Acceleron
{{Short description|Hypothetical subatomic particle}}
{{use dmy dates|date=May 2024}}
{{for|the pharmaceutical company|Acceleron Pharma}}
An acceleron is a hypothetical scalar boson postulated to relate the mass of the neutrino to the dark energy conjectured to be responsible for the accelerating expansion of the universe.
{{cite news
|title = New theory links neutrino's slight mass to accelerating universe expansion
|website = sciencedaily.com
|url = https://www.sciencedaily.com/releases/2004/07/040728090338.htm
|access-date = 2008-06-05 |url-status = live
|archive-url = https://web.archive.org/web/20080513140136/https://www.sciencedaily.com/releases/2004/07/040728090338.htm
|archive-date = 13 May 2008
}}
{{cite journal
|last1=Kaplan |first1=D.
|last2=Nelson |first2=A.
|last3=Weiner |first3=N.
|year=2004
|title=Neutrino oscillations as a probe of dark energy
|journal=Physical Review Letters
|volume=93 |issue=9 |pages=091801
|arxiv=hep-ph/0401099 |bibcode=2004PhRvL..93i1801K
|doi=10.1103/PhysRevLett.93.091801 |pmid=15447091
|s2cid=8861027
}}
{{cite journal
|last1=Fardon |first1=R.
|last2=Nelson |first2=A.
|last3=Weiner |first3=N.
|year=2004
|title=Dark energy from mass varying neutrinos
|journal=Journal of Cosmology and Astroparticle Physics
|volume=2004 |issue=10 |pages=005
|arxiv=astro-ph/0309800 |bibcode=2004JCAP...10..005F
|doi=10.1088/1475-7516/2004/10/005 |s2cid=250827123
}}
The acceleron was postulated by researchers at the University of Washington in 2004.
{{cite press release
|first = Vince |last = Stricherz
|date = 2004-07-27 |df = dmy-all
|title = New theory links neutrino's slight mass to accelerating universe expansion
|website = UW News (uwnews.org)
|publisher = University of Washington
|place = Seattle, WA
|url=http://www.uwnews.org/article.asp?articleID=5166
|access-date=2023-09-06
|archive-url=https://web.archive.org/web/20040822060751/http://www.uwnews.org/article.asp?articleID=5166
|archive-date = 2004-08-22
}}