All Stories

  1. Charge-exchange-dependent energy loss of H and He in freestanding monolayers of graphene and MoS2

    Article • December 2023, American Physical Society (APS)

    Anna Niggas

  2. Charge‐State‐Enhanced Ion Sputtering of Metallic Gold Nanoislands

    Article • Small, March 2023, Wiley

    Anna Niggas

  3. Model for Nanopore Formation in Two-Dimensional Materials by Impact of Highly Charged Ions

    Article • Nano Letters, November 2022, American Chemical Society (ACS)

    Anna Niggas

  4. Ion-Induced Surface Charge Dynamics in Freestanding Monolayers of Graphene and MoS2

    Article • Physical Review Letters, August 2022, American Physical Society (APS)

    Anna Niggas

  5. Angle-dependent charge exchange and energy loss of slow highly charged ions in freestanding graphene

    Article • October 2021, American Physical Society (APS)

    Anna Niggas

  6. Peeling graphite layer by layer reveals the charge exchange dynamics of ions inside a solid

    Article • Communications Physics, August 2021, Springer Science + Business Media

    Anna Niggas

  7. Fluorination of graphene leads to susceptibility for nanopore formation by highly charged ion impact

    Article • Physical Review Materials, July 2021, American Physical Society (APS)

    Anna Niggas

  8. Assessing electron emission induced by pulsed ion beams: A time-of-flight approach

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, September 2020, Elsevier

    Anna Niggas

  9. Atomic-Scale Carving of Nanopores into a van der Waals Heterostructure with Slow Highly Charged Ions

    Article • ACS Nano, July 2020, American Chemical Society (ACS)

    Anna Niggas

  10. The role of contaminations in ion beam spectroscopy with freestanding 2D materials: A study on thermal treatment

    Article • The Journal of Chemical Physics, July 2020, American Institute of Physics

    Anna Niggas

  11. Vanishing influence of the band gap on the charge exchange of slow highly charged ions in freestanding single-layer MoS2

    Article • July 2020, American Physical Society (APS)

    Anna Niggas

  12. Dynamic Potential Sputtering of Lunar Analog Material by Solar Wind Ions

    Article • The Astrophysical Journal, March 2020, American Astronomical Society

    Anna Niggas

  13. Charge-Exchange-Driven Low-Energy Electron Splash Induced by Heavy Ion Impact on Condensed Matter

    Article • The Journal of Physical Chemistry Letters, August 2019, American Chemical Society (ACS)

    Anna Niggas

  14. A versatile ion beam spectrometer for studies of ion interaction with 2D materials

    Article • Review of Scientific Instruments, August 2018, American Institute of Physics

    Anna Niggas