Einar Uggerud

• Anichina, Janna; Krapp, Andreas; Uggerud, Einar & Bohme, Diethard K. (2011). Alkali cation regulation of the dissociation and hydrobromination of a deprotonated trideoxynucleotide. International Journal of Mass Spectrometry.  ISSN 1387-3806.  304(2-3), s 165- 171 . doi: 10.1016/j.ijms.2010.08.001
• Iozzi, Maria Francesca; Helgaker, Trygve & Uggerud, Einar (2011). Influence of External Force on Properties and Reactivity of Disulfide Bonds. Journal of Physical Chemistry A.  ISSN 1089-5639.  115(11), s 2308- 2315 . doi: 10.1021/jp109428g
• Ryding, Mauritz; Zatula, Alexey; Andersson, Patrik & Uggerud, Einar (2011). Isotope exchange in reactions between D2O and size-selected ionic water clusters containing pyridine, H+(pyridine)(m)(H2O)(n). Physical Chemistry, Chemical Physics - PCCP.  ISSN 1463-9076.  13(4), s 1356- 1367 . doi: 10.1039/c0cp00416b
• Zatula, Alexey; Andersson, Patrik Urban; Ryding, Mauritz Johan Olof & Uggerud, Einar (2011). Proton mobility and stability of water clusters containing the bisulfate anion, HSO4-(H2O)(n). Physical Chemistry, Chemical Physics - PCCP.  ISSN 1463-9076.  13(29), s 13287- 13294 . doi: 10.1039/c1cp21070j
• Andersson, Patrik; Öjekull, Jenny; Pettersson, Jan B. C.; Markovic, Nikola; Hellberg, Fredrik; Thomas, Richard D.; Ehlerding, Anneli et al. (2010). Formation of Highly Rovibrationally Excited Ammonia from Dissociative Recombination of NH4+. Journal of Physical Chemistry Letters.  ISSN 1948-7185.  1(17), s 2519- 2523 . doi: 10.1021/jz100828u
• Fernandez, Israel; Frenking, Gernot & Uggerud, Einar (2010). Rate-Determining Factors in Nucleophilic Aromatic Substitution Reactions. Journal of Organic Chemistry.  ISSN 0022-3263.  75(9), s 2971- 2980 . doi: 10.1021/jo100195w
• Fooladi, Erik; Krapp, Andreas; Sekiguchi, Osamu; Tilset, Mats & Uggerud, Einar (2010). Mechanism for C-H bond activation in ethylene in the gas phase vs. in solution - vinylic or agostic? Revisiting the case of protonated Cp*Rh(C2H4)(2) . Dalton Transactions.  ISSN 1477-9226.  39(27), s 6317- 6326 . doi: 10.1039/b926542b
• Hvelplund, Preben; Kurtén, Tage; Støchkel, K; Ryding, Mauritz; Nielsen, SB & Uggerud, Einar (2010). Stability and Structure of Protonated Clusters of Ammonia and Water, H+(NH3)(m) (H2O)(n). Journal of Physical Chemistry A.  ISSN 1089-5639.  114(27), s 7301- 7310 . doi: 10.1021/jp104162k
• Fernandez, I; Frenking, G & Uggerud, Einar (2009). The Interplay between Steric and Electronic Effects in S(N)2 Reactions. Chemistry - A European Journal.  ISSN 0947-6539.  15(9), s 2166- 2175 . doi: 10.1002/chem.200801833
• Hansen, K; Andersson, P.U. & Uggerud, Einar (2009). Activation energies for evaporation from protonated and deprotonated water clusters from mass spectra. Journal of Chemical Physics.  ISSN 0021-9606.  131(12) . doi: 10.1063/1.3230111
• Hvelplunda, P; Nielsen, SB; Panjaa, S; Pedersen, JOP & Uggerud, Einar (2009). On the existence of the hypervalent H3O, H2DO, HD2O, and D3O radicals. International Journal of Mass Spectrometry.  ISSN 1387-3806.  281(1-2), s 52- 54 . doi: 10.1016/j.ijms.2008.12.004
• Iozzi, Maria Francesca; Helgaker, Trygve & Uggerud, Einar (2009). Assessment of theoretical methods for the determination of the mechanochemical strength of covalent bonds. Molecular Physics.  ISSN 0026-8976.  107(23-24), s 2537- 2546 . doi: 10.1080/00268970903401041
• Panja, Subhais; Hvelplund, Preben; Nielsen, Steen Brøndsted & Uggerud, Einar (2009). The reduction of water clusters H+(H2O)(n) to (OH-)(H2O)(m) by double electron transfer from Cs atoms. Physical Chemistry, Chemical Physics - PCCP.  ISSN 1463-9076.  11(29), s 6125- 6131 . doi: 10.1039/b903517f
