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Scientific Herald of Uzhhorod University. Series

Author

Ivan Haysak

Uzhhorod National University

88000, 3 Narodna Sq., Uzhhorod, Ukraine

ORCID: https://orcid.org/0000-0003-4643-187X

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Keywords: hydrogen atom, regular solution, singular solution, ordinary differential equation, indicial equation

On the singular solution of Schrödinger equation for the hydrogen atom

A.I. Haysak , Ivan Haysak

10.24144/2415-8038.2019.45.85-91

Suggested citation

A.I. Haysak, & Haysak, I. (2019).

On the singular solution of Schrödinger equation for the hydrogen atom

. Scientific Herald of Uzhhorod University. Series "Physics", (45), 85-91. 10.24144/2415-8038.2019.45.85-91
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  • Scientific Herald of Uzhhorod University. Series "Physics" - Issue 45, 2019
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Keywords: betatron, passage chamber, absolute chamber, target, calibration, intensity, x-ray, dose

Measurement of the absolute value of exposure dose on the betatron B-25

Ivan Haysak, V.O. Martyshychkin , R.M. Plekan , O.G. Okunev , M.T. Sabolchiy

10.24144/2415-8038.2017.42.196-201

Suggested citation

Haysak, I., V.O. Martyshychkin, R.M. Plekan, O.G. Okunev, & M.T. Sabolchiy (2017).

Measurement of the absolute value of exposure dose on the betatron B-25

. Scientific Herald of Uzhhorod University. Series "Physics", (42), 196-201. 10.24144/2415-8038.2017.42.196-201
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  • Scientific Herald of Uzhhorod University. Series "Physics" - Issue 42, 2017
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Keywords: dielectric spectra, ferroelectric, β and γ irradiation

Influence of the electron and gamma-irradiation on dielectric  properties of Sn2P2S6

A.A. Molnar , H.V. Vasylyeva , Ivan Haysak, M.T. Sabolchiy , I.M. Stoika , A.A. Grabar

10.24144/2415-8038.2016.40.13-17

Suggested citation

A.A. Molnar, H.V. Vasylyeva, Haysak, I., M.T. Sabolchiy, I.M. Stoika, & A.A. Grabar (2016).

Influence of the electron and gamma-irradiation on dielectric  properties of Sn2P2S6

. Scientific Herald of Uzhhorod University. Series "Physics", (40), 13-17. 10.24144/2415-8038.2016.40.13-17
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  • Scientific Herald of Uzhhorod University. Series "Physics" - Issue 40, 2016
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Keywords: positron, mixing configurations, autoionization states, boundary value problems, Jacobi relative variables, affinity energy

Interaction of positrons with hydrogenlike atomic systems in hyperspherical approach

М.І. Haysak , Ivan Haysak, M.Ya. Yevych , R.M. Yevych

Suggested citation

М.І. Haysak, Haysak, I., M.Ya. Yevych, & R.M. Yevych (2015).

Interaction of positrons with hydrogenlike atomic systems in hyperspherical approach

. Scientific Herald of Uzhhorod University. Series "Physics", (38), 38-44.
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  • Scientific Herald of Uzhhorod University. Series "Physics" - Issue 38, 2015
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Keywords: Phasotron accelerator, TJ02000321–V3 software, gamma spectra, radionuclides, γ-spectroscopy, accelerator-driven systems

Research of spallation reaction on plutonium target irradiated by protons with energy of 660 MeV

Anhelina Tanchak, Karel Katovsky, Ivan Haysak, Jindrich Adam, Robert Holomb

https://doi.org/10.54919/2415-8038.2022.52.36-45

Suggested citation

Tanchak, A., Katovsky, K., Haysak, I., Adam, J., & Holomb, R. (2022). Research of spallation reaction on plutonium target irradiated by protons with energy of 660 MeV. Scientific Herald of Uzhhorod University. Series "Physics", (52), 36-45. https://doi.org/10.54919/2415-8038.2022.52.36-45
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  • 22.12.2022
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  • Scientific Herald of Uzhhorod University. Series "Physics" - Issue 52, 2022