From negative to positive cosmological constant through decreasing temperature of the Universe: connection with string theory and spacetime foliation results
该论文提出一种结合弦理论与渐近安全量子引力的修正热重整化群方案,通过引入与紧致化时间维度半径相关的无量纲温度参数,在重整化群标度演化过程中实现了宇宙学常数从弦理论预测的负值向观测所需的正值转变。