Results 31 to 40 of about 669,117 (81)

Wearable smart sensor systems integrated on soft contact lenses for wireless ocular diagnostics [PDF]

open access: yes, 2017
Wearable contact lenses which can monitor physiological parameters have attracted substantial interests due to the capability of direct detection of biomarkers contained in body fluids. However, previously reported contact lens sensors can only monitor a
BL Due   +47 more
core   +1 more source

Wedge immersed thermistor bolometers [PDF]

open access: yes, 1964
An immersed thermistor bolometer for the detection of ultraviolet, visible, and infrared radiation is described. Two types of immersed bolometers are discussed.
Dreyfus, M. G.
core   +1 more source

A biocompatible active artificial iris [PDF]

open access: yes, 2016
A contact lens mimicking an artificial iris is presented as solution for people suffering from iris deficiencies. As this is a biomedical device, biocompatibility is a key specification for material choice and design.
De Smet, Herbert   +3 more
core  

Contact Lens in Unilateral Aphakia [PDF]

open access: yesBritish Journal of Ophthalmology, 1950
thatsuch acataract isbestleft alone, isbasedontheobservation thatthe optical correction ofunilateral aphakiaisnotsatisfactory, a-s diplopia andgeneral discomfort areexl)erienced. Furthermilore, therisks oftheactual operation andofpost-operative comlplications, thefrequent occurrence ofdivergence, andthepossible disappointment ofthepatient ...
openaire   +4 more sources

Stein fillings of planar open books [PDF]

open access: yes, 2015
We prove that if a contact manifold $(M,\xi)$ is supported by a planar open book, then Euler characteristic and signature of any Stein filling of $(M,\xi)$ is bounded.
Kaloti, Amey
core  

Influence of frozen capillary waves on contact mechanics

open access: yes, 2005
Free surfaces of liquids exhibit thermally excited (capillary) surface waves. We show that the surface roughness which results from capillary waves when a glassy material is cooled below the glass transition temperature can have a large influence on the ...
Persson, B. N. J.
core   +1 more source

Adhesive contact of model randomly rough rubber surfaces

open access: yes, 2019
We study experimentally and theoretically the equilibrium adhesive contact between a smooth glass lens and a rough rubber surface textured with spherical microasperities with controlled height and spatial distributions.
Acito, Vito   +3 more
core   +1 more source

Wedge immersed thermistor bolometer measures infrared radiation [PDF]

open access: yes, 1965
Wedge immersed-thermistor bolometer measures infrared radiation in the atmosphere. The thermistor flakes are immersed by optical contact on a wedge-shaped germanium lens whose narrow dimension is clamped between two complementary wedge-shaped germanium ...
Dreyfus, M. G.
core   +1 more source

An evaluation of contact lens disinfection [PDF]

open access: yes, 1992
The pharmacist has a vital role to play in assuring safe contact lens wear. Other then the contact lens practitioner, the pharmacist is the only person who can supply lens care materials and provide counselling based on scientific knowledge.
Baldacchino, Anthony
core  

Development of a contact lens quality monitoring system [PDF]

open access: yes
The quality of contact lens samples depends strongly on their free volume fractions. It is expected that the free volume fraction of the test samples will also impact their attenuation coefficients for soft x rays.
Shen, Chih-Ping   +2 more
core   +1 more source

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