TY - JOUR AU - Llanes Estrada, Felipe José AU - Gorchtein, Mikhail AU - Szczepaniak, Adam P PY - 2013 DO - 10.1103/PhysRevA.87.052501 SN - 1050-2947 UR - https://hdl.handle.net/20.500.14352/33382 T2 - Physical Review A AB - We assess the two-photon exchange contribution to the Lamb shift in muonic hydrogen with forward dispersion relations. The subtraction constant (T) over bar (0, Q(2)) that is necessary for a dispersive evaluation of the forward doubly virtual Compton... LA - eng PB - American Physical Society KW - Compton-Scattering KW - Proton Structure KW - Low Q(2) KW - Atoms TI - Muonic-hydrogen Lamb shift: dispersing the nucleon-excitation uncertainty with a finite-energy sum rule TY - journal article VL - 87 ER -