Introduction to Quarterly Progress Report

Abstract

This report is the fifth of a series of quarterly progress reports issued by the Researcn Laboratory of Electronics and contains a review of the activities of the Laboratory during the period January 1, 1947 through March 31, 1947. In accordance with a recent decision of the Services Technical Advisory Committee, brief summaries of status are given for most of the projects and more expanded discussions for the remaining ones. The groups reporting in more detail are Low Temperature Research (Magnetic Nuclear Resonance Experiments Section IID5), Ultrasonics Research Section IIIB, Communications and Related Projects Section IV.