Publications

2008

An H/D Isotopic Substitution Study of the H5O2+·Ar Vibrational Predissociation Spectra: Exploring the Putative Role of Fermi Resonances in the Bridging Proton Fundamentals

Laura R. McCunn, Joseph R. Roscioli, Mark A. Johnson, and Anne B. McCoy
J. Phys. Chem. B, Vol. 112, (2), pp. 321-327

Site-specific addition of D2O to the (H2O)6 “hydrated electron”cluster: isomer interconversion and substitution at the double H-bond acceptor (AA) electron-binding site

Laura R. McCunn, Jeffrey M. Headrick and Mark A. Johnson
Phys. Chem. Chem. Phys., Vol. 10, pp. 3118-3123

2007

Theoretical and infrared spectroscopic investigation of the O2∙benzene and O4∙benzene complexes

Holger Schneider, J. Mathias Weber, Evgeniy M. Myshakin, Kenneth D. Jordan, Joseph Bopp, Tobias Herden, and Mark A. Johnson
J. Chem. Phys., Vol. 127, (8), pp. 084319

Kinetics for the Reactions of O- and O2- with O2(a1Δg) Measured in a Selected Ion Flow Tube at 300 K

Anthony Midey, Itzhak Dotan, S. Lee, W. T. Rawlins, Mark A. Johnson, and A. A. Viggiano
J. Phys. Chem. A, Vol. 111, (24), pp. 5218-5222

Vibrational spectroscopy of hydrated electron clusters (H2O)15–50 via infrared multiple photon dissociation

Knut R. Asmis, Gabriele Santambrogio, Jia Zhou, Etienne Garand, Jeffrey Headrick, Daniel Goebbert, Mark A. Johnson, and Daniel M. Neumark
J. Chem. Phys., Vol. 126, (19), pp. 191105

Quantum Structure of the Intermolecular Proton Bond

J. R. Roscioli, L. R. McCunn and M. A. Johnson
Science, Vol. 316, (5822), pp. 249-254

Spectroscopic Characterization of the Isolated SF6- and C4F8- Anions:  Observation of Very Long Harmonic Progressions in Symmetric Deformation Modes upon Photodetachment

Joseph C. Bopp, Joseph R. Roscioli, Mark A. Johnson, Thomas M. Miller, A. A. Viggiano, Stephanie M. Villano, Scott W. Wren, and W. Carl Lineberger
J. Phys. Chem. A, Vol. 111, (7), pp. 1214-1221

Isomer-specific spectroscopy of the (H2O)8 cluster anion in the intramolecular bending region by selective photodepletion of the more weakly electron binding species (isomer II)

J. R. Roscioli and M. A. Johnson
J. Chem. Phys., Vol. 126, (2), pp. 024307

Gas-Phase Infrared Spectroscopy and Multidimensional Quantum Calculations of the Protonated Ammonia Dimer N2H7+

Knut R. Asmis, Yonggang Yang, Gabriele Santambrogio, Mathias Brümmer, J. Robert Roscioli, Laura R. McCunn, Mark A. Johnson, Oliver Kühn
Angew. Chem., Int. Ed., Vol. 46, (45), pp. 8691-8694

2006

Infrared Spectroscopy of Water Cluster Anions, (H2O)n=3-24- in the HOH Bending Region:  Persistence of the Double H-Bond Acceptor (AA) Water Molecule in the Excess Electron Binding Site of the Class I Isomers

Joseph R. Roscioli, Nathan I. Hammer, and M. A. Johnson
J. Phys. Chem. A, Vol. 110, (24), pp. 7517-7520

Determination of the CO3 bond strength via the resonant two-photon photodissociation threshold: Electronic and vibrational spectroscopy of CO3∙Arn

Joseph C. Bopp1, Eric G. Diken1, Jeffrey M. Headrick, Joseph R. Roscioli, Mark A. Johnson, Anthony J. Midey, and A. A. Viggiano
J. Chem. Phys., Vol. 124, (17), pp. 174302

Prying Apart a Water Molecule with Anionic H-Bonding:  A Comparative Spectroscopic Study of the X-·H2O (X = OH, O, F, Cl, and Br) Binary Complexes in the 600−3800 cm-1 Region

Joseph R. Roscioli, Eric G. Diken, Mark A. Johnson, Samantha Horvath, and Anne B. McCoy
J. Phys. Chem. A, Vol. 110, (15), pp. 4943-4952

2005

Vibrational predissociation spectroscopy of the (H2O)6–21 clusters in the OH stretching region: Evolution of the excess electron-binding signature into the intermediate cluster size regime

Nathan I. Hammer, Joseph R. Roscioli, Joseph C. Bopp, Jeffrey M. Headrick, and Mark A. Johnson
J. Chem. Phys., Vol. 123, (24), pp. 244311

Infrared Spectrum and Structural Assignment of the Water Trimer Anion

N. I. Hammer, J. R. Roscioli, M. A. Johnson, E. M. Myshakin, and K. D. Jordan
J. Phys. Chem. A, Vol. 109, (50), pp. 11526-11530

Mid-infrared characterization of the NH4+∙(H2O)n clusters in the neighborhood of the n = 20 “magic” number

Eric G. Diken, Nathan I. Hammer, Mark A. Johnson, Richard A. Christie, and Kenneth D. Jordan
J. Chem. Phys., Vol. 123, (16), pp. 164309

Identification of Two Distinct Electron Binding Motifs in the Anionic Water Clusters:  A Vibrational Spectroscopic Study of the (H2O)6- Isomers

Nathan I. Hammer, Joseph R. Roscioli, and M. A. Johnson
J. Phys. Chem. A, Vol. 109, (35), pp. 7896-7901

The vibrational predissociation spectra of the H5O2+∙RGn (RG = Ar, Ne) clusters: Correlation of the solvent perturbations in the free OH and shared proton transitions of the Zundel ion

Nathan I. Hammer, Eric G. Diken, Joseph R. Roscioli, Mark A. Johnson, Evgeniy M. Myshakin, Kenneth D. Jordan, Anne B. McCoy, Xinchuan Huang, Joel M. Bowman, and Stuart Carter
J. Chem. Phys., Vol. 122, (24), pp. 244301

Spectral signatures of hydrated proton vibrations in water clusters

Jeffrey M. Headrick, Eric G. Diken, Richard S. Walters, Nathan I. Hammer, Richard A. Christie, Jun Cui, Evgeniy M. Myshakin, Michael A. Duncan, Mark A. Johnson, and Kenneth D. Jordan
Science, Vol. 308, (5729), pp. 1765-1769

Photoelectron spectroscopy of the [glycine∙(H2O)1,2] clusters: Sequential hydration shifts and observation of isomers

Eric G. Diken, Jeffrey M. Headrick, and Mark A. Johnson
J. Chem. Phys., Vol. 122, (22), pp. 224317

An Infrared Investigation of the (CO2)n- Clusters:  Core Ion Switching from Both the Ion and Solvent Perspectives

J.-W. Shin, N. I. Hammer, M. A. Johnson, H. Schneider, A. Glöβ, and J. M. Weber
J. Phys. Chem. A, Vol. 109, (14), pp. 3146-3152