EMISSION OF HIGH FREQUENCY RELAXATION PHONONS BY SUPERCONDUCTING ALUMINIUM TUNNELLING JUNCTIONS M. WELTE, K. LASSMANN et W. EISENMENGERJ. Phys. Colloques, 33 C4 (1972) C4-25-C4-27DOI: https://doi.org/10.1051/jphyscol:1972406