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Quantum spin dynamics of the transverse Ising model in two dimensions

✍ Scribed by João Florencio; Surajit Sen; Zhi-Xiong Cai

Publisher
Springer US
Year
1992
Tongue
English
Weight
209 KB
Volume
89
Category
Article
ISSN
0022-2291

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Dynamics of a transverse Ising model wit
Dynamics of a transverse Ising model with four-spin interactions
✍ J. Florencio Jr.; O.F. de Alcântara Bonfim; F.C. SáBarreto 📂 Article 📅 1997 🏛 Elsevier Science 🌐 English ⚖ 435 KB

We report the first study of the dynamics of a transverse Ising model with four-spin interactions. We consider finite chains of increasing size in order to determine the time-dependent correlation function as well as the longitudinal relaxation function of the infinite chain. Up to 8 exact and 5 app