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arXiv · 1912.05188

Spin-half mass dimension one fermions and their higher-spin generalizations

Cheng-Yang Lee
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Abstract

A self-contained review on spin-half mass dimension one fermions and their higher-spin generalizations is presented. Starting from the two-component left-handed Weyl spinors, the Dirac spinors and Elko (eigenspinors of the charge conjugation operator) are constructed. After elaborating on their similarities and differences, we generalize the spin-half Elko to higher-spin. The field operators constructed from Elko and their higher-spin generalizations are shown to be of mass dimension one with positive-definite free Hamiltonians. The physical significance of higher-spin mass dimension one particles and further extensions in the context of Lounesto classification are discussed.

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Cheng-Yang Lee. 2019-12-11. Spin-half mass dimension one fermions and their higher-spin generalizations. https://doi.org/10.1140/epjst%2Fe2020-900277-x

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