Publications

  • C. M. Nichols, Z.-C. Wang, Z. Yang, W. C. Lineberger, and V. M. Bierbaum, “Experimental and Theoretical Studies of the Reactivity and Thermochemistry of Dicyanamide: N(CN)2−,â€� J. Phys. Chem. A. 120, 992-999 (2016) (doi: 10.1021/acs.jpca.5b12496)
  • C. A. Cole, Z.-C. Wang, T. P. Snow, and V. M. Bierbaum, “Gas-Phase Chemistry of the Cyanate Ion, OCN–,â€� Astrophys. J., 812, 77 (8pp) (2015).Ìý (doi: 10.1088/0004-637X/812/1/77)
  • Z.-C. Wang, C. A. Cole, N. J. Demarais, T. P. Snow, and V. M. Bierbaum, “Reactions of Azine Anions with Nitrogen and Oxygen Atoms: Implications for Titan and Interstellar Gas-Phase Chemistry,â€� J. Am. Chem. Soc.,137, 10700-10709 (2015).Ìý (doi: 10.1021/jacs.5b06089)
  • Z.-C. Wang and V. M. Bierbaum, “Computational Studies of the Gas Phase Reactions of Ethers with Anions: Kinetic Barriers, Isotope Effects, Consecutive Eliminations, and Site Selectivity,â€� Eur. J. Mass Spectrom.,21, 141-147 (2015). (doi: 10.1255/ejms.1351)
  • N. J. Demarais, Z.-C. Wang, T. P. Snow, and V. M. Bierbaum, “Gas Phase Reactions of CF+ with Molecules of Interstellar Relevanceâ€�, J. Phys. Chem. A, 119, 4329–4335 (2015). (doi: 10.1021/jp507290q)
  • V. M. Bierbaum, “Go with the Flow: Fifty Years of Innovation and Ion Chemistry using the Flowing Afterglow,â€� Int. J. Mass Spectrom., 377, 456-466 (2015) (doi:10.1016/j.ijms.2014.07.021)
  • Z.-C. Wang, C. A. Cole, T. P. Snow, and V. M. Bierbaum, “Experimental and Computational Studies of the Formation Mechanism of Protonated Interstellar Diazines,â€� Astrophys. J., 798, 102 (8pp) (2015). (doi:10.1088/0004-637X/798/2/102)
  • C. A. Cole, Z.-C. Wang, T. P. Snow, and V. M. Bierbaum, “Deprotonated Purine Dissociation: Experiments, Computations, and Astrobiological Implications,â€� J. Phys. Chem. A, 119, 334-343 (2015). (doi: 10.1021/jp509012s)
  • C. M. Nichols, W. M. Old, W. C. Lineberger, and V. M. Bierbaum, “Gas-Phase Acidities of Nitrated Azoles as Determined by the Extended Kinetic Method and Computations,â€� J. Phys. Chem. A, 119, 395-402 (2015). (doi: 10.1021/jp5110533)
  • S. Gronert, J. M. Garver, C. M. Nichols, B. B. Worker, and V. M. Bierbaum, “Dehalogenation of Arenes via SN2 Reactions at Bromine: Competition with Nucleophilic Aromatic Substitution,â€� J. Org. Chem.,79, 11020-11028 (2014). (doi: 10.1021/jo502039h)
  • C. A. Cole, Z.-C. Wang, T. P. Snow, and V. M. Bierbaum, “Anionic Derivatives of Uracil: Fragmentation and Reactivity,â€� Phys. Chem. Chem. Phys.,16, 17835-17844 (2014). (doi: 10.1039/c4cp02277g)
  • N. J. Demarais, Z. Yang, T. P. Snow, and V. M. Bierbaum, “Gas-Phase Reactions of Polycyclic Aromatic Hydrocarbon Cations and their Nitrogen-Containing Analogs with H-atoms,â€� Astrophys. J.,784, 25 (7pp) (2014). (doi: 10.1088/0004-637X/784/1/25)
  • D. L. Thomsen, Charles M. Nichols, J. N. Reece, S. Hammerum, V. M. Bierbaum, “The Alpha Effect and Competing Mechanisms: The Gas Phase Reactions of Microsolvated Anions with Methyl Formate,â€� J. Am. Soc. Mass Spectrom., 25, 159-168 (2014). (doi: 10.1007/s13361-013-0781-z)
  • D. L. Thomsen, J. N. Reece, Charles M. Nichols, S. Hammerum, V. M. Bierbaum, “The Alpha Effect in Gas-Phase SN2 Reactions of Microsolvated Anions: Methanol as a Solvent,â€� J. Phys. Chem. A., 118, 8060-8066 (2014). (doi: org/10.1021/jp407698a).
  • C. A. Cole, N. J. Demarais, Z. Yang, T. P. Snow, and V. M. Bierbaum, “Heterocyclic Anions of Astrobiological Interest,â€� Astrophys. J.,779, 181 (2013). (doi: 10.1088/0004-637X/779/2/181).
  • D. L. Thomsen, J. N. Reece, Charles M. Nichols, S. Hammerum, V. M. Bierbaum, “Investigating the Alpha Effect in Gas-Phase SN2 Reactions of Microsolvated Anions with Methyl Chloride,â€� J. Am. Chem. Soc., 135, 15508-15514 (2013). ()
  • C. M. Nichols, Z. Yang, V. M. Bierbaum, “Gas-Phase Organic Reactions of the Atomic Oxygen Radical Cation,â€� Int. J. Mass Spectrom., 353, 1-6 (2013). (doi: org/10.1016/j.ijms.2013.08.005).
  • N. J. Demarais, Z. Yang, T. P. Snow, and V. M. Bierbaum, “Chemistry of HCNH+: mechanisms, structures, and relevance to Titan’s atmosphere,â€� Structural Chemistry, 24, 1957-1963 (2013). (doi: 10.1007/s11224-013-0275-4).
  • S. Lin, D. Talbi, E. Roueff, E. Herbst, N. Wehres, C. A. Cole, Z. Yang, T. P. Snow, and V. M. Bierbaum, “Can Interstellar Propene (CH3CHCH2) Be Formed via Gas-phase Reactions?â€� Astrophys. J.,765, 80, (2013). (doi: 10.1088/0004-637X/765/2/80).
  • N. Eyet, S. M. Villano, and V. M. Bierbaum, “Gas Phase Reactions of Microsolvated Fluoride Ions: An Investigation of Different Solvents,â€� J. Phys. Chem. A,117, 1136-1143 (2013). ().
  • C. M. Nichols,ÌýZ. Yang, B. B. Worker, D. R. Hager, N. M. M. Nibbering, and V. M. Bierbaum, "Gas Phase Reactions of the Atomic Oxygen Radical Cation with Halogenated Compounds,"ÌýPhys. Chem. Chem. Phys.,Ìý15, 561-567 (2012) (doi: 10.1039/C2CP43183A)Ìý
  • J. M. Garver, Z. Yang, N. Wehres, C. M. Nichols, B. B. Worker, and V. M. Bierbaum, “The Alpha-Effect in Elimination Reactions and Competing Mechanisms in the Gas Phase,â€�ÌýInt. J. Mass Spectrom.,Ìý330-332, 182-190 (2012) (doi: 10.1016/j.ijms.2012.07.016).
  • C. A. Cole, N. Wehres, Z. Yang, D. L. Thomsen, T. P. Snow, and V. M. Bierbaum, “A Gas-Phase Formation Route to Interstellar trans-Methyl Formate,â€�ÌýAstrophys. J.ÌýLett.,Ìý754, L5 (2012) (doi: 10.1088/2041-8205/754/1/L5).
  • S. W. Wren, K. M. Vogelhuber, J. M. Garver, S. Kato, L. Sheps, V. M. Bierbaum, W. C. Lineberger, “C-H Bond Strengths and Acidities in Aromatic Systems: Effects of Nitrogen incorporation in Mono-, Di-, and Triazines,â€�ÌýJ. Am. Chem. Soc.,Ìý134, 6584-6595 (2012) (doi: 10.1021/ja209566q).
