Unveiling excitons in two-dimensional -pnictogens

MR Guassi, R Besse, MJ Piotrowski, CR C. Rêgo… - Scientific Reports, 2024 - nature.com
In this paper, we investigate the optical, electronic, vibrational, and excitonic properties of
four two-dimensional β-pnictogen materials—nitrogenene, phosphorene, arsenene, and …

Dynamic polarization, quantum spectral function and effective mass for black phosphorous: Random phase approximation approach at finite temperature

E Rostampour, B Ghavami, SA Herrera… - Solid State …, 2024 - Elsevier
In this work, the finite-temperature dynamic polarization function of black phosphorus is
obtained using the random phase approximation (RPA) for the lower band of the …

Electrically tunable MoSe/WSe heterostructure-based quantum dot

K Sadecka, M Bieniek, PEF Junior, A Wójs… - arxiv preprint arxiv …, 2024 - arxiv.org
We describe here a theory of a quantum dot in an electrically tunable MoSe $ _2 $/WSe $ _2
$ heterostructure. Van der Waals heterostructures allow for tuning their electronic properties …

Valley-selective confinement of excitons in transition metal dichalcogenides with inhomogeneous magnetic fields

AJ Chaves, DR da Costa, FM Peeters… - arxiv preprint arxiv …, 2024 - arxiv.org
Magnetized ferromagnetic disks or wires support strong inhomogeneous fields in their
borders. Such magnetic fields create an effective potential, due to Zeeman and diamagnetic …

Interlayer excitons in double-layer transition metal dichalcogenides quantum dots

X Liu, Z Tao, W Luo, T Chakraborty - arxiv preprint arxiv:2408.07308, 2024 - arxiv.org
Various properties of interlayer excitons in double-layer transition metal dichalcogenides
quantum dots are analyzed using a low-energy effective Hamiltonian with Coulomb …

On estimating the rate of convergence of the initial integration method

CB Normurodov, BF Abduraximov… - AIP Conference …, 2024 - pubs.aip.org
In this article, the theorems that ensure the convergence of the method and the speed of
convergence are proved in the numerical modeling of the Orr-Sommerfeld equation …