N. C. Polfer

Dunbar, R. C., Steill, J. D., Polfer, N. C., & Oomens, J. . (2013). Metal Cation Binding to Gas-Phase Pentaalanine: Divalent Ions Restructure the Complex. Journal of Physical Chemistry A, 117(6), 1094-1101. https://doi.org/10.1021/jp304256f (Original work published 2025)

Tirado, M. ., Rutters, J. ., Chen, X. ., Yeung, A. ., van Maarseveen, J. ., Eyler, J. R., … Polfer, N. C. (2012). Disfavoring Macrocycle b Fragments by Constraining Torsional Freedom: The "Twisted" Case of QWFGLM b(6). Journal of the American Society for Mass Spectrometry, 23, 475-482. https://doi.org/10.1007/s13361-011-0315-5 (Original work published 2025)

Dunbar, R. C., Steill, J. D., Polfer, N. C., Berden, G. ., & Oomens, J. . (2012). Peptide Bond Tautomerization Induced by Divalent Metal Ions: Characterization of the Iminol Configuration. Angewandte Chemie-International Edition, 51(19), 4591-4593. https://doi.org/10.1002/anie.201200437

Contreras, C. S., Polfer, N. C., Oomens, J. ., Steill, J. D., Bendiak, B. ., & Eyler, J. R. (2012). On the path to glycan conformer identification: Gas-phase study of the anomers of methyl glycosides of N-acetyl-d-glucosamine and N-acetyl-d-galactosamine. International Journal of Mass Spectrometry, 330–332, 285-294. https://doi.org/10.1016/j.ijms.2012.09.010

Dunbar, R. C., Polfer, N. C., Berden, G. ., & Oomens, J. . (2012). Metal ion binding to peptides: Oxygen or nitrogen sites?. International Journal of Mass Spectrometry, 330–332, 71-77. https://doi.org/10.1016/j.ijms.2012.10.006

Zou, S. ., Oomens, J. ., & Polfer, N. C. (2012). Competition between diketopiperazine and oxazolone formation in water loss products from protonated ArgGly and GlyArg. International Journal of Mass Spectrometry, 316, 12-17. https://doi.org/10.1016/j.ijms.2011.12.020 (Original work published 2025)

Chen, X. ., Tirado, M. ., Steill, J. D., Oomens, J. ., & Polfer, N. C. (2011). Cyclic peptide as reference system for b ion structural analysis in the gas phase. Journal of Mass Spectrometry, 46(10), 1011-1015. https://doi.org/10.1002/jms.1982 (Original work published 2025)

Contreras, C. S., Polfer, N. C., Chung, A. C., Oomens, J. ., & Eyler, J. R. (2010). Hydrogen/deuterium exchange of phenylalanine analogs studied with infrared multiple photon dissociation. International Journal of Mass Spectrometry, 297, 162-169. Retrieved from <Go to ISI>://000284657600022 (Original work published 2025)

Dunbar, R. C., Steill, J. D., Polfer, N. C., & Oomens, J. . (2009). Dimeric Complexes of Tryptophan with M2+ Metal Ions. Journal of Physical Chemistry A, 113, 845-851. Retrieved from <Go to ISI>://000262902500009 (Original work published 2025)

Chen, X. ., Yu, L. ., Steill, J. D., Oomens, J. ., & Polfer, N. C. (2009). Effect of Peptide Fragment Size on the Propensity of Cyclization in Collision-Induced Dissociation: Oligoglycine b(2)-b(8). Journal of the American Chemical Society, 131, 18272-18282. Retrieved from <Go to ISI>://000273615800038 (Original work published 2025)