# pulse tube refrigerator

> device using sound waves to reduce heat

**Wikidata**: [Q2118028](https://www.wikidata.org/wiki/Q2118028)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Pulse_tube_refrigerator)  
**Source**: https://4ort.xyz/entity/pulse-tube-refrigerator


## References

1. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)