Menu
Home
People
Places
Arts
History
Plants & Animals
Science
Life & Culture
Technology
Reference.org
Feebly interacting particle
open-in-new
<h2 id="candidates">Candidates</h2> <p>FIP candidates could be massive (FIMP / WIMP) or massless and coupled to the <a href="/facts/Elementary_particle/CTFDM97U">SM particles</a> through some minimal <a href="/facts/Coupling_strength/Queop1TR">coupling strength</a>.<a class="footnote-ref" id="fnref:2" href="#fn:2"><sup>2</sup></a> The light FIPs are theorized to be <a href="/facts/Dark_matter/y5HgX55N">dark matter</a> candidates, and, they provide an explanation for the origin of <a href="/facts/Neutrino/yGWVfSg2">neutrino masses</a> and <a href="/facts/CP_violation/Nu5lCsPI">CP symmetry</a> in <a href="/facts/Strong_interaction/JjRsKcLg">strong interactions</a>.<a class="footnote-ref" id="fnref:3" href="#fn:3"><sup>3</sup></a> </p><p><a href="/facts/Neutrino/yGWVfSg2">Neutrinos</a> technically qualify as FIPs, but usually when the acronym "FIP" is used, it is intended to refer to some other, as-yet unknown particle. Cai, Cacciapaglia, and Lee (2022)<a class="footnote-ref" id="fnref:4" href="#fn:4"><sup>4</sup></a> proposed <a href="/facts/Massive_gravity/oK96Mhez">massive gravitons</a> as feebly Interacting particle candidates.<a class="footnote-ref" id="fnref:5" href="#fn:5"><sup>5</sup></a><a class="footnote-ref" id="fnref:6" href="#fn:6"><sup>6</sup></a> </p> <h2 id="see-also">See also</h2> <ul><li><a href="/facts/Weakly_interacting_massive_particle/EbWC6o3w">WIMP</a> – weakly interacting massive particle</li> <li><a href="/facts/WISP_(particle_physics)/tg6T9Ntl">WISP</a> – weakly interacting sub-eV / slight / slender particle</li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>Lanfranchi, Gaia; Pospelov, Maxim; Schuster, Philip (4 November 2020). "The search for feebly-interacting particles". Annual Review of Nuclear and Particle Science. 71: 279–313. arXiv:2011.02157. doi:10.1146/annurev-nucl-102419-055056. S2CID 226246183. <a href="/wiki/Annual_Review_of_Nuclear_and_Particle_Science" target="_blank">/wiki/Annual_Review_of_Nuclear_and_Particle_Science</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>Lanfranchi, Gaia; Pospelov, Maxim; Schuster, Philip (4 November 2020). "The search for feebly-interacting particles". Annual Review of Nuclear and Particle Science. 71: 279–313. arXiv:2011.02157. doi:10.1146/annurev-nucl-102419-055056. S2CID 226246183. <a href="/wiki/Annual_Review_of_Nuclear_and_Particle_Science" target="_blank">/wiki/Annual_Review_of_Nuclear_and_Particle_Science</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>Agrawal, Prateek; Bauer, Martin; Beacham, James; Berlin, Asher; Boyarsky, Alexey; Cebrian, Susana; et al. (24 February 2021). "Feebly-interacting particles: FIPs 2020 Workshop report". The European Physical Journal C. 81 (11): 1015. arXiv:2102.12143. Bibcode:2021EPJC...81.1015A. doi:10.1140/epjc/s10052-021-09703-7. S2CID 232035757. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>Cai, Haiying; Cacciapaglia, Giacomo; Lee, Seung J. (23 February 2022). "Massive gravitons as feebly interacting dark matter candidates". Physical Review Letters. 128 (8): 081806. arXiv:2107.14548. Bibcode:2022PhRvL.128h1806C. doi:10.1103/PhysRevLett.128.081806. ISSN 0031-9007. PMID 35275667. S2CID 236635132. <a href="https://link.aps.org/doi/10.1103/PhysRevLett.128.081806" target="_blank">https://link.aps.org/doi/10.1103/PhysRevLett.128.081806</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> <li id="fn:5"><p>Cai, Haiying; Cacciapaglia, Giacomo; Lee, Seung J. (23 February 2022). "Massive gravitons as feebly interacting dark matter candidates". Physical Review Letters. 128 (8): 081806. arXiv:2107.14548. Bibcode:2022PhRvL.128h1806C. doi:10.1103/PhysRevLett.128.081806. ISSN 0031-9007. PMID 35275667. S2CID 236635132. <a href="https://link.aps.org/doi/10.1103/PhysRevLett.128.081806" target="_blank">https://link.aps.org/doi/10.1103/PhysRevLett.128.081806</a> <a href="#fnref:5" class="footnote-back-ref">↩</a></p></li> <li id="fn:6"><p>Lea, Robert (9 April 2022). "Dark matter could be a cosmic relic from extra dimensions". livescience.com. Archived from the original on 23 April 2022. Retrieved 22 April 2022. <a href="https://www.livescience.com/dark-matter-particles-from-extra-dimensions" target="_blank">https://www.livescience.com/dark-matter-particles-from-extra-dimensions</a> <a href="#fnref:6" class="footnote-back-ref">↩</a></p></li> </ol>