• Rosenberg, Marianne Lenes; Aasheim, Jens Harald; Trebbin, M; Uggerud, Einar & Hansen, Tore (2009). Synthesis of a 1,3,4,5-tetrahydrobenzindole beta-ketoester. Tetrahedron Letters.  ISSN 0040-4039.  50(47), s 6506- 6508 . doi: 10.1016/j.tetlet.2009.09.032
• Sekiguchi, Osamu; Meyer, V; Letzel, MC; Kuck, D & Uggerud, Einar (2009). Energetics and reaction mechanisms for the competitive losses of H-2, CH4 and C2H4 from protonated methylbenzenes-implications to the methanol-to-hydrocarbons (MTH) process. European journal of mass spectrometry.  ISSN 1469-0667.  15(2), s 167- 181 . doi: 10.1255/ejms.953
• Uggerud, Einar (2009). Steric and electronic effects in S(N)2 reactions. Pure and Applied Chemistry.  ISSN 0033-4545.  81(4), s 709- 717 . doi: 10.1351/PAC-CON-08-10-03
• Ainavarapu, SRK; Wiita, AP; Dougan, L; Uggerud, Einar & Fernandez, JM (2008). Single-molecule force spectroscopy measurements of bond elongation during a bimolecular reaction. Journal of the American Chemical Society.  ISSN 0002-7863.  130, s 6479- 6487 . doi: 10.1021/ja800180u
• Andersson, Patrik; Ryding, Mauritz; Sekiguchi, Osamu & Uggerud, Einar (2008). Isotope exchange and structural rearrangements in reactions between size-selected ionic water clusters, H3O+(H2O)n and NH4+(H2O)n, and D2O. Physical Chemistry, Chemical Physics - PCCP.  ISSN 1463-9076.  10(40), s 6127- 6134 . doi: 10.1039/b804584d
• Anichina, J; Feil, S; Uggerud, Einar & Bohme, DK (2008). Structures, fragmentation, and protonation of trideoxynucleotide CCC mono- and dianions. Journal of the American Society for Mass Spectrometry.  ISSN 1044-0305.  19, s 987- 996 . doi: 10.1016/j.jasms.2008.03.009
• Krapp, A; Frenking, G & Uggerud, Einar (2008). Nonpolar dihydrogen bonds - On a gliding scale from weak dihydrogen interaction to covalent H-H in symmetric radical cations [HnE-H-H-EHn](+). Chemistry - A European Journal.  ISSN 0947-6539.  14, s 4028- 4038 . doi: 10.1002/chem.200701613
• Adlhart, Christian & Uggerud, Einar (2007). Mechanisms for the dehydrogenation of alkanes on platinum: Insights gained from the reactivity of gaseous cluster cations, Pt-n(+) n=1-21. Chemistry - A European Journal.  ISSN 0947-6539.  13 . doi: 10.1002/chem.200700501
• Bruvoll, M; Hansen, Tore & Uggerud, Einar (2007). Organocatalysis: quantum of nuclephilic addition to alpha,beta-unsaturated carbonyl compounds. Journal of Physical Organic Chemistry.  ISSN 0894-3230.  20, s 206- 213 . doi: 10.1002/poc.1170
• Fernandez, Israel; Uggerud, Einar & Frenking, Gernot (2007). Stable Pentacoordinate Carbocations: Structure and Bonding. Chemistry - A European Journal.  ISSN 0947-6539.  13(30), s 8620- 8626 . doi: 10.1002/chem.200700744
• Ochran, Richard Acquaah & Uggerud, Einar (2007). S(N)2 reactions with allylic substrates - Trends in reactivity. International Journal of Mass Spectrometry.  ISSN 1387-3806.  265 . doi: 10.1016/j.ijms.2007.02.005
• Uggerud, Einar (2007). Theory and experiment in mass spectrometry: a perspective on the relationship between computational modelling and experiment in gas-phase ion chemistry. European journal of mass spectrometry.  ISSN 1469-0667.  13 . doi: 10.1255/ejms.831
• Adlhart, Christian & Uggerud, Einar (2006). C-H activation in reactions of protonated hydrogen peroxide with propane Remarkable regioselectivity for hydride abstraction and mechanism for acid catalyzed hydrogen exchange. International Journal of Mass Spectrometry.  ISSN 1387-3806.  254, s 189- 196
• Adlhart, Christian & Uggerud, Einar (2006). Reaction dynamics simulations of the identity S(N)2 reaction H2O+HOOH2+ -> H2OOH++H2O. Requirements for reaction and competition with proton transfer. Physical Chemistry, Chemical Physics - PCCP.  ISSN 1463-9076.  8
• Adlhart, Christian & Uggerud, Einar (2006). Reactions of platinum clusters Pt-n(+/-), n=1-21, with CH4: to react or not to react. Chemical Communications.  ISSN 1359-7345.
