Concept
airgun
| URI | http://vocab.nerc.ac.uk/collection/L05/current/SNAG/ | ||
|---|---|---|---|
| Within Vocab | SeaDataNet device categories | ||
| Alternative Labels | |||
| Definition | A marine seismic source which injects a bubble of highly compressed air into the water. Oscillations of the bubble as it alternatively expands and contracts generate a sonic wave whose frequency depends on the amount of air in the bubble, its pressure, and the water depth. | ||
| Date | 2010-10-18T13:23:56 | ||
| Identifier | SDN:L05::SNAG | ||
| Note | accepted | ||
| Has Current Version | 1 | ||
| version | 1 | ||
| inScheme | http://vocab.nerc.ac.uk/scheme/SDNDEV/current/ | ||
| http://vocab.nerc.ac.uk/scheme/EDMED_DCAT_THEMES/current/ | |||
| Broader | L19:SDNKG01 |
instrument | Mapping: 208096 |
W06:CLSS0002 |
Instrument type | Mapping: 876982 | |
D01:D0100002 |
Instruments | Mapping: 1393096 | |
L21:ICAT07 |
SeaDataNet seismic source types | Mapping: 191683 | |
| Narrower | W01:003 |
SeaDataNet device category | Mapping: 544213 |
| L22 SeaVoX Device Catalogue - (6) | |||
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