Eur. Phys. J. A (2011) 47: 82
https://doi.org/10.1140/epja/i2011-11082-7

Regular Article - Experimental Physics

Features of charged-pion energy spectra in antiproton-⁴He annihilation at rest and formation of excited hadronic blobs

¹ Dipartimento di Fisica Nucleare e Teorica, Università di Pavia and Istituto Nazionale di Fisica Nucleare, Sezione di Pavia, Pavia, Italy
² Dipartimento di Fisica Sperimentale, Università di Torino and Istituto Nazionale di Fisica Nucleare, Sezione di Torino, Torino, Italy
³ Istituto Nazionale di Fisica Nucleare, Sezione di Pavia, Pavia, Italy

^* e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

Received: 29 November 2010
Revised: 4 April 2011
Accepted: 3 June 2011
Published online: 29 June 2011

Abstract

New data on the pion spectra measured in selected channels following the antiproton annihilation at rest on ⁴He are presented and discussed in the light of statistical models.