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Jankiewicz, B. J.;Vinueza, N. R.;Reece, J. N.;Lee, Y. C.;Williams, P.;Nash, J. J.;Kenttamaa, H. I. Effects of a Hydroxyl Substituent on the Reactivity of the 2,4,6-Tridehydropyridinium Cation, an Aromatic s,s,s-Triradical Chemistry-a European Journal 2012 18 3 969-974
Amundson, L. M.;Gallardo, V. A.;Vinueza, N. R.;Owen, B. C.;Reece, J. N.;Habicht, S. C.;Fu, M. K.;Shea, R. C.;Mossman, A. B.;Kenttamaa, H. I. Identification and Counting of Oxygen Functionalities and Alkyl Groups of Aromatic Analytes in Mixtures by Positive-Mode Atmospheric Pressure Chemical Ionization Tandem Mass Spectrometry Coupled with High-Performance Liquid Chromatography Energy & Fuels 2012 26 - 2975-2989
Eismin, R. J.;Fu, M. K.;Yem, S.;Widjaja, F.;Kenttamaa, H. I. Identification of Epoxide Functionalities in Protonated Monofunctional Analytes by Using Ion/Molecule Reactions and Collision-Activated Dissociation in Different Ion Trap Tandem Mass Spectrometers Journal of the American Society for Mass 2012 23 - 12-22
Fu, M. K.;Duan, P. G.;Gao, J. S.;Kenttamaa, H. I. Ion-molecule reactions for the differentiation of primary, secondary and tertiary hydroxyl functionalities in protonated analytes in a tandem mass spectrometer Analyst 2012 137 - 5720-5722
Gqamana, P. P.;Duan, P. G.;Fu, M. K.;Gallardo, V.;Kenttamaa, H. I. A novel chemical ionization reagent ion for organic analytes: the aquachloromanganese(II) cation [ClMn(H2O)(+)] Rapid Communications in Mass Spectrometr 2012 26 - 940-942
Haupert, L. J.;Owen, B. C.;Marcum, C. L.;Jarrell, T. M.;Pulliam, C. J.;Amundson, L. M.;Narra, P.;Aqueel, M. S.;Parsell, T. H.;Abu-Omar, M. M.;Kenttamaa, H. I. Characterization of model compounds of processed lignin and the lignome by using atmospheric pressure ionization tandem mass spectrometry Fuel 2012 95 - 634-641
Jankiewicz, B. J.;Gao, J. S.;Reece, J. N.;Vinueza, N. R.;Narra, P.;Nash, J. J.;Kenttamaa, H. I. Substituent Effects on the Nonradical Reactivity of 4-Dehydropyridinium Cation Journal of Physical Chemistry A 2012 116 - 3089-3093
Owen, B. C.;Haupert, L. J.;Jarrell, T. M.;Marcum, C. L.;Parsell, T. H.;Abu-Omar, M. M.;Bozell, J. J.;Black, S. K.;Kenttamaa, H. I. High-Performance Liquid Chromatography/High-Resolution Multiple Stage Tandem Mass Spectrometry Using Negative-Ion-Mode Hydroxide-Doped Electrospray Ionization for the Characterization of Lignin Degradation Products Analytical Chemistry 2012 84 - 6000-6007
Vinueza, N. R.;Archibold, E. F.;Jankiewicz, B. J.;Gallardo, V. A.;Habicht, S. C.;Aqueel, M. S.;Nash, J. J.;Kenttamaa, H. I. Reactivity of the 4,5-Didehydroisoquinolinium Cation Chemistry-a European Journal 2012 18 - 8692-8698
Jin, Z. C.;Daiya, S.;Kenttamaa, H. I. Characterization of nonpolar lipids and selected steroids by using laser-induced acoustic desorption/chemical ionization, atmospheric pressure chemical ionization, and electrospray ionization mass spectrometry International Journal of Mass Spectrometry 2011 301 1-3 234-239
