Wang S., Huang Z., Wen W., Ma W., Wang H., Schippers S., Wu Z., Kozhedub Y.S., Kaygorodov M., Volotka A., Wang K., Zhang C., Chen C., Liu C., Huang H., Shao L., Mao L., Ma X., Li J., Tang M., Yan K., Zhou Y., Yuan Y., Yang J., Zhang S., Ma X., Zhu L. Determination of the 2s22p5-2s2p6 transition energy in fluorine-like nickel utilizing a low-lying dielectronic resonance. Physical Review A. 2022. Vol. 106. No. 4. pp. 042808.
Hofbrucker J., Ramakrishna S., Volotka A., Fritzsche S. Polarization effects in the total rate of biharmonic ?+3? ionization of atoms. Physical Review A. 2022. Vol. 106. No. 1. pp. 013118.
Fan J., Hofbrucker J., Volotka A., Fritzsche S. Relativistic calculations of two-color two-photon K-shell ionization. The European Physical journal D. 2022. Vol. 76. No. 2. pp. 18.
Volotka A., Samoilenko D., Fritzsche S., Serbo V., Surzhykov A. Polarization of Photons Scattered by Ultra-Relativistic Ion Beams. Annalen der Physik (Berlin). 2022. Vol. 534. No. 3. pp. 2100252.
Soguel R., Volotka A., Fritzsche S. QED approach to valence-hole excitation in closed-shell systems. Physical Review A. 2022. Vol. 106. No. 1. pp. 012802.
Middents W., Weber G., Spillmann U., Krings T., Vockert M., Volotka A., Surzhykov A., Stohlker T. Possible Polarization Measurements in Elastic Scattering at the Gamma Factory Utilizing a 2D Sensitive Strip Detector as Dedicated Compton Polarimeter. Annalen der Physik (Berlin). 2022. Vol. 534. No. 3. pp. 2100285.
Sommerfeldt J., Yerokhin V., Muller R., Zaytsev V.A., Volotka A., Surzhykov A. Calculations of Delbruck scattering to all orders in alpha Z. Physical Review A. 2022. Vol. 105. No. 2. pp. 022804.
Serbo V.G., Surzhykov A., Volotka A. Resonant Scattering of Plane-Wave and Twisted Photons at the Gamma Factory. Annalen der Physik (Berlin). 2022. Vol. 534. No. 3. pp. 2100199.
Soguel R., Volotka A., Glazov D.A., Fritzsche S. Many-electron QED with redefined vacuum approach. Symmetry. 2021. Vol. 13. No. 6. pp. 1014.
Volotka A., Hofbrucker J., Fritzsche S. Steering of circular dichroism in biharmonic ionization of atoms. Physical Review A. 2021. Vol. 104. No. 3. pp. L031103.
Soguel R., Volotka A., Tryapitsyna E., Glazov D.A., Kosheleva V., Fritzsche S. Redefined vacuum approach and gauge-invariant subsets in two-photon-exchange diagrams for a closed-shell system with a valence electron. Physical Review A. 2021. Vol. 103. No. 4. pp. 042818.
Hofbrucker J., Boning B., Volotka A., Fritzsche S. Elliptical dichroism in biharmonic ionization of atoms. Physical Review A. 2021. Vol. 104. No. 1. pp. 013102.
Liu X., Zhou X., Wen W., Lu Q., Yan C.L., Xu G.Q., Xiao J., Volotka A., Kozhedub Y.S., Kaygorodov M., Huang Z., Ma W., Wang S., Ma X. Precision measurements of the 2P1/2-2P3/2 fine-structure splitting in B-like S11+ and Cl12+. Physical Review A. 2021. Vol. 104. No. 6. pp. 062804.
Hofbrucker J., Volotka A.V., Fritzsche S. Breakdown of the electric dipole approximation at Cooper minima in direct two-photon ionisation. Scientific Reports. 2020. Vol. 10. No. 1. pp. 3617.
Hofbrucker J., Eiri L., Volotka A., Fritzsche S. Photoelectron Angular Distributions of Nonresonant Two-Photon Atomic Ionization Near Nonlinear Cooper Minima. Atoms. 2020. Vol. 8. No. 3. pp. 54.
Volotka A.V., Surzhykov A., Fritzsche S. Rayleigh scattering of linearly polarized light: Scenario of the complete experiment. Physical Review A. 2020. Vol. 102. No. 4. pp. 042814.
O'Neil G., Sanders S., Szypryt P., Dipti ., Gall A., Yang Y., Brewer S.M., Doriese R., Fowler J., Naing A., Swetz D., Tan J., Ullom J., Volotka A.V., Takacs E., Ralchenko Y. Measurement of the 2P_1/2 - 2P_3/2 fine-structure splitting in fluorinelike Kr, W, Re, Os, and Ir. Physical Review A. 2020. Vol. 102. No. 3. pp. 032803.
Hofbrucker J., Volotka A.V., Szlachetko J., Fritzsche S. Enhanced polarization transfer to the characteristic L alpha x-ray lines near the nonlinear Cooper minimum of two-photon ionization. Physical Review A. 2020. Vol. 102. No. 4. pp. 042807.
Lu Q., Yan C.L., Xu G.Q., Fu N., Yang Y., Zou Y., Volotka A.V., Xiao J., Nakamura N., Hutton R. Direct measurements for the fine-structure splitting of S VIII and Cl IX. Physical Review A. 2020. Vol. 102. No. 4. pp. 042817.
Sommerfeldt J., Mueller R.A., Volotka A.V., Fritzsche S., Surzhykov A. Vacuum polarization and finite-nuclear-size effects in the two-photon decay of hydrogenlike ions. Physical Review A. 2020. Vol. 102. No. 4. pp. 042811.
Kosheleva V., Volotka A.V., Glazov D.A., Fritzsche S. Many-electron effects in the hyperfine splitting of lithiumlike ions. Physical Review Research. 2020. Vol. 2. No. 1. pp. 013364.
Samoilenko D., Volotka A., Fritzsche S. Elastic photon scattering on hydrogenic atoms near resonances. Atoms. 2020. Vol. 8. No. 2. pp. 12.