Rare-earth tuning of magnetic entropy and interaction scales in K3Ln(PO4)2 (Ln=Yb,Gd) for adiabatic demagnetization refrigerationRemoveYonglin Wang, Chuandi Zhang, Jianglong Zhang, Zihang Gao, Ziqi Li, Feiran Shen, Lunhua He, Peijie Sun, Hao Deng, Junsen Xiang, and Wentao JinPhys. Rev. B 114, 214419 (2026)