Top-Down sector and speculative models
[]
2005
- V. Cardoso et al. Microscopic black hole detection in UHECR: the double bang signature. (Astropart. Phys. 22 (2005) 399).
- R. Dick, K.M. Hopp, K.E. Wunderle. Ultrahigh energy cosmic rays from collisional annihilation revisited. (astro-ph/0501133.)
- Dan Hooper, Dean
Morgan, Elizabeth Winstanley. Lorentz and CPT Invariance Violation In High-Energy Neutrinos. (hep-ph/0506091.)
- F.W. Stecker, S.T. Scully. Lorentz invariance violation and the spectrum and source power of
ultrahigh energy cosmic rays. (Astropart. Phys. 23 (2005) 203 ).
2004
- R. Aloisio, V. Berezinsky, M. Kachelriess. Ultra High Energy Cosmic Rays Spectra in Top-Down models. (astro-ph/0409222.)
- Rahul Basu, Pijushpani Bhattacharjee. On The Injection Spectrum of Ultrahigh Energy Cosmic Rays in the Top-Down
Scenario. (hep-ph/0403299).
- A. H. Campos, J. M. F. Maia, R. Rosenfeld. Instant preheating mechanism and UHEC. (astro-ph/0402413, submitted to PRD).
- Anindya Datta, Daniele Fargion, Barbara Mele. UHE neutralino signatures: selectron/squark resonances in neutrino
telescopes, and sneutrino bursts in the Universe. (hep-ph/0410176.)
- V.K. Dubrovich, D. Fargion, M.Y. Khlopov. Primordial bound systems of superheavy particles as the source of
ultra-high energy cosmic rays. (Astropart. Phys. 22 (2004) 183).
- John Ellis, V.E. Mayes, D.V. Nanopoulos. Flipped Cryptons and the UHECRs. (hep-ph/0403144).
- F.W. Stecker, S.T. Scully. Lorentz Invariance Violation and the Spectrum and Source Power of Ultrahigh
Energy Cosmic Rays. (astro-ph/0412495).
- F.W. Stecker. High Energy Astrophysics Tests of Lorentz Invariance Violation. (astro-ph/0409731.)
- B.T. Stokes, C.C.H. Jui, J.N. Matthews. Using fractal dimensionality in the search for source models of
ultra-high energy cosmic rays. (Astropart. Phys. 21 (2004) 95).
2003
- R. Aloisio et al. Space-time fluctuations and ultra-high energy cosmic ray interactions. (Astropart. Phys. 19 (2003) 127).
- Cyrille Barbot. Super-heavy X particle decay and Ultra-High Energy Cosmic Rays. (hep-ph/0308028, PhD thesis.)
- C. Barbot, M. Drees. Detailed analysis of the decay spectrum of a superheavy X particle. (Astropart. Phys. 20 (2004) 5).
- James R. Chisholm. On the composition of ultra-high energy cosmic rays in top-down scenarios. (hep-ph/0306288.)
- Z. Fodor et al. Strongly interacting neutrinos as the highest energy cosmic ray. (hep-ph/0310112, talk given at Beyond the Desert '03, Castle
Ringberg, 9-14 June, 2003.)
- Z. Fodor et al. Electroweak instantons as a solution to the ultrahigh energy cosmic ray puzzle. (hep-ph/0303080.)
- Nayantara Gupta. Do we observe ultra high energy cosmic rays above the
Greisen-Zatsepin-Kuzmin cutoff due to violation of Lorentz invariance?. (astro-ph/0309421.)
- Prashanth Jaikumar, Anupam Mazumdar. Ultra-high energy cosmic rays, cosmological constant, and $\theta$-vacua. (hep-ph/0301086.)
- Prashanth Jaikumar, Anupam Mazumdar. Ultra-high energy cosmic rays, cosmological constant, and $\theta$-vacua. (hep-ph/0301086.)
