Light–matter interaction drives many systems, such as optoelectronic devices like light-
emitting diodes and solar cells, biological structures like photosystem II and potential future …

Semiconductors in all dimensionalities ranging from 0D quantum dots and molecules to 3D
bulk crystals support bound electron–hole pair quasiparticles termed excitons. Over the past …

Quantum-coherent intermolecular energy transfer is believed to play a key role in light
harvesting in photosynthesis and photovoltaics. So far, a direct, real-space demonstration of …

While several numerical techniques are available for predicting the dynamics of non-
Markovian open quantum systems, most struggle with simulations for very long memory and …

Surface with well-defined components and structures possesses unique electronic,
magnetic, optical and chemical properties. As a result, surface chemistry research plays a …

Single-molecule devices not only promise to provide an alternative strategy to break through
the miniaturization and functionalization bottlenecks faced by traditional semiconductor …

Quantum tunneling, in which electrons can tunnel through a finite potential barrier while
simultaneously interacting with other matter excitation, is one of the most fascinating …

Superfluorescence, a cooperative coherent spontaneous emission, is of great importance to
the understanding of many-body correlation in optical processes. Even though …

Analogous to radio-and microwave antennas, optical nanoantennas are devices that receive
and emit radiation at optical frequencies. Until recently, the realization of electrically driven …

Tip-enhanced photoluminescence (TEPL) measurements are performed with subnanometer
spatial resolution on individual molecules decoupled from a metallic substrate by a thin …