  • V. Wakelam, E. Herbst, J.-C. Loison, I. W. M. Smith, V. Chandrasekaran, B. Pavone,ÌýN. G. Adams, M.-C. Bacchus-Montabonel, A. Bergeat, K. B´eroff, V. M. Bierbaum, M. Chabot, A. Dalgarno, E. F. van Dishoeck, A. Faure, W. D. Geppert, D. Gerlich, D. Galli, E. H´ebrard1, F. Hersant, K. M. Hickson,ÌýP. Honvault, S. J. Klippenstein, S. Le Picard, G. Nyman, P. Pernot, S. Schlemmer, F. Selsis, I. R. Sims, D. Talbi, J.Tennyson, J. Troe, R. Wester, L. Wiesenfeld, “A Kinetic Database for Astrochemistry (KIDA),â€�ÌýAstrophy. J. Suppl. Ser.,Ìý199:21Ìý(2012). (doi: 10.1088/0067-0049/199/1/21)
  • J. M. Garver, Z. Yang, C. M. Nichols, B. B. Worker, S. Gronert, and V. M. Bierbaum, “Resolving the Alpha-Effect in Gas Phase SN2 Reactions: A Marcus Theory Approach,â€�ÌýInt. J. Mass Spectrom.,Ìý316-318,Ìý244-250Ìý(2012). (doi: 10.1016/j.ijms.2012.02.014)
  • N. J. Demarais, Z. Yang, O. Martinez Jr., N. Wehres, T. P. Snow, and V. M. Bierbaum, “Gas-Phase Reactions of Polycyclic Aromatic Hydrocarbon Anions with Molecules of Interstellar Relevance,â€�ÌýAstrophys. J.,Ìý746:32Ìý(2012). (doi:10.1088/0004-637X/746/1/32)
  • Z. Yang, C. A. Cole, O. Martinez Jr., M. Y. Carpenter, T. P. Snow, and V. M. Bierbaum, “Experimental and Theoretical Studies of Reactions between H Atoms and Nitrogen-Containing Carbanions,â€�ÌýAstrophys. J.,Ìý739:19(2011). (doi:10.1088/0004-637X/739/1/19)
  • J. M. Garver, S. Gronert, and V. M. Bierbaum, “Experimental Validation of the Alpha Effect in the Gas Phase,â€�ÌýJ. Am. Chem. Soc.,Ìý133, 13894–13897 (2011).
  • J. M. Garver, Z. Yang, S. Kato, S. W. Wren, K. M. Vogelhuber, W. C. Lineberger, and V. M. Bierbaum, “Gas Phase Reactions of 1,3,5-Triazine: Proton Transfer, Hydride Transfer and Anionic Sigma-Adduct Formation,â€�ÌýJ. Am. Soc. Mass Spectrom.,Ìý22, 1260-1272 (2011).
  • V. M. Bierbaum, V. Le Page, and T. P. Snow, “PAHs and the Chemistry of the ISM,â€� in “PAHs and the Universe: A Symposium to Celebrate the 25thÌýAnniversary of the PAH Hypothesis,â€� C. Joblin and A. G. G. M. Tielens (eds), EAS Publications Series,Ìý46, 427-440 (2011).
  • J. M. Garver, N. Eyet, S. M. Villano, Z. Yang, and V. M. Bierbaum, “Mechanistic Investigation of SN2 Dominated Gas Phase Alkyl Iodide Reactions,â€�ÌýInt. J. Mass Spectrom.,Ìý301, 151-158 (2011).
  • Z. Yang, B. Eichelberger, M. Y. Carpenter, O. Martinez Jr., T. P. Snow, and V. M. Bierbaum, “Experimental and Theoretical Studies of Reactions Between H atoms and Carbanions of Interstellar Relevance,â€�ÌýAstrophys. J.,Ìý723, 1325-1330 (2010).
  • Z. Yang, T. P. Snow, and V. M. Bierbaum, “Computational Studies of Gas Phase Reactions of Carbon Chain Anions with N and O Atoms,â€�ÌýPhys. Chem. Chem. Phys.,Ìý12, 13091 – 13098 (2010).
  • O. Martinez Jr., Z. Yang, N. J. Demarais, T. P. Snow, and V. M. Bierbaum, “Gas Phase Reactions of Hydride Anion, H–,â€�ÌýAstrophys. J.,Ìý720, 173-177 (2010).
  • Z. Yang, B. Eichelberger, O. Martinez Jr., M. Stepanovic, T. P. Snow, and V. M. Bierbaum, “The Influence of Spin Effects on the Gas Phase Reactions of Carbanions with N and O Atoms,â€�ÌýJ. Am. Chem. Soc.,Ìý132, 5812-5819 (2010).
  • S. M. Villano, N. Eyet, S. W. Wren, G. B. Ellison, V. M. Bierbaum and W. C. Lineberger, “Photoelectron Spectroscopy and Thermochemistry of the Peroxyacetate Anion,â€�ÌýEur. J. Mass Spectrom.,Ìý16, 255-268 (2010).
  • J. M. Garver, Y. Fang, N. Eyet, S. M. Villano, V. M. Bierbaum and K. C. Westaway, “A Direct Comparison of Reactivity and Mechanism in the Gas Phase and in Solution,â€�ÌýJ. Am. Chem. Soc.,Ìý132, 3808-3814 (2010).
  • N. Eyet, A. Midey, V. M. Bierbaum, and A. A. Viggiano, “A Survey of the Reactivity of O2Ìý(a1Δg) with Negative Ions,â€�J. Phys. Chem. A,Ìý114, 1270-1276 (2010).
  • S. M. Villano, N. Eyet, S. W. Wren, G. B. Ellison, V. M. Bierbaum and W. C. Lineberger, “Photoelectron Spectroscopy and Thermochemistry of the Peroxyformate Anion,â€�ÌýJ. Phys. Chem. A,Ìý114, 191-200 (2010).
  • T. P. Snow, M. Stepanovic, N. B. Betts, B. R. Eichelberger, O. Martinez Jr., and V. M. Bierbaum, “Formation of Gas Phase Glycine and Cyanoacetylene via Associative Detachment Reactions,â€�ÌýAstrobiology,Ìý9, 1001-1005 (2009).
  • O. Martinez, Jr., Z. Yang, N. B. Betts, T. P. Snow, and V. M. Bierbaum, “Experimental Determination of the Rate Constant for the Associative Detachment Reaction H–Ìý+ H → H2Ìý+ e–Ìýat 300 K,â€�ÌýAstrophys. J. Lett.,Ìý705, L172-175 (2009).
  • V. Le Page, T. P. Snow, V. M. Bierbaum, “Molecular Hydrogen Formation Catalyzed by Polycyclic Aromatic Hydrocarbons in the Interstellar Medium,â€�ÌýAstrophys. J.,Ìý704, 274-280 (2009).
  • A. A. Viggiano, A. Midey, N. Eyet, V. M. Bierbaum, and J. Troe, “Dissociative Excitation Transfer in the Reaction of O2Ìý(a1Δg) with OH–(H2O)1,2ÌýClusters,â€�ÌýJ. Chem. Phys.,Ìý131,Ìý094303/1-094303/6 (2009).
  • S. M. Villano, N. Eyet, W. C. Lineberger, and V. M. Bierbaum, “Reactions of Alpha-Nucleophiles with Alkyl Chlorides: The Competition Between SN2 and E2 Mechanisms and the Gas-Phase Alpha-Effect,â€�ÌýJ. Am. Chem. Soc.,Ìý131, 8227-8233 (2009).
  • N. Eyet, S. M. Villano, V. M. Bierbaum, “Anchoring the Gas-Phase Acidity Scale: From Formic Acid to Methanethiol,â€�Int. J. Mass Spectrom.,Ìý283, 26-29 (2009).
  • S. M. Villano, N. Eyet, W. C. Lineberger, and V. M. Bierbaum, “Gas-Phase Reactions of Halogenated Radical Carbene Anions with Sulfur and Oxygen Containing Species,â€�ÌýInt. J. Mass Spectrom.,Ìý280, 12-18 (2009).
  • O. Martinez Jr., N. B. Betts, S. M. Villano, N. Eyet, T. P. Snow, and V. M. Bierbaum, “Gas Phase Study of C+ Reactions of Interstellar Relevance,â€�ÌýAstrophys. J.,Ìý686, 1486-1492 (2008).
  • T. Ichino, S. Kato, S. W. Wren, V. M. Bierbaum, and W. Carl Lineberger. “Ion Chemistry of 1H-1,2,3-Triazole II. Photoelectron Spectrum of the Iminodiazomethyl Anion and Collision Induced Dissociation of the 1,2,3-Triazolide Ion,â€�ÌýJ. Phys. Chem. A,Ìý112,Ìý9723-9730 (2008).
  • S. Kato, G. B. Ellison, V. M. Bierbaum, and S. J. Blanksby, “Base-Induced Decomposition of Alkyl Hydroperoxides in the Gas Phase. Part 3. Kinetics and Dynamics in the HO–Ìý+ CH3OOH, C2H5OOH, andÌýtert-C4H9OOH Reactions,â€�ÌýJ. Phys. Chem. A,Ìý112,Ìý9516-9525 (2008).
