High‐performance uncooled photodetectors operating in the long‐wavelength infrared and
terahertz regimes are highly demanded in the military and civilian fields …

Recent advancements in materials science have shed light on the potential of exploring
hierarchical assemblies of molecules on surfaces, driven by both fundamental and …

Develo** devices with a wide-temperature range persistent photoconductivity (PPC) and
ultra-low power consumption remains a significant challenge for optical synaptic devices …

Optical reflectivity and transmission measurements over photon energies between 0.2 and
1.2 eV were performed on single-crystal graphene samples on a SiO 2 substrate. For photon …

We present first-principles calculations of many-electron effects on the optical response of
graphene, bilayer graphene, and graphite employing the GW-Bethe Salpeter equation …

Significant excitonic effects were observed in graphene by measuring its optical conductivity
in a broad spectral range including the two-dimensional π-band saddle-point singularities in …

We investigate the relaxation kinetics of optically excited charge carriers in graphene
focusing on the time-, momentum-, and angle-resolved interplay between carrier-carrier and …

The attraction between electrons and holes in semiconductors forms excitons, which largely
determine the optical properties of the hosting material, and hence the device performance …

Developments of optical detection and spectroscopy methods for single nano-objects are
key advances for applications and fundamental understanding of the novel properties …

Electron–electron interactions are significantly enhanced in one-dimensional systems, and
single-walled carbon nanotubes provide a unique opportunity for studying such interactions …