critical assembly


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critical assembly

[′krid·ə·kəl ə′sem·blē]
(nucleonics)
An assembly of sufficient fissionable and moderator material to sustain a fission chain reaction at a low power level.
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References in periodicals archive ?
Chiba, "Experimental benchmarks on kinetic parameters in accelerator-driven system with 100 MeV protons at Kyoto University Critical Assembly," Annals of Nuclear Energy, vol.
The automaker, having had experience with Heller in Germany, agreed Heller would be a good partner for designing the machining systems for the carriers and axle parts while the supplier concentrated on the critical assembly process and car testing.
GSE tech-motive tool manufactures and distributes specialized tightening solutions for customers with critical assembly applications.
The vehicles and controls have been designed to provide reliable delivery of components for critical assembly line supply on a 24 x 7 basis.
Emerging technologies often require sources of bare die or difficult to handle packages requiring extremely critical assembly operations.

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