The photoevaporation of molecular clumps

The [CII] line: a window on the ISM of high-z galaxiesLivia Vallini, 6-10-2015David Meeting X, Scuola Normale Superiore, Pisa 1Motivation

2Motivation

it is a key diagnostic of the ISM because:[CII] is the dominant cooling line of the ISM3Motivation

it is a key diagnostic of the ISM because:[CII] is the dominant cooling line of the ISM[CII] arises from different componentsproviding a wide picture of the ISM- diffuse ionized gas (?)- diffuse neutral gas (CNM, WNM)- dense neutral gas (PDR)4

Capak+2015, Nature[CII] emissionin LAEs and LBGs at z~7

Maiolino+2015Motivation

5Maiolino+2015Open issues

Capak+2015Willott+2015[CII] detectionLAEs/LBGs at 5