Published November 5, 1981
| Version v1
Journal article
Observation of an excited state of a pion: a new pseudoscalar meson
Description
A new pseudoscalar meson has been discovered by a partial-wave analysis of a π+π-π- system produced during the diffractive dissociation of π mesons with a momentum of 40 GeV/c by nuclei. This new pseudoscalar meson has a mass of 1.205 +- 0.007 GeV/c2, a width of 0.320 +- 0.035 GeV/c2, and quantum numbers I/sup G/J/sup P/ = 1-0-. In a quark-structure interpretation, this new particle is a radial excitation of a pion
Additional details
Publishing Information
- Journal Title
- JETP Lett. (Engl. Transl.)
- Journal Volume
- 34
- Journal Issue
- 9
- Series
- JETP Lett. (Engl. Transl.).
- Journal Page Range
- 488-491
- ISSN
- 0021-3640
INIS
- Country of Publication
- United States
- Country of Input or Organization
- United States
- INIS RN
- 14744819
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Resource subtype / Literary indicator
- Numerical Data
- Descriptors DEI
- DIFFRACTION MODELS; EXPERIMENTAL DATA; GEV RANGE 10-100; PARTIAL WAVES; PARTICLE PRODUCTION; PARTICLE WIDTHS; PION REACTIONS; PIONS MINUS; PIONS PLUS; PSEUDOSCALAR MESONS; QUANTUM NUMBERS; QUARK MODEL; REST MASS
- Descriptors DEC
- ANTIMATTER; ANTIMESONS; ANTIPARTICLES; BOSONS; COMPOSITE MODELS; DATA; ELEMENTARY PARTICLES; ENERGY RANGE; GEV RANGE; HADRON REACTIONS; HADRONS; INFORMATION; INTERACTIONS; MASS; MATHEMATICAL MODELS; MATTER; MESON REACTIONS; MESONS; NUCLEAR REACTIONS; NUMERICAL DATA; PARTICLE INTERACTIONS; PARTICLE MODELS; PARTICLE PROPERTIES; PIONS; PSEUDOSCALAR ANTIMESONS
Optional Information
- Notes
- Cover-to-cover translation of Pis'ma v Zhurnal Ehksperimental'noj i Teoreticheskoj Fiziki (USSR).