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B. W. Alligood, D. B. Straus, and L. J. Butler, Analyzing velocity map images to distinguish the primary methyl photofragments from those produced upon C-Cl bond photofission in chloroacetone at 193 nm, J. Chem. Phys. 135 034302 (2011). [PDF] [AIP website]

B. W. Alligood, C. C. Womack, D. B. Straus, F. R. Blase, and L. J. Butler, The dissociation of vibrationally excited CH3OSO radicals and their photolytic precursor, methoxysulfinyl chloride, J. Chem. Phys.134, 194304 (2011). [PDF] [AIP website]

B. J. Ratliff, B. W. Alligood, L. J. Butler, S. H. Lee, and J. J. Lin, Product Branching from the CH2CH2OH Radical Intermediate of the OH + Ethene Reaction, J. Phys. Chem. A, in press (2011). [PDF]

B. W. Alligood, C. C. Womack, M. D. Brynteson, and L. J. Butler, Dissociative photoionization of CH3C(O)CH2 to C2H5+, Int. J. Mass. Spectrom. 304, 45 (2011). [PDF] [IJMS website]

B. W. Alligood, B. L. FitzPatrick, D. E. Szpunar, and L. J. Butler, Chloroacetone Photodissociation at 193 nm and the Subsequent Dynamics of the CH3C(O)CH2 Radical, an Intermediate Formed in the OH + Allene Reaction en route to CH3 + Ketene, J. Chem. Phys. 134, 054301 (2011). [PDF] [AIP website]

C. C. Womack, W. H. Fang, D. B. Straus, and L. J. Butler, Assessing an Impulsive Model for Rotational Energy Partitioning to Acetyl Radicals from the Photodissociation of Acetyl Chloride at 235 nm, J. Phys. Chem. A, 114, 13005 (2010). [PDF] [ACS website]

B. L. FitzPatrick, B. W. Alligood, L. J. Butler, S. -H. Lee, and J. J. Lin, Primary photodissociation pathways of epichlorohydrin and analysis of the C-C bond fission channels from an O(3P)+allyl radical intermediate, J. Chem. Phys. 133 094306(2010). [PDF] [AIP website]

B. J. Ratliff, C. C. Womack, X. N. Tang, W. M. Landau, L. J. Butler, and D. E. Szpunar, Modeling the Rovibrationally Excited C2H4OH Radicals from the Photodissociation of 2-Bromoethanol at 193 nm, J. Phys. Chem. A 114, 4934-4945 (2010). [PDF]

Britni J. Ratliff, Xiaonan Tang, Laurie J. Butler, David E. Szpunar and Kai-Chung Lau, Determining the CH3SO2 → CH3 + SO2 Barrier from Methylsulfonyl Chloride Photodissociation at 193 nm Using Velocity Map Imaging, J. Chem. Phys. 131 044304(2009). [PDF] [AIP website]

Bridget W. Alligood, Benjamin L. FitzPatrick, Emily Jane Glassman, Laurie J. Butler and Kai-Chung Lau, Dissociation Dynamics of the Methylsulfonyl Radical and its Photolytic Precursor CH3SO2Cl, J. Chem. Phys. 131, 044305 (2009). [PDF] [AIP website]

X. N. Tang, B. J. Ratliff, B. L. FitzPatrick, and L. J. Butler, Determination of the Barrier Height for Acetyl Radical Dissociation from Acetyl Chloride Photodissociation at 235 nm Using Velocity Map Imaging, J. Phys. Chem. B 112, 16050 (2008). [PDF]

B. L. FitzPatrick, M. Maienschein-Cline, L. J. Butler, S. -H. Lee, and J. J. Lin, Investigation of the O + allyl addition/elimination reaction pathways from the OCH2CHCH2 radical intermediate, J. Chem. Phys. 129, 084301 (2008). [PDF] [AIP website]

A. S. Raman, M. J. Bell, K. -C. Lau, and L. J. Butler, Photofragment imaging study of the CH2CCH2OH radical intermediate of the OH + allene reaction, J. Chem. Phys. 127, 154316 (2007). [PDF]

