ITER Physics Data Model Documentation for reflectometer_fluctuation
Fluctuation reflectometer diagnostic. Multiple reflectometers are considered as independent diagnostics to be handled with different occurrence numbers
Notation of array of structure indices: itime indicates a time index; i1, i2, i3, ... indicate other indices with their depth in the IDS. This notation clarifies the path of a given node, but should not be used to compare indices of different nodes (they may have different meanings).
Lifecycle status: alpha since version 3.39.0
Last change occured on version: 3.39.0
You are now in flat display mode, note that errorbars are not visible in this modeFull path name | Description | Data Type | Coordinates | |||||||||||||||
ids_properties | Interface Data Structure properties. This element identifies the node above as an IDS | structure | ||||||||||||||||
ids_properties/comment | Any comment describing the content of this IDS {constant} | STR_0D | ||||||||||||||||
ids_properties/name | User-defined name for this IDS occurrence {constant}. Introduced after DD version 3.39.0 | STR_0D | ||||||||||||||||
ids_properties/homogeneous_time | This node must be filled (with 0, 1, or 2) for the IDS to be valid. If 1, the time of this IDS is homogeneous, i.e. the time values for this IDS are stored in the time node just below the root of this IDS. If 0, the time values are stored in the various time fields at lower levels in the tree. In the case only constant or static nodes are filled within the IDS, homogeneous_time must be set to 2 {constant} | INT_0D | ||||||||||||||||
ids_properties/occurrence_type | Type of data contained in this occurrence. Introduced after DD version 3.39.0. Available options (refer to the children of this identifier structure) :
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structure | ||||||||||||||||
ids_properties/occurrence_type/name | Short string identifier {constant} | STR_0D | ||||||||||||||||
ids_properties/occurrence_type/index | Integer identifier (enumeration index within a list). Private identifier values must be indicated by a negative index. {constant} | INT_0D | ||||||||||||||||
ids_properties/occurrence_type/description | Verbose description {constant} | STR_0D | ||||||||||||||||
ids_properties/source Lifecycle status: obsolescent since version 3.34.0 |
Source of the data (any comment describing the origin of the data : code, path to diagnostic signals, processing method, ...). Superseeded by the new provenance structure. {constant} | STR_0D | ||||||||||||||||
ids_properties/provider | Name of the person in charge of producing this data {constant} | STR_0D | ||||||||||||||||
ids_properties/creation_date | Date at which this data has been produced {constant} | STR_0D | ||||||||||||||||
ids_properties/version_put | Version of the access layer package used to PUT this IDS | structure | ||||||||||||||||
ids_properties/version_put/data_dictionary | Version of Data Dictionary used to PUT this IDS {constant} | STR_0D | ||||||||||||||||
ids_properties/version_put/access_layer | Version of Access Layer used to PUT this IDS {constant} | STR_0D | ||||||||||||||||
ids_properties/version_put/access_layer_language | Programming language of the Access Layer high level API used to PUT this IDS {constant} | STR_0D | ||||||||||||||||
ids_properties/provenance Lifecycle status: alpha since version 3.34.0 |
Provenance information about this IDS | structure | ||||||||||||||||
ids_properties/provenance/node(i1) | Set of IDS nodes for which the provenance is given. The provenance information applies to the whole structure below the IDS node. For documenting provenance information for the whole IDS, set the size of this array of structure to 1 and leave the child "path" node empty {constant} | array of structures [max_size=20 (limited in MDS+ backend only)] |
1- 1...N |
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ids_properties/provenance/node(i1)/path | Path of the node within the IDS, following the syntax given in the link below. If empty, means the provenance information applies to the whole IDS. Click here for further documentation. {constant} | STR_0D | ||||||||||||||||
ids_properties/provenance/node(i1)/reference(i2) | List of references used to populate or calculate this node, identified as explained below. In case the node is the result of of a calculation / data processing, the reference is an input to the process described in the "code" structure at the root of the IDS. The reference can be an IDS (identified by a URI or a persitent identifier, see syntax in the link below) or non-IDS data imported directly from an non-IMAS database (identified by the command used to import the reference, or the persistent identifier of the data reference). Often data are obtained by a chain of processes, however only the last process input are recorded here. The full chain of provenance has then to be reconstructed recursively from the provenance information contained in the data references. Click here for further documentation.. Introduced after DD version 3.41.0 | array of structures [max_size=10 (limited in MDS+ backend only)] |
