论文标题

3个中微子风味方案中的量子引力分解

Quantum Gravitational Decoherence in the 3 Neutrino Flavor Scheme

论文作者

Hellmann, Dominik, Päs, Heinrich, Rani, Erika

论文摘要

在许多量子重力量子波动的理论中,时空波动可能是逆转的环境。在这里,我们研究了在典型的黑暗部门存在的高能量天体中微子的量子杀量的破坏性,并用于现实的三个中微子情况。我们展示了如何在量子引力相互作用中产生预期的违反全球对称性,从而有可能限制宇宙中的暗物质费米子的数量。此外,我们预测实验中预期的总中微子通量和风味率,具体取决于来源的风味组成。

In many theories of quantum gravity quantum fluctuations of spacetime may serve as an environment for decoherence. Here we study quantum-gravitational decoherence of high energy astrophysical neutrinos in the presence of fermionic dark sectors and for a realistic three neutrino scenario. We show how violation of global symmetries expected to arise in quantum gravitational interactions provides a possibility to pin down the number of dark matter fermions in the universe. Furthermore, we predict the expected total neutrino flux and flavor ratios at experiments depending on the flavor composition at the source.

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