Курепин Алексей Борисович 01.05.1936 кандидатская – 29.06.1964, докторская – 23.02.1973, засл. деят. науки _ 30.04.1999 главный научный сотрудник
Индекс цитируемости 10620 (2014-2019), h index = 67 Web of Science
Тема № 15.4 Физика атомного ядра, динамика ядерных и фотоядерных реакций, физика радионуклидов и тяжёлых ионов
Статьи в реферируемых журналах:
2019 1.Probing dense baryon-rich matter with virtual photons HADES Collaboration (J. Adamczewski-Musch (Darmstadt, GSI) et al.). 2019. 6 pp. Published in Nature Phys. 15 (2019) no.10, 1040-1045 36.203
2. 3?Hand 3??H? lifetime measurement in Pb-Pb collisions at sNN???v=5.02 TeV via two-body decay ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B797 (2019) 134905 1.248
3. Measurement of ?(1S) elliptic flow at forward rapidity in Pb-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev.Lett. 123 (2019) no.19, 192301 2.768
4. Multiplicity dependence of light (anti-)nuclei production in p-Pb collisions at sNN???v= 5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Jun 7, 2019. 13 pp. Published in Phys.Lett. B800 (2019) 135043 1.248
5. Measurement of the inclusive isolated photon production cross section in pp collisions at sv =7 TeV. ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Eur.Phys.J. C79 (2019) no.11, 896 1.453
6. Inclusive J/? production at mid-rapidity in pp collisions at sv = 5.02 TeVInclusive J/? production at mid-rapidity in pp collisions at sv = 5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1910 (2019) 084 1.750
7. Study of the ?-? interaction with femtoscopy correlations in pp and p-Pb collisions at the LHC ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B797 (2019) 134822 1.248
8. Charged-particle production as a function of multiplicity and transverse spherocity in pp collisions at sv=5.02 and 13 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Eur.Phys.J. C79 (2019) no.10, 857 1.453
9. Production of muons from heavy-flavour hadron decays in pp collisions at sv = 5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1909 (2019) 008 1.750
10. Measurement of charged jet cross section in pp collisions at sv=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. D100 (2019) no.9, 092004 1.310
11. Measurement of the production of charm jets tagged with D0 mesons in pp collisions at sv=7 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1908 (2019) 133 1.750
12. Measurement of jet radial profiles in Pb–Pb collisions at sNN???v= 2.76 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B796 (2019) 204-219 1.248
13. First Observation of an Attractive Interaction between a Proton and a Cascade Baryon ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev.Lett. 123 (2019) no.11, 112002 2.768
14. Coherent J/? photoproduction at forward rapidity in ultra-peripheral Pb-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B798 (2019) 134926 1.248
15. Some proposed fixed target experiments with the LHC beams AFTER@LHC study group (Nataliya Topilskaya et al.). Published in EPJ Web Conf. 204 (2019) 03002 0.8
16. One-dimensional charged kaon femtoscopy in p-Pb collisions at sNN???v = 5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C100 (2019) no.2, 024002 0.940
17. Investigations of Anisotropic Flow Using Multiparticle Azimuthal Correlations in pp, p-Pb, Xe-Xe, and Pb-Pb Collisions at the LHC ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev.Lett. 123 (2019) no.14, 142301 2.768
18. Multiplicity dependence of (anti-)deuteron production in pp collisions at sv= 7 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B794 (2019) 50-63 1.248
19. Calibration of the photon spectrometer PHOS of the ALICE experiment ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JINST 14 (2019) no.05, P05025 0.410
20. Ultra-peripheral-collision studies in the fixed-target mode with the proton and lead LHC beams Nodoka Yamanaka (Orsay, IPN) et al.. Published in PoS HardProbes2018 (2019) 184 0.8
21. High-luminosity fixed-target experiments at the LHC Cynthia Hadjidakis (Orsay, IPN) et al. Published in PoS HardProbes2018 (2019) 041 0.8
22. Time-Like Baryon Transitions studies with HADES HADES Collaboration (B. Ramstein (Orsay, IPN) et al.). Published in EPJ Web Conf. 199 (2019) 01008 0.8
23. Measurement of D0 , D+ , D?+ and D+s production in pp collisions at sv = 5.02 TeV with ALICE ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Eur.Phys.J. C79 (2019) no.5, 388 1.453
24. Determination of centrality in nucleus-nucleus collisions at the MPD/NICA installation A. Kurepin (Moscow, INR), A. Litvinenko, E. Litvinenko (Dubna, JINR). Published in EPJ Web Conf. 204 (2019) 03014 0.8
