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L1448-MM Observations by the Herschel Key Program, "Dust, Ice, and Gas In Time" (DIGIT)

Choi, Minho; Lee, Jeong-Eun; Lee, Jinhee +7 more

We present Herschel/Photodetector Array Camera and Spectrometer (PACS) observations of L1448-MM, a Class 0 protostar with a prominent outflow. Numerous emission lines are detected at 55 <λ < 210 µm including CO, OH, H₂O, and [O I]. We investigate the spatial distribution of each transition to find that lines from low energy …