NMC and the Fine-Tuning Problem on the Brane

Table 1

Braneworld inflationary parameters	𝜆	𝑛𝑠	𝑟	𝑑𝑛𝑠𝑑𝑙𝑛𝑘
𝑁=50	≃2.57×10^−15	0.940	0.315	−0.00116
𝑁=60	≃1.49×10^−15	0.950	0.263	−0.000815
𝑁=80	≃6.37×10^−16	0.962	0.198	−0.000461
𝑁=100	≃3.28×10^−16	0.970	0.158	−0.000296
Combination of Planck + WP data		0.9603±0.0073	𝑟<0.11	−0.0134±0.0090