  • N. Eyet, S. M. Villano, and V. M. Bierbaum, “Deuterium Kinetic Isotope Effects in Microsolvated Gas-Phase E2 Reactions: Methanol and Ethanol as Solvents,â€�ÌýJ. Am. Soc. Mass Spectrom.,Ìý19, 1296-1302 (2008).
  • S. M. Villano, N. Eyet, W. C. Lineberger, and V. M. Bierbaum, “Gas-Phase Carbene Radical Anions: New Mechanistic Insights,â€�ÌýJ. Am. Chem. Soc.,Ìý130, 7214-7215 (2008).
  • T. P. Snow and V. M. Bierbaum, “Ion Chemistry in the Interstellar Medium,â€�ÌýAnnual Reviews of Analytical Chemistry,1, 229-259 (2008).
  • T. Ichino, D. H. Andrews, G. J. Rathbone, F. Misaizu, R. M. D. Calvi, S. W. Wren, S. Kato, V. M. Bierbaum and W. C. Lineberger, “Ion Chemistry of 1H-1,2,3-Triazole,â€�ÌýJ. Phys. Chem. B.,Ìý112,Ìý545-557 (2008).
  • S. Kato, W. C. Lineberger, and V. M. Bierbaum, “Collision Induced Dissociation of Fluoropyridinide Anions,â€�ÌýInt. J. Mass Spectrom.,Ìý266, 166-179 (2007).
  • B. Eichelberger, T. P. Snow, C. Barckholtz, and V. M. Bierbaum, “Reactions of H, N, and O Atoms with Carbon Chain Anions of Interstellar Interest: An Experimental Study,â€�ÌýAstrophys. J.,Ìý667, 1283-1289 (2007).
  • S. M. Villano, A. J. Gianola, N. Eyet, T. Ichino, S. Kato, V. M. Bierbaum, and W. C. Lineberger, “Thermochemical Studies of N-Methylpyrazole and N-Methylimidazole,â€�ÌýJ. Phys. Chem. A,Ìý111, 8579-8587 (2007).
  • T. Ichino, A. J. Gianola, S. Kato, V. M. Bierbaum, and W. C. Lineberger, “Structure of the Vinyldiazomethyl Anion and Energetic Comparison to the Cyclic Isomers,â€�ÌýJ. Phys. Chem. A.,Ìý111, 8374-8383 (2007).
  • N. Eyet and V. M. Bierbaum, “Gas-Phase Acidities of Thiocarboxylic Acids,â€�ÌýInt. J. Mass Spectrom.,Ìý265, 267-270 (2007).
  • S. J. Blanksby, V. M. Bierbaum, G. B. Ellison, and S. Kato, “Superoxide Does React with Peroxides: Direct Observation of the Haber-Weiss Reaction in the Gas Phase,â€�ÌýAngewandte Chemie,Ìý46, 4948-4950 (2007).
  • N. Eyet, S. M. Villano, S. Kato, and V. M. Bierbaum, “Deuterium Kinetic Isotope Effects in Microsolvated Gas-Phase E2 Reactions,â€�ÌýJ. Am. Soc. Mass Spectrom.,Ìý18, 1046-1051 (2007).
  • X. Zhang, A. T. Maccarone, M. R. Nimlos, S. Kato, V. M. Bierbaum, G. B. Ellison, B. Ruscic, A. C. Simmonett, W. D. Allen, and H. F. Schaefer, “Unimolecular Thermal Fragmentation of ortho-benzyne,â€�ÌýJ. Chem. Phys.,Ìý126, 44312 1-20 (2007).
  • N. B. Betts, M. Stepanovic, T. P. Snow, and V. M. Bierbaum, “Gas Phase Study of Coronene Cation Reactivity of Interstellar Relevance,â€�ÌýAstrophys. J. Lett.,Ìý651, L129-L131 (2006).
  • A. J. Gianola, T. Ichino, S. Kato, V. M. Bierbaum and W. C. Lineberger, “Thermochemical Studies of Pyrazolide,â€�ÌýJ. Phys. Chem. A,Ìý110, 8457-8466 (2006).
  • S. M. Villano, S. Kato, and V. M. Bierbaum, “Deuterium Kinetic Isotope Effects in Gas-Phase SN2 and E2 Reactions: Comparison of Experiment and Theory,â€�ÌýJ. Am. Chem. Soc.,Ìý128, 736-737 (2006).
  • R. L. Hoenigman, S. Kato, V. M. Bierbaum and W. T. Borden, “Heat of Hydrogenation of 1,5-Dehydroquadricyclane. A Computational and Experimental Study of a Highly Pyramidalized Alkene.â€�ÌýJ. Am. Chem. Soc.,Ìý127, 17772-17777 (2005).
  • A. J. Gianola, T. Ichino, R. L. Hoenigman, S. Kato, V. M. Bierbaum and W. C. Lineberger, “Photoelectron Spectra and Ion Chemistry of Imidazolide,â€�ÌýJ. Phys. Chem. A,Ìý109, 11504-11514 (2005).
  • R. L. Hoenigman, S. Kato, W. T. Borden, and V. M. Bierbaum, “An Experimental and Computational Study of the Ions Formed by the Reaction of Cyclopentanone with O–,â€�ÌýInt. J. Mass Spectrom.,Ìý241, 149-163 (2005).
  • A. J. Gianola, T. Ichino, R. L. Hoenigman, S. Kato, V. M. Bierbaum and W. C. Lineberger, “Thermochemistry and electronic structure of the pyrrolyl radical,â€�ÌýJ. Phys. Chem. A,Ìý108, 10326-10335 (2004).
  • S. Kato, J. Hacaloglu, G. E. Davico, C. H. DePuy, and V. M. Bierbaum, “Deuterium Kinetic Isotope Effects in the Gas Phase SN2 Reactions of Solvated Fluoride Ions with Methyl Halides,â€�ÌýJ. Phys. Chem. A,Ìý108, 9887-9891 (2004).
  • X. Zhang, S. Kato, V. M. Bierbaum, M. R. Nimlos, and G. B. Ellison, “Use of a Flowing Afterglow-SIFT Apparatus to Study the Reactions of Ions with Organic Radicals,â€�ÌýJ. Phys. Chem. A,Ìý108, 9733-9741 (2004).
  • S. Kato, K. E. Carrigan, C. H. DePuy, and V. M. Bierbaum, “Gas Phase Ion-Molecule Reactions of Small Nitroalkanes and their Deprotonated Anions,â€�ÌýEuropean Mass Spectrometry,Ìý10, 225-231 (2004).
  • X. Zhang, V. M. Bierbaum, G. B. Ellison, and S. Kato, “Gas-Phase Reactions of Organic Radicals and Diradicals with Ions,â€�ÌýJ. Chem. Phys.,Ìý120, 3531-3534 (2004).
  • T. G. Custer, S. Kato, V. M. Bierbaum, C. J. Howard, and G. C. Morrison, “Gas phase kinetics and mechanism of protonated hydrazine reacting with carbonyl compounds,â€�ÌýJ. Am. Chem. Soc.,Ìý126, 2744-2754 (2004).
  • T. G. Custer, W. P. Wagner, S. Kato, V. M. Bierbaum, and R. Fall, “Potential of On-Line CIMS for Bioprocess Monitoring,â€�ÌýBiotechnology Progress,Ìý19, 1355-1364 (2003).
  • V. M. Bierbaum, “Instrumentation: Flow Tubes,â€�ÌýEncyclopedia of Mass Spectrometry,Ìý1, 98-109 (2003).
  • B. Eichelberger, T. P. Snow, and V. M. Bierbaum, “Collision Rate Constants for Polarizable Ions,â€�ÌýJ. Am. Soc. Mass Spectrom.,Ìý14, 501-505 (2003).
  • S. J. Blanksby, V. M. Bierbaum, G. B. Ellison, and S. Kato, “Fragmentations of Deprotonated Alkyl Hydroperoxides (ROO–) upon Collisional Activation: A Combined Experimental and Computational Study,â€�ÌýAustr. J. Chem.,Ìý56, 459-472 (2003).
  • V. Le Page, T. P. Snow and V. M. Bierbaum, “Hydrogenation and Charge States of PAHs in Diffuse Clouds. II. Results,â€�ÌýAstrophys. J.,Ìý584, 316-330 (2003).
  • T. G. Custer, S. Kato, R. Fall, and V. M. Bierbaum, “Negative-Ion CIMS: Analysis of Volatile Leaf Wound Compounds including HCN,â€�ÌýInt. J. Mass Spectrom.,Ìý223/224, 427-446 (2003).
