All ATLAS published papers can be found at: twiki.cern.ch/twiki/bin/view/AtlasPublic
All H1 published papers can be found at: www-h1.desy.de/publications/H1publication.fast_list.html
All LHeC public material can be found at: www.ep.ph.bham.ac.uk/exp/LHeC/
Conference proceedings, electronic copies of talks and other written documents can be found at www.desy.de/~newmanpr/diffraction/confs.html
Some recent publication highlights:
ATLAS Collaboration, Rapidity Gap Cross Sections measured with the ATLAS Detector in pp Collisions at √s = 7 TeV, Eur. Phys. J. C72 (2012) 1926
ATLAS Collaboration, Measurement of the Inelastic Proton-Proton Cross-Section at √s = 7 TeV with the ATLAS Detector, Nature Commun. 2 (2011) 463
H1 Collaboration, Measurement of the Diffractive Longitudinal Structure Function FLD at HERA, Eur. Phys. J. C72 (2012) 1836
H1 Collaboration (2010), Diffractive Dijet Photoproduction in ep Collisions at HERA, Eur. Phys. J. C70: 15.
H1 & ZEUS Collaborations (2010), Combined Measurement and QCD Analysis of the Inclusive ep Scattering Cross Section at HERA, JHEP 01: 109.
Dainton, J., Klein, M., Newman, P., Perez, E., and Wileke, F. (2006), Deep Inelastic Electron-Nucleon Scattering at the LHC, JINST 1: P10001.
H1 Collaboration (2006), Measurement and QCD Analysis of the Diffractive Deep Inelastic Scattering Cross Section at HERA, Eur. Phys. J. C48: 715.