- Causa, MT;
- Dutrus, SM;
- Fainstein, C;
- Nieva, G;
- Sanchez, R;
- Steren, LB;
- Tovar, M;
- Zysler, R;
- Oseroff, SB;
- Vier, DC;
- Schultz, S;
- Fisk, Z;
- Smith, JL
We have measured the specific heat of GdxEu1-xBa2Cu3O7-δ (0 ≤ × ≤ 1). The data show a λ-type anomaly at high concentrations and a broad Schottky type anomaly at intermediate and low concentrations. We compare this behavior with theoretical predictions for a 2-dimensional Ising system. © 1988.