  • T. M. Ramond, S. J. Blanksby, S. Kato, V. M. Bierbaum, G. E. Davico, R. L Schwartz, W. C. Lineberger, and G. B. Ellison, “Heat of Formation of the Hydroperoxyl Radical HOO via Negative Ion Studies,â€�ÌýJ. Phys. Chem. A.,Ìý106, 9641-9647 (2002).
  • L. Nugent-Glandorf, M. Scheer, D. A. Samuels, V. M. Bierbaum, and S. R. Leone, “Ultrafast photodissociation of Br2: Laser-generated high-harmonic soft x-ray probing of the transient photoelectron spectra and ionization cross sections,â€�ÌýJ. Chem. Phys.,Ìý117, 6108-6116 (2002).
  • S. Kato, G. C. Post, V. M. Bierbaum, and T. H. Koch, “Chemical Ionization Mass Spectrometric Determination of Acrolein in Human Breast Cancer Cells,â€�ÌýAnalytical Biochemistry,Ìý305, 251-259 (2002).
  • L. Nugent-Glandorf, M. Scheer, D. A. Samuels, V. M. Bierbaum, and S. R. Leone, “A laser-based instrument for the study of ultrafast chemical dynamics by soft x-ray-probe photoelectron spectroscopy,â€�ÌýRev. Sci. Instrum.,Ìý73, 1875-1886 (2002)
  • S. J. Blanksby, G. B. Ellison, V. M. Bierbaum, and S. Kato, “Direct evidence for base-mediated decomposition of alkyl hydroperoxides (ROOH) in the gas phase,â€�ÌýJ. Am. Chem. Soc.,Ìý124, 3196-3197 (2002).
  • L. Nugent-Glandorf, M. Scheer, D. A. Samuels, A. M. Mulhisen, E. R. Grant, X. Yang, V. M. Bierbaum, and S. R. Leone, “Ultrafast Time-Resolved Soft X-ray Photoelectron Spectroscopy of Dissociating Br2,â€�ÌýPhys. Rev. Lett.,Ìý87, 193002 (2001).
  • S. J. Blanksby, T. M. Ramond, G. E. Davico, M. R. Nimlos, S. Kato, V. M. Bierbaum, W. C. Lineberger, G. B. Ellison, and M. Okumura, “Negative Ion Photoelectron Spectroscopy, Gas Phase Acidity, and Thermochemistry of the Peroxyl Radicals CH3OO and CH3CH2OO,â€�ÌýJ. Am. Chem. Soc.,Ìý123, 9585-9596 (2001).
  • S. Kato, G. E. Davico, H. S. Lee, C. H. DePuy, and V. M. Bierbaum, “Deuterium Kinetic Isotope Effects in Gas Phase SN2 Reactions,â€�ÌýInt. J. Mass Spectrom.,Ìý210/211, 223-229 (2001).
  • S. Kato, P. J. Burke, T. H. Koch, and V. M. Bierbaum, “Formaldehyde in Human Cancer Cells: Detection by Preconcentration-Chemical Ionization Mass Spectrometry,â€�ÌýAnalytical Chemistry,Ìý73, 2992-2997 (2001).
  • E. B. Anthony, V. M. Bierbaum and S. R. Leone, “Rotational-state and velocity-subgroup dependence of the rotational alignment of N2+Ìýdrifted in He,â€�ÌýJ. Chem. Phys.,Ìý114, 6654-6661 (2001).
  • R. Fall, T. G. Custer, S. Kato, and V. M. Bierbaum, “New Directions: The biogenic acetone-HCN connection,â€�Atmospheric Environment,Ìý35, 1713-1714 (2001).
  • V. Le Page, T. P. Snow and V. M. Bierbaum, “Hydrogenation and Charge States of PAHs in Diffuse Clouds. I. Development of a Model,â€�ÌýAp. J. Supplement,Ìý132, 233-251 (2001).
  • C. Barckholtz, T. P. Snow, and V. M. Bierbaum, “Reactions of Cn–Ìýand CnH–Ìýwith Atomic and Molecular Hydrogen,â€�Astrophys. J.Ìý547, L171-L174 (2001).
  • R. Gareyev, S. Kato, and V. M. Bierbaum, “Gas Phase Reactions of NH2Cl with Anionic Nucleophiles: Nucleophilic Substitution at Neutral Nitrogen,â€�ÌýJ. Am. Soc. Mass Spectrom.,Ìý12, 139-143 (2001).
  • T. G. Custer, S. Kato, R. Fall and V. M. Bierbaum, “Negative Ion Mass Spectrometry and the Detection of Carbonyls and HCN from Clover,â€�ÌýGeophys. Res. Lett.,Ìý27, 3849-3852 (2000).
  • J. Li, V. M. Bierbaum and S. R. Leone, “Laser-Induced Fluorescence Study of Two Weak Vibrational Bands of the O2+ÌýAÌý2ΠuÌý- XÌý2ΠgÌýSystem,â€�ÌýChem. Phys. Lett.,Ìý330, 331-338 (2000).
  • S. Kato, P. J. Burke, D. J. Fenick, D. J. Taatjes, V. M. Bierbaum and T. H. Koch, “Mass Spectrometric Measurement of Formaldehyde Generated in Breast Cancer Cells upon Treatment with Anthracycline Antitumor Drugs,â€�ÌýChemical Research in Toxicology,Ìý13, 509-516 (2000).
  • E. B. Anthony, M. J. Bastian, V. M. Bierbaum and S. R. Leone, “Laser Probing of Rotational-state-dependent Velocity Distributions of N2+(v″ = 0,J) Drifted in He,â€�ÌýJ. Chem. Phys.,Ìý112, 10269-10281 (2000).
  • G. E. Davico and V. M. Bierbaum, “Reactivity and Secondary Kinetic Isotope Effects in the SN2 Reaction Mechanism. Dioxygen Radical Anion and Related Nucleophiles,â€�ÌýJ. Am. Chem. Soc.,Ìý122, 1740-1748 (2000).
  • S. Kato, T. T. Dang, S. E. Barlow, C. H. DePuy and V. M. Bierbaum, “Gas Phase Association Reactions of Hydroxide, Methoxide, Ethoxide and Their Deuterated Analogs,â€�ÌýInt. J. Mass Spectrom.,Ìý195/196, 625-638 (2000).
  • J. Li, V. M. Bierbaum, and S. R. Leone, “Laser Ionization Time-of-flight Mass Spectrometer Detection of Methyl Radical Produced by Ion-molecule Reactions in a Flowing-Afterglow Apparatus,â€�ÌýChem. Phys. Lett.,Ìý313, 76-84 (1999).
  • V. Le Page, Y. Keheyan, T. P. Snow, and V. M. Bierbaum, “Reactions of Cations Derived from Naphthalene with Molecules and Atoms of Interstellar Interest,â€�ÌýJ. Am. Chem. Soc.,Ìý121, 9435-9446 (1999).
  • S. Kato, C. H. DePuy, S. Gronert, and V. M. Bierbaum “Gas Phase Hydrogen/Deuterium Exchange Reactions of Fluorophenyl Anions,â€�ÌýJ. Am. Soc. Mass Spectrom.,Ìý10, 840-847 (1999).
  • V. Le Page, Y. Keheyan, T. P. Snow, and V. M. Bierbaum, “Gas Phase Chemistry of Pyrene and Related Cations with Molecules and Atoms of Interstellar Interest,â€�ÌýInt. J. Mass Spectrom.,Ìý185/186/187, 949-959 (1999).
  • E. P. Clifford, P. G. Wenthold, R. Gareyev, W. C. Lineberger, C. H. DePuy, V. M. Bierbaum, G. B. Ellison, “Photoelectron Spectroscopy, Gas Phase Acidity, and Thermochemistry ofÌýtert-butyl hydroperoxide: Mechanisms for the rearrangement of peroxyl radicals,â€�ÌýJ. Chem. Phys.,Ìý109, 10293-10310 (1998).
  • R. Gareyev, T. J. DePuy, V. M. Bierbaum, and C. H. DePuy, “The mechanisms of reactions of BH2+, HBOH+, and H2BOH2+Ìýwith H2O. An experimental gas phase isotope labeling and theoretical ab initio study,â€�ÌýInt. J. Mass Spectrom.,Ìý179/180, 55-60 (1998).
