<!DOCTYPE HTML PUBLIC "-//WC3//DTD HTML 4.0 Transitional//EN"> <HTML> <HEAD> <TITLE>Publications</TITLE> <style> #titl{color:black; font-size:16} <!-- article author style --> #a {padding-left: 0em; color:purple; font-size:16; } <!-- Adds padding around text --> </style> </HEAD> <BODY> <p align=center><img width=194 height=34 src="pub-title.jpg"></p> <!--The following are publications --> <!-- <span id="titl">[xxx] &nbsp &nbsp &nbsp Sample</span> <br> <div id="a"><span id="inf">Titledd!</span></div> <p> --> <span id="titl">[253] &nbsp &nbsp &nbsp J.L. Holmes, K.J. Jobst, J. K. Terlouw, J. Label. Compd. Radiopharm., (in press). </span> <br> <div id="a">Isotopic Labelling in mass spectrometry as a tool for studying mechanisms of ion dissociations.</div> <br> <span id="titl">[252] &nbsp &nbsp &nbsp K.J. Jobst, T.R. Khan, J. K. Terlouw, Int. J. Mass Spectrom, <strong>264</strong>, 146-156</span> <br> <div id="a">Loss of DNC from ionized 4-hydroxypyridine-OD: an intriguing reaction unravelled by theory and experiment.</div> <br> <span id="titl">[251] &nbsp &nbsp &nbsp K. Levsen, H-M Schiebel, J. K. Terlouw, K.J. Jobst, M. Elend, A. Preiss, H. Thiele and A. Ingendoh, J. Mass Spectrom, <strong>42</strong>, 1024-1044</span> <br> <div id="a"><span id="inf">Even electron ions : a systematic study of the neutral species lost in the dissociation of quasi-molecular ions</span></div> <br> <span id="titl">[250] &nbsp &nbsp &nbsp H.K. Ervasti, K.J. Jobst, P.C. Burgers, P.J.A. Ruttink and J. K. Terlouw, Int. J. Mass Spectrom. 2007, <strong>262</strong>, 88-100. </span> <br> <div id="a"><span id="inf">The acrylonitrile dimer ion : a study of its dissociation via self-catalysis, self-protonation and cyclization into the pyrimidine radical cation.</span></div> <br> <span id="titl">[249] &nbsp &nbsp &nbsp K.J. Jobst, P.C. Burgers, P.J.A. Ruttink and J.K. Terlouw, Int. J. Mass Spectrom., 2006, <strong>245</strong>, 127-135.</span> <br> <div id="a"><span id="inf">The loss of NH<sub>2</sub>O<sup>" </sup> from the N-hydroxyacetamide radical cation : an ion-catalysed rearrangement.</span></div> <br> <span id="titl">[248] &nbsp &nbsp &nbsp H.K. Ervasti, R. Lee, P.C. Burgers, P.J.A. Ruttink and J.K. Terlouw, Int. J. Mass Spectrom., 2006, <strong>249-250</strong>, 240-251.</span> <br> <div id="a"><span id="inf">Dissociation of protonated oxalic acid into H<sub>3</sub>O<sup>+</sup> + CO + CO<sub>2</sub>  An experimental and CBS-QB3 computational study.</span></div> <br> <span id="titl">[247] &nbsp &nbsp &nbsp R. Lee, P.J.A. Ruttink, P.C. Burgers and J. K. Terlouw, Int. J. Mass Spectrom., 2006, <strong>255-256</strong>, 244-50.</span> <br> <div id="a"><span id="inf">Formaldehyde-mediated protan-transport catalysis in the ketene-water radical cation.</span></div> <br> <span id="titl">[246] &nbsp &nbsp &nbsp R. Lee, P.J.A. Ruttink, P.C. Burgers and J.K. Terlouw, Can. J. Chem., 2005, <strong>83</strong>, 1847-63</span> <br> <div id="a"><span id="inf">The water elimination from the ethyl acetate radical cation  Answers from theory to a longstanding mechanistic problem.</span></div> <br> <span id="titl">[245] &nbsp &nbsp &nbsp J.L. Holmes and J.K. Terlouw, The Encyclopedia of Mass Spectrometry, Vol. 4, Elsevier, Amsterdam. 2005, 287-297</span> <br> <div id="a"><span id="inf">Encyclopedia article on Structure and mechanism in organic ions.</span></div> <br> <span id="titl">[244] &nbsp &nbsp &nbsp P.C. Burgers and J.K. Terlouw. Encyclopedia of Mass Spectrometry, Vol. 4, Elsevier, Amsterdam. 2005, 173-180</span> <br> <div id="a"><span id="inf">Encyclopedia article on Hydrogen-bridged cations.</span></div> <br> <span id="titl">[243] &nbsp &nbsp &nbsp M.A. Trikoupis and J.K. Terlouw, The Encyclopedia of Mass Spectrometry, Vol. 4, Elsevier, Amsterdam. 