Two- and three-dimensional incommensurate modulation in optimally-dopedBi2Sr2CaCu2O8+δ

J.P. Castellan, B.D. Gaulin, 2 H.A. Dabkowska, A. Nabialek, G. Gu, Z. Islam, X. Liu, and S.K. Sinha Department of Physics and Astronomy, McMaster University, Hamilton, Ontario, L8S 4M1, Canada Canadian Institute for Advanced Research, 180 Dundas St. W., Toronto, Ontario, M5G 1Z8, Canada Institute of Physics, Polish Academy of Sciences, Al. Lotnikow 32/46, 02-668, Warsaw, Poland Department of Physics, Brookhaven National Laboratory, Upton, N.Y., 11973-5000, U.S.A. Advanced Photon Source, Argonne National Laboratory, Argonne, IL, 60439, U.S.A. Department of Physics, University of California, San Diego,CA, 92093, U.S.A.