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⁻,” 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^–,” Astrophys. J., 812, 77 (8pp) (2015).�� (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,” J. Am. Chem. Soc.,137, 10700-10709 (2015).�� (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,” 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 Relevance”, 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,” 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,” 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,” 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,” 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 S_N2 Reactions at Bromine: Competition with Nucleophilic Aromatic Substitution,” 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,” 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,” 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,” 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 S_N2 Reactions of Microsolvated Anions: Methanol as a Solvent,” 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,” 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 S_N2 Reactions of Microsolvated Anions with Methyl Chloride,” 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,” 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,” 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?” 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,” J. Phys. Chem. A,117, 1136-1143 (2013). ().
C. M. Nichols,��Z. 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,"��Phys. Chem. Chem. Phys.,��15, 561-567 (2012) (doi: 10.1039/C2CP43183A)��
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,”��Int. J. Mass Spectrom.,��330-332, 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,”��Astrophys. J.��Lett.,��754, 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,”��J. Am. Chem. Soc.,��134, 6584-6595 (2012) (doi: 10.1021/ja209566q).
V. Wakelam, E. Herbst, J.-C. Loison, I. W. M. Smith, V. Chandrasekaran, B. Pavone,��N. 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,��P. 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),”��Astrophy. J. Suppl. Ser.,��199:21��(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 S_N2 Reactions: A Marcus Theory Approach,”��Int. J. Mass Spectrom.,��316-318,��244-250��(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,”��Astrophys. J.,��746:32��(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,”��Astrophys. J.,��739:19(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,”��J. Am. Chem. Soc.,��133, 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,”��J. Am. Soc. Mass Spectrom.,��22, 1260-1272 (2011).
V. M. Bierbaum, V. Le Page, and T. P. Snow, “PAHs and the Chemistry of the ISM,” in “PAHs and the Universe: A Symposium to Celebrate the 25th��Anniversary of the PAH Hypothesis,” C. Joblin and A. G. G. M. Tielens (eds), EAS Publications Series,��46, 427-440 (2011).
J. M. Garver, N. Eyet, S. M. Villano, Z. Yang, and V. M. Bierbaum, “Mechanistic Investigation of S_N2 Dominated Gas Phase Alkyl Iodide Reactions,”��Int. J. Mass Spectrom.,��301, 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,”��Astrophys. J.,��723, 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,”��Phys. Chem. Chem. Phys.,��12, 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^–,”��Astrophys. J.,��720, 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,”��J. Am. Chem. Soc.,��132, 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,”��Eur. J. Mass Spectrom.,��16, 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,”��J. Am. Chem. Soc.,��132, 3808-3814 (2010).
N. Eyet, A. Midey, V. M. Bierbaum, and A. A. Viggiano, “A Survey of the Reactivity of O₂��(a¹Δ_g) with Negative Ions,”J. Phys. Chem. A,��114, 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,”��J. Phys. Chem. A,��114, 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,”��Astrobiology,��9, 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^–��+ H → H₂��+ e^–��at 300 K,”��Astrophys. J. Lett.,��705, L172-175 (2009).
V. Le Page, T. P. Snow, V. M. Bierbaum, “Molecular Hydrogen Formation Catalyzed by Polycyclic Aromatic Hydrocarbons in the Interstellar Medium,”��Astrophys. J.,��704, 274-280 (2009).
A. A. Viggiano, A. Midey, N. Eyet, V. M. Bierbaum, and J. Troe, “Dissociative Excitation Transfer in the Reaction of O₂��(a¹Δ_g) with OH^–(H₂O)_1,2��Clusters,”��J. Chem. Phys.,��131,��094303/1-094303/6 (2009).
S. M. Villano, N. Eyet, W. C. Lineberger, and V. M. Bierbaum, “Reactions of Alpha-Nucleophiles with Alkyl Chlorides: The Competition Between S_N2 and E2 Mechanisms and the Gas-Phase Alpha-Effect,”��J. Am. Chem. Soc.,��131, 8227-8233 (2009).
