Recent Publications

1999 Publications

• Strittmatter, E. F. & Williams, E. R. Computational approach to the proton affinities of Gly(n) (n = 1-10). International Journal of Mass Spectrometry. (1999), 185-187, 935-948. web
• Strittmatter, E. F., Schnier, P. D., Klassen, J. S. & Williams, E. R. Dissociation energies of deoxyribose nucleotide dimer anions measured using blackbody infrared radiative dissociation. Journal of the American Society for Mass Spectrometry. (1999), 10, 1095-1104. web
• Schnier, P. D., Jurchen, J. C. & Williams, E. R. The effective temperature of peptide ions dissociated by sustained off-resonance irradiation collisional activation in Fourier transform mass spectrometry. Journal of Physical Chemistry B. (1999), 103, 737-745. web
• Rodriguez-Cruz, S. E., Jockusch, R. A. & Williams, E. R. Binding energies of hexahydrated alkaline earth metal ions, M2+(H2O)(6), M = Mg, Ca, Sr, Ba: Evidence of isomeric structures for magnesium. Journal of the American Chemical Society. (1999), 121, 1986-1987. web
• Rodriguez-Cruz, S. E., Klassen, J. S. & Williams, E. R. Hydration of gas-phase ions formed by electrospray ionization. Journal of the American Society for Mass Spectrometry. (1999), 10, 958-968. web
• Rodriguez-Cruz, S. E., Jockusch, R. A. & Williams, E. R. Hydration energies and structures of alkaline earth metal ions, M2+(H2O)(n), n=5-7, M = Mg, Ca, Sr, and Ba. Journal of the American Chemical Society. (1999), 121, 8898-8906. web
• Jockusch, R. A., Price, W. D. & Williams, E. R. Structure of cationized arginine (Arg center dot M+, M = H, Li, Na, K, Rb, and Cs) in the gas phase: Further evidence for zwitterionic arginine. Journal of Physical Chemistry A. (1999), 103, 9266-9274. web
• Beyer, M., Williams, E. R. & Bondybey, V. E. Unimolecular reactions of dihydrated alkaline earth metal dications M2+(H2O)(2), M = Be, Mg, Ca, Sr, and Ba: Salt-bridge mechanism in the proton-transfer reaction M2+(H2O)(2)-> MOH++H3O+. Journal of the American Chemical Society. (1999), 121, 1565-1573. web

1998 Publications

• Williams, E. R. et al. The Structure and Reactivity of Large Multiply Charged Biomolecular Ions. Advances in Mass Spectrometry. (1998), 14, 119-128.
• Williams, E. R. Tandem FTMS of large biomolecules. Analytical Chemistry. (1998), 70, 179A-185A.
• Schnier, P. D. & Williams, E. R. Analysis of isomeric mixtures using blackbody infrared radiative dissociation: Determining isomeric purity and obtaining individual tandem mass spectra simultaneously. Analytical Chemistry. (1998), 70, 3033-3041. web
• Schnier, P. D., Klassen, J. S., Strittmatter, E. E. & Williams, E. R. Activation energies for dissociation of double strand oligonucleotide anions: Evidence for Watson-Crick base pairing in vacuo. Journal of the American Chemical Society. (1998), 120, 9605-9613. web
• Rodriguez-Cruz, S. E., Jockusch, R. A. & Williams, E. R. Hydration energies of divalent metal ions, Ca2+(H2O)(n) (n=5-7) and Ni2+(H2O)(n) (n=6-8), obtained by blackbody infrared radiative dissociation. Journal of the American Chemical Society. (1998), 120, 5842-5843. web
• Price, W. D., Jockusch, R. A. & Williams, E. R. Binding energies of protonated betaine complexes: A probe of zwitterion structure in the gas phase. Journal of the American Chemical Society. (1998), 120, 3474-3484. web
• Lillard, S. J. et al. Separation and characterization of amines from individual atrial gland vesicles of Aplysia californica. Analytical Chemistry. (1998), 70, 3517-3524. web
• Klassen, J. S., Schnier, P. D. & Williams, E. R. Blackbody infrared radiative dissociation of oligonucleotide anions. Journal of the American Society for Mass Spectrometry. (1998), 9, 1117-1124. web
• Jockusch, R. A. & Williams, E. R. Binding energies of proton-bound dimers of imidazole and n-acetylalanine methyl ester obtained by blackbody infrared radiative dissociation. Journal of Physical Chemistry A. (1998), 102, 4543-4550. web
• Chiu, D. T. et al. Probing single secretory vesicles with capillary electrophoresis. Science. (1998), 279, 1190-1193. web