B. L. FitzPatrick, M. Maienschein-Cline, L. J. Butler, S. -H. Lee, and J. J. Lin, Determining the Partial Photoionization Cross-Sections of Ethyl Radicals, J. Phys. Chem. A 111 12417-12422 (2007). [PDF]

M. J. Krisch, M. J. Bell, B. L. FitzPatrick, L. R. McCunn, K. -C. Lau, Y. Liu, and L. J. Butler, Photodissociation pathways of 1,1-dichloroacetone , J. Phys. Chem. A 111 5968-5980 (2007). [PDF]

D. I. G. Bennett, L. J. Butler, and H. -J. Werner, Comparing Electronic Structure Predictions for the Ground State Dissociation of Vinoxy Radicals, J. Chem. Phys. 127, 094309 (2007).[PDF]

M. J. Bell, K.-C. Lau, M. J. Krisch, D. I. G. Bennett, L. J. Butler and F. Weinhold Characterization of the Methoxy Carbonyl Radical Formed via Photolysis of Methyl Chloroformate at 193.3 nm, J. Phys. Chem. A 111, 1762-1770 (2007). [PDF]

Kai-Chung Lau, Yi Liu and Laurie J. Butler, and J. J. Lin Photodissociation of 1-bromo-2-butene, 4-bromo-1-butene and cyclopropylmethyl bromide at 234 nm studied using velocity map imaging, J. Chem. Phys. 125, 144312 (2006). [PDF]

L. R. McCunn, B. L. FitzPatrick, M. J. Krisch, L. J. Butler, C. -W. Liang, and J. J. Lin Unimolecular dissociation of the propargyl radical intermediate of the CH + C2H2 reaction , J. Chem. Phys. 125, 133306 (2006). [PDF]

Y. Liu, K. -C. Lau, and L. J. Butler, Photodissociation of Cyclobutyl Bromide at 234 nm Studied Using Velocity Map Imaging , J. Phys. Chem. A 110, 5379-5385 (2006).[PDF]

L. R. McCunn, K. -C. Lau, M. J. Krisch, L. J. Butler, J. -W. Tsung, and J. J. Lin, Unimolecular Dissociation of the CH3OCO Radical: An Intermediate in the CH3O + CO reaction , J. Phys. Chem. A, 110, 1625-1634 (2006),[PDF]

L. R. McCunn, D. I. G. Bennett, L. J. Butler, H. Fan, F. Aguirre, and S. T. Pratt, The Photodissociation of Propargyl Chloride at 193 nm , J. Phys. Chem. A, 110, 843-850 (2006),[PDF]

K. -C. Lau, Y. Liu, and L. J. Butler, Probing the barrier for CH2CHCO → CH2CH + CO by the velocity map imaging method , J. Chem. Phys. 123, 054322-(1-9) (2005).[PDF]

L. R. McCunn, M. J. Krisch, Y. Liu, L. J. Butler, and J. Shu, A Study of the Unimolecular Dissociation of the 2-Buten-2-yl Radical via the 193 nm Photodissociation of 2-Chloro-2-butene , J. Phys. Chem. A 109, 6430-6439 (2005).[PDF]

J. L. Miller, M. J. Krisch, L. J. Butler, and J. Shu, Dissociation Channels of the 1-Buten-2-yl Radical and its Photolytic Precursor 2-Bromo-1-butene , J. Phys. Chem. A 109, 4038-4048 (2005).[PDF]

M. J. Krisch, M. C. Reid, L. R. McCunn, L. J. Butler, and J. Shu, Photofragment Translational Spectroscopy of Nitric Acid at 248 nm with VUV Photoionization Detection of Products , Chem. Phys. Lett. 397, 21-25 (2004). [PDF]

Y. Liu and L. J. Butler, C-Cl bond fission dynamics and angular momentum recoupling in the 235 nm photodissociation of allyl chloride , J. Chem. Phys. 121, 11016-11022 (2004).[PDF]

