Radiation from 170 GeV electrons and positrons traversing thin Si and Ge crystals near the <110> axis
in: Physics Letters B, in: Physics Letters B . - Amsterdam : Elsevier, ISSN 0370-2693, ZDB-ID 1466612-1 Vol. 213, No. 2 (1988), p. 242-246
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1988
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Inclusive photoproduction of single charged particles at highp T
in: The European physical journal , ISSN 1434-6052, Vol. 43 (1. 1989), p. 63-74 Zugang:
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1989
Abstract Single charged-particle inclusive cross sections for photon, pion and kaon beams on hydrogen at the CERN-SPS are presented as functions ofp T andx F . Data cover the range 0.0<p T <5.0 GeV/c and 0.0<x F <1.0 at incident momenta from 70 to 170 GeV/c. The comparison between photon- and... mehr
A study of the point-like interactions of the photon using energy-flows in photo- and hadro-production for incident energies between 65 and 170 GeV
in: The European physical journal , ISSN 1434-6052, Vol. 46 (1. 1990), p. 35-43 Zugang:
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1990
Abstract Energy-flow distributions for charged hadrons from interactions of photons, pions and kaons on hydrogen are presented as functions of Σp T 2 in the event plane. Data cover the range 0.0<Σp T in 2 <10.0(GeV/c)2 and 0.0<x F <1.0 for beam momenta from 65 to 170 GeV/c. The comparisons... mehr
Inclusive production of π0-mesons in πp,Kp and γp collisions at energies around 100 GeV
in: The European physical journal , ISSN 1434-6052, Vol. 52 (3. 1991), p. 397-405 Zugang:
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1991
Abstract Measurements are reported of inclusive production of π0-mesons in the beam fragmentation region in γp, πp andKp collisions. Results include the ratio of π0 production inKp and πp collisions, showing reduced production from fragmentation of theK-meson, and the ratio of π0 production... mehr
Separation of minimum and higher twist in photoproduction of high-P T mesons
in: The European physical journal , ISSN 1434-6052, Vol. 50 (2. 1991), p. 179-184 Zugang:
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1991
Abstract Photo- and hadroproduction data in the beam energy range 65–175 GeV have been studied with a view to isolating higher-twist processes in photoproduction from other point-like and hadron-like contributions. With selection of charged tracks havingp T >2 GeV/c and 0.28<x F <0.84... mehr
Production off 2(1270) andf 0(975) mesons by photons and hadrons of energy 65–175 GeV
in: The European physical journal , ISSN 1434-6052, Vol. 56 (2. 1992), p. 185-192 Zugang:
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1992
Abstract Measurements are reported of inclusivef 2(1270) andf 0(975) production in γp, π± p andK ± p collisions at photon beam energies of 65 to 175 GeV and hadron beam energies of 80 and 140 GeV. Thef 2 andf 0 mesons were found at masses of 1.250 GeV and 0.961 GeV respectively. Inclusivef 2... mehr
Inclusive production of η-mesons in πp,Kp and γp collisions at energies around 100 GeV
in: The European physical journal , ISSN 1434-6052, Vol. 54 (2. 1992), p. 185-191 Zugang:
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1992
Abstract Measurements are reported of inclusive production of η-mesons in the beam fragmentation region in γp, πp andKp collisions. Results include a small but significant departure from VMD, and a pronounced rise in theη/π 0 ratio with increasingp T . mehr
Comparison of photon and hadron induced production of ρ0 mesons in the energy range of 65 to 175 GeV
in: The European physical journal , ISSN 1434-6052, Vol. 53 (4. 1992), p. 581-594 Zugang:
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1992
Abstract The inclusive production of ρ0 mesons was measured in γp andh ± p collisions at beam energies of 65 GeV≦E γ≦175 GeV andE h =80, 140 GeV, respectively, whereh is π orK. Cross sections were determined for all beams and energies as functions ofx F (−0.1≦x F≦1.0),p T (0≦p... mehr
Electron identification in the H1 radial wire drift chambers
in: Nuclear Instruments and Methods in Physics Research Section A:, in: Nuclear Instruments and Methods in Physics Research Section A: . - Amsterdam : Elsevier, ISSN 0168-9002, ZDB-ID 1466532-3 Vol. 323, No. 1-2 (1992), p. 401-406
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1992
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Spatial precision of H1 radial wire drift chambers using gas mixtures suitable for transition radiation detection
in: Nuclear Instruments and Methods in Physics Research Section A:, in: Nuclear Instruments and Methods in Physics Research Section A: . - Amsterdam : Elsevier, ISSN 0168-9002, ZDB-ID 1466532-3 Vol. 323, No. 1-2 (1992), p. 184-190
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1992
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Measurement of the proton structure function F"2 (x, Q^2) in the low-x region at HERA
in: Nuclear Physics, Section B, in: Nuclear Physics, Section B . - Amsterdam : Elsevier, ISSN 0550-3213, ZDB-ID 1466567-0 Vol. 407, No. 3 (1993), p. 515-535
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1993
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Measurement of the hadronic final state in deep inelastic scattering at HERA
in: Physics Letters B, in: Physics Letters B . - Amsterdam : Elsevier, ISSN 0370-2693, ZDB-ID 1466612-1 Vol. 298, No. 3-4 (1993), p. 469-478
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1993
Copyright: Copyright (c) 2002 Elsevier Science B.V. mehr
A search for leptoquarks and squarks at HERA
in: The European physical journal , ISSN 1434-6052, Vol. 64 (4. 1994), p. 545-558 Zugang:
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1994
Abstract A search in the H1 experiment at HERA for scalar and vector leptoquarks, leptogluons and squarks coupling to first generation fermions is presented in a data sample corresponding to an integrated luminosity of 425 nb−1. For masses ranging up to ∼275 GeV, no significant evidence for... mehr
Energy flow and charged particle spectra in deep inelastic scattering at HERA
in: The European physical journal , ISSN 1434-6052, Vol. 63 (3. 1994), p. 377-389 Zugang:
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1994
Abstract Global properties of the hadronic final state in deep inelastic scattering events at HERA are investigated. The data are corrected for detector effects and are compared directly with QCD phenomenology. Energy flows in both the laboratory frame and the hadronic centre of mass system and... mehr