Investigation of infrared phonon modes in multiferroic single-crystal FeTe${}_2$O${}_5$Br

K. H. Miller, X. S. Xu, H. Berger +5

Reflection and transmission as a function of temperature (5--300 K) have been measured on single crystals of the multiferroic compound FeTe${}_2$O${}_5$Br utilizing light spanning…