Improved Amplified Spontaneous Emission of Dye‐Doped Functionalized Mesostructured Silica Waveguide Films

The authors thank support from the Spanish Government through the “Ministerio de Economia y Competitividad” (MINECO) and the European Community (FEDER) through grant nos. MAT2008–06648-C02 and MAT2011–28167-C02. M.G.R. has been supported by a CSIC fellowship within the program JAE. M.A.D.G. acknowledges funding received from the “Ministerio de Educacion y Ciencia, MEC” (reference no. PR2009–0456) to perform a research stay at UCSB to initiate the collaboration between the two teams contributing to this work. M.J.N.J. acknowledges financial support from the Alexander von Humboldt-Foundation through a Feodor Lynen Research Fellowship. The NMR experiments were conducted in the Central Facilities of the UCSB Materials Research Laboratory supported by the MRSEC program of the U.S. NSF under award no. DMR-1121053. The work at UCSB was supported by the USARO through the Institute for Collaborative Biotechnologies through W911NF-09-D-0001.