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    Williams, Evan

    TitleChemist Faculty
    SchoolLawrence Berkeley National Lab
    DepartmentClimate & Ecosystems
    Address1 Cyclotron Road
    Berkeley CA 94720
    Phone510/643-7161
    vCardDownload vCard

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      Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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      1. Elliott AG, Harper CC, Lin HW, Williams E. Mass, mobility and MSn measurements of single ions using charge detection mass spectrometry. Analyst. 2017 Jun 21. PMID: 28636005.
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      2. Elliott AG, Harper CC, Lin HW, Susa AC, Xia Z, Williams E. Simultaneous Measurements of Mass and Collisional Cross Section of Single Ions with Charge Detection Mass Spectrometry. Anal Chem. 2017 Jun 16. PMID: 28621517.
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      3. Mortensen DN, Susa AC, Williams E. Collisional Cross-Sections with T-Wave Ion Mobility Spectrometry without Experimental Calibration. J Am Soc Mass Spectrom. 2017 Apr 21. PMID: 28432656.
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      4. DiTucci MJ, Böhm F, Schwaab G, Williams E, Havenith M. Effects of multivalent hexacyanoferrates and their ion pairs on water molecule dynamics measured with terahertz spectroscopy. Phys Chem Chem Phys. 2017 Mar 08; 19(10):7297-7306. PMID: 28239695.
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      5. Susa AC, Xia Z, Williams E. Small Emitter Tips for Native Mass Spectrometry of Proteins and Protein Complexes from Non-volatile Buffers that Mimic the Intracellular Environment. Anal Chem. 2017 Feb 10. PMID: 28192954.
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      6. Regazzoni LG, Grigoryan H, Ji Z, Chen X, Daniels SI, Huang D, Sanchez S, Tang N, Sillé FC, Iavarone AT, Williams E, Zhang L, Rappaport SM. Using lysine adducts of human serum albumin to investigate the disposition of exogenous formaldehyde in human blood. Toxicol Lett. 2017 Feb 15; 268:26-35. PMID: 28104429.
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      7. DiTucci MJ, Williams E. Nanometer patterning of water by tetraanionic ferrocyanide stabilized in aqueous nanodrops. Chem Sci. 2017 Feb 01; 8(2):1391-1399. PMID: 28451280.
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      8. Susa AC, Xia Z, Tang HY, Tainer JA, Williams E. Charging of Proteins in Native Mass Spectrometry. J Am Soc Mass Spectrom. 2016 Oct 12. PMID: 27734326.
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      9. Grigoryan H, Edmands W, Lu SS, Yano Y, Regazzoni L, Iavarone AT, Williams E, Rappaport SM. Adductomics Pipeline for Untargeted Analysis of Modifications to Cys34 of Human Serum Albumin. Anal Chem. 2016 Oct 10. PMID: 27684351.
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      10. Mortensen DN, Williams E. Microsecond and nanosecond polyproline II helix formation in aqueous nanodrops measured by mass spectrometry. Chem Commun (Camb). 2016 Oct 6; 52(82):12218-12221. PMID: 27711437.
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      11. Mortensen DN, Williams E. Surface-Induced Protein Unfolding in Submicron Electrospray Emitters. Anal Chem. 2016 Oct 4; 88(19):9662-9668. PMID: 27615434.
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      12. Chakrabarty S, Williams E. The effect of halide and iodate anions on the hydrogen-bonding network of water in aqueous nanodrops. Phys Chem Chem Phys. 2016 Sep 14; 18(36):25483-25490. PMID: 27711560.
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      13. Mortensen DN, Williams E. Electrothermal supercharging of proteins in native MS: effects of protein isoelectric point, buffer, and nanoESI-emitter tip size. Analyst. 2016 Oct 7; 141(19):5598-606. PMID: 27441318.
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      14. Cassidy-Amstutz C, Oltrogge L, Going CC, Lee A, Teng P, Quintanilla D, East-Seletsky A, Williams E, Savage DF. Identification of a Minimal Peptide Tag for in Vivo and in Vitro Loading of Encapsulin. Biochemistry. 2016 Jun 21; 55(24):3461-8. PMID: 27224728.
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      15. Mortensen DN, Williams E. Ultrafast (1 µs) Mixing and Fast Protein Folding in Nanodrops Monitored by Mass Spectrometry. J Am Chem Soc. 2016 Mar 16; 138(10):3453-60. PMID: 26902747.
