The geometric phase of light has been demonstrated in various platforms of the linear
optical regime, raising interest both for fundamental science as well as applications, such as …

Optical metasurfaces have recently emerged as the game changer in light manipulation and
opened up new perspectives in many subfields of optics and photonics. Recent …

This tutorial aims to provide an extensive overview of methods of generating and sha**
light at new frequencies by using nonlinear metasurfaces. We first review methods of …

Size and shape of noble metal nanoparticles have a major influence on their linear and
second order nonlinear properties. Among these nanostructures, acentric objects are …

Recently, fluorescence-based super-resolution techniques such as stimulated emission
depletion (STED) and stochastic optical reconstruction microscopy (STORM) have been …

Metallic nanostructures that exhibit tailored optical resonances spanning from the near to
mid-infrared spectral range are of particular interest for spectroscopic and optical …

An equilateral triangular prism is used as the fundamental building block to construct
additive Sierpiński fractals, enabling new surface plasmon resonances (SPR) in the first …

Second harmonic generation (SHG) spectroscopy and microscopy have been widely
applied in studying the interfacial processes that occur in chemical, physical, and biological …

Microscopic theory for the second harmonic generation in a helical molecular system is
developed in the minimal coupling representation including non-local interaction effects. At …

By combining nanosphere lithography with oblique angle deposition, large-area asymmetric
compound Ag nanohole arrays with nanorods inside the hole were patterned on substrates …