Recent discoveries of exotic physical phenomena, such as unconventional
superconductivity in magic‐angle twisted bilayer graphene, dissipationless Dirac fermions in …

Cathodoluminescence (CL) is a powerful tool for the investigation of optical properties of
materials. In recent years, its combination with scanning transmission electron microscopy …

It is highly desirable to discover photovoltaic mechanisms that enable enhanced efficiency of
solar cells. Here we report that the bulk photovoltaic effect, which is free from the …

The isolation of the two-dimensional semiconductor molybdenum disulphide introduced a
new optically active material possessing a band gap that can be facilely tuned via elastic …

Two-dimensional transition metal dichalcogenides provide an attractive platform for studying
strain-dependent exciton transport at room temperature due to large exciton binding energy …

On August 22, 1879, in a lecture to the British Association for the Advancement of Science, 1
Sir William Crookes announced that “radiant matter”(his term for the electrons emerging from …

We experimentally demonstrate the visualization of exciton energy transport in a non-
uniformly strained WSe 2 monolayer by monitoring the propagation of exciton densities via …

Strain engineering in two-dimensional materials (2DMs) has important application potential
for electronic and optoelectronic devices. However, achieving precise spatial control …

The influence of 1.5 MeV electron irradiation on minority transport properties of Si doped β-
Ga 2 O 3 vertical Schottky rectifiers was observed for fluences up to 1.43× 10 16 cm− 2. The …

Local bandgap tuning in two-dimensional (2D) materials is of significant importance for
electronic and optoelectronic devices but achieving controllable and reproducible strain …