Title :
Room temperature negative differential resistance of metal (CoSi2)/insulator (CaF2) resonant tunnelling diode
Author :
Suemasu, Takashi ; Watanabe, Manabu ; Asada, Minoru ; Suzuki, Nobuhiro
Author_Institution :
Tokyo Inst. of Technol., Japan
fDate :
7/16/1992 12:00:00 AM
Abstract :
The first room temperature negative differential resistance in a nanometre-thick metal (CoSi2)/insulator (CaF2) resonant tunneling diode is reported. This device consists of heterostructures with two metallic (CoSi2) wells and three insulator (CaF2) barriers grown on n-Si
Keywords :
calcium compounds; cobalt compounds; metal-insulator-semiconductor devices; negative resistance; resonant tunnelling devices; superlattices; tunnel diodes; 0.9 nm; 1.9 nm; 300 K; 77 K; CoSi 2-CaF 2-Si; MISD; Si substrate; heterostructures; insulator barriers; metallic wells; nanometre-thick metal; peak to valley current ratios; resonant tunnelling diode; room temperature negative differential resistance; silicides; ultra thin layers;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19920911