Results 11 to 20 of about 144 (113)

Comparative Evaluation of High-Speed Bearingless Cross-Flow Fan Designs for Lithography Excimer Lasers

Machines, 2023
This study conducted a comparative evaluation of two bearingless cross-flow fan designs for applications in deep ultraviolet lithography excimer lasers, where maximizing the speed and power of the fan has a direct influence on the throughput and scanning
Ivana Bagaric, Rennan Hu, Daniel Steinert, Thomas Nussbaumer, Johann Walter Kolar   +4 more
doaj   +1 more source

Pulsed laser deposition of oxide thin films by the fifth harmonic of a Nd:Y3Al5O12 (Nd:YAG) laser

AIP Advances, 2018
We report the pulsed laser deposition (PLD) of anatase TiO2, LaAlO3, and La0.7Ca0.3MnO3 epitaxial thin films by a fifth-harmonic Nd:Y3Al5O12 (Nd:YAG) laser.
Ryota Shimizu, Issei Sugiyama, Naoto Nakamura, Shigeru Kobayashi, Taro Hitosugi   +4 more
doaj   +1 more source

Myopic Laser-Assisted Subepithelial Keratectomy (LASEK) outcomes using three different excimer laser platforms: a retrospective observational study

BMC Ophthalmology, 2019
Background To compare the visual and refractive outcomes after myopic LASEK using three different excimer lasers and standardized surgical and mitomycin C (MMC) application protocols. Methods In this retrospective, observational cohort study, we examined
Isabel Rodríguez-Pérez, Juan Gros-Otero, Miguel A. Teus, Rafael Cañones, Montserrat García-González   +4 more
doaj   +1 more source

Crystallization of Amorphous Silicon via Excimer Laser Annealing and Evaluation of Its Passivation Properties

Energies, 2020
The crystallization of hydrogenated amorphous silicon (a-Si:H) is essential for improving solar cell efficiency. In this study, we analyzed the crystallization of a-Si:H via excimer laser annealing (ELA) and compared this process with conventional ...
Sanchari Chowdhury, Jinsu Park, Jaemin Kim, Sehyeon Kim, Youngkuk Kim, Eun-Chel Cho, Younghyun Cho, Junsin Yi   +7 more
doaj   +1 more source

Cross Sectional Analysis of Impact of Seasonal Changes on Excimer Laser Ablation Performance on Polymethyl Methacrylate (PMMA)

Vision, 2023
Seasonal changes and varying degree of corneal hydration has been linked to excimer laser corneal ablation rates. The use of PMMA as a calibration material in refractive lasers is well established.
Shwetabh Verma, Juergen Hesser, Samuel Arba Mosquera   +2 more
doaj   +1 more source

Comparative evaluation of the FemtoLASIK visual outcomes in low to moderate myopia using different excimer lasers

Офтальмохирургия, 2019
Purpose. To evaluate visual and refractive results of FemtoLASIK using the WaveLight EX 500 and Microscan Visum excimer laser systems in patients with low to moderate myopia.Material and methods.
A. V. Doga, I. A. Mushkova, A. N. Karimova, E. V. Kechin, A. E. Kopylov   +4 more
doaj   +1 more source

One-Year Visual and Refractive Outcomes following LASIK for Myopia and Myopic Astigmatism with MEL 90 versus Schwind Amaris 750S Excimer Laser: A Comparative Study

Journal of Ophthalmology, 2021
Purpose. To compare clinical outcomes following LASIK for myopia performed with MEL 90 vs. Schwind Amaris 750S excimer laser. Methods. Data were collected retrospectively for patients who underwent Femto-LASIK, using the MEL 90 and Schwind Amaris 750S ...
Sheetal Brar, Dishitha P. Rathod, C. R. Roopashree, Sri Ganesh   +3 more
doaj   +1 more source

Shielding effect of the smoke plume by the ablation of excimer lasers

BMC Ophthalmology, 2018
Background Shielding and scattering effect of the smoke plume column ejected from the laser ablated material is a well-known phenomenon. Debris evacuation system of the excimer laser equipment removes these particles, but insufficient air flow can result
Csaba Szekrényesi, Huba Kiss, Tamás Filkorn, Zoltán Zsolt Nagy   +3 more
doaj   +1 more source

Lasers for the treatment of coronary artery disease: An update

Heart India, 2020
In the present era, percutaneous coronary intervention is being done for various types of coronary lesions worldwide. However, calcified and fibrotic lesions have remained a major challenge in coronary interventions.
Akshyaya Pradhan, Monika Bhandari, B Snigdha   +2 more
doaj   +1 more source

Electrohydrodynamic excimer laser: Ultra-compact system and laser energy performance dynamics

APL Photonics
Excimer lasers, essential deep ultraviolet gas light sources, have consistently encountered significant challenges in achieving miniaturization while maintaining high performance. These challenges have limited their broader application and development in
Jin-Liang Han, Yong-Zheng Sun, Qi-Hui Shen, Yang-Guang Dai, Jing-Zhen Shao, Ying Lin, Xu Liang   +6 more
doaj   +1 more source