ORE Open Research Exeter TITLE Planet Formation Imager (PFI): science vision and key requirements AUTHORS Kraus, S; Monnier, JD; Ireland, MJ; et al. JOURNAL ArXiv DEPOSITED IN ORE 13 February 2017 This version available at http://hdl.handle.net/10871/25809 COPYRIGHT AND REUSE Open Research Exeter makes this work available in accordance with publisher policies. A NOTE ON VERSIONS The version presented here may differ from the published version. If citing, you are advised to consult the published version for pagination, volume/issue and date of publication