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Dr John McDonald

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  1. 2019
  2. Published

    KSVZ axion model with quasidegenerate minima: A unified model for dark matter and dark energy

    Lloyd-Stubbs, A. & McDonald, J., 15/01/2019, In : Physical Review D. 99, 2, 10 p., 023510.

    Research output: Contribution to journalJournal article

  3. 2018
  4. Published

    Freeze-in dark matter from a sub-Higgs mass clockwork sector via the Higgs portal

    Kim, J. & McDonald, J., 15/12/2018, In : Physical Review D. 98, 12, 9 p., 123503.

    Research output: Contribution to journalJournal article

  5. Published

    Clockwork Higgs portal model for freeze-in dark matter

    Kim, J. & McDonald, J., 24/07/2018, In : Physical Review D. 98, 2, p. 023553 8 p.

    Research output: Contribution to journalJournal article

  6. 2017
  7. Published

    Inflaton Condensate Fragmentation: Analytical Conditions and Application to α-Attractor Models

    Kim, J. & McDonald, J., 30/06/2017, In : Physical Review D. 95, 12, 5 p., 123537.

    Research output: Contribution to journalJournal article

  8. Published

    Chaotic initial conditions for nonminimally coupled inflation via a conformal factor with a zero

    Kim, J. & McDonald, J., 15/05/2017, In : Physical Review D. 95, 10, 9 p., 103501.

    Research output: Contribution to journalJournal article

  9. 2016
  10. Published

    The 750 GeV resonance as non-minimally coupled inflaton: unitarity violation and why the resonance is a real singlet scalar

    McDonald, J., 10/10/2016, In : Physics Letters B. 761, p. 408-411 4 p.

    Research output: Contribution to journalJournal article

  11. Published

    Warm dark matter via ultra-violet freeze-in: reheating temperature and non-thermal distribution for fermionic Higgs portal dark matter

    McDonald, J., 17/08/2016, In : Journal of Cosmology and Astroparticle Physics. 2016, 8, 13 p., 035.

    Research output: Contribution to journalJournal article

  12. Published

    Nonminimally coupled inflation with initial conditions from a preinflation anamorphic contracting era

    McDonald, J., 12/08/2016, In : Physical Review D. 94, 4, 5 p., 043514.

    Research output: Contribution to journalJournal article

  13. 2015
  14. Published

    WIMP dark matter and unitarity-conserving inflation via a gauge singlet scalar

    Kahlhoefer, F. & McDonald, J., 9/11/2015, In : Journal of Cosmology and Astroparticle Physics. 2015, 11, 26 p., 015.

    Research output: Contribution to journalJournal article

  15. Published

    Signatures of Planck corrections in a spiralling axion inflation model

    McDonald, J., 8/05/2015, In : Journal of Cosmology and Astroparticle Physics. 5, 13 p., 014.

    Research output: Contribution to journalJournal article

  16. Published

    A minimal sub-Planckian axion inflation model with large tensor-to-scalar ratio

    McDonald, J., 01/2015, In : Journal of Cosmology and Astroparticle Physics. 2015, 1, 8 p., 018.

    Research output: Contribution to journalJournal article

  17. 2014
  18. Published

    Negative running of the spectral index, hemispherical asymmetry and the consistency of Planck with large r

    McDonald, J., 11/2014, In : Journal of Cosmology and Astroparticle Physics. 2014, 11, 9 p., 012.

    Research output: Contribution to journalJournal article

  19. Published

    Sub-Planckian two-field inflation consistent with the Lyth bound

    McDonald, J., 09/2014, In : Journal of Cosmology and Astroparticle Physics. 2014, 9, 9 p., 027.

    Research output: Contribution to journalJournal article

  20. Published

    Hemispherical power asymmetry from a space-dependent component of the adiabatic power spectrum

    McDonald, J., 26/06/2014, In : Physical Review D. 89, 12, 5 p., 127303.

    Research output: Contribution to journalJournal article

  21. 2013
  22. Published

    Hemispherical power asymmetry from scale-dependent modulated reheating

    McDonald, J., 19/11/2013, In : Journal of Cosmology and Astroparticle Physics. 2013, 11, 15 p., 041.

