Experimental verification of agglomeration effects in infrared spectra on micron-sized particlesAkemi Tamanai, Jochen Vogt, Christian Huck, Uwe Mick, Sören Zimmermann, Ryo Tazaki, Harald Mutschke and Annemarie PucciA&A, 619 (2018) A110DOI: https://doi.org/10.1051/0004-6361/201833119