List of works by Johannes Knapp

100 years of cosmic rays: The anniversary of their discovery by V.F. Hess

A Multiwavelength View of the TeV Blazar Markarian 421: Correlated Variability, Flaring, and Spectral Evolution ⬇️

scientific article published in the Astrophysical Journal

A New Era in Gamma-Ray Astronomy with the Cherenkov Telescope Array

scholarly article by Jim Hinton et al published March 2013 in Astroparticle Physics

A New Measurement of Cosmic-Ray Composition at the Knee ⬇️

scientific article published in the Astrophysical Journal

A Search for TeV Gamma‐Ray Emission from High‐peaked Flat‐Spectrum Radio Quasars Using the Whipple Air Cerenkov Telescope ⬇️

scientific article published in the Astrophysical Journal

A Survey of Unidentified EGRET Sources at Very High Energies

scientific article published in the Astrophysical Journal

A calorimeter for cosmic ray hadrons up to 10 TeV

A measurement of the Muon pair production in e+e− annihilation at

article

A new search for primordial black hole evaporations using the Whipple gamma-ray telescope

scholarly article by E T Linton et al published 16 January 2006 in Journal of Cosmology and Astroparticle Physics

A non-parametric approach to infer the energy spectrum and the mass composition of cosmic rays

article

A search for anisotropy in the arrival directions of ultra high energy cosmic rays recorded at the Pierre Auger Observatory

A search for hadronic events with low thrust and an isolated lepton

article

A search for new leptons

article

A search for point sources of EeV neutrons ⬇️

scientific article published in the Astrophysical Journal

A search for single photons at petra

article

A study of the three- and four-photon final states produced in e+e− annihilation at 35⩽s⩽46.8 GeV

article

Advanced functionality for radio analysis in the Offline software framework of the Pierre Auger Observatory

Air Shower Simulations

An investigation of the processes e+e−→μ+μ−γ and e+e−→e+e−γ

article

An upper limit to the photon fraction in cosmic rays above 1019eV from the Pierre Auger Observatory

Anisotropy studies around the galactic centre at EeV energies with the Auger Observatory

Antennas for the detection of radio emission pulses from cosmic-ray induced air showers at the Pierre Auger Observatory

Atmospheric effects on extensive air showers observed with the surface detector of the Pierre Auger observatory

Calorimeter tests with liquid ionization chambers

Comparison of hadronic interaction models at Auger energies

Comparison of hadronic interaction models used in EAS simulations

Constraints on the Very High Energy Emission from BL Lacertae Objects ⬇️

scientific article published in the Astrophysical Journal

Constraints on the origin of cosmic rays above 10^18^ eV from large-scale anisotropy searches in data of the pierre auger observatory ⬇️

Correlation of the highest-energy cosmic rays with nearby extragalactic objects

scientific article

Correlation of the highest-energy cosmic rays with the positions of nearby active galactic nuclei

Cosmic Ray Positrons at High Energies: A New Measurement

scientific article published in Physical Review Letters

Cosmic ray hadron flux at sea level up to 15 TeV

Cosmic ray reentrant electron albedo: High-Energy Antimatter Telescope balloon measurements from Fort Sumner, New Mexico

scholarly article

Cosmic-ray events as background in imaging atmospheric Cherenkov telescopes

Cutoff in the T[CLC]e[/CLC]V Energy Spectrum of Markarian 421 during Strong Flares in 2001 ⬇️

scientific article published in the Astrophysical Journal

Deployment of the VERITAS observatory

Description of atmospheric conditions at the Pierre Auger Observatory using the Global Data Assimilation System (GDAS)

scientific article

Design concepts for the Cherenkov Telescope Array CTA: an advanced facility for ground-based high-energy gamma-ray astronomy

article by Marcos Actis et al published 23 November 2011 in Experimental Astronomy