  • E. P. Clifford, P. G. Wenthold, W. C. Lineberger, G. A. Petersson, K. M. Broadus, S. R. Kass, S. Kato, C. H. DePuy, V. M. Bierbaum, and G. B. Ellison, “Properties of Diazocarbene [CNN] and the Diazomethyl Radical [HCNN] via Ion Chemistry and Spectroscopy,â€�ÌýJ. Phys. Chem. A,Ìý102, 7100-7112 (1998).
  • S. Kato, V. M. Bierbaum, and S. R. Leone, “Multiquantum Vibrational Deactivation of N2+(v) by Collisions with N2Ìýand O2Ìýat Thermal Energies,â€�ÌýJ. Phys. Chem. A,Ìý102, 6659-6667 (1998).
  • M. J. Frost, S. Kato, V. M. Bierbaum and S. R. Leone, “Reactions of N2+(v) with CO and NO at thermal energy,â€�Chemical Physics,Ìý231, 145-153 (1998).
  • S. Kato, R. Gareyev, C. H. DePuy, and V. M. Bierbaum, “Structures, Energetics, and Chemical Reactions of Anions Derived from Cyclooctatetraene,â€�ÌýJ. Am. Chem. Soc.,Ìý120, 5033-5042 (1998).
  • T. P. Snow, V. Le Page, Y. Keheyan, and V. M. Bierbaum, “The Interstellar Chemistry of PAH Cations,â€�ÌýNature,Ìý391, 259-260 (1998).
  • H. S. Lee, V. M. Bierbaum, and C. H. DePuy, “Hydrogen/Deuterium Exchange in the Reactions of Methyl Cation with Methane,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý167/168, 587-594 (1997).
  • J. A. de Gouw, M. Krishnamurthy, V. M. Bierbaum, and S. R. Leone, “Measured and Calculated Mobilities of Cluster Ions Drifting in Helium and in Nitrogen,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý167/168, 281-289 (1997).
  • M. Krishnamurthy, V. M. Bierbaum, and S. R. Leone, “Vibrational state dependence of the N2+(v=0-3) + HCl reaction at thermal energies,â€�ÌýChem. Phys. Lett.,Ìý281, 49-56 (1997).
  • V. Le Page, Y. Keheyan, V. M. Bierbaum, and T. P. Snow, “Chemical Constraints on Organic Cations in the Interstellar Medium,â€�ÌýJ. Am. Chem. Soc.,Ìý119, 8373-8374 (1997).
  • S. Kato, H. S. Lee, R. Gareyev, P. G. Wenthold, W. C. Lineberger, C. H. DePuy, and V. M. Bierbaum, “Experimental and Computational Studies of the Structures and Energetics of Cyclooctatetraene and Its Derivatives,â€�ÌýJ. Am. Chem. Soc.,Ìý119, 7863-7864 (1997).
  • C. H. DePuy, V. M. Bierbaum, M. S. Robinson, G. E. Davico, and R. Gareyev, “The Gas-Phase Reactions of the Allenyl Anion with CS2, COS and CO2,â€�ÌýTetrahedron,Ìý53, 9847-9856 (1997).
  • E. B. Anthony, W. Schade, M. J. Bastian, V. M. Bierbaum and S. R. Leone, “Laser Probing of Velocity-Subgroup Dependent Rotational Alignment of N2+Ìýdrifted in He,â€�ÌýJ. Chem. Phys.,Ìý106, 5413-5422 (1997).
  • M. Krishnamurthy, J. A. de Gouw, L. N. Ding, V. M. Bierbaum and S. R. Leone, “Mobility and formation kinetics of NH4+(NH3)nÌýcluster ions (n=0-3) in helium and helium/ammonia mixtures,â€�ÌýJ. Chem. Phys.,Ìý106, 530-538 (1997).
  • G. B. Ellison, G. E. Davico, V. M. Bierbaum, and C. H. DePuy, “Thermochemistry of Benzyl and Allyl Radicals and Ions,â€�ÌýInt. J. Mass Spectrom. Ion Proc.,Ìý156, 109-131 (1996).
  • J. A. de Gouw, L. N. Ding, M. Krishnamurthy, H. S. Lee, E. B. Anthony, V. M. Bierbaum and S. R. Leone, “The Mobilities of NO+(CH3CN)nÌýCluster Ions (n=0-3) drifting in Helium and in Helium-Acetonitrile Mixtures,â€�ÌýJ. Chem. Phys.Ìý105, 10398-10409 (1996).
  • S. Kato, J. A. de Gouw, C. D. Lin, V. M. Bierbaum and S. R. Leone, “Vibrational enhancement of the charge transfer rate constant of N2+(v=0-4) with Kr at thermal energies,â€�ÌýJ. Chem. Phys.Ìý105, 5455-5466 (1996).
  • M. Krishnamurthy, J. A. de Gouw, V. M. Bierbaum and S. R. Leone, “Mobilities of Aromatic ions drifting in Helium,â€�ÌýJ. Phys. Chem.Ìý100, 14908-14913 (1996).
  • H. S. Lee, C. H. DePuy and V. M. Bierbaum, “Reactivity and Thermochemistry of Quadricyclane in the Gas Phase,â€�J. Am. Chem. Soc.Ìý118, 5068-5073 (1996).
  • S. Kato, J. A. de Gouw, C. D. Lin, V. M. Bierbaum and S. R. Leone, “Charge transfer rate constants for N2+(v=0-4) with Ar at thermal energies,â€�ÌýChem. Phys. Lett.Ìý256, 305-311 (1996).
  • S. Kato, V. M. Bierbaum and S. R. Leone, “Laser Fluorescence and Mass Spectrometric Measurements of Vibrational Relaxation of N2+(v) with He, Ne, Ar, Kr, and Xe,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý149/150, 469-486 (1995).
  • J. A. de Gouw, L. N. Ding, M. J. Frost, S. Kato, V. M. Bierbaum and S. R. Leone, “Vibrational Energy Dependence of the Reaction N2+(v) + H2Ìý→ N2H+Ìý+ H at Thermal Energies,â€�ÌýChem. Phys. Lett.Ìý240, 362-368 (1995).
  • M. S. Robinson, M. L. Polak, V. M. Bierbaum, C. H. DePuy and W. C. Lineberger, “Experimental Studies of Allene, Methylacetylene, and the Propargyl Radical: Bond Dissociation Energies, Gas-phase Acidities, and Ion-Molecule Chemistry,â€�ÌýJ. Am. Chem. Soc.Ìý117, 6766-6778 (1995).
  • G. E. Davico, V. M. Bierbaum, C. H. DePuy, G. B. Ellison, and R. R. Squires, “The C-H Bond Energy of Benzene,â€�ÌýJ. Am. Chem. Soc.Ìý117, 2590-2599 (1995).
  • M. S. Robinson, G. E. Davico, V. M. Bierbaum and C. H. DePuy, “The Gas Phase Ion/molecule Chemistry of the Carbon-13 Labeled Ketenyl and Methyl Ketenyl Anions with CS2, COS and CO2,â€�ÌýInt. J. Mass Spectrom. Ion Proc.137, 107-119 (1994).
  • H. S. Lee and V. M. Bierbaum, “Gas Phase Reactions of the Sulfur-34 Anion with CS2, OCS and H2S as a Function of Kinetic Energy,â€�ÌýJ. Chem. Phys.Ìý101, 9513-9518 (1994).
  • S. Kato, M. J. Frost, V. M. Bierbaum and S. R. Leone, “Vibrational Specificity for Charge Transfer versus Deactivation in N2+(v=0,1,2) + Ar and O2ÌýReactions,â€�ÌýCan. J. Chem.Ìý72, 625-636 (1994).
  • M. J. Frost, S. Kato, V. M. Bierbaum and S. R. Leone, “Kinetics and Dynamics of Vibrationally State Resolved Ion-molecule Reactions:Ìý14N2+(v=1 and 2) andÌý15N2+(v=0, 1 and 2) withÌý14N2,â€�ÌýJ. Chem. Phys.Ìý100, 6359-6367 (1994).
  • R. A. J. O’Hair, G. E. Davico, J. Hacaloglu, T. T. Dang, C. H. DePuy and V. M. Bierbaum, “Measurements of Solvent and Secondary Kinetic Isotope Effects for the Gas Phase SN2 Reactions of Fluoride with Methyl Halides,â€�ÌýJ. Am. Chem. Soc.Ìý116, 3609-3610 (1994).
  • S. Kato, M. J. Frost, V. M. Bierbaum and S. R. Leone, “A Selected Ion Flow Tube-Laser Induced Fluorescence Instrument for Vibrationally State-Specific Ion-Molecule Reactions,â€�ÌýRev. Sci. Instrum.Ìý64, 2808-2820 (1993).
