Scanning Tunneling Microscopy for Molecules: Effects of Electron Propagation into Vacuum

A Grewal, CC Leon, K Kuhnke, K Kern… - ACS nano, 2024 - ACS Publications
Using scanning tunneling microscopy (STM), we experimentally and theoretically investigate
isolated platinum phthalocyanine (PtPc) molecules adsorbed on an atomically thin NaCl …

Analysis of STM images with pure and CO-functionalized tips: A first-principles and experimental study

A Gustafsson, N Okabayashi, A Peronio, FJ Giessibl… - Physical Review B, 2017 - APS
We describe a first-principles method to calculate scanning tunneling microscopy (STM)
images, and compare the results to well-characterized experiments combining STM with …

Scanning tunneling microscopy current from localized basis orbital density functional theory

A Gustafsson, M Paulsson - Physical Review B, 2016 - APS
We present a method capable of calculating elastic scanning tunneling microscopy (STM)
currents from localized atomic orbital density functional theory (DFT). To overcome the poor …

A General Framework of Scanning Tunneling Microscopy Based on Bardeen's Approximation for Isolated Molecules

S Duan, G Tian, X Xu - JACS Au, 2022 - ACS Publications
Scanning tunneling microscopy (STM) is one of the most popular techniques for precise
characterization. Yet, its current theoretical implementation is often based on the periodic …

CO-tip manipulation using repulsive interactions

NKM Nazriq, E Minamitani, TK Yamada - Nanotechnology, 2018 - iopscience.iop.org
Understanding the interactions between a tip apex and a target atom or molecule is crucial
for the manipulation of individual molecules with precise control by using scanning …

Spectroscopic Line Shapes of Vibrational Quanta in the Presence of Molecular Resonances

S Meierott, N Néel, J Kröger - The Journal of Physical Chemistry …, 2016 - ACS Publications
Line shapes of molecular vibrational quanta in inelastic electron tunneling spectroscopy
may indicate the strength of electron-vibration coupling, the hybridization of the molecule …

Computational characterization of nanosystems

X Zeng, W Hu, X Zheng, J Zhao, Z Li… - Chinese Journal of …, 2022 - pubs.aip.org
Nanosystems play an important role in many applications. Due to their complexity, it is
challenging to accurately characterize their structure and properties. An important means to …

STM contrast of a CO dimer on a Cu (1 1 1) surface: a wave-function analysis

A Gustafsson, M Paulsson - Journal of Physics: Condensed …, 2017 - iopscience.iop.org
We present a method used to intuitively interpret the scanning tunneling microscopy (STM)
contrast by investigating individual wave functions originating from the substrate and tip …

Theoretical modeling of scanning tunneling microscopy

A Gustafsson - 2017 - diva-portal.org
The main body of this thesis describes how to calculate scanning tunneling microscopy
(STM) images from first-principles methods. The theory is based on localized orbital density …

[PDF][PDF] Spectroscopic Line Shapes of Electronic and Vibrational Excitations of Single-atom and Single-molecule Junctions

S Meierott - 2017 - db-thueringen.de
The Kondo effect and inelastic electron tunneling are important physical effects, that give
rise to Fano-like line shapes in the current-voltage characteristics through single adatoms …