aerosols_long

  PI:              Neil Tindale
  dataset:         Aerosols, long irradiation neutron activation analysis
  project:         Arabian Sea
  ship:            Thomas Thompson
 
 PI Notes and Methodology
 A note from DMO on supplementary fields
 HiVol pump sampler methods are described in: N. W. Tindale and P. P. Pease, Aerosols 
    over the Arabian Sea: Atmospheric transport pathways and concentrations of dust 
    and sea salt, Deep Sea Research Part II: Topical Studies in OceanographyVolume 46, 
    Issues 8-9, August 1999, Pages 1577-1595. ( view article at ScienceDirect )
    view abstracts 


 Parameter     Description                                       Units

cruise Arabian Sea, Thomas Thompson cruise identifier date_begin date sampling pump turned on for given sample YYYYMMDD date_end date sampling pump turned off for given sample YYYYMMDD yrday day of year, 1995 lat_n Nominal latitude (minus indicates South) decimal degrees lon_n Nominal longitude (minus indicates West) decimal degrees vol_pump volume of air pumped to accumulate sample cubic meters for each element below, also reported are: _err which indicates combined sampling and analytical error _dl indicating detection level, a '1' indicates that while a peak was detected, the isotope sample was below the level of detection relative to background "noise". The element concentration reported therefore represents the amount of the isotope which would have had to have been present for it to have been detected. a '0' indicates no flag - concentration is as measured. As concentration of arsenic ug/m^3 Br concentration of bromine ug/m^3 Ce concentration of cerium ug/m^3 Co concentration of cobolt ug/m^3 Cr concentration of chromium ug/m^3 Cs concentration of cesium ug/m^3 Eu concentration of europium ug/m^3 Fe concentration of iron ug/m^3 Gd concentration of gadolinium ug/m^3 Hf concentration of hafnium ug/m^3 Hg concentration of mercury ug/m^3 La concentration of lanthanum ug/m^3 Lu concentration of lutetium ug/m^3 Nd concentration of neodymium ug/m^3 Rb concentration of rubidium ug/m^3 Sb concentration of antimony ug/m^3 Sc concentration of scandium ug/m^3 Se concentration of selenium ug/m^3 Sm concentration of samarium ug/m^3 Sr concentration of strontium ug/m^3 Ta concentration of tantalum ug/m^3 Tb concentration of terbium ug/m^3 Th concentration of thorium ug/m^3 Tm concentration of thulium ug/m^3 U concentration of uranium ug/m^3 Yb concentration of ytterbium ug/m^3 Zn concentration of zinc ug/m^3 dust total sample mass ug/m^3 estimated by assuming the Al content represented 8 percent, based on an 8% crustal average for Al nd indicates no data