Rubidium sample in an ampoule

Rubidium metal sealed in an ampoule. Contextual element photograph; not a Rydberg sensor or an operating vapor cell.

Organization

Independent photographer

Image type

Photograph

Capture date

2006-03

Archival photograph. The source identifies the capture date or month; this is contextual photography, not a newly reported experiment.

Photographer / creator

Tomihahndorf

Reuse terms

Public domain dedication

Tomihahndorf · Public domain dedication

Full original composition preserved. EXIF orientation honored, proportionally resized without upscaling and converted to WebP at quality 78 (method 6). No crop, retouching, generated content or intentional color adjustment. Original ICC profile retained when present.