twin crystal

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twin crys·tal

two crystals that have grown together along a common face.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
Further the impacts of dislocation, twin crystal, and phase transition on material's mechanical properties and crack propagation were discussed.
However, a completely new feature is the added flexibility of single echo mode where twin crystal probes can be used.
References to particular objects are used, she says, merely to provide "easy points of access for a way of seeing that is then continued in the abstract." This is particularly true of her most recent works, seen in her solo show "Zwillingskristall" (Twin Crystal).