Binding and electronic level alignment of π-conjugated systems on metals

A Franco-Cañellas, S Duhm, A Gerlach… - Reports on Progress …, 2020 - iopscience.iop.org
We review the binding and energy level alignment of π-conjugated systems on metals, a
field which during the last two decades has seen tremendous progress both in terms of …

Selective triplet exciton formation in a single molecule

K Kimura, K Miwa, H Imada, M Imai-Imada… - Nature, 2019 - nature.com
The formation of excitons in organic molecules by charge injection is an essential process in
organic light-emitting diodes (OLEDs),,,,,–. According to a simple model based on spin …

Orbital-resolved visualization of single-molecule photocurrent channels

M Imai-Imada, H Imada, K Miwa, Y Tanaka, K Kimura… - Nature, 2022 - nature.com
Given its central role in utilizing light energy, photoinduced electron transfer (PET) from an
excited molecule has been widely studied,,,,–. However, even though microscopic …

Fluorescence from a single-molecule probe directly attached to a plasmonic STM tip

N Friedrich, A Rosławska, X Arrieta, K Kaiser… - Nature …, 2024 - nature.com
The scanning tunneling microscope (STM) provides access to atomic-scale properties of a
conductive sample. While single-molecule tip functionalization has become a standard …

Control and enhancement of single-molecule electroluminescence through strong light–matter coupling

K Miwa, S Sakamoto, A Ishizaki - Nano Letters, 2023 - ACS Publications
The energetic positions of molecular electronic states at molecule/electrode interfaces are
crucial factors for determining the transport and optoelectronic properties of molecular …

Controlled single-electron transfer enables time-resolved excited-state spectroscopy of individual molecules

L Sellies, J Eckrich, L Gross, A Donarini… - Nature Nanotechnology, 2025 - nature.com
An increasing number of scanning-probe-based spectroscopic techniques provides access
to diverse electronic properties of single molecules. Typically, these experiments can only …

Distance and Voltage Dependence of Orbital Density Imaging Using a CO-Functionalized Tip in Scanning Tunneling Microscopy

F Paschke, LA Lieske, F Albrecht, CJ Chen, J Repp… - ACS …, 2025 - ACS Publications
The appearance of frontier molecular ion resonances measured with scanning tunneling
microscopy (STM)─ often referred to as orbital density images─ of single molecules was …

Visualization of Multiple-Resonance-Induced Frontier Molecular Orbitals in a Single Multiple-Resonance Thermally Activated Delayed Fluorescence Molecule

J Bae, M Imai-Imada, HS Kim, M Lee, H Imada… - ACS …, 2024 - ACS Publications
The spatial distribution and electronic properties of the frontier molecular orbitals (FMOs) in
a thermally activated delayed fluorescence (TADF) molecule contribute significantly to the …

Effect of a dielectric spacer on electronic and electromagnetic interactions at play in molecular exciton decay at surfaces and in plasmonic gaps

F Aguilar-Galindo, M Zapata-Herrera… - ACS …, 2021 - ACS Publications
The deposition of individual molecules, molecular networks, and molecular layers at
surfaces is at the core of surface reactivity, energy harvesting, molecular electronics, and …

Visualization of frontier molecular orbital separation of a single thermally activated delayed fluorescence emitter by STM

I Zoh, M Imai-Imada, J Bae, H Imada… - The Journal of …, 2021 - ACS Publications
Because the spatial distribution of frontier molecular orbitals (FMOs) regulates the thermally
activated delayed fluorescence (TADF) property, researchers synthesize TADF emitters by …