Results 21 to 30 of about 89,593 (382)

Use of Pyrene for Quantitative Fluorescence Observation of Li-Grease around EHL Contacts

open access: yesTribology Online, 2020
This paper presents a simple approach for the use of pyrene as fluorescence dye for the observation of the EHL contacts and behavior of lubricants without natural fluorescence properties.
David Kostal   +5 more
doaj   +1 more source

Recent Advances in Excimer-Based Fluorescence Probes for Biological Applications

open access: yesMolecules, 2022
The fluorescent probe is a powerful tool for biological sensing and optical imaging, which can directly display analytes at the molecular level. It provides not only direct visualization of biological structures and processes, but also the capability of ...
Yi Chen
doaj   +1 more source

Management of Residual Refractive Error after Cataract Phacoemulsification. Part 1. Keratorefractive Approaches

open access: yesOftalʹmologiâ, 2017
The review presents an analysis of the literature data on the methods of surgical correction of residual refractive error after cataract phacoemulsification. Keratorefractive and intraocular approaches are considered in details.
K. B. Pershin   +4 more
doaj   +1 more source

Excimer and Exciplex Formation in Gold(I) Complexes Preconditioned by Aurophilic Interactions

open access: yesAngewandte Chemie, 2020
Excimers and exciplexes are defined as assemblies of atoms or molecules A/A′ where interatomic/intermolecular bonding appears only in excited states such as [A 2]* (for excimers) and [AA′]* (for exciplexes).
H. Schmidbaur, H. Raubenheimer
semanticscholar   +1 more source

SSOME MODERN ASPECTS OF CATARACT TREATMENT IN CHILDREN

open access: yesВопросы современной педиатрии, 2012
The authors represent their own results of surgical treatment of cataract in children with implantation of various types of intraocular lenses: common Corneal, torus — AcrySof Toric and aspheric — AcrySof IQ. It was established, that post-surgical visual
K. B. Pershin   +2 more
doaj   +1 more source

308-nm Excimer Lamp vs. Combination of 308-nm Excimer Lamp and 10% Liquor Carbonis Detergens in Patients With Scalp Psoriasis: A Randomized, Single-Blinded, Controlled Trial

open access: yesFrontiers in Medicine, 2021
Background: Scalp psoriasis is usually refractory to treatment. Excimer devices have been proved to be a promising therapeutic option in psoriasis. Greater efficacy of phototherapy can be achieved by concurrent use of coal tar derivatives.Objective: We ...
Ploysyne Rattanakaemakorn   +3 more
doaj   +1 more source

Iol optic power calculation in patients with eye axial length 24‑28 mm without preceding refractive surgery

open access: yesOftalʹmologiâ, 2016
Aim. Analysis of effectiveness of IOL calculating formulas and frequency of intra- and postoperative complications of phacoemulsification in patients with eye axial length 24.0‑28.0 mm.Patients and methods.
K. B. Pershin   +3 more
doaj   +1 more source

Excimer laser treatment of ZE41 magnesium alloy for corrosion resistance and microhardness improvement [PDF]

open access: yes, 2010
We would like to acknowledge the financial support of the ‘‘Conseil regional de PACA’’ and Protection des Metaux d’Arenc). The authors are grateful to PMA’s engineers Ms. E. Castellan, Ms. A. Gonthier and Mr. F.
KHALFAOUI, Walid   +3 more
core   +1 more source

Balancing Charge Transfer and Frenkel Exciton Coupling Leads to Excimer Formation in Molecular Dimers: Implications for Singlet Fission.

open access: yesJournal of Physical Chemistry A, 2020
Photoexcitation of molecular chromophore aggregates can form excimer states that play a significant role in photophysical processes such as charge and energy transfer, and singlet fission.
Y. Bae   +7 more
semanticscholar   +1 more source

Cataract and progressing keratoconus — solution?

open access: yesOftalʹmologiâ, 2015
Purpose: To develop an uniform method of the treatment for patients with progressive keratoconus (stage 1‑2) and cataract. Patients and methods: 4 patients (5 eyes) with cataract and progressive keratoconus stage 1‑2 were enrolled in the study.
K. B. Pershin, E. P. Gurmizov
doaj   +1 more source

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