Light transport in a highly multimode fiber exhibits complex behavior in space, time,
frequency, and polarization, especially in the presence of mode coupling. The newly …

Wafer-level mass production of photonic integrated circuits (PIC) has become a
technological mainstay in the field of optics and photonics, enabling many novel and …

Robust low-loss optical fiber joints are a prerequisite in all-fiber devices. Joining structurally
dissimilar fibers, such as microstructured optical fibers, is a timely challenge, as they are …

Ion exchange in glass has a long history as a simple and effective technology to produce
gradient-index structures and has been largely exploited in industry and in research …

Using numerical simulations, we investigate the realization of self-focusing media using two-
dimensional graded photonic crystals and their applications for imaging and non-imaging …

We present both a theoretical and an experimental study of a novel compact lensed fiber
system utilizing a nanostructured GRIN lens. The lens can be integrated with an optical fiber …

Optical fibers represent one of the most important photonic components with applications in
numerous fields; however, their performance with respect to light collection at large incident …

Development of artificial materials exhibiting unusual optical properties is one of the major
strands of current photonics research. Of particular interest are soft-matter systems …

Thermally stable tellurite, lead-bismuth-gallium oxides based boron-silicate and lead-silicate
glasses dedicated for multiple thermal processing are presented. The glasses are …

We present a novel method for the development of a micro lenslets hexagonal array. We use
gradient index (GRIN) micro lenses where the variation of the refraction index is achieved …