Results 61 to 70 of about 4,438 (266)

Manufacturing and Spectral Features of Different Types of Long Period Fiber Gratings: Phase-Shifted, Turn-Around Point, Internally Tilted, and Pseudo-Random

open access: yesFibers, 2017
The manufacturing and spectral features of different types of long period fiber gratings (LPFGs), ranging from phase-shifted, turn-around point, and internally tilted gratings, to pseudo-random gratings, are described and discussed in detail.
Francesco Chiavaioli   +2 more
doaj   +1 more source

Light‐Induced Thin‐Film Transfer Processes Based on Phase Transition of GeSbTe and ITO Sacrificial Layers

open access: yesAdvanced Materials Interfaces, 2023
In the upcoming ubiquitous era, wearable/flexible electronics are spotlighted to get various types of numerous information in real time. Several researchers have investigated flexible materials, and developed diverse thin‐film transfer methods.
Sang Yoon Park   +3 more
doaj   +1 more source

Infrared recombination lasers pumped by low energy Nd: YAG and excimer lasers [PDF]

open access: yes, 1992
24 infrared laser lines on atomic and ionic transitions have been observed in recombining plasmas by vaporizing and ionizing Cd, Pb, Sn, Zn, and Mg with low energy Nd:YAG or excimer pump-lasers.
Wellegehausen, B.   +7 more
core   +1 more source

Drug‐coated balloons: From conventional designs to next‐generation innovations in vascular therapy

open access: yesBMEMat, EarlyView.
This review traces the evolution of drug‐coated balloons (DCBs) from conventional designs to next‐generation platforms. We highlight innovations in balloon engineering, coating technologies, and therapeutic agents that enhance localized drug delivery while addressing challenges in efficiency, safety, and biocompatibility for vascular and emerging non ...
Lu Zhang   +5 more
wiley   +1 more source

Carbon/Silicon Heterojunction Solar Cells: Status and Perspectives

open access: yesCarbon Energy, EarlyView.
This review examines carbon/silicon heterojunctions and highlights the advantages of carbon materials in terms of cost‐effectiveness, low‐temperature processing, and scalability. It adopts a comprehensive approach to bridge the gap between laboratory‐scale innovations and industrial‐scale applications, incorporating current state‐of‐the‐art findings ...
Randi Azmi   +6 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

Quality of Life in Myopia: Laser‐Assisted In Situ Keratomileusis Versus Contact Lenses

open access: yesEye &ENT Research, EarlyView.
ABSTRACT Background Laser‐assisted in situ keratomileusis (LASIK) and contact lenses are commonly used to correct refractive errors, but their effects on quality of life, patient satisfaction, and dry eye disease remain variable. This study compares these outcomes between LASIK and contact lens users.
Maisara Shehab   +10 more
wiley   +1 more source

Injection locking of excimer lasers [PDF]

open access: yes, 1981
Reliable injection locking of high-power unstable resonator excimer lasers can be achieved with extremely low reference oscillator power.
Bigio, I.J., Slatkine, M.
core  

Semiconductor Processing with Excimer Lasers: An Overview

open access: yes, 1983
The present level of development of excimer lasers, as it relates to semiconductor processing, and the advantages of these lasers for such processing, are reviewed.
R. T. Young
core   +1 more source

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

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