TY - RPRT TI - Solid-state energy-dispersion spectrometer for electron-microprobe x-ray analysis. AU - R Fitzgerald AU - K Keil AU - K F Heinrich PY - 1968 DO - 10.1126/science.159.3814.528 UR - https://pubmed.ncbi.nlm.nih.gov/5635153/ ID - 5635153 ER -