- Laboratory only limits combined (LSW + Collider)
- Astrophysical (non-DM) limits combined (including helioscopes, stellar bounds, axion-photon oscillation bounds, supernova bounds)
- Astrophysical DM limits combined (indirect detection, birefringence etc.)
- Haloscopes combined (only micro-eV to meV haloscopes)
- Haloscope projections combined
- ABRACADABRA (Run 1): limit, reference
- ABRACADABRA (Run 2): limit, reference
- ABRACADABRA (Projection) projection, reference
- ADBC: projection, reference
- ADBC (First results): limit, reference
- ADMX (2010): limit, reference
- ADMX (2018): limit, reference
- ADMX (2019): limit1, limit2, reference
- ADMX (2021): limit, reference
- ADMX (2024): limit, reference
- ADMX Sidecar: limit, reference
- ADMX Sidecar (JTWPA): limit, reference
- ADMX SLIC: limit, reference
- ADMX Projection: projection, reference
- aLIGO: projection, reference
- ALPHA: projection, reference
- BabyIAXO-RADES: projection, reference
- BASE: limit, reference
- BRASS: projection, reference
- BREAD: projection, reference
- CADEx: projection, reference
- CAPP-1: limit, reference
- CAPP-2: limit, reference
- CAPP-3: limit, reference
- CAPP-4: limit, reference1, reference2
- CAPP-5: limit, reference
- CAPP-6 (DFSZ): limit, reference
- CAPP-7: limit, reference
- CAPP-8 (KSVZ): limit, reference
- CAPP-MAX (DFSZ): limit, reference
- CAST-CAPP: limit, reference
- DALI: projection, reference
- DANCE concept: projection, reference
- DANCE (2023): limit, reference
- DarkGEO: projection, reference
- DM-Radio: projection, reference
- EQC: projection, reference
- FLASH: projection, reference
- GrAHal: limit, reference
- HAYSTAC Phase I: limit, reference1, reference2
- HAYSTAC Phase II-a/b: limit, reference1, reference2
- HAYSTAC Phase II-c/d: limit, reference1
- LAMPOST: projection, reference
- LIDA: limit, reference
- MADMAX (2024): limit, reference
- MADMAX (future): projection, reference
- ORGAN (2017): limit, projection, reference
- ORGAN-1a (2022): limit,reference
- ORGAN-1b (2023): limit,reference
- ORGAN-Q (2024): limit,reference
- QUAX (2019): limit, reference
- QUAX (2020): limit, reference
- QUAX (2022): limit, reference
- QUAX (2023): limit, reference
- QUAX (2024): limit, reference
- QUAX Projection: projection, reference
- RADES (2021): limit, reference
- RADES (2024): limit, reference
- RBF: limit, reference1 reference2
- SHAFT: limit, reference
- SNIPE Hunt: limit, reference
- SRF: projection, reference
- SuperMAG (1 min): limit, reference
- SuperMAG (1 sec): limit, reference
- TASEH: limit, reference
- TOORAD: projection1, projection2, reference
- Twisted Anyon Cavity: projection, reference
- UF: limit, reference, reference2
- UPLOAD (2019): limit, reference
- UPLOAD (2023): limit, reference
- WISPLC: projection, reference
- ALPS: limit, reference
- ALPS-II: projection, reference
- CAST (2007): limit, reference
- CAST (2017): limit, reference
- CAST (2024): limit, reference
- CROWS: limit, reference
- babyIAXO: projection, reference
- EuXFL: limit, reference
- IAXO: projection, reference
- IAXO+: projection, reference
- IAXO (Galactic SN): projection, reference
- OSQAR: limit, reference
- PVLAS: limit, reference
- SAPPHIRES: limit, reference
- WISPFI: projection, reference
- ATHENA: projection, reference
- Betelgeuse (NuStar X-ray obs.): limit, reference
- Bullet Cluster (Radio): limit, reference
- Cosmic IR background (axion hint): limit, reference
- Chandra (Hydra-A): limit, reference
- Chandra (M87): limit, reference
- Chandra (NGC 1275): limit, reference
- Chandra (H1821+643): limit, reference
- CMB Patchy screening (Planck + unWISE): limit, reference
- CMB Patchy screening (FIRAS): limit, reference
- Diffuse SN ALP background: limit, reference
- Diffuse gamma-rays: limit, reference
- Distance ladder: limit, reference
- Fermi-LAT (NGC 1275): limit, hole, reference
- Fermi-LAT (Galactic SN): projection, reference
- Fermi-LAT (Extragalactic SNe): limit, reference
