Terms: Lamb Shift (31,300), fine structure constant (87,800), anomolous magnetic moment (66), quantum hall effect (86,800), hydrogen fine structure (144), magnetic flux quantum (1,220),
Wikipedia - Lamb Shift, Fine-structure constant, Permittivity of free space,
NIST: The fine-structure constant
Terms: vacuum polarization (26,600), screened charge (203), running coupling constant (1,130), von Klitzing constant (1,410),
Terms: mass of the sun (119,000),
Boolean: horizon AND site:nasa.gov (26,500),