Astrophysics at the Highest Energy Frontiers

Abstract

I discuss recent advances being made in the physics and astrophysics of cosmic rays and cosmic gamma-rays at the highest observed energies as well as the related physics and astrophysics of very high energy cosmic neutrinos. I also discuss the connections between these topics.

Text of Lectures for the D. Chalonge International School of Astrophysics - 9th Course of Astrofundamental Physics, Palermo, Sept. 2002, Revised section on constraints on violation of Lorentz invariance, 50 pages

References in corpus (83)

• A Large Mass Hierarchy from a Small Extra Dimension
• Evidence for oscillation of atmospheric neutrinos
• Lorentz-Violating Extension of the Standard Model
• Phenomenology, Astrophysics and Cosmology of Theories with Sub-Millimeter Dimensions and TeV Scale Quantum Gravity
• Potential Sensitivity of Gamma-Ray Burster Observations to Wave Dispersion in Vacuo
• The CANADA-FRANCE REDSHIFT SURVEY XIII: The luminosity density and star-formation history of the Universe to z ~ 1
• High Energy Neutrinos from Cosmological Gamma-Ray Burst Fireballs
• Measurement of Day and Night Neutrino Energy Spectra at SNO and Constraints on Neutrino Mixing Parameters
• COSMOLOGICAL GAMMA RAY BURSTS AND THE HIGHEST ENERGY COSMIC RAYS
• The Spectrum of the Extragalactic Far Infrared Background from the COBE Firas Observations
• EGRET Observations of the Extragalactic Gamma Ray Emission
• Extension of the Cosmic-Ray Energy Spectrum Beyond the Predicted Greisen-Zatsepin-Kuz'min Cutoff
• On the acceleration of Ultra High Energy Cosmic Rays in Gamma Ray Bursts
• Neutrino Interactions at Ultrahigh Energies
• Small-scale anisotropy of cosmic rays above 10^19eV observed with the Akeno Giant Air Shower Array
• Neutrinos from propagation of ultra-high energy protons
• Multi-Epoch VLBA Observations of EGRET-Detected Quasars and BL Lac Objects: Superluminal Motion of Gamma-Ray Bright Blazars
• Ultra-high energy cosmic rays without GZK cutoff
• Constraints on neutrino oscillation parameters from the measurement of day-night solar neutrino fluxes at Super-Kamiokande
• Deep Galaxy Counts, Extragalactic Background Light, and the Stellar Baryon Budget
• Gamma Ray Pulsars: Emission from Extended Polar Cap Cascades
• BeppoSAX Observations of Unprecedented Synchrotron Activity in the BL Lac Object Mkn 501
• TeV Neutrinos from Successful and Choked Gamma-Ray Bursts
• Ultrahigh energy neutrino scattering onto relic light neutrinos in galactic halo as a possible source of highest energy extragalactic cosmic rays
• Discovery of TeV Gamma Rays from SN1006: Further Evidence for the SNR Origin of Cosmic Rays
• Black Holes from Cosmic Rays: Probes of Extra Dimensions and New Limits on TeV-Scale Gravity
• The COBE Diffuse Infrared Background Experiment Search for the Cosmic Infrared Background: IV. Cosmological Implications
• Tau Neutrino Appearance with a 1000 Megaparsec Baseline
• New Tests of Lorentz Invariance Following from Observations of the Highest Energy Cosmic Gamma Rays
• Multiwavelength Observations of a Flare from Markarian 501
• Magnetized Accretion Inside the Marginally Stable Orbit around a Black Hole
• A Multi-Component Measurement of the Cosmic Ray Composition Between 10^{17} eV and 10^{18} eV
• A new estimate of the extragalactic radio background and implications for ultra-high-energy gamma-ray propagation
• Absorption of High Energy Gamma Rays by Interactions With Starlight Photons in Extragalactic Space at High Redshifts and the High Energy Gamma-Ray Background
• New constraints from Haverah Park data on the photon and iron fluxes of UHE cosmic rays
• Discovery of >350 GeV Gamma Rays from the BL Lacertae Object 1ES 2344+514
• In Search of a Source for the 320 Eev Fly's Eye Cosmic Ray
