• Gap-free Information Transfer in 4D-STEM via Fusion of Complementary Scattering Channels
    S. You, G. Varnavides, S. Khavnekar, N. Palatkin, S. Shao, M. Wu, D. G. Stroppa, D. Chernikova, B. Zhu, R. Egoavil, S. Vespucci, X. Ye, F. K. M. Schur, E. Spiecker, P. Pelz
    arXiv (Cornell University) (2025)
    Scattering Phase-contrast imaging
    0 cits Open Access
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  • Identification of polytypism and their dislocations in bilayer MoS2 using correlative transmission electron microscopy and Raman spectroscopy
    X. Zhou, T. Dierke, M. Wu, S. You, K. Götz, T. Unruh, P. Pelz, J. Will, J. Maultzsch, E. Spiecker
    npj 2D Materials and Applications 9 (2025)
    Raman spectroscopy Correlative Transmission electron microscopy Bilayer
    2 cits Open Access
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  • Kinetically Controlled Seed-Mediated Synthesis of Colloidal Copper Nanotetrahedra with Intricate Internal Structure
    S. Jeong, M. Wu, R. X. Skalla, B. Paranzino, A. Kichigin, B. Zhu, A. N. Butrum-Griffith, X. Zhan, Y. Zhong, C. Yan, P. Pelz, C. Ophus, S. Rechberger, Y. Wang, J. Chen, A. Yasuhara, Y. Aoyama, M. Kakefuda, K. A. Willets, E. Spiecker, X. Ye
    Journal of the American Chemical Society 147, 37622-37633 (2025)
    Nanocrystal Nucleation Transmission electron microscopy Copper Surface plasmon resonance Monomer
    1 cit
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  • Multi-slice electron ptychographic tomography for three-dimensional phase-contrast microscopy beyond the depth of focus limits
    A. Romanov, M. G. Cho, M. C. Scott, P. Pelz
    Journal of Physics: Materials 8, 015005 (2025)
    6 cits 3.0× field avg Top 10% Open Access
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  • Near-isotropic sub-Ångstrom 3d resolution phase contrast imaging achieved by end-to-end ptychographic electron tomography
    S. You, A. Romanov, P. M. Pelz
    Physica Scripta 100, 015404 (2025)
    Tomography Isotropy Phase-contrast imaging Phase contrast microscopy Optics
    9 cits 5.2× field avg Top 10% Open Access
    Details DOI Code Project Page
  • Sub-Ångstrom 3D Resolution, Volume Imaging Beyond the Depth of Focus Limit, and Automated Tomography Using Electron Ptychography
    P. Pelz, S. You, M. Wu, N. Palatkin
    Microscopy and Microanalysis 31 (2025)
    Details DOI
  • Information Transfer Improvement by Parallax Correction and Ptychography Reconstruction Applied to Fast Large-Area 4D STEM Experiments
    D. G. Stroppa, S. Ribet, G. Varnavides, C. Ophus, P. Pelz
    Microscopy and Microanalysis 30 (2024)
    Parallax Ptychography Optics
    0 cits
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  • Information Transfer Improvement by Parallax Correction and Ptychography Reconstruction Applied to Large-Area 4D STEM Experiments
    D. Stroppa, S. Ribet, G. Varnavides, C. Ophus, P. Pelz
    BIO Web of Conferences 129, 04027 (2024)
    Parallax Ptychography
    0 cits Open Access
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  • The 4D Camera: An 87 kHz Direct Electron Detector for Scanning/Transmission Electron Microscopy
    P. Ercius, I. J. Johnson, P. Pelz, B. H. Savitzky, L. Hughes, H. G. Brown, S. E. Zeltmann, S. Hsu, C. C. S. Pedroso, B. E. Cohen, R. Ramesh, D. Paul, J. M. Joseph, T. Stezelberger, C. Czarnik, M. Lent, E. Fong, J. Ciston, M. C. Scott, C. Ophus, A. M. Minor, P. Denes
    Microscopy and Microanalysis 30, 903-912 (2024)
    Electron Scanning transmission electron microscopy Detector Scanning confocal electron microscopy Conventional transmission electron microscope Transmission electron microscopy
    29 cits 4.8× field avg Top 10% Open Access
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  • Towards in-situ 4D-STEM observation of texture evolution in nano-crystalline thin films
    M. Wu, C. Hsieh, D. Stroppa, P. Pelz, C. Ophus, P. Lu, R. Dunin-Borkowski, C. Harreiss, P. Denninger, E. Spiecker
    BIO Web of Conferences 129, 07006 (2024)
    In situ Nano-
    0 cits Open Access