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      16. Going CC, Xia Z, Williams E. Real-time HD Exchange Kinetics of Proteins from Buffered Aqueous Solution with Electrothermal Supercharging and Top-Down Tandem Mass Spectrometry. J Am Soc Mass Spectrom. 2016 Jun; 27(6):1019-27. PMID: 26919868.
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      17. Cooper RJ, DiTucci MJ, Chang TM, Williams E. Delayed Onset of Crystallinity in Ion-Containing Aqueous Nanodrops. J Am Chem Soc. 2016 Jan 13; 138(1):96-9. PMID: 26714195.
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      18. Heiles S, Cooper RJ, Berden G, Oomens J, Williams E. Hydrogen bond mediated stabilization of the salt bridge structure for the glycine dimer anion. Phys Chem Chem Phys. 2015 Nov 11; 17(45):30642-7. PMID: 26524433.
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      19. Going CC, Xia Z, Williams E. New supercharging reagents produce highly charged protein ions in native mass spectrometry. Analyst. 2015 Oct 12; 140(21):7184-94. PMID: 26421324.
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      20. Masson A, Williams E, Rizzo TR. Molecular hydrogen messengers can lead to structural infidelity: A cautionary tale of protonated glycine. J Chem Phys. 2015 Sep 14; 143(10):104313. PMID: 26374041.
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      21. Cooper RJ, Heiles S, Williams E. Effects of electronic structure on the hydration of PbNO3(+) and SrNO3(+) ion pairs. Phys Chem Chem Phys. 2015 Jun 28; 17(24):15963-75. PMID: 26028325.
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      22. O'Brien JT, Williams E, Holman HY. Ambient Infrared Laser Ablation Mass Spectrometry (AIRLAB-MS) of Live Plant Tissue with Plume Capture by Continuous Flow Solvent Probe. Anal Chem. 2015 Mar 3; 87(5):2631-8. PMID: 25622206.
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      23. DiTucci MJ, Heiles S, Williams E. Role of water in stabilizing ferricyanide trianion and ion-induced effects to the hydrogen-bonding water network at long distance. J Am Chem Soc. 2015 Feb 4; 137(4):1650-7. PMID: 25569605.
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      24. Mortensen DN, Williams E. Investigating protein folding and unfolding in electrospray nanodrops upon rapid mixing using theta-glass emitters. Anal Chem. 2015 Jan 20; 87(2):1281-7. PMID: 25525976.
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      25. Mortensen DN, Williams E. Theta-glass capillaries in electrospray ionization: rapid mixing and short droplet lifetimes. Anal Chem. 2014 Sep 16; 86(18):9315-21. PMID: 25160559.
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      26. Cassou CA, Williams E. Desalting protein ions in native mass spectrometry using supercharging reagents. Analyst. 2014 Aug 26; 139(19):4810-9. PMID: 25133273.
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      27. Cooper RJ, Heiles S, DiTucci MJ, Williams E. Hydration of guanidinium: second shell formation at small cluster size. J Phys Chem A. 2014 Jul 31; 118(30):5657-66. PMID: 24999751.
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      28. Chang TM, Chakrabarty S, Williams E. Hydration of Gaseous m-Aminobenzoic Acid: Ionic vs Neutral Hydrogen Bonding and Water Bridges. J Am Chem Soc. 2014 Jul 23; 136(29):10440-9. PMID: 24971758.
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      29. Susa AC, Mortensen DN, Williams E. Effects of cations on protein and Peptide charging in electrospray ionization from aqueous solutions. J Am Soc Mass Spectrom. 2014 Jun; 25(6):918-27. PMID: 24729190.
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      30. Cassou CA, Williams E. Anions in electrothermal supercharging of proteins with electrospray ionization follow a reverse hofmeister series. Anal Chem. 2014 Feb 4; 86(3):1640-7. PMID: 24410546.
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      31. Chang TM, Cooper RJ, Williams E. Locating protonated amines in clathrates. J Am Chem Soc. 2013 Oct 2; 135(39):14821-30. PMID: 24007314.
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      32. Cooper RJ, Chang TM, Williams E. Hydrated alkali metal ions: spectroscopic evidence for clathrates. J Phys Chem A. 2013 Aug 1; 117(30):6571-9. PMID: 23808387.