25. Event-shape and multiplicity dependence of freeze-out radii in pp collisions at sv = 7 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1909 (2019) 108 1.750
26. Probing the high-x content of the nuclei in the fixed-target mode at the LHC Aleksander Kusina (Cracow, INP) et al.. Published in PoS HardProbes2018 (2019) 110 0.8
27. Real-time data processing in the ALICE High Level Trigger at the LHC ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Comput.Phys.Commun. 242 (2019) 25-48 0.8
28. Sub-threshold production of K0s mesons and ? hyperons in Au+Au collisions at sNN????v = 2.4 GeV HADES Collaboration (J. Adamczewski-Musch (Darmstadt, GSI) et al.). Published in Phys.Lett. B793 (2019) 457-463 7.492
29. Strong absorption of hadrons with hidden and open strangeness in nuclear matter HADES Collaboration (J. Adamczewski-Musch (Darmstadt, GSI) et al.). Published in Phys.Rev.Lett. 123 (2019) no.2, 022002 16.609
30. Charged-particle pseudorapidity density at mid-rapidity in p-Pb collisions at sNN???v = 8.16 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Eur.Phys.J. C79 (2019) no.4, 307 1.453
31. Study of J/? azimuthal anisotropy at forward rapidity in Pb-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1902 (2019) 012 1.750
32. Jet fragmentation transverse momentum measurements from di-hadron correlations in sv = 7 TeV pp and sNN???v = 5.02 TeV p-Pb collisions ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1903 (2019) 169 1.750
33. Identical pion intensity interferometry in central Au + Au collisions at 1.23 A GeV HADES Collaboration (J. Adamczewski-Musch (Darmstadt, GSI) et al.). Published in Phys.Lett. B795 (2019) 446-451 7.492
34. ?+c production in Pb-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B793 (2019) 212-223 1.248
35. Event-shape engineering for the D-meson elliptic flow in mid-central Pb-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1902 (2019) 150 1.750
36. A fixed-target programme at the LHC for heavy-ion, hadron, spin and astroparticle physics: AFTER@LHC AFTER@LHC study Collaboration (D. Kikola (Warsaw U. of Tech.) et al.). Published in Nucl.Phys. A982 (2019) 971-974 4.389
37. Measuring K0S K± interactions using pp collisions at sv=7 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B790 (2019) 22-34 1.248
38. Charged jet cross section and fragmentation in proton-proton collisions at sv =7 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. D99 (2019) no.1, 012016 1.310
39. Energy dependence of exclusive J/? photoproduction off protons in ultra-peripheral p–Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Eur.Phys.J. C79 (2019) no.5, 402 1.453
40. Measurements of ?± , K± and proton double differential yields from the surface of the T2K replica target for incoming 31 GeV/c protons with the NA61/SHINE spectrometer at the CERN SPS NA61/SHINE Collaboration (N. Abgrall (Geneva U.) et al.). Published in Eur.Phys.J. C79 (2019) no.2, 100 8.717
41. Multiplicity dependence of light-flavor hadron production in pp collisions at sv = 7 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C99 (2019) no.2, 024906 1.879
42. Medium modification of the shape of small-radius jets in central Pb-Pb collisions at sNN???v=2.76TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1810 (2018) 139 1.750
43.Measurement of dielectron production in central Pb-Pb collisions at sNN???v = 2.76 TeVALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C99 (2019) no.2, 024002 0.940
44. p-p, p-? and ?-? correlations studied via femtoscopy in pp reactions at sv = 7 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C99 (2019) no.2, 024001 0.940
45. Analysis of the apparent nuclear modification in peripheral Pb–Pb collisions at 5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B793 (2019) 420-432 1.248
46. Production of the ?(770)0 meson in pp and Pb-Pb collisions at sNN???v = 2.76 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C99 (2019) no.6, 064901 0.940
47.Anisotropic flow of identified particles in Pb-Pb collisions at svNN=5.02 TeV ALICE Collaboration (S. Acharya et al.). Published in JHEP 1809 (2018) 006 1.750
48. Azimuthal Anisotropy of Heavy-Flavor Decay Electrons in p-Pb Collisions at sNN???v = 5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev.Lett. 122 (2019) no.7, 072301 2.768
49. Suppression of ?(1520) resonance production in central Pb-Pb collisions at sNN???v = 2.76 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C99 (2019) 024905 0.940
50. ? suppression at forward rapidity in Pb-Pb collisions at sNN???v = 5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B790 (2019) 89-101 1.248
