Adaptive optics has made significant advancement over the past decade, becoming the
essential technology in a wide variety of applications, particularly in the realm of quantum …

Optical vortex arrays are structured light fields with multiple phase singularities that have
attracted considerable attention in recent years. Here, we demonstrate the direct generation …

Structured ultrashort-pulse laser beams, and in particular eigenmodes of the paraxial
Helmholtz equation, are currently extensively studied for novel potential applications in …

High-power vortex light generated directly from lasers will help drive their applications in
material processing, optical manipulation, levitation, particle acceleration, and …

The ultrafast thermalization dynamics of silicon wafers excited by a femtosecond laser
double-pulse vortex beam was theoretically investigated via multi-physical fields …

The purity of an optical vortex beam depends on the spread of its energy among different
azimuthal and radial modes, also known as ℓ-and p-modes. The smaller the spread, the …

Optical beams carrying orbital angular momentum are a very active field of research for their
prospective applications, especially at short wavelengths. We consider here such beams …

The problem of the interaction of light waves with charged particles becomes increasingly
complex starting with the case of plane waves, where the analytical solution is well known …

In the present paper the vortex structures of optical pulses, propagating in concave-gradient
fiber is investigated. Their dynamic is govern by a system of amplitude equations for x and y …

Using a finite-difference time-domain method, it has been shown that focal spots generated
when tightly focusing a linearly polarized Gaussian beam by a Fresnel zone plate (FZP) and …