bremsstrahlung_visible

Diagnostic for measuring the bremsstrahlung from thermal particules in the visible light range, in view of determining the effective charge of the plasma.

  • Maximum occurrences (MDS+ backend only): 2

New in version 3.22.0: lifecycle status alpha

Changed in version 3.33.0.

ids_propertiesstructure

See common IDS structure reference: ids_properties.

channel(i1)AoSSet of channels (detector or pixel of a camera)

Set of channels (detector or pixel of a camera)

  • Maximum occurrences (MDS+ backend only): 10

Coordinate

1

1...N

channel(i1)/nameSTR_0DName of the channel

Name of the channel

channel(i1)/line_of_sightstructureDescription of the line of sight of the channel, given by 2 points

Description of the line of sight of the channel, given by 2 points

channel(i1)/line_of_sight/first_pointstructurePosition of the first point

Position of the first point

channel(i1)/line_of_sight/first_point/rmFLT_0DMajor radius

Major radius

channel(i1)/line_of_sight/first_point/phiradFLT_0DToroidal angle (oriented counter-clockwise when viewing from […]

Toroidal angle (oriented counter-clockwise when viewing from above)

channel(i1)/line_of_sight/first_point/zmFLT_0DHeight

Height

channel(i1)/line_of_sight/second_pointstructurePosition of the second point

Position of the second point

channel(i1)/line_of_sight/second_point/rmFLT_0DMajor radius

Major radius

channel(i1)/line_of_sight/second_point/phiradFLT_0DToroidal angle (oriented counter-clockwise when viewing from […]

Toroidal angle (oriented counter-clockwise when viewing from above)

channel(i1)/line_of_sight/second_point/zmFLT_0DHeight

Height

channel(i1)/filterstructureFilter wavelength range and detection efficiency

Filter wavelength range and detection efficiency

channel(i1)/filter/wavelength_lowermFLT_0DLower bound of the filter wavelength range

Lower bound of the filter wavelength range

channel(i1)/filter/wavelength_uppermFLT_0DUpper bound of the filter wavelength range

Upper bound of the filter wavelength range

channel(i1)/filter/wavelengths(:)mFLT_1DArray of wavelength values

Array of wavelength values

Coordinate

1

1...N

channel(i1)/filter/detection_efficiency(:)1FLT_1DProbability of detection of a photon impacting the detector as […]

Probability of detection of a photon impacting the detector as a function of its wavelength

Coordinate

1

channel(i1)/filter/wavelengths

channel(i1)/intensitys^-1structureIntensity, i.e. […]

Intensity, i.e. number of photoelectrons detected by unit time, taking into account electronic gain compensation and channels relative calibration

channel(i1)/intensity/data(:)s^-1FLT_1DData

Data

Coordinate

1

channel(i1)/intensity/time

channel(i1)/intensity/time(:)sFLT_1DTime

Time

Coordinate

1

1...N

channel(i1)/radiance_spectralm^-2.s^-1.sr^-1.m^-1structureCalibrated spectral radiance (radiance per unit wavelength)

Calibrated spectral radiance (radiance per unit wavelength)

channel(i1)/radiance_spectral/data(:)m^-2.s^-1.sr^-1.m^-1FLT_1DData

Data

Coordinate

1

channel(i1)/radiance_spectral/time

channel(i1)/radiance_spectral/time(:)sFLT_1DTime

Time

Coordinate

1

1...N

channel(i1)/zeff_line_average1structureAverage effective charge along the line of sight

Average effective charge along the line of sight

channel(i1)/zeff_line_average/data(:)1FLT_1DData

Data

Coordinate

1

channel(i1)/zeff_line_average/time

channel(i1)/zeff_line_average/validity_timed(:)INT_1DIndicator of the validity of the data for each time slice. […]

Indicator of the validity of the data for each time slice. 0: valid from automated processing, 1: valid and certified by the diagnostic RO; - 1 means problem identified in the data processing (request verification by the diagnostic RO), -2: invalid data, should not be used (values lower than -2 have a code-specific meaning detailing the origin of their invalidity)

Coordinate

1

channel(i1)/zeff_line_average/time

channel(i1)/zeff_line_average/validityINT_0DIndicator of the validity of the data for the whole acquisition […]

Indicator of the validity of the data for the whole acquisition period. 0: valid from automated processing, 1: valid and certified by the diagnostic RO; - 1 means problem identified in the data processing (request verification by the diagnostic RO), -2: invalid data, should not be used (values lower than -2 have a code-specific meaning detailing the origin of their invalidity)

channel(i1)/zeff_line_average/time(:)sFLT_1DTime

Time

Coordinate

1

1...N

latencysFLT_0DUpper bound of the delay between physical information received […]

Upper bound of the delay between physical information received by the detector and data available on the real-time (RT) network.

New in version >3.32.1.

codestructure

See common IDS structure reference: code.

time(:)sFLT_1DGeneric time

Generic time

Coordinate

1

1...N