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Edge Impurity Emission Spectroscopy (EIES) Diagnostic System on NSTX
| Sightline Description and purpose | Diagnostic port location w.r.t. NSTX Vacuum Vessel | Available channels | Filter Central Wavelength / Bandpass (nm) | Tag in passivespec tree |
Schematic (click to enlarge) |
| Bay D Lower Divertor View - measure total emission from lower divertor region | Bay D Top Mini-Conflat Window Port | B II Li I C II O II D I |
499.9 /
1.0 670.3 / 1.5 658.5 / 1.5 441.6 / 1.5 656.1 / 1.5 |
\BayD_BII_EIES \BayD_Li_I_EIES \BayD_CII_HAIFA \BayD_OII_EIES \BayD_Dalpha_HAIFA |
 |
| Bay E upper divertor view - measure total emission from upper divertor region | Bay E Bottom Mini-Conflat Window Port | B II Li I C III O II D I |
499.9 /
1.0 670.3 / 1.5 465.0 / 1.5 441.6 / 1.5 656.1 / 1.5 |
\BayE_BII_EIES \BayE_Li_I_EIES \BayE_CIII_EIES \BayE_OII_EIES \BayE_Dalpha_HAIFA |
 |
| Bay I Midplane Center Stack View - measure emission from inner wall (Center Stack) | Bay I Midplane 4" Window Port | B II Li I C II C III D I |
499.9 /
1.0 670.3 / 1.5 658.5 / 1.5 465.0 / 1.0 656.1 / 1.5 |
\BayI_BII_EIES \BayI_Li_I_EIES \BayI_CII_EIES \BayI_CIII_EIES \BayI_Dalpha_EIES |
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| Bay C & Bay I Organ Pipes - measure local emission from inner divertor region | Bay C & Bay I Organ Pipe 2-3/4" Window Ports | D I D I |
656.1 / 1.5 434.1 / 1.5 |
\BAYC_OPIPE_Dalpha \BAYC_OPIPE_Dgamma |
 |
| Bay G Tangential Midplane View - measure emission from outer edge region | Bay G Midplane 4" Window Port |
Vis. Bremsstrahl. He II D I |
523.0 / 1.0 468.6 / 1.5 656.1 / 1.5 |
\Vis_Brem \BayG_HeII_EIES \BayG_Dalpha_EIES |
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| Bay L Tangential Midplane View - measure emission from outer edge & SOL region | Bay L Midplane CHERS Window Port | D I D I D I D I |
486.1 / 1.5 486.1 / 1.5 486.1 / 1.5 486.1 / 1.5 |
\BAYL_EIES_148CM \BAYL_EIES_151CM \BAYL_EIES_154CM \BAYL_EIES_157CM |
 |
| Bay K Radial Midplane View - dedicated pellet emission monitor | Bay K Midplane 4" Window Port next to Pellet Injector | Li I C II C III D I |
670.3 / 1.5 658.5 / 1.5 465.0 / 1.5 486.1 / 1.5 |
\BayK_Li_I_EIES \BayK_CII_EIES \BayK_CIII_EIES \BayK_Dbeta_EIES |
 |
| Bay B Horizontal Divertor View - measure emission from divertor legs | Bay B Horizontal Divertor re-entrant port |
Sample dwscope files:
Bay E, D, G EIES scope [divertor-eies-2008.dat]
Bay I, G, K EIES scope [midplane-eies-2008.dat]
Relevant references:
EIES
]]Former NSTX "Filterscopes"
]
Questions and comments:
If you have any questions please contact Vlad
Soukhanovskii at vlad "at"
llnl.gov
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