Concepedia

Improved Perfect-Fluid Energy-Momentum Tensor with Spin in Einstein-Cartan Space-Time

John R. Ray, Larry L. Smalley

Physical Review Letters · 1982 · 76 citations · 6 references

DOI

Concepts

Abstract

An improved perfect-fluid energy-momentum tensor including spin and torsion is presented with use of a Lagrangian variational principle based upon the tetrad formalism of Halbwach and the method of constraints of Ray.

References

6

General relativity with spin and torsion: Foundations and prospects

Friedrich W. Hehl, Paul von der Heyde, G. David Kerlick et al. · Reviews of Modern Physics · 1976 · 2.6K citations

, , +9

Lagrangian dynamics of spinning particles and polarized media in general relativity

I. Bailey, W. Israel · Communications in Mathematical Physics · 1975 · 144 citations

, , +3

Lagrangian Density for Perfect Fluids in General Relativity

John R. Ray · Journal of Mathematical Physics · 1972 · 116 citations

, , +6

Metric-affine variational principles in general relativity II. Relaxation of the Riemannian constraint

Friedrich W. Hehl, Eric A. Lord, Larry L. Smalley · General Relativity and Gravitation · 1981 · 111 citations

, , +7

Electrodynamics, gravitation and spin

W. Israel · Lettere al nuovo cimento della societa italiana di fisica/Lettere al nuovo cimento · 1973 · 29 citations

, , +3