Results 41 to 50 of about 7,624,225 (336)

Understanding the Fundamental Plane and the Tully Fisher Relation

open access: yesFrontiers in Astronomy and Space Sciences, 2020
The relation between early type galaxy size, surface brightness and velocity dispersion, “the fundamental plane,” has long been understood as resulting from equilibrium in their largely pressure supported stellar dynamics.
Jeremy Mould
doaj   +1 more source

Fundamental of collective bargaining in industrial relation [PDF]

open access: yes, 2020
Bargaining plays a vital role in the economic process and it has received large attention in the economic literature. Industrial relation is a field that studies about the employment relationship which it’s an interrelation between the employer and ...
Chan, Shiau Wei   +3 more
core  

Quantum Cryptography Based on the Time--Energy Uncertainty Relation [PDF]

open access: yes, 1996
A new cryptosystem based on the fundamental time--energy uncertainty relation is proposed. Such a cryptosystem can be implemented with both correlated photon pairs and single photon states.Comment: 5 pages, LaTex, no ...
A. K. Ekert   +23 more
core   +2 more sources

Multiplicative hyperring of fractions and coprime hyperideals

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2017
In this paper we will introduce the notion of coprime hyperideals in multiplicative hyperrings and we will show some properties of them. Then we introduce the notion of hyperring of fractions generated by a multiplicative hyperring and then we will show ...
Ameri R., Kordi A., Hoskova-Mayerova S.
doaj   +1 more source

Direct Limit of Krasner (m, n)-Hyperrings [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2020
The purpose of this paper is the study of direct limits in category of Krasner (m, n)-hyperrings. In this regards we introduce and study direct limit of a direct system in category (m, n)-hyperrings.
Reza Ameri, Ameneh Asadi
doaj   +1 more source

Fundamental metallicity relation in CALIFA, SDSS-IV MaNGA, and high-z galaxies [PDF]

open access: yesAstronomy & Astrophysics, 2018
The metallicity of local galaxies is tightly related not only to stellar mass, i.e. the mass-metallicity relation, but also to the star formation rate (SFR) through the so-called fundamental metallicity relation (FMR); more active galaxies show lower ...
G. Cresci, F. Mannucci, M. Curti
semanticscholar   +1 more source

Investigation of the Fundamental Plane Relationship For the Evolution of the Elliptical and Lenticular Galaxies [PDF]

open access: yesمجلة التربية والعلم
The Fundamental Plane relates the effective radius and surface brightness of an early-type galaxy to its velocity dispersion. It is important in understanding galaxy formation and evolution processes. The present work aims to investigate this relation as
Khalid Mohammed
doaj   +1 more source

Generators and Relations for the Etale Fundamental Group [PDF]

open access: yesPure and Applied Mathematics Quarterly, 2010
If $C$ is a smooth curve over an algebraically closed field $k$ of characteristic $p$, then the structure of the maximal prime to $p$ quotient of the tale fundamental group is known by analytic methods. In this paper, we discuss the properties of the fundamental group that can be deduced by purely algebraic techniques. We describe a general reduction
Max Lieblich, Martin Olsson
openaire   +2 more sources

The low-mass end of the fundamental relation for gravitationally lensed star-forming galaxies at 1 < z < 6† [PDF]

open access: yes, 2012
We present Very Large Telescope/X-shooter spectra of 13 galaxies in the redshift range 1 ? z ? 6, which are strongly lensed by massive galaxy clusters. Spectroscopic redshifts are measured for nine galaxies, while three sources have redshifts determined ...
L. Christensen   +8 more
semanticscholar   +1 more source

Tree and 1-loop fundamental BCJ relations from soft theorems

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
We provide a new derivation of the fundamental BCJ relation among double-color-ordered tree amplitudes of bi-adjoint scalar theory, based on the leading soft theorem for external scalars. Then, we generalize the fundamental BCJ relation to 1-loop Feynman
Fang-Stars Wei, Kang Zhou
doaj   +1 more source

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