30 Result(s)
within
English
Physics
Nuclear Physics, Heavy Ions, Hadrons
W. Herr
-
Chapter
Impedance and Collective Effects
As the beam intensity increases, the beam can no longer be considered as a collection of non-interacting single particles: in addition to the “single-particle phenomena”, “collective effects” become significan...
-
Article
Inclusive charged particle cross sections in full phase space from proton proton interactions at ISR energies
Measurements are presented of inclusive charged particle production in proton-proton collisions at √s=31, 44 and 62 GeV at the CERN ISR. The large acceptance of the Split Field Magnet detector allows a single exp...
-
Article
Evidence forf 2 (1720) production in the reaction pomeron-pomeron→π+π−π+π−
Data are presented on pomeron-pomeron interactions which produce a central π+π−π+π− system in proton-proton collisions at √s=62 GeV at the CERN Intersecting Storage Rings. A spin-parity analysis of the π+π−π+π− s...
-
Article
The reaction Pomeron-Pomeron →π + π − and an unusual production mechanism for thef 2 (1270)
Data are presented on Pomeron-Pomeron interactions which produce a centralπ + π − system in proton-proton collisions at $$\sqrt s = 6...
-
Article
Inclusive Pomeron-Pomeron interactions at the CERN ISR
-
Article
Inclusive Pomeron-Pomeron interactions at the CERN ISR
Data are presented for the first time on inclusive Pomeron-Pomeron interactions which produce a central systemX (composed mainly of multimeson states) in proton-proton collisions at
-
Article
Production of meson resonances as leading particles in jets in proton-proton collisions at \(\sqrt s = 62\) GeV at the CERN ISR
The production of ρ(770)0,K *(892)0, \(\bar K^* (892)^0 \) andf 2(1270) mesons as leading particles in hadron jets (...
-
Article
Contribution of single diffraction dissociation to highp T production in proton-proton collisions at \(\sqrt s = 62\) GeV at the CERN ISR
The contribution of single diffraction dissociation to highp T particle production has been determined with the split field magnet detector. For transverse momentap ...
-
Article
Transverse momentum distribution in Pomeron-Pomeron collisions at the CERN ISR
Proton-proton interactions which result in a central cluster of massM x and two quasi-elastically scattered protons are generally described by Pomeron-Pomeron scattering. A stu...
-
Article
A study of gluon scattering and gluon fragmentation in highp T interactions at the ISR
Gluon scattering processes are studied in hadronic highp T events using data obtained with the Split Field Magnet detector (SFM) at the CERN ISR. The experimental set-up allowe...
-
Article
Tagging diquarks by protons of high transverse momentum inpp collisions at the ISR
Events are analyzed in which a high transverse momentum proton was produced at polar angles of 10°, 20° and 45°. The experiment was performed with the Split Field Magnet detector at the CERN ISR at ...
-
Article
Multiplicity dependence of the average transverse momentum and of the particle source size inp−p interactions at \(\sqrt s \) =62, 44 and 31 GeV
The average transverse momentum and the size of the particle emitting source (measured via Bose-Einstein correlations) have been studied as functions of the charged particle density in the central region inp-p in...
-
Article
Inclusive cross section ratios in highp T proton-proton scattering at ISR energies
Ratios of inclusive cross sections σ(π+)/σ(π++K ++p) and \(\sigma (\pi ^ - )/\sigma (\pi ^ - + K^ - + \bar p)\)
-
Article
Composition of particles emitted at largep T and medium angles inpp, dd, andαα collisions at the CERN intersecting storage rings
The relative yields of kaons and protons compared with the yield of pions at highp T and polar angles θ away from 90° (in the range from 10° to 45°) are presented forpp, dd, an...
-
Article
High-p T αα andαp interactions
Properties of secondaries associated with a high-p T charged trigger particle (3<p T <5 GeV/c) were studied for αp and αα interactions at c.m...
-
Article
Many-particle rapidity correlations in light-ion interactions at the CERN intersecting storage rings
Many-particle rapidity correlations have been studied for αα,dd, andpp interactions at the CERN Intersecting Storage Rings using the Split-Field Magnet detector, and basing the investigating on the distributions ...
-
Article
Production of thef 0 meson in the Double Pomeron Exchange reactionpp→ppπ+π−
Data are presented for the exclusive reaction pp → pp π+ π− at \(\sqrt s = 62GeV\) with two leading protons at larg...
-
Article
Nuclear stop** power in αα anddd collisions
Inelasticαα anddd collisions were studied at a centre-of-mass energy √S NN=31.2 GeV per nucleon-nucleon collision, using the Split-Field Magnet (SFM) detector at the CERN ISR. In this paper we show the inclusive ...
-
Article
Evidence for directp p interactions in the fragmentation channelp +α →p + pX at √s=88 GeV
We have investigated kinematical correlations between the outgoing beam proton and the proton emerging from the fragmentingα-particle inpα collisions at ...
-
Article
A diquark scattering model for highp T proton production inpp collisions at the ISR
The relative yield of high transverse momentum protons measured inpp interctions at the CERN ISR is calculated in the framework of simple parton models. Whereas models based exclusively on quark and gluon scatter...
