Results 31 to 40 of about 277 (107)

Numerical simulation and experimental validation of multi-pulse ultrafast laser processing of microholes in glass light guide plate [PDF]

Frontiers of Optoelectronics
Glass light guide plates (LGPs) are widely employed in ultrathin display applications due to their excellent optical transmittance, chemical stability, and mechanical strength.
Feng Tang, Fei Yu, Yuan Tao, Dong Wu, Jiawen Li   +4 more
doaj   +1 more source

Single-Shot Sub-Picosecond Ultrafast Microscopic Imaging Utilizing Spatial-Frequency Multiplexing for Ultrafast Laser-Induced Plasma Visualization

Nanomaterials
Ultrafast laser processing can produce micro/nanostructures, which is of great interest in advanced manufacturing. Ultrafast laser-induced events include non-equilibrium dynamic phenomena, occurring on the femtosecond to picosecond time scale and ...
Hang Li, Yahui Li, Yang Shang, Mengmeng Yue, Duan Luo, Yanhua Xue, Guilong Gao, Jinshou Tian   +7 more
doaj   +1 more source

Investigation on repetition rate and pulse duration influences on ablation efficiency of metals using a high average power Yb-doped ultrafast laser

MATEC Web of Conferences, 2013
Ultrafast lasers provide an outstanding processing quality but their main drawback is the low removal rate per pulse compared to longer pulses. This limitation could be overcome by increasing both average power and repetition rate.
Lopez J., Torres R., Zaouter Y., Georges P., Hanna M., Mottay E., Kling R.   +6 more
doaj   +1 more source

Intensity Modulation Effects on Ultrafast Laser Ablation Efficiency and Defect Formation in Fused Silica

Nanomaterials
Ultrafast laser processing is a critical technology for micro- and nano-fabrication due to its ability to minimize heat-affected zones. The effects of intensity variation on the ultrafast laser ablation of fused silica were investigated to gain ...
Dai Yoshitomi, Hideyuki Takada, Shinichi Kinugasa, Hiroshi Ogawa, Yohei Kobayashi, Aiko Narazaki   +5 more
doaj   +1 more source

Metasurface with all-optical tunability for spatially-resolved and multilevel thermal radiation

Nanophotonics
Manipulating the thermal emission in the infrared (IR) range significantly impacts both fundamental scientific research and various technological applications, including IR thermal camouflage, information encryption, and radiative cooling.
Jiao Shuhui, Zhao Kang, Jiang Jianhui, Zhao Kailin, Guo Qin, Wang Jingbo, Zhang Yansong, Chen Gang, Cheng Qian, Zuo Pei, Han Weina   +10 more
doaj   +1 more source

Advances and opportunities of ultrafast laser synthesis and processing [PDF]

MRS Bulletin, 2016
Abstract
Steven M. Yalisove, Koji Sugioka, Costas P. Grigoropoulos   +2 more
openaire   +1 more source

Ultrafast Laser Pulses for Structuring Materials at Micro/Nano Scale: From Waveguides to Superhydrophobic Surfaces

Photonics, 2017
The current demand for fabricating optical and photonic devices displaying high performance, using low-cost and time-saving methods, prompts femtosecond (fs)-laser processing as a promising methodology.
Daniel S. Correa, Juliana M. P. Almeida, Gustavo F. B. Almeida, Marcos R. Cardoso, Leonardo De Boni, Cleber R. Mendonça   +5 more
doaj   +1 more source

Optimizing Semiconductor Saturable Absorption Mirrors Using Subwavelength Dielectric Gratings for Fiber Lasers

Photonics
Ultrafast fiber lasers have shown exceptional performance across various domains, including material processing, medical applications, and optoelectronic communication.
Chaoqun Wei, Xiansheng Jia, Hongmei Chen, Boyuan Liu, Ziyang Zhang, Cheng Jiang   +5 more
doaj   +1 more source

Ultrafast laser processing of microrobots and applications

Journal of Physics: Conference Series
Abstract Microrobots have broad applications in fields such as cell manipulation, drug delivery, and minimally invasive surgery. However, issues including poor processing precision, low efficiency, and inadequate material biocompatibility of microrobots remain to be urgently addressed.
Wenwen Yang, Shengying Fan, Chengle Zhang, Shuang Zhang, Wei Cheng   +4 more
openaire   +1 more source

Merging of Bi-Modality of Ultrafast Laser Processing: Heating of Si/Au Nanocomposite Solutions with Controlled Chemical Content

Nanomaterials
Ultrafast laser processing possesses unique outlooks for the synthesis of novel nanoarchitectures and their further applications in the field of life science.
Yury V. Ryabchikov, Inam Mirza, Miroslava Flimelová, Antonin Kana, Oleksandr Romanyuk   +4 more
doaj   +1 more source