Synchrotron x-ray study of a Fibonacci superlattice

作者: J. Todd , R. Merlin , Roy Clarke , K. M. Mohanty , J. D. Axe

DOI: 10.1103/PHYSREVLETT.57.1157

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摘要: Quasiperiodic ordering is studies in a GaAs-AlAs Fibonacci superlattice by high-resolution x-ray scattering. The data are consistent with the predicted dense set of diffraction vectors. Moderately large growth fluctuations sequential deposition GaAs and AlAs layers do not appear to disturb seriously quasiperiodic order. effects randomness analyzed computer simulation.

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