• Some Remarks on Theories with Large Compact Dimensions and TeV-Scale Quantum Gravity
• The arrival directions of the most energetic cosmic rays
• The high energy cosmic ray spectrum from relic particle decay
• Extremely High Energy Neutrinos, Neutrino Hot Dark Matter, and the Highest Energy Cosmic Rays
• An Empirically Based Calculation of the Extragalactic Infrared Background
• A Tentative Detection of the Cosmic Infrared Background at 3.5 microns from COBE/DIRBE Observations
• X-ray Emission of Mkn 421: New Clues From Its Spectral Evolution. II. Spectral Analysis and Physical Constraints
• Detection of Gamma Rays of Up to 50 TeV From the Crab Nebula
• Constraints on the Extragalactic Infrared Background from Gamma Ray Observations of Mrk 501
• Extra dimensions and Strong Neutrino-Nucleon interactions above $10^{19}$ eV : Breaking the GZK Barrier
• Detection of the Cosmic Infrared Background at 2.2 and 3.5 microns Using DIRBE Observations
• Detecting Gluino-Containing Hadrons
• High Energy Neutrinos from Quasars
• Luminosities and Space Densities of Gamma-Ray Bursts
• Near-Infrared Galaxy Counts to J and K ~ 24 as a Function of Image Size
• Strongly Interacting Neutrinos and the Highest Energy Cosmic Rays
• An Empirically Based Model for Predicting Infrared Luminosity Functions, Deep Infrared Galaxy Counts and the Diffuse Infrared Background
• Predicted Extragalactic TeV Gamma-Ray Sources
• Probing Grand Unified Theories with Cosmic Ray, Gamma-Ray and Neutrino Astrophysics
• Extragalactic Gamma-ray Absorption and the Intrinsic Spectrum of Mkn 501 During the 1997 Flare
• Multiwavelength observations of Mkn 501 during the 1997 high state
• Measurement of the Multi-TeV gamma-ray Flare-Spectra of Markarian 421 and Markarian 501
• Are ultrahigh energy cosmic rays signals of supersymmetry?
• Constraints on the Ultra High Energy Photon flux using inclined showers from the Haverah Park array
• Cosmic Metal Production and the Contribution of QSO Absorption Systems to the Ionizing Background
• New Limits to the IR Background: Bounds on Radiative Neutrino Decay and on VMO Contributions to the Dark Matter Problem
• GZK Violation - a Tempest in a (Magnetic) Teapot?
• The time averaged TeV energy spectrum of Mkn 501 of the extraordinary 1997 outburst as measured with the stereoscopic Cherenkov telescope system of HEGRA
• Cosmic Neutrinos and New Physics beyond the Electroweak Scale
• Do Galactic Systems Form Too Late in Cold+Hot Dark Matter Models?
• Ultra-high energy cosmic rays from annihilation of superheavy dark matter
• Production of ultra-energetic cosmic rays through the decay of super-heavy X particles
• The GZK Feature in our Neighborhood of the Universe
• New constraints on the cosmic mid-infrared background using TeV gamma-ray astronomy
• Local Luminosity Function at 15$\mu m$ and Galaxy Evolution Seen by ISOCAM 15$\mu m$ Surveys
• On the Absorption of High Energy Gamma-Rays by Intergalactic Infrared Radiation
• Can Gamma Ray Bursts Produce the Observed Cosmic Rays Above $10^{20}$ eV?
• Comparison of the COBE FIRAS and DIRBE Calibrations
• Extensive air showers with TeV-scale quantum gravity
• On the spectrum of Ultrahigh Energy Cosmic Rays and the Gamma Ray Burst Origin Hypothesis
• Cosmic Ray Generation by Quasar Remnants: Constraints and Implications
• Influence of the LPM effect and dielectric suppression on particle air showers
• Three Generation Neutrino Oscillation Parameters after SNO
• The Highest Energy Cosmic Rays and Particle Physics
• Effects of R-parity Violating Couplings on CP Asymmetries in Neutral B Decays
• TeV and Superheavy Mass-Scale Particles from Supersymmetric Topological Defects, the Extragalactic Gamma-ray Background, and the Highest Energy Cosmic Rays

Cited by in corpus (1)

• Noncommutative electrodynamics and ultra high energy gamma rays