2005, 403-410</span> <br> <div id="a"><span id="inf">Article on Hidden Hydrogen Rearrangements. </span></div> <br> <span id="titl">[242] &nbsp &nbsp &nbsp M.A. Trikoupis, P.C. Burgers, P.J.A. Ruttink, and J.K. Terlouw, Eur. Mass Spectrom. 2004, <strong>10(6)</strong>, 801-811</span> <br> <div id="a"><span id="inf">The decarbonylation of the acetamide ion and the enolization of its dimer by self-catalysis. </span></div> <br> <span id="titl">[241] &nbsp &nbsp &nbsp T. Karapanayiotis, G. Dimopoulos-Italiano, R.D. Bowen, and J.K. Terlouw, Int. J. Mass Spectrom., 2004, <strong>236</strong>, 1-9</span> <br> <div id="a"><span id="inf">Reactions of ionised pyridazine, aminopyrazine and aminopyridine and their isomeric -distonic ions</span></div> <br> <span id="titl">[240] &nbsp &nbsp &nbsp C.Y. Wong, P.C. Burgers, P.J.A. Ruttink and J.K. Terlouw, Chem. Phys. Lett., 2004, <strong>390</strong>, 176-180.</span> <br> <div id="a"><span id="inf">The isomerization of [H2O-CO]" + and [HC(=O)OH ]" + into [HO-C-OH]" +: proton-transport catalysis by CO.</span></div> <br> <span id="titl">[239] &nbsp &nbsp &nbsp C.Y. Wong, P.C. Burgers, P.J.A. Ruttink and J.K. Terlouw, Chem. Phys. Lett., 2004, <strong>387</strong>, 204-208. </span> <br> <div id="a"><span id="inf">The ionic isomerization [HCOH]" + ! [CH2=O]" + : proton-transport catalysis by CO and CO<sub>2</sub>.</span></div> <br> <span id="titl">[238] &nbsp &nbsp &nbsp S. Ackloo, A.G. Harrison and J.K. Terlouw, Journal of Mass Spectrometry, 2004, <strong>39</strong>, 647-654.</span> <br> <div id="a"><span id="inf">Site of alkylation of N-methyl- and N-ethylaniline in the gas phase: a tandem mass spectrometric study</span></div> <br> <span id="titl">[237] &nbsp &nbsp &nbsp R. Srikanth, K. Banuprakash, R. Srinivas, C.Y. Wong and J.K. Terlouw, J. Mass Spectrom., 2004, <strong>39</strong>, 303-311. </span> <br> <div id="a"><span id="inf">Protonated silanoic acid HSi(OH)<sub>2</sub><sup>+</sup> and its neutral counterpart : a tandem mass spectrometric and CBS-QB3 computational study.</span></div> <br> <span id="titl">[236] &nbsp &nbsp &nbsp L.N. Heydorn, L.M. Carter, R.D. Bowen and J.K. Terlouw, Eur. J. Mass Spectrom., 2003, <strong>9</strong>, 342-350. </span> <br> <div id="a"><span id="inf">Reactions of the ionised enol tautomer of acetanilide : elimination of HNCO via a novel rearrangement.</span></div> <br> <span id="titl">[235] &nbsp &nbsp &nbsp L.N. Heydorn, P.C. Burgers, P.J.A. Ruttink and J.K. Terlouw, Int. J. Mass Spectrom., 2003, <strong>228</strong>, 759 -777. </span> <br> <div id="a"><span id="inf">The remarkable decarbonylation of CH3O-P=O" + and its distonic isomer CH2O-P-OH" + : an experimental and CBS-QB3 computational study.</span></div> <br> <span id="titl">[234] &nbsp &nbsp &nbsp L.N. Heydorn, P.C. Burgers, P.J.A. Ruttink and J.K. Terlouw, Int. J. Mass Spectrom., 2003, <strong>227</strong>, 453-469. </span> <br> <div id="a"><span id="inf">Tautomerization and dissociation of ethylene phosphonate ions [-OCH<sub>2</sub>CH<sub>2</sub>O<sup>-</sup>] P(H)=O" + : an experimental and CBS-QB3 computational study.</span></div> <br> <span id="titl">[233] &nbsp &nbsp &nbsp L.N. Heydorn, P.C. Burgers, P.J.A. Ruttink and J.K. Terlouw, Chem. Phys. Lett., 2003, <strong>368</strong>, 584-588. </span> <br> <div id="a"><span id="inf">Generation of the elusive methyl dioxophosphorane molecule, CH<sub>3</sub>P(=O)<sub>2</sub> , by delayed dissociation of selected precursors.</span></div> <br> <span id="titl">[232] &nbsp &nbsp &nbsp L.N. Heydorn, C.Y. Wong, R. Srinivas and J.K. Terlouw, Int. J. Mass Spectrom., 2003, <strong>225</strong>, 11-23. </span> <br> <div id="a"><span id="inf">The isobaric ions CH<sub>3</sub>O-P=O" + and CH<sub>3</sub>O-P-NH<sub>2</sub><sup>+</sup> and their neutral counterparts: a tandem mass spectrometry and CBS-QB3 computational study.