17–19 Dec 2012
CERN
Europe/Zurich timezone

Resonance excitation in 7Be + d reaction to study 7Li abundance anomaly

19 Dec 2012, 12:10
10m
503/1-001 - Council Chamber (CERN)

503/1-001 - Council Chamber

CERN

162
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Speaker

Dr Dhruba Gupta (Bose Institute)

Description

A nuclear physics solution is searched to resolve the 7Li abundance anomaly in the cosmos. The enhancement of nuclear reaction rates by nuclear resonances plays a vital role in nuclear astrophysics. The existing contradiction between theory and observation demands more study on the resonances in 7Be(d,d) and 7Be(d,p) reactions, before invoking physics beyond the standard Big Bang Nucleosynthesis.

Primary author

Dr Dhruba Gupta (Bose Institute)

Co-author

Prof. Swapan K Saha (Bose Institute)

Presentation materials