calculations indicate that the transverse displacement and free energy fluctuations of 1 + 1 dimensional directed random walks in media with sign randomness are characterized by the same exponents as directed walks in ordinary random media, with positive statistical weights. Professor Michael E. Fi
Measuring randomness with periodic media
✍ Scribed by Alain Haché; Mohit Malik; Marcus Diem; Lasha Tkeshelashvili; Kurt Busch
- Publisher
- Elsevier Science
- Year
- 2007
- Tongue
- English
- Weight
- 295 KB
- Volume
- 5
- Category
- Article
- ISSN
- 1569-4410
No coin nor oath required. For personal study only.
✦ Synopsis
We show that the sensitivity to disorder of certain physical properties of periodic media depends on whether the disorder is truly random or not. This allows to utilize periodic media for testing sequences of random numbers and to quantify their departure from true randomness via simple transmission and/or reflection data analysis. This physics-based model shows promises for device applications to test random data.
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