The rapid development of additive manufacturing has fueled a revolution in various research
fields and industrial applications. Among the myriad of advanced 3D printing techniques …

Disorder and photonics have long been seen as natural adversaries and designers of
optical systems have often driven systems to perfection by minimizing deviations from the …

Lasers are instrumental in enabling precise processing and fostering the development of
new technologies. Particularly, ultrafast lasers, due to their unique interaction with matter …

Two-photon polymerization (TPP) is an emerging direct laser writing technique for the
fabrication of structural colors. However, its coloration ability is suppressed as the vertical …

We report on the successful use of three-dimensional (3D) printing by two-photon
polymerization to engineer optimized hierarchically composed surface structures at the …

A successful realization of photonic systems with characteristics of the Morpho butterfly
coloration is reported using two-photon polymerization. Submicron structure features have …

This paper describes how two-photon polymerization was used to generate biomimetic
nanostructures with angle-insensitive coloration inspired by the blue butterflies of Morpho …

We proposed a strategy to significantly reduce the exposure power threshold for two-photon
lithography on tunable reflection coating substrates. The focused light spot at the photoresist …

Microtubes with widely varied dimensions and materials have great prospects in functional
devices applied in microoptics, microrobot, and biomedicine. However, the fabrication of …

We present a 4Pi multiphoton polymerization technique—a technique that, similar to
microscopy, enables a significant improvement of the axial resolution of the fabricated …