Shear modulus sound absorption

Silvery-gray metal hexagonal crystal structure malleable, ductile, and soft enough to be cut with a knife density 8.223 g/cm melts at 1,359°C vaporizes at 3,221°C resistivity llhxlCH ohm-cm at 25°C Young s modulus 5.75xl0n dynes/cm2 (from velocity of sound measurements) shear modulus 2.28 dynes/cm2 Poisson s ratio 0.261 thermal neutron absorption cross section, 46 barns insoluble in water soluble in acids. 

FIGURE 60.5. (a) Sound speed and absorption vs. temperature for poly (carborane siloxane) and (b) log plot of shear modulus and loss factor vs. frequency for polyurethane [1]. Reprinted from [1] Copyright 1996, with permission of Springer Science + Business Media. 

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