Garis masa Turutan_magnitud_(masa)

  1. ↑ "CODATA Value: Planck time". The NIST Reference on Constants, Units, and Uncertainty. NIST. Dicapai October 1, 2011. 
  2. ↑ The American Heritage Dictionary of the English Language: Fourth Edition. 2000. Available at: http://www.bartleby.com/61/21/Y0022100.html. Accessed December 19, 2007. note: abbr. ys or ysec
  3. ↑ C. Amsler et al. (2009): Particle listings – W boson
  4. ↑ C. Amsler et al. (2009): Particle listings – Z boson
  5. ↑ esciencenews (2010)
  6. ↑ "12 attoseconds is the world record for shortest controllable time". 
  7. ↑ Eric H. Chudler. "Brain Facts and Figures: Sensory Apparatus: Vision". Dicapai October 10, 2011. 
  8. ↑ http://tycho.usno.navy.mil/leapsec.html
  9. ↑ CIA - The World Factbook -- Rank Order - Life expectancy at birth
  10. ↑ Leong, Stacy (2002). "Period of the Sun's Orbit around the Galaxy (Cosmic Year)". The Physics Factbook. 
  11. ↑ "Age of the Earth". U.S. Geological Survey. 1997. Dicapai January 10, 2006. 
  12. ↑ Dalrymple, G. Brent (2001). "The age of the Earth in the twentieth century: a problem (mostly) solved". Special Publications, Geological Society of London. 190 (1): 205–221. Bibcode:2001GSLSP.190..205D. doi:10.1144/GSL.SP.2001.190.01.14. 
  13. ↑ Manhesa, Gérard; Allègrea, Claude J.; Dupréa, Bernard; and Hamelin, Bruno (1980). "Lead isotope study of basic-ultrabasic layered complexes: Speculations about the age of the earth and primitive mantle characteristics". Earth and Planetary Science Letters. 47 (3): 370–382. Bibcode:1980E&PSL..47..370M. doi:10.1016/0012-821X(80)90024-2. Selenggaraan CS1: Pelbagai nama: senarai pengarang (link)
  14. ↑ Bouvier, Audrey and Meenakshi Wadhwa, "The age of the solar system redefined by the oldest Pb-Pb age of a meteoritic inclusion". Nature Geoscience, Nature Publishing Group, a division of Macmillan Publishers Limited. Published online August 22, 2010, retrieved August 26, 2010, doi:10.1038/NGEO941.
  15. ↑ Bonanno, A.; Schlattl, H.; Paternò, L. (2008). "The age of the Sun and the relativistic corrections in the EOS". Astronomy and Astrophysics. 390 (3): 1115–1118. arXiv:astro-ph/0204331 . Bibcode:2002A&A...390.1115B. doi:10.1051/0004-6361:20020749. 

[a] ↑  PDG melaporkan lebar resonans (Γ). Di sini pula, τ = ħ⁄Γ diberikan.