Spectroscopic Evidence for an Attractive Cation-Cation Interaction in Hydroxyl-Functionalized Ionic Liquids: The First H-Bonded Chain-Like Trimer

Thomas Niemann, Anne Strate, Ralf Ludwig, Helen J. Zeng, Fabian S. Menges, and Mark A. Johnson
Submitted, Vol. N/A, pp. N/A

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
Submitted, Vol. NA, pp. NA

Ground-State Structure of the Proton-Bound Formate Dimer by Cold-Ion Infrared Action Spectroscopy

Daniel Thomas, Mateusz Marianski, Eike Mucha, Gerard Meijer, Mark A. Johnson, and Gert von Helden
Angew. Chem. Int. Ed., Vol. 57, (33), pp. 10615–10619

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
In Press, Vol. NA, pp. NA

Anharmonic Densities of States for Vibrationally Excited I(H2O), (H2O)2, and I(H2O)2

Xinyou Ma, Nan Yang, Mark A. Johnson, and William L. Hase
J. Chem. Theory Comput., Vol. 14, (8), pp. 3986–3997

Unmasking Rare, Large Amplitude Motions in D2-tagged I·(H2O)2 Isotopomers with Two-Color, IR-IR Vibrational Predissociation Spectroscopy

Nan Yang, Chinh H. Duong, Patrick J. Kelleher, and Mark A. Johnson
J. Phys. Chem. Lett., Vol. 9, (13), pp. 3744–3750

N2O5 at Water Surfaces: Binding Forces, Charge Separation, Energy Accommodation and Atmospheric Implications

Barak Hirshberg, Estefanía Rossich Molina, Andreas W. Götz, Audrey D. Hammerich, Gilbert M. Nathanson, Timothy H. Bertram, Mark A. Johnson, and R. Benny Gerber
Phys. Chem. Chem. Phys., Vol. 20, pp. 17961-17976

Structural Motifs in Cold Ternary Ion Complexes of Hydroxyl-Functionalized Ionic Liquids: Isolating the Role of Cation-Cation Interactions

Fabian S. Menges, Helen J. Zeng, Patrick J. Kelleher, Olga Gorlova, Mark A. Johnson, Thomas Niemann, Anne Strate, and Ralf Ludwig
J. Phys. Chem. Lett., Vol. 9, (11), pp. 2979–2984

Vibrational characterization of radical ion adducts between imidazole and CO2

Stephanie M. Craig, Christopher J. Johnson, Duminda S. Ranasinghe, Ajith Perera, Rodney J. Bartlett, Michael R. Berman, and Mark A. Johnson
J. Phys. Chem. A, Vol. 122, (15), pp. 3805-3810

Autodetachment from Vibrationally Excited Vinylidene Anions

Jessalyn A. DeVine, Marissa L. Weichman, Changjian Xie, Mark C. Babin, Mark A. Johnson, Jianyi Ma, Hua Guo, and Daniel M. Neumark
J. Phys. Chem. Lett., Vol. 9, (5), pp. 1058-1063


Isolation of the site-specific anharmonicities of individual water molecules in the Iˉ∙(H2O)2 complex using tag‐free, isotopomer selective IR‐IR double resonance

Nan Yang, Chinh H. Duong, Patrick J. Kelleher, Anne B. McCoy, and Mark A. Johnson
Chem. Phys. Lett. (Invited Frontiers Article), Vol. 690, (16), pp. 159-171

Spectroscopic characterization of a strongly interacting C(2)H group on the EMIM+ cation in the (EMIM+)2Xˉ, (X=BF4, Cl, Br, and I) ternary building blocks of ionic liquids

Olga Gorlova, Stephanie M. Craig, and Mark A. Johnson
J. Chem. Phys. (Communication, selected as an Editor's Pick), Vol. 147, (23), pp. 231101

Trapping and structural characterization of the XNO2·NO3ˉ (X = Cl, Br, I) exit channel complexes in the water-mediated Xˉ + N2O5 reactions with cryogenic vibrational spectroscopy

Patrick J. Kelleher, Fabian S. Menges, Joseph W. DePalma, Joanna K. Denton, Mark A. Johnson, Gary H. Weddle, Barak Hirshberg, R. Benny Gerber
J. Phys. Chem. Lett., Vol. 8, (19), pp. 4710–4715

Preparation of labile Ni+(cyclam) cations in the gas phase using electron transfer reduction through ion-ion recombination in an ion trap and structural characterization with vibrational spectroscopy

Musleh U. Munshi,* Stephanie M. Craig,* Giel Berden, Jonathan Martens, Andrew F. DeBlase, David J. Forman, Scott A. McLuckey, Jos Oomens, and Mark A. Johnson
J. Phys. Chem. Lett., Vol. 8, (20), pp. 5047-5052

Identification and Partial Structural Characterization of Mass Isolated Valsartan and its Metabolite with Cryogenic Ion Vibrational Predissociation (CIVP) Spectroscopy

Olga Gorlova, Sean M. Colvin, Antonio Brathwaite, Fabian S. Menges, Stephanie M. Craig, Scott J. Miller and Mark A. Johnson
J. Am. Spec. Mass Spectrom., Vol. 28, (11), pp. 2414-2422

Disentangling the complex vibrational spectrum of the protonated water trimer, H+(H2O)3 with two-color IR-IR photodissociation of the bare ion and anharmonic VSCF/VCI theory

Chinh H. Duong,* Olga Gorlova,* Nan Yang, Patrick J. Kelleher, Mark A. Johnson, Anne B. McCoy, Qi Yu, Joel M. Bowman
J. Phys. Chem. Lett., Vol. 8, (16), pp. 3782–3789

Hidden Role of Intermolecular Proton Transfer in the Anomalously Diffuse Vibrational Spectrum of a Trapped Hydronium Ion

Stephanie M. Craig, Fabian S. Menges, Chinh H. Duong, Joanna K. Denton, Lindsey R. Madison, Anne B. McCoy, and Mark A. Johnson
Proc. Natl. Acad. Sci. USA, Vol. 114, (24), pp. E4706-E4713

Applications of gas phase cryogenic vibrational spectroscopy to characterize the CO2, CO, N2 and N2O interactions with the open coordination site on a Ni(I) macrocycle using dual cryogenic ion traps

Stephanie M. Craig, Fabian S. Menges, and Mark A. Johnson
J. Mol. Spectrosc., Vol. 332, pp. 117-123

Coordination-Dependent Spectrosocpic Signatures of Divalent Metal Ion Binding to Carboxylate Head Groups: H2-and He-Tagged Vibrational Spectra of M2+·RCO2 (M = Mg and Ca, R = -CD3, and -CD2CD3) Complexes

Joseph W. DePalma, Patrick J. Kelleher, Laís C. Tavares, and Mark A. Johnson
J. Phys. Chem. Lett., Vol. 8, pp. 484-488


Spectroscopic Snapshots of the Proton-transfer Mechanism in Water

Conrad T. Wolke, Joseph A. Fournier, Laura C. Dzugan, Matias R. Fagiani, Tugldur T. Odbadrakh, Harald Knorke, Kenneth D. Jordan, Anne B. McCoy, Knut R. Asmis, and Mark A. Johnson
Science, Vol. 354, (6316), pp. 1131-1135