51.Transverse momentum spectra and nuclear modification factors of charged particles in Xe-Xe collisions at sNN???v= 5.44 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) Published in Phys.Lett. B788 (2019) 166-179 1.248
52. Direct photon elliptic flow in Pb-Pb collisions at sNN???v =2.76 TeVALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B789 (2019) 308-322 1.248
53. Dielectron and heavy-quark production in inelastic and high-multiplicity proton–proton collisions at sNN????v= 13 TeVALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) Published in Phys.Lett. B788 (2019) 505-518 1.248
54. Two particle differential transverse momentum and number density correlations in p-Pb and Pb-Pb at the LHC ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C100 (2019) no.4, 044903 0.940
55. Centrality and pseudorapidity dependence of the charged-particle multiplicity density in Xe–Xe collisions at sNN???v =5.44 TeVALICE Collaboration Published in Phys.Lett. B790 (2019) 35-48 1.248
56. Direct photon production at low transverse momentum in proton-proton collisions at sv=2.76 and 8 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C99 (2019) no.2, 024912 0.940
57. Relative particle yield fluctuations in Pb-Pb collisions at sNN 2.76 TeV, ALICE Collaboration Eur.Phys.J. C79 (2019) no.3,236 1.453
Итого за 2019 г. ПРНД = 141.003
2018
1. Medium modification of the shape of small-radius jets in central Pb-Pb collisions at sNN???v=2.76TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1810 (2018) 139 1.750
2. Measurements of total production cross sections for ?++C, ?++Al, K++C, and K++Al at 60 GeV/c and ?++C and ?++Al at 31 GeV/c NA61/SHINE Collaboration (A. Aduszkiewicz (Warsaw U.) et al.). Published in Phys.Rev. D98 (2018) no.5, 052001 7.862
3. Anisotropic flow of identified particles in Pb-Pb collisions at svNN=5.02 TeV ALICE Collaboration (S. Acharya et al.). Published in JHEP 1809 (2018) 006 1.750
4. Measurements of low-pT electrons from semileptonic heavy-flavour hadron decays at mid-rapidity in pp and Pb-Pb collisions at sNN???v=2.76 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1810 (2018) 061 1.750
5. Inclusive J/? production at forward and backward rapidity in p-Pb collisions at sNN???v = 8.16 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1807 (2018) 160 1.750
6. Measurement of the inclusive J/ ? polarization at forward rapidity in pp collisions at sv=8 TeV ALICE Collaboration (S. Acharya et al.). Published in Eur.Phys.J. C78 (2018) no.7, 562 1.453
7. Inclusive J/? production in Xe–Xe collisions at sNN???v = 5.44 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B785 (2018) 419-428 1.248
8. Dielectron production in proton-proton collisions at sv=7 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1809 (2018) 064 1.750
9. Anisotropic flow in Xe-Xe collisions at sNN???v=5.44 TeV ALICE Collaboration (S. Acharya et al.). Published in Phys.Lett. B784 (2018) 82-95 1.248
10. Measurement of D0, D+, D?+ and D+s production in Pb-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (S. Acharya et al.). Published in JHEP 1810 (2018) 174 1.750
11. Phi-meson production at forward rapidity in Pb-Pb collisions at sNN???v=2.76 TeV ALICE Collaboration (S. Acharya et al.). Published in Eur.Phys.J. C78 (2018) no.7, 559 1.453
12. Energy dependence and fluctuations of anisotropic flow in Pb-Pb collisions at sNN???v=5.02 and 2.76 TeV ALICE Collaboration (S. Acharya et al.). Published in JHEP 1807 (2018) 103 1.750
13. Neutral pion and ? meson production at mid-rapidity in Pb-Pb collisions at sNN????v = 2.76 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C98 (2018) no.4, 044901 0.940
14. Azimuthally-differential pion femtoscopy relative to the third harmonic event plane in Pb-Pb collisions at sNN???v = 2.76 TeV ALICE Collaboration (S. Acharya et al.). Published in Phys.Lett. B785 (2018) 320-331 1.248
15. Transverse momentum spectra and nuclear modification factors of charged particles in pp, p-Pb and Pb-Pb collisions at the LHC ALICE Collaboration (S. Acharya et al.). Published in JHEP 1811 (2018) 013 1.750
16. Prompt and non-prompt J/? production and nuclear modification at mid-rapidity in p–Pb collisions at sNN????v=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Eur.Phys.J. C78 (2018) no.6, 466 1.453
17. Neutral pion and eta - meson production in p-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Eur.Phys.J. C78 (2018) no.8, 624 1.453
18. ?+c production in pp collisions at sv=7 TeV and in p-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in JHEP 1804 (2018) 108 1.750
