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Stephen M. West

Researcher at Royal Holloway, University of London

Publications -  42
Citations -  4364

Stephen M. West is an academic researcher from Royal Holloway, University of London. The author has contributed to research in topics: Dark matter & Light dark matter. The author has an hindex of 21, co-authored 39 publications receiving 3694 citations. Previous affiliations of Stephen M. West include Rutherford Appleton Laboratory & University of London.

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Freeze-in production of FIMP dark matter

TL;DR: In this paper, the authors propose an alternate, calculable mechanism of dark matter genesis, "thermal freeze-in", involving a Feebly Interacting Massive Particle (FIMP) interacting so feebly with the thermal bath that it never attains thermal equilibrium.
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Kerr Black Holes as Particle Accelerators to Arbitrarily High Energy

TL;DR: It is shown that intermediate mass black holes conjectured to be the early precursors of supermassive black holes and surrounded by relic cold dark matter density spikes can act as particle accelerators with collisions, in principle, at arbitrarily high center-of-mass energies in the case of Kerr black holes.
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Simplified Models for Dark Matter Searches at the LHC

Jalal Abdallah, +108 more
TL;DR: In this paper, a set of simplified models for dark matter and its interactions with the Standard Model particles are presented, and the guiding principles underpinning these simplified models are spelled out, and some suggestions for implementation are presented.
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Simplified Models for Dark Matter Searches at the LHC

Jalal Abdallah, +108 more
TL;DR: In this article, a set of simplified models for dark matter and its interactions with the Standard Model particles are presented, and the guiding principles underpinning these simplified models are spelled out, and some suggestions for implementation are presented.
Journal ArticleDOI

WIMPonium and Boost Factors for Indirect Dark Matter Detection

TL;DR: In this article, it was shown that WIMP dark matter can annihilate via long-lived "WIMPonium" bound states in reasonable particle physics models of dark matter (DM).