no code implementations • 23 Sep 2003 • G. A. Jorge, R. Stern, M. Jaime, N. Harrison, J. Bonca, S. El Shawish, C. D. Batista, H. A. Dabkowska, B. D. Gaulin
We report measurements of the specific heat of the quantum spin liquid system SrCu2(BO3)2 in continuous magnetic fields H of up to 33 T. The specific heat vs temperature at zero field shows an anomaly at 8 K, marking the opening of a gap in the spin singlet excitations.
Strongly Correlated Electrons