Detection of T[CLC]e[/CLC]V Gamma Rays from the BL Lacertae Object 1ES 1959+650 with the Whipple 10 Meter Telescope ⬇️

scientific article published in the Astrophysical Journal

Detection of the BL Lacertae Object H1426+428 at TeV Gamma‐Ray Energies ⬇️

scientific article published in the Astrophysical Journal

Determination of αs and sin2θw from measurements of the total hadronic cross section in e+e− annihilation

article

Discovery of Spectral Variability of Markarian 421 at T[CLC]e[/CLC]V Energies ⬇️

scientific article published in the Astrophysical Journal

Electron conduction in methylsilanes and their mixtures

Electron, muon, and hadron lateral distributions measured in air showers by the KASCADE experiment

Energy spectra and elemental composition determination on mountain altitudes and sea level

article

Erratum to “The Lateral Trigger Probability function for the Ultra-High Energy Cosmic Ray Showers detected by the Pierre Auger Observatory” [Astroparticle Physics 35 (2011) 266–276]

scholarly article published in Astroparticle Physics

Estimation of the chemical composition in the “knee” region from the muon/electron ratio in EAS

article

Excited Lepton search

article

Experimental limit on monojet production in e+e−-annihilation

article

Extensive air shower simulations at the highest energies

article

First results of the air shower experiment KASCADE

Gamma‐Ray Observations of the Galactic Plane at EnergiesE > 500 GeV ⬇️

scientific article published in the Astrophysical Journal

Hadronic interaction models and air shower simulations

High-energy Antimatter Telescope (HEAT): basic design and performance

scholarly article published 18 October 1996

High-energy cosmic-ray neutrons at sea level

Identifying clouds over the Pierre Auger Observatory using infrared satellite data

Influence of hadronic interaction models on the development of EAS in Monte Carlo simulations

article

Instrumentation and cosmology. (Conference highlights)

scholarly article by Knapp J. published 2000 in Publications of the Astronomical Society of the Pacific

Introducing the CTA concept

K s 0 K? production in tagged and untagged ?? interactions

article

Large-scale distribution of arrival directions of cosmic rays detected above 10^18^ eV at the Pierre Auger observatory

Limit on the diffuse flux of ultrahigh energy tau neutrinos with the surface detector of the Pierre Auger Observatory

scholarly article

Limits on spin 0 bosons in e+e− annihilation up to 45.2 GeV CM energy

article

Mass composition of cosmic rays in the range 2×1017–3×1018 eV measured with the Haverah Park array

article

Measurement of the Depth of Maximum of Extensive Air Showers above1018  eV

scientific article published in Physical Review Letters

Measurement of the Proton-Air Cross Section ats=57  TeVwith the Pierre Auger Observatory

scientific article published in Physical Review Letters

Measurement of the energy spectrum of cosmic rays above 1018 eV using the Pierre Auger Observatory

Measurements of the Cosmic-Ray Positron Fraction from 1 to 50 G[CLC]e[/CLC]V ⬇️

scientific article published in the Astrophysical Journal

Monte Carlo studies for the optimisation of the Cherenkov Telescope Array layout

Muon density measurements with the KASCADE central detector

Neutrino counting with the CELLO detector and search for supersymmetric particles

article

Observation of M87 at 400 GeV with the Whipple 10 Meter Telescope ⬇️

scientific article published in the Astrophysical Journal

Observation of a multiparticle event with two isolated energetic muons in e+e- interactions

article

Observation of the Suppression of the Flux of Cosmic Rays above 4 × 10 19 eV

scientific article (publication date: 4 August 2008)

Observations of the Unidentified TeV γ‐Ray Source TeV J2032+4130 with the Whipple Observatory 10 m Telescope

scientific article published in the Astrophysical Journal

On the accuracy of the primary energy and nuclei determination at mountain altitudes and sea level

On the nonparametric classification and regression methods for multivariate EAS data analysis

Origin of atmospheric aerosols at the Pierre Auger Observatory using studies of air mass trajectories in South America ⬇️

scholarly article by A. Aab et al published November 2014 in Atmospheric Research

Probing the radio emission from air showers with polarization measurements ⬇️

scholarly article

Properties and performance of the prototype instrument for the Pierre Auger Observatory

article

Publisher’s Note: Search for ultrahigh energy neutrinos in highly inclined events at the Pierre Auger Observatory [Phys. Rev. D84, 122005 (2011)]

scholarly article

Recent results of KASCADE phenomenology of extensive air showers

Science capabilities of the VERITAS array of 10m imaging atmospheric Cerenkov gamma-ray detectors