</span></div> <br> <span id="titl">[231] &nbsp &nbsp &nbsp G. Dimopoulos, R. Srikanth, R. Srinivas and J.K. Terlouw, Int. J. Mass Spectrom., 2002, <strong>221</strong>, 219-227. </span> <br> <div id="a"><span id="inf">Generation and characterization of protonated silicic acid Si(OH)<sub>3</sub><sup>+</sup> and its neutral counterpart by tandem mass spectrometry and computational chemistry.</span></div> <br> <span id="titl">[230] &nbsp &nbsp &nbsp R.D. Bowen, L.N. Heydorn, and J.K. Terlouw, Int. J. Mass Spectrom., 2002, <strong>217</strong>, 109-118. </span> <br> <div id="a"><span id="inf">Reactions of low-energy pentenyl methyl ether radical cations C<sub>2</sub>H<sub>5</sub>CH+CHCH<sub>2</sub>OCH<sub>3</sub>+, CH<sub>2</sub>CHCH(C<sub>2</sub>H<sub>5</sub>)OCH<sub>3</sub>+ and CH<sub>2</sub>C(C<sub>2</sub>H<sub>5</sub>)CH<sub>2</sub>OCH<sub>3</sub>+</span></div> <br> <span id="titl">[229] &nbsp &nbsp &nbsp M.A. Trikoupis, P.C. Burgers, P.J.A. Ruttink, and J.K. Terlouw, Int. J. Mass Spectrom., 2002, <strong>217</strong>, 97-108.</span> <br> <div id="a"><span id="inf">Self-catalysis in the gas-phase: enolization of the acetone radical cation. </span></div> <br> <span id="titl">[228] &nbsp &nbsp &nbsp M.A. Trikoupis, P. Gerbaux, D.J. Lavorato, R. Flammang and J.K. Terlouw, Int. J. Mass Spectrom., 2002, <strong>217</strong>, 1-22.</span> <br> <div id="a"><span id="inf">Hydrogen-shift isomers of ionic and neutral hydroxypyridines: a combined experimental and computational investigation.</span></div> <br> <span id="titl">[227] &nbsp &nbsp &nbsp J.W. Gouw, P.C. Burgers, M.A. Trikoupis, and J.K. Terlouw, Rapid Commun. Mass Spectrom., 2002, <strong>16</strong>, 905-912</span> <br> <div id="a"><span id="inf">Derivatization of small oligosaccharides prior to analysis by matrix-assisted laser desorption/ionization using glycidyltrimethylammonium chloride and Girard's reagent T</span></div> <br> <span id="titl">[226] &nbsp &nbsp &nbsp M.A. Trikoupis, P.C. Burgers, P.J.A. Ruttink, and J.K. Terlouw, Int. J. Mass Spectrom., 2001, <strong>210/211</strong>, 489-501.</span> <br> <div id="a"><span id="inf">The benzonitrile assisted enolization of the acetone and acetamide radical cations: proton-transport catalysis versus an intermolecular H+ transfer mechanism.</span></div> <br> <span id="titl">[225] &nbsp &nbsp &nbsp R.D. Bowen, L.N. Heydorn, and J.K. Terlouw, Int. J. Mass Spectrom., 2002, <strong>217</strong>, 109-118.</span> <br> <div id="a"><span id="inf">Reactions of low-energy pentenyl methyl ether radical cations C<sub>2</sub>H<sub>5</sub>CH=CHCH<sub>2</sub>OCH<sub>3</sub>+, CH<sub>2</sub>CHCH(C<sub>2</sub>H<sub>5</sub>)OCH<sub>3</sub>+ and CH<sub>2</sub>=C(C<sub>2</sub>H<sub>5</sub>)CH<sub>2</sub>OCH<sub>3</sub>+.</span></div> <br> <span id="titl">[224] &nbsp &nbsp &nbsp M.A. Trikoupis, P.C. Burgers, P.J.A. Ruttink, and J.K. Terlouw, Int. J. Mass Spectrom., 2002, <strong>217</strong>, 97-108.</span> <br> <div id="a"><span id="inf">Self-catalysis in the gas-phase: enolization of the acetone radical cation.</span></div> <br> <span id="titl">[223] &nbsp &nbsp &nbsp M.A. Trikoupis, P. Gerbaux, D.J. Lavorato, R. Flammang and J.K. Terlouw, Int. J. Mass Spectrom., 2002, <strong>217</strong>, 1-22.</span> <br> <div id="a"><span id="inf">Hydrogen-shift isomers of ionic and neutral hydroxypyridines: a combined experimental and computational investigation.</span></div> <br> <span id="titl">[222] &nbsp &nbsp &nbsp J.W. Gouw, P.C. Burgers, M.A. Trikoupis, and J.K. Terlouw, Rapid Commun. Mass Spectrom., 2002, <strong>16(10)</strong>, 905-912.</span> <br> <div id="a"><span id="inf">Derivatization of small oligosaccharides prior to analysis by matrix-assisted laser desorption/ionization using glycidyltrimethylammonium chloride and Girard s reagent T.</span></div> <br> <span id="titl">[221] &nbsp &nbsp &nbsp R.D. Bowen, M.A. Trikoupis, and J.K. Terlouw, Eur. Mass Spectrom., 2001, <strong>7(3)</strong>, 225-241.