Electroluminescence of a polythiophene molecular wire suspended between a metallic surface and the tip of a scanning tunneling microscope

G Reecht, F Scheurer, V Speisser, YJ Dappe… - Physical review …, 2014 - APS
The electroluminescence of a polythiophene wire suspended between a metallic surface
and the tip of a scanning tunneling microscope is reported. Under positive sample voltage …

On-surface synthesis of heptacene and its interaction with a metal surface

M Zugermeier, M Gruber, M Schmid, BP Klein… - Nanoscale, 2017 - pubs.rsc.org
Heptacene was generated by surface-assisted didecarbonylation of an α-diketone precursor
on a Ag (111) surface. Monitoring of the surface reaction and characterization of the …

Scanning tunneling microscopy using CO-terminated probes with tilted and straight geometries

I Abilio, N Néel, J Kröger, K Palotás - Physical Review B, 2024 - APS
Scanning tunneling microscopy using a CO-functionalized tip is combined with simulations
to explore the impact of the CO tilt angle on topographies of a single Cu atom and CO …

Structural manipulation of spin excitations in a molecular junction

M Kögler, N Néel, L Limot, J Kröger - Nano Letters, 2024 - ACS Publications
Single metallocene molecules act as sensitive spin detectors when decorating the probe of
a scanning tunneling microscope (STM). However, the impact of the atomic-scale electrode …

Changing the interaction of a single-molecule magnetic moment with a superconductor

S Schulte, N Néel, L Rózsa, K Palotás, J Kröger - Nano Letters, 2023 - ACS Publications
The exchange interaction of a brominated Co-porphyrin molecule with the Cooper pair
condensate of Pb (111) is modified by reducing the Co–surface separation. The stepwise …

Effect of orbital symmetry on probing the single-molecule Kondo effect

N Néel, C Dreßler, J Kröger - Physical Review B, 2024 - APS
The low-energy excitation spectrum of a metal-free phthalocyanine molecule on Ag (111) is
probed in scanning tunneling spectroscopy experiments. The use of functionalized p-orbital …

Magnetic bound states of iron clusters on a superconductor

S Amann, N Kucska, A Lászlóffy, N Néel, B Újfalussy… - Physical Review B, 2023 - APS
The magnetic exchange interaction of Fe n (n= 1, 2, 3) clusters with the quasiparticles of
superconducting Pb (111) is probed by scanning tunneling spectroscopy of Yu-Shiba …

Electronic decoupling of a cyclophane from a metal surface

F Matino, G Schull, F Köhler, S Gabutti… - Proceedings of the …, 2011 - National Acad Sciences
Electronic self-decoupling of an organic chromophore from a metal substrate is achieved
using a naphtalenediimide cyclophane to spatially separate one chromophore unit of the …

Orbital and Skeletal Structure of a Single Molecule on a Metal Surface Unveiled by Scanning Tunneling Microscopy

N Néel, J Kröger - The Journal of Physical Chemistry Letters, 2023 - ACS Publications
Atomic-scale spatial characteristics of a phthalocyanine orbital and skeleton are obtained on
a metal surface with a scanning tunneling microscope and a CO-functionalized tip …

Electric-field control of a single-atom polar bond

M Omidian, S Leitherer, N Néel, M Brandbyge… - Physical Review Letters, 2021 - APS
We expose the polar covalent bond between a single Au atom terminating the apex of an
atomic force microscope tip and a C atom of graphene on SiC (0001) to an external electric …