> ## Documentation Index
> Fetch the complete documentation index at: https://docs.atomscale.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Get RHEED Stream Settings

> Retrieve the configuration for a RHEED streaming session

Retrieves the settings that a RHEED streaming session was created with, such as its capture rate and any associated project or physical sample.

<ParamField path="data_id" type="string" required>
  The data entry UUID for the streaming session
</ParamField>

## Response

<ResponseField name="data_item_name" type="string">
  Name of the streaming session
</ResponseField>

<ResponseField name="fps_capture_rate" type="number">
  Frame capture rate of the recording source in frames per second
</ResponseField>

<ResponseField name="project_id" type="string">
  Project associated with the stream
</ResponseField>

<ResponseField name="physical_sample_id" type="string">
  Physical sample associated with the stream
</ResponseField>

<ResponseField name="create_physical_sample_name" type="string">
  Name of the physical sample to create if it does not exist. Only used when `physical_sample_id` is not provided.
</ResponseField>

<ResponseField name="rotational_period" type="number">
  For rotating samples, the period in frames per rotation
</ResponseField>

<ResponseField name="rotations_per_min" type="integer">
  For rotating samples, the number of rotations per minute
</ResponseField>

<RequestExample>
  ```python Python theme={null}
  import requests

  response = requests.get(
      "https://api.atomscale.ai/rheed/stream/d290f1ee-6c54-4b01-90e6-d701748f0851",
      headers={"X-API-KEY": "YOUR_API_KEY"}
  )
  settings = response.json()
  ```

  ```bash cURL theme={null}
  curl "https://api.atomscale.ai/rheed/stream/d290f1ee-6c54-4b01-90e6-d701748f0851" \
    -H "X-API-KEY: YOUR_API_KEY"
  ```
</RequestExample>

<ResponseExample>
  ```json 200 theme={null}
  {
    "data_item_name": "MBE Run 2024-01-15 AM",
    "fps_capture_rate": 30.0,
    "project_id": "d290f1ee-6c54-4b01-90e6-d701748f0851",
    "physical_sample_id": "a1b2c3d4-5678-90ab-cdef-1234567890ab",
    "create_physical_sample_name": null,
    "rotational_period": null,
    "rotations_per_min": null
  }
  ```
</ResponseExample>