</span> <br> <div id="a"><span id="inf">Dissociation reactions of low-energy pentenyl methyl ether radical cations C<sub>5</sub>H<sub>9</sub>OCH<sub>3</sub>+.</span></div> <br> <span id="titl">[220] &nbsp &nbsp &nbsp R.D. Bowen, S.J. Mandeville, M.A. Trikoupis, and J.K. Terlouw, Int. J. Mass Spectrom., 2001, <strong>210/211(1-3)</strong>, 447-457.</span> <br> <div id="a"><span id="inf">Reactions of ionized methyl pent-4-enyl ether, CH<sub>2</sub>=CH(CH<sub>2</sub>)<sub>3</sub>OCH<sub>3</sub>+.</span></div> <br> <span id="titl">[219] &nbsp &nbsp &nbsp D.J. Lavorato, T.K. Dargel, W. Koch, G.A. McGibbon, H. Schwarz, and J.K. Terlouw, Int. J. Mass Spectrom., 2001, <strong>210/211(1-3)</strong>, 43-57.</span> <br> <div id="a"><span id="inf">Pyrimidine-ylidenes produced using neutralization-reionization mass spectrometry and probed by density functional methods.</span></div> <br> <span id="titl">[218] &nbsp &nbsp &nbsp R.D. Bowen, L.N. Heydorn, and J.K. Terlouw, Int. J. Mass Spectrom., 2001, <strong>209</strong>, 153-169.</span> <br> <div id="a"><span id="inf">The chemistry of some low energy C<sub>5</sub>H<sub>9</sub>O<sup>+</sup> oxonium ions.</span></div> <br> <span id="titl">[217] &nbsp &nbsp &nbsp S. Ackloo, J.K. Terlouw, P.J.A. Ruttink, and P.C. Burgers, Rapid Commun. Mass Spectrom., 2001, <strong>15(14)</strong>, 1152-1159.</span> <br> <div id="a"><span id="inf">Analysis of carrageenans by matrix-assisted laser desorption/ionization and electrospray ionization mass spectrometry. I. k-Carrageenans.</span></div> <br> <span id="titl">[216] &nbsp &nbsp &nbsp P.J.A. Ruttink, P.C. Burgers, M.A. Trikoupis, and J.K. Terlouw, Chem. Phys. Letters, 2001, <strong>342</strong>, 447-451.</span> <br> <div id="a"><span id="inf">The heat of formation of sulfine, CH<sub>2</sub>=S=O, revisited : a CBS-QB3 study.</span></div> <br> <span id="titl">[215] &nbsp &nbsp &nbsp L.N. Heydorn, Y. Ling, G. de Oliveira, J.M.L. Martin, C. Lifshitz, and J.K. Terlouw, Z fr Physikalische Chemie, 2001, <strong>215</strong>, 141-182. </span> <br> <div id="a"><span id="inf">Tautomerization and dissociation of dimethyl phosphonate ions (CH<sub>3</sub>O)<sub>2</sub>P(H)=O+ : Theory and Experiment in Concert.</span></div> <br> <span id="titl">[214] &nbsp &nbsp &nbsp T. Drewello, T. Brown, R. Whitby, M.A. Trikoupis, J.K. Terlouw, and P.R. Birkett, Abstr. Pap.  Am. Chem. Soc., 2001.</span> <br> <div id="a"><span id="inf">Laser-induced aza-heterofullerene formation.</span></div> <br> <span id="titl">[213] &nbsp &nbsp &nbsp P. Gerbaux, M. Barbieux-Flammang, J.K. Terlouw, and R. Flammang, Int. J. Mass Spectrom., 2001, <strong>206</strong>, 91-103. </span> <br> <div id="a"><span id="inf">Definitive characterization of some C<sub>5</sub>H<sub>5</sub>N+and C<sub>6</sub>H<sub>7</sub>N+radical cations by associative ion-molecule reactions. </span></div> <br> <span id="titl">[212] &nbsp &nbsp &nbsp S. Vivekananda, P. Raghunath, K. Bhanuprakash, R. Srinivas, M.A. Trikoupis, and J.K. Terlouw, Chem. Phys. Letters, 2000, <strong>332</strong>, 251-258. </span> <br> <div id="a"><span id="inf">Characterization of iminothiosulfine-type ions [HNCS<sub>2</sub>]<sup>+/</sup>-and their neutral counterparts by mass spectrometry and computational chemistry.</span></div> <br> <span id="titl">[211] &nbsp &nbsp &nbsp R. Srinivas, S. Vivekananda, S.J. Blanksby, D. Schrder, M.A. Trikoupis, J.K. Terlouw, and H. Schwarz, Int. J. Mass Spectrom., 2000, <strong>202</strong>, 315-322. </span> <br> <div id="a"><span id="inf">Generation and characterization of ionic and neutral (CH<sub>3</sub>OBH)<sup>+/</sup> and (CH<sub>3</sub>BOH)<sup>+/ </sup> in the gas phase by tandem mass spectrometry.