Proceedings of the 10th Latin American Conference on the Applications of the M ssbauer Effect (LACAME 2006) held in Rio de Janeiro City, Brazil, 5-9 November 2006. This volume demonstrates the way in which researchers, on a wide range of topics, many interdisciplinary, find the applications of the M ssbauer Effect an outstanding method whose results, sometimes unique, complements and improves the information obtained by other techniques...