论文标题

一种通过重力与超导体声子模式的零点能量耦合来检测重力波的新方法

A new approach to detecting gravitational waves via the coupling of gravity to the zero-point energy of the phonon modes of a superconductor

论文作者

Inan, Nader A.

论文摘要

超导体对重力波的响应显示出遵守伦敦样的成分方程。库珀对由嵌入弯曲时空中的金茨堡 - 兰道自由能密度描述。晶格离子由以准能量特征值为特征的量子谐波振荡器建模。该公式被证明可以预测动态casimir效应,因为离子晶格声子的零点能由重力波调节。还表明,对于库珀对密度而言,对引力波的响应要比离子晶状体要少得多。这预测了“电荷分离效应”,可用于检测引力波的通过。

The response of a superconductor to a gravitational wave is shown to obey a London-like constituent equation. The Cooper pairs are described by the Ginzburg-Landau free energy density embedded in curved spacetime. The lattice ions are modeled by quantum harmonic oscillators characterized by quasi-energy eigenvalues. This formulation is shown to predict a dynamical Casimir effect since the zero-point energy of the ionic lattice phonons is modulated by the gravitational wave. It is also shown that the response to a gravitational wave is far less for the Cooper pair density than for the ionic lattice. This predicts a "charge separation effect" which can be used to detect the passage of a gravitational wave.

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