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1

On the radioactive shells in peculiar main sequence stars: the phenomenon of Przybylski's star.

Gopka, Vera F., Yushchenko, Alexander V., Shavrina, Angelina V., Mkrtichian, David E., Hatzes, Artie P., Andrievsky, Sergey M., Chernysheva, Larissa V.

Journal:

Proceedings of the International Astronomical Union

Year:

2004

Language:

english

File:

PDF, 153 KB

english, 2004

2

Identification of absorption lines of short half-life actinides in the spectrum of Przybylski’s star (HD 101065)

V. F. Gopka, A. V. Yushchenko, V. A. Yushchenko, I. V. Panov, Ch. Kim

Journal:

Kinematics and Physics of Celestial Bodies

Year:

2008

Language:

english

File:

PDF, 137 KB

english, 2008

3

Actinium Abundance in the Atmospheres of Three Red Supergiants in the Magellanic Clouds

Gopka, V. F., Shavrina, A. V., Yushchenko, V. A., Yushchenko, A. V., Pavlenko, Ya. V., Andrievsky, S. M., Vasileva, S. V., Kim, Ch., Jeong, Y., Lyubchik, Yu. P.

Journal:

Kinematics and Physics of Celestial Bodies

Year:

2018

Language:

english

File:

PDF, 813 KB

english, 2018

4

Atmospheric chemical composition of the halo star HD 221170 from a synthetic-spectrum analysis

V. F. Gopka, A. V. Yushchenko, T. V. Mishenina, Chulhee Kim, F. A. Musaev, A. V. Bondar’

Journal:

Astronomy Reports

Year:

2004

Language:

english

File:

PDF, 321 KB

english, 2004

5

Lithium and its isotopic ratio $^6{\rm Li}/^7{\rm Li}$ in the atmospheres of some sharp-lined roAp stars

Shavrina, A., Polosukhina, N., Khan, S., Pavlenko, Ya., Khalack, V., Wade, G.A., Quinet, P., Mikhailitska, N., Yushchenko, A., Gopka, V., Hatzes, A., Mkrtichian, D., Veles, A.

Journal:

Proceedings of the International Astronomical Union

Year:

2004

Language:

english

File:

PDF, 204 KB

english, 2004

6

Characteristic features of the spectrum of the unique roAp star HD 101065 near the 6708 Å lithium resonance doublet

A. V. Shavrina, N. S. Polosukhina, Ya. V. Pavlenko, A. V. Yushchenko, V. F. Gopka

Journal:

Astronomy Reports

Year:

2003

Language:

english

File:

PDF, 175 KB

english, 2003

7

THE CHEMICAL COMPOSITION OF ρ PUPPIS AND THE SIGNS OF ACCRETION IN THE ATMOSPHERES OF B–F-TYPE STARS

Yushchenko, Alexander V., Gopka, Vira F., Kang, Young-Woon, Kim, Chulhee, Lee, Byeong-Cheol, Yushchenko, Volodymyr A., Dorokhova, Tatyana N., Doikov, Dmytry N., Pikhitsa, Petro V., Hong, Kyeongsoo, Ki

Journal:

The Astronomical Journal

Year:

2015

Language:

english

File:

PDF, 3.28 MB

english, 2015

8

About the chemical composition of $\delta$ Scuti: the prototype of the class of pulsating variables

Yushchenko, A.V., Gopka, V.F., Kim, Chulhee, Musaev, F.A., Kang, Y.W.

Journal:

Proceedings of the International Astronomical Union

Year:

2004

Language:

english

File:

PDF, 145 KB

english, 2004

9

Chemical Composition and Differential Time-Series CCD Photometry of V2314 Ophiuchi: A New λ Bootis-Type Star

Kim, Chulhee, Yushchenko, A. V., Gopka, V. F., Dorokhova, T. N., Musaev, F. A., Kim, S.-L., Jeon, Y.-B., Ibrahimov, M., Tarasov, A. E.

