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Restoration of Hardware Function of Spectral Colorimeters Using Regularization Methods
Published 2021-12-01“…Since the actual hardware function of the device usually differs from the Gaussian curve, the use of hardware functions in the form of analytical dependencies does not always give the desired result, and for experimental methods, special equipment with a quasi-monochromatic radiation source is required. …”
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1202
Rates of macular volume changes in different stages and courses of primary open-angle glaucoma
Published 2025-04-01“…Purpose: To examine macular volume changes as assessed by optical coherence tomography (OCT) and rates of these changes in different stages and courses of primary open-angle glaucoma (POAG). …”
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1203
Comparison of anterior chamber depth measured by three different anterior segment analysis systems
Published 2025-02-01“…However, the differences in the measurement of different optical devices should be considered in clinical work, and it is not recommended to interchange them.…”
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1204
Effect of different light-curing techniques on hardness of a microhybrid dental composite resin
Published 2014-01-01“… Objective: This study assessed the Vickers hardness provided by two LCUs when using (1) direct and indirect light-curing techniques, (2) 40 and 60 seconds and (3) top and bottom surfaces. Material and Methods: One halogen Curing Light 2500 (3M Espe) and one LED (MM Optics) were used by direct and indirect (0, 1.0, 2.0 and 3.0 mm of dental structure) techniques during 40 and 60 seconds. …”
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1205
Spectrophotometric methods and magnifying endoscopy for differential diagnosis of colon lesions
Published 2013-03-01“…For detection of dysplasia of different degree in patients with colon polyps high levels of sensitivity and specifity were shown in the methods of magnifying and zoom-endoscopy (93.8% and 64.6%, respectively), confocal laser endomicroscopy (81% and 82%, perspectively), and optic coherent tomography (92% and 84%, respectively). …”
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1206
Differences in match running performance of elite male football players relative to playing position
Published 2025-04-01“…Background: This study aimed to examine differences in match running performance (MRP) of elite male football players according to their team positions. …”
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1207
VIBRATION AND SHOCK ANALYSIS AND RESEARCH OF DIFFERENT MATERIAL FLOWS ON TRANSFER POINT OF BELT CONVEYORS
Published 2024-10-01“…There is a certain height difference between the two belts at the transfer point of the belt conveyor in the coal preparation plant.Affected by factors such as the size of the coal block on the upper end face and the water content,it will cause different degrees of vibration impact on the belt conveyor,thus affecting the service life of the belt conveyor body and the roller.In order to explore the influence of the material flow on the vibration impact of transfer point,combined with field investigation and related theories,it was concluded that the main influencing factors of blanking impact are material flow particle size level and water content.Then,the field test was carried out by using optical fiber vibration sensor,data acquisition card and Labview test system.The vibration signals of the belt conveyor under the blanking port under the impact of different material flows were collected and processed.The test results show that the vibration impact of different particle size material flows on the transfer point is different.The peak value of the vibration waveform of the small particle size material flow on the transfer point is 20%of the large particle size material flow,and the peak value of the self-power spectrum waveform is 0.625%.Different water content has different vibration impact on the transfer point.The peak value of the vibration waveform of the material flow with less water content is 60%of the material flow with more water content,and the peak value of the self-power spectrum waveform is reduced to 45%.The research results provide a reasonable method for reducing the vibration impact of the belt conveyor transfer point.…”
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1208
Effect of different rare-earth dopings of KNN-based transparent energy storage ceramics
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1209
Methods for full coupling operation in a synchrotron light source
Published 2025-08-01“…In view of the ALBA lattice upgrade, it was decided to evaluate different methods using the current ALBA storage ring to reach large betatron coupling as a way to increase the lifetime. …”
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1210
Noninvasive intracranial pressure monitoring methods: a critical review
Published 2021-06-01“…Objectives: Here, we review the current methods for niICP monitoring. Methods: The different methods and approaches were grouped according to the mechanism used for detecting elevated ICP or its associated consequences. …”
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1211
Improving P-Doped DBRs Operation at Cryogenic Temperatures: Investigating Different Mirror Geometry
Published 2024-01-01“…Furthermore, we explored different mirror geometries to optimize both current flow and the growth complexity of the DBR. …”
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Symmetrized Maxwell–Garnett Approximation as an Effective Method for Studying Nanocomposites
Published 2019-08-01“…The importance of effective medium methods for the study of optical, transport and magneto-optical properties of magnetic nanocomposites is shown.…”
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1214
Time-resolved probing of laser-induced nanostructuring processes in liquids
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1215
Comparison of slot tolerance with manufacturing measurements of different stainless steel self-ligating brackets
Published 2024-12-01“…Materials and methods: Eighty upper first premolar brackets of four different brands {Damon Q (Ormco corporation, Brea, California, USA), DTC (Medical apparatus Cor., Hangzhou, China), IOS (Pactive self-ligating bracket, IOS, Stafford, USA), Lotus Plus interactive bracket (Orthotechnology Inc., southern Ct, West Columbia, USA)} of stainless steel self-ligating brackets with claimed slot dimensions of 0.559 mm (0.022") in height, 0.711mm (0.028") in depth and with zero taper angle were used (twenty brackets of each brand). …”
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1216
Study on Nanoparticles of ZnSe Synthesized by Chemical Method and Their Characterization
Published 2011-01-01“…The II – VI semiconductors have many applications such as, LED, acousto-optical effects and biological sensors. The ZnSe nanoparticles have wide-ranging applications in laser, optical instruments etc. because it has wide band gap and transmittance range, high luminescence efficiency, low absorption coefficient. …”
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1217
A method for continuously monitoring the quality of Masson pine seedlings.
Published 2021-01-01“…However, the time scale used in the RGP test is the order of days, which leads to poor performance of the RGP method. We propose an optical interference method, called statistical interferometry, to measure minute root elongation at a sub-nanometer scale, which can decrease the time used in measuring RGP. …”
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Hybrid MDM-MIMO radio-over-free space optical system for high-capacity 5G and beyond networks under strong and weak scintillation
Published 2025-03-01“…IntroductionThe increasing demand for high-capacity, low-latency communication in 5G and Beyond networks necessitates innovative solutions to overcome the limitations of conventional wireless technologies. Optical Wireless Communication (OWC) technologies, particularly Radio-over-Free Space Optical (RoFSO) systems, offer a promising approach to addressing spectrum congestion and environmental attenuation challenges.MethodsThis study presents a hybrid Mode Division Multiplexing (MDM)-Multiple Input Multiple Output (MIMO) RoFSO system operating at an 80 GHz·mm-wave carrier to achieve high-capacity data transmission. …”
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Inhibition of IGF-1Rα affects the differentiation fate of rat optic cup-derived retinal stem cells to retinal ganglion cells in vitro
Published 2025-04-01“…METHODS: OC-RSCs were isolated from optic cups of rats on embryonic day 12.5, and high-purity OC-RSCs were obtained by conditioned culture and passage. …”
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Metabolic disorders and their impact on retinal blood flow in patients with age-related macular degeneration and diabetes mellitus: data from optical coherence tomography angiograp...
Published 2025-02-01“…Materials and methods. The study included 98 eyes (62 patients) with early dry AMD. …”
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