1- 1...N |
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ids_properties/provenance/node(i1)/reference(i2)/name | Reference name {constant} | STR_0D | ||||||||||||||||
ids_properties/provenance/node(i1)/reference(i2)/timestamp | Date and time (UTC) at which the reference was created, expressed in a human readable form (ISO 8601) : the format of the string shall be : YYYY-MM-DDTHH:MM:SSZ. Example : 2020-07-24T14:19:00Z {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins Lifecycle status: alpha since version 3.39.0 |
Information about the plugins used to write/read this IDS. This structure is filled automatically by the Access Layer at GET/PUT time, no need to fill it via a user program.. Introduced after DD version 3.38.1 | structure | ||||||||||||||||
ids_properties/plugins/node(i1) | Set of IDS nodes for which a plugin has been applied {constant} | array of structures [max_size=20 (limited in MDS+ backend only)] |
1- 1...N |
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ids_properties/plugins/node(i1)/path | Path of the node within the IDS, following the syntax given in the link below. If empty, means the plugin applies to the whole IDS. Click here for further documentation. {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/put_operation(i2) | Plugins used to PUT a node (potentially, multiple plugins can be applied, if so they are listed by order of application) | array of structures [max_size=10 (limited in MDS+ backend only)] |
1- 1...N |
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ids_properties/plugins/node(i1)/put_operation(i2)/name | Name of software used {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/put_operation(i2)/description | Short description of the software (type, purpose) {constant}. Introduced after DD version 3.38.1 | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/put_operation(i2)/commit | Unique commit reference of software {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/put_operation(i2)/version | Unique version (tag) of software {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/put_operation(i2)/repository | URL of software repository {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/put_operation(i2)/parameters | List of the code specific parameters in XML format {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/readback(i2) | Plugins to be used to read back a node (potentially, multiple plugins can be applied, listed in reverse order of application) | array of structures [max_size=10 (limited in MDS+ backend only)] |
1- 1...N |
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ids_properties/plugins/node(i1)/readback(i2)/name | Name of software used {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/readback(i2)/description | Short description of the software (type, purpose) {constant}. Introduced after DD version 3.38.1 | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/readback(i2)/commit | Unique commit reference of software {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/readback(i2)/version | Unique version (tag) of software {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/readback(i2)/repository | URL of software repository {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/readback(i2)/parameters | List of the code specific parameters in XML format {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/get_operation(i2) | Plugins actually used to read back a node (potentially, multiple plugins can be applied, listed in reverse order of application). This information is filled by the plugin infrastructure during the GET operation. | array of structures [max_size=10 (limited in MDS+ backend only)] |
1- 1...N |
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ids_properties/plugins/node(i1)/get_operation(i2)/name | Name of software used {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/get_operation(i2)/description | Short description of the software (type, purpose) {constant}. Introduced after DD version 3.38.1 | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/get_operation(i2)/commit | Unique commit reference of software {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/get_operation(i2)/version | Unique version (tag) of software {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/get_operation(i2)/repository | URL of software repository {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/node(i1)/get_operation(i2)/parameters | List of the code specific parameters in XML format {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/infrastructure_put | Plugin infrastructure used to PUT the data | structure | ||||||||||||||||
ids_properties/plugins/infrastructure_put/name | Name of software used {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/infrastructure_put/description | Short description of the software (type, purpose) {constant}. Introduced after DD version 3.38.1 | STR_0D | ||||||||||||||||
