Northrop Grumman Corp.’s NOC business unit, Northrop Grumman Systems Corp, recently clinched a modification contract involving the MQ-4C Triton unmanned air systems (“UAS”) program.

These refrigerators enable temperatures less than 5 mK, without requiring liquid helium and offers cooling power of up to 1000 µW at 100 mK. Oxford Instruments has deployed more than 200 Triton ...