    Research output: Contribution to journalJournal article

  23. Published

    Dark matter gravitinos and baryons via Q-ball decay in the gauge-mediated MSSM

    Doddato, F. & McDonald, J., 3/07/2013, In : Journal of Cosmology and Astroparticle Physics. 2013, 7, 24 p., 004.

    Research output: Contribution to journalJournal article

  24. Published

    Isocurvature and curvaton perturbations with red power spectrum and large hemispherical asymmetry

    McDonald, J., 07/2013, In : Journal of Cosmology and Astroparticle Physics. 2013, 7, 16 p., 043.

    Research output: Contribution to journalJournal article

  25. Published

    Explaining the dark energy, baryon and dark matter coincidence via domain-dependent random densities

    McDonald, J., 05/2013, In : Journal of Cosmology and Astroparticle Physics. 2013, 5, 15 p., 019.

    Research output: Contribution to journalJournal article

  26. Published

    Baryon-to-dark matter ratio from random angular fields

    McDonald, J., 01/2013, In : Journal of Cosmology and Astroparticle Physics. 2013, 1, 12 p., 025.

    Research output: Contribution to journalJournal article

  27. 2012
  28. Published

    Unitarity-violation in generalized Higgs inflation models

    Lerner, R. N. & McDonald, J., 11/2012, In : Journal of Cosmology and Astroparticle Physics. 2012, 11, 20 p., 019.

    Research output: Contribution to journalJournal article

  29. Published

    Anthropically selected baryon number and isocurvature constraints

    McDonald, J., 10/2012, In : Journal of Cosmology and Astroparticle Physics. 2012, 10, 15 p., 005.

    Research output: Contribution to journalJournal article

  30. Published

    New Q-ball Solutions in Gauge-Mediation, Affleck-Dine Baryogenesis and Gravitino Dark Matter

    Doddato, F. & McDonald, J., 20/06/2012, In : Journal of Cosmology and Astroparticle Physics. 12, 6, 31.

    Research output: Contribution to journalJournal article

  31. 2011
  32. Published

    Simultaneous Generation of WIMP Miracle-like Densities of Baryons and Dark Matter

    McDonald, J., 10/11/2011, In : Physical Review D. 84, 10, 9 p., 103514.

    Research output: Contribution to journalJournal article

  33. Published

    Distinguishing Higgs inflation and its variants

    N. Lerner, R. & McDonald, J., 21/06/2011, In : Physical Review D. 83, 12, 15 p., 123522.

    Research output: Contribution to journalJournal article

  34. Published

    Affleck-Dine baryogenesis, condensate fragmentation and gravitino dark matter in gauge-mediation with a large messenger mass

    Doddato, F. & McDonald, J., 06/2011, In : Journal of Cosmology and Astroparticle Physics. 2011, 6, 17 p., 8.

    Research output: Contribution to journalJournal article

  35. Published

    Relating the baryon asymmetry to the thermal relic dark matter density

    McDonald, J., 12/04/2011, In : Physical Review D. 83, 8, 7 p., 083509.

    Research output: Contribution to journalJournal article

  36. 2010
  37. Published

    A Unitarity-Conserving Higgs Inflation Model

    N. Lerner, R. & McDonald, J., 19/11/2010, In : Physical Review D. 82, 10, 5 p., 103525.

    Research output: Contribution to journalJournal article

  38. Published

    Cosmological evolution of scalar fields and gravitino dark matter in gauge mediation at low reheating temperatures

    Ferrantelli, A. & McDonald, J., 02/2010, In : Journal of Cosmology and Astroparticle Physics. 2010, 2, 21 p., 3.

    Research output: Contribution to journalJournal article

  39. Published

    Cosmic Ray Anomalies and Dark Matter Annihilation to Muons via a Higgs Portal Hidden Sector

    Kohri, K., McDonald, J. & Sahu, N., 28/01/2010, In : Physical Review D – Particles and Fields. 81, 2, 11 p., 023530.

