S. Saha

The spin $- 1/2$ chain with ferromagnetic exchange $J_{1} < 0$ between first neighbors and antiferromagnetic $J_{2} > 0$ between second neighbors supports two spin-Peierls (SP) instabili…

Spin Peierls transition of J1​−J2​ and extended models with ferromagnetic J1​.Sublattice dimerization and thermodynamics of zigzag chains in β-TeVO4​

Spin Peierls transition of $J_{1} - J_{2}$ and extended models with ferromagnetic $J_{1}$ .Sublattice dimerization and thermodynamics of zigzag chains in $β$ -TeVO $_{4}$