Results 21 to 30 of about 14,226 (197)

The effect of different enamel surface treatments on microleakage of fissure sealants [PDF]

open access: yesActa Medica Academica, 2013
Objective. The aim of this study was to evaluate the effects of different techniques of surface treatment on the microleakage of fissure sealants in permanent molar teeth in vitro. Materials and methods.
Asli Topaloglu-Ak   +3 more
doaj   +1 more source

Temperature distribution simulation and laser performance of Nd:YAG composite laser crystals

open access: yesResults in Optics
YAG/Nd:YAG and YAG/Nd:YAG/YAG composite laser crystals were fabricated through thermal bonding method. The temperature distribution and laser properties of Nd:YAG, YAG/Nd:YAG and YAG/Nd:YAG/YAG crystals under LD end-pumping conditions were studied. Laser
Zhao Chen   +4 more
doaj   +1 more source

YAG-laser refistulization of internal fistula after trabeculectomy in children with post-uveal glaucoma

open access: yesОфтальмохирургия, 2019
Purpose. To develop a method for YAG-laser refistulization in a blockade of internal fistula after trabeculectomy (TE) in children with post-uveal glaucoma (PUG), to evaluate its efficiency, to determine indications and optimal timing of its conduction ...
L. A. Katargina   +3 more
doaj   +1 more source

Effect of Low-Level Er: YAG (2940 nm) laser irradiation on the photobiomodulation of mitogen-activated protein kinase cellular signaling pathway of rodent cementoblasts

open access: yesFrontiers in Bioscience-Landmark, 2022
Backgrounds: Dental avulsion due to trauma, especially in young patients, is a worldwide problem, requiring tooth replacement. Delayed replantation could cause tooth loss when the cementum is severely damaged.
Jiawen Yong   +7 more
doaj   +1 more source

Influence of yttrium aluminum garnet laser posterior capsulotomy opening size on intraocular pressure and central macular thickness

open access: yesDelta Journal of Ophthalmology, 2019
Purpose This study aimed to show the effect of yttrium aluminum garnet (YAG) laser posterior capsulotomy opening size on intraocular pressure (IOP) and central macular thickness (CMT).
Ahmed A Alhagaa, Nermeen M Badawi
doaj   +1 more source

Macular hole after Nd‐YAG laser capsulotomy with OCT findings

open access: yesClinical Case Reports, 2021
Patients with incomplete posterior vitreous detachment, especially with vitreomacular adhesion, can form a macular hole after Nd‐YAG laser capsulotomy. It is recommended to inform the risk of forming a macular hole before Nd‐YAG laser treatment.
Tsutomu Ohashi   +2 more
doaj   +1 more source

An Efficient Detection Platform Based on Mesoporous Au@Cr2O3 Particles with Schwarz P Surface for Precise Periodontitis Metabolite Profiling

open access: yesAdvanced Science, EarlyView.
A non‐invasive periodontitis diagnosis platform was developed using Au nanoparticles‐decorated mesoporous Cr2O3 (Au@mCr2O3) particles with Schwarz P surface as matrix for saliva metabolic fingerprinting (SMFs) analysis via MALDI‐MS. With the assistance of machine learning of SMFs, this platform enables efficient diagnosis and the screening of potential
Yue Sun   +9 more
wiley   +1 more source

Alcohol‐Adduct Mediated Precursor Stabilization Strategies for Conformal SnO2 Layers in Highly Efficient and Stable Perovskite Solar Modules

open access: yesAdvanced Energy Materials, EarlyView.
An alcohol‐adduct‐mediated strategy is employed to stabilize tin isopropoxide for the formation of a homogeneous double electron transport layer (ETL) incorporating SnO2 nanoparticles (NPs). This double‐ETL exhibits improved optical and charge‐transport properties due to reduced defect density and better energy level alignment, resulting in high ...
You‐Hyun Seo   +10 more
wiley   +1 more source

A Kinetic–Energetic Bottleneck of Charge‐Transfer Injection Governs Energy Loss in Organic Solar Cells

open access: yesAdvanced Energy Materials, EarlyView.
Kinetic–energetic projection of time‐resolved photoluminescence reveals that charge‐transfer injection acts as a universal bottleneck in organic solar cells. A physics‐constrained Bayesian framework identifies an emergent effective CT injection rate governing the trade‐off between charge generation and nonradiative energy loss.
Rong Wang   +16 more
wiley   +1 more source

A comparative study of the effects of argon laser and continuous Nd: YAG laser on blood vessel

open access: yesمجلة بغداد للعلوم, 2010
Several types of laser are used in experimental works in order to study the effects of laser on blood vessel. They differ from each other by a lot of properties mainly in wavelength, energy of the laser and pulse duration.
Baghdad Science Journal
doaj   +1 more source

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