S|Matrix Poles for Unstable|Particle Scattering

S-Matrix Poles for Unstable-Particle Scattering - Oxford Academic

S-Matrix Poles for Unstable-Particle Scattering · Abstract · References · Citing Article(s):.

S matrix poles for unstable particle scattering - INSPIRE

We derive an S-matrix representation for scattering when a pole of unstable bound-state, virtual-state or resonance type lies close to the threshold for ...

S-Matrix Poles for Unstable-Particle Scattering - NASA/ADS

S-Matrix Poles for Unstable-Particle Scattering ... Abstract. We derive an S-matrix representation for scattering when a pole of unstable bound-state, virtual- ...

S-Matrix Poles for Unstable-Particle Scattering

S-Matrix Poles for Unstable-Particle Scattering. N orio HOSHIZAKI. Department of Nuclear Engineering. Faculty of Engineering, Kyoto University.

Phys. Rev. 131, 888 (1963) - Unstable Particles in $S$-Matrix Theory

The consequences of the existence of complex poles in scattering amplitudes, corresponding to resonances or unstable particles, are investigated.

On the Connection between Particles and Poles of the S‐Matrix - 1972

For example in potential scattering ... On the other hand it has recently been pointed out that there also is in general no connection between unstable particles ...

Towards S-matrix theory of unstable particles

Particle A. Particles B, C, … Stable or unstable does not matter if long-lived? There are no distinctions at tree level. → However, non- ...

[2212.05670] Unitarity and unstable-particle scattering amplitudes

Unitarity is the fundamental property of the S-matrix while its usage for a scattering of unstable particles has been subtle as unstable ...

Unstable Particles in S-Matrix Theory

matrix, a stable particle appears as a fixed pole in the scattering ... particles is unstable,"unphysical" scattering ampli- tudes. Stapp' has given a ...

Anomalous thresholds for the S-matrix of unstable particles

Landshoff, Poles and thresholds and unstable particles, Nuovo Cim. ... Aoki, Unitarity and unstable-particle scattering amplitudes, Phys.

SCATTERING AND S-MATRIX - Particle Physics

“In” state |iiin: Free particle in remote past. “Out” state outhj|: Free particle in remote future. S-matrix takes “in” states to “out” (with wave packets:.

S-matrix - Wikipedia

"Scattering matrix" redirects here. For the meaning in linear electrical networks, see Scattering parameters. For the 1960s approach to particle physics, see S- ...

Unstable particles in s-matrix theory - NYU Scholars

The consequences of the existence of complex poles in scattering amplitudes, corresponding to resonances or unstable particles, are investigated.

Why does S-matrix have poles? - Physics Stack Exchange

... particle from 2)? I can obviously note that the leading tree level 2 ... Can scattering amplitudes be simplified with 1PI diagrams? 15.

On The Pole Structure of the S-Matrix for a Square Well Potential

Poles on the scattering matrix or S-matrix exhibit many ... The S-matrix relates the incoming amplitudes (AL and BR) for particles approaching a.

13. analytical properties of the s-matrix - MIT

the position of the poles of the scattering amplitude. = The S-matrix ... a surface S gives the law of particle number conservation: at. √141³ dr ...

Shadow pole contribution to the S-matrix in potential scattering

... poles' in particle physics are discussed. 1. Introduction. In the analytic S-matrix theory, one seeks to interpret the scattering phenomena in terms of the ...

S-matrix pole trajectory of the three-body system - ScienceDirect.com

We have studied the behaviour of S-matrix poles near the thresholds for some three-body systems. ... Scattering theory of waves and particles. (1982). V.B. ...

correspondence between unstable particles and poles in s-matrix ...

CORRESPONDENCE BETWEEN UNSTABLE PARTICLES AND POLES IN S-MATRIX THEORY: THE EXPONENTIAL DECAY LAW. ... SCATTERING · S-MATRIX/theory of · correspondence between ...

The Scattering matrix

To make it clear to the reader why these assumption are made, we explain what we mean by incoming, outgoing and free particles. A free particle ...