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  • Using Phase Contrast 4D-STEM to solve 3D Inorganic and Biological Nanostructures
    C. Ophus, S. Ribet, G. Varnavides, P. M. Pelz
    Microscopy and Microanalysis 30 (2024)
    Phase contrast microscopy Nanostructure Nanotechnology
    0 cits
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  • Analysis of Strain and Defects in Tellurium-WSe2 Moiré Heterostructures Using Scanning Nanodiffraction
    B. Sari, S. E. Zeltmann, C. Zhao, P. M. Pelz, A. Javey, A. M. Minor, C. Ophus, M. C. Scott
    ACS Nano 17, 22326-22333 (2023)
    Heterojunction Tellurium Semiconductor Condensed matter physics Moiré pattern
    16 cits Open Access
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  • Controlled Self-Assembly of Gold Nanotetrahedra into Quasicrystals and Complex Periodic Supracrystals
    Y. Wang, J. Chen, R. Li, A. Götz, D. Drobek, T. Przybilla, S. Hübner, P. Pelz, L. Yang, B. A. Zubiri, E. Spiecker, M. Engel, X. Ye
    Journal of the American Chemical Society 145, 17902-17911 (2023)
    Quasicrystal Tetrahedron Self-assembly Curvature
    28 cits 2.6× field avg Top 10% Open Access
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  • High-resolution 3D phase-contrast imaging beyond the depth of field limit via ptychographic multi-slice electron tomography
    A. V. Romanov, M. G. Cho, M. Scott, C. Ophus, P. Pelz
    arXiv (Cornell University) (2023)
    Electron tomography Optics Phase-contrast imaging
    1 cit Open Access
    Details DOI
  • Imaging the electron charge density in monolayer MoS2 at the Ångstrom scale
    J. Martis, S. Susarla, A. Rayabharam, C. Su, T. Paule, P. Pelz, C. Huff, X. Xu, H. Li, M. Jaikissoon, V. Chen, E. Pop, K. Saraswat, A. Zettl, N. R. Aluru, R. Ramesh, P. Ercius, A. Majumdar
    Nature Communications 14 (2023)
    Core charge Electron Core electron Scanning transmission electron microscopy Atomic physics Valence electron
    26 cits 7.0× field avg Top 10% Open Access
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  • Observation of Simultaneous Successive Twinning Using Atomic Electron Tomography
    P. M. Pelz, C. Groschner, A. Bruefach, C. Ophus, M. C. Scott
    Microscopy and Microanalysis 29, 707-708 (2023)
    Crystal twinning Electron tomography Electron
    0 cits Open Access
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  • Resolution of Virtual Depth Sectioning from Four-Dimensional Scanning Transmission Electron Microscopy
    E. W. C. Terzoudis-Lumsden, T. C. Petersen, H. G. Brown, P. M. Pelz, C. Ophus, S. D. Findlay
    Microscopy and Microanalysis 29, 1409-1421 (2023)
    Optical sectioning Optics Parallax Dark field microscopy Scanning transmission electron microscopy Scattering
    13 cits 3.5× field avg Top 10% Open Access
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  • Solving complex nanostructures with ptychographic atomic electron tomography
    P. M. Pelz, S. M. Griffin, S. Stonemeyer, D. Popple, H. DeVyldere, P. Ercius, A. Zettl, M. C. Scott, C. Ophus
    Nature Communications 14 (2023)
    Electron tomography Nanomaterials Atomic units Electron diffraction High-resolution transmission electron microscopy
    48 cits 16.6× field avg Top 1% Open Access
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  • Using 4D-STEM to measure the nanoscale structure of materials in two and three dimensions
    C. Ophus, P. M. Pelz, H. A. Sternlict, B. H. Savitzky, A. Rakowski, A. Bruefach, S. Ribet, M. S. Scott
    Acta Crystallographica Section A Foundations and Advances 79, C251-C251 (2023)
    Nanoscopic scale
    0 cits Open Access
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  • Using a fast hybrid pixel detector for dose-efficient diffraction imaging beam-sensitive organic molecular thin films
    M. Wu, D. G. Stroppa, P. Pelz, E. Spiecker
    Journal of Physics: Materials 6, 045008 (2023)
    Detector Crystallite Optics
    10 cits Open Access
    Details DOI
  • Virtual imaging enabled by scattering matrix reconstruction from 4D scanning transmission electron microscopy