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      33. Flick TG, Merenbloom SI, Williams E. Effects of metal ion adduction on the gas-phase conformations of protein ions. J Am Soc Mass Spectrom. 2013 Nov; 24(11):1654-62. PMID: 23733259.
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      34. Gillis EA, Demireva M, Sarwar MG, Chudzinski MG, Taylor MS, Williams E, Fridgen TD. Structure and energetics of gas phase halogen-bonding in mono-, bi-, and tri-dentate anion receptors as studied by BIRD. Phys Chem Chem Phys. 2013 May 28; 15(20):7638-47. PMID: 23591590.
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      35. Flick TG, Donald WA, Williams E. Electron capture dissociation of trivalent metal ion-peptide complexes. J Am Soc Mass Spectrom. 2013 Feb; 24(2):193-201. PMID: 23283726.
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      36. Cassou CA, Sterling HJ, Susa AC, Williams E. Electrothermal supercharging in mass spectrometry and tandem mass spectrometry of native proteins. Anal Chem. 2013 Jan 2; 85(1):138-46. PMID: 23194134.
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      37. Chang TM, Prell JS, Warrick ER, Williams E. Where's the charge? Protonation sites in gaseous ions change with hydration. J Am Chem Soc. 2012 Sep 26; 134(38):15805-13. PMID: 22954377.
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      38. Flick TG, Williams E. Supercharging with trivalent metal ions in native mass spectrometry. J Am Soc Mass Spectrom. 2012 Nov; 23(11):1885-95. PMID: 22948901.
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      39. Flick TG, Cassou CA, Chang TM, Williams E. Solution additives that desalt protein ions in native mass spectrometry. Anal Chem. 2012 Sep 4; 84(17):7511-7. PMID: 22881839.
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      40. Demireva M, O'Brien JT, Williams E. Water-induced folding of 1,7-diammoniumheptane. J Am Chem Soc. 2012 Jul 11; 134(27):11216-24. PMID: 22708846.
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      41. O'Brien JT, Williams E. Effects of ions on hydrogen-bonding water networks in large aqueous nanodrops. J Am Chem Soc. 2012 Jun 20; 134(24):10228-36. PMID: 22616651.
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      42. Grigoryan H, Li H, Iavarone AT, Williams E, Rappaport SM. Cys34 adducts of reactive oxygen species in human serum albumin. Chem Res Toxicol. 2012 Aug 20; 25(8):1633-42. PMID: 22591159.
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      43. Sterling HJ, Cassou CA, Susa AC, Williams E. Electrothermal supercharging of proteins in native electrospray ionization. Anal Chem. 2012 Apr 17; 84(8):3795-801. PMID: 22409200.
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      44. Merenbloom SI, Flick TG, Williams E. How hot are your ions in TWAVE ion mobility spectrometry? J Am Soc Mass Spectrom. 2012 Mar; 23(3):553-62. PMID: 22203576.
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      45. Sterling HJ, Kintzer AF, Feld GK, Cassou CA, Krantz BA, Williams E. Supercharging protein complexes from aqueous solution disrupts their native conformations. J Am Soc Mass Spectrom. 2012 Feb; 23(2):191-200. PMID: 22161509.
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      46. Gillis EA, Demireva M, Nanda K, Beran G, Williams E, Fridgen TD. Structures and energetics of electrosprayed uracil(n)Ca2+ clusters (n = 14-4) in the gas phase. Phys Chem Chem Phys. 2012 Mar 14; 14(10):3304-15. PMID: 22139344.
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      47. O'Brien JT, Williams E. Coordination numbers of hydrated divalent transition metal ions investigated with IRPD spectroscopy. J Phys Chem A. 2011 Dec 29; 115(51):14612-9. PMID: 22098330.
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      48. Donald WA, Leib RD, Demireva M, Williams E. Ions in size-selected aqueous nanodrops: sequential water molecule binding energies and effects of water on ion fluorescence. J Am Chem Soc. 2011 Nov 23; 133(46):18940-9. PMID: 21999364.
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      49. Merenbloom SI, Flick TG, Daly MP, Williams E. Effects of select anions from the Hofmeister series on the gas-phase conformations of protein ions measured with traveling-wave ion mobility spectrometry/mass spectrometry. J Am Soc Mass Spectrom. 2011 Nov; 22(11):1978-90. PMID: 21952780.