• Lærdahl, Jon Kristen; Civcir, Pervin U.; Bache-Andreassen, Lihn & Uggerud, Einar (2006). Nucleophilic identity substitution reactions. The reaction between hydrogen fluoride and protonated alkyl fluorides. Organic and biomolecular chemistry.  ISSN 1477-0520.  4, s 135- 141
• Møllendal, Harald; Uggerud, Einar; Guillemin, Jean-Claude; Moreno, J.-R. A.; Demaison, Jean; Huet, T. R. & Askeland, Eva Therese (2006). Microwave spectrum, structure, and quantum chemical studies of a compound of potential astrochemical and astrobiological interest: Z-3-amino-2-propenenitrile. Journal of Physical Chemistry A.  ISSN 1089-5639.  110, s 12572- 12584
• Sekiguchi, Osamu; Letzel, MC; Kuck, D & Uggerud, Einar (2006). The unimolecular dissociation of protonated glyoxylic acid: Structure and dynamics of a step-by-step process. International Journal of Mass Spectrometry.  ISSN 1387-3806.  255, s 177- 184
• Svelle, Stian; Bjørgen, Morten; Kolboe, Stein; Kuck, D; Letzel, M; Olsbye, Unni; Sekiguchi, Osamu et al. (2006). Intermediates in the methanol-to-hydrocarbons (MTH) reaction: a gas phase study of the unimolecular reactivity of multiply methylated benzenium cations. Catalysis Letters.  ISSN 1011-372X.  109
• Uggerud, Einar (2006). Nucleophilicity-periodic trends and connection to basicity. Chemistry - A European Journal.  ISSN 0947-6539.  12
• Uggerud, Einar & Adlhart, Christian (2006). Mechanisms of catalytic dehydrogenation of alkanes by rhodium clusters Rh-n(+) probed by isotope labelling. International Journal of Mass Spectrometry.  ISSN 1387-3806.  249
• Adlhart, Christian; Sekiguchi, Osamu & Uggerud, Einar (2005). On the Gas-Phase Reactivity of Complexed OH+ Halogenated Alkanes. Chemistry - A European Journal.  ISSN 0947-6539.  11(1), s 152
• Nielsen, SB; Oiestad, AML; Bojesen, G & Uggerud, Einar (2005). Binding of molecular oxygen and alkenes to coordinatively unsaturated bipyridinium metal complexes in the gas phase. International Journal of Mass Spectrometry.  ISSN 1387-3806.  243
• Al-Khalili, A.; Thomas, R.; Ehlerding, A.; Hellberg, F.; Geppert, W.D.; Zhaunerchyk, V.; af Ugglas, M. et al. (2004). Dissociative recombination cross section and branching ratios of protonated dimethyl disulfide and N-methylacetamide. Journal of Chemical Physics.  ISSN 0021-9606.  121, s 5700- 5708
• Bache-Andreassen, Lihn & Uggerud, Einar (2004). Trends in alkyl substituent effects on nucleophilic reactions of carbonyl compounds: gas-phase reactions between amines and the methoxy methyl cation. European journal of mass spectrometry.  ISSN 1469-0667.  10, s 233- 238
• Bakken, Vebjørn; Helgaker, Trygve & Uggerud, Einar (2004). Models of fragmentations induced by electron attachment to protonated peptides. European journal of mass spectrometry.  ISSN 1469-0667.  102, s 625- 638
• Fossan, K. O. & Uggerud, Einar (2004). Reactions of cationic iron clusters with ammonia, models of nitrogen hydrogenation and dehydrogenation. Dalton Transactions.  ISSN 1477-9226.  s 892- 897
• Horn, Anne; Møllendal, Harald; Sekiguchi, Osamu; Uggerud, Einar; Roberts, H.; Herbst, E.; Viggiano, A.A. et al. (2004). The gas-phase formation of methyl formate in hot molecular cores. The Astrophysical Journal.  ISSN 0004-637X.  611, s 605- 614
