Results 81 to 90 of about 45,093 (263)

Ocular Axial Length and Diabetic Retinopathy: The Kailuan Eye Study

open access: yesInvestigative Opthalmology & Visual Science, 2019
To examine the role of ocular axial length as an ocular parameter for the prevalence and severity of diabetic retinopathy (DR).The cross-sectional Kailuan Diabetic Retinopathy Study included patients with diabetes who participated in the community-based longitudinal Kailuan Study and who had undergone ocular fundus photography.
Qian, Wang   +15 more
openaire   +2 more sources

One‐Dimensional Materials Supported in Two‐Dimensional Van der Waals Metal–Organic Frameworks with Optical Anisotropy Switching via Twist‐Engineering

open access: yesAdvanced Materials, EarlyView.
We introduce a molecular strategy to assemble one‐dimensional (1D) materials into two‐dimensional (2D) van der Waals metal–organic frameworks (MOFs). Crystals of [FeX(pzX)(bpy)] (X = Cl, F) form anisotropic 2D layers that can be mechanically exfoliated into thin sheets.
Eleni C. Mazarakioti   +12 more
wiley   +1 more source

Evidence for Itinerant Ferromagnetic Flat Bands Producing Large Transverse Responses

open access: yesAdvanced Materials, EarlyView.
Itinerant ferromagnetic flat bands are demonstrated in GdCo5 with a high Curie temperature of 940K, a stacked honeycomb–kagome lattice, through angle‐resolved photoemission spectroscopy and magneto‐thermoelectric measurements. These topological flat bands generate large Berry curvaturte, producing gigantic anomalous Nernst effect with record‐high ...
Susumu Minami   +15 more
wiley   +1 more source

Changes in Axial Length and Refractive Profile in Different Illumination: A Comparative Study to Understand the Impact of Myopia Control

open access: yesDelhi Journal of Ophthalmology
Purpose: The purpose of the study was to evaluate and compare the changes in axial length and refractive profile in myopic patients exposed with different illumination.
Ritesh Kumar Chaurasiya   +4 more
doaj   +1 more source

The Relation of Axial Length and Intraocular Pressure Fluctuations in Human Eyes

open access: yesInvestigative Opthalmology & Visual Science, 2006
To determine in human eyes whether diurnal fluctuations in axial length are related to fluctuations in intraocular pressure (IOP) by studying these fluctuations in both eyes of individual subjects and by assessing the regularity of both rhythms on two separate study days.Ten subjects, ages 18 to 24 years, underwent serial axial length and IOP ...
Lorri B, Wilson   +7 more
openaire   +2 more sources

Ultra‐Confinement of Polaritons in Single Atomic Layer Ag Photonic Quantum Dots

open access: yesAdvanced Materials, EarlyView.
Strong confinement of surface phonon polaritons of silicon carbide was achieved in photonic quantum dots fabricated from van der Waals heterostructure of epitaxial graphene over single‐atomic layer silver. Scattering‐type scanning near‐field optical microscopy combined with an analytical approach, developed to reveal local propagation constants with ...
Xinyi Li   +10 more
wiley   +1 more source

Clinical Features of Juvenile Open-angle Glaucoma

open access: yesOftalʹmologiâ
Juvenile open-angle glaucoma (JOAG) is a genetically determined disease of young age, which is diagnosed before the 40, which is based on anomalies in the structure of the drainage system of the eye.Objective: to identify the features of morphometric and
A. V. Malyshev   +6 more
doaj   +1 more source

Diabetes mellitus and the eye: axial length

open access: yes, 2006
Background and aims: The refractive error of the eye is dependent on its axial length. Refractive error is known to fluctuate significantly in poorly controlled diabetic patients. Recently it has been reported that human eyes fluctuate in axial length during the day.
Huntjens, B., O’Donnell, C.
openaire   +1 more source

Correlated Charge Transport in an Organic Coulomb Glass

open access: yesAdvanced Materials, EarlyView.
ABSTRACT Advances in the development of organic field‐effect transistors (OFETs), electrically gated organic semiconductors (EGOFETs), and organic electrochemical transistors (OECTs) allow for the operation of these devices at very high charge‐carrier densities, where Coulomb interactions between carriers can be expected to become significant.
Magdalena Sophie Dörfler   +3 more
wiley   +1 more source

Resistance to Overdoping Allows Over 2000 S cm−1 Conductivity in P(g3BTTT) With Anion‐Exchange Doping

open access: yesAdvanced Materials, EarlyView.
Anion‐exchange doping of conjugated polymers is an effective way to achieve high conductivities. Here, we report over 2000 S cm−1 electrical conductivity for doped P(g3BTTT). In addition, we show that P(g3BTTT) sustains exceptionally high doping levels without any drop in the charge mobility.
Basil Hunger   +14 more
wiley   +1 more source

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