Whiting, Matthew TWebster, Rachel LFrancis, Paul2015-12-130035-8711http://hdl.handle.net/1885/93393We present model fits to spectral energy distributions in the optical and near-infrared of >100 flat-spectrum radio quasars from the Parkes Half-Jansky Flat-spectrum Sample. We find that ∼40 per cent of the sources have power-law spectral energy distribKeywords: BL Lacertae objects: general; Galaxies: jets; Quasars: general; Radiation mechanisms: non-thermal200110.1046/j.1365-8711.2001.04287.x2015-12-12