On the sharpness and bias of quantum effects

Busch, Paul (2009) On the sharpness and bias of quantum effects. Foundations of Physics. pp. 712-730. ISSN 0015-9018

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Published Version: http://dx.doi.org/10.1007/s10701-009-9287-8

Abstract

The question of quantifying the sharpness (or unsharpness) of a quantum mechanical effect is investigated. Apart from sharpness, another property, bias, is found to be relevant for the joint measurability or coexistence of two effects. Measures of bias will be defined and examples given.

Item Type:	Article
Copyright, Publisher and Additional Information:	© Springer Science+Business Media, LLC 2009. This is an author produced version of a paper published in 'Foundations of Physics'. Uploaded in accordance with the publisher's self-archiving policy.
Keywords:	quantum measurement, joint observable, coexistence, effect, unsharp observable, bias
Academic Units:	The University of York > Mathematics (York)
Depositing User:	Prof Paul Busch
Date Deposited:	28 Apr 2010 10:37
Last Modified:	23 Apr 2013 23:01
Published Version:	http://dx.doi.org/10.1007/s10701-009-9287-8
Status:	Published
Refereed:	Yes
Related URLs:	http://arxiv.org/abs/0706.3532 http://dx.doi.org/10.1007/s10701-009-928... http://www.springerlink.com/content/n22r...
URI:	http://eprints.whiterose.ac.uk/id/eprint/10762

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