    Research output: Contribution to journalJournal article

  40. Published

    Higgs inflation and naturalness

    N. Lerner, R. & McDonald, J., 2010, In : Journal of Cosmology and Astroparticle Physics. 2010, 4, 10 p., 15.

    Research output: Contribution to journalJournal article

  41. 2009
  42. Published

    Gauge singlet scalar as inflaton and thermal relic dark matter

    N. Lerner, R. & McDonald, J., 8/12/2009, In : Physical Review D. 80, 12, 14 p., 123507.

    Research output: Contribution to journalJournal article

  43. Published

    Enhanced Dark Matter Annihilation Rate for Positron and Electron Excesses from Q-ball Decay

    McDonald, J., 6/10/2009, In : Physical review letters. 103, 15, 4 p., 151301.

    Research output: Contribution to journalJournal article

  44. Published

    keV Warm Dark Matter via the Supersymmetric Higgs Portal

    McDonald, J. & Sahu, N., 21/05/2009, In : Physical Review D – Particles and Fields. 79, 10, 6 p., 103523.

    Research output: Contribution to journalJournal article

  45. Published

    Cosmological constraints on unparticles as continuous mass particles.

    McDonald, J., 16/03/2009, In : Journal of Cosmology and Astroparticle Physics. 2009, 3, p. 19

    Research output: Contribution to journalJournal article

  46. Published

    Space-dependent step features: transient breakdown of slow-roll, homogeneity, and isotropy during inflation

    Lerner, R. N. & McDonald, J., 15/01/2009, In : Physical Review D. 79, 2, 11 p., 023511.

    Research output: Contribution to journalJournal article

  47. 2008
  48. Published

    Supersymmetric inflation and baryogenesis via Extra-Flat directions of the MSSM.

    McDonald, J. & Seto, O., 07/2008, In : Journal of Cosmology and Astroparticle Physics. 2008, 7, p. 15

    Research output: Contribution to journalJournal article

  49. Published

    Z(2)-Singlino Dark Matter in a Portal-Like Extension of the Minimal Supersymmetric Standard Model.

    McDonald, J. & Sahu, N., 06/2008, In : Journal of Cosmology and Astroparticle Physics. 2008, 6, p. 26

    Research output: Contribution to journalJournal article

  50. Published

    Type II See-Saw at Collider, Lepton Asymmetry and Singlet Scalar Dark Matter.

    McDonald, J., Sahu, N. & Sarkar, U., 04/2008, In : Journal of Cosmology and Astroparticle Physics. 2008, 4, p. 37

    Research output: Contribution to journalJournal article

  51. Published

    Supergravity and two-field inflation effects in right-handed sneutrino modified D-term inflation.

    Lin, C-M. & McDonald, J., 25/03/2008, In : Physical Review D. 77, 6, 9 p., 063529.

    Research output: Contribution to journalJournal article

  52. Unpublished

    Unparticles: Interpretation and Cosmology.

    McDonald, J., 2008, (Unpublished) 21 p.

    Research output: Other contribution

  53. 2007
  54. Published

    Right-handed sneutrino condensate cold dark matter and the baryon-to-dark matter ratio.

    McDonald, J., 2/01/2007, In : Journal of Cosmology and Astroparticle Physics. 2007, 01, p. 001

    Research output: Contribution to journalJournal article

  55. Published

    RH sneutrino condensate CDM and the baryon-to-dark matter ratio.

    McDonald, J., 2007.

    Research output: Contribution to conference - Without ISBN/ISSN Other

  56. 2006
  57. Published

    Supergravity Modification of D-term Hybrid Inflation: Solving the Cosmic String and Spectral Index Problem via a Right-Handed Sneutrino.

    McDonald, J. & Lin, C. M., 1/09/2006, In : Physical Review D. 74, 6, p. 063510

    Research output: Contribution to journalJournal article

  58. Published

    F-term inflation Q-balls

    McDonald, J. F., 2006, In : Physical Review Series D. 73, 043501

    Research output: Contribution to journalJournal article

  59. 2005
  60. Published

    Simulations of the end of supersymmetric hybrid inflation and nontopological soliton formation.

