Results 211 to 220 of about 80,429 (263)

Comparative Analysis of Surface Roughness and Plastic Deformation of Reciprocating Instruments after Clinical Use. [PDF]

open access: yesMaterials (Basel)
Herrera Á   +6 more
europepmc   +1 more source
Some of the next articles are maybe not open access.

On the Theory of Plastic Deformation

Proceedings of the Physical Society. Section A, 1951
A model for plastic deformation in soft metals, i.e. metals which are not age-hardened or severely cold-worked, is given. It is based on the assumption that in real crystals there is always a number of regions present which, by an unknown process, act as sources of dislocations.
openaire   +2 more sources

On the plastic deformation of superconductors

Journal of Physics F: Metal Physics, 1980
In the transition from the normal (n) to the superconducting (s) state the creep rate of metals flowing under constant stress increases while, if deformation occurs at a constant strain-rate, a small drop in the flow stress, △σns, is observed. These “softening” effects have been the subject of an extensive literature in the last few years. The material
openaire   +1 more source

Neck Deformities in Plastic Surgery

Facial Plastic Surgery Clinics of North America, 2019
This article provides facial plastic surgeons with the insight to avoid and address common pitfalls in neck procedures. Many aesthetic issues are created from overtreatment or undertreatment of components of the neck. Using the platysma muscle as the divide, ease of access to superficial anatomy leads to overtreatment problems, whereas difficulty of ...
Neil A, Gordon   +3 more
openaire   +2 more sources

Thennoluminescence in Plastically Deformed KBr

physica status solidi (b), 1963
AbstractThe thermoluminescence of plastically deformed KBr crystals is measured in the temparature range 80‐350 °K for differing amounts of deformation. It is found that the glow peaks characteristic of undeformed crystals are greatly enhanced but that no new glow peaks appear.The effect of annealing at different temperatures, before X‐ray excitation ...
R. Fieschi, R. Oggioni, G. Spinolo
openaire   +1 more source

Plastic Deformations in Complex Plasmas

Physical Review Letters, 2011
Complex plasmas are macroscopic model systems of real solids and liquids, used to study underdamped dynamics and wave phenomena. Plastic deformations of complex plasma crystals under slow uniaxial compression have been studied experimentally and numerically.
C, Durniak, D, Samsonov
openaire   +2 more sources

Nonuniqueness in Contained Plastic Deformation

Journal of Applied Mechanics, 1980
It is well known that in a well-defined load-controlled boundary-value problem for an elastic/perfectly-plastic structure the displacements are unique if the structure is everywhere elastic, and they are not unique at the yield-point load when the structure becomes a mechanism.
Hodge, P. G. jun., White, D. L.
openaire   +1 more source

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