Addendum to the CLOUD proposal

Abstract

This report is the first of two addenda to the CLOUD proposal at CERN (physics/0104048), which aims to test experimentally the existence a link between cosmic rays and cloud formation, and to understand the microphysical mechanism. The document provides further details on the detector design, scientific motivation and experimental programme.

26 pages, 10 figures, more information at http://cern.ch/Cloud