    Broadhead, M. & McDonald, J., 15/08/2005, In : Physical Review D. 72, 4, p. 043519

    Research output: Contribution to journalJournal article

  61. 2004
  62. Published

    Condition for successful right-handed Majorana Sneutrino curvaton.

    McDonald, J., 16/09/2004, In : Physical Review D. 70, 6, 11 p., 063520.

    Research output: Contribution to journalJournal article

  63. Published

    Flat direction dynamics in a non-topological soliton-dominated universe.

    McDonald, J., 08/2004, In : Journal of Cosmology and Astroparticle Physics. 2004, 8, p. 002

    Research output: Contribution to journalJournal article

  64. Published

    Supersymmetric curvatons and phase-induced curvaton fluctuations.

    McDonald, J., 19/05/2004, In : Physical Review D. 69, 10, p. 103511

    Research output: Contribution to journalJournal article

  65. Published

    Two-field Q-ball solutions of supersymmetric hybrid inflation.

    Broadhead, M. & McDonald, J., 2004, In : Physical Review D. 69, 6, p. 063510 5 p., 063510.

    Research output: Contribution to journalJournal article

  66. 2003
  67. Published

    Curvaton Potential Terms, Scale-Dependent Perturbation Spectra and Chaotic Initial Conditions

    McDonald, J., 12/12/2003, In : Journal of Cosmology and Astroparticle Physics. 2003, 12, 8 p., 005.

    Research output: Contribution to journalJournal article

  68. Published

    Growth of inflaton perturbations and the post-inflation era in supersymmetric hybrid inflation models

    McDonald, J., 15/10/2003, In : Physical Review D. 68, 8, p. 083502 12 p.

    Research output: Contribution to journalJournal article

  69. Published

    Right-handed sneutrinos as curvatons.

    McDonald, J., 8/08/2003, In : Physical Review D. 68, 4, 10 p., 043505.

    Research output: Contribution to journalJournal article

  70. Published

    F-term Hybrid Inflation, the η-problem and Extra Dimensions

    McDonald, J., 16/01/2003, In : Journal of High Energy Physics. 2002, 12, 10 p., 029.

    Research output: Contribution to journalJournal article

  71. 2002
  72. Published

    Inflaton condensate fragmentation in hybrid inflation models

    McDonald, J., 22/08/2002, In : Physical Review D. 66, 4, p. 043525 8 p.

    Research output: Contribution to journalJournal article

  73. Published

    Thermally-generated Gauge Singlet Scalars as Self-Interacting Dark Matter.

    McDonald, J., 15/02/2002, In : Physical review letters. 88, 9, p. 091304 4 p.

    Research output: Contribution to journalJournal article

  74. 2001
  75. Published

    Non-thermal dark matter, high energy cosmic rays and late-decaying particles from inflationary quantum fluctuations

    McDonald, J., 28/06/2001, In : Physics Letters B. 511, 1, p. 1-10 10 p.

    Research output: Contribution to journalJournal article

  76. Published

    Q-ball evolution, B-ball baryogenesis and the fB problem

    McDonald, J., 6/04/2001, In : Journal of High Energy Physics. 2001, 03, p. 022 23 p.

    Research output: Contribution to journalJournal article

  77. Published

    Dynamical cosmological constant from a very recent phase transition

    McDonald, J., 25/01/2001, In : Physics Letters B. 498, 3-4, p. 263-271 9 p.

    Research output: Contribution to journalJournal article

  78. 2000
  79. Published

    Inflationary Affleck-Dine scalar dynamics and isocurvature perturbations

    Enqvist, K. & McDonald, J., 13/07/2000, In : Physical Review D. 62, 4, 8 p., 043502.

    Research output: Contribution to journalJournal article

  80. Published

    Flat direction condensate instabilities in the MSSM

    Enqvist, K., Jokinen, A. & McDonald, J., 15/06/2000, In : Physics Letters B. 483, 1-3, p. 191-195 5 p.

    Research output: Contribution to journalJournal article

  81. Published

    Naturally Large Cosmological Neutrino Asymmetries in the Minimal Supersymmetric Standard Model

    McDonald, J., 22/05/2000, In : Physical review letters. 84, 21, p. 4798-4801 4 p.