N. Eyet, S. M. Villano, V. M. Bierbaum, “Anchoring the Gas-Phase Acidity Scale: From Formic Acid to Methanethiol,”Int. J. Mass Spectrom.,��283, 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,”��Int. J. Mass Spectrom.,��280, 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,”��Astrophys. J.,��686, 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,”��J. Phys. Chem. A,��112,��9723-9730 (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^–��+ CH₃OOH, C₂H₅OOH, and��tert-C₄H₉OOH Reactions,”��J. Phys. Chem. A,��112,��9516-9525 (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,”��J. Am. Soc. Mass Spectrom.,��19, 1296-1302 (2008).
S. M. Villano, N. Eyet, W. C. Lineberger, and V. M. Bierbaum, “Gas-Phase Carbene Radical Anions: New Mechanistic Insights,”��J. Am. Chem. Soc.,��130, 7214-7215 (2008).
T. P. Snow and V. M. Bierbaum, “Ion Chemistry in the Interstellar Medium,”��Annual 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,”��J. Phys. Chem. B.,��112,��545-557 (2008).
S. Kato, W. C. Lineberger, and V. M. Bierbaum, “Collision Induced Dissociation of Fluoropyridinide Anions,”��Int. J. Mass Spectrom.,��266, 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,”��Astrophys. J.,��667, 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,”��J. Phys. Chem. A,��111, 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,”��J. Phys. Chem. A.,��111, 8374-8383 (2007).
N. Eyet and V. M. Bierbaum, “Gas-Phase Acidities of Thiocarboxylic Acids,”��Int. J. Mass Spectrom.,��265, 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,”��Angewandte Chemie,��46, 4948-4950 (2007).
N. Eyet, S. M. Villano, S. Kato, and V. M. Bierbaum, “Deuterium Kinetic Isotope Effects in Microsolvated Gas-Phase E2 Reactions,”��J. Am. Soc. Mass Spectrom.,��18, 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,”��J. Chem. Phys.,��126, 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,”��Astrophys. J. Lett.,��651, L129-L131 (2006).
A. J. Gianola, T. Ichino, S. Kato, V. M. Bierbaum and W. C. Lineberger, “Thermochemical Studies of Pyrazolide,”��J. Phys. Chem. A,��110, 8457-8466 (2006).
S. M. Villano, S. Kato, and V. M. Bierbaum, “Deuterium Kinetic Isotope Effects in Gas-Phase S_N2 and E2 Reactions: Comparison of Experiment and Theory,”��J. Am. Chem. Soc.,��128, 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.”��J. Am. Chem. Soc.,��127, 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,”��J. Phys. Chem. A,��109, 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^–,”��Int. J. Mass Spectrom.,��241, 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,”��J. Phys. Chem. A,��108, 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 S_N2 Reactions of Solvated Fluoride Ions with Methyl Halides,”��J. Phys. Chem. A,��108, 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,”��J. Phys. Chem. A,��108, 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,”��European Mass Spectrometry,��10, 225-231 (2004).
X. Zhang, V. M. Bierbaum, G. B. Ellison, and S. Kato, “Gas-Phase Reactions of Organic Radicals and Diradicals with Ions,”��J. Chem. Phys.,��120, 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,”��J. Am. Chem. Soc.,��126, 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,”��Biotechnology Progress,��19, 1355-1364 (2003).
V. M. Bierbaum, “Instrumentation: Flow Tubes,”��Encyclopedia of Mass Spectrometry,��1, 98-109 (2003).
B. Eichelberger, T. P. Snow, and V. M. Bierbaum, “Collision Rate Constants for Polarizable Ions,”��J. Am. Soc. Mass Spectrom.,��14, 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,”��Austr. J. Chem.,��56, 459-472 (2003).
