available technology


The invention provides a cryogenic liquid pump system, having a first end with at least an insulating lid and motor; a second end, wherein the second end is a pump, said pump comprising an impeller; and a gas release plate upstream of the impeller; and a shaft disposed between the first end and the...
available technology

Compton Imaging System

Most of the gamma-ray imaging systems existing today use position sensitive scintillators, which have good efficiency, but lack good energy resolution, and their position resolution decreases significantly with increasing energy. LLNL has demonstrated methods that will help improve the resolution...
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Computerized Engineering

In 1966, MacNeal-Schwendler Corporation (MSC) was awarded a contract by NASA to develop a general purpose structural analysis program dubbed NASTRAN (NASA structural analysis). The first operational version was delivered in 1969. In 1982, MSC procured the rights to market their subsequent version...