25 citations · 44 across the 8 of their papers we have counts for
10 papers
Layer-dependent Landé -factors of electrons, holes, and excitons in two-dimensional Ruddlesden-Popper lead halide perovskites
Nataliia E. Kopteva, Dmitri R. Yakovlev, Mikhail O. Nestoklon +9
Two-dimensional Ruddlesden-Popper lead halide perovskites provide a valuable platform for tailoring charge and spin properties through quantum confinement and reduced symmetry. Whi…
Coherent spin dynamics of electrons and holes photogenerated with large kinetic energy in lead halide perovskite crystals
Evgeny A. Zhukov, Dmitri R. Yakovlev, Erik Kirstein +4
The coherent spin dynamics of electrons and holes are studied in a FA0.9Cs0.1PbI2.8Br0.2 perovskite bulk crystal, using time-resolved Kerr ellipticity in a two-color pump-probe sch…
Effect of crystal symmetry of lead halide perovskites on the optical orientation of excitons
Nataliia E. Kopteva, Dmitri R. Yakovlev, Eyüp Yalcin +8
The great variety of lead halide perovskite semiconductors represents an outstanding platform for studying crystal symmetry effects on the spin-dependent properties. Access to them…
Spin-dependent exciton-exciton interactions in a mixed lead halide perovskite crystal
Stefan Grisard, Artur V. Trifonov, Thilo Hahn +6
We investigate the two-pulse photon echo response of excitons in the mixed lead halide perovskite crystal \sample in dependence on the excitation intensity and polarization of the…
Giant optical orientation of exciton spins in lead halide perovskite crystals
Natalia E. Kopteva, Dmitri R. Yakovlev, Eyüp Yalcin +11
Optical orientation of carrier spins by circularly polarized light is the basis of spin physics in semiconductors. Here, we demonstrate strong optical orientation of 85\%, approach…
Long-lived exciton coherence in mixed-halide perovskite crystals
Stefan Grisard, Artur V. Trifonov, Ivan A. Solovev +5
Compositional engineering of the optical properties of hybrid organic-inorganic lead halide perovskites is one of the cornerstones for the realization of efficient solar cells and…
Spin-Flip Raman Scattering on Electrons and Holes in Two-Dimensional (PEA)PbI Perovskites
C. Harkort, D. Kudlacik, N. E. Kopteva +6
The class of Ruddlesden-Popper type (PEA)PbI perovskites comprises two-dimensional (2D) structures whose optical properties are determined by excitons with a large binding…
Weak dispersion of exciton Landé factor with band gap energy in lead halide perovskites: Approximate compensation of the electron and hole dependences
N. E. Kopteva, D. R. Yakovlev, E. Kirstein +11
The photovoltaic and optoelectronic properties of lead halide perovskite semiconductors are controlled by excitons, so that investigation of their fundamental properties is of crit…
Evidencing the squeezed dark nuclear spin state in lead halide perovskites
E. Kirstein, D. S. Smirnov, E. A. Zhukov +6
Coherent many-body states are highly promising for robust and scalable quantum information processing. While far-reaching theoretical predictions have been made for various impleme…
Coherent Spin Dynamics of Electrons in Two-Dimensional (PEA)PbI Perovskites
Erik Kirstein, Evgeny A. Zhukov, Dmitri R. Yakovlev +6
The versatile potential of lead halide perovskites and two-dimensional materials is merged in the Ruddlesen-Popper perovskites having outstanding optical properties. Here, the cohe…