- E. Parizot. Multiple UHECR Events from Galactic hadron jets. (astro-ph/0301595.)
- Humitaka Sato. Invisible Un-removable Field: A Search by Ultra-High Energy Cosmic Rays. (astro-ph/0311306, Journal of Physical Society of Japan, Vol 72(2003),
Supplement).
- Humitaka Sato. Ultra-High Energy Cosmic Rays and Absolute Reference Frame defined by External Field. (astro-ph/0304100, Proceeding of 3rd Workshop on Quantum Aspect of Beam Physics.)
- F.W. Stecker. Constraints on Lorentz invariance violating quantum gravity and large
extra dimensions models using high energy c-ray observations. (Astropart. Phys. 20 (2004) 85).
- F.W. Stecker. Constraints on Lorentz Invariance Violating Quantum Gravity and Large Extra
Dimensions Models using High Energy Gamma Ray Observations. (astro-ph/0308214.)
2002
- Eun-Joo Ahn, Marco Cavaglia. A New Era in High-energy Physics. (hep-ph/0205168, Gravity
Research Foundation.)
- Eun-Joo Ahn, Marco Cavaglia. A New Era in High-energy Physics. (hep-ph/0205168.)
- R. Aloisio et al. Detectability of Space-Time Fluctuations in Ultra High Energy Cosmic Ray
Experiments. (astro-ph/0210402.)
- Giovanni Amelino-Camelia. Quantum-gravity phenomenology with gamma rays and UHE cosmic rays. (astro-ph/0201047.)
- Giovanni Amelino-Camelia. Kinematical solution of the UHE-cosmic-ray puzzle without a preferred class
of inertial observers. (astro-ph/0209232).
- Cyrille Barbot, Manuel Drees. Production of ultra-energetic cosmic rays through the decay of super-heavy X particles. (hep-ph/0202072.)
- C. Barbot et al. Neutrinos Associated With Cosmic Rays of Top-Down Origin.
(hep-ph/0205230).
- Cyrille Barbot. Ultra-high energy cosmic rays from super-heavy X particle decay. (hep-ph/0210280, Susy 2002, DESY, Hamburg.)
- P. Blasi, R. Dick, E.W. Kolb. Ultra-high energy cosmic rays from annihilation of superheavy dark matter. (Astropart. Phys. 18 (2002) 57.)
- R. Dick, P. Blasi, E. W. Kolb. Ultrahigh energy cosmic rays from dark matter annihilation. (astro-ph/0205158.)
- S.L. Dubovsky, P.G. Tinyakov. Violation of Lorentz invariance and neutral component of UHECR. (Astropart. Phys. 18 (2002) 89.)
- D.S. Gorbunov, S.V. Troitsky. Long-lived neutralino and ultra-high energy cosmic rays. (astro-ph/0211461, SUSY'02 Conference.)
- Alejandro Ibarra, Ramon Toldra. Neutralino spectrum in top-down models of UHECR. (hep-ph/0202111.)
- Jes Madsen, Jonas M. Larsen. Strangelets as cosmic rays beyond the GZK-cutoff. (astro-ph/0211597.) Comments by S.Balberg: astro-ph/0403503
and reply to comments: (astro-ph/0403515.
- Luis Masperi and Milva Orsaria. Hard component of ultra-high energy cosmic rays and vortons. (Astropart. Phys. 16 (2002) 411.)
- J. W. Moffat. Spontaneous Violation of Lorentz Invariance and Ultra-High Energy Cosmic
Rays. (hep-th/0211167.)
- Subir Sarkar. Ultra-high energy cosmic rays and new physics. (hep-ph/0202013, Invited talk at COSMO-01 Workshop, Rovaniemi, Finland, August 30-September 4, 2001.)
- A.A. Starobinsky, I.I. Tkachev. Trans-Planckian Particle Creation in Cosmology and Ultra-High Energy Cosmic Rays. (astro-ph/0207572.)
