Blasts of Light from Axions

Research output: Contribution to journal › Letter › Research › peer-review

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Blasts of Light from Axions. / Ikeda, Taishi; Brito, Richard; Cardoso, Vitor.

In: Physical Review Letters, Vol. 122, No. 8, 081101, 28.02.2019.

Research output: Contribution to journal › Letter › Research › peer-review

Harvard

Ikeda, T, Brito, R & Cardoso, V 2019, 'Blasts of Light from Axions', Physical Review Letters, vol. 122, no. 8, 081101. https://doi.org/10.1103/PhysRevLett.122.081101

APA

Ikeda, T., Brito, R., & Cardoso, V. (2019). Blasts of Light from Axions. Physical Review Letters, 122(8), [081101]. https://doi.org/10.1103/PhysRevLett.122.081101

Vancouver

Ikeda T, Brito R, Cardoso V. Blasts of Light from Axions. Physical Review Letters. 2019 Feb 28;122(8). 081101. https://doi.org/10.1103/PhysRevLett.122.081101

Author

Ikeda, Taishi ; Brito, Richard ; Cardoso, Vitor. / Blasts of Light from Axions. In: Physical Review Letters. 2019 ; Vol. 122, No. 8.

Bibtex

@article{81c49542fa00412795abf7747613c976,
title = "Blasts of Light from Axions",
abstract = "The nature of dark matter is one of the longest-standing puzzles in science. Axions or axionlike particles are a key possibility and arise in mechanisms to solve the strong CP problem, but also in low-energy limits of string theory. Extensive experimental and observational efforts are actively looking for {"}axionic{"} imprints. Independent of their nature, abundance, and contribution to the dark matter problem, axions form dense clouds around spinning black holes, grown by superradiant mechanisms. It was recently suggested that once couplings to photons are considered, an exponential (quantum) stimulated emission of photons ensues at large enough axion number. Here we solve numerically the classical problem in different setups. We show that laserlike emission from clouds exists at the classical level, and we provide the first quantitative description of the problem.",
author = "Taishi Ikeda and Richard Brito and Vitor Cardoso",
year = "2019",
month = feb,
day = "28",
doi = "10.1103/PhysRevLett.122.081101",
language = "English",
volume = "122",
journal = "Physical Review Letters",
issn = "0031-9007",
publisher = "American Physical Society",
number = "8",

}

RIS

TY - JOUR

T1 - Blasts of Light from Axions

AU - Ikeda, Taishi

AU - Brito, Richard

AU - Cardoso, Vitor

PY - 2019/2/28

Y1 - 2019/2/28

N2 - The nature of dark matter is one of the longest-standing puzzles in science. Axions or axionlike particles are a key possibility and arise in mechanisms to solve the strong CP problem, but also in low-energy limits of string theory. Extensive experimental and observational efforts are actively looking for "axionic" imprints. Independent of their nature, abundance, and contribution to the dark matter problem, axions form dense clouds around spinning black holes, grown by superradiant mechanisms. It was recently suggested that once couplings to photons are considered, an exponential (quantum) stimulated emission of photons ensues at large enough axion number. Here we solve numerically the classical problem in different setups. We show that laserlike emission from clouds exists at the classical level, and we provide the first quantitative description of the problem.

AB - The nature of dark matter is one of the longest-standing puzzles in science. Axions or axionlike particles are a key possibility and arise in mechanisms to solve the strong CP problem, but also in low-energy limits of string theory. Extensive experimental and observational efforts are actively looking for "axionic" imprints. Independent of their nature, abundance, and contribution to the dark matter problem, axions form dense clouds around spinning black holes, grown by superradiant mechanisms. It was recently suggested that once couplings to photons are considered, an exponential (quantum) stimulated emission of photons ensues at large enough axion number. Here we solve numerically the classical problem in different setups. We show that laserlike emission from clouds exists at the classical level, and we provide the first quantitative description of the problem.

U2 - 10.1103/PhysRevLett.122.081101

DO - 10.1103/PhysRevLett.122.081101

M3 - Letter

VL - 122

JO - Physical Review Letters

JF - Physical Review Letters

SN - 0031-9007

IS - 8

M1 - 081101

ER -

ID: 298643886