ZettaScale Grand Challenge "elusive energy recycling 'power-supply' ", i.e. High-quality Resonator, Quality-factor > 1000. Reference ITU-T Recommendation L.1318 Quality-factor IC energy efficient metric. L.1318 : Q factor: A fundamental metric expressing ... - ITU International Telecommunication Union https://www.itu.int › rec › T-REC-L.1318 › _page Oct 25, 2022 — L.1318 : Q factor: A fundamental metric expressing integrated circuit energy efficiency ; Recommendation L.1318. In force components.