Owen, B. C.;Gao, J. S.;Borton, D. J.;Amundson, L. M.;Archibold, E. F.;Tan, X. L.;Azyat, K.;Tykwinski, R.;Gray, M.;Kenttamaa, H. I. Carbon disulfide reagent allows the characterization of nonpolar analytes by atmospheric pressure chemical ionization mass spectrometry Rapid Communications in Mass Spectrometry 2011 25 14 1924-1928
Amundson, L. M.;Eismin, R. J.;Reece, J. N.;Fu, M. K.;Habicht, S. C.;Mossman, A. B.;Shea, R. C.;Kenttamaa, H. I. Identification and Counting of Oxygen Functionalities in Aromatic Analytes Related to Lignin by Using Negative-Mode Electrospray Ionization and Multiple Collision-Activated Dissociation Steps Energy & Fuels 2011 25 7 3212-3222
Amundson, L. M.;Owen, B. C.;Gallardo, V. A.;Habicht, S. C.;Fu, M. K.;Shea, R. C.;Mossman, A. B.;Kenttamaa, H. I. Differentiation of Regioisomeric Aromatic Ketocarboxylic Acids by Positive Mode Atmospheric Pressure Chemical Ionization Collision-Activated Dissociation Tandem Mass Spectrometry in a Linear Quadrupole Ion Trap Mass Spectrometer Journal of the American Society for Mass Spectrome 2011 22 4 670-682
Somuramasami, J.;Duan, P. G.;Amundson, L. M.;Archibold, E.;Winger, B. E.;Kenttamaa, H. I. Differentiation of Protonated Aromatic Regioisomers Related to Lignin by Reactions with Trimethylborate in a Fourier Transform Ion Cyclotron Resonance Mass Spectrometer Journal of the American Society for Mass Spectrome 2011 22 6 1040-1051
Fu, M. K.;Li, S.;Archibold, E.;Yurkovich, M. J.;Nash, J. J.;Kenttamaa, H. T. Reactions of an Aromatic sigma,sigma-Biradical with Amino Acids and Dipeptides in the Gas Phase Journal of the American Society for Mass Spectrome 2010 21 10 1737-1752
Habicht, S. C.;Amundson, L. M.;Duan, P. G.;Vinueza, N. R.;Kenttamaa, H. I. Laser-Induced Acoustic Desorption Coupled with a Linear Quadrupole Ion Trap Mass Spectrometer Analytical Chemistry 2010 82 2 608-614
Habicht, S. C.;Vinueza, N. R.;Duan, P. G.;Fu, M. K.;Kenttamaa, H. I. Data-Dependent Neutral Gain MS(3): Toward Automated Identification of the N-Oxide Functional Group in Drug Metabolites Journal of the American Society for Mass Spectrome 2010 21 4 559-563
Somuramasami, I.;Winger, B. E.;Gillespie, T. A.;Kenttamaa, H. I. Identification and Counting of Carbonyl and Hydroxyl Functionalities in Protonated Bifunctional Analytes by Using Solution Derivatization Prior to Mass Spectrometric Analysis Via Ion-Molecule Reactions Journal of the American Society for Mass Spectrome 2010 21 5 773-784
Fu M. K.;Eismin, R. J.;Duan, P. G.;Li, S.;Kenttamaa, H. I. Ion-molecule reactions facilitate the identification and differentiation of primary, secondary and tertiary amino functionalities in protonated monofunctional analytes in mass spectrometry International Journal of Mass Spectromet 2009 282 - 77-84
Duan P.;Fu, M.;Gillespie, T. A.;Winger, B. E.;Kenttamaa, H. I. Identification of Aliphatic and Aromatic Tertiary N-Oxide Functionalities in Protonated Analytes via Ion/Molecule and Dissociation Reactions in an FT-ICR Mass Spectrometer Journal of Organic Chemistry 2009 74 - 1114-1123