Change search
ReferencesLink to record
Permanent link

Direct link
An amplitude-phase approach to calculating Regge-pole positions and residues
KTH, School of Engineering Sciences (SCI), Mechanics.ORCID iD: 0000-0003-0149-341X
2005 (English)In: Journal of Physics A: Mathematical and General, ISSN 0305-4470, Vol. 38, no 23, 5305-5313 p.Article in journal (Refereed) Published
Abstract [en]

New amplitude-phase formulae for Regge-pole positions and residues are derived. The derivation makes use of certain invariants of the En-nakov-Lewis type. The formulas allow calculation to be made on the real r-axis, with an additional flexibility to optimize its numerical aspects.

Place, publisher, year, edition, pages
2005. Vol. 38, no 23, 5305-5313 p.
Keyword [en]
uncoupled ermakov systems, singular potentials, s-matrix, scattering, invariants, collisions, formulas, states
URN: urn:nbn:se:kth:diva-14927DOI: 10.1088/0305-4470/38/23/016ISI: 000230654300019ScopusID: 2-s2.0-19944410170OAI: diva2:332968
QC 20100525Available from: 2010-08-05 Created: 2010-08-05Bibliographically approved

Open Access in DiVA

No full text

Other links

Publisher's full textScopus

Search in DiVA

By author/editor
Thylwe, Karl-Erik
By organisation
In the same journal
Journal of Physics A: Mathematical and General

Search outside of DiVA

GoogleGoogle Scholar
The number of downloads is the sum of all downloads of full texts. It may include eg previous versions that are now no longer available

Altmetric score

Total: 19 hits
ReferencesLink to record
Permanent link

Direct link