  • R. A. J. O’Hair, C. H. DePuy and V. M. Bierbaum, “Gas Phase Chemistry and Thermochemistry of the Hydroxysulfide Anion, HOS–Ìý,â€�ÌýJ. Phys.ÌýChem.Ìý97, 7955-7961 (1993).
  • M. J. Bastian, C. P. Lauenstein, V. M. Bierbaum and S. R Leone, “Single Frequency Laser Probing of Velocity Component Correlations and Transport Properties of Ba+ÌýDrifting in Ar,â€�ÌýJ. Chem. Phys.Ìý98, 9496-9512 (1993).
  • M. J. Frost, S. Kato, V. M. Bierbaum and S. R. Leone, “Direct Observation of the Simultaneous Transfer of Vibrational Energy and Charge in theÌý15N2+(v) +Ìý14N2ÌýReaction,â€�ÌýJ. Chem. Phys.Ìý98, 5993-5995 (1993).
  • T. T. Dang, E. L. Motell, M. J. Travers, E. P. Clifford, G. B. Ellison, C. H. DePuy and V. M. Bierbaum, “Experimental and Computational Studies of Deuterated Ethanols: Gas Phase Acidities, Electron Affinities and Bond Dissociation Energies,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý123, 171-185 (1993).
  • R. J. Schmitt, M. Krempp and V. M. Bierbaum, “Gas Phase Chemistry of Dinitramide and Nitroacetylide Ions,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý117, 621-632 (1992).
  • K. Knutsen, V. M. Bierbaum and S. R. Leone, “Thermal Energy Reactions of OH–Ìý+ Cl2, Br2: Rate Coefficients, Product Branching Fractions and OH Product Vibrational Populations,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý117, 537-555 (1992).
  • T. T. Dang and V. M. Bierbaum, “Studies of the Gas Phase Reactions of Protonated Methanol with Methanol using Oxygen-18 and Deuterium Labeling,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý117, 65-82 (1992).
  • S. D. Prodnuk, S. Gronert, V. M. Bierbaum and C. H. DePuy, “Gas-phase Reactions of C3Hn+ Ions,â€�ÌýOrg. Mass Spectrom.Ìý27, 416-422 (1992).
  • K. Knutsen, V. M. Bierbaum and S. R. Leone, “Effect of Enhanced Collision Energy on Product Vibrational Excitation for the Proton Transfer Reaction: O–Ìý+ HF → F–Ìý+ OH(v=0,1),â€�ÌýJ. Chem. Phys.Ìý96,Ìý298-306 (1992).
  • J. M. Van Doren, S. E. Barlow, C. H. DePuy and V. M. Bierbaum, “Exchange Reactions ofÌý18O-Ìýwith some Di- and Tri-atomic Molecules,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý109,Ìý305-325 (1991).
  • C. P. Lauenstein, M. J. Bastian, V. M. Bierbaum, S. M. Penn and S. R. Leone, “Laser-Induced Fluorescence Measurements of Rotationally Resolved Velocity Distributions for CO+ÌýDrifted in He,â€�ÌýJ. Chem. Phys.Ìý94,Ìý7810-7818 (1991).
  • S. Gronert, C. H. DePuy and V. M. Bierbaum, “Deuterium Isotope Effects in Gas Phase Reactions of Alkyl Halides: Distinguishing E2 and SN2 Pathways,â€�ÌýJ. Am. Chem. Soc.Ìý113, 4009-4010 (1991).
  • S. D. Prodnuk, C. H. DePuy and V. M. Bierbaum, “The Heats of Formation of Cyclic and Linear C3H2+,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý100, 693-699 (1990).
  • C. H. DePuy, S. Gronert, A. Mullin and V. M. Bierbaum, “Gas-Phase SN2 and E2 Reactions of Alkyl Halides,â€�ÌýJ. Am. Chem. Soc.Ìý112, 8650-8655 (1990).
  • S. M. Penn, J. P. M. Beijers, R. A. Dressler, V. M. Bierbaum and S. R. Leone, “Laser-induced Fluorescence Measurements of Drift-Velocity Distributions for Ba+Ìýin Ar: Moment Analysis and a Direct Measure of Skewness,â€�ÌýJ. Chem. Phys.Ìý93, 5118-5127 (1990).
  • S. E. Barlow, T. T. Dang and V. M. Bierbaum, “Hydrogen-Deuterium Exchange Reactions of Methoxide-Methanol Clusters,â€�ÌýJ. Am. Chem. Soc.Ìý112, 6832-6838 (1990).
  • K. M. Ervin, S. Gronert, S. E. Barlow, M. K. Gilles, A. G. Harrison, V. M. Bierbaum, C. H. DePuy, W. C. Lineberger and G. B. Ellison, “Bond Strengths of Ethylene and Acetylene,â€�ÌýJ. Am. Chem. Soc.Ìý112, 5750-5759 (1990).
  • D. M. Golden, V. M. Bierbaum and C. J. Howard, “Reevaluation of the Bond-Dissociation Energies (DHDBE) for H—OH, H—OOH, H—O–, H—O, H—OO–, and H—OO,â€�ÌýJ. Phys. Chem.Ìý94, 5413-5415 (1990).
  • S. E. Barlow and V. M. Bierbaum, “Reactions of O–Ìý+ N2O at 300K: The Totally Labeled Experiments,â€�ÌýJ. Chem. Phys.Ìý92,Ìý3442-3447 (1990).
  • R. A. J. O’Hair, K. E. Carrigan, V. M. Bierbaum, C. H. DePuy and J. H. Bowie, “Gas Phase Chemistry of Nitrogen Containing Negative Ions. Deprotonated Nitromethane, Acetone Oxime, and Acetone Oxime O-Methyl Ether,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý90, 295-300 (1989).
  • C. H. DePuy, J. M. Van Doren, S. Gronert, S. R. Kass, E. L. Motell, G. B. Ellison and V. M. Bierbaum, “Gas Phase Negative-Ion Chemistry of Diazomethane,â€�ÌýJ. Org. Chem.Ìý54, 1846-1850 (1989).
  • C. H. DePuy, S. Gronert, S. E. Barlow, V. M. Bierbaum and R. Damrauer, “The Gas Phase Acidities of the Alkanes,â€�J. Am. Chem. Soc.Ìý111, 1968-1973 (1989).
  • J. M. Van Doren, C. H. DePuy and V. M. Bierbaum, “Gas Phase Isotope Exchange Reactions with Chloride Ion,â€�ÌýJ. Phys. Chem.Ìý93, 1130-1134 (1989).
  • R. A. Dressler, J. P. M. Beijers, H. Meyer, S. M. Penn, V. M. Bierbaum and S. R. Leone, “Laser Probing of Ion Velocity Distributions in Drift Fields: Parallel and Perpendicular Temperatures and Mobility for Ba+Ìýin He,â€�ÌýJ. Chem. Phys.Ìý89, 4707-4715 (1988).
  • S. E. Barlow, J. M. Van Doren and V. M. Bierbaum, “The Gas Phase Displacement Reaction of Chloride Ion with Methyl Chloride as a Function of Kinetic Energy,â€�ÌýJ. Am. Chem. Soc.Ìý110, 7240-7242 (1988).
  • K. Knutsen, V. M. Bierbaum and S. R. Leone, “Remeasurement of the Rate Constant and Branching Ratio for the N2+Ìý+ O Reaction,â€�ÌýPlanet. Space Sci.Ìý36, 307-310 (1988).
  • S. R. Leone and V. M. Bierbaum, “Laser Probing of Product State Distributions in Thermal-energy Ion-Molecule Reactions,â€�ÌýFaraday Discuss. Chem. Soc.Ìý84, 253-263 (1987).
  • C. H. DePuy and V. M. Bierbaum, “Ion-Molecule Reactions in a Flowing Afterglow and SIFT,â€�ÌýSpectros. Int. J.Ìý5, 95-100 (1987).
  • J. M. Van Doren, S. E. Barlow, C. H. DePuy and V. M. Bierbaum, “The Tandem Flowing Afterglow SIFT-Drift,â€�ÌýInt. J. Mass Spectrom. Ion Proc.Ìý81, 85-100 (1987).
  • R. A. Dressler, H. Meyer, A. O. Langford, V. M. Bierbaum and S. R. Leone, “Direct Observation of Ba+ÌýVelocity Distributions in a Drift Tube using Single-Frequency Laser-Induced Fluorescense,â€�ÌýJ. Chem. Phys.Ìý87, 5578-5579 (1987).
  • J. Filley, C. H. DePuy and V. M. Bierbaum, “Gas Phase Negative Ion Chemistry of Methyl Isocyanide,â€�ÌýJ. Am. Chem. Soc.Ìý109, 5992-5995 (1987).