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      50. Flick TG, Merenbloom SI, Williams E. Anion effects on sodium ion and acid molecule adduction to protein ions in electrospray ionization mass spectrometry. J Am Soc Mass Spectrom. 2011 Nov; 22(11):1968-77. PMID: 21952761.
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      51. Sterling HJ, Prell JS, Cassou CA, Williams E. Protein conformation and supercharging with DMSO from aqueous solution. J Am Soc Mass Spectrom. 2011 Jul; 22(7):1178-86. PMID: 21953100.
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      52. Rappaport SM, Li H, Grigoryan H, Funk WE, Williams E. Adductomics: characterizing exposures to reactive electrophiles. Toxicol Lett. 2012 Aug 13; 213(1):83-90. PMID: 21501670.
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      53. Prell JS, Chang TM, Biles JA, Berden G, Oomens J, Williams E. Isomer population analysis of gaseous ions from infrared multiple photon dissociation kinetics. J Phys Chem A. 2011 Apr 7; 115(13):2745-51. PMID: 21410158.
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      54. Prell JS, O'Brien JT, Williams E. Structural and electric field effects of ions in aqueous nanodrops. J Am Chem Soc. 2011 Apr 6; 133(13):4810-8. PMID: 21405134.
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      55. Sterling HJ, Cassou CA, Trnka MJ, Burlingame AL, Krantz BA, Williams E. The role of conformational flexibility on protein supercharging in native electrospray ionization. Phys Chem Chem Phys. 2011 Nov 7; 13(41):18288-96. PMID: 21399817.
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      56. Leib RD, Williams E. Simultaneous quantitation of amino acid mixtures using clustering agents. J Am Soc Mass Spectrom. 2011 Apr; 22(4):624-32. PMID: 21472601.
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      57. Flick TG, Merenbloom SI, Williams E. A simple and robust method for determining the number of basic sites in peptides and proteins using electrospray ionization mass spectrometry. Anal Chem. 2011 Mar 15; 83(6):2210-4. PMID: 21338067.
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      58. Li H, Grigoryan H, Funk WE, Lu SS, Rose S, Williams E, Rappaport SM. Profiling Cys34 adducts of human serum albumin by fixed-step selected reaction monitoring. Mol Cell Proteomics. 2011 Mar; 10(3):M110.004606. PMID: 21193536.
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      59. Donald WA, Leib RD, Demireva M, Negru B, Neumark DM, Williams E. Average sequential water molecule binding enthalpies of M(H2O)(19-124)2+ (M = Co, Fe, Mn, and Cu) measured with ultraviolet photodissociation at 193 and 248 nm. J Phys Chem A. 2011 Jan 13; 115(1):2-12. PMID: 21142113.
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      60. Cooper TE, O'Brien JT, Williams E, Armentrout PB. Zn2+ has a primary hydration sphere of five: IR action spectroscopy and theoretical studies of hydrated Zn2+ complexes in the gas phase. J Phys Chem A. 2010 Dec 9; 114(48):12646-55. PMID: 21077603.
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      61. Kintzer AF, Sterling HJ, Tang II, Williams E, Krantz BA. Anthrax toxin receptor drives protective antigen oligomerization and stabilizes the heptameric and octameric oligomer by a similar mechanism. PLoS One. 2010; 5(11):e13888. PMID: 21079738.
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      62. Feld GK, Thoren KL, Kintzer AF, Sterling HJ, Tang II, Greenberg SG, Williams E, Krantz BA. Structural basis for the unfolding of anthrax lethal factor by protective antigen oligomers. Nat Struct Mol Biol. 2010 Nov; 17(11):1383-90. PMID: 21037566.
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      63. Prell JS, Correra TC, Chang TM, Biles JA, Williams E. Entropy drives an attached water molecule from the C- to N-terminus on protonated proline. J Am Chem Soc. 2010 Oct 27; 132(42):14733-5. PMID: 20886878.
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      64. Donald WA, Williams E. An improved cluster pair correlation method for obtaining the absolute proton hydration energy and enthalpy evaluated with an expanded data set. J Phys Chem B. 2010 Oct 21; 114(41):13189-200. PMID: 20863092.
