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19962026
most citedDirect Measurement of the Exciton Binding Energy and Effective Masses for Charge carriers in an Organic-Inorganic Tri-halide Perovskite

2.1k citations

Showing 2023 · cond-mat.mtrl-sciShow all

5 papers · 2 filters

cond-mat.mtrl-sci2023★ 14 cited

Electronic band structure of Sb2Te3

I. Mohelsky, J. Wyzula, F. Le Mardele +11

Here we report on Landau level spectroscopy of an epitaxially grown thin film of the topological insulator Sb2Te3, complemented by ellipsometry and magneto-transport measurements.…

cond-mat.mtrl-sci2023★ 2 cited

High-field immiscibility of electrons belonging to adjacent twinned bismuth crystals

Yuhao Ye, Akiyoshi Yamada, Yuto Kinoshita +16

Bulk bismuth has a complex Landau spectrum. The small effective masses and the large g-factors are anisotropic. The chemical potential drifts at high magnetic fields. Moreover, twi…

cond-mat.mtrl-sci2023★ 43 cited

Efficient adiabatic demagnetization refrigeration to below 50 mK with UHV compatible Ytterbium diphosphates YbPO (Na, K)

U. Arjun, K. M. Ranjith, A. Jesche +3

Attaining milli-Kelvin temperatures is often a prerequisite for the study of novel quantum phenomena and the operation of quantum devices. Adiabatic demagnetization refrigeration (…

cond-mat.mtrl-sci2023★ 10 cited

Evidence of 3D Dirac conical bands in TlBiSSe by optical and magneto-optical spectroscopy

F. Le Mardelé, J. Wyzula, I. Mohelsky +15

TlBiSSe is a rare realization of a 3D semimetal with a conically dispersing band that has an optical response which is well isolated from other contributions in a broad range of ph…

cond-mat.mtrl-sci2023★ 38 cited

EuCdAs: a magnetic semiconductor

D. Santos-Cottin, I. Mohelský, J. Wyzula +18

EuCdAs is now widely accepted as a topological semimetal in which a Weyl phase is induced by an external magnetic field. We challenge this view through firm experimental ev…