- Ramon Toldra. The Ultra High Energy Cosmic Ray Spectrum from Relic Particle Decay and DGLAP Evolution. (astro-ph/0201151, COSMO-01 Workshop, Rovaniemi, Finland, Aug 30-Sep 4, 2001.)
- H. J. de Vega, N. Sánchez. UHECR as Decay Products of Heavy Relics? The Lifetime Problem. (hep-ph/0202249.)
- R.X. Xu, F. Wu. Ultra High Energy Cosmic Rays: Strangelets? -- Extra dimensions, TeV-scale black holes and strange matter. (astro-ph/0212103.)
2001
- Pasquale Blasi, Rainer Dick, Edward W. Kolb. Ultra-high energy cosmic rays from annihilation of superheavy dark matter. (astro-ph/0105232.)
- P. Blasi, R.K. Sheth. Small Scale Anisotropies of UHECRs from Super-Heavy Halo Dark Matter. (astro-ph/0108288.)
- Pasquale Blasi, Rainer Dick, Edward W. Kolb. Ultra-High Energy Cosmic Rays: The Annihilation of Super-Heavy Relics. (astro-ph/0111531, proceedings of the TAUP conference, September 8-12, 2001 - Gran Sasso Laboratory, Italy.)
- Claudio Coriano, Alon E. Faraggi, Michael Plumacher. Stable Superstring Relics and Ultrahigh Energy Cosmic Rays. (hep-ph/0107053.)
- Claudio Coriano, Alon E. Faraggi. SUSY Scaling Violations and UHECR. (hep-ph/0107304.)
- S.L. Dubovsky, P.G. Tinyakov. Violation of Lorentz Invariance and neutral component of UHECR. (astro-ph/0106472.)
- Z. Fodor, S.D. Katz. Ultrahigh energy cosmic rays as a Grand Unification signal. (hep-ph/0105348, 7th International Cosmic Ray Conference, Hamburg, Germany, August 7-15, 2001.)
- Kaoru Hagiwara, Yosuke Uehara. Ultra High Energy Cosmic Ray, Superheavy Dark Matter and Extra Dimension. (hep-ph/0106320.)
- O.E. Kalashev, V.A. Kuzmin, D.V. Semikoz, I.I. Tkachev. Photons as Ultra High Energy Cosmic Rays ?. (astro-ph/0107130.)
- D. Kazanas, A. Nicolaidis. Cosmic Rays and Large Extra Dimensions. (hep-ph/0109247.)
- Ken D. Olum, J. J. Blanco-Pillado. Ultra-high-energy cosmic rays from relic topological defects. (astro-ph/0103152, proceedings of the 20th Texas symposium.)
- Subir Sarkar, Ramon Toldra. The high energy cosmic ray spectrum from relic particle decay. (hep-ph/0108098.)
- Guenter Sigl. Ultrahigh Energy Neutrinos and Cosmic Rays as Probes of New Physics. (hep-ph/0109202.)
- F.W. Stecker, Sheldon L. Glashow . New Tests of Lorentz Invariance Following from Observations of the Highest Energy Cosmic Gamma Rays. (astro-ph/0102226, Astropart. Phys. 16 (2001) 97.)
- C.Tyler, A.V.Olinto, G.Sigl. Cosmic Neutrinos and New Physics
beyond the Elecroweak Scale. (Phys.Rev.D 63 (2001) 055001.) [Correlations with far sources in the framework of exotic mechanisms.]
- Yosuke Uehara. Right-handed Neutrinos as Superheavy Dark Matter. (hep-ph/0107297.)
- Tanmay Vachaspati. Lectures on Cosmic Topological Defects. (hep-ph/0101270, lectures given at the 2000 summer school in cosmology at ICTP, Trieste.)
- Stuart D. Wick, Thomas W. Kephart, Thomas J. Weiler. Signature Studies of Cosmic Magnetic Monopoles. (astro-ph/0102002, First International Workshop on Radio Detection of High--Energy Particles, November 16 - 18, 2000, UCLA.)
