Coaxial hole array fabricated by ultrafast femtosecond-laser processing with spatially multiplexed vortex beams for surface enhanced infrared absorption

D Pavlov, A Porfirev, S Khonina, L Pan… - Applied Surface …, 2021 - Elsevier
Here, we combined shaping and multiplexing of the laser beam to achieve ultrafast
femtosecond-laser patterning of Au films with coaxial and circular hole arrays at a printing …

Diffractive optical elements for multiplexing structured laser beams

NL Kazanskiy, SN Khonina, SV Karpeev… - Quantum …, 2020 - iopscience.iop.org
We consider methods for obtaining a multitude of structured laser beams (multiplexing) from
an illuminating beam (both structured and unstructured) with the help of diffractive optical …

Femtosecond laser-induced thermal transport in silicon with liquid cooling bath

Z Kan, Q Zhu, H Ren, M Shen - Materials, 2019 - mdpi.com
Nanostructured regular patterns on silicon surface are made by using femtosecond laser
irradiations. This is a novel method that can modify the surface morphology of any large …

Photoluminescent Microbit Inscripion Inside Dielectric Crystals by Ultrashort Laser Pulses for Archival Applications

S Kudryashov, P Danilov, N Smirnov, E Kuzmin… - Micromachines, 2023 - mdpi.com
Inscription of embedded photoluminescent microbits inside micromechanically positioned
bulk natural diamond, LiF and CaF2 crystals was performed in sub-filamentation …

Efficient generation of arrays of closed-packed high-quality light rings

A Porfirev, S Khonina, Y Azizian-Kalandaragh… - Photonics and …, 2019 - Elsevier
Recently, structured laser beams are gaining attention in laser–matter interactions and
related applications of metamaterials and metasurfaces. Ablative laser printing using …

Formation of high-order cylindrical vector beams with sector sandwich structures

SV Karpeev, VV Podlipnov, SA Degtyarev… - Computer Optics, 2022 - mathnet.ru
Complex polarization-phase transformations are considered, which are implemented using
easy-to-manufacture optical elements. The manufacturing technology of such elements is …

Polarization-Sensitive Surface-Enhanced In Situ Photoluminescence Spectroscopy of S. aureus Bacteria on Gold Nanospikes

I Saraeva, SI Kudryashov, P Danilov, N Busleev… - Sensors, 2020 - mdpi.com
We report the possibility of a time-resolved bacterial live/dead dynamics observation with the
use of plasmonic nanospikes. Sharp nanospikes, fabricated on a 500-nm thick gold film by …

[HTML][HTML] Формирование цилиндрических векторных пучков высоких порядков при помощи секторных сэндвич-структур

СВ Карпеев, ВВ Подлипнов, СА Дегтярев… - Компьютерная …, 2022 - cyberleninka.ru
Рассмотрены сложные поляризационно-фазовые преобразования, которые
реализуются с использованием простых в изготовлении оптических элементов …

[HTML][HTML] 氧化锌表面曲率可控纳米周期条纹的飞秒激光制备

罗丞, 李奇松, 王康, 刘一 - 光学仪器, 2022 - joi.usst.edu.cn
超快激光在金属, 电介质和半导体表面制备周期性纳米结构可以有效地改变材料的物化性质,
如光学, 电学, 亲疏水性等. 周期性纳米条纹取向通常依赖于激光的偏振, 因此利用径向偏振的飞 …

Дифракционные оптические элементы для мультиплексирования структурированных лазерных пучков

НЛ Казанский, СН Хонина, СВ Карпеев… - Квантовая …, 2020 - mathnet.ru
Рассмотрены методы получения множества структурированных лазерных пучков (
мультиплексирования) из одного освещающего пучка (как структурированного, так и …