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Gravitino production from reheating in split supersymmetry

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Gravitino production from reheating in split supersymmetry. / Allahverdi, Rouzbeh; Jokinen, Asko; Mazumdar, Anupam.

In: Physical Review D – Particles and Fields, Vol. 71, No. 4, 043505, 12.10.2004.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Allahverdi, R, Jokinen, A & Mazumdar, A 2004, 'Gravitino production from reheating in split supersymmetry', Physical Review D – Particles and Fields, vol. 71, no. 4, 043505. https://doi.org/10.1103/PhysRevD.71.043505

APA

Allahverdi, R., Jokinen, A., & Mazumdar, A. (2004). Gravitino production from reheating in split supersymmetry. Physical Review D – Particles and Fields, 71(4), [043505]. https://doi.org/10.1103/PhysRevD.71.043505

Vancouver

Allahverdi R, Jokinen A, Mazumdar A. Gravitino production from reheating in split supersymmetry. Physical Review D – Particles and Fields. 2004 Oct 12;71(4). 043505. https://doi.org/10.1103/PhysRevD.71.043505

Author

Allahverdi, Rouzbeh ; Jokinen, Asko ; Mazumdar, Anupam. / Gravitino production from reheating in split supersymmetry. In: Physical Review D – Particles and Fields. 2004 ; Vol. 71, No. 4.

Bibtex

@article{c9b4281d38ea4d3eb4312d00225d09be,
title = "Gravitino production from reheating in split supersymmetry",
abstract = "We discuss gravitino production from reheating in models where the splitting between particle and sparticle masses can be larger than TeV, as naturally arising in the context of split supersymmetry. We show that such a production typically dominates over thermal contributions arising from the interactions of gauginos, squarks and sleptons. We constrain the supersymmetry breaking scale of the relevant sector for a given reheat temperature. However the situation changes when the gravitinos dominate the Universe and decay before nucleosynthesis. We briefly describe prospects for a successful baryogenesis and a viable neutralino dark matter in this case.",
author = "Rouzbeh Allahverdi and Asko Jokinen and Anupam Mazumdar",
note = "{\textcopyright} 2005 The American Physical Society",
year = "2004",
month = oct,
day = "12",
doi = "10.1103/PhysRevD.71.043505",
language = "English",
volume = "71",
journal = "Physical Review D",
issn = "1550-7998",
publisher = "American Physical Society",
number = "4",

}

RIS

TY - JOUR

T1 - Gravitino production from reheating in split supersymmetry

AU - Allahverdi, Rouzbeh

AU - Jokinen, Asko

AU - Mazumdar, Anupam

N1 - © 2005 The American Physical Society

PY - 2004/10/12

Y1 - 2004/10/12

N2 - We discuss gravitino production from reheating in models where the splitting between particle and sparticle masses can be larger than TeV, as naturally arising in the context of split supersymmetry. We show that such a production typically dominates over thermal contributions arising from the interactions of gauginos, squarks and sleptons. We constrain the supersymmetry breaking scale of the relevant sector for a given reheat temperature. However the situation changes when the gravitinos dominate the Universe and decay before nucleosynthesis. We briefly describe prospects for a successful baryogenesis and a viable neutralino dark matter in this case.

AB - We discuss gravitino production from reheating in models where the splitting between particle and sparticle masses can be larger than TeV, as naturally arising in the context of split supersymmetry. We show that such a production typically dominates over thermal contributions arising from the interactions of gauginos, squarks and sleptons. We constrain the supersymmetry breaking scale of the relevant sector for a given reheat temperature. However the situation changes when the gravitinos dominate the Universe and decay before nucleosynthesis. We briefly describe prospects for a successful baryogenesis and a viable neutralino dark matter in this case.

U2 - 10.1103/PhysRevD.71.043505

DO - 10.1103/PhysRevD.71.043505

M3 - Journal article

VL - 71

JO - Physical Review D

JF - Physical Review D

SN - 1550-7998

IS - 4

M1 - 043505

ER -