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      65. Sterling HJ, Williams E. Real-time hydrogen/deuterium exchange kinetics via supercharged electrospray ionization tandem mass spectrometry. Anal Chem. 2010 Nov 1; 82(21):9050-7. PMID: 20942406.
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      66. Sterling HJ, Daly MP, Feld GK, Thoren KL, Kintzer AF, Krantz BA, Williams E. Effects of supercharging reagents on noncovalent complex structure in electrospray ionization from aqueous solutions. J Am Soc Mass Spectrom. 2010 Oct; 21(10):1762-74. PMID: 20673639.
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      67. O'Brien JT, Prell JS, Bush MF, Williams E. Sulfate ion patterns water at long distance. J Am Chem Soc. 2010 Jun 23; 132(24):8248-9. PMID: 20518523.
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      68. Prell JS, Chang TM, O'Brien JT, Williams E. Hydration isomers of protonated phenylalanine and derivatives: relative stabilities from infrared photodissociation. J Am Chem Soc. 2010 Jun 9; 132(22):7811-9. PMID: 20469865.
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      69. Donald WA, Leib RD, Demireva M, Negru B, Neumark DM, Williams E. "Weighing" photon energies with mass spectrometry: effects of water on ion fluorescence. J Am Chem Soc. 2010 May 26; 132(20):6904-5. PMID: 20438075.
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      70. Kintzer AF, Sterling HJ, Tang II, Abdul-Gader A, Miles AJ, Wallace BA, Williams E, Krantz BA. Role of the protective antigen octamer in the molecular mechanism of anthrax lethal toxin stabilization in plasma. J Mol Biol. 2010 Jun 25; 399(5):741-58. PMID: 20433851.
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      71. Donald WA, Demireva M, Leib RD, Aiken MJ, Williams E. Electron hydration and ion-electron pairs in water clusters containing trivalent metal ions. J Am Chem Soc. 2010 Apr 7; 132(13):4633-40. PMID: 20218722.
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      72. Demireva M, Williams E. Measuring internal energy deposition in collisional activation using hydrated ion nanocalorimetry to obtain peptide dissociation energies and entropies. J Am Soc Mass Spectrom. 2010 Jul; 21(7):1133-43. PMID: 20363645.
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      73. Flick TG, Leib RD, Williams E. Direct standard-free quantitation of Tamiflu and other pharmaceutical tablets using clustering agents with electrospray ionization mass spectrometry. Anal Chem. 2010 Feb 15; 82(4):1179-82. PMID: 20092258.
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      74. Sterling HJ, Batchelor JD, Wemmer DE, Williams E. Effects of buffer loading for electrospray ionization mass spectrometry of a noncovalent protein complex that requires high concentrations of essential salts. J Am Soc Mass Spectrom. 2010 Jun; 21(6):1045-9. PMID: 20226685.
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      75. Prell JS, O'Brien JT, Williams E. IRPD spectroscopy and ensemble measurements: effects of different data acquisition and analysis methods. J Am Soc Mass Spectrom. 2010 May; 21(5):800-9. PMID: 20185332.
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      76. Prell JS, Flick TG, Oomens J, Berden G, Williams E. Coordination of trivalent metal cations to peptides: results from IRMPD spectroscopy and theory. J Phys Chem A. 2010 Jan 21; 114(2):854-60. PMID: 19950916.
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      77. Chung MK, Riby J, Li H, Iavarone AT, Williams E, Zheng Y, Rappaport SM. A sandwich enzyme-linked immunosorbent assay for adducts of polycyclic aromatic hydrocarbons with human serum albumin. Anal Biochem. 2010 May 1; 400(1):123-9. PMID: 20083082.
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      78. Funk WE, Li H, Iavarone AT, Williams E, Riby J, Rappaport SM. Enrichment of cysteinyl adducts of human serum albumin. Anal Biochem. 2010 May 1; 400(1):61-8. PMID: 20074543.
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      79. Donald WA, Williams E. Measuring the extent and width of internal energy deposition in ion activation using nanocalorimetry. J Am Soc Mass Spectrom. 2010 Apr; 21(4):615-25. PMID: 20106678.
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      80. Flick TG, Leib RD, Williams E. Standard-free quantitation of mixtures using clusters formed by electrospray mass spectrometry. Anal Chem. 2009 Oct 15; 81(20):8434-40. PMID: 19754104.