19. Centrality determination of Au + Au collisions at 1.23A GeV with HADES HADES Collaboration (J. Adamczewski-Musch (Darmstadt, GSI) et al.). Published in Eur.Phys.J. A54 (2018) no.5, 85 4.466
20. Constraints on jet quenching in p-Pb collisions at sNN????v= 5.02 TeV measured by the event-activity dependence of semi-inclusive hadron-jet distributions ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B783 (2018) 95-113 1.248
21. First measurement of ?0c production in pp collisions at sv = 7 TeV ALICE Collaboration (S. Acharya et al.). Published in Phys.Lett. B781 (2018) 8-19 1.248
22. Physics perspectives with AFTER@LHC (A Fixed Target ExpeRiment at LHC) L. Massacrier (Orsay, IPN) et al.. Published in EPJ Web Conf. 171 (2018) 10001 0.8
23. Measurement of Z0-boson production at large rapidities in Pb-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (S. Acharya et al.). Published in Phys.Lett. B780 (2018) 372-383 1.248
24. ?0 production in proton nucleus collisions near threshold HADES Collaboration (J. Adamczewski-Musch (Darmstadt, GSI) et al.). Published in Phys.Lett. B781 (2018) 735-740 7.492
25. Longitudinal asymmetry and its effect on pseudorapidity distributions in Pb-Pb collisions at sNN????v = 2.76 TeV ALICE Collaboration (S. Acharya et al.). Published in Phys.Lett. B781 (2018) 20-32 1.248
26. Production of 4He and 4He?????? in Pb-Pb collisions at sNN???v = 2.76 TeV at the LHC ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Nucl.Phys. A971 (2018) 1-20 0.439
27. A facility for pion-induced nuclear reaction studies with HADES HADES Collaboration (J. Adamczewski-Musch (Darmstadt, GSI) et al.) Published in Eur.Phys.J. A53 (2017) no.9, 188 113 авт 4.466
28. Production of deuterons, tritons, 3He nuclei and their antinuclei in pp collisions at sv = 0.9, 2.76 and 7 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C97 (2018) no.2, 024615 0.940
29. Search for collectivity with azimuthal J/?-hadron correlations in high multiplicity p-Pb collisions at sNN???v = 5.02 and 8.16 TeV ALICE Collaboration (S. Acharya et al.). Published in Phys.Lett. B780 (2018) 7-20 1.248
30. Constraining the magnitude of the Chiral Magnetic Effect with Event Shape Engineering in Pb-Pb collisions at sNN???v = 2.76 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Lett. B777 (2018) 151-162 1.248
31. The ALICE Transition Radiation Detector: construction, operation, and performance ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Nucl.Instrum.Meth. A881 (2018) 88-127 0.430
32. Systematic studies of correlations between different order flow harmonics in Pb-Pb collisions at sNN???v = 2.76 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev. C97 (2018) no.2, 024906 0.940
33. ?0 and ? meson production in proton-proton collisions at sv=8 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Eur.Phys.J. C78 (2018) no.3, 263 1.453
34. D-meson azimuthal anisotropy in midcentral Pb-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (Shreyasi Acharya (Calcutta, VECC) et al.). Published in Phys.Rev.Lett. 120 (2018) no.10, 102301 2.768
35. J/? production as a function of charged-particle pseudorapidity density in p-Pb collisions at sNN???v=5.02 TeV ALICE Collaboration (D. Adamova (Rez, Nucl. Phys. Inst.) et al.). Published in Phys.Lett. B776 (2018) 91-104 1.248
36. Deep sub-threshold ? production in Au+Au collisions HADES Collaboration (J. Adamczewski-Musch (Darmstadt, GSI) et al.). Published in Phys.Lett. B778 (2018) 403-407 113 авт 7.492
37. First measurement of jet mass in Pb–Pb and p–Pb collisions at the LHC ALICE Collaboration (S. Acharya et al.). Published in Phys.Lett. B776 (2018) 249-264 1.248
38. Development of FARICH detector for particle identification system at accelerators D.A. Finogeev (Moscow, INR) et al.. Published in Phys.Part.Nucl. 49 (2018) no.1, 30-32, Fiz.Elem.Chast.Atom.Yadra 49 (2018) no.1, 18 авторов 3.294
Итого за 2018 г. ПРНД = 79.072
Список докладов на конференциях за 2018 г.
1). Н.С. Топильская и А.Б.Курепин, доклад “Proposed fixed target experiment at the LHC beams” The XXIV International BaldinSeminar on High Energy Physics Problems "Relativistic Nuclear Physics and Quantum Chromodynamics“, September 17-22, 2018 , JINR, Dubna, Russia.
ПРНД =7.5
2) А.Б.Курепин, А.Г.Литвиненко и Е.В.Литвиненко, доклад « Determination of centrality in nucleus-nucleus collisions on the MPD/NICA installation» The XXIV International BaldinSeminar on High Energy Physics Problems "Relativistic Nuclear Physics and Quantum Chromodynamics“, September 17-22, 2018 , JINR, Dubna, Russia. ПРНД =15