ids_properties/plugins/infrastructure_put/commit | Unique commit reference of software {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/infrastructure_put/version | Unique version (tag) of software {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/infrastructure_put/repository | URL of software repository {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/infrastructure_get | Plugin infrastructure used to GET the data | structure | ||||||||||||||||
ids_properties/plugins/infrastructure_get/name | Name of software used {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/infrastructure_get/description | Short description of the software (type, purpose) {constant}. Introduced after DD version 3.38.1 | STR_0D | ||||||||||||||||
ids_properties/plugins/infrastructure_get/commit | Unique commit reference of software {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/infrastructure_get/version | Unique version (tag) of software {constant} | STR_0D | ||||||||||||||||
ids_properties/plugins/infrastructure_get/repository | URL of software repository {constant} | STR_0D | ||||||||||||||||
type | Type of reflectometer (frequency_swept, radar, ...) {static} | STR_0D | ||||||||||||||||
channel(i1) | Set of channels, e.g. different reception antennas or frequency bandwidths of the reflectometer | array of structures [max_size=5 (limited in MDS+ backend only)] |
1- 1...N |
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channel(i1)/name | Name of the channel {static} | STR_0D | ||||||||||||||||
channel(i1)/identifier | ID of the channel {static} | STR_0D | ||||||||||||||||
channel(i1)/mode | Detection mode "X" or "O" {static} | STR_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime) | Description of lines of sight and antenna orientation as a function of time {dynamic} | array of structures |
1- channel(i1)/antennas_orientation(itime)/time |
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channel(i1)/antennas_orientation(itime)/line_of_sight_emission | Description of the line of sight of the emission antenna. The first point corresponds to the centre of the antenna mouth. The second point correspond to the interception of the line of sight with the reflection surface on the inner wall. | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_emission/first_point | Position of the first point | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_emission/first_point/r | Major radius {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_emission/first_point/phi | Toroidal angle (oriented counter-clockwise when viewing from above) {dynamic} [rad] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_emission/first_point/z | Height {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_emission/second_point | Position of the second point | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_emission/second_point/r | Major radius {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_emission/second_point/phi | Toroidal angle (oriented counter-clockwise when viewing from above) {dynamic} [rad] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_emission/second_point/z | Height {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_detection | Description of the line of sight of the detection antenna, to be filled only if its position is distinct from the emission antenna. The first point corresponds to the centre of the antenna mouth. The second point correspond to the interception of the line of sight with the reflection surface on the inner wall. | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_detection/first_point | Position of the first point | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_detection/first_point/r | Major radius {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_detection/first_point/phi | Toroidal angle (oriented counter-clockwise when viewing from above) {dynamic} [rad] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_detection/first_point/z | Height {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_detection/second_point | Position of the second point | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_detection/second_point/r | Major radius {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_detection/second_point/phi | Toroidal angle (oriented counter-clockwise when viewing from above) {dynamic} [rad] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/line_of_sight_detection/second_point/z | Height {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission | Dynamic emission antenna orientation | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x1_unit_vector | Components of the X1 direction unit vector in the (X,Y,Z) coordinate system, where X is the major radius axis for phi = 0, Y is the major radius axis for phi = pi/2, and Z is the height axis. The X1 vector is more horizontal than X2 (has a smaller abs(Z) component) and oriented in the positive phi direction (counter-clockwise when viewing from above). Click here for further documentation. | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x1_unit_vector/x | Component along X axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x1_unit_vector/y | Component along Y axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x1_unit_vector/z | Component along Z axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x2_unit_vector | Components of the X2 direction unit vector in the (X,Y,Z) coordinate system, where X is the major radius axis for phi = 0, Y is the major radius axis for phi = pi/2, and Z is the height axis. The X2 axis is orthonormal so that uX2 = uX3 x uX1. Click here for further documentation. | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x2_unit_vector/x | Component along X axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x2_unit_vector/y | Component along Y axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x2_unit_vector/z | Component along Z axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x3_unit_vector | Components of the X3 direction unit vector in the (X,Y,Z) coordinate system, where X is the major radius axis for phi = 0, Y is the major radius axis for phi = pi/2, and Z is the height axis. The X3 axis is normal to the detector/aperture plane and oriented towards the plasma. Click here for further documentation. | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x3_unit_vector/x | Component along X axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x3_unit_vector/y | Component along Y axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_emission/x3_unit_vector/z | Component along Z axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection | Dynamic detection antenna orientation, to be filled only if it is distinct from the emission antenna. | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x1_unit_vector | Components of the X1 direction unit vector in the (X,Y,Z) coordinate system, where X is the major radius axis for phi = 0, Y is the major radius axis for phi = pi/2, and Z is the height axis. The X1 vector is more horizontal than X2 (has a smaller abs(Z) component) and oriented in the positive phi direction (counter-clockwise when viewing from above). Click here for further documentation. | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x1_unit_vector/x | Component along X axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x1_unit_vector/y | Component along Y axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x1_unit_vector/z | Component along Z axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x2_unit_vector | Components of the X2 direction unit vector in the (X,Y,Z) coordinate system, where X is the major radius axis for phi = 0, Y is the major radius axis for phi = pi/2, and Z is the height axis. The X2 axis is orthonormal so that uX2 = uX3 x uX1. Click here for further documentation. | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x2_unit_vector/x | Component along X axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x2_unit_vector/y | Component along Y axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x2_unit_vector/z | Component along Z axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x3_unit_vector | Components of the X3 direction unit vector in the (X,Y,Z) coordinate system, where X is the major radius axis for phi = 0, Y is the major radius axis for phi = pi/2, and Z is the height axis. The X3 axis is normal to the detector/aperture plane and oriented towards the plasma. Click here for further documentation. | structure | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x3_unit_vector/x | Component along X axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x3_unit_vector/y | Component along Y axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/antenna_detection/x3_unit_vector/z | Component along Z axis {dynamic} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antennas_orientation(itime)/time | Time {dynamic} [s] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_emission_static | Static part of the geometry of the emission antenna. Introduced after DD version 3.38.1 | structure | ||||||||||||||||
channel(i1)/antenna_emission_static/geometry_type | Type of geometry used to describe the surface of the detector or aperture (1:'outline', 2:'circular', 3:'rectangle'). In case of 'outline', the surface is described by an outline of point in a local coordinate system defined by a centre and three unit vectors X1, X2, X3. Note that there is some flexibility here and the data provider should choose the most convenient coordinate system for the object, respecting the definitions of (X1,X2,X3) indicated below. In case of 'circular', the surface is a circle defined by its centre, radius, and normal vector oriented towards the plasma X3. In case of 'rectangle', the surface is a rectangle defined by its centre, widths in the X1 and X2 directions, and normal vector oriented towards the plasma X3. {static} | INT_0D | ||||||||||||||||
channel(i1)/antenna_emission_static/centre | If geometry_type=2, coordinates of the centre of the circle. If geometry_type=1 or 3, coordinates of the origin of the local coordinate system (X1,X2,X3) describing the plane detector/aperture. This origin is located within the detector/aperture area. | structure | ||||||||||||||||
