- -15- _ -_ ey have stronger hulls than our own submarines, ee el ee _ »” Various measurements of shock wave parameters, etece effects, and radioactivity will be carried out, with AEC collaboration, The operation will cost $13,280,000. At 3:35 p.m. the visitors left; and Dr. L. R. Hafstad, Dr. W. Reactor Matters H, Zinn, Mr. W. K. Davis, and Gen, D, J, Keim met with the Committee to discuss reactor matters. Dr. Hafstad began by saying that the current power program is Civil Power rolling in good shape. The problem area is the homogeneous reactor at Oak Ridge and its rate of progress, The problems are tied in with the fluid fuel program at ORNL. Dr. Wigner mentioned a question, earlier raised by Mr. Murphree, ANP te en -thatin the aircraft program Pratt & Whitney seemed to be working on s OFeee See Seee reactors insteadof jetengines. Gen. Keirnanswered that P & W feel they must participate in the reactor effort in order to boost their general competence. The program is not yet farenough along to set down the exact division of effort. P & W have made paper studies of the engine machinery. Dr. Wigner also mentioned Mr. Whitman's doubts on the time schedule for the fluid fuel reactor, and the proposal to review the progrem in about six months. He said that what could be judged would be a more or less integrated arrangement. sible in six months? Would a judgnent be pos— Dr, Rabi interpolated the remark that Dr. Wigner 1 LR CHIVES er bpeved 2 ee