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      81. Bush MF, O'Brien JT, Prell JS, Wu CC, Saykally RJ, Williams E. Hydration of alkaline earth metal dications: effects of metal ion size determined using infrared action spectroscopy. J Am Chem Soc. 2009 Sep 23; 131(37):13270-7. PMID: 19754186.
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      82. Donald WA, Leib RD, Demireva M, O'Brien JT, Prell JS, Williams E. Directly relating reduction energies of gaseous Eu(H2O)n(3+), n = 55-140, to aqueous solution: the absolute SHE potential and real proton solvation energy. J Am Chem Soc. 2009 Sep 23; 131(37):13328-37. PMID: 19711981.
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      83. Batchelor JD, Sterling HJ, Hong E, Williams E, Wemmer DE. Receiver domains control the active-state stoichiometry of Aquifex aeolicus sigma54 activator NtrC4, as revealed by electrospray ionization mass spectrometry. J Mol Biol. 2009 Oct 30; 393(3):634-43. PMID: 19699748.
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      84. Prell JS, O'Brien JT, Steill JD, Oomens J, Williams E. Structures of protonated dipeptides: the role of arginine in stabilizing salt bridges. J Am Chem Soc. 2009 Aug 19; 131(32):11442-9. PMID: 19624125.
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      85. Kintzer AF, Thoren KL, Sterling HJ, Dong KC, Feld GK, Tang II, Zhang TT, Williams E, Berger JM, Krantz BA. The protective antigen component of anthrax toxin forms functional octameric complexes. J Mol Biol. 2009 Sep 25; 392(3):614-29. PMID: 19627991.
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      86. Sterling HJ, Williams E. Origin of supercharging in electrospray ionization of noncovalent complexes from aqueous solution. J Am Soc Mass Spectrom. 2009 Oct; 20(10):1933-43. PMID: 19682923.
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      87. Donald WA, Leib RD, O'Brien JT, Williams E. Directly relating gas-phase cluster measurements to solution-phase hydrolysis, the absolute standard hydrogen electrode potential, and the absolute proton solvation energy. Chemistry. 2009 Jun 8; 15(24):5926-34. PMID: 19440999.
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      88. Leib RD, Flick TG, Williams E. Direct quantitation of peptide mixtures without standards using clusters formed by electrospray ionization mass spectrometry. Anal Chem. 2009 May 15; 81(10):3965-72. PMID: 19354265.
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      89. O'Brien JT, Prell JS, Steill JD, Oomens J, Williams E. Changes in binding motif of protonated heterodimers containing valine and amines investigated using IRMPD spectroscopy between 800 and 3700 cm(-1) and theory. J Am Chem Soc. 2009 Mar 25; 131(11):3905-12. PMID: 19256491.
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      90. Prell JS, Williams E. Structures of thermal, mass-selected water clusters probed with hydrophobic ion tags and infrared photodissociation spectroscopy. J Am Chem Soc. 2009 Mar 25; 131(11):4110-9. PMID: 19292492.
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      91. Prell JS, Demireva M, Oomens J, Williams E. Role of sequence in salt-bridge formation for alkali metal cationized GlyArg and ArgGly investigated with IRMPD spectroscopy and theory. J Am Chem Soc. 2009 Jan 28; 131(3):1232-42. PMID: 19117387.
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      92. Bush MF, Oomens J, Williams E. Proton affinity and zwitterion stability: new results from infrared spectroscopy and theory of cationized lysine and analogues in the gas phase. J Phys Chem A. 2009 Jan 15; 113(2):431-8. PMID: 19128186.
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      93. Bush MF, Saykally RJ, Williams E. Infrared action spectra of Ca2+(H2O)(11-69) exhibit spectral signatures for condensed-phase structures with increasing cluster size. J Am Chem Soc. 2008 Nov 19; 130(46):15482-9. PMID: 18939831.
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      94. Holm AI, Donald WA, Hvelplund P, Larsen MK, Nielsen SB, Williams E. Investigation of energy deposited by femtosecond electron transfer in collisions using hydrated ion nanocalorimetry. J Phys Chem A. 2008 Oct 30; 112(43):10721-7. PMID: 18834102.
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      95. O'Brien JT, Prell JS, Steill JD, Oomens J, Williams E. Interactions of mono- and divalent metal ions with aspartic and glutamic acid investigated with IR photodissociation spectroscopy and theory. J Phys Chem A. 2008 Oct 30; 112(43):10823-30. PMID: 18828579.
