[HTML][HTML] The charge exchange of slow highly charged ions at surfaces unraveled with freestanding 2D materials

RA Wilhelm - Surface Science Reports, 2022 - Elsevier
The property of a variable charge state makes ions unique to other types of radiation a
material surface can be exposed to. As a consequence of charge exchange between ions …

Ion-Induced Surface Charge Dynamics in Freestanding Monolayers of Graphene and Probed by the Emission of Electrons

A Niggas, J Schwestka, K Balzer, D Weichselbaum… - Physical Review Letters, 2022 - APS
We compare the ion-induced electron emission from freestanding monolayers of graphene
and MoS 2 to find a sixfold higher number of emitted electrons for graphene even though …

Atomic-scale carving of nanopores into a van der waals heterostructure with slow highly charged ions

J Schwestka, H Inani, M Tripathi, A Niggas, N McEvoy… - Acs Nano, 2020 - ACS Publications
The growing family of 2D materials led not long ago to combining different 2D layers and
building artificial systems in the form of van der Waals heterostructures. Tailoring of …

Charge exchange and energy loss of slow highly charged ions in 1 nm thick carbon nanomembranes

RA Wilhelm, E Gruber, R Ritter, R Heller, S Facsko… - Physical Review Letters, 2014 - APS
Experimental charge exchange and energy loss data for the transmission of slow highly
charged Xe ions through ultrathin polymeric carbon membranes are presented. Surprisingly …

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

A Niggas, S Creutzburg, J Schwestka… - Communications …, 2021 - nature.com
Over seventy years ago, Niels Bohr described how the charge state of an atomic ion moving
through a solid changes dynamically as a result of electron capture and loss processes …

Resistive cooling of ions' center-of-mass energy in a Penning trap on millisecond time scales

M Kiffer, S Ringleb, T Stöhlker, M Vogel - Physical Review A, 2024 - APS
We have performed systematic measurements of the resistive cooling behavior of bunches
of highly charged ions in a Penning trap after injection from an external source. In particular …

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

S Creutzburg, J Schwestka, A Niggas, H Inani… - Physical Review B, 2020 - APS
Charge exchange and kinetic energy loss of slow highly charged xenon ions transmitted
through freestanding monolayer MoS 2 are studied. Two distinct exit charge state …

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

S Creutzburg, A Niggas, D Weichselbaum, PL Grande… - Physical Review A, 2021 - APS
The scattering of ions in solids is accompanied with momentum transfer and electronic
excitations resulting in the slowing down of the ion. The amount of energy transferred in a …

Influence of Highly Charged Ion Irradiation on the Electrical and Memory Properties of Black Phosphorus Field‐Effect Transistors

S Sleziona, O Kharsah, L Skopinski… - Advanced Electronic …, 2024 - Wiley Online Library
Black phosphorus (bP) is one of the more recently discovered layered materials. Utilizing the
hysteresis in the transfer characteristics of bP field‐effect transistors (FETs), several …

Manipulation of the electrical and memory properties of MoS 2 field-effect transistors by highly charged ion irradiation

S Sleziona, A Pelella, E Faella, O Kharsah… - Nanoscale …, 2023 - pubs.rsc.org
Field-effect transistors based on molybdenum disulfide (MoS2) exhibit a hysteresis in their
transfer characteristics, which can be utilized to realize 2D memory devices. This hysteresis …