Two fluid shear-free composites

2013/07/29 by J. P. Krisch, E. N. Glass
Chemical Engineering · Engineering · Mathematics · Physics and Astronomy · #Classical mechanics #Composite material #Composite number #Cosmology and Gravitation Theories #Engineering #Fluid Dynamics and Turbulent Flows #Materials science #Mathematical analysis #Mathematics #Metric (unit) #Philosophy #Physics #Rheology and Fluid Dynamics Studies #Shear (geology) #Simple (philosophy) #Simple shear #gr-qc

paper · pdf · doi:10.1063/1.4815976

misprints corrected, J. Math. Physics (to appear)

arxiv created 2013/07/29 · openalex publication_date 2013/08/01 · arxiv updated 2015/06/16 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

Shear-free composite fluids are constructed from two Letelier rotated unaligned perfect fluids. The component fluid parameters necessary to construct a shear-free composite are investigated. A metric in the Stephani-Barnes solution family and a simple stationary metric are discussed.

Citations

• Perfect Fluids in General Relativity: Velocity Potentials and a Variational Principle
• Local anisotropy in self-gravitating systems
• Shear-free perfect fluids with solenoidal magnetic curvature and a γ-law equation of state
• Shearing expansion-free spherical anisotropic fluid evolution
• Relativistic two-stream instability
• Two-fluid models of superfluid neutron star cores