Results 81 to 90 of about 218,219 (240)

Numerical Modeling of Excimer Laser Curved Surface Ablation [PDF]

open access: yes, 2013
Laser ablation has been widely used in the fabrication of miniature parts. The technique is also used in the fabrication of micro lens or micro-curved surfaces which find potential applications in various optical, bio- medical, electronics, MEMS ...
Marla, Deepak   +3 more
core  

Fluorene‐based blue emitters: On the path to electrically pumped organic lasers

open access: yesFlexMat, EarlyView.
Electrically pumped efficient operation remains unrealized, a major challenge in optoelectronics. Fluorene‐based blue‐emitting semiconductors are promising gain media, thanks to their structural tunability and favorable emission properties. This review summarizes recent advances, highlights their reliability and versatility in lasing, and outlines key ...
Yong Yan   +7 more
wiley   +1 more source

Laser pulse shape dependence of poly-Si crystallization

open access: yesAIP Advances, 2017
Poly-Si crystallization mechanism is examined by conducting numerical simulations, combining the thermal diffusion equation with a rigorous coupled wave analysis method.
Oleg N. Prudnikov   +2 more
doaj   +1 more source

Comparison of Visual Outcome After Hyperopic LASIK Using a Wavefront-Optimized Platform Versus Other Excimer Lasers in the Past Two Decades. [PDF]

open access: yesOphthalmol Ther, 2021
Moshirfar M   +7 more
europepmc   +1 more source

Supermode Si/III-V Lasers and Circular Bragg Lasers [PDF]

open access: yes, 2010
Semiconductor lasers are arguably the most important component in optical communications. This thesis investigates two types of semiconductor lasers that are useful in integrated optics.
Sun, Xiankai
core   +1 more source

Flexible lithium‐ion batteries: Materials design, interfacial regulation, and strain‐adaptive device architectures

open access: yesFlexMat, EarlyView.
This review highlights recent advances in flexible lithium‐ion batteries for wearable and deformable electronics. It systematically examines deformable electrodes, mechanically compliant gel and solid‐state electrolytes, and strain‐adaptive cell architectures, alongside an analysis of mechano‐electrochemical coupling under dynamic deformation.
Yichun Wang   +6 more
wiley   +1 more source

Alcohol-assisted versus Mechanical Epithelium Removal in Photorefractive Keratectomy

open access: yesJournal of Ophthalmic & Vision Research, 2010
Purpose: To compare the outcomes and complications of alcohol-assisted versus mechanical corneal epithelial debridement for photorefractive keratectomy (PRK).
Mohammad Ghoreishi,   +6 more
doaj  

Inscription and Thermal Stability of Fiber Bragg Gratings in Hydrogen-Loaded Optical Fibers Using a 266 nm Pulsed Laser

open access: yesPhotonics
Fiber Bragg gratings (FBGs) have gained substantial research interest due to their exceptional sensing capabilities. Traditionally, FBG fabrication has required the use of pre-hydrogenated fibers and high-cost laser systems such as excimer lasers at 193 ...
Xiangxi Zhu   +7 more
doaj   +1 more source

Sources d'Alimentation Électrique pour l'Étude et l'Utilisation Efficace des Lampes Excimer DBD [PDF]

open access: yes, 2014
Avec l'objectif d'améliorer le rendement des lampes à excimères (Excilampe) à décharge à barrière diélectrique (DBD), un convertisseur en mode de courant, qui permet un ajustement précis de la puissance électrique injectée dans ce type des lampes, à été ...
Florez Rubio, David Magin, Florez, D.
core  

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