Auger electron emission initiated by the creation of valence-band holes in graphene by positron annihilation VA Chirayath, V Callewaert, AJ Fairchild, MD Chrysler, RW Gladen, ... Nature communications 8 (1), 16116, 2017 | 34 | 2017 |
Efficient machine learning approach for optimizing the timing resolution of a high purity germanium detector RW Gladen, VA Chirayath, AJ Fairchild, MT Manry, AR Koymen, ... Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2020 | 11 | 2020 |
Digital methods for the coincident measurement of the energies of positron-induced electrons and Doppler-shifted annihilation gamma quanta RW Gladen, VA Chirayath, AJ Fairchild, AR Koymen, AH Weiss Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2020 | 11 | 2020 |
A multi-stop time-of-flight spectrometer for the measurement of positron annihilation-induced electrons in coincidence with the Doppler-shifted annihilation gamma photon VA Chirayath, RW Gladen, AD McDonald, AJ Fairchild, PV Joglekar, ... Review of Scientific Instruments 91 (3), 2020 | 10 | 2020 |
Investigation of graphene using low energy positron annihilation induced Doppler broadening spectroscopy VA Chirayath, MD Chrysler, AD McDonald, RW Gladen, AJ Fairchild, ... Journal of Physics: Conference Series 791 (1), 012032, 2017 | 8 | 2017 |
Laboratory search for Fe IX solar diagnostic lines using an electron beam ion trap E Träbert, P Beiersdorfer, GV Brown, N Hell, JK Lepson, AJ Fairchild, ... Atoms 10 (4), 115, 2022 | 6 | 2022 |
Photoemission spectroscopy using virtual photons emitted by positron sticking: a complementary probe for top-layer surface electronic structures AJ Fairchild, VA Chirayath, RW Gladen, AR Koymen, AH Weiss, ... Physical Review Letters 129 (10), 106801, 2022 | 6 | 2022 |
Modelling the line shape of very low energy peaks of positron beam induced secondary electrons measured using a time of flight spectrometer AJ Fairchild, VA Chirayath, RW Gladen, MD Chrysler, AR Koymen, ... Journal of Physics: Conference Series 791 (1), 012030, 2017 | 6 | 2017 |
Measurement of the full electron spectrum associated with the Ag N3VV Auger transitions: Evidence for the contribution of multi-electron Auger processes PV Joglekar, RW Gladen, VA Chirayath, AJ Fairchild, S Kalaskar, ... Journal of electron spectroscopy and related phenomena 235, 16-22, 2019 | 5 | 2019 |
Implementation of a machine learning technique for estimating gamma direction using a coaxial high purity germanium detector RW Gladen, TJ Harvey, SS Chirayath, AJ Fairchild, AR Koymen, ... Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2022 | 4 | 2022 |
Positronium formation in graphene and graphite VA Chirayath, AJ Fairchild, RW Gladen, MD Chrysler, AR Koymen, ... AIP Conference Proceedings 2182 (1), 2019 | 4 | 2019 |
Direct evidence for low-energy electron emission following O LVV Auger transitions at oxide surfaces AJ Fairchild, VA Chirayath, PA Sterne, RW Gladen, AR Koymen, ... Scientific Reports 10 (1), 17993, 2020 | 3 | 2020 |
Application of Doppler broadened gamma spectroscopy to study the surface of graphene AH Weiss, VA Chirayath, RW Gladen, AJ Fairchild, MD Chrysler, ... AIP Conference Proceedings 2182 (1), 2019 | 3 | 2019 |
Elemental characterization of the topmost atomic layer of surface using Doppler broadening spectroscopy AH Weiss, VA Chirayath, RW Gladen, AJ Fairchild, PA Sterne, ... Lawrence Livermore National Lab.(LLNL), Livermore, CA (United States) 137 …, 2020 | 2 | 2020 |
Time of flight spectra of electrons emitted from graphite after positron annihilation RW Gladen, VA Chirayath, MD Chrysler, AD Mcdonald, AJ Fairchild, ... Journal of Physics: Conference Series 791 (1), 012031, 2017 | 2 | 2017 |
Monte Carlo analysis of the contributions of long-lived positronium to the spectra of positron-impact-induced secondary electrons measured using an annihilation-gamma-triggered … S Lotfimarangloo, VA Chirayath, S Mukherjee, H Akafzade, AJ Fairchild, ... Nuclear Instruments and Methods in Physics Research Section B: Beam …, 2023 | 1 | 2023 |
Modeling Positronium induced background in the time-of-flight (TOF) spectra of positron induced secondary electrons using Monte Carlo methods. V Chirayath, S Lotfimarangloo, A Fairchild, R Gladen, J Driscoll, ... APS March Meeting Abstracts 2022, G00. 163, 2022 | 1 | 2022 |
Identification of Auger mechanisms responsible for low energy electron emission from graphene on copper using Auger-gamma coincidence spectroscopy RW Gladen, VA Chirayath, PA Sterne, AJ Fairchild, AR Koymen, ... Journal of Electron Spectroscopy and Related Phenomena 251, 147095, 2021 | 1 | 2021 |
Estimation of Ortho-Positronium Pick-Off Contributions to the Coincident Measurement of the Energy Spectrum of Positron-Induced Electrons and Annihilation Gamma Quanta RW Gladen, VA Chirayath, AJ Fairchild, S Lotfimarangloo, PA Sterne, ... Lawrence Livermore National Lab.(LLNL), Livermore, CA (United States), 2020 | 1 | 2020 |
Positron induced electron emission from graphite AJ Fairchild, VA Chirayath, RW Gladen, AR Koymen, AH Weiss AIP Conference Proceedings 2182 (1), 2019 | 1 | 2019 |