Results 71 to 80 of about 16,303 (276)

Comparison of Two Instrumental Assessment of Mental Fatigue

open access: yesInternational Journal of Occupational Hygiene, 2017
Mental fatigue (MF) is considered as a contributor factor in incident, even catastrophic one. Electroencephalography measurement has been the most acceptable method to assess MF by neurologists.
SHIRAZEH ARGHAMI   +3 more
doaj  

Screen of cylindrical lenses produces stereoscopic television pictures [PDF]

open access: yes, 1966
Stereoscopic television pictures are produced by placing a colorless, transparent screen of adjacent parallel cylindrical lenses before a raster from two synchronized TV cameras. Alternate frames from alternate cameras are displayed.
Nork, C. L.
core   +1 more source

A system for gaze-contingent image analysis and multi-sensorial image display [PDF]

open access: yes, 2003
No Full ...
Bull, David   +4 more
core   +1 more source

Evaluating Cytocompatibility of Corynebacterium glutamicum‐poly Vinyl Alcohol Living Biomaterials for Ocular Use

open access: yesAdvanced Healthcare Materials, EarlyView.
In ophthalmology, living biomaterials such as living contact lenses appear promising for sustained drug delivery or biosensing. The cytocompatibility of Cg‐PVA hydrogels, developed as a model living contact lens, is investigated with the ocular surface, showing their potential translation to the clinic.
Krupansh Desai   +6 more
wiley   +1 more source

Fatigue of nervous system after a test trial of 30 'on a cycleergometer in young cyclists

open access: yesEuropean Journal of Human Movement, 2010
Several authors have studied the influence of exercise on the nervous system and cognitive performance in untrained subjects and to different stimuli of exercise using the Flicker Fusion Threshold (UFF). Although the effect on the central nervous system (
V. J. Clemente
doaj  

Resumption of mass accretion in RS Oph [PDF]

open access: yes, 2007
The latest outburst of the recurrent nova RS Oph occurred in 2006 February. Photometric data presented here show evidence of the resumption of optical flickering, indicating re-establishment of accretion by day 241 of the outburst.
Bromage, G. E.   +3 more
core   +2 more sources

A Versatile Engineering Platform for the Fabrication of Prosthetic Venous Valves Using Electrospinning

open access: yesAdvanced Healthcare Materials, EarlyView.
Percutaneous prosthetic venous valves are fabricated by embedding stents in an electrospun matrix that extends luminally to form leaflets. The design shields leaflets from hyperplastic cells, isolates struts from blood contact, and avoids discrete anchoring points.
Dario Arcuti   +6 more
wiley   +1 more source

Video enhancement using adaptive spatio-temporal connective filter and piecewise mapping [PDF]

open access: yes, 2008
This paper presents a novel video enhancement system based on an adaptive spatio-temporal connective (ASTC) noise filter and an adaptive piecewise mapping function (APMF).
A Polesel   +31 more
core   +4 more sources

3D‐Printed Titanium Implants with Bioactive Peptide‐Polysaccharide Scaffolds for Personalized Bone Reconstruction

open access: yesAdvanced Healthcare Materials, EarlyView.
Porous 3D‐printed titanium implants are made bioactive by integration with a supramolecular peptide‐hyaluronic acid nanofibrillar scaffold, without the addition of exogenous cells or growth factors. Uniform filling of the implant architecture promotes vascularized, spatially homogeneous bone regeneration, significantly enhancing osteogenesis throughout
Noam Rattner   +8 more
wiley   +1 more source

Counterintuitive Fluorescence Blue Shift in Symmetry Breaking Dicationic Bis(indolium) with Two‐Photon Absorption Properties for NIR Living Cell Imaging

open access: yesAdvanced Materials, EarlyView.
Highly water‐soluble dicationic bis(indolium) dyes have been prepared, showing excellent two‐photon absorption and light emission. Their fluorescence behavior discloses an unusual increasing blue shift with increasing solvent polarity, which, in parallel, is beneficial for enhanced detection in biological media.
Carlos Benitez‐Martin   +5 more
wiley   +1 more source

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