L. R. McCunn, M. J. Krisch, K. Takematsu, L. J. Butler, and J. Shu, Competing pathways in the 248 nm photodissociation of propionyl chloride and the barrier to dissociation of the propionyl radical , J. Phys. Chem A, 108, 7889-7894 (2004).[PDF]

J. L. Miller, L. R. McCunn, M. J. Krisch, L. J. Butler, and J. Shu, Dissociation of the Ground State Vinoxy Radical and its Photolytic Precursor Chloroacetaldehyde: Electronic Nonadiabaticity and the Suppression of the H + Ketene Channel , J. Chem. Phys., 121, 1830-1838 (2004)[PDF]

J. L. Miller, Theoretical study of the straight-chain C4H7 radicals and their dissociation and isomerization transition states, J. Phys. Chem. A 108, 2268-77 (2004).[PDF] [SupportingDoc1] [SupportingDoc2](completed by Miller during her Ph.D. work in my group.)

M. J. Krisch, L. R. McCunn, K. Takematsu, L. J. Butler, F. R. Blase, and J. Shu, The photodissociation of CH3OCl to CH3O + Cl at 248 nm , J. Phys. Chem. A 106, 1650-6 (2004).[PDF]

D. E. Szpunar, J. L. Miller, L. J. Butler and F. Qi, The 193 nm photodissociation of acryloyl chloride to probe the unimolecular dissociation of CH2CHCO radicals and CH2CCO, J. Chem. Phys. 120, 4223-30 (2004). [PDF]

D. E. Szpunar, Y. Liu, M. J. McCullagh, and L. J. Butler, Photodissociation of allyl-d2 iodide excited at 193 nm: Stability of highly rotationally excited H2CDCH2 radicals to C-D bond fission, J. Chem. Phys. 119, 5078-5084 (2003). [PDF]

M. J. Krisch, J. L. Miller, L. J. Butler, H. Su, R. Bersohn, and J. Shu, Photodissociation Dynamics of Ethyl Ethynyl Ether: A new ketenyl radical precursor, J. Chem. Phys. 119, 176-186 (2003).[PDF]

J. L. Miller, M. L. Morton, L. J. Butler, F. Qi, M. J. Krisch, and J. Shu, Comment on 'Dissociation Channels of the 1-Propenyl Radical and its Photolytic Precursor cis-1-Bromopropene', J. Phys. Chem. A 106, 10965-10967 (2002).[PDF]

M. L. Morton, J. L. Miller, L. J. Butler, and F. Qi, Dissociation Channels of the 1-Propenyl Radical and its Photolytic Precursor cis-1-Bromopropene, J. Phys. Chem. A 106, 10831-10842 (2002).[PDF]

B. F. Parsons, D. E. Szpunar, and L. J. Butler, H-Atom High-n Rydberg Time-of-Flight Spectroscopy of C-H Bond Fission in Acrolein Dissociated at 193 nm , J. Chem. Phys. 117, 7889-7895 (2002).[PDF]

D. E. Szpunar, M. L. Morton, L. J. Butler, and P. M. Regan, Primary and Secondary Dissociation of Allyl Iodide Excited at 193 nm: Centrifugal Effects in the Unimolecular Dissociation of the Allyl Radical, J. Phys. Chem. B 106, 8086-8095 (2002).[PDF]

B. F. Parsons, L. J. Butler, and B. Ruscic, Theoretical Investigation of the Transition States Leading to HCl Elimination in 2-Chloropropene,  Molecular Physics 100, 865-74 (2002). [PDF]

M. L. Morton, L. J. Butler, T. A. Stephenson, and F. Qi , C-Cl Bond Fission, HCl Elimination, and Secondary Radical Decomposition in the 193 nm Photodissociation of Allyl Chloride, J. Chem. Phys. 116, 2763-2766 (2002). [PDF]

