Publications
2020
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
Phys. Chem. Chem. Phys. (2020 HOT Articles), Vol. 22, pp. 4501-4507
DOI Link: 10.1039/C9CP06689F
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
J. Phys. Chem. Lett., Vol. 11, (3), pp. 683-688
DOI Link: 10.1021/acs.jpclett.9b03359
Capturing Intrinsic Site-dependent Spectral Signatures and Lifetimes of Isolated OH Oscillators in Extended Water Networks
Nature Chem., Vol. 12, pp. 159-164
DOI Link: 10.1038/s41557-019-0376-9
2019
Comment on "C−D Vibration at C2 Position of Imidazolium Cation as a Probe of the Ionic Liquid Microenvironment"
J. Phys. Chem. A, Vol. 124, (4), pp. 755-756
DOI Link: 10.1021/acs.jpca.9b10728
Disentangling the Complex Vibrational Mechanics of the Protonated Water Trimer by Rational Control of its Hydrogen Bonds
J. Phys. Chem. A, Vol. 123, (37), pp. 7965-7972
DOI Link: 10.1021/acs.jpca.9b05576
Spectroscopic Assessment of Intra- and Intermolecular Hydrogen Bonding in Ether-Functionalized Imidazolium Ionic Liquids
J. Phys. Chem. A, Vol. 123, (39), pp. 8370-8376
DOI Link: 10.1021/acs.jpca.9b04345
Cooperatively Enhanced Hydrogen Bonds in Ionic Liquids: Closing the Loop with Molecular Mimics of Hydroxy-Functionalized Cations
Phys. Chem. Chem. Phys. (2019 HOT Articles), Vol. 21, pp. 18092-18098
DOI Link: 10.1039/C9CP03300A
Molecular-level Origin of the Carboxylate Head Group Response to Divalent Metal Ion Complexation at the Air-water Interface
Proc. Natl. Acad. Sci. USA, Vol. 116, (30), pp. 14874-14880
DOI Link: 10.1073/pnas.1818600116
Integration of High-Resolution Mass Spectrometry with Cryogenic Ion Vibrational Spectroscopy
J. Am. Spec. Mass Spectrom., Vol. 30, (9), pp. 1551-1557
DOI Link: 10.1007/s13361-019-02238-y
Mechanisms and Competition of Halide Substitution and Hydrolysis in Reactions of N2O5 with Seawater
Sci. Adv., Vol. 5, (6), pp. eaav6503
DOI Link: 10.1126/sciadv.aav6503
Introductory Lecture: Advances in Ion Spectroscopy: From Astrophysics to Biology
Faraday Discuss., Vol. 217, pp. 8-33
DOI Link: 10.1039/C9FD00030E
Deconstructing Water’s Diffuse OH Stretching Vibrational Spectrum with Cold Clusters
Science, Vol. 364, (6437), pp. 275-278
DOI Link: 10.1126/science.aaw4086
2018
Spectroscopic Evidence for an Attractive Cation–Cation Interaction in Hydroxy‐Functionalized Ionic Liquids: A Hydrogen‐Bonded Chain‐like Trimer
Angew. Chem., Int. Ed., Vol. 57, (47), pp. 15364–15368
DOI Link: 10.1002/anie.201808381
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
J. Phys. Chem. A, Vol. 122, (48), pp. 9275-9284
DOI Link: 10.1021/acs.jpca.8b08507
Vibrational Predissociation Spectroscopy of Cold Protonated Tryptophan with Different Messenger Tags
J. Phys. Chem. A, Vol. 122, (40), pp. 8037–8046
DOI Link: 10.1021/acs.jpca.8b07532
Ground-State Structure of the Proton-Bound Formate Dimer by Cold-Ion Infrared Action Spectroscopy
Angew. Chem., Int. Ed., Vol. 57, (33), pp. 10615–10619
DOI Link: 10.1002/anie.201805436
Anharmonic Densities of States for Vibrationally Excited I‑(H2O), (H2O)2, and I‑(H2O)2
J. Chem. Theory Comput., Vol. 14, (8), pp. 3986–3997
DOI Link: 10.1021/acs.jctc.8b00300
Unmasking Rare, Large Amplitude Motions in D2-tagged I−·(H2O)2 Isotopomers with Two-Color, IR-IR Vibrational Predissociation Spectroscopy
J. Phys. Chem. Lett., Vol. 9, (13), pp. 3744–3750
DOI Link: 10.1021/acs.jpclett.8b01485
N2O5 at Water Surfaces: Binding Forces, Charge Separation, Energy Accommodation and Atmospheric Implications
Phys. Chem. Chem. Phys., Vol. 20, pp. 17961-17976
DOI Link: 10.1039/C8CP03022G
Structural Motifs in Cold Ternary Ion Complexes of Hydroxyl-Functionalized Ionic Liquids: Isolating the Role of Cation-Cation Interactions
J. Phys. Chem. Lett., Vol. 9, (11), pp. 2979–2984
DOI Link: 10.1021/acs.jpclett.8b01130