channel(i1)/antenna_emission_static/centre/r | Major radius {static} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_emission_static/centre/phi | Toroidal angle (oriented counter-clockwise when viewing from above) {static} [rad] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_emission_static/centre/z | Height {static} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_emission_static/radius | Radius of the circle, used only if geometry_type = 2 {static} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_emission_static/x1_width | Full width of the aperture in the X1 direction, used only if geometry_type = 3 {static} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_emission_static/x2_width | Full width of the aperture in the X2 direction, used only if geometry_type = 3 {static} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_emission_static/outline | Irregular outline of the detector/aperture in the (X1, X2) coordinate system. Do NOT repeat the first point. | structure | ||||||||||||||||
channel(i1)/antenna_emission_static/outline/x1(:) | Positions along x1 axis {static} [m] | FLT_1D |
1- 1...N |
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channel(i1)/antenna_emission_static/outline/x2(:) | Positions along x2 axis {static} [m] | FLT_1D |
1- channel(i1)/antenna_emission_static/outline/x1 |
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channel(i1)/antenna_emission_static/surface | Surface of the detector/aperture, derived from the above geometric data {static} [m^2] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_detection_static | Static part of the geometry of the detection antenna, to be filled only if it is distinct from the emission antenna.. Introduced after DD version 3.38.1 | structure | ||||||||||||||||
channel(i1)/antenna_detection_static/geometry_type | Type of geometry used to describe the surface of the detector or aperture (1:'outline', 2:'circular', 3:'rectangle'). In case of 'outline', the surface is described by an outline of point in a local coordinate system defined by a centre and three unit vectors X1, X2, X3. Note that there is some flexibility here and the data provider should choose the most convenient coordinate system for the object, respecting the definitions of (X1,X2,X3) indicated below. In case of 'circular', the surface is a circle defined by its centre, radius, and normal vector oriented towards the plasma X3. In case of 'rectangle', the surface is a rectangle defined by its centre, widths in the X1 and X2 directions, and normal vector oriented towards the plasma X3. {static} | INT_0D | ||||||||||||||||
channel(i1)/antenna_detection_static/centre | If geometry_type=2, coordinates of the centre of the circle. If geometry_type=1 or 3, coordinates of the origin of the local coordinate system (X1,X2,X3) describing the plane detector/aperture. This origin is located within the detector/aperture area. | structure | ||||||||||||||||
channel(i1)/antenna_detection_static/centre/r | Major radius {static} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_detection_static/centre/phi | Toroidal angle (oriented counter-clockwise when viewing from above) {static} [rad] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_detection_static/centre/z | Height {static} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_detection_static/radius | Radius of the circle, used only if geometry_type = 2 {static} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_detection_static/x1_width | Full width of the aperture in the X1 direction, used only if geometry_type = 3 {static} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_detection_static/x2_width | Full width of the aperture in the X2 direction, used only if geometry_type = 3 {static} [m] | FLT_0D | ||||||||||||||||
channel(i1)/antenna_detection_static/outline | Irregular outline of the detector/aperture in the (X1, X2) coordinate system. Do NOT repeat the first point. | structure | ||||||||||||||||
channel(i1)/antenna_detection_static/outline/x1(:) | Positions along x1 axis {static} [m] | FLT_1D |
1- 1...N |
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channel(i1)/antenna_detection_static/outline/x2(:) | Positions along x2 axis {static} [m] | FLT_1D |
1- channel(i1)/antenna_detection_static/outline/x1 |
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channel(i1)/antenna_detection_static/surface | Surface of the detector/aperture, derived from the above geometric data {static} [m^2] | FLT_0D | ||||||||||||||||
channel(i1)/sweep_time | Duration of a sweep {static} [s] | FLT_0D | ||||||||||||||||
channel(i1)/frequencies | Array of frequencies scanned during a sweep [Hz] | structure |
1- 1...N |
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channel(i1)/frequencies/data(:,:) | Data {dynamic} [as_parent] | FLT_2D |
1- 1...N 2- channel(i1)/frequencies/time |
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channel(i1)/frequencies/time(:) | Time {dynamic} [s] | FLT_1D |
1- 1...N |
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channel(i1)/raw_signal | Raw data from IQ detector | structure | ||||||||||||||||
channel(i1)/raw_signal/i_component(:,:) | I component of the IQ detector used to retrieve the phase of signal's envelope {dynamic} [V] | FLT_2D |
1- 1...N 2- channel(i1)/raw_signal/time |
