Results 11 to 20 of about 3,926 (245)

Pseudoentropy sum rule by analytical continuation of the superposition parameter

open access: yesJournal of High Energy Physics
In this paper, we establish a sum rule that connects the pseudoentropy and entanglement entropy of the superposition state. Through analytical continuation of the superposition parameter, we demonstrate that the transition matrix and density matrix of ...
Wu-zhong Guo, Yao-zong Jiang, Jin Xu
doaj   +3 more sources

Quasinormal modes and the analytical continuation of non-self-adjoint operators [PDF]

open access: yesFrontiers in Physics
We briefly review the analytical continuation method for determining quasinormal modes (QNMs) and the associated frequencies in open systems. We explore two exactly solvable cases based on the Pöschl–Teller potential to show that the analytical ...
Martín G. Richarte   +4 more
doaj   +2 more sources

On Analytical Continuation of the Horn’s Hypergeometric Functions H3 and Their Ratios

open access: yesAxioms
This paper considers the Horn’s hypergeometric function H3, which is closely related to other hypergeometric functions and has various mathematical or physical applications.
Roman Dmytryshyn   +2 more
doaj   +2 more sources

The Analytic Continuation of the Lippmann-Schwinger Eigenfunctions, and Antiunitary Symmetries

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2009
We review the way to analytically continue the Lippmann-Schwinger bras and kets into the complex plane. We will see that a naive analytic continuation leads to nonsensical results in resonance theory, and we will explain how the non-obvious but correct ...
Rafael de la Madrid
doaj   +2 more sources

Lattice QCD at finite baryon density using analytic continuation

open access: yesEPJ Web of Conferences, 2018
We simulate lattice QCD with two flavors of Wilson fermions at imaginary baryon chemical potential. Results for the baryon number density computed in the confining and deconfining phases at imaginary baryon chemical potential are used to determine the ...
Bornyakov V.G.   +8 more
doaj   +2 more sources

Introductory Note to the Special Issue of "Analytical Letters" for the International Conference: 10th Aegean Analytical Chemistry Days (AACD 2016) [PDF]

open access: yes, 2021
This special issue of 'Analytical Letters' is devoted to selected papers based on contributions from the 10th Aegean Analytical Chemistry Days (AACD 2016) International Meeting.
Apak, Resat   +2 more
core   +2 more sources

POSSIBILITIES OF ANALYTICAL CONTINUATION OF POTENTIAL FIELDS

open access: yes, 2023
The article is devoted to possibilities analytical continuation of potential fields, the solution of which plays an important role in the geological interpretation of the observed anomalies in gravity and maqnetic prospecting.
Khankishiyev R., İsgаndаrov E.
core   +1 more source

ACFlow: An open source toolkit for analytical continuation of quantum Monte Carlo data

open access: yes, 2022
The purpose of analytical continuation is to establish a real frequency spectral representation of single-particle or two-particle correlation function (such as Green's function, self-energy function, and dynamical susceptibilities) from noisy data ...
Huang, Li
core   +1 more source

A bifurcation study to guide the design of a landing gear with a combined uplock/downlock mechanism [PDF]

open access: yes, 2014
This paper discusses the insights that a bifurcation analysis can provide when designing mechanisms. A model, in the form of a set of coupled steady-state equations, can be derived to describe the mechanism.
Lowenberg, Mark H   +7 more
core   +1 more source

Diffraction By A Quarter–Plane.:Analytical Continuation Of Spectral Functions [PDF]

open access: yes, 2019
The problem of diffraction by a Dirichlet quarter-plane (a flat cone) in a 3D space is studied. The Wiener–Hopf equation for this case is derived and involves two unknown(spectral) functions depending on two complex variables. The aim of the present work
Shanin, A. V., Assier, Raphael; id_orcid
core   +1 more source

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