Observation of two-magnon bound states in the two-leg ladders of (Ca,La)(14)Cu(24)O(41).
Windt M, Grüninger M, Nunner T, Knetter C, Schmidt KP, Uhrig GS, Kopp T, Freimuth A, Ammerahl U, Büchner B, Revcolevschi A.
Windt M, et al. Among authors: uhrig gs.
Phys Rev Lett. 2001 Sep 17;87(12):127002. doi: 10.1103/PhysRevLett.87.127002. Epub 2001 Aug 28.
Phys Rev Lett. 2001.
PMID: 11580541