1997 Publications

• Schnier, P. D., Price, W. D., Strittmatter, E. F. & Williams, E. R. Dissociation energetics and mechanisms of leucine enkephalin (M+H)(+) and (2M+X)(+) ions (X=H, Li, Na, K, and Rb) measured by blackbody infrared radiative dissociation. Journal of the American Society for Mass Spectrometry. (1997), 8, 771-780. web
• RodriguezCruz, S. E., Klassen, J. S. & Williams, E. R. Hydration of gas-phase gramicidin S (M+2H)(2+) ions formed by electrospray: The transition from solution to gas-phase structure. Journal of the American Society for Mass Spectrometry. (1997), 8, 565-568. web
• Price, W. D., Schnier, P. D. & Williams, E. R. Binding energies of the proton-bound amino acid dimers Gly center dot Gly, Ala center dot Ala, Gly center dot Ala, and Lys center dot Lys measured by blackbody infrared radiative dissociation. Journal of Physical Chemistry B. (1997), 101, 664-673. web
• Price, W. D. & Williams, E. R. Activation of peptide ions by blackbody radiation: Factors that lead to dissociation kinetics in the rapid energy exchange limit. Journal of Physical Chemistry A. (1997), 101, 8844-8852. web
• Price, W. D., Jockusch, R. A. & Williams, E. R. Is arginine a zwitterion in the gas phase? Journal of the American Chemical Society. (1997), 119, 11988-11989. web
• Jockusch, R. A. et al. Effects of charge state on fragmentation pathways, dynamics, and activation energies of ubiquitin ions measured by blackbody infrared radiative dissociation. Analytical Chemistry. (1997), 69, 1119-1126. web
• Gross, D. S., Zhao, Y. X. & Williams, E. R. Dissociation of heme-globin complexes by blackbody infrared radiative dissociation: Molecular specificity in the gas phase? Journal of the American Society for Mass Spectrometry. (1997), 8, 519-524. web

1996 Publications

• Williams, E. R. Proton transfer reactivity of large multiply charged ions. Journal of Mass Spectrometry. (1996), 31, 831-842. web
• Schnier, P. D., Price, W. D., Jockusch, R. A. & Williams, E. R. Blackbody infrared radiative dissociation of bradykinin and its analogues: Energetics, dynamics, and evidence for salt-bridge structures in the gas phase. Journal of the American Chemical Society. (1996), 118, 7178-7189. web
• Schnier, P. D., Price, W. D. & Williams, E. R. Modeling the maximum charge state of arginine-containing peptide ions formed by electrospray ionization. Journal of the American Society for Mass Spectrometry. (1996), 7, 972-976. web
• Price, W. D., Schnier, P. D. & Williams, E. R. Tandem mass spectrometry of large biomolecule ions by blackbody infrared radiative dissociation. Analytical Chemistry. (1996), 68, 859-866. web
• Price, W. D., Schnier, P. D., Jockusch, R. A., Strittmatter, E. F. & Williams, E. R. Unimolecular reaction kinetics in the high-pressure limit without collisions. Journal of the American Chemical Society. (1996), 118, 10640-10644. web
• Gross, D. S. & Williams, E. R. Structure of gramicidin S (M+H+X)(2+) ions (X=Li, Na, K) probed by proton transfer reactions. Journal of the American Chemical Society. (1996), 118, 202-204. web
• Gross, D. S., Schnier, P. D., RodriguezCruz, S. E., Fagerquist, C. K. & Williams, E. R. Conformations and folding of lysozyme ions in vacuo. Proceedings of the National Academy of Sciences of the United States of America. (1996), 93, 3143-3148. web
• Gross, D. S. & Williams, E. R. On the dissociation and conformation of gas-phase methonium ions. International Journal of Mass Spectrometry and Ion Processes. (1996), 158, 305-318.

1995 Publications

• Schnier, P. D., Gross, D. S. & Williams, E. R. Electrostatic Forces and Dielectric Polarizability of Multiply Protonated Gas-Phase Cytochrome-C Ions Probed by Ion/Molecule Chemistry. Journal of the American Chemical Society. (1995), 117, 6747-6757. web
• Schnier, P. D., Gross, D. S. & Williams, E. R. On the Maximum Charge-State and Proton-Transfer Reactivity of Peptide and Protein Ions Formed by Electrospray-Ionization. Journal of the American Society for Mass Spectrometry. (1995), 6, 1086-1097. web
• Gross, D. S. & Williams, E. R. Experimental-Measurement of Coulomb Energy and Intrinsic Dielectric Polarizability of a Multiply Protonated Peptide Ion Using Electrospray-Ionization Fourier-Transform Mass-Spectrometry. Journal of the American Chemical Society. (1995), 117, 883-890. web
• Gross, D. S., Rodriquezcruz, S. E., Bock, S. & Williams, E. R. Measurement of Coulomb Energy and Dielectric Polarizability of Gas-Plate Diprotonated Diaminoalkanes. Journal of Physical Chemistry. (1995), 99, 4034-4038. web

1994 Publication

• Williams, E. R. Electrospray-Ionization with Fourier-Transform Mass-Spectrometry. Trac-Trends in Analytical Chemistry. (1994), 13, 247-251. web
• Collman, J. P. et al. A Synthetic Analog for the Oxygen-Binding Site in Cytochrome-C-Oxidase. Journal of the American Chemical Society. (1994), 116, 9783-9784. web

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