    E. W. C. Terzoudis-Lumsden, T. C. Petersen, H. G. Brown, P. M. Pelz, C. Ophus, S. D. Findlay
    Acta Crystallographica Section A Foundations and Advances 79, C1092-C1092 (2023)
    Scanning transmission electron microscopy Scattering Transmission electron microscopy
    0 cits Open Access
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  • A Three-Dimensional Reconstruction Algorithm for Scanning Transmission Electron Microscopy Data from a Single Sample Orientation
    H. G. Brown, P. M. Pelz, S. Hsu, Z. Zhang, R. Ramesh, K. Inzani, E. Sheridan, S. M. Griffin, M. Schloz, T. C. Pekin, C. T. Koch, S. D. Findlay, L. J. Allen, M. C. Scott, C. Ophus, J. Ciston
    Microscopy and Microanalysis 28, 1632-1640 (2022)
    Electron tomography Scanning confocal electron microscopy Transmission electron microscopy Scanning transmission electron microscopy Microscopy Optics
    13 cits Open Access
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  • Observation of formation and local structures of metal-organic layers via complementary electron microscopy techniques
    X. Peng, P. M. Pelz, Q. Zhang, P. Chen, L. Cao, Y. Zhang, H. Liao, H. Zheng, C. Wang, S. Sun, M. C. Scott
    Nature Communications 13 (2022)
    Transmission electron microscopy Electron microscope
    43 cits 3.2× field avg Top 10% Open Access
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  • Qualitative Phase Contrast Imaging using Interferometric 4DSTEM
    A. Ducharme, P. Pelz, L. Brown, P. Ercius, B. McMorran
    Microscopy and Microanalysis 28, 2504-2505 (2022)
    Interferometry Phase contrast microscopy Phase-contrast imaging
    0 cits Open Access
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  • Real-Time Interactive 4D-STEM Phase-Contrast Imaging From Electron Event Representation Data: Less computation with the right representation
    P. M. Pelz, I. Johnson, C. Ophus, P. Ercius, M. C. Scott
    IEEE Signal Processing Magazine 39, 25-31 (2022)
    Detector Scanning transmission electron microscopy Frame rate
    24 cits 3.6× field avg Top 10% Open Access
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  • Simultaneous Successive Twinning Captured by Atomic Electron Tomography
    P. M. Pelz, C. Groschner, A. Bruefach, A. Satariano, C. Ophus, M. C. Scott
    ACS Nano 16, 588-596 (2022)
    Crystal twinning Icosahedral symmetry Nanostructure Electron tomography Nanoparticle Atomic units
    24 cits 3.7× field avg Top 10% Open Access
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  • Structured Illumination Electron Ptychography at the Atomic Scale
    P. Pelz, H. DeVyldere, P. Ercius, M. Scott
    Microscopy and Microanalysis 28, 388-390 (2022)
    Atomic units Ptychography
    4 cits Open Access
    Details DOI
  • A Fast Algorithm for Scanning Transmission Electron Microscopy Imaging and 4D-STEM Diffraction Simulations
    P. M. Pelz, A. Rakowski, L. R. DaCosta, B. H. Savitzky, M. C. Scott, C. Ophus
    Microscopy and Microanalysis 27, 835-848 (2021)
    Prism Scanning transmission electron microscopy Scattering
    16 cits 2.6× field avg Top 10% Open Access
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  • A faster image simulation algorithm for scanning transmission electron microscopy
    P. Pelz, L. DaCosta, A. M. Rakowski, M. Scott, C. Ophus
    Microscopy and Microanalysis 27, 1272-1275 (2021)
    Transmission electron microscopy Scanning transmission electron microscopy
    0 cits Open Access
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  • Materials Science Applications and Analysis of Very Large 4D-STEM Experiments
    C. Ophus, B. Savitzky, P. Pelz, A. M. Rakowski, L. R. DaCosta, L. Hughes, S. Zeltmann, K. C. Bustillo, M. Scott, A. Minor
    Microscopy and Microanalysis 27, 14-15 (2021)
    0 cits Open Access
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  • Phase-contrast imaging of multiply-scattering extended objects at atomic resolution by reconstruction of the scattering matrix
    P. M. Pelz, H. G. Brown, S. Stonemeyer, S. D. Findlay, A. Zettl, P. Ercius, Y. Zhang, J. Ciston, M. C. Scott, C. Ophus
