Death and serious injury from dark matter

Macroscopic dark matter (macros) refers to a class of dark matter candidates that scatter elastically off of ordinary matter with a large geometric cross-section. A wide range of macro masses MX and cross-sections σX remain unprobed. We show that over a wide region within the unexplored parameter sp...

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Main Authors: Jagjit Singh Sidhu, Robert Scherrer, Glenn Starkman
Format: Article
Language:English
Published: Elsevier 2020-04-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269320301040
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author Jagjit Singh Sidhu
Robert Scherrer
Glenn Starkman
author_facet Jagjit Singh Sidhu
Robert Scherrer
Glenn Starkman
author_sort Jagjit Singh Sidhu
collection DOAJ
description Macroscopic dark matter (macros) refers to a class of dark matter candidates that scatter elastically off of ordinary matter with a large geometric cross-section. A wide range of macro masses MX and cross-sections σX remain unprobed. We show that over a wide region within the unexplored parameter space, collisions of a macro with a human body would result in serious injury or death. We use the absence of such unexplained impacts with a well-monitored subset of the human population to exclude a region bounded by σX>10−8−10−7 cm2 and MX<50 kg. Our results open a new window on dark matter: the human body as a dark matter detector.
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spelling doaj.art-e3b0da2e9c8145f29af7dd82be5da6e72022-12-22T00:05:19ZengElsevierPhysics Letters B0370-26932020-04-01803Death and serious injury from dark matterJagjit Singh Sidhu0Robert Scherrer1Glenn Starkman2Physics Department/CERCA/ISO, Case Western Reserve University, Cleveland, OH 44106-7079, USA; Corresponding author.Department of Physics & Astronomy, Vanderbilt University, Nashville, TN 37235, USAPhysics Department/CERCA/ISO, Case Western Reserve University, Cleveland, OH 44106-7079, USAMacroscopic dark matter (macros) refers to a class of dark matter candidates that scatter elastically off of ordinary matter with a large geometric cross-section. A wide range of macro masses MX and cross-sections σX remain unprobed. We show that over a wide region within the unexplored parameter space, collisions of a macro with a human body would result in serious injury or death. We use the absence of such unexplained impacts with a well-monitored subset of the human population to exclude a region bounded by σX>10−8−10−7 cm2 and MX<50 kg. Our results open a new window on dark matter: the human body as a dark matter detector.http://www.sciencedirect.com/science/article/pii/S0370269320301040
spellingShingle Jagjit Singh Sidhu
Robert Scherrer
Glenn Starkman
Death and serious injury from dark matter
Physics Letters B
title Death and serious injury from dark matter
title_full Death and serious injury from dark matter
title_fullStr Death and serious injury from dark matter
title_full_unstemmed Death and serious injury from dark matter
title_short Death and serious injury from dark matter
title_sort death and serious injury from dark matter
url http://www.sciencedirect.com/science/article/pii/S0370269320301040
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