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      96. Prell JS, O'Brien JT, Holm AI, Leib RD, Donald WA, Williams E. Electron capture by a hydrated gaseous peptide: effects of water on fragmentation and molecular survival. J Am Chem Soc. 2008 Sep 24; 130(38):12680-9. PMID: 18761457.
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      97. Bush MF, Oomens J, Saykally RJ, Williams E. Alkali metal ion binding to glutamine and glutamine derivatives investigated by infrared action spectroscopy and theory. J Phys Chem A. 2008 Sep 18; 112(37):8578-84. PMID: 18714968.
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      98. Donald WA, Leib RD, O'Brien JT, Holm AI, Williams E. Nanocalorimetry in mass spectrometry: a route to understanding ion and electron solvation. Proc Natl Acad Sci U S A. 2008 Nov 25; 105(47):18102-7. PMID: 18687894.
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      99. Bush MF, Saykally RJ, Williams E. Reactivity and infrared spectroscopy of gaseous hydrated trivalent metal ions. J Am Chem Soc. 2008 Jul 16; 130(28):9122-8. PMID: 18558673.
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      100. O'Brien JT, Williams E. Hydration of gaseous copper dications probed by IR action spectroscopy. J Phys Chem A. 2008 Jul 3; 112(26):5893-901. PMID: 18543884.
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      101. Bush MF, Oomens J, Saykally RJ, Williams E. Effects of alkaline earth metal ion complexation on amino acid zwitterion stability: results from infrared action spectroscopy. J Am Chem Soc. 2008 May 21; 130(20):6463-71. PMID: 18444620.
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      102. Donald WA, Williams E. Evaluation of different implementations of the Thomson liquid drop model: comparison to monovalent and divalent cluster ion experimental data. J Phys Chem A. 2008 Apr 24; 112(16):3515-22. PMID: 18358015.
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      103. O'Brien JT, Prell JS, Holm AI, Williams E. Effects of electron kinetic energy and ion-electron inelastic collisions in electron capture dissociation measured using ion nanocalorimetry. J Am Soc Mass Spectrom. 2008 Jun; 19(6):772-9. PMID: 18372190.
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      104. Donald WA, Leib RD, O'Brien JT, Bush MF, Williams E. Absolute standard hydrogen electrode potential measured by reduction of aqueous nanodrops in the gas phase. J Am Chem Soc. 2008 Mar 19; 130(11):3371-81. PMID: 18288835.
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      105. Forbes MW, Bush MF, Polfer NC, Oomens J, Dunbar RC, Williams E, Jockusch RA. Infrared spectroscopy of arginine cation complexes: direct observation of gas-phase zwitterions. J Phys Chem A. 2007 Nov 22; 111(46):11759-70. PMID: 17973465.
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      106. Bush MF, Saykally RJ, Williams E. Hydration of the calcium dication: direct evidence for second shell formation from infrared spectroscopy. Chemphyschem. 2007 Oct 22; 8(15):2245-53. PMID: 17876863.
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      107. Bush MF, Prell JS, Saykally RJ, Williams E. One water molecule stabilizes the cationized arginine zwitterion. J Am Chem Soc. 2007 Nov 7; 129(44):13544-53. PMID: 17929811.
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      108. Holm AI, Hvelplund P, Kadhane U, Larsen MK, Liu B, Nielsen SB, Panja S, Pedersen JM, Skrydstrup T, Støchkel K, Williams E, Worm ES. On the mechanism of electron-capture-induced dissociation of peptide dications from 15n-labeling and crown-ether complexation. J Phys Chem A. 2007 Oct 4; 111(39):9641-3. PMID: 17850054.
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      135. Iavarone AT, Williams E. Collisionally activated dissociation of supercharged proteins formed by electrospray ionization. Anal Chem. 2003 Sep 1; 75(17):4525-33. PMID: 14632060.
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      136. Kelley WP, Wolters AM, Sack JT, Jockusch RA, Jurchen JC, Williams E, Sweedler JV, Gilly WF. Characterization of a novel gastropod toxin (6-bromo-2-mercaptotryptamine) that inhibits shaker K channel activity. J Biol Chem. 2003 Sep 12; 278(37):34934-42. PMID: 12815055.
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