V. Le Page, T. P. Snow and V. M. Bierbaum, “Hydrogenation and Charge States of PAHs in Diffuse Clouds. II. Results,”��Astrophys. J.,��584, 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,”��Int. J. Mass Spectrom.,��223/224, 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,”��J. Phys. Chem. A.,��106, 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,”��J. Chem. Phys.,��117, 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,”��Analytical Biochemistry,��305, 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,”��Rev. Sci. Instrum.,��73, 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,”��J. Am. Chem. Soc.,��124, 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,”��Phys. Rev. Lett.,��87, 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,”��J. Am. Chem. Soc.,��123, 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,”��Int. J. Mass Spectrom.,��210/211, 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,”��Analytical Chemistry,��73, 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⁺��drifted in He,”��J. Chem. Phys.,��114, 6654-6661 (2001).
R. Fall, T. G. Custer, S. Kato, and V. M. Bierbaum, “New Directions: The biogenic acetone-HCN connection,”Atmospheric Environment,��35, 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,”��Ap. J. Supplement,��132, 233-251 (2001).
C. Barckholtz, T. P. Snow, and V. M. Bierbaum, “Reactions of C_n^–��and C_nH^–��with Atomic and Molecular Hydrogen,”Astrophys. J.��547, L171-L174 (2001).
R. Gareyev, S. Kato, and V. M. Bierbaum, “Gas Phase Reactions of NH₂Cl with Anionic Nucleophiles: Nucleophilic Substitution at Neutral Nitrogen,”��J. Am. Soc. Mass Spectrom.,��12, 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,”��Geophys. Res. Lett.,��27, 3849-3852 (2000).
J. Li, V. M. Bierbaum and S. R. Leone, “Laser-Induced Fluorescence Study of Two Weak Vibrational Bands of the O₂⁺��A��²Π_u��- X��²Π_g��System,”��Chem. Phys. Lett.,��330, 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,”��Chemical Research in Toxicology,��13, 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,”��J. Chem. Phys.,��112, 10269-10281 (2000).
G. E. Davico and V. M. Bierbaum, “Reactivity and Secondary Kinetic Isotope Effects in the S_N2 Reaction Mechanism. Dioxygen Radical Anion and Related Nucleophiles,”��J. Am. Chem. Soc.,��122, 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,”��Int. J. Mass Spectrom.,��195/196, 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,”��Chem. Phys. Lett.,��313, 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,”��J. Am. Chem. Soc.,��121, 9435-9446 (1999).
S. Kato, C. H. DePuy, S. Gronert, and V. M. Bierbaum “Gas Phase Hydrogen/Deuterium Exchange Reactions of Fluorophenyl Anions,”��J. Am. Soc. Mass Spectrom.,��10, 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,”��Int. J. Mass Spectrom.,��185/186/187, 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 of��tert-butyl hydroperoxide: Mechanisms for the rearrangement of peroxyl radicals,”��J. Chem. Phys.,��109, 10293-10310 (1998).
R. Gareyev, T. J. DePuy, V. M. Bierbaum, and C. H. DePuy, “The mechanisms of reactions of BH₂⁺, HBOH⁺, and H₂BOH₂⁺��with H₂O. An experimental gas phase isotope labeling and theoretical ab initio study,”��Int. J. Mass Spectrom.,��179/180, 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,”��J. Phys. Chem. A,��102, 7100-7112 (1998).
S. Kato, V. M. Bierbaum, and S. R. Leone, “Multiquantum Vibrational Deactivation of N₂⁺(v) by Collisions with N₂��and O₂��at Thermal Energies,”��J. Phys. Chem. A,��102, 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,”Chemical Physics,��231, 145-153 (1998).
S. Kato, R. Gareyev, C. H. DePuy, and V. M. Bierbaum, “Structures, Energetics, and Chemical Reactions of Anions Derived from Cyclooctatetraene,”��J. Am. Chem. Soc.,��120, 5033-5042 (1998).
