51. “Gas phase proton affinities of proline-containing peptides. 1: ProCys, ProMet, ProSer, ProThr, ProTyr, ProPhe, and ProTrp” Cardwell, H.; Acoria, P.; Brender A Brandis, A.; Huynh, K. T.; Lamb, M.; Messinger, S.; Moody, D.; Nicks, L.; Qian, H.; Rastogi, S.; Ton, T.; Towler, A. G.; Velasquez, M.; Poutsma, J. L.*; Poutsma, J. C*. Int. J. Mass Spectrom. 2025, 513, 117445.
50. “Gas phase proton affinities of proline-containing peptides. 1: ProGly, ProAla, ProVal, ProLeu, ProIle, and ProPro”Cardwell, H.; Acoria, P.; Brender A Brandis, A.; Huynh, K. T.; Lamb, M.; Messinger, S.; Moody, D.; Nicks, L.; Qian, H.; Quint, M.; Ton, T.; Towler, A. G.; Velasquez, M.; Poutsma, J. L.*; Poutsma, J. C*. Int. J. Mass Spectrom. 2025, 507, 117352.
49. “Homo- and Heteronuclear Group 12 Metallothionein Type B Cluster Analogs: Synthesis, Structure, 1H NMR, and ESI-MS” Brennan, H. M.; Bunde, S. G.; Kuang, Q.; Palomino, T. V.; Sacks, J. S.; Berry, S. M.; Butcher, R. J.; Poutsma, J. C.; Pike, R. D.; Bebout*, D.C. Inorg. Chem. 2022, 61, 19857.
48. “Acid/base Properties of a-Methyl and Gem-Dimethyl Derivatives of Cysteine and Serine from the Extended Kinetic Method” Turner, G.; Long, D.; Owens, E.; Iqbal, E.; Hartman, M.C.T.; Poutsma, J.C. Int. J. Mass Spectrom. 2022, 475, 116833.
47. “Structures and Electron Affinities of Aluminum Hydride Clusters AlnH (n=3-13)” Poutsma, J. C; Moeller, W.; Poutsma, J. L.; Sweeny, B. C; ; Ard, S. G; Viggiano, A. A.; Shuman, N. S. J. Phys. Chem. A. 2022, 126, 1648. Selected for inclusion in a Virtual Special Issue “Experiment-Theory Synergies in the Study of Metal and Metal-Containing Clusters. 2023
46. “Toward a Quantitative Analysis of the Temperature Dependence of Electron Attachment of SF6” Poutsma, J. C.; Shuman, N. S.; Miller, T.; Troe,* J.; Viggiano, A.A. J. Chem. Phys., 2020, 152, 124302.
45. “Hydrogen-Bonded Tetramers of Carbamazepine” Silski, A.; Petersen, J.; Liu, J.; Turner, G.A.; Poutsma, J. C.; Kandel*, S. A. J. Phys. Chem. C, 2020 124, 5213.
44. “Catalytic Oxidation of CO by N2O Enabled by Al2O2/3+: Temperature-Dependent Kinetics and Statistical Modelling” Sweeny, B. C.; McDonald III, D. C.; Poutsma, J. L.; Poutsma, J. C.; Shuman, N.S.; Ard, S. G.; Viggiano, A. A. J. Phys. Chem. A, 2020 124, 1705.
43. “Redefining the Mechanism of O2 Etching of Aln– Super Atoms: An Early Barrier Controls Reactivity, Analogous to Surface Oxidation” Sweeny, B. C; McDonald III, D. C.; Poutsma, J. C.; Ard, S. G; Viggiano, A. A.; Shuman, N. S. J. Phys. Chem. Lett., 2020, 11, 217.
42. “Effect of 172 nm UV Irradiation on Polyimide and its Application in Surface Modification by Grafting”, Das, L. Poutsma, J. C., Kelly*, M. J., High Performance Polym., 2020, 32 761.
41. “How Oxygen Availability Affects the Antimicrobial Efficacy of Host Defense Peptides: Lessons Learned from Studying the Copper-binding Peptides Piscidins 1 and 3”Oludiran, A.; Courson, D. S.; Stewart, M. D.; Radwan, A.; Poutsma, J. C.; Cotton, M. L*, Purcell, E. B.* Int. J. Mol. Sci., 2019, 20, 5289.
40. “Spectroscopic Evidence of Lactam Formation in Terminal Ornithine b2+ and b3+ Fragment Ions” Smith, Z.M.; Wang, X.; Scheerer, J. R.; Martens, J.; Berden, G.; Oomens, J.; Steinmetz, V.; Somogyi, A.; Wysocki, V.; Poutsma*, J. C. J. Am. Soc. Mass Spectrom., 2019, 30, 1565.