Journal:

The Astronomical Journal

Year:

2007

Language:

english

File:

PDF, 348 KB

english, 2007

10

Effects of temperature on the bending strength and static cracking resistance in specimens of abrasive material

Vas Vas Popovich, V. S. Gopka, Z. Ya. Mushak

Journal:

Materials Science (Springer)

Year:

1991

Language:

english

File:

PDF, 200 KB

english, 1991

11

A hypothesis for explaining the origin of Przybylski’s star (HD 101065)

V. F. Gopka, O. M. Ul’yanov, S. M. Andrievskii

Journal:

Kinematics and Physics of Celestial Bodies

Year:

2008

Language:

english

File:

PDF, 106 KB

english, 2008

12

AIP Conference Proceedings [AIP THE 10TH INTERNATIONAL SYMPOSIUM ON ORIGIN OF MATTER AND EVOLUTION OF GALAXIES: OMEG—2010 - Osaka (Japan) (8–10 March 2010)] - The Nature of Magnetic Chemically Peculiar Stars Through the Prism of Inexplicable Facts

Gopka, Vera F., Ulyanov, Oleg M., Yushchenko, Alexander V., Shavrina, Angelina V., Andrievsky, Sergey M., Tanihara, Isao, Ong, Hooi Jin, Tamii, Atsushi, Kishimoto, Tadafumi, Kajino, Toshitaka, Kubono,

Year:

2010

Language:

english

File:

PDF, 453 KB

english, 2010

13

Peculiarities of the abundance of chemical elements in the atmosphere of PMMR23-red supergiant in the Small Magellanic Cloud due to interstellar gas accretion

Yushchenko, A. V., Gopka, V. F., Shavrina, A. V., Yushchenko, V. A., Vasileva, S. V., Andrievsky, S. M., Raikov, A. A., Kim, S., Rittipruk, P., Jeong, Y., Kang, Y.-W.

Journal:

Kinematics and Physics of Celestial Bodies

Year:

2017

Language:

english

File:

PDF, 574 KB

english, 2017

14

[AIP ORIGIN OF MATTER AND EVOLUTION OF GALAXIES: The 10th International Symposium on Origin of Matter and Evolution of Galaxies: From the Dawn of Universe to the Formation of Solar System - Sapporo (Japan) (4–7 December 2007)] AIP Conference Proceedings - Neutron Stars as a Source of the Short-Lived Nuclides in Ap-star Atmospheres

Gopka, Vera F., Ulyanov, Oleg M., Andrievsky, Sergey M., Suda, Takuma, Nozawa, Takaya, Ohnishi, Akira, Kato, Kiyoshi, Fujimoto, Masayuki Y., Kajino, Toshitaka, Kubono, Shigeru

Year:

2008

File:

PDF, 2.87 MB

2008

15

The chemical composition of δ Scuti

A. Yushchenko, V. Gopka, Chulhee Kim, F. Musaev, Y. W. Kang, V. Kovtyukh, C. Soubiran

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2005

Language:

english

File:

PDF, 293 KB

english, 2005

16

Abundances of rhenium and tellurium in procyon

Yushchenko, A. V., Gopka, V. F.

Journal:

Astronomical & Astrophysical Transactions

Year:

1996

Language:

english

File:

PDF, 201 KB

english, 1996

17

SIGNS OF ACCRETION IN THE ABUNDANCE PATTERNS OF THE COMPONENTS OF THE RS CVn-TYPE ECLIPSING BINARY STAR LX PERSEI

Kang, Young-Woon, Yushchenko, Alexander V., Hong, Kyeongsoo, Guinan, Edward F., Gopka, Vira F.

Journal:

The Astronomical Journal

Year:

2013

Language:

english

File:

PDF, 5.17 MB

english, 2013

18

HDÂ 153720Â â A SB2 system with twin metallic-line components

Yushchenko, A. V., Gopka, V. F., Khokhlova, V. L., Lambert, D. L., Kim, C., Kang, Y. W.

Journal:

Astronomy and Astrophysics

Year:

2004

File:

PDF, 150 KB

2004

19

On the thorium absorption lines in the visible spectra of supergiant stars in the magellanic clouds

V. F. Gopka, A. V. Shavrina…

Journal:

Bulletin of the Crimean Astrophysical Observatory

Year:

2013

Language:

english

File:

PDF, 232 KB

english, 2013

20

[AIP ORIGIN OF MATTER AND EVOLUTION OF GALAXIES: International Symposium on Origin of Matter and Evolution of Galaxies 2005: New Horizon of Nuclear Astrophysics and Cosmology - Tokyo (Japan) (8-11 November 2005)] AIP Conference Proceedings - Radioactive elements in stellar atmospheres

Year:

2006

Language:

english

File:

PDF, 131 KB

english, 2006

21

The Abundances of Chemical Elements in the Atmospheres of K-supergiants in the Small Magellanic Cloud and Arcturus

Gopka, Vera, Yushchenko, Alexander, Andrievsky, Sergey, Goriely, Stephane, Vasiléva, Svetlana, Kang, Young W.

Journal:

Proceedings of the International Astronomical Union

Year:

2005

Language:

english

File:

PDF, 90 KB

english, 2005

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