    Research output: Contribution to journalJournal article

  82. Published

    Reheating temperature and inflaton mass bounds from thermalization after inflation

    McDonald, J., 15/04/2000, In : Physical Review D. 61, 8, 5 p., 083513.

    Research output: Contribution to journalJournal article

  83. Published

    The dynamics of Affleck-Dine condensate collapse

    Enqvist, K. & McDonald, J., 20/03/2000, In : Nuclear Physics B. 570, 1-2, p. 407-422 16 p.

    Research output: Contribution to journalJournal article

  84. 1999
  85. Published

    Symmetry non-restoration via order 10(-10) B and L asymmetries

    McDonald, J., 30/09/1999, In : Physics Letters B. 463, 2-4, p. 225-229 5 p.

    Research output: Contribution to journalJournal article

  86. Published

    Observable isocurvature fluctuations from the Affleck-Dine condensate

    Enqvist, K. & McDonald, J., 27/09/1999, In : Physical review letters. 83, 13, p. 2510-2513 4 p.

    Research output: Contribution to journalJournal article

  87. Published

    Positive order-H-2 mass corrections and Affleck-Dine baryogenesis

    McDonald, J., 10/06/1999, In : Physics Letters B. 456, 2-4, p. 118-123 6 p.

    Research output: Contribution to journalJournal article

  88. Published

    B-ball baryogenesis and the baryon to dark matter ratio

    Enqvist, K. & McDonald, J., 11/01/1999, In : Nuclear Physics B. 538, 1-2, p. 321-350 30 p.

    Research output: Contribution to journalJournal article

  89. 1998
  90. Published

    MSSM dark matter constraints and decaying B-balls

    Enqvist, K. & McDonald, J., 12/11/1998, In : Physics Letters B. 440, 1-2, p. 59-65 7 p.

    Research output: Contribution to journalJournal article

  91. Published

    Spontaneous discrete symmetry breaking during inflation and the NMSSM domain wall problem

    McDonald, J., 12/10/1998, In : Nuclear Physics B. 530, 1-2, p. 325-345 21 p.

    Research output: Contribution to journalJournal article

  92. Published

    Supersymmetric D-term inflation and B-ball baryogenesis

    Enqvist, K. & McDonald, J., 12/10/1998, In : Physical review letters. 81, 15, p. 3071-3074 4 p.

    Research output: Contribution to journalJournal article

  93. Published

    Q-balls and baryogenesis in the MSSM

    Enqvist, K. & McDonald, J., 23/04/1998, In : Physics Letters B. 425, 3-4, p. 309-321 13 p.

    Research output: Contribution to journalJournal article

  94. Published

    Can cosmic-ray catalysed vacuum decay dominate over tunnelling?

    Enqvist, K. & McDonald, J., 9/03/1998, In : Nuclear Physics B. 513, 3, p. 661-678 18 p.

    Research output: Contribution to journalJournal article

  95. 1997
  96. Published

    Vacuum stability and electroweak baryogenesis in the MSSM with light stops

    McDonald, J., 6/11/1997, In : Physics Letters B. 413, 1-2, p. 30-34 5 p.

    Research output: Contribution to journalJournal article

  97. Published

    ucdcdc-based Affleck-Dine baryogenesis

    McDonald, J., 1/04/1997, In : Physical Review D. 55, 7, p. 4240-4251 12 p.

    Research output: Contribution to journalJournal article

  98. 1996
  99. Published

    CP violation for electroweak baryogenesis from mixing of standard model and heavy vector quarks

    McDonald, J., 15/01/1996, In : Physical Review D. 53, 2, p. 645-654 10 p.

    Research output: Contribution to journalJournal article

  100. 1995
  101. Published

    A simple estimate of the effect of diffusion on the baryon number generated in spontaneous baryogenesis models (vol 353, pg 267, 1995)

    McDonald, J., 28/12/1995, In : Physics Letters B. 364, 4, p. 246-246 1 p.

    Research output: Contribution to journalJournal article

  102. Published

    Cosmological domain wall evolution and spontaneous CP violation from a gauge singlet scalar sector

    McDonald, J., 31/08/1995, In : Physics Letters B. 357, 1-2, p. 19-28 10 p.