</span></div> <br> <span id="titl">[210] &nbsp &nbsp &nbsp R.D. Bowen, S.J. Mandeville, M.A. Trikoupis, and J.K. Terlouw, Int. J. Mass Spectrom., 1999, <strong>199</strong>, 189-200. </span> <br> <div id="a"><span id="inf">Effect of variations of the size and structure of the principal alkyl group on alkene elimination from the immonium ions C<sub>2</sub>H<sub>5</sub>CH=N<sup>+</sup>(CH<sub>3</sub>)R, C<sub>3</sub>H<sub>7</sub>CH=N<sup>+</sup>(CH<sub>3</sub>)R, and C<sub>4</sub>H<sub>9</sub>CH=N<sup>+</sup>(CH<sub>3</sub>)R.</span></div> <br> <span id="titl">[209] &nbsp &nbsp &nbsp M.A. Trikoupis, D.J. Lavorato, J.K. Terlouw, P.J.A. Ruttink, and P.C. Burgers, Eur. Mass Spectrom., 1999, <strong>5</strong>, 431-439. </span> <br> <div id="a"><span id="inf">Lowering large 1,2-H shift barriers by proton transport catalysis : the challenging case of the pyridine radical cation.</span></div> <br> <span id="titl">[208] &nbsp &nbsp &nbsp R.D. Bowen, S.J. Mandeville, M.A. Trikoupis, and J.K. Terlouw, Eur. Mass Spectrom., 1999, <strong>5</strong>, 339-351. </span> <br> <div id="a"><span id="inf">The influence of size and structure of a spectator alkyl group on the relative rates of competing alkyl radical elimination from ionised tertiary amines. </span></div> <br> <span id="titl">[207] &nbsp &nbsp &nbsp S.Z. Ackloo, R.W. Smith, J.K. Terlouw, and B.E. McCarry, The Analyst, 2000, <strong>125</strong>, 591-597. </span> <br> <div id="a"><span id="inf">Structural characterization of ginseng saponins using electrospray mass spectrometry and collision-induced dissociation experiments.</span></div> <br> <span id="titl">[206] &nbsp &nbsp &nbsp R. Srinivas, S. Vivekananda, S.J. Blanksby, D. Schrder, H. Schwarz, L.M. Fell, and J.K. Terlouw, Int. J. Mass Spectrom., 2000, <strong>197</strong>, 105-111.</span> <br> <div id="a"><span id="inf">Generation and characterization of ionic and neutral dihydroxy boron B(OH)<sup>2/+</sup>in the gas phase.</span></div> <br> <span id="titl">[205] &nbsp &nbsp &nbsp L.M. Fell, P.J.A. Ruttink, P.C. Burgers, M.A. Trikoupis, and J.K. Terlouw, Int. J. Mass Spectrom., 2000, <strong>195/196</strong>, 85-99. (R.R. Squires memorial issue)</span> <br> <div id="a"><span id="inf">The dissociation chemistry of the hydrogen-bridged radical cation[CH2=OHO=C-OCH3]+ : proton-transport catalysis and charge transfer.</span></div> <br> <span id="titl">[204] &nbsp &nbsp &nbsp D.J. Lavorato, L.M. Fell, G.A. McGibbon, S. Sen, J.K. Terlouw, and H. Schwarz, Int. J. Mass Spectrom., 2000, <strong>195/196</strong>, 71-83. (R.R. Squires memorial issue)</span> <br> <div id="a"><span id="inf">Identifying ylide ions and methyl migrations in the gas phase. The decarbonylation reactions of simple ionized N-heterocycles.</span></div> <br> <span id="titl">[203] &nbsp &nbsp &nbsp S.Z. Ackloo, P.C. Burgers, B.E. McCarry, and J.K. Terlouw, Rapid Commun. Mass Spectrom., 1999, <strong>13</strong>, 2406-2415.</span> <br> <div id="a"><span id="inf">Structure analysis of diols by electrospray mass spectrometry on boric acid complexes.</span></div> <br> <span id="titl">[202] &nbsp &nbsp &nbsp H. Keck, W. Kuchen, J.K. Terlouw, and P. Tommes, Phosphorus, Sulfur and Silicon, 1997, <strong>149</strong>, 23-28.</span> <br> <div id="a"><span id="inf">Does Phenylphosphinidine exist? - Mass Spectrometric generation and characterization of Ph-P.</span></div> <br> <span id="titl">[201] &nbsp &nbsp &nbsp R.D. Bowen, S.J. Mandeville, M.A. Trikoupis, and J.K. Terlouw, Chem. Commun., 1999, 2111-2112. </span> <br> <div id="a"><span id="inf">Water and H elimination from ionised n-propanol : extraordinarily large kinetic isotope effects.</span></div> <br> <span id="titl">[200] &nbsp &nbsp &nbsp M.A. Trikoupis, J.K. Terlouw, P.C. Burgers, M. Peres, and C. Lifshitz, J. Am. Soc. Mass Spectrom., 1999, <strong>10</strong>, 869-877. (R.R. Squires mem. issue)</span> <br> <div id="a"><span id="inf">How do dimethyl oxalate ions CH<sub>3</sub>O-C(=O)-C(=O)-OCH<sub>3</sub>+ break in half? Loss of CH<sub>3</sub><sup></sup> + CO2versus CH3O-C=O.