By Alberto Carpinteri, Giuseppe Lacidogna, Amedeo Manuello
This booklet offers the suitable effects of lately came upon and interdisciplinary phenomena, caused by means of neighborhood mechanical instabilities. particularly, it seems at emissions from nano-scale mechanical instabilities similar to fracture, turbulence, buckling and cavitation, focussing on vibrations on the TeraHertz frequency and Piezonuclear reactions. destiny purposes for this paintings might comprise earthquake precursors, weather swap, strength creation and mobile biology.
A sequence of fracture experiments on usual rocks demonstrates that the TeraHertz vibrations may be able to result in fission reactions on medium weight parts observed by means of neutron emissions. an analogous phenomenon looks to have happened in numerous varied events, rather within the chemical evolution of the Earth and sunlight approach, via seismicity (rocky planets) and storms (gaseous planets). As the authors discover, those phenomena may also clarify puzzles related to the heritage of our planet, just like the ocean formation or the primordial carbon pollutants, in addition to medical mysteries, just like the so-called “cold nuclear fusion” or the proper radio-carbon relationship of natural fabrics, equivalent to the Turin Shroud. In biology, Piezonuclear reactions may well clarify the mechanism that governs the so-called "sodium-potassium pump" and extra usually, the metabolic processes.
Scientists engaged in seismology, geophysics, geochemistry, climatology, planetology, condensed subject physics and b
iology, in addition to these excited about theoretical and utilized mechanics, will all enjoy the leading edge paintings awarded the following in a holistic way.
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Extra resources for Acoustic, Electromagnetic, Neutron Emissions from Fracture and Earthquakes
25) and internal friction angle ϳ40° (Eq. 37 and Fig. , 1997a). 3 and is used for the following up numerical simulations. The parameter Cd is the damage rate constant for positive damage evolution (degradation), which defines the time needed to achieve failure after the onset of damage at ξ ϭ ξ0. , 1997a). , 2004) also shows that with the onset of acoustic emission and damage evolution, there is non-reversible deformation before the final macroscopic failure. This can be accounted for using a damage-related viscosity η, which for positive rate of damage is: ηϭ η0 .
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