leading reactor builder offers LONG RANGE CAREERS in worldwide nuclear projects EXPEIENCED NUCLEAR ENGINEERS AND SCIENTISTS DEVELOPMENTAL Se Tiior responsible openings. Requires related experience and decree. FUEL ELEMENTS Fuael Materials: Physical metallurg-ists and chemists for research and development of reactor fuels. Study radiation effects, overall evaluation of u r a n i u m and thorium alloys, and ceramics. Research in gas-metal systems, e m p h a s i s on structural, phase equilibria, and material properties. Irradiation and hot-laboratory operations: Design and conduct irradiation ex periments In reactors, or in the post-irradiation testing and evaluation of fuels. Design specialized hot-laboratory equipment. Fuael fabrication: Metallurgical and mechanical engineers for fabrication development of materials and elements. REACTORS AND EQUIPMENT Compact reactors and power conversion: Nuclear, mechanical engineers. Design, insta.31ation, checkout, operation, and environment tests for satell i t e auxiliary power plants. Instrumentation and control: EE's and applied physicists. Design, develop, analyze, and test advanced automatic power plant control systems and components. MZechanical components: ME required. Develop coolant, other equipment f o r power reactors. Problems in thermodynamics, stress, heat transfer, aind fluid dynamics. Metallurgist for research on reactor structural materLals. Desire alloy development and solid state diffusion experience. A N A L Y T I C A L Responsible positions. Degree essential. Experience as required. Preliminary engineering: Conduct studies and evolve conceptual designs o:f power plant systems for mobile use. Prepare proposals and conduct design and economic analysis of commercial power plants. Shielding analysis: Advanced studies and analyses of stationary and mobile plants, using high speed computers. C o r e analysis: Criticality, temperature; void and power coefficients, control effectiveness, and fuel cycles. Systems analysis: Mobile compact reactor and power conversion system simulation a n d vehicle integration analysis. Control analysis: Reactor kinetics and overall nuclear power plant control. H a z a r d analysis, using analog and digital computers. Kleat transfer and fluid flow: Steady-state and transient analysis. Power optimization studies, free and forced convection flow transients, boiling, 3L.nd two phase flow. Analytical methods using analog and digital computers. Stress analysis: Structural, thermal, and dynamic stress analysis of high temperature reactor systems. Operations: Foreign,domestic,and advanced developmental reactor checko u t , start-up, test operations, and customer training. Includes operational a n a l y s i s and design criteria. Write for more details of exciting career opportunities at AI. Mr. B . J. N e w t o n , Personnel Office, Atomics I n t e r n a t i o n a l , 15330 R a y m e r S t r e e t , Van Nuys, California (In the suburban San Fernando Valley, near Ix>s Angeles)
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SRE Reactor Control Element Actuators. Sodium Graphite Reactor (SRE) uses eight control actuators. Four function as safety rods, two as shim rods, a n d two serve as shim regulating rods. SEPT.
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