Localized temperature engineering enables writing of heterostructures in glass for polarized photoluminescence of perovskites

K Sun, B Zhang, K Gao, J Song, X Li, K Fan, C Chen… - ACS …, 2024 - ACS Publications
Metal halide perovskite (MHP) structures that exhibit polarized photoluminescence (PL)
have attracted significant interest in fabricating light field regulation elements for display …

[HTML][HTML] Nanogratings in fused silica: Formation, control, and applications

S Richter, M Heinrich, S Döring… - Journal of Laser …, 2012 - pubs.aip.org
The authors investigated the formation of periodic subwavelength structures, so-called
nanogratings, in the volume of fused silica. These self-organized structures emerge upon …

Millijoule femtosecond micro-Bessel beams for ultra-high aspect ratio machining

S Mitra, M Chanal, R Clady, A Mouskeftaras, D Grojo - Applied optics, 2015 - opg.optica.org
We report on a functional experimental design for Bessel beam generation capable of
handling high-energy ultrashort pulses (up to 1.2 mJ per pulse of 50 fs duration). This allows …

Formation of femtosecond laser-induced nanogratings at high repetition rates

S Richter, M Heinrich, S Döring, A Tünnermann… - Applied Physics A, 2011 - Springer
We investigate the formation of self-organized nanostructures inside the bulk of fused silica
induced by ultrafast laser pulses at high repetition rates. Three distinct stages of the …

Limitations to laser machining of silicon using femtosecond micro-Bessel beams in the infrared

D Grojo, A Mouskeftaras, P Delaporte… - Journal of Applied Physics, 2015 - pubs.aip.org
We produce and characterize high-angle femtosecond Bessel beams at 1300-nm
wavelength leading to nonlinearly ionized plasma micro-channels in both glass and silicon …

Ultrafast laser photoinscription of polarization sensitive devices in bulk silica glass

G Cheng, K Mishchik, C Mauclair, E Audouard… - Optics express, 2009 - opg.optica.org
Ultrashort pulsed laser irradiation of bulk fused silica may result under specific energetic
conditions in the self-organization of subwavelength material redistribution regions within …

Morphology of femtosecond laser modification of bulk dielectrics

KI Popov, C McElcheran, K Briggs, S Mack… - Optics …, 2010 - opg.optica.org
Using 3D Finite-Difference-Time-Domain simulations, we study the morphology of the laser-
created damage inside fused silica. Among the competing effects limiting the intensity in the …

Energy deposition and incubation effects of nonlinear absorption of ultrashort laser pulses in dielectrics

Z Guo, K Hu, T Cao, S Liu, J Yan, Z Li, Q Xu… - Optics …, 2022 - opg.optica.org
Although ultrashort laser has been widely employed in micromachining thanks to its
excellent processing precision, one of the main challenges it faces when applied to 3D …

Sn‐Polyester/Polyimide Hybrid Flexible Free‐Standing Film as a Tunable Dielectric Material

S Nasreen, ML Baczkowski, GM Treich… - Macromolecular …, 2019 - Wiley Online Library
Flexible films having high dielectric constants with low dielectric loss have promising
application in the emerging area of high‐energy‐density materials. Here, for the first time, an …

Time-resolved imaging of laser-induced refractive index changes in transparent media

A Mermillod-Blondin, C Mauclair, J Bonse… - Review of scientific …, 2011 - pubs.aip.org
We describe a method to visualize ultrafast laser-induced refractive index changes in
transparent materials with a 310 fs impulse response and a submicrometer spatial …