TY - JOUR TI - A light intensity measuring system for sedimentation measurements on KM3NeT optical modules AU - Anassontzis, E. G. AU - Belias, A. AU - Fotiou, A. AU - Koutsoukos, S. and AU - Markopoulos, E. AU - Psallidas, A. AU - Resvanis, L. K. AU - Stavropoulos, AU - G. JO - NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT PY - 2011 VL - 626 TODO - S SP - S111-S114 PB - ELSEVIER SCIENCE BV SN - null TODO - 10.1016/j.nima.2010.06.239 TODO - Neutrinos; KM3NeT TODO - To measure variations of zenith dependence of sedimentation/bio-fouling on the optical modules (OMs) as considered by the KM3NeT consortium in the deep sea, we have used a grid of photodiodes distributed inside the glass sphere to measure the light intensity of two light sources located outside the glass sphere on a fixed position. The method is described and the data collected during the last three years in depths from 3100 m down to 5100 m, in the southeast Ionian sea, at sites near Pylos, Peloponnese, Greece, are discussed. (c) 2010 Elsevier B.V. All rights reserved. ER -