</span></div> <br> <span id="titl">[199] &nbsp &nbsp &nbsp T.K. Dargel, W. Koch, D.J. Lavorato, G.A. McGibbon, J.K. Terlouw, and H. Schwarz, Int. J. Mass Spectrom., 1999, <strong>185/187</strong>, 925-933. (special)</span> <br> <div id="a"><span id="inf">Pyrazine diradicals, carbenes, ylides and distonic ions probed by theory and experiment.</span></div> <br> <span id="titl">[198] &nbsp &nbsp &nbsp P.J.A. Ruttink, P.C. Burgers, and J.K. Terlouw, Int. J. Mass Spectrom., 1999, <strong>195/187</strong>, 291-305. (special issue M.T. Bowers)</span> <br> <div id="a"><span id="inf">A theoretical study of the isomerization and dissociation processes of the HO-C=O<sup>+</sup> ion : interstate crossing in the formation of H-C=O<sup>+</sup> + O.</span></div> <br> <span id="titl">[197] &nbsp &nbsp &nbsp P.J.A. Ruttink, P.C. Burgers, L.M. Fell, and J.K. Terlouw, J. Phys. Chem. A., 1999, <strong>103</strong>, 1426-1431.</span> <br> <div id="a"><span id="inf">G2 theory and experiment in concert : the enthalpy of formation of CH<sub>3</sub>O-C=O<sup>+</sup>and its isomers revisited.</span></div> <br> <span id="titl">[196] &nbsp &nbsp &nbsp G. Bouchoux, N. Choret, A. Milliet, M. Rempp, and J.K. Terlouw, Int. J. Mass Spectrom. Ion Processes, 1998, <strong>179/180</strong>, 337-348.</span> <br> <div id="a"><span id="inf">Rearrangement and dissociation of ionized 1,2-diaminoethane.</span></div> <br> <span id="titl">[195] &nbsp &nbsp &nbsp D.J. Lavorato, J.K. Terlouw, G.A. McGibbon, T.K. Dargel, W. Koch, and H. Schwarz, Int. J. Mass Spectrom. Ion Processes, 1998, <strong>179/180</strong>, 7-14. (special issue F. Cacace)</span> <br> <div id="a"><span id="inf">The generation of neutral and cationic hydrogen shift isomers of pyridine. A combined experimental and computational investigation.</span></div> <br> <span id="titl">[194] &nbsp &nbsp &nbsp M.A. Trikoupis, J.K. Terlouw, and P.C. Burgers, J. Am. Chem. Soc., 1998, <strong>46</strong>, 12131-12132.</span> <br> <div id="a"><span id="inf">Enolization of gaseous acetone radical cations : Catalysis by a single base molecule.</span></div> <br> <span id="titl">[193] &nbsp &nbsp &nbsp L.M. Fell, P.C. Burgers, P.J.A. Ruttink, and J.K. Terlouw, Can. J. Chem., 1998, <strong>76</strong>, 335-349.</span> <br> <div id="a"><span id="inf">The decarbonylation of ionized -hydroxypyruvic acid : The hydrogen-bridged radical cation [CH<sub>2</sub>=OHO=C-OH]+ studied by experiment and theory. </span></div> <br> <span id="titl">[192] &nbsp &nbsp &nbsp P.C. Burgers, and J.K. Terlouw, Rapid Commun. Mass Spectrom., 1998, <strong>12</strong>, 801-804.</span> <br> <div id="a"><span id="inf">Monoisotopic <sup>65</sup>Cu<sup>+</sup> attachment to polystyrene.</span></div> <br> <span id="titl">[191] &nbsp &nbsp &nbsp P.J.A. Ruttink, P.C. Burgers, L.M. Fell, and J.K. Terlouw, J. Phys. Chem. A, 1998, <strong>102</strong>, 2976-2980.</span> <br> <div id="a"><span id="inf">The dissociation of 1,2-ethanediol and 1,2-propanediol : proton-transport catalysis with electron transfer.</span></div> <br> <span id="titl">[190] &nbsp &nbsp &nbsp S. Vivekananda, R. Srinivas, and J.K. Terlouw, Int. J. Mass Spectrom. Ion Processes, 1997, <strong>171</strong>, L13-L17.</span> <br> <div id="a"><span id="inf">Generation and characterization of ionic and neutral thiocarbonylisocyanate [SCNCO]<sup>+/</sup> by neutralization-reionization mass spectrometry (NRMS).</span></div> <br> <span id="titl">[189] &nbsp &nbsp &nbsp L.M. Fell, J.T. Francis, J.L. Holmes, and J.K. Terlouw, Int. J. Mass Spectrom. Ion Processes, 1997, <strong>165/166</strong>, 179-194.</span> <br> <div id="a"><span id="inf">The intriguing behaviour of (ionized) oxalacetic acid investigated by tandem mass spectrometry.