M. L. Morton, D. E. Szpunar, and L. J. Butler, Photodissociating Methyl Vinyl Ether to Calibrate O+ Ethylene Product Branching and to Test Propensity Rules for Product Channel Electronic Accessibility, J. Chem. Phys. 115, 204-16 (2001).& nbsp;[PDF]

J. A. Mueller, B. F. Parsons, L. J. Butler, F. Qi, O. Sorkhabi, and A. G. Suits, Competing Isomeric Product Channels in the 193 nm Photodissociation of 2-Chloropropene and in the Unimolecular Dissociation of the 2-Propenyl Radical, J. Chem. Phys. 114, 4505-21 (2001). [PDF]

B. F. Parsons, D. E. Szpunar, and L. J. Butler, Emission Spectroscopy of Dissociative Allyl Iodide and Allyl Alcohol Excited at 199.7 nm, J. Phys. Chem. A 104, 10669-74 (2000). [PDF]

J. A. Mueller, J. L. Miller, L. J. Butler,! F. Qi, O. Sorkhabi, and A. G. Suits, Internal Energy Dependence of the H + Allene / H + Propyne Product Branching from the Unimolecular Dissociation of 2-Propenyl Radicals, J. Phys. Chem. A 104, 11261-4 (2000). [PDF]

N. R. Forde, L. J. Butler, B. Ruscic, O. Sorkhabi , F.Qi, A. G. Suits, Characterization of Nitrogen-Containing Radical Products from the Photodissociation of Trimethylamine Using Photoionization Detection, J. Chem. Phys. 113, 3088-97 (2000). [PDF]

J. A. Mueller, M. L. Morton, S. L. Curry, J. P. D. Abbatt, and L. J. Butler, Intersystem Crossing and Nonadiabatic Product Channels in the Photodissociation of N2O4 at 193 nm, J. Phys. Chem. A 104, 4825-32 (2000). [PDF]

B. Parsons, L. J. Butler, D. Xie, and H. Guo, A Combined Experimental and Theoretical Study of Resonance Emission Spectra of SO2(C1 B2), Chem. Phys. Lett. 320, 499-506 (2000). [PDF]

B. F. Parsons, S. L. Curry, J. A. Mueller, P. C. Ray, and L. J. Butler, Emission Spectroscopy of Photodissociating N2O4 Excited Near 200 nm to the πnb,Oπ* NO 2 /nO σ*N-N avoided crossing, J. Chem. Phys.111, 8486-95 (1999). [PDF]

A. Sanov, T. Sanford, L. J. Butler, J. Vala, R. Kosloff, and W. C. Lineberger, Photodissociation Dynamics of Gas Phase BrICl- and IBr2- anions, J. Phys. Chem. A 103, 10244-54 (1999). [PDF]

S. J. Wrenn, L. J. Butler, G. A. Rowland, C. J. H. Knox and L. F. Phillips, The Necessity of Multiphoton Processes in the 193 nm Photochemistry of Sulfuric Acid Aerosols, J. Photochem. Photobiology A 129, 101- 4 (1999). [PDF]

N. R. Forde, M. L. Morton, S. L. Curry, S. J. Wrenn, and L. J. Butler, Photodissociating Trimethylamine at 193 nm to Probe Dynamics at a Conical Intersection and to Calibrate Detection Efficiency of Radical Products, J. Chem. Phys. 111, 4558-68 (1999). [PDF]

N. R. Forde, L. J. Butler, and S. A. Abrash, Electronic Accessibility of Dissociation Channels in an Amide: N,N-Dimethylformamide Photodissociation at 193 nm, J. Chem. Phys. 110, 8954-68 (1999). [PDF]

M. F. Arendt, L. J. Butler, Emission Spectroscopy of Jet-Cooled CS2 Upon Excitation of the Transition in the 48500-51000 cm-1 Region,J. Chem. Phys. 109, 7835-43 (1998). [PDF]

P. C. Ray, M. F. Arendt, and L. J. Butler, Resonance emission spectroscopy of predissociating SO2 C(11B2): Coupling With a Repulsive 1A1 State Near 200 nm, J. Chem. Phys. 109, 5221-30 (1998). [PDF]

