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Earth's
Gravity according to PREM. Green curves show hypothetical Earths with density constant (dashed) and decreasing linearly from center to surface (stippled)
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Model representing the average Earth properties as a function of planetary radius
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in response to guidelines of a "Standard Earth Model
Committee" of the
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Dziewonski, A. M.; Romanowicz, B.A. (2007). Schubert, Gerald (ed.).
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242:"Constraints on seismic velocities in the Earth from traveltimes"
105:(IASPEI) Other Earth reference models include iasp91 and ak135.
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Kennett, B. L. N.; Engdahl, E. R.; Buland, R. (1995-07-01).
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and therefore it is frequency-dependent and transversely
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131:Physics of the Earth and Planetary Interiors
62:PREM has been widely used as the basis for
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303:Model formulas, inputs, and overview
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124:"Preliminary reference Earth model"
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229:. Canberra, Australia: Bibliotech.
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293:IRIS EMC - Reference Earth Models
246:Geophysical Journal International
29:preliminary reference Earth model
227:IASPEI 1991 Seismological Tables
182:10.1016/B978-044452748-6.00001-8
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298:Table of values in PREM model
151:10.1016/0031-9201(81)90046-7
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225:Kennett, B.L.N. (1991).
70:models. It incorporates
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318:Structure of the Earth
89:PREM was developed by
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258:1995GeoJI.122..108K
174:2007sse..book....1D
143:1981PEPI...25..297D
66:and related global
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323:Planetary geology
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68:geophysical
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312:Categories
109:References
76:anisotropy
276:1365-246X
210:ignored (
200:cite book
80:isotropic
72:anelastic
82:for the
53:pressure
254:Bibcode
170:Bibcode
139:Bibcode
57:gravity
49:density
41:elastic
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55:, and
127:(PDF)
37:Earth
272:ISSN
212:help
186:ISBN
93:and
33:PREM
27:The
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