Gamma camera e jacquard loom: o que têm em comum

1. Passo 1. Gamma camera — tem como parte — Photodiode. Photodetectors for scintillations.
2. Passo 2. Photodiode — é um tipo de — Diodo. A kind of diode.
3. Passo 3. Diodo — evoluiu de — Vacuum tube. The first diode was a vacuum tube (Fleming); later diodes became semiconductor devices.
4. Passo 4. Vacuum tube — faz parte de — ENIAC. ENIAC contained about 18,000 vacuum tubes.
5. Passo 5. ENIAC — utiliza — Punched card. ENIAC’s input and output went through IBM punched-card equipment.
6. Passo 6. Punched card — é utilizado em — Jacquard loom. Each punched card sets one pass of the pattern.

Abrir Evothings