39. “Infrared Multiple Photon Dissociation Spectroscopy of Cationized Canavanine: Side-Chain Substitution Influences Gas-Phase Zwitterion Formation.” Smith, Z. M.; Steinmetz, V.; Martens, J.; Oomens, J.; Poutsma*, J. C. Int. J. Mass Spectrom., 2018, 429, 158.
38. “Metal Substitution and Solvomorphism in Alkylthiolate-Bridged Zn3 and HgZn2 Metal Clusters.” Hallinger, M. R.; Gerhard, A. C.; Ritz, M. D.; Sacks, J. S.; Poutsma, J. C.; Pike, R. D.; Wojtas, L.; Bebout*, D. C. ACS Omega 2017, 2, 6391.
37. “C–H…O Hydrogen Bonding in Pentamers of Isatin.” Silski, A. M.; Brown, R. D.; Petersen, J. P.; Coman, J. M.; Turner, D. A.; Smith, Z. M.; Corcelli, S. A.; Poutsma, J. C.; Kandel*, S. A. J. Phys. Chem. C. 2017, 121, 21520.
36. “Infrared Multiple-photon Dissociation Action Spectroscopy of the b2+ ion from PPG: Evidence of Third Residue Affecting b2+ Fragment Structure.” Poutsma*, J.C.; Martens, J.; OomensJ.; Maitre, P.; Steinmetz, V.; Bernier, M.; Jia, M.; Wysocki*, V. H. J. Am. Soc. Mass Spectrom. 2017,28, 1482-1488.
35. “Infrared Spectroscopic Confirmation of α-Lactone Formation in the Dissociation of a Gaseous Amino Acid.” Wenthold*, P. G.; Koirala, D.; Somogyi, A.; Poutsma, J. C. J. Phys. Org. Chem. 2017, 30, e3606.
34. “Investigation of Proton Affinities, Dimer Equilibria, and Gas Phase Vibrational Spectra of Protonated Nucleosides, Deoxynucleosides, and Their Analogues.” Ung, H. U.; Arias, E.; Huynh, K. T.; Poutsma, J. C.; Oomens, J.; Berden, G.; Morton*, T. H. Int. J. Mass Spectrom. 2015, 378, 294.
33. Gas-Phase Acid-Base Properties of 1-Aminocycloalkane-1-Carboxylic Acids from the Extended Kinetic Method.” Muetterties, C; Drissi Touzani, A.; Hardee, I.; Huynh, K. T.; and Poutsma*, J. C. Int. J. Mass Spectrom. 2015, 378, 59.
32. “Investigations of the Mechanism of the “Proline Effect” in Mass Spectrometry Peptide Fragmentation Experiments: the “Pipecolic Acid Effect.” Raulfs, M. M.; Breci, L.; Bernier, M., Hamdy, O.; Janiga, A.;Wysocki., V.; Poutsma*, J. C. J. Am. Soc. Mass Spectrom. 2014, 25, 1705.
31. “Gas-Phase Acid-Base Properties of Homocysteine, Homoserine, 5-Mercaptonorvaline, and 5-Hydroxynorvaline from the Extended Kinetic Method.” Muetterties, C.; Janiga, A.; Huynh, K. T.; Pisano, M. G.; Tripp, V. T.; Young, D. D.; and Poutsma*, J. C. Int. J. Mass Spectrom. 2014, 369, 71.
30. “Carbonate-Templated Self-Assembly of an Alkylthiolate-Bridged Cadmium Macrocycle.” Lai, W.; Berry, S.; Kaplin, W.; Hain, M.; Poutsma, J.; Butcher, R.; Pike, R.; Bebout*, D. Inorg. Chem. 2013, 52, 2286.
29. “Gas-Phase Hydrogen Deuterium Exchange of Lysine Homologs.” Arrington, J. V; Strauss, R.; Reynolds, P. F.; Poutsma, J. L.; Marzluff, E. M.; Poutsma*, J. C., Int. J. Mass Spectrom. 2012, 330-332, 200.
28. “Gas-Phase Acidities of Lysine Homologues and Proline Analogs from the Extended Kinetic Method.” Webb, I.; Muetterties, C.; Platner, C. B.; Poutsma*, J. C Int. J. Mass Spectrom. 2012, 316-318, 126.
