Results 41 to 50 of about 960,078 (161)

Hyperon Nonleptonic Weak Decays Revisited

open access: yes, 2000
We first review the current algebra - PCAC approach to nonleptonic octet baryon 14 weak decay B (\to) (B^{\prime})(\pi) amplitudes. The needed four parameters are independently determined by (\Omega \to \Xi \pi),(\Lambda K) and (\Xi ^{-}\to \Sigma ...
Borasoy B   +20 more
core   +1 more source

Pathology of Schwinger boson mean field theory for Heisenberg spin models [PDF]

open access: yes, 2002
We have re-analyze the Schwinger boson mean field theory (SBMFT) for Heisenberg spin models on the cubic lattice. We find that the second order phase transition point for magnetic ordering previously reported corresponds to a local maximum of the free ...
De Silva, Theja N.   +2 more
core   +2 more sources

Relative Prime Coprime Graph of Integers Modulo Group and Its Reverse Topological Indices

open access: yesPan-American Journal of Mathematics
The relationship between edges and vertices is fundamental to graph theory, significantly influencing different graph properties and applications.
Abdurahim -   +3 more
doaj   +1 more source

Noncommutative generalizations of theorems of Cohen and Kaplansky [PDF]

open access: yes, 2011
This paper investigates situations where a property of a ring can be tested on a set of "prime right ideals." Generalizing theorems of Cohen and Kaplansky, we show that every right ideal of a ring is finitely generated (resp.
A Kertész   +38 more
core   +2 more sources

Interplay of polarizations in a cascade EIT system in the presence of vortex coupling light in 87Rb atomic vapor medium

open access: yesNew Journal of Physics, 2023
We investigate both experimentally and theoretically the cascade electromagnetically induced transparency (EIT) in $5S_{1/2}-5P_{3/2}-5D_{5/2}$ configuration in ^87 Rb atomic vapor medium in the presence of vortex coupling Laguerre Gaussian (LG) light ...
Dixith Manchaiah   +2 more
doaj   +1 more source

A new explicit algorithmic method for generating the prime numbers in order

open access: yesEgyptian Informatics Journal, 2021
This paper presents a new method for generating all prime numbers up to a particular number m∈N,m⩾9, by using the set theory. The proposed method is explicit and works oriented in finding the prime numbers in order.
Abd Elhakeem Abd Elnaby, A.H. El-Baz
doaj   +1 more source

Families of fast elliptic curves from Q-curves [PDF]

open access: yes, 2013
We construct new families of elliptic curves over \(\FF_{p^2}\) with efficiently computable endomorphisms, which can be used to accelerate elliptic curve-based cryptosystems in the same way as Gallant-Lambert-Vanstone (GLV) and Galbraith-Lin-Scott (GLS ...
Smith, Benjamin
core   +7 more sources

Positive solutions for boundary value problems of a class of second-order differential equation system

open access: yesOpen Mathematics, 2023
This article discusses the existence of positive solutions for the system of second-order ordinary differential equation boundary value problems −u″(t)=f(t,u(t),v(t),u′(t)),t∈[0,1],−v″(t)=g(t,u(t),v(t),v′(t)),t∈[0,1],u(0)=u(1)=0,v(0)=v(1)=0,\left\{\begin{
Wang Dan, Li Yongxiang, Su Yi
doaj   +1 more source

Fermionic CFTs from classical codes over finite fields

open access: yesJournal of High Energy Physics, 2023
We construct a class of chiral fermionic CFTs from classical codes over finite fields whose order is a prime number. We exploit the relationship between classical codes and Euclidean lattices to provide the Neveu–Schwarz sector of fermionic CFTs.
Kohki Kawabata, Shinichiro Yahagi
doaj   +1 more source

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