Gas Fraction and Depletion Time Drive the Main-Sequence Scatter in Massive Galaxies at $z\sim 1.5$

Daichi Kashino, Boris S. Kalita, John D. Silverman +8

We present ALMA Band 7 dust continuum observations of 57 massive ($M_{\ast }\gtrsim 10^{10.8}{M}_{\odot }$) star-forming galaxies at $1.45<z<1.70$, selected from the FMOS-COSMOS survey t…