sentences:  In 1946 he also became the first director of the Marine Physical Laboratory (MPL) of the University of California.The MPL was founded by Eckart, Roger Revelle, and Admiral Rawson Bennett to conduct geophysical research of common interest to the academic and naval communities.In 1948, the MPL became an integral part of the Scripps Institution of Oceanography, and Eckart served as the fourth director of Scripps until 1950.