The Envelope and Embedded Disk around L1157-mm: Dual-wavelength Interferometric Observations and Modeling Posted on June 26, 2014 by UHNAI Webmaster in Chiang, H.-F., Looney, L. W., Tobin, J. J. (). The Envelope and Embedded Disk around L1157-mm: Dual-wavelength Interferometric Observations and Modeling. , 756,