Results 31 to 40 of about 1,549,906 (171)

Complete deformed charged anisotropic spherical solution satisfying Karmarkar condition

open access: yesResults in Physics, 2021
The study of solution for the compact stellar objects such as neutron stars, white dwarfs, and black holes have attracted much consideration in recent days.
S.K. Maurya   +3 more
doaj   +1 more source

Stability of the static-fluid cylindrical regular spacetime

open access: yes, 2023
In this paper, we study the mechanical stability of a static cylindrically symmetric regular solution to Einstein's field equations that is supported by a static uniform perfect fluid with the equation of state p = - 13 epsilon in which p and ...
S. Habib Mazharimousavi   +1 more
core   +1 more source

This (Mortal) Christian Life: Growth in Grace and the Problem of Senescence

open access: yesModern Theology, EarlyView.
Abstract Theological accounts of the Christian life attempt to describe the manner in which the Holy Spirit's communication of Christ's redemptive work engenders new ways of being in the world. Such descriptions normally entail, in one form or another, the conclusion that the Christian life is marked by progressive growth in grace, an upward spiral in ...
Daniel Lee Hill
wiley   +1 more source

The Problem of Psychonomic Harmony

open access: yesPhilosophy and Phenomenological Research, EarlyView.
ABSTRACT The problem of nomological harmony is the problem of explaining why the laws of nature match or apply to the states of the universe in a way that results in temporal evolution. The problem of psychophysical harmony is the problem of explaining why phenomenal states are paired with physical states and other phenomenal states in surprisingly ...
Joseph C. Schmid
wiley   +1 more source

Geometry of Twisted Products and Applications on Static Perfect Fluid Spacetimes [PDF]

open access: yes, 2023
In this paper, first we study the harmonicity of the functions and forms on the twisted products, and then we determine its sectional curvature. We explore some characteristics of static perfect fluid and static vacuum spacetimes on twisted product ...
U.c. DE   +7 more
core   +1 more source

Anisotropic solutions in symmetric teleparallel $$f\left( Q\right) $$ f Q -theory: Kantowski–Sachs and Bianchi III LRS cosmologies

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
We investigate the existence of anisotropic self-similar exact solutions in symmetric teleparallel $$f\left( Q\right) $$ f Q -theory. For the background geometry we consider the Kantowski–Sachs and the Locally Rotationally Symmetric Bianchi type III ...
N. Dimakis   +3 more
doaj   +1 more source

Aggregation and the Structure of Value

open access: yesNoûs, Volume 60, Issue 3, Page 619-644, September 2026.
ABSTRACT Roughly, the view I call “Additivism” sums up value across time and people. Given some standard assumptions, I show that Additivism follows from two principles. The first says that how lives align in time cannot, in itself, matter. The second says, roughly, that a world cannot be better unless it is better within some period or another.
Weng Kin San
wiley   +1 more source

Thermodynamical stability for a perfect fluid

open access: yesEuropean Physical Journal C: Particles and Fields, 2017
According to the maximum entropy principle, it has been proved that the gravitational field equations could be derived by the extrema of the total entropy for a perfect fluid, which implies that thermodynamic relations contain information as regards ...
Xiongjun Fang, Xiaokai He, Jiliang Jing
doaj   +1 more source

Boson mixing and flavor vacuum in the expanding Universe: A possible candidate for the dark energy

open access: yesPhysics Letters B, 2023
We analyze the boson mixing in curved spacetime and compute the expectation value of the energy-momentum tensor of bosons on the flavor vacuum in spatially flat Friedmann-Lemaître-Robertson-Walker metrics.
Antonio Capolupo, Aniello Quaranta
doaj   +1 more source

Anselm's Temporal‐Ontological Proof

open access: yesNoûs, Volume 60, Issue 3, Page 645-660, September 2026.
ABSTRACT In his Reply to Gaunilo, Anselm presented two additional arguments for the existence of God beyond those that appear in the Proslogion. In “The Logical Structure of Anselm's Argument,” Robert M. Adams isolates each. One, he develops into a modal ontological argument along the lines of other 20th century ontological arguments (e.g., those of ...
Daniel Rubio
wiley   +1 more source

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