• Horn, Anne; Møllendal, Harald; Sekiguchi, Osamu; Uggerud, Einar; Roberts, Helen; Viaggio, A. A. & Fridgen, Travis D. (2004). THE GAS-PHASE FORMATION OF METHYL FORMATE IN HOT MOLECULAR CORES. The Astrophysical Journal.  ISSN 0004-637X.  611, s 605- 614
• Sekiguchi, Osamu; Bakken, Vebjørn & Uggerud, Einar (2004). Decomposition of protonated formic acid: One transition state - Two product channels. Journal of the American Society for Mass Spectrometry.  ISSN 1044-0305.  15, s 982- 988
• Uggerud, Einar (2004). Electron capture dissociation of the disulfide bond - a quantum chemical model study. International Journal of Mass Spectrometry.  ISSN 1387-3806.  234, s 45- 50

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• Fernandez, Israel; Frenking, Gernot & Uggerud, Einar (2010). Comment on "The Interplay between Steric and Electronic Effects in S(N)2 Reactions" Response. Chemistry - A European Journal.  ISSN 0947-6539.  16(19), s 5542- 5543 . doi: 10.1002/chem.200903569
• Uggerud, Einar & Gundersen, Lise-Lotte (2009, 07. oktober). Nobelprisen i kjemi 2009. [Radio].  Verdt å vite, NRK P2.
• Ryding, Mauritz; Andersson, Patrik; Krapp, Andreas; Frenking, Gernot; Sekiguchi, Osamu; Bakken, Vebjørn & Uggerud, Einar (2008). Elementary chemical reactions of water clusters.
• Andersson, Patrik; Ryding, Mauritz; Sekiguchi, Osamu & Uggerud, Einar (2008). Proton transfer and proton mobility in water.
• Ochran, Richard Acquaah; Lærdahl, Jon Kristen; Fernandez, Israel; Frenking, Gernot & Uggerud, Einar (2008). The steric effect in SN2 reactions. Is it possible to dissect it from electronic effects?.
• Uggerud, Einar (2008). Dehydrogenation reactions studied in the gas phase.
• Uggerud, Einar (2008). Dehydrogenation reactions studied in the gas phase.
• Uggerud, Einar (2008). Dehydrogenation reactions studied in the gas phase.
• Uggerud, Einar (2008). Elementary Processes in Water Clusters.
• Uggerud, Einar (2008). Elementary Processes in Water Clusters.
• Uggerud, Einar (2008). Structures and dynamics of protonated water clusters.
• Uggerud, Einar (2008). The SN2 Reaction.
• Uggerud, Einar (2008). Water clusters and one-electron reductions of solvated cations.
• Adlhart, Christian & Uggerud, Einar (2007). Reactions of platinum clusters.
• Andersson, Patrik; Øjekull, Jenny; Pettersson, Jan B. C.; Markovich, Nikola; Uggerud, Einar; Hellberg, Fredrik; Thomas, Richard D. et al. (2007). Internal Energy Distribution of Ammonia in the Dissociative Recombination of NH4+.
• Rydning, Mauritz; Andersson, Patrik; Sekiguchi, Osamu & Uggerud, Einar (2007). Proton transfer in H3O+(H2O)n, NH4+(H2O)n and OH-(H2O)n clusters.
• Uggerud, Einar (2007). Massespektrometri.
• Uggerud, Einar (2007). Massespektrometri.
• Uggerud, Einar (2007). Nødvendige forutsetninger for moderne massespektrometri—noen (løse) historiske betraktninger.
• Uggerud, Einar (2007). The SN2 Reaction - Which Factors determine Reactivity.
• Uggerud, Einar (2007). The SN2 Reaction, which factors determine reactivity?.
