3 papers
cond-mat.mes-hall2026
Quartic energy band engineering in artificial semiconductor honeycomb lattices
Emre Okcu, Emre Mesudiyeli, Hâldun Sevinçli +1
Artificially engineered lattices provide a flexible platform for reproducing and extending the electronic behavior of atomic-scale materials. Artificial graphene systems, in partic…
cond-mat.mes-hall2025
Nagaoka ferromagnetism in semiconductor artificial graphene
Gökhan Ãztarhan, PaweÅ Potasz, A. D. Güçlü
We present the emergence of Nagaoka ferromagnetism in semiconductor-based artificial graphene with realistic Coulomb interaction using high-precision variational and diffusion Mont…
cond-mat.mes-hall2025
Quantum Monte Carlo study of artificial triangular graphene quantum dots
E. Bulut Kul, Gökhan Ãztarhan, M. N. Ãınar +1
We investigate the magnetic phases of triangular graphene quantum dots (TGQDs) with zigzag edges using variational and quantum Monte Carlo methods. These systems serve as quantum s…