Abstract The Active X-Ray Spectrometer (AXRS) was developed at Johns Hopkins Applied Physics Lab (APL) to be utilized in landed planetary exploration spacecraft seeking to better understand bulk rock geochemistry… Click to show full abstract
Abstract The Active X-Ray Spectrometer (AXRS) was developed at Johns Hopkins Applied Physics Lab (APL) to be utilized in landed planetary exploration spacecraft seeking to better understand bulk rock geochemistry of lithophile materials. The AXRS sensor head has a mass of 360 g, fits within an envelope of 11 × 6 × 5 cm3, and consumes
               
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