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Book Dimuon Production by High Energy Neutrinos and Antineutrinos in the Fermilab Fifteen foot Bubble Chamber   60 and 89 GeV

Download or read book Dimuon Production by High Energy Neutrinos and Antineutrinos in the Fermilab Fifteen foot Bubble Chamber 60 and 89 GeV written by and published by . This book was released on 1979 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: The Fermilab fifteen-foot bubble chamber/two-plane External Muon Identifier (EMI) hybrid detector filled with Ne(47% atomic)-H2 is exposed to the quadrupole triplet beam ( = 89 GeV, = 60 GeV). In 326,000 pictures there are 10,148 neutrino and 1773 antineutrino charged current events with two-plane EMI muon identification and muon momenta> 4 GeV/c. In this sample there are 55 .mu.−.mu. X, 11 .mu.−.mu.−X and 0 .mu.mu.+X candidates with muon momenta> 4 GeV/c. The like-sign events are consistent with background. The opposite-sign dimuons occur at R/sub .mu. .mu./ = 0.35 +- 0.10% of the single muon rate. The .nu./sub .mu./-induced .mu.−.mu./sup +/ rate is 0.20 +- 0.15% below E/sub nu//sub .mu./ = 100 GeV and 0.50 +- 0.30% above 100 GeV. In the opposite-sign dimuons there are 10 candidates with an associated V° implying 0.76 +- 0.36 neutral strange particle per opposite-sign dimuon event. The production rate, excess of neutral strange particles, and kinematic distributions of the dimuon events are consistent with the charm model predictions. 56 references.

Book Dimuon Production by 0 600 GeV Neutrinos in the Fermilab 15 Ft  Bubble Chamber

Download or read book Dimuon Production by 0 600 GeV Neutrinos in the Fermilab 15 Ft Bubble Chamber written by Vivek Jain and published by . This book was released on 1988 with total page 486 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Fermilab Research Program Workbook

Download or read book Fermilab Research Program Workbook written by and published by . This book was released on 1986 with total page 166 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Bubble Chamber Study of Dimuon Production by Neutrinos Using the Phase 2 EMI and a Dichromatic Beam

Download or read book Bubble Chamber Study of Dimuon Production by Neutrinos Using the Phase 2 EMI and a Dichromatic Beam written by and published by . This book was released on 1975 with total page 42 pages. Available in PDF, EPUB and Kindle. Book excerpt: The authors propose to examine in detail, using the 15-foot bubble chamber and an improved (Phase II) EMI, the characteristics of 'dimuon' events produced by neutrinos. A light neon-hydrogen filling (30% neon atoms) provides adequate target mass, good track measurements, and high detection efficiency for photons and electrons. Thus e-[mu] and e-e dileptons, as well as dimuons, can be observed with good efficiency. They estimate a yield of 100 detected dimuons in a 200 K picture expoture. They assume 400 GeV operation, 1 x 1013 protons/pulse, and a two-horn dichromatic beam focusing 100 ± 10 GeV/c mesons. If dimuons are made by neutrinos ≥ 30 GeV, then the yield from this dichromatic beam is about half the yield from a wide-band beam. Knowledge of neutrino energy is important in dimuon analysis. An improved two-plane EMI, as proposed by the UH-LBL group, would provide about 1 kg/cm2 absorption thickness for particles above 10 GeV/c, thus ensuring excellent dimuon identification. Another proposed EMI improvement, the Internal Picket Fence (IPF), is designed to eliminate EMI random background (mainly neutrino-induced in the internal coil-absorber). this should greatly simplify EMI analysis and reduce the misidentification of low momentum hadrons as muons. Thus they also expect improved efficiency for identification of neutral current events and slow (wide-angle) muons with this Phase II EMI.

Book Energy Research Abstracts

Download or read book Energy Research Abstracts written by and published by . This book was released on 1990 with total page 852 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Nuclear Science Abstracts

Download or read book Nuclear Science Abstracts written by and published by . This book was released on 1976 with total page 610 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Dissertation Abstracts International

Download or read book Dissertation Abstracts International written by and published by . This book was released on 1980 with total page 600 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Antineutrino Interactions in the Deuterium Filled 15 Foot Bubble Chamber

Download or read book Antineutrino Interactions in the Deuterium Filled 15 Foot Bubble Chamber written by and published by . This book was released on 1975 with total page 23 pages. Available in PDF, EPUB and Kindle. Book excerpt: It is proposed to study the interactions of antineutrinos in deuterium. The initial request is for 300,000 pictures out of a total of one million pictures using the two-horn broad band system with 1013 protons (300 GeV) per pulse. We plan to use the external muon identifier. The physics motivation includes the following: (1) Search for charmed mesons. (2) Study of elastic and inelastic hyperon production. Only in anti-neutrino interactions can we study the [Delta]S = 1 charged current in quasi two-body interactions at energies and momentum transfers higher than that available in decays. (3) Study of the quasi elastic and pion production reactions. These data will be combined with the [nu]p data of our experiment (E-31). (4) Inclusive study of charged current interactions off neutrons and protons. (5) We will study the structure of the neutral current interaction. We will check the absence of [Delta]S = 1 neutral currents. (6) We will also look for di-muon events using the EMI. (7) We are interested in the possibility of inserting a three-radiation length metal plate in the bubble chamber to serve as a gamma converter and an electron detector.

Book High Energy Physics Index

Download or read book High Energy Physics Index written by and published by . This book was released on 1990 with total page 786 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Physics Briefs

Download or read book Physics Briefs written by and published by . This book was released on 1990 with total page 816 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book INIS Atomindex

Download or read book INIS Atomindex written by and published by . This book was released on 1983 with total page 968 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book National Union Catalog

Download or read book National Union Catalog written by and published by . This book was released on 1981 with total page 1030 pages. Available in PDF, EPUB and Kindle. Book excerpt: Includes entries for maps and atlases.