscopy of ‘forbidden’ peptide sequences” Physical Chemistry Chemical Physics, 11, (2009) 5843–5850.

A. Cimas, T. D. Vaden, T. S. J. A. de Boer, L. C. Snoek, M.-P. Gaigeot.* “Vibrational spectra of small protonated peptides from finite temperature MD simulations and IRMPD

spectroscopy” Journal of Chemical Theory and Computation, 5, (2009) 1068–1078.

Vaden, Timothy D.,* Gowers, Sally A. N., and Snoek, Lavina C.* “Observation of b-Sheet Aggregation in a Gas-Phase Tau-Peptide Dimer” Journal of the American Chemical Society, 131, (2009) 2472-2474.

Vaden, Timothy D.,* Gowers, Sally, de Boer, Tjalling S. J. A., Steill, Jeffrey D., Oomens, Jos, and Snoek, Lavina C.* “Conformational Landscape of an Amyloidogenic Peptide Sequence: IR Spectroscopy of Neutral and Protonated Ac-VQIVYK-NHMe” Journal of the American Chemical Society, 130, (2008) 14640–14650.

Vaden, Timothy D.,* de Boer, Tjalling S. J. A., Simons, John P., Snoek, Lavina C.,* Suhai, Sandor, and Paizs, Bela “Vibrational Spectroscopy and Conformational Structure of Protonated Polyalanine Peptides Isolated in the Gas Phase” Journal of Physical Chemistry A, 112, (2008) 4608–4616.

Vaden, Timothy D.,* de Boer, Tjalling S. J. A., Simons, John P., and Snoek, Lavina C.* “Intramolecular Interactions in Protonated Peptides: H⁺PheGlyGly and H⁺GlyGlyPhe” Physical Chemistry Chemical Physics, 10, (2008) 1443-1447.

Vaden, Timothy D.,* de Boer, Tjalling S. J. A., MacLeod, Neil A., Marzluff, Elaine M., Simons, John P., and Snoek, Lavina C.* “Infrared spectroscopy and structure of photochemically protonated biomolecules in the gas phase: a noradrenaline analogue, lysine and alanyl alanine” Physical Chemistry Chemical Physics, 9, (2007) 2549-2555.

Vaden, Timothy D., Lisy, James M.,* Carnegie, Prosser D., Pillai, E. Dinesh, and Duncan, Michael A. “Infrared Spectroscopy of the Li⁺(H₂O)Ar Complex: The Role of Internal Energy and Its Dependence on Ion Preparation” Physical Chemistry Chemical Physics, 8:26, (2006) 3078-3082.

Vaden, Timothy D. and Lisy, James M.* “Competition Between Ion-Phenol Interactions and Intermolecular Phenol Hydrogen Bonding II. Phenol Trimer” Journal of Chemical Physics, 124:21, (2006) 214315.

Vaden, Timothy D. and Lisy, James M.* “Competition Between Ion-Phenol Interactions and Intermolecular Phenol Hydrogen Bonding I. Phenol Dimer” Journal of Chemical Physics, 123, (2005) 074302.

Vaden, Timothy D. and Lisy, James M.* “Investigation of Competing Interactions in Alkali Metal Ion – Acetone – Water Clusters” Chemical Physics Letters, 408, (2005) 54-58.

Vaden, Timothy D. and Lisy, James M.* “Competing Non-Covalent Interactions in Alkali Metal Ion – Acetonitrile – Water Clusters” Journal of Physical Chemistry A, 109:17, (2005), 3880-3886.

Vaden, Timothy D., Weinheimer, Corey J., and Lisy, James M.* “Evaporatively Cooled M⁺(H₂O)Ar Cluster Ions: Infrared Spectroscopy and Internal Energy Simulations” Journal of Chemical Physics, 121:7, (2004), 3102-3107.

Vaden, Timothy D. and Lisy, James M.* “Characterization of Hydrated Na⁺(Phenol) and K⁺(Phenol) Complexes Using Infrared Spectroscopy” Journal of Chemical Physics, 120:2, (2004), 721-730.

Vaden, Timothy D., Forinash, Brian, and Lisy, James M.* “Rotational Structure in the Asymmetric O-H Stretch of Cs⁺(H₂O)Ar” Journal of Chemical Physics, 117:10, (2002), 4628-4631.

Vaden, Timothy D., Ardhal, Ben, and Lynn, Bert C.* “Evaluation of axial DC offsets during scanning of a quadrupole ion trap for sensitivity improvements” Rapid Communications in Mass Spectrometry, 15:9, (2001), 679-684.