EMISSION CURRENT DEPENDENCE IN THE TIME AND ANGLE NOISE SPECTRA OF GALLIUM LIQUID METAL ION SOURCES D. L. BARR, W. L. BROWN et D. J. THOMSONJ. Phys. Colloques, 49 C6 (1988) C6-177-C6-182DOI: https://doi.org/10.1051/jphyscol:1988630