Y. Kamihara, H. Hiramatsu, M. Hirano, R. Kawamura, H. Yanagi et al., Iron-Based Layered Superconductor:?? LaOFeP, Journal of the American Chemical Society, vol.128, issue.31, p.10012, 2006.
DOI : 10.1021/ja063355c

W. L. Yang, A. P. Sorini, C. Chen, B. Moritz, W. Lee et al., Evidence for weak electronic correlations in iron pnictides, Physical Review B, vol.80, issue.1, p.14508, 2009.
DOI : 10.1103/PhysRevB.80.014508

S. A. Kimber, A. Kreyssig, Y. Zhang, H. O. Jeschke, R. Valenti et al., Similarities between structural distortions under??pressure and chemical doping in superconducting BaFe2As2, Nature Materials, vol.74, issue.224, p.471, 2009.
DOI : 10.1038/nmat2443

V. Brouet, M. Marsi, B. Mansart, A. Nicolaou, A. Taleb-ibrahim et al., observed with angle-resolved photoemission, Physical Review B, vol.80, issue.16, p.165115, 2009.
DOI : 10.1103/PhysRevB.80.165115

M. Neupane, P. Richard, Y. Xu, K. Nakayama, T. Sato et al., seen via the rigid chemical-potential shift in photoemission, Physical Review B, vol.83, issue.9, p.94522, 2011.
DOI : 10.1103/PhysRevB.83.094522

E. Bittar, C. Adriano, and T. Garitezi, Superconducting Compound: A Study of Hard X-Ray Absorption Spectroscopy, Physical Review Letters, vol.107, issue.26, p.267402, 2011.
DOI : 10.1103/PhysRevLett.107.267402

V. Balédent, F. Rullier-albenque, D. Colson, G. Monaco, and J. P. Rueff, superconductors, Physical Review B, vol.86, issue.23, p.235123, 2012.
DOI : 10.1103/PhysRevB.86.235123

H. Wadati, I. Elfimov, and G. A. Sawatzky, Electrons in Transition-Metal-Substituted Iron Pnictides?, Physical Review Letters, vol.105, issue.15, p.157004, 2010.
DOI : 10.1103/PhysRevLett.105.157004

T. Kroll, S. Bonhommeau, T. Kachel, H. A. Dürr, J. Werner et al., from x-ray absorption spectroscopy, Physical Review B, vol.78, issue.22, p.220502, 2008.
DOI : 10.1103/PhysRevB.78.220502

H. Mao, J. Xu, and P. Bell, Calibration of the ruby pressure gauge to 800 kbar under quasi-hydrostatic conditions, Journal of Geophysical Research, vol.81, issue.B5, p.4673, 1986.
DOI : 10.1029/JB091iB05p04673

J. Rueff, J. M. Ablett, D. Céolin, D. Prieur, T. Moreno et al., The GALAXIES beamline at the SOLEIL synchrotron: inelastic X-ray scattering and photoelectron spectroscopy in the hard X-ray range, Journal of Synchrotron Radiation, vol.22, issue.1, p.175, 2015.
DOI : 10.1107/S160057751402102X

F. M. De-groot, High-Resolution X-ray Emission and X-ray Absorption Spectroscopy, Chemical Reviews, vol.101, issue.6, p.1779, 2001.
DOI : 10.1021/cr9900681

E. D. Mun, S. L. Bud-'ko, N. Ni, A. N. Thaler, and P. C. Canfield, and Cu), Physical Review B, vol.80, issue.5, p.54517, 2009.
DOI : 10.1103/PhysRevB.80.054517

C. Liu, T. Kondo, and R. Fernandes, Evidence for a Lifshitz transition in electron-doped iron arsenic superconductors at the onset of superconductivity, Nature Physics, vol.80, issue.6, p.419, 2010.
DOI : 10.1038/nphys1656

C. Parks-cheney, F. Bondino, T. A. Callcott, P. Vilmercati, D. Ederer et al., superconductors probed with x-ray absorption spectroscopy, Physical Review B, vol.81, issue.10, p.104518, 2010.
DOI : 10.1103/PhysRevB.81.104518

R. Mittal, S. K. Mishra, S. L. Chaplot, S. V. Ovsyannikov, E. Greenberg et al., at high pressures up to 56 GPa, Physical Review B, vol.83, issue.5, p.54503, 2011.
DOI : 10.1103/PhysRevB.83.054503

K. B. Efetov, H. Meier, and C. Pépin, Pseudogap state near a quantum critical point, Nature Physics, vol.9, issue.7, p.442, 2013.
DOI : 10.1038/nphys2502

M. J. Lawler, K. Fujita, J. Lee, A. R. Schmidt, Y. Kohsaka et al., Intra-unit-cell electronic nematicity of the high-Tc copper-oxide pseudogap states, Nature, vol.104, issue.7304, p.347, 2010.
DOI : 10.1038/nature09169

E. Blackburn, J. Chang, M. Hücker, A. Holmes, N. Christensen et al., Single Crystals in Zero Magnetic Field, Physical Review Letters, vol.110, issue.13, p.137004, 2013.
DOI : 10.1103/PhysRevLett.110.137004