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Effect of critical dimension variation on SAW correlator energy.

Journal Article · · Proposed for publication in IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control.
OSTI ID:990013

The effect of critical dimension (CD) variation and metallization ratio on the efficiency of energy conversion of a surface acoustic wave (SAW) correlator is examined. We find that a 10% variation in the width of finger electrodes predicts only a 1% decrease in the efficiency of energy conversion. Furthermore, our model predicts that a metallization ratio of 0.74 represents an optimum value for energy extraction from the SAW by the interdigitated transducer (IDT).

Research Organization:
Sandia National Laboratories
Sponsoring Organization:
USDOE
DOE Contract Number:
AC04-94AL85000
OSTI ID:
990013
Report Number(s):
SAND2005-2289J
Journal Information:
Proposed for publication in IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control., Journal Name: Proposed for publication in IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. Journal Issue: 2 Vol. 53; ISSN 0885-3010
Country of Publication:
United States
Language:
English

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