Experimental determination of beam quality factors, k Q , for two types of Farmer chamber in a 10 MV photon and a 175 MeV proton beam This article has been downloaded from IOPscience. Please scroll down to see the full text article. 2006 Phys. Med. Biol. 51 1503 (http://iopscience.iop.org/0031-9155/51/6/010) Download details: IP Address: 132.246.22.3 The article was downloaded on 13/03/2010 at 01:16 Please note that terms and conditions apply. The Table of Contents and more related content is available Home Search Collections Journals About Contact us My IOPscience