Magnetic model for Ba_2Cu_3O_4Cl_2
J. Richter, A. Voigt, J. Schulenburg (1), N. B. Ivanov (2), and R., Hayn (3) ((1) University of Magdeburg, Germany; (2) Bulgarian Academy of, Sciences; (3) University of Dresden, Germany)
TL;DR
This paper investigates the magnetic properties of Ba_2Cu_3O_4Cl_2 using a Heisenberg model, revealing frustration effects caused by specific antiferromagnetic couplings between copper atoms.
Contribution
It introduces a detailed magnetic model for Ba_2Cu_3O_4Cl_2 considering multiple couplings and uncovers frustration phenomena due to these interactions.
Findings
Identification of frustration effects from J_AB coupling
Analysis of antiferromagnetic interactions among Cu atoms
Insights into magnetic behavior of Ba_2Cu_3O_4Cl_2
Abstract
Ba_2Cu_3O_4Cl_2 consists of two types of copper atoms, Cu(A) and Cu(B). We study the corresponding Heisenberg model with three antiferromagnetic couplings, J_AA, J_BB and J_AB. We find interesting frustration effects due to the coupling J_AB.
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