Astroparticle Physics

Index 427inflaton (field), 255infrared– astronomy, 109, 317– photons, 116– radiation, 106– slavery, 21, 317inhomogeneities– blackbody radiation, 283– in the universe, 265, 266initial conditions of theuniverse, 260instabilities, gravitational, 241,266, 282, 314integrals– indefinite, 382– specific, 383intensity attenuation, photon,113intensity of cosmic-rayparticles, 146, see alsodepth–intensity relationinteraction, 24, 255, 317– astroparticle, 50, 58– electromagnetic, 24, 293,310– – of nuclei, 50– – parity, 29– electroweak, 13, 24, 216,293– γγ, 82, 86, 106, 116– gravitational, 24, 275, 315,see also gravitation– – gravitino, 276– – graviton, 24, 276, 315– – weakness, 32– hadron, inelasticity, 157– kinematics, 44– length, 46, 143, 317– mechanism, 51– neutrino–air, 51– neutrino–neutron, 27– neutrino–nucleon, 51, 89– nuclear, 54– – cross section, 49, 213– probability, 46, 49– processes, 26, 51– properties, 25– proton–air, 50, 88– rate, 46– residual, 26, 328– strong, 24, 332– – asymptotic freedom, 16,21, 301– – carrier, 15–– CP violation, 278– – GUT, 293– – of nuclei, 50– – parity, 29– – strangeness, 29, 332– superweak, 167– unified, 32– united, 31– weak, 24, 27, 275, 293, 295,335– – Big Bang, 104– – carrier, 16– – charge conjugation, 29,278– – charged current, 27, 305–– CP violation, 278– – eigenstate, 31, 90– – in supernovae, 101– – neutral current, 27, 322– – of nuclei, 50– – parity, 29, 278– – strangeness, 29– – strength, 216– WIMP, 277interchange particles, 27internal degrees of freedom,194, 389, 396International Space Station,207interstellar medium, 317interval, confidence, 385invariance– CP, 278, 308– CPT, 29, 308– time reversal, 334inverse Compton scattering,111, 125, 317inverse reaction of protons andneutrons, 217ionization, 51, 114, 277, 318– minimum, 53iron, 78, 79, 100, 132, 151, 163– group, 66– line, 132– primary energy spectrum, 79– production, 287– solid-, momentumspectrometer, 148Irvine–Michigan–Brookhaven,see IMBisomer, 318isospin, 29, 30, 318– doublet, triplet, multiplet, 29isotope, 318isotopic shift of wavelengths,224isotropic radiation, 235isotropy– temperature, cosmicmicrowave background, 259– universe, 175Jeans mass, 318Jesse, W. P., 10jet, 119, 318Johnson, T. H., 7K ± ,K 0 , see kaonKamiokande, 13, 96, 101,103, 318, see alsoSuper-KamiokandeKant, I., 3, 281kaon, 318– as secondary particle, 143– at sea level, 150– CP violation, 210– decay, 29, 144, 150, 278– discovery, 9– lifetime, 144– mass, 42– strangeness, 29Kepler, J., 100, 267Keplerian motion, 267kinematics– interaction, 44– relativistic, 35K meson, see kaonknee, see cosmic raysknock-on electron, 150Kobayashi, M., 31Kohlhörster, W., 4, 6