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8–13 Oct 2012
US/Pacific timezone

PD/1-2: Initial Snowflake Divertor Physics Studies on DIII-D

12 Oct 2012, 12:05
20m
Indigo Ball Room

Indigo Ball Room

Oral Presentation PD - Post Deadline Disruptions & Post-Deadline Papers

Speaker

Mr Steven Allen (USA)

Description

Recent DIII-D results using the snowflake divertor configuration [1] show significantly reduced (a) inter-ELM peak heat flux (Fig. 1) and (b) energy loss per edge localized mode (ELM) without pedestal pressure reduction (Fig. 2). This supports the snowflake configuration as a promising technique for divertor heat load mitigation in present and future high-power magnetic confinement devices.

Country or International Organization of Primary Author

USA

Primary author

Presentation materials