Recall semiconductor physical limits 6.12J/3.155J Microelectronic processing Semiconductor scaling challenges diffusion length control, statistics, especially for channel Thermal management, v2/R Power den: pentium: pentium lll a pentium l: nuclear reactor Dielectric breakdown field, v/d ◆ Interconnect cross-talk, delay,c↓,T=LC Information stability: KBT> CV2 ◆ Screening lengths (range of band bending, depletion regions) Electron concentration If not semiconductors, then what other information technologies? Dec.10,2003D e c. 10 , 2 0 0 3 6.12J / 3.155J Microelectronic processing Semiconductor scaling challenges: w diffusion length control, statistics, especially for channel w Thermal management, V 2/R Power den.: Pentium: Pentium III :: Pentium III: Nuclear Reactor w Dielectric breakdown field, V/d w Interconnect cross-talk, delay, CØ , t = L/C w Information stability: kBT > CV 2 w Screening lengths (range of band bending, depletion regions) Recall semiconductor physical limits Electron concentration If not semiconductors, then what other information technologies? …