- Fermi-LAT (Quasars): limit, reference
- Freeze-in ALPs (irreducible axions): limit, reference
- Globular cluster R-parameter: limit, reference
- Globular cluster R2-parameter: limit, reference
- GW170817 (Fermi-LAT): limit, reference
- GW170817 (fireball): limit, reference
- HAWC (TeV Blazars): limit, reference
- HESS (PKS 2155-304): limit, reference
- M82 (NuSTAR - Low-mass axion-photon conversion): limit, reference
- M82 (NuSTAR - High-mass axion decay): limit, reference
- MAGIC (Perseus galaxy cluster): limit, reference
- Magnetic white dwarf X-rays: limit1, limit2, reference
- Magnetic white dwarf polarisation: limit, reference
- Mrk 421 (ARGO-YBJ+Fermi): limit, reference
- Mrk 421 (MAGIC+Fermi): limit, reference
- Mrk 421 (Fermi+HAWC): limit, reference
- NuSTAR (Sun): limit, reference
- Planck (BBN + N_eff): limit, reference
- Pulsar polar caps: limit, reference
- Solar neutrinos/luminosity: limit, reference
- Solar basin, DeRocco et al. (NuSTAR): limit, reference
- Solar basin, Beaufort et al. (NuSTAR and SPHINX): limit, reference
- StAB (stellar axion background): limit, reference
- SN1987A ALP decay to gammas: limit, reference, see also
- SN1987A low-mass ALPs (old limit): limit, reference
- SN1987A low-mass ALPs (limit including progenitor B-field): limit, reference
- SN1987A neutrinos/cooling bound: limit, reference
- SN1987A X-ray/gamma-ray PVO: limit, reference
- SNe (low-energy) ALP decay: limit, reference
- Super star clusters (NuSTAR Xray): limit, reference
- White dwarf initial-final mass relation: limit, reference
- 21 cm power spectrum: projection, reference
- Axion star explosions: limit1, limit2, reference
- BICEP/KECK: limit, reference
- Black hole polarimetry projection, reference
- Breakthrough Listen (Doppler): limit, reference
- Cosmic optical, UV, X-ray backgrounds limit, reference
- CMB-S4 (birefringence) projection, reference
- COBE/FIRAS + Planck spectral distortions (axion decay): limit, reference1, reference2
- COBE/FIRAS (axion-photon conversion): limit, reference1
- EPTA: limit, reference
- eROSITA early data release (ALP decay) projection, reference
- eROSITA (ALP decay) projection, reference
- Gamma-ray attenuation: limit, reference
- Gamma-ray decay: limit, reference
- HST Cosmic optical background anisotropies (Nakayama and Yin): limit, reference
- HST Cosmic optical background anisotropies (Carenza et al.): limit, reference
- HST (dwarfs): limit, reference
- INTEGRAL (ALP decay): limit, reference
- JWST Blank sky (ALP decay): limit, reference
- Leo T gas temperature: limit, reference
- MOJAVE: limit, reference
- Neutron stars (breakthrough listen) limit, reference
- Neutron stars (PSR J2144−3933) limit, reference
- NuSTAR (decaying DM): limit, compiled from ref1, ref2, ref3
- POLARBEAR (CMB): limit, reference
- POLARBEAR (Tau T): limit, reference
- PPTA+QUIJOTE: limit, reference
- Pulsar Polarisation Arrays (PPTA analysis): limit, reference
- Pulsar Polarisation Arrays: projection, reference
- PSR J0437−4715 limit, reference
- Sagittarius Astar limit, reference
- SPT: limit, reference
- Telescopes (Haystack): limit, reference
- Telescopes (MUSE Dwarfs): limit, reference
- Telescopes (VIMOS Abell 2667 and 2390): limit, reference
- THESEUS (ALP DM decay to Xrays): projection, reference
- WINERED: limit, reference
- XMM-Newton (decaying DM): limit, reference
- XRISM (decaying DM): projection, reference
- 2011 Compilation: EBL, X-rays, x_ion, reference
- ATLAS (PbPb): limit, reference
- BaBar: limit, reference
- Beam dump (combined): limit, CHARM, E141, E137, NuCal, NA64
- Belle II: limit, reference
- BESIII: limit, reference, reference2
- CMS (PbPb): limit, reference
- CONUS: projection, reference
- DUNE: projection, reference
- FASER: limit, reference
- FASER (LLP): projection, reference
- GlueX: limit, reference
- LEP: limit, reference
- LHC (pp): limit, reference
- MiniBooNE: limit, reference
- NOMAD: limit, reference
- OPAL: limit, reference
- PrimEx: limit, reference