Publications

At Bradley University

7) Smith, C.G.; Clowers, B.H.; Kregel, S.J.*; A Hybrid Vacuum Flange RF Oscillator for Low-Cost Mass Spectrometry. Journal of the American Chemical Society, 2025. DOI: https://doi.org/10.1021/jasms.4c00410

Prior To Bradley University

6) Kregel, S.J.; Derrah, T.; Moon, S.; Limmer, D.; Nathanson, G.N.; Bertram, T.H.; Weak Temperature Dependance of the Relative Rates of Chlorination     and Hydrolysis of N2O5 in NaCl-Water Solutions. The Journal of Physical Chemistry A, 2023, 127, 7, 1675-1685. doi.org/10.1021/acs.jpca.2c06543

5) Kregel, S.J.*; Thompson, B.J.; Nathanson, G.N.; Bertram, T.H.; The Wisconsin Oscillator: A Low-Cost Circuit for Powering Ion Guides, Funnels and Traps.  Journal of the American Society for Mass Spectrometry, 32, 12, 2821-2826 (2021). doi.org/10.1021/jasms.1c00247

4) Kregel, S.J.; Garand, E., Ground and low-lying excited states of phenoxy, 1-naphthoxy, and 2-naphthoxy radicals via anion photoelectron spectroscopy. The Journal of Chemical Physics 149 (7) 074309 (2018). doi.org/10.1063/1.5045685

3) Kregel, S.J.; Thurston, G.K.; Garand, E. Photoelectron spectroscopy of anthracene and fluoranthene radical anions. The Journal of Chemical Physics. 148 (23) 2343060 (2018). (Editor’s Pick). doi.org/10.1063/1.5036757

2) Voss, J.M.; Kregel, S.J.; Fischer, K.C.; & Garand, E. IR-IR Conformation Specific Spectroscopy of Na+(Glucose) Adducts. Journal of The American Society for Mass Spectrometry, 29, 42-50 (2018). doi.org/10.1007/s13361-017-1813-x

1) Kregel, S.J.; Thurston, G.K.; Zhou, J.; & Garand, E. A multi-plate velocity-map imaging design for high-resolution photoelectron spectroscopy. The Journal of Chemical Physics. 147 094201 (2017). doi.org/10.1063/1.4996011