ame Newt dee Nou ob VI,GROUP H-6, RADIOLOGIC PHYSICS (T, N, White): Specia] 1. Pro Sectio S, Shlae dH, I, Israel): General: a. S. Shlaer attended the Radiological Society meeting in Los Angeles from 6 - 11 December. b. R. Barker has received and accepted an offer from the AED Isotopes Division, Oak Ridge, Tennessee, as a Field Representative of the Radiologic Safety Branch. The termination date has been set for December 31, 1 pending clearance transfer. 2._Work_in Progress: a. Cyauthority ents ° ee R.D-A . > ° » og Per KoLi tt aug (Person authorizingchangein clegdéification) (Date) The revision of theGenergt| ndbook ‘ation Monito was given .to the printers on 2 Decembét* b. ¢ BY ASPepetadeRdaerateape Biddiedery 55. A review of the literature has been made in preparation for the writing of a chapter in the Non-Destructive Testing Handbook. <A partial bibli.«.- ography has been prepared. c. - Plans have been made to obtain a sample of U-233 in the near future for measurements of the surface dose rate to give H-l1 some figures for estimating hand exposures at DP Site. d. A closed system for generating thoron from a boiling solution of thorium nitrate has been constructed and is being tested. Techniques are being developed for purposes of increasing air concentrations of thoron. e. A new method of charging the high-intensity arc, which consists of loading the carbon from a solutiontof activated copper in nitric acid, has been tried and appears to be satisfactory. f. | A new method of starting the arc by striking the arc with a tesla coil and the associated circuitry has been developed, and is still being tested. 4 Copy « LAS;ie $ g.- The 150 KVP X-ray machine and the associated equipment has been 3/