Results 111 to 120 of about 47,448 (240)

Analysis of best corrected visual acuity following corneal refractive surgery comparing low and standard predicted postoperative keratometry [PDF]

open access: yes, 2018
BACKGROUND: It is a commonly held view in the ophthalmologic community that eyes with sufficiently low calculated postoperative corneal keratometry, less than 35 diopters, should not undergo corrective refractive laser surgery (CRLS) due to the increased
Drake, Ryan Carpenter
core  

Combinatorial Synthesis of BaCu2Se2 Thin Films: Effect of Composition on Crystal Structure and Optoelectronic Properties

open access: yesSmall, EarlyView.
The emerging BaCu2Se2 semiconductor compound is synthesized in combinatorial thin film libraries for fast screening of its fundamental properties related to the application in sustainable energy sources. Ba‐rich and Cu‐rich compositions are explored.
Marin Rusu   +16 more
wiley   +1 more source

Circumscribed Morphea Successfully Treated With Excimer Laser: Analysis of Histopathological Changes

open access: yesThe Journal of Dermatology, EarlyView.
ABSTRACT Localized scleroderma (LSc) is an autoimmune condition characterized by localized cutaneous sclerosis, sometimes extending into deeper tissues. Phototherapy, including excimer laser therapy (ELT), is considered an effective and minimally invasive treatment option for patients without extracutaneous involvement.
Takuya Takahashi   +5 more
wiley   +1 more source

Fabrication of (111)-Faced Single-Crystal Diamond Plates by Laser Nucleated Cleaving

open access: yes, 2017
Single-crystal diamond plates with surfaces oriented in a (111) crystal plane are required for high-performance solid-state device platforms ranging from power electronics to quantum information processing architectures.
Bassett, Lee C.   +3 more
core   +1 more source

Effect of chilled eye drops on postoperative pain sensation after phototherapeutic keratectomy: Randomised controlled clinical trial

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose To analyse pain sensation after phototherapeutic keratectomy (PTK) using chilled eye drops or drops at room temperature during the early postoperative period. Methods Our randomised controlled, parallel‐group study conducted in the Department of Ophthalmology, Goethe‐University, Frankfurt (Main), Germany, with blinded participants and ...
Carolin Marion Kolb‐Wetterau   +7 more
wiley   +1 more source

The Provenance of Silver in the Viking‐Age Hoard From Bedale, North Yorkshire

open access: yesArchaeometry, EarlyView.
ABSTRACT The acquisition of silver was a key motive propelling the Viking expansion out of Scandinavia; identifying the sources of Viking silver during the early part of the Viking Age can provide critical insights into the relative significance of western European and eastern, Islamic wealth in the Viking expansion.
Jane Kershaw   +5 more
wiley   +1 more source

Laser assisted deposition [PDF]

open access: yes
Applications of laser-based processing techniques to solar cell metallization are discussed. Laser-assisted thermal or photolytic maskless deposition from organometallic vapors or solutions may provide a viable alternative to photovoltaic metallization ...
Dutta, S.
core   +1 more source

Intravascular Lithotripsy to Facilitate Extraction of Very Old Cardiac Implantable Electronic Devices Leads

open access: yesJournal of Cardiovascular Electrophysiology, EarlyView.
ABSTRACT Background One of the challenges encountered when extracting transvenous leads with long dwell times is the presence of dense calcifications encasing the leads. This is the most likely reason for failure to advance a laser extraction sheath.
Jamie Kowal   +2 more
wiley   +1 more source

Láser eximer y microscopia confocal: plataformas tecnológicas de la visión del futuro Excimer laser and confocal microscopy: technological platforms of the future vision

open access: yesMedisan, 2013
Introducción: la Cirugía Refractiva es una subespecialidad de la Oftalmología, encargada de los procedimientos quirúrgicos dirigidos al tratamiento de los defectos refractivos.
Eduardo Rojas Alvarez   +1 more
doaj  

Towards Low Cost Coupling Structures for Short-Distance Optical Interconnections [PDF]

open access: yes, 2007
The performance of short distance optical interconnections in general relies very strongly on coupling structures, since they will determine the overall efficiency of the system to a large extent.
Alajoki, T.   +8 more
core   +3 more sources

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