Search for High‐Energy Gamma Rays from an X‐Ray–selected Blazar Sample ⬇️

scientific article published in the Astrophysical Journal

Search for TeV Emissions from Pulsars in Binary Systems ⬇️

scientific article published in the Astrophysical Journal

Search for excited quarks in e+e− interactions with the cello detector

article

Search for first harmonic modulation in the right ascension distribution of cosmic rays detected at the Pierre Auger Observatory

Search for light leptoquark bosons

article

Search for new heavy quarks in e+e− collisions up to 46.78 GeV CM energy

article

Search for point-like sources of ultra-high energy neutrinos at the pierre auger observatory and improved limit on the diffuse flux of Tau neutrinos ⬇️

Search for production of charged Higgs particles

Search for signatures of magnetically-induced alignment in the arrival directions measured by the Pierre Auger Observatory

scientific article

Search for ultrahigh energy neutrinos in highly inclined events at the Pierre Auger Observatory

scholarly article

Searches for supersymmetric particles with the CELLO detector at PETRA

article

Signal damping of strongly ionizing particles in liquid ionization chambers

Signal saturation of strongly ionizing particles in TMS ionization chambers

Spectrum of Very High Energy Gamma‐Rays from the blazar 1ES 1959+650 during Flaring Activity in 2002 ⬇️

scientific article published in the Astrophysical Journal

Systematic uncertainties in air shower measurements from high-energy hadronic interaction models

TeV Gamma-Ray Observations of the Galactic Center ⬇️

scientific article published in the Astrophysical Journal

Test and analysis of hadronic interaction models with KASCADE event rates

Test of hadronic interaction models in the forward region with KASCADE event rates

The Energy Spectra and Relative Abundances of Electrons and Positrons in the Galactic Cosmic Radiation ⬇️

scientific article published in the Astrophysical Journal

The High-Energy Antimatter Telescope (HEAT): An instrument for the study of cosmic-ray positrons

article by S.W. Barwick et al published November 1997 in Nuclear Instruments and Methods in Physics Research

The KASCADE Experiment

The KASCADE view of cosmic rays

The Kascade experiment

The Lateral Trigger Probability function for the Ultra-High Energy Cosmic Ray showers detected by the Pierre Auger Observatory

scientific article

The TeV Spectrum of H1426+428 ⬇️

scientific article published in the Astrophysical Journal

The Whipple Observatory 10m gamma-ray telescope, 1997–2006

scholarly article

The composition of cosmic rays at the knee

article

The energy spectrum of cosmic rays in the range 3×1017–4×1018 eV as measured with the Haverah Park array

The exposure of the hybrid detector of the Pierre Auger Observatory

The first VERITAS telescope

article by J. Holder et al published July 2006 in Astroparticle Physics

The fluorescence detector of the Pierre Auger Observatory

scientific article

The giant awakes

Time structure of the extensive air shower muon component measured by the KASCADE experiment

Towards the energy spectrum and composition of primary cosmic rays in the knee region: methods and results at KASCADE

article

Trigger and aperture of the surface detector array of the Pierre Auger Observatory

article by J. Abraham et al published January 2010 in Nuclear Instruments and Methods in Physics Research

Tumour growth is more dispersed in pancreatic head cancers than in rectal cancer: implications for resection margin assessment.

scientific article published in December 2011

Ultrahigh Energy Neutrinos at the Pierre Auger Observatory

Upper Limit on the Diffuse Flux of Ultrahigh Energy Tau Neutrinos from the Pierre Auger Observatory

scientific article published in Physical Review Letters

Upper limit on the cosmic-ray photon flux above 1019eV using the surface detector of the Pierre Auger Observatory

article by J. Abraham et al published May 2008 in Astroparticle Physics

Upper limit on the cosmic-ray photon fraction at EeV energies from the Pierre Auger Observatory

scientific article

VERITAS: the Very Energetic Radiation Imaging Telescope Array System

scholarly article

VERITAS: the Very Energetic Radiation Imaging Telescope Array System

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