Abstract 2D materials are emerging as ideal candidates for fundamental investigations and
new technologies due to their unique optoelectronic properties. Giant nonlinear …

Nonlinear optics is of crucial importance in several fields of science and technology with
applications in frequency conversion, entangled‐photon generation, self‐referencing of …

Nonlinear optical crystals lie at the core of ultrafast laser science and quantum
communication technology. The emergence of 2D materials provides a revolutionary …

Second-harmonic generation (SHG) is a non-linear optical process, where two photons
coherently combine into one photon of twice their energy. Efficient SHG occurs for crystals …

Thin ferroelectric materials hold great promise for compact nonvolatile memory and
nonlinear optical and optoelectronic devices. Herein, an ultrathin in‐plane ferroelectric …

Characterizing the physical and chemical properties of two-dimensional (2D) materials is of
great significance for performance analysis and functional device applications. As a …

Few layered transition metal dichalcogenides (TMD), with an absence of crystal inversion
symmetry and outstanding optical characteristics, are frequently applied in studies of …

Single layers of transition metal dichalcogenides exhibit tightly bound excitons with large
oscillator strength making them to promising materials for future optoelectronic applications …

We demonstrate numerically and experimentally the generation of the supercontinuum (SC)
in water-filled-cladding photonic crystal fiber (PCF). The fiber-based on fused silica glass …

We report a new dark exciton in monolayer MoS 2 using second harmonic generation
spectroscopy. Hereby, the spectrally dependent second harmonic generation intensity splits …