  • C. H. DePuy, S. E. Barlow, J. M. Van Doren, C. R. Roberts and V. M. Bierbaum, “Gas Phase Chemistry of CH2–,â€�J. Am. Chem. Soc.Ìý109, 4414-4415 (1987).
  • J. M. Van Doren, S. E. Barlow, C. H. DePuy and V. M. Bierbaum, “Tandem Flowing Afterglow-Selected Ion Flow Tube and Its Application to the Thermal Energy Reactions ofÌý18O–,â€�ÌýJ. Am. Chem. Soc.Ìý109,Ìý4412-4414 (1987).
  • C. H. DePuy and V. M. Bierbaum, “Proton Transfer Reactions of Anions,â€� in “Structure/Reactivity and Thermochemistry of Ions,â€� P. Ausloos and S. G. Lias (eds.); D. Reidel, Dordrecht, Holland; 293-303 (1987).
  • C. H. DePuy and V. M. Bierbaum, “Formation of Anions in the Gas Phaseâ€� in “Structure/Reactivity and Thermochemistry of Ions,â€� P. Ausloos and S. G. Lias (eds.); D. Reidel: Dordrecht, Holland; 279-291 (1987).
  • V. M. Bierbaum and S. R. Leone, “Optical Studies of Product State Distributions in Thermal Energy Ion-Molecule Reactionsâ€� in “Structure/Reactivity and Thermochemistry of Ions,â€� P. Ausloos and S. G. Lias (eds.); D. Reidel: Dordrecht, Holland; 23-55 (1987).
  • S. E. Barlow, J. M. Van Doren, C. H. DePuy, V. M. Bierbaum, I. Dotan, E. E. Ferguson, D. Smith, N. G. Adams, B. R. Rowe, J. B. Marquette, G. Dupeyrat and M. Durup-Ferguson, “Studies of the Reaction of O2+Ìýwith Deuterated Methanes,â€�ÌýJ. Chem. Phys.Ìý85, 3851-3859 (1986).
  • J. H. Bowie, C. H. DePuy, S. A. Sullivan and V. M. Bierbaum, “Gas Phase Reactions of the Hydroperoxide and Peroxyformate Anions,â€�ÌýCan. J. Chem.Ìý64, 1046-1050 (1986).
  • J. M. Van Doren, S. E. Barlow, C. H. DePuy, V. M. Bierbaum, I. Dotan and E. E. Ferguson,â€� Chemistry and Structure of the CH3O2+ÌýProduct of the O2+Ìý+ CH4ÌýReaction,â€�ÌýJ. Phys. Chem.Ìý90, 2772-2777 (1986).
  • A. O. Langford, V. M. Bierbaum and S. R. Leone, “Branching Ratios for Electronically Excited Oxygen Atoms Formed in the Reaction of N+Ìýwith O2Ìýat 300 K,â€�ÌýJ. Chem. Phys.Ìý84, 2158-2166 (1986).
  • J. J. Grabowski, C. H. DePuy, J. M. Van Doren and V. M. Bierbaum, “Gas Phase Hydrogen-Deuterium Exchange Reactions of Anions: Kinetics and Detailed Mechanism,â€�ÌýJ. Am. Chem. Soc.Ìý107, 7384-7389 (1985).
  • A. O. Langford, V. M. Bierbaum and S. R. Leone, “Auroral Implications of Recent Measurements on O(1S) and O(1D) Formation in the Reaction of N+Ìýwith O2,â€�ÌýPlanet. Space Sci.Ìý33, 1225 (1985).
  • A. O. Langford, V. M. Bierbaum and S. R. Leone, “Flowing Afterglow Infrared Chemiluminescence Studies of Vibrational Energy Disposal in the Ion-Molecule Reactions F–Ìý+ HBr, DBr → HF, DF + Br–,â€�ÌýJ. Chem. Phys.Ìý83, 3913-3918 (1985).span>
  • C. E. Hamilton, V. M. Bierbaum and S. R. Leone, “Product Vibrational State Distributions of Thermal Energy Charge Transfer Reactions: Ar+Ìý+ CO → CO+(v=0-6) + Ar,â€�ÌýJ. Chem. Phys.Ìý83, 2284-2292 (1985).
  • C. E. Hamilton, V. M. Bierbaum and S. R. Leone, “Product Vibrational State Distributions of Thermal Energy Charge Transfer Reactions: N+Ìý+ CO → CO+(v=0-2) + N,â€�ÌýJ. Chem. Phys.Ìý83, 601-610 (1985).
  • C. H. DePuy, V. M. Bierbaum, R. Damrauer, and J. A. Soderquist, “Gas Phase Reactions of the Acetyl Anion,â€�ÌýJ. Am. Chem. Soc.Ìý107, 3385-3386 (1985).
  • V. M. Bierbaum, J. Filley, C. H. DePuy, M. F. Jarrold and M. T. Bowers, “Kinetic Isotope Effect in Gas Phase Base-Induced Elimination Reactions,â€�ÌýJ. Am.ÌýChem. Soc.Ìý107, 2818-2820 (1985).
  • C. H. DePuy, J. J. Grabowski, V. M. Bierbaum, S. Ingemann, and N. M. M. Nibbering, “Gas Phase Reactions of Anions with Methyl Formate and N,N-Dimethylformamide,â€�ÌýJ. Am. Chem.ÌýSoc.Ìý107, 1093-1098 (1985).
  • D. R. Anderson, C. H. DePuy, J. Filley and V. M. Bierbaum, “Gas Phase Chemistry of Trimethyl Phosphite,â€�ÌýJ. Am. Chem. Soc.Ìý106, 6513-6517 (1984).
  • C. H. DePuy, V. M. Bierbaum, and R. Damrauer, “Relative Gas Phase Acidities of the Alkanes,â€�ÌýJ. Am. Chem. Soc.106, 4051-4053 (1984).
  • V. M. Bierbaum, G. B. Ellison and S. R. Leone, “Flowing Afterglow Studies of Ion Reaction Dynamics Using Infrared Chemiluminescence and Laser Induced Fluorescence,â€� InÌýGas Phase Ion Chemistry, (M. T. Bowers, ed.), Vol. 3, pp 1-39, Academic Press, New York, 1984.
  • V. M. Bierbaum, J. J. Grabowski and C. H. DePuy, “Gas Phase Synthesis and Reactions of Nitrogen- and Sulfur-Containing Anionsâ€�,ÌýJ. Phys. Chem.Ìý88, 1389-1393 (1984).
  • C. E. Hamilton, V. M. Bierbaum, and S. R. Leone, “Vibrational Energy Disposal in Polyatomic Ion-Molecule Reactions: SF6–Ìý+ H,D → SF5–Ìý+ HF(v), DF(v),â€�ÌýJ. Chem. Phys.Ìý80, 1831-1838 (1984).
  • D. M. Walba, C. H. DePuy, J. J. Grabowski, V. M. Bierbaum, “Oxidation of Alkenes by dº Transition Metal Oxo Species: A Mechanism for the Oxidation of Ethylene by a Dioxo chromium (VI) Complex in the Gas Phase,â€�OrganometallicsÌý3, 498-499 (1984).
  • J. J. Grabowski, J. M. Van Doren, C. H. DePuy and V. M. Bierbaum, “Flowing Afterglow Studies of the Electron Affinity of SO2,â€�ÌýJ. Chem. Phys.Ìý80, 575-577 (1984).
  • J. M. Oakes, M. E. Jones, V. M. Bierbaum and G. B. Ellison, “Photoelectron Spectroscopy of CCO–Ìýand HCCO–,â€�ÌýJ. Phys. Chem.Ìý87,Ìý4810-4815 (1983).
  • M. A. Duncan, V. M. Bierbaum, G. B. Ellison and S. R. Leone, “Laser-induced Fluorescence Studies of Ion Collisional Excitation in a Drift Field: Rotational Excitation of N2+Ìýin Helium,â€�ÌýJ. Chem. Phys.Ìý79, 5448-5456 (1983).
  • D. R. Anderson, V. M. Bierbaum, C. H. DePuy and J. J. Grabowski, “Flowing Afterglow Studies of Organic Positive Ions Generated by Penning Ionization Using Metastable Argon Atoms,â€�ÌýInt. J. Mass Spectrom. Ion Phys.Ìý52, 65-94 (1983).
  • R. R. Squires, V. M. Bierbaum, J. J. Grabowski and C. H. DePuy, “Multiple Proton Transfers Within Long-Lived Ion-Molecule Complexes,â€�ÌýJ. Am. Chem. Soc.Ìý105, 5185-5192 (1983).
