There are a number of measuring instruments that are used in the measurement of radioisotopes in the earth’s atmosphere, mainly the NIRSpec (NIRSpec-1) instrument, the Geomagnetic Measurement (GMM) instrument and the Geophysical Measurement Instrument (GMI) instrument.The NIRspec-1 is a high-energy neutron scattering instrument that measures neutrons.The GMM and GMI are instruments used to measure radiation.The …