Matrix‐assisted laser desorption/ionization‐quadrupole ion trap‐time of flight mass spectrometry sequencing resolves structures of unidentified peptides obtained by in‐gel … C Koy, S Mikkat, E Raptakis, C Sutton, M Resch, K Tanaka, MO Glocker Proteomics 3 (6), 851-858, 2003 | 74 | 2003 |
MALDI‐TOF MS for microbial identification: Years of experimental development to an established protocol W Kallow, M Erhard, HN Shah, E Raptakis, M Welker Mass spectrometry for microbial proteomics, 255-276, 2010 | 69 | 2010 |
Comparison of CID spectra of singly charged polypeptide antibiotic precursor ions obtained by positive‐ion vacuum MALDI IT/RTOF and TOF/RTOF, AP‐MALDI‐IT and ESI‐IT mass … E Pittenauer, M Zehl, O Belgacem, E Raptakis, R Mistrik, G Allmaier Journal of mass spectrometry 41 (4), 421-447, 2006 | 48 | 2006 |
Dissociation of biomolecules using a ultraviolet matrix‐assisted laser desorption/ionisation time‐of‐flight/curved field reflectron tandem mass spectrometer equipped with a … O Belgacem, A Bowdler, I Brookhouse, FL Brancia, E Raptakis Rapid Communications in Mass Spectrometry: An International Journal Devoted …, 2006 | 43 | 2006 |
Tandem time-of-flight mass spectrometer (TOF-TOF) with a quadratic-field ion mirror AE Giannakopulos, B Thomas, AW Colburn, DJ Reynolds, EN Raptakis, ... Review of scientific instruments 73 (5), 2115-2123, 2002 | 38 | 2002 |
Pitfalls on the road to the ideal time-of-flight mirror: ideal time-focusing in the second stage of tandem mass spectrometers AA Makarov, EN Raptakis, PJ Derrick International journal of mass spectrometry and ion processes 146, 165-182, 1995 | 37 | 1995 |
In-series combination of a magnetic-sector mass spectrometer with a time-of-flight quadratic-field ion mirror UN Andersen, AW Colburn, AA Makarov, EN Raptakis, DJ Reynolds, ... Review of scientific instruments 69 (4), 1650-1660, 1998 | 32 | 1998 |
Ion optics system for TOF mass spectrometer AR Bowdler, E Raptakis US Patent 6,888,129, 2005 | 21 | 2005 |
Comparison of vacuum matrix-assisted laser desorption/ionization (MALDI) and atmospheric pressure MALDI (AP-MALDI) tandem mass spectrometry of 2-dimensional separated and … C Mayrhofer, S Krieger, E Raptakis, G Allmaier Journal of proteome research 5 (8), 1967-1978, 2006 | 19 | 2006 |
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 | 14 | 2008 |
Control of ions D Papanastasiou, E Raptakis, D Kounadis, A Lekkas, I Orfanopoulos, ... US Patent 9,589,777, 2017 | 12 | 2017 |
Method and apparatus for thermalization of ions E Raptakis, D Papanastasiou, A Bowdler US Patent 8,198,582, 2012 | 12 | 2012 |
Ion guide with different order multipolar field order distributions across like segments D Papanastasiou, E Raptakis US Patent 9,123,517, 2015 | 11 | 2015 |
Control of ions E Raptakis, D Papanastasiou US Patent 9,190,255, 2015 | 9 | 2015 |
Mass spectrometry for microbial proteomics W Kallow, M Erhard, HN Shah, E Raptakis, M Welker, SE Gharbia, ... John Wiley & Sons, Ltd, 2010 | 9 | 2010 |
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 | 8 | 2021 |
Ion selector A Bowdler, I Brookhouse, E Raptakis US Patent 7,579,586, 2009 | 7 | 2009 |
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 | 7 | 2006 |
Ion optics system for TOF mass spectrometer AR Bowdler, E Raptakis US Patent 7,041,970, 2006 | 7 | 2006 |