The outstanding chemical and physical properties of 2D materials, together with their
atomically thin nature, make them ideal candidates for metaphotonic device integration and …

In this review, we survey the recent advances in nonlinear optics and the applications of two-
dimensional (2D) materials. We briefly cover the key developments pertaining to research in …

We investigate the effect of phenomenological relaxation parameters on the third-order
optical nonlinearity of doped graphene by perturbatively solving the semiconductor Bloch …

The linear energy dispersion of graphene electrons leads to a strongly nonlinear
electromagnetic response of this material. We develop a general quantum theory of the third …

Despite the potential of graphene for building a variety of quantum photonic devices, its
centrosymmetric nature forbids the observation of second harmonic generation (SHG) for …

Graphene has long been predicted to show exceptional nonlinear optical properties,
especially in the technologically important terahertz (THz) frequency range. Recent …

Recently, two rich and exciting research fields, layered two-dimensional (2D) materials and
metamaterials, have started overlapping. Metamaterials are artificial, engineered materials …

With intriguing properties that are different from the conventional bulk materials, two-
dimensional (2D) materials have attracted numerous and widespread research interests …

Second harmonic generation (SHG) as an essential nonlinear optical effect, has gradually
shifted its research trend toward the integration and miniaturization of photonic and …

In the field of nonlinear optics, graphene has shown astounding nonlinear properties,
including the generation of harmonics across a wide frequency range. Harmonic generation …