T. P. Snow, V. Le Page, Y. Keheyan, and V. M. Bierbaum, “The Interstellar Chemistry of PAH Cations,”��Nature,��391, 259-260 (1998).
H. S. Lee, V. M. Bierbaum, and C. H. DePuy, “Hydrogen/Deuterium Exchange in the Reactions of Methyl Cation with Methane,”��Int. J. Mass Spectrom. Ion Proc.��167/168, 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,”��Int. J. Mass Spectrom. Ion Proc.��167/168, 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,”��Chem. Phys. Lett.,��281, 49-56 (1997).
V. Le Page, Y. Keheyan, V. M. Bierbaum, and T. P. Snow, “Chemical Constraints on Organic Cations in the Interstellar Medium,”��J. Am. Chem. Soc.,��119, 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,”��J. Am. Chem. Soc.,��119, 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,”��Tetrahedron,��53, 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⁺��drifted in He,”��J. Chem. Phys.,��106, 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)_n��cluster ions (n=0-3) in helium and helium/ammonia mixtures,”��J. Chem. Phys.,��106, 530-538 (1997).
G. B. Ellison, G. E. Davico, V. M. Bierbaum, and C. H. DePuy, “Thermochemistry of Benzyl and Allyl Radicals and Ions,”��Int. J. Mass Spectrom. Ion Proc.,��156, 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)_n��Cluster Ions (n=0-3) drifting in Helium and in Helium-Acetonitrile Mixtures,”��J. Chem. Phys.��105, 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,”��J. Chem. Phys.��105, 5455-5466 (1996).
M. Krishnamurthy, J. A. de Gouw, V. M. Bierbaum and S. R. Leone, “Mobilities of Aromatic ions drifting in Helium,”��J. Phys. Chem.��100, 14908-14913 (1996).
H. S. Lee, C. H. DePuy and V. M. Bierbaum, “Reactivity and Thermochemistry of Quadricyclane in the Gas Phase,”J. Am. Chem. Soc.��118, 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,”��Chem. Phys. Lett.��256, 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,”��Int. J. Mass Spectrom. Ion Proc.��149/150, 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) + H₂��→ N₂H⁺��+ H at Thermal Energies,”��Chem. Phys. Lett.��240, 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,”��J. Am. Chem. Soc.��117, 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,”��J. Am. Chem. Soc.��117, 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,”��Int. 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,”��J. Chem. Phys.��101, 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 O₂��Reactions,”��Can. J. Chem.��72, 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:��¹⁴N₂⁺(v=1 and 2) and��¹⁵N₂⁺(v=0, 1 and 2) with��¹⁴N₂,”��J. Chem. Phys.��100, 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 S_N2 Reactions of Fluoride with Methyl Halides,”��J. Am. Chem. Soc.��116, 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,”��Rev. Sci. Instrum.��64, 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^–��,”��J. Phys.��Chem.��97, 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⁺��Drifting in Ar,”��J. Chem. Phys.��98, 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 the��¹⁵N₂⁺(v) +��¹⁴N₂��Reaction,”��J. Chem. Phys.��98, 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,”��Int. J. Mass Spectrom. Ion Proc.��123, 171-185 (1993).
R. J. Schmitt, M. Krempp and V. M. Bierbaum, “Gas Phase Chemistry of Dinitramide and Nitroacetylide Ions,”��Int. J. Mass Spectrom. Ion Proc.��117, 621-632 (1992).
K. Knutsen, V. M. Bierbaum and S. R. Leone, “Thermal Energy Reactions of OH^–��+ Cl₂, Br₂: Rate Coefficients, Product Branching Fractions and OH Product Vibrational Populations,”��Int. J. Mass Spectrom. Ion Proc.��117, 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,”��Int. J. Mass Spectrom. Ion Proc.��117, 65-82 (1992).
