Results 21 to 30 of about 14,701 (247)

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

Modulation of osteoblast cell response through laser surface processing of nylon 6,6 [PDF]

, 2011
With an ageing population demand on medical facilities is growing, especially for bio-implants. Therefore, there is a need for cheaper, more efficient implants. This paper details how CO2 and KrF excimer lasers can be employed to modulate osteoblast cell
Lawrence, Jonathan, Waugh, David
core   +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

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

Using UV laser surface treatment to modify the wettability characteristics of polyamide 6,6 and its effects on osteoblast cell activity [PDF]

, 2010
Lasers can be used to modify the surface characteristics of a number of different materials for many applications. This paper details the way in which a KrF 248 nm excimer laser can be utilized to surface pattern and whole area irradiate nylon 6,6.
Lawrence, Jonathan, Waugh, David
core   +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

EXCIMER LASER

The Professional Medical Journal, 2008
Objectives: To evaluate the efficacy and safety of excimer laserphotorefractive keratectomy for myopia in Pakistani people. Design: Prospective study. Setting: At Al-Shifa Trust EyeHospital Rawalpindi. Period: October, 1995 and Febrauray, 1996. Material & Methods: The study group of thirteenpatients, comprises of 25 eyes, with refractive error ...
M. ABDUL MOQEET, IMRAN AZAM BUTT
openaire   +2 more sources

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

Determination of the absorption length of CO2, Nd:YAG and high power diode laser radiation for a selected grouting material [PDF]

, 2002
The laser beam absorption lengths of CO2, Nd:YAG and a high power diode laser (HPDL) radiation for a newly developed SiO2/Al2O3-based tile grout have been determined through the application of Beer-Lambert’s law.
A.W. Gale, Andrew, Armstrong, Bradley, Chen, Galasso, J. Lawrence, K. Minami, L. Li, Lawrence, Lawrence, Lawrence, Lawrence, Lawrence, Lawrence, Lee, Maocai, Pou, Quinglin, R.E. Edwards, Schmidt, Sivakumar   +21 more
core   +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