地球內核係地球嘅最深層部份,呈固態球形,半徑大概1220公里[1][2]。內核推斷係由-合金組成,表面溫度約莫同太陽嘅一樣,即係大概5700開氏度

地球內部結構,最中間白色嘅係內核

參考

  1. Monnereau, Marc; Calvet, Marie; Margerin, Ludovic; Souriau, Annie (May 21, 2010). "Lopsided Growth of Earth's Inner Core". Science. 328 (5981): 1014–1017. Bibcode:2010Sci...328.1014M. doi:10.1126/science.1186212. PMID 20395477.
  2. E. R. Engdahl; E. A. Flynn & R. P. Massé (1974). "Differential PkiKP travel times and the radius of the core". Geophys. J. R. Astr. Soc. 40 (3): 457–463. Bibcode:1974GeoJI..39..457E. doi:10.1111/j.1365-246X.1974.tb05467.x.