S. D. Prodnuk, S. Gronert, V. M. Bierbaum and C. H. DePuy, “Gas-phase Reactions of C₃H_n⁺ Ions,”��Org. Mass Spectrom.��27, 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^–��+ HF → F^–��+ OH(v=0,1),”��J. Chem. Phys.��96,��298-306 (1992).
J. M. Van Doren, S. E. Barlow, C. H. DePuy and V. M. Bierbaum, “Exchange Reactions of��¹⁸O^-��with some Di- and Tri-atomic Molecules,”��Int. J. Mass Spectrom. Ion Proc.��109,��305-325 (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⁺��Drifted in He,”��J. Chem. Phys.��94,��7810-7818 (1991).
S. Gronert, C. H. DePuy and V. M. Bierbaum, “Deuterium Isotope Effects in Gas Phase Reactions of Alkyl Halides: Distinguishing E2 and S_N2 Pathways,”��J. Am. Chem. Soc.��113, 4009-4010 (1991).
S. D. Prodnuk, C. H. DePuy and V. M. Bierbaum, “The Heats of Formation of Cyclic and Linear C₃H₂⁺,”��Int. J. Mass Spectrom. Ion Proc.��100, 693-699 (1990).
C. H. DePuy, S. Gronert, A. Mullin and V. M. Bierbaum, “Gas-Phase S_N2 and E2 Reactions of Alkyl Halides,”��J. Am. Chem. Soc.��112, 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⁺��in Ar: Moment Analysis and a Direct Measure of Skewness,”��J. Chem. Phys.��93, 5118-5127 (1990).
S. E. Barlow, T. T. Dang and V. M. Bierbaum, “Hydrogen-Deuterium Exchange Reactions of Methoxide-Methanol Clusters,”��J. Am. Chem. Soc.��112, 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,”��J. Am. Chem. Soc.��112, 5750-5759 (1990).
D. M. Golden, V. M. Bierbaum and C. J. Howard, “Reevaluation of the Bond-Dissociation Energies (DH_DBE) for H—OH, H—OOH, H—O^–, H—O, H—OO^–, and H—OO,”��J. Phys. Chem.��94, 5413-5415 (1990).
S. E. Barlow and V. M. Bierbaum, “Reactions of O^–��+ N₂O at 300K: The Totally Labeled Experiments,”��J. Chem. Phys.��92,��3442-3447 (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,”��Int. J. Mass Spectrom. Ion Proc.��90, 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,”��J. Org. Chem.��54, 1846-1850 (1989).
C. H. DePuy, S. Gronert, S. E. Barlow, V. M. Bierbaum and R. Damrauer, “The Gas Phase Acidities of the Alkanes,”J. Am. Chem. Soc.��111, 1968-1973 (1989).
J. M. Van Doren, C. H. DePuy and V. M. Bierbaum, “Gas Phase Isotope Exchange Reactions with Chloride Ion,”��J. Phys. Chem.��93, 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⁺��in He,”��J. Chem. Phys.��89, 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,”��J. Am. Chem. Soc.��110, 7240-7242 (1988).
K. Knutsen, V. M. Bierbaum and S. R. Leone, “Remeasurement of the Rate Constant and Branching Ratio for the N₂⁺��+ O Reaction,”��Planet. Space Sci.��36, 307-310 (1988).
S. R. Leone and V. M. Bierbaum, “Laser Probing of Product State Distributions in Thermal-energy Ion-Molecule Reactions,”��Faraday Discuss. Chem. Soc.��84, 253-263 (1987).
C. H. DePuy and V. M. Bierbaum, “Ion-Molecule Reactions in a Flowing Afterglow and SIFT,”��Spectros. Int. J.��5, 95-100 (1987).
J. M. Van Doren, S. E. Barlow, C. H. DePuy and V. M. Bierbaum, “The Tandem Flowing Afterglow SIFT-Drift,”��Int. J. Mass Spectrom. Ion Proc.��81, 85-100 (1987).
