Publications

2020

Demystifying the Diffuse Vibrational Spectrum of Aqueous Protons Through Cold Cluster Spectroscopy

Helen J. Zeng and Mark A. Johnson
Submitted, Vol. N/A, pp. N/A

Characterization of the Non-Covalent Docking Motif in the Isolated Reactant Complex of a Double Proton-Coupled Electron Transfer Reaction With Cryogenic Ion Spectroscopy

Evan H. Perez, Fabian S. Menges, Mauricio Cattaneo, James M. Mayer, and Mark A. Johnson
J. Chem. Phys., Vol. 152, pp. 234309

Evaluation of Protonation Sites in Two Macmillan Catalysts in Solution by Gas Phase Predissociation Spectroscopy and Electronic Structure Calculations

Laís C. Tavares, Tatiana C. Penna, Mark A. Johnson, and Thiago C. Correra
ARKIVOC (Gainesville, FL, U. S.), Vol. 2020 Part (ii), pp. 134-145

Spectroscopic Signatures of Mode-Dependent Tunnel Splitting in the Iodide-Water Binary Complex

Justin J. Talbot, Nan Yang, Meng Huang, Chinh H. Duong, Anne B. McCoy, Ryan P. Steele, and Mark A. Johnson
J. Phys. Chem. A, Vol. 124, (15), pp. 2991-3001

Characterization of the Alkali Metal Oxalates (MC2O4) and Their Formation by CO2 Reduction via the Alkali Metal Carbonites (MCO2)

Joakim S. Jestilä, Joanna K. Denton, Evan H. Perez, Thien Khuu, Adoardo Apra, Sotiris S. Xantheas, Mark A. Johnson, and Einar Uggerud
Phys. Chem. Chem. Phys., Vol. 22, (14), pp. 7460-7473

Isomer-specific Cryogenic Ion Vibrational Spectroscopy of the D2 Tagged Cs+(HNO3)(H2O)n=0-2 Complexes: Ion-driven Enhancement of the Acidic H-bond to Water

Sayoni Mitra, Chinh H. Duong, Laura M. McCaslin, R. Benny Gerber, and Mark A. Johnson
Phys. Chem. Chem. Phys., Vol. 22, pp. 4501-4507

Chain Length Dependence of Hydrogen Bond Linkages between Cationic Constituents in Hydroxy-Functionalized Ionic Liquids: Tracking Bulk Behavior to the Molecular Level with Cold Cluster Ion Spectroscopy

Helen J. Zeng, Fabian S. Menges, Thomas Niemann, Anne Strate, Ralf Ludwig, and Mark A. Johnson
J. Phys. Chem. Lett., Vol. 11, (3), pp. 683-688

Capturing Intrinsic Site-dependent Spectral Signatures and Lifetimes of Isolated OH Oscillators in Extended Water Networks

Nan Yang, Chinh H. Duong, Patrick J. Kelleher, and Mark A. Johnson
Nature Chem., Vol. 12, pp. 159-164

2019

Comment on "C−D Vibration at C2 Position of Imidazolium Cation as a Probe of the Ionic Liquid Microenvironment"

Helen J. Zeng, Fabian S. Menges, and Mark A. Johnson
J. Phys. Chem. A, Vol. 124, (4), pp. 755-756

Disentangling the Complex Vibrational Mechanics of the Protonated Water Trimer by Rational Control of its Hydrogen Bonds

Chinh H. Duong, Nan Yang, Mark A. Johnson, Ryan J. DiRisio, Anne B. McCoy, Qi Yu, and Joel M. Bowman
J. Phys. Chem. A, Vol. 123, (37), pp. 7965-7972

Spectroscopic Assessment of Intra- and Intermolecular Hydrogen Bonding in Ether-Functionalized Imidazolium Ionic Liquids

Helen J. Zeng, Mark A. Johnson, Jasodra D. Ramdihal, Rawlric A. Sumner, Chanele Rodriguez, Sharon I. Lall-Ramnarine, and James F. Wishart
J. Phys. Chem. A, Vol. 123, (39), pp. 8370-8376

Cooperatively Enhanced Hydrogen Bonds in Ionic Liquids: Closing the Loop with Molecular Mimics of Hydroxy-Functionalized Cations

Thomas Niemann, Anne Strate, Ralf Ludwig, Helen J. Zeng, Fabian S. Menges, and Mark A. Johnson
Phys. Chem. Chem. Phys. (2019 HOT Articles), Vol. 21, pp. 18092-18098

Molecular-level Origin of the Carboxylate Head Group Response to Divalent Metal Ion Complexation at the Air-water Interface

Joanna K. Denton, Patrick J. Kelleher, Mark A. Johnson, Marcel D. Baer, Shawn M. Kathmann, Christopher J. Mundy, Bethany A. Wellen Rudd, Heather C. Allen, Tae Hoon Choi, and Kenneth D. Jordan
Proc. Natl. Acad. Sci. USA, Vol. 116, (30), pp. 14874-14880

Integration of High-Resolution Mass Spectrometry with Cryogenic Ion Vibrational Spectroscopy

Fabian S. Menges, Evan H. Perez, Sean C. Edington, Chinh H. Duong, Nan Yang, and Mark A. Johnson
J. Am. Spec. Mass Spectrom., Vol. 30, (9), pp. 1551-1557

Mechanisms and Competition of Halide Substitution and Hydrolysis in Reactions of N2O5 with Seawater

Laura M. McCaslin, Mark A. Johnson, and R. Benny Gerber
Sci. Adv., Vol. 5, (6), pp. eaav6503

Introductory Lecture: Advances in Ion Spectroscopy: From Astrophysics to Biology

Helen J. Zeng, Nan Yang, and Mark A. Johnson
Faraday Discuss., Vol. 217, pp. 8-33

Deconstructing Water’s Diffuse OH Stretching Vibrational Spectrum with Cold Clusters

Nan Yang, Chinh H. Duong, Patrick J. Kelleher, Anne B. McCoy, and Mark A. Johnson
Science, Vol. 364, (6437), pp. 275-278

2018

Spectroscopic Evidence for an Attractive Cation–Cation Interaction in Hydroxy‐Functionalized Ionic Liquids: A Hydrogen‐Bonded Chain‐like Trimer

Thomas Niemann, Anne Strate, Ralf Ludwig, Helen J. Zeng, Fabian S. Menges, and Mark A. Johnson
Angew. Chem., Int. Ed., Vol. 57, (47), pp. 15364–15368

Tag-Free and Isotopomer-Selective Vibrational Spectroscopy of the Cryogenically Cooled H9O4+ Cation with Two-Color, IR-IR Double-Resonance: Isolating the Spectral Signature of a Single OH Group in the Hydronium Ion Core

Chinh H. Duong, Nan Yang, Patrick J. Kelleher, Mark A. Johnson, Ryan J. DiRisio, Anne B. McCoy, Qi Yu, Joel M. Bowman, Bryan V. Henderson, and Kenneth D. Jordan
J. Phys. Chem. A, Vol. 122, (48), pp. 9275-9284

Vibrational Predissociation Spectroscopy of Cold Protonated Tryptophan with Different Messenger Tags

Steffen Spieler, Chinh H. Duong, Alexander Kaiser, Felix Duensing, Katharina Geistlinger, Moritz Fischer, Nan Yang, Sunil S. Kumar, Mark A. Johnson, and Roland Wester
J. Phys. Chem. A, Vol. 122, (40), pp. 8037–8046