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channel(i1)/raw_signal/q_component(:,:) | Q component of the IQ detector used to retrieve the phase of signal's envelope {dynamic} [V] | FLT_2D |
1- 1...N 2- channel(i1)/raw_signal/time |
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channel(i1)/raw_signal/time(:) | Time {dynamic} [s] | FLT_1D |
1- 1...N |
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channel(i1)/phase | Measured phase of the probing wave for each frequency and time slice (corresponding to the begin time of a sweep), relative to the phase at launch [rad] | structure |
1- 1...N |
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channel(i1)/phase/data(:,:) | Data {dynamic} [as_parent] | FLT_2D |
1- 1...N 2- channel(i1)/phase/time |
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channel(i1)/phase/time(:) | Time {dynamic} [s] | FLT_1D |
1- 1...N |
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channel(i1)/amplitude | Measured amplitude of the detected probing wave for each frequency and time slice (corresponding to the begin time of a sweep) [V]. Introduced after DD version 3.38.1 | structure |
1- 1...N |
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channel(i1)/amplitude/data(:,:) | Data {dynamic} [as_parent] | FLT_2D |
1- 1...N 2- channel(i1)/amplitude/time |
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channel(i1)/amplitude/time(:) | Time {dynamic} [s] | FLT_1D |
1- 1...N |
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channel(i1)/fluctuations_level | Reconstruction of the amplitude of the fluctuations | structure | ||||||||||||||||
channel(i1)/fluctuations_level/dn_e_over_n_e(:,:) | Relative amplitude of the density fluctuations post-processed for swept and fixed frequency (profile/one point) {dynamic} [-] | FLT_2D |
1- 1...N 2- channel(i1)/fluctuations_level/time |
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channel(i1)/fluctuations_level/position | Array of positions at which the fluctuation level is computed | structure | ||||||||||||||||
channel(i1)/fluctuations_level/position/r(:,:) | Major radius {dynamic} [m] | FLT_2D |
1- 1...N 2- channel(i1)/fluctuations_level/time |
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channel(i1)/fluctuations_level/position/z(:,:) | Height {dynamic} [m] | FLT_2D |
1- 1...N 2- channel(i1)/fluctuations_level/time |
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channel(i1)/fluctuations_level/position/phi(:,:) | Toroidal angle (oriented counter-clockwise when viewing from above) {dynamic} [rad] | FLT_2D |
1- 1...N 2- channel(i1)/fluctuations_level/time |
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channel(i1)/fluctuations_level/position/psi(:,:) | Poloidal flux {dynamic} [W] | FLT_2D |
1- 1...N 2- channel(i1)/fluctuations_level/time |
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channel(i1)/fluctuations_level/position/rho_tor_norm(:,:) | Normalised toroidal flux coordinate {dynamic} [-] | FLT_2D |
1- 1...N 2- channel(i1)/fluctuations_level/time |
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channel(i1)/fluctuations_level/position/rho_pol_norm(:,:) | Normalised poloidal flux coordinate = sqrt((psi(rho)-psi(magnetic_axis)) / (psi(LCFS)-psi(magnetic_axis))) {dynamic} [-] | FLT_2D |
1- 1...N 2- channel(i1)/fluctuations_level/time |
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channel(i1)/fluctuations_level/position/theta(:,:) | Poloidal angle (oriented clockwise when viewing the poloidal cross section on the right hand side of the tokamak axis of symmetry, with the origin placed on the plasma magnetic axis) {dynamic} [rad] | FLT_2D |
1- 1...N 2- channel(i1)/fluctuations_level/time |
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channel(i1)/fluctuations_level/time_width | Width of the time interval over which fluctuating profiles are processed. By convention, the time interval starts at time-time_width and ends at time. {constant} [s] | FLT_0D | ||||||||||||||||
channel(i1)/fluctuations_level/radial_width | Width in the radial direction over which fluctuating profiles are processed {constant} [m] | FLT_0D | ||||||||||||||||
channel(i1)/fluctuations_level/time(:) | Time {dynamic} [s] | FLT_1D |
1- 1...N |
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channel(i1)/fluctuations_spectrum | Spectrum of the fluctuations, obtained by Fourier transform | structure | ||||||||||||||||
channel(i1)/fluctuations_spectrum/power_log(:,:,:) | Power spectrum in log scale {dynamic} [dB] | FLT_3D |
1- 1...N 2- channel(i1)/fluctuations_spectrum/frequencies_fourier 3- channel(i1)/fluctuations_spectrum/time |
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channel(i1)/fluctuations_spectrum/frequencies_fourier(:) | Array of frequencies used for the Fourier transform {constant} [Hz] | FLT_1D |
1- 1...N |
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channel(i1)/fluctuations_spectrum/time_width | Width of the time interval over which the spectrum is processed. By convention, the time interval starts at time-time_width and ends at time. {constant} [s] | FLT_0D | ||||||||||||||||
channel(i1)/fluctuations_spectrum/time(:) | Time {dynamic} [s] | FLT_1D |
1- 1...N |