2000
- Luis Anchordoqui et al. Extensive air showers with TeV-scale quantum gravity. (hep-ph/0011097.) [The consequences of the extra degrees of freedom beyond the electroweak scale in the increase of neutrino-nucleon cross sections, and the Auger Observatory as a powerful detector in probing models with such large compact dimensions.]
- V. Berezinsky, B. Hnatyk, A. Vilenkin. Superconducting cosmic strings as Gamma Ray Burst engines. (astro-ph/0001213.)
- O. Bertolami. Ultra-High Energy Cosmic Rays and Symmetries of Spacetime. (astro-ph/0012462.)
- Pasquale Blasi. Halo Dark Matter and Ultra-High Energy Cosmic Rays. (astro-ph/0006316, invited Talk at the "International Workshop on observing UHECRs from space and earth", August 9-12, 2000, Metepec, Puebla (Mexico).)
- Pasquale Blasi. Opening the ultra high energy cosmic ray window from the top. (astro-ph/0007209.)
- Pasquale Blasi. Dark matter distribution in the universe and ultra-high energy cosmic rays. (astro-ph/0010050.)
- F. R. Bouchet, P. Peter, A. Riazuelo, M. Sakellariadou. Is there evidence for topological defects in the BOOMERanG data ?. (astro-ph/0005022.)
- A.G. Doroshkevich, P.D. Naselsky. Ultra - High Energy Cosmic Rays from decay of the Super Heavy Dark Matter Relics. (astro-ph/0011320.)
- John Ellis. Testing Fundamental Physics with High-Energy Cosmic Rays. (astro-ph/0010474, Chacaltaya Meeting On Cosmic Ray Physics, 23-27 July 2000, La Paz, Bolivia.)
- Z. Fodor, S.D. Katz. Grand Unification Signal from Ultra High Energy Cosmic Rays?. (hep-ph/0008204.)
- Ambar Jain et al. Neutrino-Induced Giant Air Showers in Large Extra Dimension Models.
(hep-ph/0011310).
- M. Kachelriess. Ultrahigh energy cosmic rays and new particle physics. (astro-ph/0011231, invited talk at ``CAPP-2K'', Verbier, July 2000.) [A review of top-down models.]
- Alexander Kusenko, Marieke Postma. Neutrinos produced by ultrahigh-energy photons at high red shift. (hep-ph/0007246.)
- Alexander Kusenko, Vadim A. Kuzmin. Possible galactic sources of ultrahigh-energy cosmic rays and a strategy for
their detection via gravitational lensing. (astro-ph/0012040.)
- Luis Masperi, Milva Orsaria. Hard component of ultra-high energy cosmic rays and vortons. (astro-ph/0005593.)
- Luis Masperi, Milva Orsaria. Comparison of UHECR spectra from necklaces and vortons. (astro-ph/0008525, presented at the Chacaltaya Meeting on Cosmic Rays Physics, La Paz, 23-27 July 2000.)
- John McDonald. Non-Thermal WIMP Dark Matter, High Energy Cosmic Rays and Late-Decaying Particles From Inflationary Quantum Fluctuations. (hep-ph/0011198.)
- Y. Jack Ng et al. Energy-momentum uncertainties as possible origin of threshold anomalies in UHECR and TeV-gamma ray events. (hep-ph/0010152.)
- Levon Pogosian. Cosmic Defects and CMB anisotropy. (astro-ph/0009307.)
- R.J. Protheroe. Gamma Rays from Dark Matter. (astro-ph/0011042, proceedings of ``Heidelberg International Symposium on High Energy Gamma-Ray Astronomy'' edited by Felix Aharonian and Heinz Voelk, AIP Conf. Proc.) [In particular UHE gamma rays from the decay of massive X-particles.]
