author: arjang fartash

Ultrasonic Measurements on Solid Helium Crystals

... ( Ejog / kgT ) . The self - energy of a jog , Ejog , has been shown to be Ejog = b2b ′ G / 4π ( 1 - v ) where b ' is the length of the jog and is the Poisson's ratio . Setting b ~ b ' , for low density solid we estimate Ejog ~ 5K . Then ...

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