</span></div> <br> <span id="titl">[188] &nbsp &nbsp &nbsp R.D. Bowen, P. Clifford, J.T. Francis, and J.K. Terlouw, Int. J. Mass Spectrom. Ion Processes, 1997, <strong>165/166</strong>, 155-168. </span> <br> <div id="a"><span id="inf">Reactions of metastable ,-dialkylallyl methyl ethers : relative rates for elimination of alkyl radical by formal -cleavage.</span></div> <br> <span id="titl">[187] &nbsp &nbsp &nbsp P.C. Burgers, L.M. Fell, A. Milliet, M. Rempp, P.J.A. Ruttink, and J.K. Terlouw, Int. J. Mass Spectrom. Ion Processes, 1997, 167/168, 291-308. (special issue C. Lifshitz)</span> <br> <div id="a"><span id="inf">The dissociation of low energy 1,2-propanediol ions : An intriguing mechanism revisited.</span></div> <br> <span id="titl">[186] &nbsp &nbsp &nbsp C. Aubry, J.L. Holmes, and J.K. Terlouw, J. Phys. Chem. A, 1997, <strong>101</strong>, 5958-5961.</span> <br> <div id="a"><span id="inf">Effect of methyl substitution on the thermochemistry of ketene.</span></div> <br> <span id="titl">[185] &nbsp &nbsp &nbsp J. Hrusak, G.A. McGibbon, H. Schwarz, and J.K. Terlouw, Int. J. Mass Spectrom. Ion Processes, 1997, <strong>160</strong>, 117-135. </span> <br> <div id="a"><span id="inf">The hydrogen-bridged radical cation [H<sub>2</sub>OHO=C-OH]+: a combined experimental and theoretical study of its stability and dissociation chemistry.</span></div> <br> <span id="titl">[184] &nbsp &nbsp &nbsp G.A. McGibbon, J. Hrusak, D.J. Lavorato, H. Schwarz, and J.K. Terlouw, Chemistry - A European Journal, 1997, <strong>3</strong>, 232.</span> <br> <div id="a"><span id="inf">The thiazole ylide : a frequently invoked intermediate is a stable species in the gas phase.</span></div> <br> <span id="titl">[183] &nbsp &nbsp &nbsp D. Lavorato, J.K. Terlouw, T.K. Dargel, W. Koch, G.A. McGibbon, and H. Schwarz, J. Am. Chem. Soc., 1996, <strong>118</strong>, 11898-11904.</span> <br> <div id="a"><span id="inf">Observation of the Hammick intermediate : reduction of the Pyridine-2-ylid ion in the gas phase.</span></div> <br> <span id="titl">[182] &nbsp &nbsp &nbsp P.J.A. Ruttink, P.C. Burgers, and J.K. Terlouw, Can. J. Chem., 1996, <strong>74</strong>, 1078-1087. (R.F.W. Bader, honorary issue)</span> <br> <div id="a"><span id="inf">Proton and electron transfers in -OHO- and -CHO- hydrogen-bridged ions : their role in the dissociation chemistry of ionized acetol, CH3C(=O)CH2OH+.</span></div> <br> <span id="titl">[181] &nbsp &nbsp &nbsp D. Suh, D.L. Pole, J. Warkentin, and J.K. Terlouw, Can. J. Chem., 1996, <strong>74</strong>, 544.</span> <br> <div id="a"><span id="inf">Intramolecular 1,2-alkyl shifts in unsymmetric dialkoxycarbenes studied by very low vapour pressure (VLVP) pyrolysis-mass spectrometry.</span></div> <br> <span id="titl">[180] &nbsp &nbsp &nbsp D. Suh, J.T. Francis, J.K. Terlouw, P.C. Burgers, and R.D. Bowen, Eur. Mass Spectrom., 1995, <strong>1(6)</strong>, 545-559.</span> <br> <div id="a"><span id="inf">The chemistry of ionized ethyl glycolate, HOCH<sub>2</sub>CO<sub>2</sub>C<sub>2</sub>H<sub>5</sub>+, and its enol isomer, HOCH=C(OH)OC<sub>2</sub>H<sub>5</sub>+. Formation of ionized and neutral trihydroxyethylene.</span></div> <br> <span id="titl">[179] &nbsp &nbsp &nbsp P.J.A. Ruttink, P.C. Burgers, J.T. Francis, and J.K. Terlouw, J. Chem. Phys, 1996, <strong>100</strong>, 9694.</span> <br> <div id="a"><span id="inf">Sulfine, CH<sub>2</sub>=S=O ; Its heat of formation, basicity and bond strengths by quantum chemistry.</span></div> <br> <span id="titl">[178] &nbsp &nbsp &nbsp P. Couture, J.K. Terlouw, and J. Warkentin, J. Am. Chem. Soc., 1996, <strong>118</strong>, 4214.</span> <br> <div id="a"><span id="inf">2-Alkoxy-2-amino-)<sub>3</sub>-1,3,4-oxadiazolines as novel sources of alkoxyaminocarbenes.</span></div> <br> <span id="titl">[177] &nbsp &nbsp &nbsp D. Suh, C.A. Kingsmill, P.J.A. Ruttink, P.C. Burgers, and J.K. Terlouw, Int. J. Mass Spectrom. Ion Processes, 1995, <strong>146/147</strong>, 305.</span> <br> <div id="a"><span id="inf">C-HO and OHO bonded intermediates in the dissociation of low energy methyl glycolate radical cations.