- Subir Sarkar. Cosmic ray signatures of massive relic particles. (hep-ph/0005256, Plenary talk at COSMO-99, Trieste, 27 Sep-3 Oct 1999.)
- Stuart D. Wick, Thomas W. Kephart, Thomas J. Weiler, Peter L. Biermann. Signatures for a Cosmic Flux of Magnetic Monopoles. (astro-ph/0001233, submitted to Phys. Rev. D.)
- Houri Ziaeepour. A Decaying Ultra Heavy Dark Matter (WIMPZILLA): Review of Recent Progress. (astro-ph/0005299, Proceedings of "Cosmion99", Moscow, 17-24 Oct. 1999.)
1999
- J. J. Blanco-Pillado, Ken D. Olum. Monopole-antimonopole bound states as a source of ultra-high-energy cosmic rays. (astro-ph/9904315.)
- P. Blasi. Gamma Rays from Super Heavy Relic Particles in the Halo (astro-ph/9901390.Submitted to Phys. Rev. D.)
- Daniel J. H. Chung, Edward W. Kolb, Antonio Riotto, Igor I. Tkachev. Probing Planckian physics: resonant production of particles during inflation and features in the primordial power. (hep-ph/9910437.)
- John Ellis. Particles and Cosmology: Learning from Cosmic Rays. (astro-ph/9911440, Proceedings of the 26th International Cosmic-Ray Conference, Salt Lake City, August 1999.)
- Graciela Gelmini, Alexander Kusenko. Unstable superheavy relic particles as a source of neutrinos responsible for the ultrahigh-energy cosmic rays. (hep-ph/9908276.)
- K. Hamaguchi et al. Long-Lived Superheavy Particles in Dynamical Supersymmetry-Breaking Models in Supergravity (hep-ph/9903207.)
- E. Huguet, P. Peter. Bound states in monopoles: sources for UHECR ? (hep-ph/9901370.)
- O. E. Kalashev, V. A. Kuzmin, D. V. Semikoz. Top-Down Models and Extremely High Energy Cosmic Rays. (astro-ph/9911035.)
- Dmitri Khokhlov. The extra high energy cosmic rays spectrum in view of the decay of proton at the Planck scale. (astro-ph/9907133.)
- Vadim A. Kuzmin, Igor I. Tkachev. Ultra High Energy Cosmic Rays and Inflation Relics. (hep-ph/9903542, Physics Reports 320 (1999) 199.)
- Gustavo Medina Tanco, Alan A. Watson. Dark matter halos and the anisotropy of ultra-high energy cosmic rays. (astro-ph/9903182, Astropart. Phys. 12 (1999) 25.)
- G.Sigl, S.Lee, P.Bhattacharjee, S.Yoshida. Probing Grand Unified
Theories with Cosmic Ray, Gamma Ray, and Neutrino Astrophysics,
Phys.Rev.D 59 (1999) 043504.
- P. G. Tinyakov. Ultra-High Energy Cosmic Rays and Diffuse Photon Spectrum. (astro-ph/9909244, Talk given at XI Rencontres de Blois.)
- Tanmay Vachaspati. Formation, Interaction and Observation of Topological Defects. (astro-ph/9903362, Les Houches lectures.)
- U. F. Wichoski, R. H. Brandenberger, J. H. MacGibbon. High Energy Fluxes from a Non-Scaling Cosmic String Network. (hep-ph/9903545.)
1998
- Ivone F.M.Albuquerque, Glennys R.Farrar, Edward W.Kolb. Exotic massive hadrons and ultra-high energy cosmic rays (hep-ph/9805288.) [See Farrar (1996) and Chung (1997) for previous articles.]
- Saul Barshay, Georg Kreyerhoff. The Decay of Dark-Matter Inflatons Can Produce Very Energetic Cosmic Rays (astro-ph/9806237.)
- V. Berezinsky. Ultra High Energy Cosmic Rays from Decaying Superheavy
Particles. (astro-ph/9801046).
