activity
20242026
collaborators

14 papers

cond-mat.mtrl-sci2026

Electrical Control of Altermagnetism in a Quasi-1D Magnet

Alberto M. Ruiz, Cuiju Yu, Diego López-Alcalá +3

Altermagnetism is a collinear magnetic state characterized by momentum-dependent spin splitting in fully compensated materials. While widely investigated in systems governed by thr…

cond-mat.mtrl-sci2026

Twist-engineering of a robust Quantum Spin Hall phase in -/flat bismuthene bilayer from first principles

Umberto Pelliccia, Alberto M. Ruiz, Diego López-Alcalá +3

Twist-engineering of topological phases in two-dimensional materials offers a powerful route to modulate electronic structure beyond conventional strain or chemical control. In par…

cond-mat.mtrl-sci2026

Emergent -wave altermagnetism in orthogonally twisted bilayer CrPS

Alberto M. Ruiz, Diego López-Alcalá, Rafael González-Hernández +1

Twistronics is a powerful strategy to engineer novel quantum states by controlling the relative orientation between layered materials. Here, we demonstrate that an orthogonally twi…

cond-mat.mtrl-sci2026

Intrinsic (non)-Gilbert damping in magnetic insulators calculated from a minimal model and \textit{ab initio} spin Hamiltonians

Andrei Shumilin, Diego López-Alcalá, Nassima Benchtaber +2

We present an analytically solvable minimal model for the relaxation of low-frequency magnons in magnetic insulators arising from magnon-phonon and magnon-magnon interactions. The…

cond-mat.mtrl-sci2026

Twist-induced altermagnetism in a metallic van der Waals antiferromagnet

Alberto M. Ruiz, Andrei Shumilin, Rafael González-Hernández +1

Altermagnetism -a magnetic state characterized by spin-polarized electronic bands at zero net magnetization- offers a promising route for next-generation spintronic devices. In two…

cond-mat.mtrl-sci2025

Chemical Engineering of Altermagnetism in Two-Dimensional Metal-Organic Frameworks

Diego López-Alcalá, Alberto M. Ruiz, Andrei Shumilin +1

Altermagnetism represents a novel class of collinear antiferromagnetism exhibiting non-relativistic spin splitting without net magnetization, driven by lattice symmetry rather than…