Tech Briefs: Who's Who At Nasa
Jeff Ding: Who's Who at NASA
- Autor: Vários
- Narrador: Vários
- Editora: Podcast
- Duração: 0:15:01
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Sinopse
Jeff Ding developed Ultrasonic Stir Welding (USW) to join large pieces of very high‑strength metals, such as titanium and Inconel. The solid-state weld process improves the current Thermal Stir Welding process by adding high-power ultrasonic (HPU) energy at 20 kHz frequency.