R. A. Dressler, H. Meyer, A. O. Langford, V. M. Bierbaum and S. R. Leone, “Direct Observation of Ba+��Velocity Distributions in a Drift Tube using Single-Frequency Laser-Induced Fluorescense,”��J. Chem. Phys.��87, 5578-5579 (1987).
J. Filley, C. H. DePuy and V. M. Bierbaum, “Gas Phase Negative Ion Chemistry of Methyl Isocyanide,”��J. Am. Chem. Soc.��109, 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^–,”J. Am. Chem. Soc.��109, 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 of��¹⁸O^–,”��J. Am. Chem. Soc.��109,��4412-4414 (1987).
C. H. DePuy and V. M. Bierbaum, “Proton Transfer Reactions of Anions,” in “Structure/Reactivity and Thermochemistry of Ions,” 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 Phase” in “Structure/Reactivity and Thermochemistry of Ions,” 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 Reactions” in “Structure/Reactivity and Thermochemistry of Ions,” 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+��with Deuterated Methanes,”��J. Chem. Phys.��85, 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,”��Can. J. Chem.��64, 1046-1050 (1986).
J. M. Van Doren, S. E. Barlow, C. H. DePuy, V. M. Bierbaum, I. Dotan and E. E. Ferguson,” Chemistry and Structure of the CH₃O₂⁺��Product of the O₂⁺��+ CH₄��Reaction,”��J. Phys. Chem.��90, 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⁺��with O₂��at 300 K,”��J. Chem. Phys.��84, 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,”��J. Am. Chem. Soc.��107, 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⁺��with O₂,”��Planet. Space Sci.��33, 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^–��+ HBr, DBr → HF, DF + Br^–,”��J. Chem. Phys.��83, 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⁺��+ CO → CO+(v=0-6) + Ar,”��J. Chem. Phys.��83, 2284-2292 (1985).
C. E. Hamilton, V. M. Bierbaum and S. R. Leone, “Product Vibrational State Distributions of Thermal Energy Charge Transfer Reactions: N⁺��+ CO → CO+(v=0-2) + N,”��J. Chem. Phys.��83, 601-610 (1985).
C. H. DePuy, V. M. Bierbaum, R. Damrauer, and J. A. Soderquist, “Gas Phase Reactions of the Acetyl Anion,”��J. Am. Chem. Soc.��107, 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,”��J. Am.��Chem. Soc.��107, 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,”��J. Am. Chem.��Soc.��107, 1093-1098 (1985).
D. R. Anderson, C. H. DePuy, J. Filley and V. M. Bierbaum, “Gas Phase Chemistry of Trimethyl Phosphite,”��J. Am. Chem. Soc.��106, 6513-6517 (1984).
C. H. DePuy, V. M. Bierbaum, and R. Damrauer, “Relative Gas Phase Acidities of the Alkanes,”��J. 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,” In��Gas 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 Anions”,��J. Phys. Chem.��88, 1389-1393 (1984).
C. E. Hamilton, V. M. Bierbaum, and S. R. Leone, “Vibrational Energy Disposal in Polyatomic Ion-Molecule Reactions: SF₆^–��+ H,D → SF₅^–��+ HF(v), DF(v),”��J. Chem. Phys.��80, 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,”Organometallics��3, 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,”��J. Chem. Phys.��80, 575-577 (1984).
J. M. Oakes, M. E. Jones, V. M. Bierbaum and G. B. Ellison, “Photoelectron Spectroscopy of CCO^–��and HCCO^–,”��J. Phys. Chem.��87,��4810-4815 (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⁺��in Helium,”��J. Chem. Phys.��79, 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,”��Int. J. Mass Spectrom. Ion Phys.��52, 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,”��J. Am. Chem. Soc.��105, 5185-5192 (1983).
D. R. Anderson, V. M. Bierbaum and C. H. DePuy, “Gas Phase Chemistry of H₂P^–��,”��J. Am. Chem. Soc.��105, 4244-4248 (1983).
