![Loading...](https://link.springer.com/static/c4a417b97a76cc2980e3c25e2271af3129e08bbe/images/pdf-preview/spacer.gif)
-
Article
Diffractive dijet production at HERA
Interactions of the type ep → eXY are studied, where the component X of the hadronic final state contains two jets and is well separated in rapidity from a leading baryonic system Y. Analyses are performed of bot...
-
Article
Observation of events at very high Q2 in ep collisions at HERA
Measurements of ep scattering with squared 4—momentum transfer Q2 up to 35000 GeV2 are compared with the expectation of the standard deep-inelastic model of lepton—nucleon scattering (DIS). For Q2 > 15000 GeV2, N
-
Article
Diffraction dissociation in photoproduction at HERA
A study is presented of the process γp → XY, where there is a large rapidity gap between the systems X and Y. Measurements are made of the differential cross section as a function of the invariant mass M ...
-
Article
Charged particle multiplicities in deep inelastic scattering at HERA
Using the H1 detector at HERA, charged particle multiplicity distributions in deep inelastice + p scattering have been measured over a large kinematical region. The...
-
Article
InclusiveD 0 andD*± production in neutral current deep inelasticep scattering at HERA
First results on inclusive \(\mathop {D^0 }\limits^{( - )} \) andD*± production in neutral current deep inelasticep ...
-
Article
A search for squarks of Rp-violating SUSY at HERA
A search for squarks ofR-parity violating supersymmetry is performed inep collisions at HERA using H1 1994e + data. Direct single production of squarks of each generation bye +-qua...
-
Article
Jets and energy flow in photon-proton collisions at HERA
Properties of the hadronic final state in photoproduction events with large transverse energy are studied at the electron-proton collider HERA. Distributions of the transverse energy, jets and underlying event...
-
Article
Measurement of the total photon proton cross section and its decomposition at 200 GeV centre of mass energy
We present a new measurement of the total photoproduction cross section performed with the H1 detector at HERA. For an average centre of mass energy of 200 GeV a value of σ tot ...
-
Article
Experimental study of hard photon radiation processes at HERA
We present an experimental study of theep→eγ+p andep→eγ+X processes using data recorded by the H1 detector in 1993 at the electron-proton collider HERA. These processes are employed to measure the luminosity with...
-
Article
Measurement of thee + ande − induced charged current cross sections at HERA
The cross sections for the charged current processes {ie566-1} and, for the first time, {ie566-2} are measured at HERA for transverse momenta larger than 25 GeV.
-
Article
A search for leptoquarks and squarks at HERA
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...
-
Article
Energy flow and charged particle spectra in deep inelastic scattering at HERA
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 ...
-
Article
A measurement of multi-jet rates in deep-inelastic scattering at HERA
Multi-jet production is observed in deep-inelastic electron proton scattering with the H1 detector at HERA. Jet rates for momentum transfers squared up to 500 GeV2 are determined using the JADE jet clustering alg...
-
Article
Results from the Fréjus experiment on nucleon decay modes with charged leptons
Lower limits on the nucleon lifetime in channels containing at least one positron or muon are given. The analysis is based on 4 years of data taking with the Fréjus detector. Various approaches to determine th...
-
Article
A search for high energy neutrinos from SN 1987A, the Carb, Hercules X-1, and Cygnus X-3 with the Fréjus detector
With the Fréjus detector we studied four astrophysical point-like sources by using \(v_e (\bar v_e )\) and ...
-
Article
Measurement and analysis of the reactionγγ→π + π − π + π −
We have measured the cross section of four charged pion production in photon-photon interactions in the invariant mass range 1.0≦W γγ≦3.2 GeV and up toQ 2=16 GeV2. For 1.2 GeV≦W γγ≦1.7 GeV the process is dominate...
-
Article
Tensor meson excitation in the reaction γγ→K S 0 K S 0
In the analysis of the reactione + e −→e + e − K S 0 K s ...
-
Article
Jet Production in Photon-Photon Interactions
We present results on jet production in γγ interactions where both photons are quasi-real. The invariant masses of the hadronnic system are limited to the range 4≦W vis≦12 GeV/c2. The data approach the quark-Part...
-
Article
Jet production at high transverse momenta by interactions of two quasi-real photons
An experimental study of two jet production by interactions of two quasi-real photons is presented. The data for production of jets with high transverse momentum squared, p T 2
-
Article
A study of energy-energy correlations ine + e − annihilations at \(\sqrt s = 34.6\) GeV
We present high statistics measurements of the energy-energy correlation (EEC) and its related asymmetry (AEEC) ine + e − annihilation at a c.m. energy of 34.6 GeV. We find that the energy dependence as well as t...