  • D. R. Anderson, V. M. Bierbaum and C. H. DePuy, “Gas Phase Chemistry of H2P–Ìý,â€�ÌýJ. Am. Chem. Soc.Ìý105, 4244-4248 (1983).
  • J. J. Grabowski, C. H. DePuy and V. M. Bierbaum, “Gas Phase Hydrogen-Deuterium Exchange Reactions of HO– and DO–Ìýwith Weakly Acidic Neutrals,â€�ÌýJ. Am. Chem. Soc.Ìý105, 2565-2571 (1983).
  • C. H. DePuy, E. W. Della, J. Filley, J. J. Grabowski and V. M. Bierbaum, “Absence of an α-Effect in the Gas-Phase Nucleophilic Reactions of HOO–,â€�ÌýJ. Am. Chem. Soc.Ìý105, 2481-2482 (1983).
  • M. A. Smith, V. M. Bierbaum and S. R. Leone, “Infrared Chemiluminescence from Vibrationally Excited NO+: Product Branching in the N+Ìý+ O2ÌýIon-Molecule Reaction,â€�ÌýChem. Phys. Lett.Ìý94, 398-403 (1983).
  • C. E. Hamilton, M. A. Duncan, T. S. Zwier, J. C. Weisshaar, G. B. Ellison, V. M. Bierbaum and S. R. Leone, “Product Vibrational Analysis of Ion-Molecule Reactions by Laser-Induced Fluorescence in a Flowing Afterglow: O–Ìý+ HF → OH(v=0,1) + F–,â€�ÌýChem. Phys. Lett.Ìý94, 4-9 (1983).
  • C. H. DePuy, E. C. Beedle and V. M. Bierbaum, “The Reactions of Cyclic Ethers with Amide and Hydroxide Ions in the Gas Phase,â€�ÌýJ. Am. Chem. Soc.Ìý104, 6483-6488 (1982).
  • C. H. DePuy, J. J. Grabowski and V. M. Bierbaum, “Chemical Reactions of Anions in the Gas Phase,â€�ÌýScienceÌý218, 955-960 (1982).
  • R. Damrauer, C. H. DePuy and V. M. Bierbaum, “The Reactions of Trimethylchlorosilane with Various Nucleophiles in the Gas Phase Using the Flowing Afterglow Technique,â€�ÌýOrganometallicsÌý1,Ìý1553-1554 (1982).
  • C. H. DePuy and V. M. Bierbaum, “Gas-Phase Sulfur Anions: Synthesis and Reactions of H2NS–Ìýand Related Ionsâ€�,Tetrahedron Lett.Ìý22, 5129-5130 (1981).
  • G. K. King, M. M. Maricq, V. M. Bierbaum and C. H. DePuy, “Gas Phase Reactions of Negative Ions with Alkyl Nitrites,â€�ÌýJ. Am. Chem. Soc.Ìý103, 7133-7140 (1981).
  • V. M. Bierbaum, R. J. Schmitt, C. H. DePuy, R. D. Mead, P. A. Schulz and W. C. Lineberger, “Experimental Measurement of the Electron Affinity of the Hydroperoxy Radicalâ€�,ÌýJ. Am. Chem. Soc.Ìý103, 6262-6263 (1981).
  • C. H. DePuy and V. M. Bierbaum, “Gas Phase Elimination Reactions of Ethers Induced by Amide and Hydroxide Ions,â€�ÌýJ. Am. Chem. Soc.Ìý103, 5034-5038 (1981).
  • R. R. Squires, C. H. DePuy and V. M. Bierbaum, “Gas Phase Hydrogen-Deuterium Exchange Reactions in Carbanions: Exchange of Vinyl and Aryl Protons by D2Oâ€�,ÌýJ. Am. Chem. Soc.Ìý103,Ìý4256-4258 (1981).
  • C. H. DePuy and V. M. Bierbaum, “Gas Phase Reactions of Organic Anions as Studied by the Flowing Afterglow Technique,â€�ÌýAccts. Chem. Res.Ìý14, 146-153 (1981).
  • V. M. Bierbaum, R. J. Schmitt and C. H. DePuy, “Reactions of Carbanions with Triplet and Singlet Molecular Oxygen,â€�ÌýEnv. Health Persp.Ìý36, 119-124 (1980).
  • C. H. DePuy, V. M. Bierbaum, L. A. Flippin, J. J. Grabowski, G. K. King, R. J. Schmitt and S. A. Sullivan, “Gas-Phase Reactions of Anions with Substituted Silanes,â€�ÌýJ. Am. Chem. Soc.Ìý102, 5012-5015 (1980).
  • T. S. Zwier, V. M. Bierbaum, G. B. Ellison and S. R. Leone, “Vibrational Product State Distributions of Ion-Molecule Reactions by Infrared Chemiluminescence: Cl–Ìý+ HBr, HI → HCl(v) + Br–, I–,â€�ÌýJ. Chem. Phys.Ìý72, 5426-5436 (1980).
  • T. S. Zwier, M. M. Maricq, C. J. S. M. Simpson, V. M. Bierbaum, G. B. Ellison and S. R. Leone, “Direct Detection of the Product Vibrational State Distribution in the Associative Detachment Reaction Cl–Ìý+ H → HCl(v) + e,â€�ÌýPhys. Rev. Lett.Ìý44, 1050-1053 (1980).
  • R. J. Schmitt, V. M. Bierbaum and C. H. DePuy, “Gas-Phase Reactions of Carbanions with Triplet and Singlet Molecular Oxygen,â€�ÌýJ. Am. Chem. Soc.Ìý101, 6443-6445 (1979).
  • C. H. DePuy, V. M. Bierbaum, L. A. Flippin, J. J. Grabowski, G. K. King and R. J. Schmitt, “Generation of Specific Isomeric Carbanions in the Gas Phase,â€�ÌýJ. Am. Chem. Soc.Ìý101, 6443-6443 (1979).
  • C. H. DePuy, V. M. Bierbaum, G. K. King and R. H. Shapiro, “Hydrogen-Deuterium Exchange Reactions of Carbanions with Deuterated Alcohols in the Gas Phase,â€�ÌýJ. Am. Chem. Soc.Ìý100, 2921-2922 (1978).
  • C. H. DePuy, V. M. Bierbaum, R. J. Schmitt and R. H. Shapiro, “Gas Phase Oxidation and Reduction Reactions with C6H7–, HNO–Ìýand HO2–,â€�ÌýJ. Am. Chem.ÌýSoc.Ìý100, 2920-2921 (1978).
  • J. H. Stewart, R. H. Shapiro, C. H. DePuy and V. M. Bierbaum, “Hydrogen-Deuterium Exchange Reactions of Carbanions with D2O in the Gas Phase,â€�ÌýJ. Am. Chem. Soc.Ìý99, 7650-7653 (1977).
  • V. M. Bierbaum, G. B. Ellison, J. H. Futrell and S. R. Leone, “Vibrational Chemiluminescence from ion-molecule reactions: O–Ìý+ CO → CO2Ìý+ e–,â€�ÌýJ. Chem. Phys.Ìý67, 2375-2376 (1977).
  • V. M. Bierbaum, C. H. DePuy and R. H. Shapiro, “Gas Phase Reactions of Anions with Nitrous Oxide and Carbon Dioxide,â€�ÌýJ. Am. Chem. Soc.Ìý99, 5800-5802 (1977).
  • V. M. Bierbaum, C. H. DePuy, R. H. Shapiro and J. H. Stewart, “Flowing Afterglow Studies of the Reactions of Hydroxide, Amide and Methoxide Ions with Ethylene Oxide and Propylene Oxide,â€�ÌýJ. Am. Chem. Soc.Ìý98, 4229-4235 (1976).
  • V. M. Bierbaum, M. F. Golde and F. Kaufman, “Flowing Afterglow Studies of Hydronium Ion Clustering Including Diffusion Effects,â€�ÌýJ. Chem. Phys.Ìý65, 2715-2724 (1976).
  • V. M. Bierbaum and F. Kaufman, “Kinetics of the Reactions of N2H+, N3+Ìýand N4+Ìýwith H2O in the Gas Phase,â€�ÌýJ. Chem. Phys.Ìý61, 3804-3809 (1974).
  • C. J. Howard, V. M. Bierbaum, H. W. Rundle and F. Kaufman, “Kinetics and Mechanism of the Formation of Water Cluster Ions from O2+Ìýand H2O,â€�ÌýJ. Chem.ÌýPhys.Ìý57, 3491-3497 (1972).