Journal article
Fluctuations of fluctuation-induced casimir-like forces.
- Abstract:
- The force experienced by objects embedded in a correlated medium undergoing thermal fluctuations-the so-called fluctuation-induced force-is actually itself a fluctuating quantity. Using a scalar field model, we compute the corresponding probability distribution and show that it is a Gaussian centered on the well-known Casimir force, with a nonuniversal standard deviation that can be typically as large as the mean force itself. The relevance of these results to the experimental measurement of fluctuation-induced forces in soft condensed matter is discussed, as well as the influence of the finite temporal resolution of the measuring apparatus.
- Publication status:
- Published
Actions
Authors
- Journal:
- Physical Review Letters More from this journal
- Volume:
- 89
- Issue:
- 23
- Pages:
- 230601
- Publication date:
- 2002-12-01
- DOI:
- EISSN:
-
1079-7114
- ISSN:
-
0031-9007
- Language:
-
English
- Keywords:
- Pubs id:
-
pubs:154615
- UUID:
-
uuid:3be7ce0b-84f1-474d-b842-d20de2dc3e94
- Local pid:
-
pubs:154615
- Source identifiers:
-
154615
- Deposit date:
-
2012-12-19
Terms of use
- Copyright date:
- 2002
- Notes:
- 4 pages, 2 figures
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