| Differential mobility separation of ions using a rectangular asymmetric waveform D Papanastasiou, H Wollnik, G Rico, F Tadjimukhamedov, W Mueller, ... The Journal of Physical Chemistry A 112 (16), 3638-3645, 2008 | 64 | 2008 |
| Simulation of ion motion in FAIMS through combined use of SIMION and modified SDS S Prasad, K Tang, D Manura, D Papanastasiou, RD Smith Analytical chemistry 81 (21), 8749-8757, 2009 | 44 | 2009 |
| Identification of PAH isomeric structure in cosmic dust analogs: the AROMA setup H Sabbah, A Bonnamy, D Papanastasiou, J Cernicharo, JA Martín-Gago, ... The Astrophysical Journal 843 (1), 34, 2017 | 43 | 2017 |
| Liquid chromatography/electrospray ionization/ion mobility spectrometry of chlorophenols with full flow from large bore LC columns FK Tadjimukhamedov, JA Stone, D Papanastasiou, JE Rodriguez, ... International Journal for Ion Mobility Spectrometry 11, 51-60, 2008 | 34 | 2008 |
| High-energy and low-energy collision-induced dissociation of protonated flavonoids generated by MALDI and by electrospray ionization RE March, H Li, O Belgacem, D Papanastasiou International Journal of Mass Spectrometry 262 (1-2), 51-66, 2007 | 28 | 2007 |
| Ion analysis apparatus and method of use R Giles, D Papanastasiou US Patent 8,610,054, 2013 | 27 | 2013 |
| The omnitrap platform: a versatile segmented linear ion trap for multidimensional multiple-stage tandem mass spectrometry D Papanastasiou, D Kounadis, A Lekkas, I Orfanopoulos, A Mpozatzidis, ... Journal of the American Society for Mass Spectrometry 33 (10), 1990-2007, 2022 | 22 | 2022 |
| Size-dependent hydrogen atom attachment to gas-phase hydrogen-deficient polypeptide radical cations LH Di Stefano, D Papanastasiou, RA Zubarev Journal of the American Chemical Society 140 (2), 531-533, 2018 | 17 | 2018 |
| Efficient detection of ion species utilizing fluorescence and optics E Raptakis, D Papanastasiou US Patent App. 13/897,378, 2013 | 15 | 2013 |
| Ion thermalization using pressure transients in a quadrupole ion trap coupled to a vacuum matrix-assisted laser desorption ionization source and a reflectron time-of-flight … D Papanastasiou, O Belgacem, M Sudakov, E Raptakis Review of Scientific Instruments 79 (5), 2008 | 13 | 2008 |
| Control of ions D Papanastasiou, E Raptakis, D Kounadis, A Lekkas, I Orfanopoulos, ... US Patent 9,589,777, 2017 | 12 | 2017 |
| Characterization of carbon fractal-like aggregates by size distribution measurements and theoretical calculations YDKE M. I. Gini, C. Helmisb, A. D. Melas, D. Papanastasiou, G. Orfanopoulos ... Aerosol Science and Technology 50 (2), 133-147, 2016 | 12 | 2016 |
| Method and apparatus for thermalization of ions E Raptakis, D Papanastasiou, A Bowdler US Patent 8,198,582, 2012 | 10 | 2012 |
| A mass-selective ion transfer line coupled with a uniform supersonic flow for studying ion–molecule reactions at low temperatures B Joalland, N Jamal-Eddine, D Papanastasiou, A Lekkas, S Carles, ... The Journal of chemical physics 150 (16), 2019 | 9 | 2019 |
| Control of ions E Raptakis, D Papanastasiou US Patent 9,190,255, 2015 | 9 | 2015 |
| Ion guide with different order multipolar field order distributions across like segments D Papanastasiou, E Raptakis US Patent 9,123,517, 2015 | 9 | 2015 |
| High-throughput determination of dry mass of single bacterial cells by ultrathin membrane resonators A Sanz-Jiménez, O Malvar, JJ Ruz, S García-López, PM Kosaka, ... Communications Biology 5 (1), 1227, 2022 | 8 | 2022 |
| Experimental and numerical investigations of under-expanded gas flows for optimal operation of a novel multipole differential ion mobility filter in the first vacuum-stage of a … D Papanastasiou, D Kounadis, I Orfanopoulos, A Lekkas, A Zacharos, ... International Journal of Mass Spectrometry 465, 116605, 2021 | 6 | 2021 |
| Dynamic pressure measurements during pulsed gas injection in a quadrupole ion trap D Papanastasiou, L Ding, E Raptakis, I Brookhouse, J Cunningham, ... Vacuum 81 (4), 446-452, 2006 | 6 | 2006 |
| A quadrupole ion trap/time-of-flight mass spectrometer combined with a vacuum matrix-assisted laser desorption ionization source D Papanastasiou, O Belgacem, H Montgomery, E Raptakis, M Sudakov Practical Aspects of Trapped Ion Mass Spectrometry: Volume IV: Theory and …, 2010 | 5 | 2010 |
Richard D SmithChief Scientist and Battelle Fellow, Biological Sciences Division, PNNLVerified email at pnnl.gov
