Future MmSubmm Instrumentation and Science Opportunities Exa(10)

发布时间:2021-06-07

During the next decade a tremendous advance will take place in instrumentation for spectroscopy of the interstellar medium. Major new facilities (ALMA, SOFIA, APEX, LMT, Herschel and others) will be constructed and commissioned, so that the science opportu

10Phillips,Vastel:Futuremmandsubmminstrumentation

tionoftheinterstellarmediumwhichiscoldenoughforstrongfractionationandCOdepletion(fC)approaches10 3,thentherewillbeasigni cante ect:fD×fC≥10 3

(11)

WeknowthatfD~10 1,ormoreinsomecases,soiffC≥10 2,measuredvaluesofthedeuteriumabundancemaybesigni cantlya ected.

Acknowledgements

WeacknowledgesupportfromtheNSFundercontractAST-9980846.WethankEricHerbst,JohnPearson,TomMillarandDieterGerlichforhelpfulconversations.Wearealsograte-fultoPaulGoldsmithforprovidingusthe guresofSWASobservationstowardsSgrB2,W49NandW51.

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