    Physical Review Research 3 (2021)
    Scattering Optics
    19 cits 4.8× field avg Top 10% Open Access
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  • Prismatic 2.0 – Simulation software for scanning and high resolution transmission electron microscopy (STEM and HRTEM)
    L. R. DaCosta, H. G. Brown, P. M. Pelz, A. Rakowski, N. Barber, P. O’Donovan, P. McBean, L. Jones, J. Ciston, M. Scott, C. Ophus
    Micron 151, 103141 (2021)
    Computational science Scanning transmission electron microscopy
    94 cits 12.8× field avg Top 1% Open Access
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  • Py4DSTEM: A Software Package for Four-Dimensional Scanning Transmission Electron Microscopy Data Analysis
    B. H. Savitzky, S. E. Zeltmann, L. A. Hughes, H. G. Brown, S. Zhao, P. M. Pelz, T. C. Pekin, E. S. Barnard, J. Donohue, L. R. DaCosta, E. Kennedy, Y. Xie, M. T. Janish, M. M. Schneider, P. Herring, C. Gopal, A. Anapolsky, R. Dhall, K. C. Bustillo, P. Ercius, M. C. Scott, J. Ciston, A. M. Minor, C. Ophus
    Microscopy and Microanalysis 27, 712-743 (2021)
    Software
    295 cits 34.8× field avg Top 1% Open Access
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  • Real-time interactive ptychography from electron event representation data
    P. Pelz, P. Ercius, C. Ophus, I. Johnson, M. Scott
    Microscopy and Microanalysis 27, 188-189 (2021)
    Detector Ptychography Frame rate Scanning transmission electron microscopy
    6 cits 1.6× field avg Open Access
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  • Scalable multicomponent spectral analysis for high-throughput data annotation
    R. P. Xian, R. Ernstorfer, P. Pelz
    arXiv (Cornell University) (2021)
    Scalability Throughput Computational science Annotation Software Parametric statistics
    0 cits Open Access
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  • Scattering Matrix Determination in Crystalline Materials from 4D Scanning Transmission Electron Microscopy at a Single Defocus Value
    S. D. Findlay, H. G. Brown, P. M. Pelz, C. Ophus, J. Ciston, L. J. Allen
    Microscopy and Microanalysis 27, 744-757 (2021)
    Scattering Scanning transmission electron microscopy Optics Transmission electron microscopy Electron scattering
    9 cits Open Access
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  • smpr3d: an open-source toolkit for 3D phase-contrast imaging from 4D-STEM datasets
    P. Pelz, H. Brown, P. Ercius, I. Johnson, J. Ciston, M. Scott, C. Ophus
    Microscopy and Microanalysis 27, 1524-1526 (2021)
    Phase contrast microscopy Open source
    0 cits Open Access
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  • A single-projection three-dimensional reconstruction algorithm for scanning transmission electron microscopy data
    H. G. Brown, P. Pelz, S. Hsu, Z. Zhang, R. Ramesh, K. Inzani, E. Sheridan, S. M. Griffin, M. Schloz, T. C. Pekin, C. T. Koch, S. D. Findlay, L. J. Allen, M. Scott, C. Ophus, J. Ciston
    arXiv (Cornell University) (2020)
    Electron tomography Scanning confocal electron microscopy Transmission electron microscopy Scanning transmission electron microscopy Microscopy Yttrium
    0 cits Open Access
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  • Achieving High-resolution of Large Specimens Using Aberration-corrected Tomography
    R. Yalisove, S. H. Sung, J. Schwartz, C. Groschner, P. Pelz, H. Zheng, Y. Jiang, C. Ophus, M. Scott, P. Ercius, R. Hovden
    Microscopy and Microanalysis 26, 1860-1862 (2020)
    Tomography
    0 cits Open Access
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  • Improving the Speed and Accuracy of Large-scale Scanning Transmission Electron Microscopy (STEM) Electron Scattering Simulations
    C. Ophus, H. Brown, L. R. Dacosta, P. Pelz, J. Schwartz, R. Yalisove, R. Hovden, J. Ciston, B. Savitzky
    Microscopy and Microanalysis 26, 456-458 (2020)
    Scanning transmission electron microscopy Electron Scattering Transmission electron microscopy
    2 cits Open Access
