Journal article
Vibrational excitation induced by electron beam and cosmic rays in normal and superconductive aluminum bars
- Abstract:
- We report new measurements of the acoustic excitation of an Al5056 superconductive bar when hit by an electron beam, in a previously unexplored temperature range, down to 0.35 K. These data, analyzed together with previous results of a dedicated experiment obtained for T >0.54K, show a vibrational response enhanced by a factor ∼4.9 with respect to that measured in the normal state. This enhancement explains the anomalous large signals due to cosmic rays previously detected in the NAUTILUS gravitational wave detector. © 2011 Elsevier B.V. All rights reserved.
- Publication status:
- Published
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Authors
- Journal:
- NUCLEAR INSTRUMENTS and METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT More from this journal
- Volume:
- 659
- Issue:
- 1
- Pages:
- 289-298
- Publication date:
- 2011-12-11
- DOI:
- ISSN:
-
0168-9002
- Language:
-
English
- Keywords:
- Pubs id:
-
pubs:206335
- UUID:
-
uuid:c41ad08e-a2ba-4342-94b1-b1e9e3389280
- Local pid:
-
pubs:206335
- Source identifiers:
-
206335
- Deposit date:
-
2012-12-19
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- Copyright date:
- 2011
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