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单词 gravitino
释义

gravitino in British English

(ˌɡrævɪˈtiːnəʊ)
nounWord forms: plural -nos
physics
a hypothetical subatomic particle, being the counterpart of a graviton and having a spin of 3/2

Examples of 'gravitino' in a sentence
gravitino

We study non-thermal gravitino production in the minimal supergravity inflation.
Fuminori Hasegawa, Kyohei Mukaida, Kazunori Nakayama, Takahiro Terada, Yusuke Yamada 2017, 'Gravitino problem in minimal supergravity inflation', Physics Letters Bhttp://www.sciencedirect.com/science/article/pii/S0370269317301314. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
We also give a new off-shell realisation for the massless gravitino multiplet.
Jessica Hutomo, Sergei M. Kuzenko 2018, 'The massless integer superspin multiplets revisited', Journal of High Energy Physicshttp://link.springer.com/article/10.1007/JHEP02(2018)137. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
For each of the massive gravitino and supergravity multiplets, we propose two dually equivalent formulations.
Sergei M. Kuzenko, Mirian Tsulaia 2017, 'Off-shell massive N=1 supermultiplets in three dimensions', Nuclear Physics Bhttp://www.sciencedirect.com/science/article/pii/S0550321316303510. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
We show constraints on the axion decay constant and the gravitino mass.
Keisuke Harigaya, Jacob M. Leedom 2017, 'Unified models of the QCD axion and supersymmetry breaking', Nuclear Physics Bhttp://www.sciencedirect.com/science/article/pii/S0550321317301773. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Gravitino mass runs with the inflaton field, so that a continuous spectrum of superheavy gravitinos emerges.
Andrea Addazi, Maxim Yu. Khlopov 2017, 'Dark matter and inflation in R+ζR2 supergravity', Physics Letters Bhttp://www.sciencedirect.com/science/article/pii/S0370269316307900. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
As an example, we explicitly work out the coupling of the superconformal gravitino multiplet to conformal supergravity.
Sergei M. Kuzenko, Ruben Manvelyan, Stefan Theisen 2017, 'Off-shell superconformal higher spin multiplets in four dimensions', Journal of High Energy Physicshttp://link.springer.com/article/10.1007/JHEP07(2017)034. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
In this minimal model utilizing orthogonal nilpotent superfields, the particle spectrum includes only graviton, gravitino, inflaton,and goldstino.
Fuminori Hasegawa, Kyohei Mukaida, Kazunori Nakayama, Takahiro Terada, Yusuke Yamada 2017, 'Gravitino problem in minimal supergravity inflation', Physics Letters Bhttp://www.sciencedirect.com/science/article/pii/S0370269317301314. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The dark matter of the universe can then be explained by the neutral higgsino or the gravitino.
Kwang Sik Jeong 2017, 'Light higgsino for gauge coupling unification', Physics Letters Bhttp://www.sciencedirect.com/science/article/pii/S0370269317302162. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This implies either a breakdown of the effective theory after inflation or a serious gravitino problem.
Fuminori Hasegawa, Kyohei Mukaida, Kazunori Nakayama, Takahiro Terada, Yusuke Yamada 2017, 'Gravitino problem in minimal supergravity inflation', Physics Letters Bhttp://www.sciencedirect.com/science/article/pii/S0370269317301314. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
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更新时间：2025/1/24 14:21:51