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channel(i1)/doppler | Processed data for Doppler reflectometers | structure | ||||||||||||||||
channel(i1)/doppler/wavenumber(:) | Wavenumber probed by the diagnostic {dynamic} [m^-1] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/shift(:) | Doppler frequency shift (for the main peak of the power spectrum) {dynamic} [Hz] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/velocity_pol(:) | Poloidal velocity {dynamic} [m.s^-1] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/e_field_radial(:) | Radial electric field {dynamic} [V.m^-1] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/position | Measurement position | structure | ||||||||||||||||
channel(i1)/doppler/position/r(:) | Major radius {dynamic} [m] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/position/z(:) | Height {dynamic} [m] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/position/phi(:) | Toroidal angle (oriented counter-clockwise when viewing from above) {dynamic} [rad] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/position/psi(:) | Poloidal flux {dynamic} [W] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/position/rho_tor_norm(:) | Normalised toroidal flux coordinate {dynamic} [-] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/position/rho_pol_norm(:) | Normalised poloidal flux coordinate = sqrt((psi(rho)-psi(magnetic_axis)) / (psi(LCFS)-psi(magnetic_axis))) {dynamic} [-] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/position/theta(:) | Poloidal angle (oriented clockwise when viewing the poloidal cross section on the right hand side of the tokamak axis of symmetry, with the origin placed on the plasma magnetic axis) {dynamic} [rad] | FLT_1D |
1- channel(i1)/doppler/time |
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channel(i1)/doppler/time_width | Width of the time interval over which fluctuating profiles are processed. By convention, the time interval starts at time-time_width and ends at time. {constant} [s] | FLT_0D | ||||||||||||||||
channel(i1)/doppler/radial_width | Width in the radial direction over which fluctuating profiles are processed {constant} [m] | FLT_0D | ||||||||||||||||
channel(i1)/doppler/time(:) | Time {dynamic} [s] | FLT_1D |
1- 1...N |
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psi_normalization | Quantities to use to normalize psi, as a function of time | structure | ||||||||||||||||
psi_normalization/psi_magnetic_axis(:) | Value of the poloidal magnetic flux at the magnetic axis {dynamic} [Wb] | FLT_1D |
1- psi_normalization/time |
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psi_normalization/psi_boundary(:) | Value of the poloidal magnetic flux at the plasma boundary {dynamic} [Wb] | FLT_1D |
1- psi_normalization/time |
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psi_normalization/time(:) | Time for the R,Z,phi coordinates {dynamic} [s] | FLT_1D |
1- 1...N |
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latency | Upper bound of the delay between physical information received by the detector and data available on the real-time (RT) network. {static} [s]. Introduced after DD version 3.32.1 | FLT_0D | ||||||||||||||||
code | Generic decription of the code-specific parameters for the code that has produced this IDS | structure | ||||||||||||||||
code/name | Name of software generating IDS {constant} | STR_0D | ||||||||||||||||
code/description | Short description of the software (type, purpose) {constant}. Introduced after DD version 3.38.1 | STR_0D | ||||||||||||||||
code/commit | Unique commit reference of software {constant} | STR_0D | ||||||||||||||||
code/version | Unique version (tag) of software {constant} | STR_0D | ||||||||||||||||
code/repository | URL of software repository {constant} | STR_0D | ||||||||||||||||
code/parameters | List of the code specific parameters in XML format {constant} | STR_0D | ||||||||||||||||
code/output_flag(:) | Output flag : 0 means the run is successful, other values mean some difficulty has been encountered, the exact meaning is then code specific. Negative values mean the result shall not be used. {dynamic} | INT_1D |
1- time |
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code/library(i1) | List of external libraries used by the code that has produced this IDS | array of structures [max_size=10 (limited in MDS+ backend only)] |
1- 1...N |
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code/library(i1)/name | Name of software {constant} | STR_0D | ||||||||||||||||
code/library(i1)/description | Short description of the software (type, purpose) {constant}. Introduced after DD version 3.38.1 | STR_0D | ||||||||||||||||
code/library(i1)/commit | Unique commit reference of software {constant} | STR_0D | ||||||||||||||||
code/library(i1)/version | Unique version (tag) of software {constant} | STR_0D | ||||||||||||||||
code/library(i1)/repository | URL of software repository {constant} | STR_0D | ||||||||||||||||
code/library(i1)/parameters | List of the code specific parameters in XML format {constant} | STR_0D | ||||||||||||||||
time(:) | Generic time {dynamic} [s] | FLT_1D |
1- 1...N |