- V. Berezinsky, P. Blasi, A. Vilenkin. Signature of Topological Defects. (astro-ph/9803271). Submitted to Phys. Rev. D.
- V. Berezinsky. Ultra high energy cosmic rays from cosmological relics (astro-ph/9811268. 10th Int. Symposium on Very High Energy Cosmic Ray Interactions, July 12 - 17, 1998, Gran Sasso.)
- Pijushpani Bhattacharjee. Ultrahigh Energy Cosmic Rays from Topological
Defects --- Cosmic Strings, Monopoles, Necklaces, and All That. (astro-ph/9803029.
Invited talk given at the Workshop on ``Observing the Highest Energy Particles
( >1020 eV) from Space'', College Park, Maryland, USA, November 13
-- 15, 1997, to be published in the proceedings).
- Pijushpani Bhattacharjee. Cosmic Topological Defects, Highest Energy
Cosmic Rays, and the Baryon Asymmetry of the Universe (hep-ph/9803223.)
- Michael Birkel and Subir Sarkar. Extremely high energy cosmic rays from relic particle decays (hep-ph/9804285.)
- Yuichi Chikashige, Jun-ichi Kamoshita. On Spectrum of Extremely High Energy Cosmic Rays through Decay of Superheavy Particles (astro-ph/9812483.)
- Glennys R. Farrar. Can Ultra High Energy Cosmic Rays be Evidence for
New Particle Physics?. (astro-ph/9801020).
Invited talk at the Workshop on "Observing the Highest Energy Particles (>
10^{20} eV) from Space", College Park, MD, Nov. 13-15 1997. [Possibility that
the highest energy cosmic rays are a light gluino is explored.]
- Paul Frampton. Highest Energy Cosmic Rays (astro-ph/9804219.) [EHECR as protons from the decay of superheavy G particles predicted in SU(15) preon models.]
- Marcelo Gleiser. Phase Transitions in the Universe. Invited article
for ``Contemporary Physics'' (hep-ph/9803291).
- M. Kachelriess. Ultrahigh energy cosmic rays and supersymmetry (hep-ph/9806322.) [LSP from X-particle decays.]
- C. J. A. P. Martins, E. P. S. Shellard. Vorton Formation.
(hep-ph/9804378).
- Luis Masperi, Guillermo Silva.Cosmic Rays from Decaying Vortons.
(Preprint
astro-ph/9706299, 1st July 1997.) Astropart. Phys. 8 (1998) 173.
- Guenter Sigl, Sangjin Lee, Pijushpani Bhattacharjee, S.Yoshida. Probing Grand Unified Theories with Cosmic Ray, Gamma-Ray and Neutrino Astrophysics. (hep-ph/9809242, Phys. Rev D59 (1998) 043504.)
- Tanmay Vachaspati. Topological Defects in the Cosmos and Lab. (astro-ph/9802311.
Invited article for publication in Contemporary Physics).
- U. F. Wichoski, Jane H. MacGibbon, Robert H. Brandenberger. High Energy Neutrinos, Photons and Cosmic Rays from Non-Scaling Cosmic Strings.
(hep-ph/9805419).
- Houri Ziaeepour. Can Dark Matter be Ultra Heavy Particles ?. (astro-ph/9811312.) [Decay of ultra heavy dark matter as origin of the EHECR.]
1997
- V.Berezinsky, X.Martin, A.Vilenkin. High energy particles from monopoles
connected by strings. (astro-ph/9703077)
- V.Berezinsky, A.Vilenkin. Cosmic necklaces and ultra-high energy cosmic
rays. (astro-ph/9704257, PRL 79 (1997) 5202..)