</span></div> <br> <span id="titl">[176] &nbsp &nbsp &nbsp P.C. Burgers, G.A. McGibbon, and J.K. Terlouw, Eur. Mass Spectrom., 1995, <strong>1</strong>, 261.</span> <br> <div id="a"><span id="inf">How does N-methyl-O-methyl carbamate, CH<sub>3</sub>N(H)COOCH<sub>3</sub>+, lose a methyl group? Unimolecular equilibration with two distonic isomers.</span></div> <br> <span id="titl">[175] &nbsp &nbsp &nbsp P.J.A. Ruttink, P.C. Burgers, and J.K. Terlouw, Int. J. Mass Spectrom. Ion Processes, 1995, <strong>145</strong>, 35.</span> <br> <div id="a"><span id="inf">The decarbonylation of ionized formamide, H-C(O)-NH<sub>2</sub>+, aminohydroxycarbene, and formimidic acid, H-N=C(H)-OH+. A quantum chemical investigation.</span></div> <br> <span id="titl">[174] &nbsp &nbsp &nbsp H. Keck, W. Kuchen, A. Schweighfer, and J.K. Terlouw, Phosphorus and Sulphur, 1995, <strong>104</strong>, 189.</span> <br> <div id="a"><span id="inf">The phosphorotrithious acid (HS)<sub>3</sub>P is stable in the dilute gas phase.</span></div> <br> <span id="titl">[173] &nbsp &nbsp &nbsp D. Suh, P.C. Burgers, and J.K. Terlouw, Int. J. Mass Spectrom. Ion Processes, 1995, <strong>144</strong>, L1-7.</span> <br> <div id="a"><span id="inf">Low energy acetoin ions, CH<sub>3</sub>C(=O)C(H)(OH)CH<sub>3</sub>+, decompose to CH<sub>3</sub>C=Oand CH<sub>3</sub>CHOH+via a remarkable  hidden rearrangement .</span></div> <br> <span id="titl">[172] &nbsp &nbsp &nbsp D. Suh, P.C. Burgers, and J.K. Terlouw, Rapid Commun. Mass Spectrom., 1995, <strong>9</strong>, 862. </span> <br> <div id="a"><span id="inf">The unimolecular chemistry of the enol of ionized methyl glycolate : formation of the hydrogen-bridged radical cation [CH<sub>3</sub>-O(H)HO=CH]+.</span></div> <br> <span id="titl">[171] &nbsp &nbsp &nbsp R.D. Bowen, D. Suh, and J.K. Terlouw, Eur. Mass Spectrom., 1995, <strong>1</strong>, 33. </span> <br> <div id="a"><span id="inf">The mechanism of alkene elimination from the oxonium ions (C<sub>2</sub>H<sub>5</sub>)<sub>2</sub>C=OH<sup>+</sup>, C<sub>3</sub>H<sub>7</sub>(CH<sub>3</sub>)C=OH<sup>+</sup>and (C<sub>3</sub>H<sub>7</sub>)<sub>2</sub>C=OH<sup>+</sup>.</span></div> <br> <span id="titl">[170] &nbsp &nbsp &nbsp R.D. Bowen, D. Suh, and J.K. Terlouw, Org. Mass Spectrom., 1994, <strong>29</strong>, 791.</span> <br> <div id="a"><span id="inf">Reactions of ionized dibutyl ether.</span></div> <br> <span id="titl">[169] &nbsp &nbsp &nbsp R.D. Bowen, D. Suh and J.K. Terlouw, J. Chem. Soc. Perkin Trans. 2, 1995, 119.</span> <br> <div id="a"><span id="inf">The mechanism of propene and water elimination from the oxonium ion CH<sub>3</sub>CH=O<sup>+</sup>C<sub>3</sub>H<sub>7</sub>.</span></div> <br> <span id="titl">[168] &nbsp &nbsp &nbsp R.D. Bowen, P.C. Burgers, J.T. Francis, D. Suh, and J.K. Terlouw, European Mass Spectrom., 1996, <strong>1</strong>, 545.</span> <br> <div id="a"><span id="inf">Low energy ethyl glycolate radical cations : formation of the trihydroxy ethylene ions, HO(H)C=C(OH)<sup>2+</sup>via enolization and H-bridging. </span></div> <br> <span id="titl">[167] &nbsp &nbsp &nbsp P.J.A. Ruttink, P.C. Burgers, and J.K. Terlouw, Chem. Phys. Lett., 1994, <strong>229</strong>, 495. </span> <br> <div id="a"><span id="inf">Does ionized dimethylsulfoxide produce O-protnated sulfine at threshold? A quantum chemical investigation.</span></div> <br> <span id="titl">[166] &nbsp &nbsp &nbsp G.A. McGibbon, P.C. Burgers, and J.K. Terlouw, Int. J. Mass Spectrom. Ion Processes, 1994, <strong>136</strong>, 191.</span> <br> <div id="a"><span id="inf">The imidic acids HN=CHOH and CH<sub>3</sub>N=CHOH and their tautomeric carbenes H<sub>2</sub>NC(OH) and CH<sub>3</sub>NHC(OH) , stable species in the gas phase formed by one-electron reduction of their cations.</span></div> <br> </BODY> </HTML>