Results 11 to 20 of about 3,533,828 (329)

Erbium-doped and Raman microlasers on a silicon chip fabricated by the sol–gel process [PDF]

open access: yes, 2005
We report high-Q sol–gel microresonators on silicon chips, fabricated directly from a sol–gel layer deposited onto a silicon substrate. Quality factors as high as 2.5×10^7 at 1561 nm were obtained in toroidal microcavities formed of silica sol–gel ...
Carmon, Tal   +4 more
core   +1 more source

Individual sol-gel microencapsulation of benzoyl peroxide and tretinoin enables controlled release onto the skin

open access: yesHeliyon
A combination of benzoyl peroxide (BPO) and tretinoin is recommended for treating acne; however, concurrent administration can be irritating, and coformulation is prevented by BPO-mediated oxidation of tretinoin.
Hila Hakak   +3 more
doaj   +1 more source

Mining Images in Biomedical Publications: Detection and Analysis of Gel Diagrams [PDF]

open access: yes, 2014
Authors of biomedical publications use gel images to report experimental results such as protein-protein interactions or protein expressions under different conditions. Gel images offer a concise way to communicate such findings, not all of which need to
Krauthammer, Michael   +3 more
core   +2 more sources

Increased risk for malaria in chronically malnourished children under 5 years of age in rural Gambia.

open access: yes, 2002
Malaria and malnutrition cause high morbidity and mortality in rural sub-Saharan Africa. To explore the relationship between nutritional status and malaria, a cohort of Gambian children under 5 years of age was followed weekly during one malaria season ...
Deen, JL, von Seidlein, L, Walraven, GEL
core   +1 more source

Chemical and rheological aspects of gel formation in the California Mastitis Test [PDF]

open access: yes, 2005
The rheological properties of the CMT gel were analysed. Data are presented to demonstrate that the gel is a non-homogenous, visco-elastic, non-Newtonian fluid with rheopectic, and rheodestructive behaviour.
Claycomb, Rod   +4 more
core   +2 more sources

Permeability of mixed soft and hard granular material: hydrogels as drainage modifiers [PDF]

open access: yes, 2011
We measure the flow of water through mixed packings of glass spheres and soft swellable hydrogel grains, at constant sample volume. Permeability values are obtained at constant sample volume and at porosities smaller than random close packing, for ...
Durian, Douglas J., Verneuil, Emilie
core   +1 more source

Dynamical arrest: interplay of the glass and of the gel transitions [PDF]

open access: yes, 2014
The structural arrest of a polymeric suspension might be driven by an increase of the cross--linker concentration, that drives the gel transition, as well as by an increase of the polymer density, that induces a glass transition.
Ciamarra, Massimo Pica   +4 more
core   +2 more sources

DFT Study of Functionalized Benzoxazole-Based D–π–A Architectures: Influence of Ionic Fragments on Optical Properties and Their Potential in OLED and Solar Cell Devices

open access: yesMolecules
This theoretical work investigates the linear (absorption and emission) and nonlinear (first hyperpolarizability and TPA) optical properties of donor–π–acceptor (D–π–A) molecular architectures based on functionalized benzoxazoles, with potential ...
Edwin Rivera   +4 more
doaj   +1 more source

Elastowetting of Soft Hydrogel Spheres [PDF]

open access: yes, 2018
When a soft hydrogel sphere is placed on a rigid hydrophilic substrate, it undergoes arrested spreading by forming an axisymmetric foot near the contact line, while conserving its global spherical shape.
Chakrabarti, Aditi   +4 more
core   +2 more sources

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