1940
Cosmic Ray Tracks
Bibha Chowdhuri works with D. M. Bose using photographic plates at high altitude to study charged particles in cosmic rays.
Historical place archive
Browse historical events and people recorded at Darjeeling in India. The records below are rendered directly from the World History Database into this page's initial HTML.
Bibha Chowdhuri works with D. M. Bose using photographic plates at high altitude to study charged particles in cosmic rays.
Bibha Chowdhuri and D. M. Bose publish measurements of cosmic-ray particle tracks that provide early evidence for particles of meson-like mass.
India and Bhutan sign a treaty establishing a new framework for their bilateral relationship.
Provenance
These entries are generated from stored World History Database records whose country and place fields match India and Darjeeling. Names, dates, event labels and descriptions are reviewed and normalised as the database develops. Historical place names may not match modern administrative boundaries.
This database is a research index. For formal scholarly citation, verify individual claims against appropriate primary, archival, academic or specialist sources.