- V. Berezinsky, M. Kachelriess, A. Vilenkin. Ultra-high energy cosmic
rays without GZK cutoff. (astro-ph/9708217, Phys. Rev. Lett. 79 (1997) 4302). [Ultra heavy (M>1013 GeV) X particles as a source of
EHECRs. The spectrum of produced Extensive Air Showers (EAS) and a signal from
Virgo cluster are discussed as signatures of this model.]
- V. Berezinsky, M. Kachelriess. Ultra-high energy LSP. (hep-ph/9709485). [The
lightest supersymmetric particles (LSP) with EHE decay products of superheavy
particles produced by topological defects or as relic Big Bang particles.]
- P. Bhattacharjee, Qaisar Shafi, F. W. Stecker. TeV and Superheavy
Mass-Scale Particles from Supersymmetric Topological Defects, the Extragalactic
Gamma-ray Background, and the Highest Energy Cosmic Rays. (hep-ph/9710533.)
- S.Bonazzola, P.Peter. Can high energy cosmic rays be vortons?
Astropart. Phys. 7 (1997) 161 (PS
file.) [A model in which the UHECRs are "vortons", i.e. stable superconducting
cosmic strings, directly interacting with earth's atmosphere. Reference to
Auger.]
- Brandon Carter. Recent developments in Vorton Theory. (astro-ph/9712116,Contribution
to 1996 Cosmology Meeting, Peyresq, France.Int. J. Theor. Phys. 36 (1997)
2221-2228).
- D.J.H.Chung, G.R.Farrar, E.W.Kolb. Are ultrahigh energy cosmic rays a
signal for supersymmetry?. (astro-ph/9707036).
[Investigation of the possibility that cosmic ray particles of energy larger
than the Greisen-Zatsepin-Kuzmin cutoff are not nucleons, but stable, massive,
supersymmetric hadrons, which are uds-gluino bound states, weakly interacting
with the CMBR.]
- R.Durrer. Signatures of Topological Defects in the Microwave Sky: An
Introduction. Contribution to the Proceedings of the conference on
'Topolocigal Defects in Cosmology' in Roma, La Sapienza. (astro-ph/9703001.) [An
introduction
to topological defects in cosmology, with especial emphasis on the signature
of topological defects in the spectrum of anisotropies in the cosmic microwave
background.]
- C. O. Escobar, R. A. Vázquez. Are High Energy Cosmic Rays Magnetic Monopoles?(astro-ph/9709148.) [A critical review of a recently proposed idea. The answer here is: no!]
- Paul H. Frampton, Bettina Keszthelyi, Y. Jack Ng. Longevity and
Highest-Energy Cosmic Rays.(astro-ph/9709080,
September 1997.)
[EHECRs as decay products of a long-lived progenitor which has propagated from
typically 100 Mpc. Such a scenario can occur in e.g. SU(15) grand unification
and in some preon models, but is more generic; if true, these unusual cosmic
rays provide a window into new physics. Auger explicitly mentioned.]
- Alejandro Gangui, Edgard Gunzig. Current-Carrying Cosmic String Loops
Leading to Vortons. (astro-ph/9711342,
Proceedings of the Eighth Marcel Grossmann Meeting on General Relativity,
Gravitation and Relativistic Field Theories. 22--27 June 1997, Jerusalem.)
- H.Garcia-Compean, A.Perez-Lorenzana, A. Zepeda. Topological
Defects in SU(6)**3xZ3.
(hep-ph/9607308,
August 1997.)
[Topological defects arising in a Grand Unification Model and their possible
relation to, in particular, the explanation of the origin of the highest energy
cosmic rays reported recently.]
- V. A. Kuzmin, V. A. Rubakov. Ultra-High Energy Cosmic Rays: a Window to
Post-Inflationary Reheating Epoch of the Universe?
(astro-ph/9709187
, Phys. Atom. Nucl. 61 (1998) 1028).
[Presented at the International Workshops 'Beyond the Desert', Castle Ringberg,
Tegernsee, June 8-15, 1997. A new "top-down" scenario based on quasi-stable X
particles. See also the Berezinsky-Kachelriess-Vilenkin article above for a
similar scenario.]
