TY - CONF AU - Martinis, John AU - Wollman, David AU - Irwin, Kent AU - Hilton, Gene C2 - Proc., 1997 Intl Supercond. Electron. Conf. (ISEC '97), Berlin, 1, GM DA - 1997-06-01 00:06:00 LA - en PB - Proc., 1997 Intl Supercond. Electron. Conf. (ISEC '97), Berlin, 1, GM PY - 1997 TI - Superconducting Microcalorimeter X-ray Spectrometers ER -