Ultrafast laser direct writing nanogratings and their engineering in transparent materials
Femtosecond laser direct writing is a powerful technique for fabricating micro‐nano devices
as it can modify the interior of transparent optical materials in a spatially selective manner …
as it can modify the interior of transparent optical materials in a spatially selective manner …
Photonic circuits written by femtosecond laser in glass: improved fabrication and recent progress in photonic devices
D Tan, Z Wang, B Xu, J Qiu - Advanced Photonics, 2021 - spiedigitallibrary.org
Integrated photonics is attracting considerable attention and has found many applications in
both classical and quantum optics, fulfilling the requirements for the ever-growing complexity …
both classical and quantum optics, fulfilling the requirements for the ever-growing complexity …
Toward low-loss mid-infrared Ga2O3–BaO–GeO2 optical fibers
T Guérineau, S Aouji, S Morency, F Calzavara… - Scientific Reports, 2023 - nature.com
The development of efficient and compact photonic systems in support of mid-infrared
integrated optics is currently facing several challenges. To date, most mid-infrared glass …
integrated optics is currently facing several challenges. To date, most mid-infrared glass …
[HTML][HTML] Influence of TiO2 concentration on near-infrared luminescence of Er3+ ions in barium gallo-germanate glasses
Erbium (Er)-doped barium gallo-germanate (BGG) glasses modified by TiO 2 have been
investigated for near-infrared luminescence applications. Luminescence at 1.5 μm …
investigated for near-infrared luminescence applications. Luminescence at 1.5 μm …
On the femtosecond laser-induced photochemistry in silver-containing oxide glasses: mechanisms, related optical and physico-chemical properties, and technological …
Laser-induced glass processing has led to huge progress and applications over the last two
decades. Here, we review recent advances in femtosecond laser-induced photochemistry in …
decades. Here, we review recent advances in femtosecond laser-induced photochemistry in …
Femtosecond laser inscription of depressed cladding single-mode mid-infrared waveguides in sapphire
Mid-infrared optical waveguides were inscribed in sapphire with femtosecond pulses at 515
nm. We show that such pulses induce a smooth negative refractive index change allowing …
nm. We show that such pulses induce a smooth negative refractive index change allowing …
Photosensitivity of barium germano-gallate glasses under femtosecond laser direct writing for Mid-IR applications
H Yao, R Zaiter, M Cavillon, B Sapaly, F Calzavara… - Ceramics …, 2021 - Elsevier
Barium germano-gallate glasses are attractive glass hosts for photonic applications in the
mid-infrared region up to 6 μm. In this work, we investigate the photosensitivity of such …
mid-infrared region up to 6 μm. In this work, we investigate the photosensitivity of such …
Azimuthally modulated axicon vortical beams for laser microprocessing
Non-diffracting beams have contributed greatly to recent developments in high power
applications such as laser micromachining. Well known for their elongated focal region (also …
applications such as laser micromachining. Well known for their elongated focal region (also …
Ultrafast laser inscribed waveguides in tailored fluoride glasses: An enabling technology for mid-infrared integrated photonics devices
Zirconium fluoride (ZBLAN) glass, the standard material used in fiber-based mid-infrared
photonics, has been re-designed to enable the fabrication of high index-contrast low-loss …
photonics, has been re-designed to enable the fabrication of high index-contrast low-loss …
Formation of nanogratings driven by ultrafast laser irradiation in mid-IR heavy oxide glasses
H Yao, R Zaiter, M Cavillon, P Delullier, B Lu… - Ceramics …, 2022 - Elsevier
This work demonstrates for the first time the formation of nanogratings inside Barium Gallo-
Germanate (BGG) glasses using femtosecond laser direct writing. These heavy oxide …
Germanate (BGG) glasses using femtosecond laser direct writing. These heavy oxide …