27. “A Synthetic Model of Hg(II) Sequestration.” Viehweg, J. A.; Stamps, S. M.; Dertinger, J. J.; Green, R. L.; Harris, K. E.; Butcher, R. J.; Andriole, E. J.; Poutsma, J. C.; Berry, S. M.; Bebout*, D. C. J. Chem. Soc. Dalton Trans. 2010, 39, 3174.
26. “The Curtin-Hammett Principle in Mass Spectrometry.” Haupert, L.; Poutsma*, J. C.; Wenthold*, P. G. Acc. Chem. Res. 2009, 42, 1480.
25. “IRMPD Spectroscopy Shows That AGG Forms an Oxazolone b2+ Ion.” Yoon, S.H; Chamot-Rooke, J; Perkins, B. R.; Hilderbrand, A.; Poutsma, J. C.; Wysocki*, V. H. J. Am. Chem. Soc. 2008, 130, 17644.
24. “Gas Phase Acidities of the 20 Protein Amino Acids.” Jones, C. M.; Bernier, M.; Colyer, K. E; Carson, E.; Metz, R. Pawlow, A; Webb, I. K.; Wischow, E. D.; Andriole, E. J.; Poutsma*, J. C. Int. J. Mass Spectrom. 2007, 267, 54.
23. “Are Carboxyl Groups the Most Acidic Sites in Amino Acids? Gas Phase Acidity, H/D Exchange Experiments, and Computations on Cysteine and It’s Conjugate Base.” Tian, Z.; Pawlow, A.; Poutsma*, J. C.; Kass*, S. R. J. Am. Chem. Soc. 2007, 129, 5403.
22. “Absolute Rate Coefficients and Branching Percentages for the Reactions of POxCly– + N (4S3/2) and POxCly– + O (3P) at 298 K.” Poutsma, J. C.; Midey, A.; Thompson, T. H.; Viggiano*, A. A., J. Phys. Chem. A. 2006, 110, 11315.
21. “Proton Affinity of Canavanine and Canaline, Oxyanalogs of Arginine and Ornithine.” Andriole, E. J.; Colyer, K. E.; Cornell, E.; Poutsma*, J. C. J. Phys. Chem. A 2006, 110, 11501.
20. “Theoretical and Experimental Investigation of the Energetics of Cis-Trans Proline Isomerization in Peptide Models.” Carper, E. M.; Schroeder, O. E.; Wind, J. J.; Poutsma J. L. Etzkorn§, F.A.; Poutsma*, J. C. J. Phys. Chem. A 2006 110, 6522.
19. “Absolute Rate Coefficients for the Reactions of O2– + N (4S3/2) and O2– + O (3P) at 298 K in a Selected-Ion Flow Tube Instrument” Poutsma, J. C., Midey, A., Viggiano, A. A.*, J. Chem. Phys., 2006. 124, 074301.
18. “Proton Affinity of b-Oxalylaminoalanine (BOAA): Incorporation of Direct Entropy Correction into the Single Reference Kinetic Method.” Wind, J. J.; Papp, L. D.; Happel, M.; Hahn, K.; Andriole, E. J. ; Poutsma*, J. C., J. Am. Chem. Soc. Mass Spectrom. 2005, 16, 1151.
17. “Experimental Chloride Ion Affinities and Theoretical Predictions for the Absolute Heats of Formation of SiCl2 and SiClF.” Poutsma*, J. C.; Schroeder, O. E.; Squires, R. R. Chem. Phys. Lett. 2004, 389, 433.
16. “The Proton Affinity of Lysine Homologues from the Extended Kinetic Method” Schroeder, O. E.; Andriole, E. J.; Carver, K. L.; Colyer, K. E.; Poutsma*, J. C. J. Phys. Chem. A. 2004, 108, 326.
15. “cis-1,5-diaminocyclooctane: The Most Basic Gaseous Primary Amine?” Poutsma*, J. C.; Andriole, E. J.; Sissung, T.; Morton*, T. H. Chem. Comm. 2003, 16, 2040.
14. “The Absolute Heat of Formation and Singlet-Triplet splitting for HCCN.” Poutsma,* J. C.; Upshaw, S. D.; Squires, R. R.; Wenthold, P. G., J. Phys. Chem. A 2002, 106, 1067.
13. “Proton Affinity of Proline Analogs using the Kinetic Method with Full Entropy Analysis.” Kuntz, A. F.; Boynton, A. W.; David, G. A.; Colyer, K. E.; Poutsma*, J. C. J. Am. Soc. Mass Spectrom. 2002, 13, 72.