Results 31 to 40 of about 7,624,225 (336)

The Fundamental Relation between Halo Mass and Galaxy Group Properties [PDF]

open access: yesAstrophysical Journal, 2019
We explore the interrelationships between the galaxy group halo mass and various observable group properties. We propose a simple scenario that describes the evolution of the central galaxies and their host dark matter halos.
Z. Man   +6 more
semanticscholar   +1 more source

Refining and relating fundamentals of functional theory

open access: yesThe Journal of Chemical Physics, 2023
To advance the foundation of one-particle reduced density matrix functional theory (1RDMFT), we refine and relate some of its fundamental features and underlying concepts. We define by concise means the scope of a 1RDMFT, identify its possible natural variables, and explain how symmetries could be exploited.
Julia Liebert   +2 more
openaire   +4 more sources

Superring of Polynomials over a Hyperring

open access: yesMathematics, 2019
A Krasner hyperring (for short, a hyperring) is a generalization of a ring such that the addition is multivalued and the multiplication is as usual single valued and satisfies the usual ring properties.
Reza Ameri   +2 more
doaj   +1 more source

Thermodynamics of a classical ideal gas at arbitrary temperatures [PDF]

open access: yes, 2002
We propose a fundamental relation for a classical ideal gas that is valid at all temperatures with remarkable accuracy. All thermodynamical properties of classical ideal gases can be deduced from this relation at arbitrary temperature.Comment: 7 pages ...
Callen H. B., PALASH B. PAL
core   +2 more sources

The mass–metallicity and the fundamental metallicity relation revisited on a fully Te-based abundance scale for galaxies [PDF]

open access: yesMonthly notices of the Royal Astronomical Society, 2019
The relationships between stellar mass, gas-phase metallicity and star-formation rate (i.e. the mass–metallicity, MZR, and the fundamental metallicity relation, FMR) in the local Universe are revisited by fully anchoring the metallicity determination ...
M. Curti   +3 more
semanticscholar   +1 more source

Relation Between Physical Abilities and Fundamental Motor Skills in Preschoolers

open access: yesPhysical Education Theory and Methodology, 2022
The aim of this study was to determine the interconnection between physical abilities and fundamental motor skills in preschool children. The aim was also to determine the differences in the observed variables in relation to gender.
Dejan Milenković
doaj   +1 more source

The Relation between Alexander’s Fifteen Fundamental Properties and Sustainability in Office Buildings [PDF]

open access: yesPort Said Engineering Research Journal, 2020
The relation between alexander’s fifteen fundamental properties and sustainability in office buildings Abstract : The Shading system plays a significant role in the building envelope design.
Mayar Moeat   +2 more
doaj   +1 more source

A fundamental relation between the metallicity, gas content, and stellar mass of local galaxies [PDF]

open access: yes, 2013
Recent results have suggested that the well known mass-metallicity relation has a strong dependence on the star formation rate, to the extent that a three dimensional ‘fundamental metallicity relation’ exists which links the three parameters with minimal
M. Bothwell   +6 more
semanticscholar   +1 more source

Three-manifold invariants and their relation with the fundamental group [PDF]

open access: yes, 1996
We consider the 3-manifold invariant I(M) which is defined by means of the Chern-Simons quantum field theory and which coincides with the Reshetikhin-Turaev invariant.
Guadagnini, E., Pilo, L.
core   +2 more sources

Solvable groups derived from fuzzy hypergroups

open access: yesRatio Mathematica, 2015
In this paper we introduce the smallest equivalence relation ξ ∗ on a finite fuzzy hypergroup S such that the quotient group S/ξ ∗ , the set of all equivalence classes, is a solvable group.
E. Mohammadzadeh, T. Nozari
doaj   +1 more source

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