J. J. Grabowski, C. H. DePuy and V. M. Bierbaum, “Gas Phase Hydrogen-Deuterium Exchange Reactions of HO^– and DO^–��with Weakly Acidic Neutrals,”��J. Am. Chem. Soc.��105, 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^–,”��J. Am. Chem. Soc.��105, 2481-2482 (1983).
M. A. Smith, V. M. Bierbaum and S. R. Leone, “Infrared Chemiluminescence from Vibrationally Excited NO⁺: Product Branching in the N⁺��+ O₂��Ion-Molecule Reaction,”��Chem. Phys. Lett.��94, 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^–��+ HF → OH(v=0,1) + F^–,”��Chem. Phys. Lett.��94, 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,”��J. Am. Chem. Soc.��104, 6483-6488 (1982).
C. H. DePuy, J. J. Grabowski and V. M. Bierbaum, “Chemical Reactions of Anions in the Gas Phase,”��Science��218, 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,”��Organometallics��1,��1553-1554 (1982).
C. H. DePuy and V. M. Bierbaum, “Gas-Phase Sulfur Anions: Synthesis and Reactions of H₂NS^–��and Related Ions”,Tetrahedron Lett.��22, 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,”��J. Am. Chem. Soc.��103, 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 Radical”,��J. Am. Chem. Soc.��103, 6262-6263 (1981).
C. H. DePuy and V. M. Bierbaum, “Gas Phase Elimination Reactions of Ethers Induced by Amide and Hydroxide Ions,”��J. Am. Chem. Soc.��103, 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 D₂O”,��J. Am. Chem. Soc.��103,��4256-4258 (1981).
C. H. DePuy and V. M. Bierbaum, “Gas Phase Reactions of Organic Anions as Studied by the Flowing Afterglow Technique,”��Accts. Chem. Res.��14, 146-153 (1981).
V. M. Bierbaum, R. J. Schmitt and C. H. DePuy, “Reactions of Carbanions with Triplet and Singlet Molecular Oxygen,”��Env. Health Persp.��36, 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,”��J. Am. Chem. Soc.��102, 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^–��+ HBr, HI → HCl(v) + Br^–, I^–,”��J. Chem. Phys.��72, 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^–��+ H → HCl(v) + e,”��Phys. Rev. Lett.��44, 1050-1053 (1980).
R. J. Schmitt, V. M. Bierbaum and C. H. DePuy, “Gas-Phase Reactions of Carbanions with Triplet and Singlet Molecular Oxygen,”��J. Am. Chem. Soc.��101, 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,”��J. Am. Chem. Soc.��101, 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,”��J. Am. Chem. Soc.��100, 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^–��and HO₂^–,”��J. Am. Chem.��Soc.��100, 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,”��J. Am. Chem. Soc.��99, 7650-7653 (1977).
V. M. Bierbaum, G. B. Ellison, J. H. Futrell and S. R. Leone, “Vibrational Chemiluminescence from ion-molecule reactions: O^–��+ CO → CO₂��+ e^–,”��J. Chem. Phys.��67, 2375-2376 (1977).
V. M. Bierbaum, C. H. DePuy and R. H. Shapiro, “Gas Phase Reactions of Anions with Nitrous Oxide and Carbon Dioxide,”��J. Am. Chem. Soc.��99, 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,”��J. Am. Chem. Soc.��98, 4229-4235 (1976).
V. M. Bierbaum, M. F. Golde and F. Kaufman, “Flowing Afterglow Studies of Hydronium Ion Clustering Including Diffusion Effects,”��J. Chem. Phys.��65, 2715-2724 (1976).
V. M. Bierbaum and F. Kaufman, “Kinetics of the Reactions of N₂H⁺, N₃⁺��and N₄⁺��with H₂O in the Gas Phase,”��J. Chem. Phys.��61, 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⁺��and H₂O,”��J. Chem.��Phys.��57, 3491-3497 (1972).

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