    Research output: Contribution to journalJournal article

  103. 1994
  104. Published

    Gauge singlet scalars as cold dark matter

    McDonald, J., 15/09/1994, In : Physical Review D. 50, 6, p. 3637-3649 13 p.

    Research output: Contribution to journalJournal article

  105. Published

    Electroweak baryogenesis and dark matter via a gauge singlet scalar

    McDonald, J., 17/03/1994, In : Physics Letters B. 323, 3-4, p. 339-346 8 p.

    Research output: Contribution to journalJournal article

  106. 1993
  107. Published

    Can a Brans-Dicke scalar account for dark matter in extended inflation models?

    McDonald, J., 15/09/1993, In : Physical Review D. 48, 6, p. 2462-2476 15 p.

    Research output: Contribution to journalJournal article

  108. Published

    Cosmological limits on deviations from φ2 potentials in oscillating scalar cold dark matter models

    McDonald, J., 15/09/1993, In : Physical Review D. 48, 6, p. 2573-2580 8 p.

    Research output: Contribution to journalJournal article

  109. 1992
  110. Published

    Relic densities of neutralinos

    McDonald, J., Olive, K. A. & Srednicki, M., 4/06/1992, In : Physics Letters B. 283, 1-2, p. 80-84 5 p.

    Research output: Contribution to journalJournal article

  111. Published

    Cosmological consequences of dilatons in the electroweak model

    McDonald, J., 2/01/1992, In : Physics Letters B. 274, 1, p. 72-78 7 p.

    Research output: Contribution to journalJournal article

  112. 1991
  113. Published

    Chaotic inflation driven by a minimally coupled scalar field in Brans-Dicke models

    McDonald, J., 15/10/1991, In : Physical Review D. 44, 8, p. 2314-2324 11 p.

    Research output: Contribution to journalJournal article

  114. Published

    Dark matter from an oscillating Brans-Dicke scalar in the extended inflation model

    McDonald, J., 15/10/1991, In : Physical Review D. 44, 8, p. 2325-2334 10 p.

    Research output: Contribution to journalJournal article

  115. Published

    Weakly interacting massive particle densities in decaying-particle-dominated cosmology

    McDonald, J., 15/02/1991, In : Physical Review D. 43, 4, p. 1063-1068 6 p.

    Research output: Contribution to journalJournal article

  116. 1989
  117. Published

    Is neutralino dark matter compatible with flipped SU(5) models?

    McDonald, J., 13/07/1989, In : Physics Letters B. 225, 1-2, p. 133-139 7 p.

    Research output: Contribution to journalJournal article

  118. Published

    Cosmological higgsino densities in SUSY models with intermediate mass scales

    McDonald, J., 19/01/1989, In : Physics Letters B. 217, 1-2, p. 107-112 6 p.

    Research output: Contribution to journalJournal article

  119. 1987
  120. Published

    On E8×E8 superstring based models with SU(3)c×SU(2)L×SU(2)N×U(1)y×U(1)y′ gauge symmetry

    McDonald, J., 13/08/1987, In : Physics Letters B. 194, 3, p. 375-384 10 p.

    Research output: Contribution to journalJournal article

  121. 1985
  122. Published

    Proton decay via d=5 gluino dressed graphs with flavour diagonal gluino couplings in supergravity models

    McDonald, J. & Vayonakis, C. E., 21/11/1985, In : Physics Letters B. 163, 1-4, p. 148-154 7 p.

    Research output: Contribution to journalJournal article

  123. Published

    Flat supergravity potentials with non-zero potential energy due to D-terms

    McDonald, J. & Vayonakis, C. E., 17/01/1985, In : Physics Letters B. 150, 5, p. 357-359 3 p.

    Research output: Contribution to journalJournal article

  124. 1984
  125. Published

    Effects of non-minimal gauge kinetic terms in supergravity models

    McDonald, J. & Vayonakis, C. E., 1984, In : Physics Letters B. 144, 3-4, p. 199-202 4 p.

    Research output: Contribution to journalJournal article

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