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${{\mathit A}^{0}}$ (Axion) MASS LIMITS from Astrophysics and Cosmology

These bounds depend on model-dependent assumptions (i.e. $-$ on a combination of axion parameters).

VALUE (MeV)

DOCUMENT ID

TECN

COMMENT

• • We do not use the following data for averages, fits, limits, etc. • •

$>0.2$

ASTR

Standard Axion

$>0.25$

ASTR

Standard Axion

$>0.2$

ASTR

Standard Axion

ASTR

Stellar emission

$>0.3$

ASTR

Standard Axion

$>0.2$

ASTR

Standard Axion

¹	Lower bound from 5.5 MeV ${{\mathit \gamma}}$ -ray line from the sun.

²	Lower bound from requiring the red giants' stellar evolution not be disrupted by axion emission.

References:

PL 116B 247

Constraints on Light Axions

PL 119B 323

New Particles from Nuclear Reactions in the Sun

PR D18 1829

Astrophysical Bounds on the Masses of Axions and Higgs Particles

PR D18 3605

Astrophysical Implications of New Light Higgs Bosons

PTP 60 1942

Astrophysical Constraints on the Axion Mass and the Number of Quark Flavors

JETPL 27 502

Some Astrophysical Limitations on Axion Mass

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