Results 141 to 150 of about 2,286,725 (395)

Evaluation of contrast visual acuity in patients with retinitis pigmentosa

open access: yesClinical Ophthalmology, 2011
Kazumi Oomachi1, Kazuha Ogata2, Takeshi Sugawara2, Akira Hagiwara2, Akira Hata1, Shuichi Yamamoto21Department of Public Health; 2Department of Ophthalmology, Chiba University Graduate School of Medicine, Chiba, JapanBackground: The purpose of this study ...
Oomachi K   +5 more
doaj  

How do elderly pedestrians perceive hazards in the street? - An initial investigation towards development of a pedestrian simulation that incorporates reaction of various pedestrians to environments [PDF]

open access: yes, 2007
In order to evaluate the accessibility of street and transport environments, such as railway stations, we are now developing a pedestrian simulation that incorporates elderly and disable pedestrians and their interaction with various environments ...
Boampong, D   +3 more
core  

Deformation Behavior of Optical Ceramic Nanomultilayers: The Role of Aperiodicity

open access: yesAdvanced Engineering Materials, EarlyView.
Ceramic nanomultilayers demonstrate optical and mechanical behavior tunability through aperiodicity. Within the studied systems, optically optimized coatings exhibit an average ultraviolet, visible, and near‐infrared spectral transmittance above 90%.
Danielle E. White   +5 more
wiley   +1 more source

Additive Manufacturing of Gradient Stiffness Honeycombs Using Thermoplastic Polyurethane Composite Material Variations

open access: yesAdvanced Engineering Materials, EarlyView.
By combining porous, solid, and carbon fiber‐reinforced thermoplastic polyurethane within a single 3D printed honeycomb structure, this current work achieved precise control over spatial stiffness while ensuring strong interlayer adhesion. The findings demonstrate enhanced energy absorption and densification strain, outperforming traditional uniform ...
Savvas Koltsakidis   +2 more
wiley   +1 more source

Development and Preliminary In Vivo Study of 3D‐Printed Bioactive Glass Scaffolds with Trabecular Architecture

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports the fabrication of trabecular bioactive glass scaffolds (composition “1d”: 46.1SiO2‐28.7CaO‐8.8MgO‐6.2P2O5‐5.7CaF2‐4.5Na2O wt%) through vat photopolymerization and the relevant results from mechanical testing and in vivo implantation procedures in rabbit femora, showing great promise for bone tissue engineering applications.
Dilshat Tulyaganov   +8 more
wiley   +1 more source

Evaluation of a paper-based visual acuity questionnaire

open access: yesClinical Ophthalmology, 2017
Miki Uchino,1 Motoko Kawashima,1 Minako Kaido,1 Kazuhisa Suwaki,2 Yuichi Uchino,1 Ichiro Kawachi,3 Kazuno Negishi,1 Kazuo Tsubota1 1Department of Ophthalmology, Keio University School of Medicine, Tokyo, 2Santen Pharmaceutical Co., Ltd, Osaka, Japan ...
Uchino M   +7 more
doaj  

Measurements of Visual Acuity [PDF]

open access: yesBritish Journal of Ophthalmology, 1955
W. R. Stevens, C. A. P. Foxell
openaire   +3 more sources

Highly Stable Low‐Temperature Phosphate Glass as a Platform for Multimaterial 3D Printing of Integrated Functional Microfluidic Devices

open access: yesAdvanced Engineering Materials, EarlyView.
A highly stable, low‐temperature phosphate glass is developed for multimaterial additive manufacturing of multifunctional microfluidics. Glass, metal conductors, and sacrificial polymer are coprinted, enabling monolithic fabrication. The sacrificial paste forms precise channels and decomposes during sintering.
Babak Mazinani   +2 more
wiley   +1 more source

Comparison of visual outcomes in patients implanted with Tecnis Eyhance ICB00 and 1-Piece ZCB00 monofocal intraocular lenses

open access: yesIndian Journal of Ophthalmology
Purpose: To compare the visual outcomes and monocular defocus curve of a new monofocal Tecnis Eyhance IOL (Tecnis ICB00) with Tecnis 1 single piece (ZCB00).
Gagandeep Singh   +4 more
doaj   +1 more source

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