• Uggerud, Einar (2007). The SN2 reaction, which factors determine reactivity.
• Uggerud, Einar (2007). Water Clusters and Ion/Electron Reactions.
• Uggerud, Einar (2007). Water clusters.
• Uggerud, Einar (2007). Water clusters and electron ion reactions.
• Uggerud, Einar (2007). Which comes first in one-electron reductions - the electron or the proton?.
• Adlhart, Christian & Uggerud, Einar (2006). Catalytic Reactions of Ionic Platinum Clusters.
• Adlhart, Christian & Uggerud, Einar (2006). Catalytic Reactions on Ionic Platinum and Rhodium Clusters.
• Møllendal, Harald; Uggerud, Einar; Guillemin, Jean-Claude & Askeland, Eva Therese (2006). Interstellar Amino Acid Precursors Studied by Microwave Spectroscopy and Quantum Chemical Calculations.
• Møllendal, Harald; Uggerud, Einar; Guillemin, Jean-Claude; Aviles-Moreno, J. R.; Demaison, Jean; Huet, T. R. & Askeland, Eva Therese (2006). Microwave Spectra of 3-Amino-2-propenenitrile, a Molecule of Astrochemical Interest.
• Ochran, Richard Acquaah & Uggerud, Einar (2006). Reactions between Ionic Rhenium Clusters and Methanol.
• Uggerud, Einar (2006). Activation of Bonds between Carbon and Hydrogen in Alkanes by Gas Phase Ions.
• Uggerud, Einar (2006). Kjemi i universet og livets opprinnelse.
• Uggerud, Einar (2006, 22. mai). Om salt. [Radio].  NRK P2, Verdt å vite.
• Uggerud, Einar (2006). Reaction Dynamics.
• Uggerud, Einar (2006). Reactions of Transition Metal Clusters.
• Uggerud, Einar (2006). The SN2 Reaction.
• Uggerud, Einar (2006). The relationship between computational modelling and experiment in gas phase ion chemistry.
• Uggerud, Einar (2006). Theory and Experiment in Mass Spectrometry.
• Uggerud, Einar (2006). Water Clusters and Electron/Ion Reactions.
• Adlhart, Christian; Sekiguchi, Osamu & Uggerud, Einar (2005). The Oxidative Power of Complexed OH+: The Gas Phase Reactivty of L-OH+ with Halogenated Alkanes by FT-ICR.
• Adlhart, Christian & Uggerud, Einar (2005). C-H activation of saturated hydrocarbons on Rh clusters: An FT-ICR study.
• Ekeberg, Dag & Uggerud, Einar (2005). 11. NORSKE SEMINAR I MASSESPEKTROMETRI.
• Uggerud, Einar (2005). Close-ups of Chemical Change — Simulations of Reaction Dynamics.
• Uggerud, Einar (2005). Diverse artikler innen kjemi, I: Petter Henriksen (red.),  Store norske leksikon 4.utg..  Kunnskapsforlaget.  ISBN 8257315354.  Kjemiartikler.
• Uggerud, Einar (2005). Masseanalysatorer.
• Uggerud, Einar (2005). Metallklynger og katalyse.
• Uggerud, Einar (2005). The Meaning of Nucleophilicity —Trends in SN2 Reactivity.
• Bakken, Vebjørn; Sekiguchi, Osamu & Uggerud, Einar (2004). Decomposition of protonated formic acid: One transition state serving two product channels.
• Uggerud, Einar (2004). Er MS bare en LC-detektor ? Historisk utvikling av massespektrometrien.
• Uggerud, Einar (2004). Massespektrometeret - et komplett kjemisk laboratorium..
• Uggerud, Einar (2004). Models for Electron Capture Dissociation of Protonated Peptides..
• Uggerud, Einar (2004). Reaction Mechanisms Studied by the Mass Spectrometer - and Modelled by the Computer..
• Uggerud, Einar (2004). Reaction dynamics and mechanisms studied by the mass spectrometer and modelled by quantum chemical methods..
• Uggerud, Einar (2004). Små metallklynger - perspektiv på katalyse og nanoteknologi..
• Uggerud, Einar (2004). Update on electron capture dissociation of disulfide bond. International Journal of Mass Spectrometry.  ISSN 1387-3806.  235, s 279- 279

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