Fig. 4.From: Single grain noble gas analysis of Antarctic micrometeorites by stepwise heating method with a newly constructed miniature furnaceBlank levels of the MS-III noble gas analyzing system when the miniature furnace was operated at 1600°C. Reported values using a W-basket heater (Hohenberg, 1980) and a heater made of Ta-foil or Pt-foil (Pepin et al., 2000) are presented for comparison.Back to article page