EPR on La1-xCaxMnO3-y
EPR linewidth - interaction between spins
Isotope effect in EPR linewidth: results from Jahn-Teller effect
From: A. Shengelaya, Guo-meng Zhao, H. Keller, and K. A. Müller, "
EPR Evidence of Jahn-Teller Polaron Formation in La1-xCaxMnO3-y"
Phys. Rev. Letters, 77, 5296 (1996)