Results 21 to 30 of about 802,819 (312)

Melt Pool and Keyhole Behavior Analysis for Deep Penetration Laser Welding [PDF]

open access: yes, 2010
One usually defines the main characteristic of the welding performances of a given laser system by its “penetration curve” that corresponds to the welding depth as a function of the welding speed Vw for a given set of operating parameters.
R Fabbro, Fabbro, R, FABBRO, Rémy
core   +1 more source

Influence of the Vehicle on the Penetration of Particles into Hair Follicles

open access: yesPharmaceutics, 2011
Recently, it has been demonstrated that particulate substances penetrate preferentially into the hair follicles and that the penetration depth depends on the particle size.
Ute Wank   +7 more
doaj   +1 more source

Enhanced chlorhexidine skin penetration with eucalyptus oil [PDF]

open access: yes, 2010
Background Chlorhexidine digluconate (CHG) is a widely used skin antiseptic, however it poorly penetrates the skin, limiting its efficacy against microorganisms residing beneath the surface layers of skin. The aim of the current study was to improve the
Conway, Barbara R   +26 more
core   +2 more sources

THE PENETRATING RADIATION [PDF]

open access: yesScience, 1907
The announcement of the discovery of the penetrating radiation was made simultaneously by Rutherford and Cooke and McClennan and Burton in 1902. Investigations on radioactive substances had shown that some of these emit a very penetrating radiation, the γ radiation, resembling hard X‐rays.
openaire   +4 more sources

Penetration of a glass-faced transparent elastomeric resin by a lead-antimony-cored bullet [PDF]

open access: yes, 2008
The penetration of the lead antimony-cored 7.62 mm × 51 mm bullet into a glass- faced polyurethane elastomeric polymer resin has been studied. The resulting craters in the resin contained elongated bullet core material that had a significant amount of ...
Hazell, P.J.   +5 more
core   +1 more source

Measuring the strength of brittle materials by depth-of-penetration testing [PDF]

open access: yes, 2010
Based on an energy conservation model, the strength offered by a number of brittle materials has been calculated from depth-of-penetration (DOP) test results. Each material was completely penetrated by a tungsten carbide cored projectile of known kinetic
Hazell, Paul J., P J Hazell
core   +1 more source

Lateral Tension-Induced Penetration of Particles into a Liposome [PDF]

open access: yes, 2017
It is important that we understand the mechanism of the penetration of particles into a living cell to achieve advances in bionanotechnology, such as for treatment, visualization within a cell, and genetic modification.
Hamada, Tsutomu   +5 more
core   +1 more source

Adhesive penetration of hardwood: a generic penetration model [PDF]

open access: yesWood Science and Technology, 2011
An analytical model to predict the penetration of adhesives into hardwood is proposed. Penetration into hardwood is dominated by the vessel network which prohibits porous medium approximations. The model considers two scales: (1) a one dimensional capillary fluid transport of a hardening adhesive through a single, straight vessel with diffusion of ...
Mendoza Miller   +4 more
openaire   +3 more sources

Normal and oblique penetration of woven CFRP laminates by a high velocity steel sphere [PDF]

open access: yes, 2008
In this research, two thicknesses of a woven CFRP laminate have been subjected to impact by a steel sphere in a velocity regime ranging from 170 to 374 m/s.
Cooper, G.   +4 more
core   +1 more source

Penetration Resistance and Penetrability in Pyramidal (Nano)Indentations [PDF]

open access: yesScanning, 2012
SummaryPyramidal nanoindentation loading curves were linearly plotted, normal force versus (penetration depth)3/2. The slope is penetration resistance k, its inverse penetrability. Linear correlations verify. All contributions to the indentation are included in the penetrability.
Gerd, Kaupp, Mohammad Reza, Naimi-Jamal
openaire   +2 more sources

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