Results 21 to 30 of about 114,590 (337)

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

MANAGEMENT OF RESIDUAL REFRACTIVE ERROR AFTER CATARACT PHACOEMULSIFICATION. PART 2. INTRAOCULAR 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

Contrasting the beam interaction characteristics of selected lasers with a partially stabilised zirconia (PSZ) bio-ceramic [PDF]

open access: yes, 2002
Differences in the beam interaction characteristics of a CO2 laser, a Nd:YAG laser, a high power diode laser (HPDL) and an excimer laser with a partially stabilised zirconia (PSZ) bio-ceramic have been studied.
Bradley L   +16 more
core   +1 more source

Excimer light versus excimer light with topical prostaglandin in the treatment of facial vitiligo: a comparative study

open access: yesAl-Azhar Assiut Medical Journal, 2023
Background and aim Vitiligo is a common skin-depigmentation disorder characterized by the absence of melanocytes. The mechanism and etiology of vitiligo is still unknown, so the treatment of vitiligo is challenging.
Khaled M Tawfik   +2 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

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

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

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

Selective recognition of ATP by multivalent nano-assemblies of bisimidazolium amphiphiles through “turn-on” fluorescence response

open access: yesBeilstein Journal of Organic Chemistry, 2020
Bisimidazolium receptors, tagged with chromophoric pyrene at one end and linked to an n-alkyl chain at the other, underwent self-assembly in aqueous media depending on the length of the alkyl segment.
Rakesh Biswas   +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

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