L. J. Butler, Chemical Reaction Dynamics Beyond the Born-Oppenheimer Approximation , Annu. Rev. Phys. Chem. 49, 125-171 (1998). [PDF]

N. R. Forde, T. L. Myers, and L. J. Butler, Chemical Reaction Dynamics When the Born- Oppenheimer Approximation Fails: Understanding What Changes in the Electronic Wavefunction May be Restricted, Faraday Discuss. 108, 221-242 (1997). [PDF]

T. L. Myers, N. R. Forde, B. Hu, D. C. Kitchen, L. J. Butler, The Influence of Local Electronic Character and Nonadiabaticity in the Photodissociation of Nitric Acid at 193 nm, J. Chem. Phys. 107, 5361-73 (1997). [PDF]

D. C. Kitchen, N. R. Forde, and L. J. Butler, Photodissociation of Acrylic Acid at 193 nm, J. Phys. Chem. A 101, 6603-10 (1997). [PDF]

P. W. Browning, D. C. Kitchen, M. F. Arendt, L. J. Butler, Investigating the C-Cl Antibonding Character in the ππ* Excited State of Vinyl, Allyl, and Propargyl Chloride: Emission Spectra and Ab Initio Calculations, J. Phys. Chem. 100, 7765- 71 (1996). [PDF]

T. L. Myers, D. C. Kitchen, B. Hu B, L. J. Butler, Investigating Conformation Dependence and Nonadiabatic Effects in the Photodissociation of Allyl Chloride at 193 nm, J. Chem. Phys. 104, 5446-56 (1996). [PDF]

L. J. Butler and D. M. Neumark, Photodissociation Dynamics, Centennial Issue of J. Phys. Chem. 100, 12801-16 (1996). [PDF]

D. C. Kitchen, T. L. Myers, and L. J. Butler, Determination of Absolute Product Branching Ratios in Mass Spectrometric Experiments: Detecting Acetyl Radicals at CH2CO+ , J. Phys. Chem. 100, 5200-4 (1996). [PDF]

M. Arendt, P. W. Browning, and L. J. Butler, Emission Spectroscopy of the Predissociative Excited State Dynamics of Acrolein, Acrylic acid, and Acryloyl Chloride at 199 nm,  J. Chem. Phys. 103, 5877-85 (1995). [PDF]

J. E. Stevens, D. C. Kitchen, G. C. G. Waschewsky, and L. J. Butler, Nonadiabaticity and Intramolecular Electronic Energy Transfer in the Photodissociation of 1-Bromo-3-Iodopropane at 222 nm, J. Chem. Phys. 102, 3179-87 (1995). [PDF]

J. E. Stevens, H. W. Jang, L. J. Butler, and J. C. Light, An Adiabatic Model for the Photodissociation of CH 3SH in the First Ultraviolet Absorption Band, J. Chem. Phys. 102, 7059-69 (1995). [PDF]

G. C. G. Waschewsky, D. C. Kitchen, P. W. Browning, and L. J. Butler, Competing Bond Fission and Molecular Elimination Channels in the Photodissociation of Methylamine at 222 nm J. Phys. Chem. 99, 2635 (1995).

P. W. Browning, E. Jensen, G. C. G. Waschewsky, M. R. Tate, L. J. Butler, and J. P. Hessler,Probing Dynamics in the Franck-Condon and Exit Channel Regions of Dissociating H2S: Emission Spectra Upon Tunable Excitation from 199 through 203 nm, J. Chem. Phys. 101, 5652 (1994). [PDF]

Gabriela C. G. Waschewsky, Phillip W. Kash, Tanya L. Myers, David C. Kitchen, and Laurie J. Butler, What Woodward and Hoffmann Didn't Tell Us: The Failure of the Born- Oppenheimer Approximation in Competing Reaction Pathways J. Chem. Soc. Faraday Trans. 90, 1581 (1994).

* For older publications, please contact Professor Laurie Butler. This page was last updated on 5/2011.