Loretz, T.J. and Loretz, R.A. (2026) “Composition-Dependent Density Modeling of Chalcogenide Glasses: Empirical Evidence for Influential van der Waals Interactions and the Central Role of Lone-Pair Electrons”, Journal of Optics and Photonics Research [Preprint]. doi:10.47852/bonviewJOPR62029989.