Fingerprints of field-induced Berezinskii–Kosterlitz–Thouless transition in Cu[C6H2(COO)4][C2H5NH3]2 – A quasi-two-dimensional S = 1/2 antiferromagnet on rectangular lattice
Enhancing fidelity in teleportation of a two-qubit state via a quantum communication channel formed by spin-1/2 Ising-Heisenberg trimer chains due to a magnetic field