TY - CPAPER KW - pfc AU - Emily Gibson AU - Ralph Jimenez BT - unknown DA - 2009-07 DO - 10.1007/978-3-540-95946-5_182 N1 - JILA Pub. 8104 PB - Springer Series in Chem. Phys. Vol. 92, 562-564 PY - 2009 T2 - unknown TI - Three-pulse photon echo spectroscopy as a probe of flexibility and conformational heterogeneity in protein folding ER -