Results 11 to 20 of about 190,973 (303)

The effect of surface treatment of silicone hydrogel contact lenses on the attachment of Acanthamoeba castellanii trophozoites [PDF]

open access: yes, 2009
Aims to determine if plasma surface treatment of Focus Night & Day silicone hydrogel contact lenses affects the attachment of Acanthamoeba. Unworn lotrafilcon A contact lenses with (Focus Night & Day) and with out surface treatment and Acuvue ...
Tomlinson, Alan, Beattie, Tara K.
core   +4 more sources

Silicone-Based Multifunctional Thin Films with Improved Triboelectric and Sensing Performances via Chemically Interfacial Modification

open access: yes, 2023
The development of triboelectric nanogenerators (TENGs) technology has advanced in recent years. However, TENG performance is affected by the screened-out surface charge density owing to the abundant free electrons and physical adhesion at the electrode ...
Sangmin Lee (733520)   +3 more
core   +4 more sources

Silicon Nitride in Silicon Photonics [PDF]

open access: yesProceedings of the IEEE, 2018
The silicon nitride (Si3N4) planar waveguide platform has enabled a broad class of low-loss planar-integrated devices and chip-scale solutions that benefit from transparency over a wide wavelength range (400–2350 nm) and fabrication using wafer-scale processes.
Daniel J. Blumenthal   +4 more
openaire   +3 more sources

Silicon–silicon π single bond [PDF]

open access: yesNature Communications, 2020
AbstractA carbon–carbon double bond consists of a σ bond and a π bond. Recently, the concept of a π single bond, where a π bond is not accompanied by a σ bond, has been proposed in diradicals containing carbon and heteroatom radical centers. Here we report a closed-shell compound having a silicon–silicon π single bond.
Soichiro Kyushin   +7 more
openaire   +3 more sources

A Physico-Chemical Study of Soft Lining Materials for Acrylic Dentures [PDF]

open access: yes, 1980
PhDAlthough soft lining materials are inadequate to their requirements, their use is widespread. - This investigation has been undertaken in an attempt to determine which are the better materials and how they may be evaluated.
Wright, Paul Stanley, Wright, P
core   +4 more sources

Investigation of dental elastomers as oral mucosa simulant materials

open access: yesClinical and Experimental Dental Research, 2021
Objective To measure mechanical properties of dental soft liners in tensional stress to identify their suitability as human oral mucosa simulant materials.
Joanne Jung Eun Choi   +2 more
doaj   +1 more source

The crystal structure of 1,6-di-tert-butyl-1,1,3,3,4,4,6,6-octamethyl-2,2,5,5-tetrakis (trimethylsilyl)hexasilane, C28H78Si10

open access: yesZeitschrift für Kristallographie - New Crystal Structures, 2019
C28H78Si10, monoclinic, Pn (no. 7), a = 21.413(4) Å, b = 9.8568(17) Å, c = 22.074(4) Å, β = 93.426(4)°, V = 4650.6(14) Å3, Z = 4, Rgt(F) = 0.0613, wRref(F2) = 0.1750, T = 296(2) K.
Xiao Xu-Qiong   +3 more
doaj   +1 more source

Silicon – single molecule – silicon circuits

open access: yesChemical Science, 2021
Single-molecule circuits using silicon contacts are robust, conductive, controllable, and highly reproducible in blinking experiments, with enhanced conductance in break-junctions owing to residual dangling bonds.
Jeffrey R. Reimers   +3 more
openaire   +4 more sources

Medical-Grade Silicone Coated with Rhamnolipid R89 Is Effective against Staphylococcus spp. Biofilms

open access: yesMolecules, 2019
Staphylococcus aureus and Staphylococcus epidermidis are considered two of the most important pathogens, and their biofilms frequently cause device-associated infections.
Chiara Ceresa   +11 more
doaj   +1 more source

Influence of silicone oil tamponade after vitrectomy on intraocular pressure [Tamponada silikonskim uljem i njezin utjecaj na vrijednosti intraokularnog tlaka] [PDF]

open access: yes, 2013
The aim of this prospective study was to determine the possible influence of the silicone oil tamponade after vitrectomy on the early intraocular pressure (IOP) elevation, which is a major risk factor for developing secondary glaucoma in patients with ...
Matić, Suzana   +5 more
core   +1 more source

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