- Tanmay Vachaspati. Formation of Topological Defects. (hep-ph/9710292, Based
on lectures at ICTP, Summer School on Cosmology, July 1997.)
1996
- J.J.Blanco-Pillado, R.A.Vazquez, E. Zas. Limits on Topological Defect
Neutrino fluxes from Horizontal Air Shower measurements. 30/11/1996. (astro-ph/9612010). [Horizontal air shower rate from the (EeV) high
energy neutrino flux predicted in some topological defect scenarios as the
source for the highest energy cosmic rays. The future of such measurements to
further constrain these models is discussed.]
- C.Bauerle et al. Laboratory simulation of cosmic string formation in
the early universe using superfluid 3He. Nature. 382 (1996) 332.
- C.Bauerle et al. L'Univers dans une éprouvette. La
Recherche. Oct. 1996 p26.
- G.R.Farrar. Phys. Rev. Lett. 76 (1996) 4111. [Stable supersymmetric neutral hadron, the uhecron, as candidate UHECR. Solves the problem of limited propagation distance.]
- T.W.Kephart, T.J.Weiler. Magnetic monopoles as the highest energy
cosmic ray primaries. Astropart. Phys. 4 (1996) 271. (astro-ph/9605156.)
- R.J.Protheroe, P.A.Johnson. Propagation of UHE protons and gamma
rays over cosmological distances and implications for topological defect
models. Astropart. Phys. 4 (1996) 253.
- R.J.Protheroe, T.Stanev. Limits on Topological Defects Models of the
Ultrahigh Energy Cosmic Rays. (Phys. Rev. Lett.,
77 (1996) 3708).
- V.M.H.Ruutu et al. Vortex formation in neutron irradiated superfluid
3He as an analogue of cosmological defect formation. Nature. 382
(1996) 334. [The three preceding articles show evidence of topological defect
formation (such as strings) in a medium with properties very similar to the
early universe.]
- G.Sigl. Topological Defect Models of Ultra-High Energy Cosmic
Rays. Proceedings of the "International School of Cosmic-Ray
Astrophysics", Erice, 16-23 June 1996 (World Scientific). (astro-ph/9611190.) [Models in which cosmic rays above 1 EeV are
produced by the decay of supermassive "X" particles released from topological
defects possibly created in cosmological phase transitions. These models are
still consistent with current data. Signatures which can be tested by the next
generation experiments are discussed.]
- A.Vilenkin. Cosmic defects. Contribution to the Round Table
Discussion at the conference ``Critical Dialogues in Cosmology'', Princeton.
(astro-ph/9610125. October 1996.).
- S.Yoshida, H.Dai, C.C.H.Jui, P.Sommers. Extremely High Energy Neutrinos
and their Detection. (August 1996.) [EHE
neutrinos from annihilation of topological defects. Event rates with a
fluorescence detector.]
1995
- S.Yoshida et al. EHE neutrinos from topological defects. 24th ICRC,
Rome (1995). (PS file) [Detection of neutrinos from
cosmic strings by the Fly's Eye.]
1994
- A.J.Gill, T.W.B.Kibble. Cosmic rays from Cosmic Strings. Phys. Rev.
D50 (1994) 3660.
- G.Sigl, D.N.Schramm, P.Bhattacharjee. On the origin of the highest
energy cosmic rays. Astrop. Phys. 2 (1994) 401.
1992
- F.Aharonian, P.Bhattacharjee, D.N.Schramm. Photon/proton ratio as a
diagnostic tool for topological defects as the sources of extremely high-energy
cosmic rays. Phys. Rev. D46 (1992) 4188.
- P.Bhattacharjee, C.T.Hill, D.N.Schramm. Grand Unified theories,
topological Defects and UHE cosmic rays. Phys. Rev. Lett. 69 (1992)
567.