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  • Phase Contrast Imaging in Thick, Heterogeneous Samples via S-Matrix Phase Retrieval and Depth Sectioning
    P. Pelz, H. Brown, S. Findlay, M. Scott, J. Ciston, C. Ophus
    Microscopy and Microanalysis 26, 462-464 (2020)
    Phase contrast microscopy Phase-contrast imaging
    2 cits Open Access
    Details DOI
  • Reconstructing the Scattering Matrix from Scanning Electron Diffraction Measurements Alone
    P. Pelz, H. G. Brown, J. Ciston, S. D. Findlay, Y. Zhang, M. Scott, C. Ophus
    arXiv (Cornell University) (2020)
    Scattering Optics Diffraction Wavefront
    6 cits Open Access
    Details DOI
  • The 4D Camera – An 87 kHz Frame-rate Detector for Counted 4D-STEM Experiments
    P. Ercius, I. Johnson, H. Brown, P. Pelz, S. Hsu, B. Draney, E. Fong, A. Goldschmidt, J. Joseph, J. Lee, J. Ciston, C. Ophus, M. Scott, A. Selvarajan, D. Paul, D. Skinner, M. Hanwell, C. Harris, P. Avery, T. Stezelberger, C. Tindall, R. Ramesh, A. Minor, P. Denes
    Microscopy and Microanalysis 26, 1896-1897 (2020)
    Detector
    37 cits 7.2× field avg Top 10% Open Access
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  • 3D Imaging Using HAADF-STEM and HRTEM Atomic Electron Tomography
    C. Ophus, D. Ren, J. Zhou, H. Devyldere, M. Chen, P. M. Pelz, P. Ercius, J. Miao, M. Scott, L. Waller
    Microscopy and Microanalysis 25, 394-395 (2019)
    High-resolution transmission electron microscopy Electron tomography Scanning transmission electron microscopy
    0 cits Open Access
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  • Advanced Phase Reconstruction Methods Enabled by Four-Dimensional Scanning Transmission Electron Microscopy
    C. Ophus, T. R. Harvey, F. S. Yasin, H. G. Brown, P. M. Pelz, B. H. Savitzky, J. Ciston, B. J. McMorran
    Microscopy and Microanalysis 25, 10-11 (2019)
    Scanning transmission electron microscopy Transmission electron microscopy Scanning confocal electron microscopy
    12 cits Open Access
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  • Electron Ptychography of Single Biological Macromolecules
    P. M. Pelz, R. Bücker, G. Ramm, H. Venugopal, G. Kassier, D. Eggert, P. Lu, R. E. Dunin-Borkowski, R. J. D. Miller
    Microscopy and Microanalysis 25, 72-73 (2019)
    4 cits Open Access
    Details DOI
  • Engineering Chiral Structures Through Strain Release: Electron Tomography Study of Twisted Nanowires
    X. Song, A. Bruefach, P. M. Pelz, H. Devyldere, M. Scott
    Microscopy and Microanalysis 25, 1804-1805 (2019)
    Nanowire Electron tomography Electron
    1 cit Open Access
    Details DOI
  • Towards Ptychography with Structured Illumination, and a Derivative-Based Reconstruction Algorithm
    W. V. d. Broek, M. Schloz, T. Pekin, P. Pelz, P. Lu, M. Kruth, V. Grillo, R. Dunin-Borkowski, R. Miller, C. Koch
    Microscopy and Microanalysis 25, 58-59 (2019)
    7 cits Open Access
    Details DOI
  • Low-dose cryo electron ptychography via non-convex Bayesian optimization
    P. M. Pelz, W. X. Qiu, R. Bücker, G. Kassier, R. J. D. Miller
    Scientific Reports 7 (2017)
    Ptychography Phase retrieval Optics
    83 cits 8.2× field avg Top 10% Open Access
    Details DOI
  • On-the-fly scans for X-ray ptychography
    P. M. Pelz, M. Guizar-Sicairos, P. Thibault, I. Johnson, M. Holler, A. Menzel
    Applied Physics Letters 105 (2014)
    Ptychography Optics Mesoscopic physics
    137 cits 11.6× field avg Top 10%
    Details DOI
  • Photo-double-ionization of ethylene and acetylene near threshold
    B. Gaire, S. Y. Lee, D. J. Haxton, P. M. Pelz, I. Bocharova, F. P. Sturm, N. Gehrken, M. Honig, M. Pitzer, D. Metz, H. Kim, M. Schöffler, R. Dörner, H. Gassert, S. Zeller, J. Voigtsberger, W. Cao, M. Zohrabi, J. Williams, A. Gatton, D. Reedy, C. Nook, T. Müller, A. L. Landers, C. L. Cocke, I. Ben-Itzhak, T. Jahnke, A. Belkacem, T. Weber
    Physical Review A 89 (2014)
    Dication Double ionization Ionization Atomic physics Excited state Singlet state
    50 cits 3.7× field avg Top 10% Open Access
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