RUS  ENG
Full version
PEOPLE

Achasov Nikolai Nikolaevich

Publications in Math-Net.Ru

  1. Estimates of absolute branching fractions for the $f_0(1710)$ decays and radiative transitions $\psi(2S)\to\gamma f_0(1710)$ and $\Upsilon(1S)\to\gamma f_0(1710)$

    Pis'ma v Zh. Èksper. Teoret. Fiz., 118:6 (2023),  387–388
  2. Strong isospin symmetry breaking in light scalar meson production

    UFN, 189:1 (2019),  3–32
  3. Isotopic symmetry breaking in the $\eta(1405)\to f_0 (980)\pi^0\to\pi^+\pi^-\pi^0$. Decay through a $K\bar K$ Loop diagram and the role of anomalous Landau thresholds

    Pis'ma v Zh. Èksper. Teoret. Fiz., 107:5 (2018),  292–297
  4. Investigation of the $f_2(1270)$ and $a_2(1320)$ resonances in $\gamma^*(Q^2)\gamma$ collisions

    Pis'ma v Zh. Èksper. Teoret. Fiz., 102:9 (2015),  655–659
  5. How learn the branching ratio $X(3872) \to D^{*0}\bar D^0 + \text{c.c.}$

    Pis'ma v Zh. Èksper. Teoret. Fiz., 100:4 (2014),  252–255
  6. Quantum field theory and the new phase of studies of hadron production mechanisms caused by high level of accuracy of experiments

    Pis'ma v Zh. Èksper. Teoret. Fiz., 97:8 (2013),  566–573
  7. Pion form factor in the range $-10\leq s\leq1$ GeV$^2$

    Pis'ma v Zh. Èksper. Teoret. Fiz., 96:9 (2012),  627–631
  8. $f_ 0(980)$ and $a_0(980)$ resonances near the thresholds of the $\gamma\gamma\to K^+K^-$ and $\gamma\gamma\to K^0\bar K^0$ reactions

    Pis'ma v Zh. Èksper. Teoret. Fiz., 96:8 (2012),  543–545
  9. The $Z\to c\bar c\to\gamma\gamma^*$, $Z\to b\bar b\to\gamma\gamma^*$ triangle diagrams and the $Z\to\gamma\psi$, $Z\to\gamma\Upsilon$ decays

    TMF, 170:1 (2012),  49–61
  10. $\eta(1475)$ and $f_1(1420)$ resonances in the decay processes $J/\psi\to\gamma(\rho\rho,\gamma\rho^0,\gamma\phi)$ and in $\gamma\gamma^*$ collisions

    Pis'ma v Zh. Èksper. Teoret. Fiz., 94:1 (2011),  13–18
  11. Light scalar mesons in photon–photon collisions

    UFN, 181:8 (2011),  827–857
  12. Mechanism of the production of the a0(980) resonance in the γγ → π0η reaction

    Pis'ma v Zh. Èksper. Teoret. Fiz., 92:1 (2010),  3–8
  13. Generalized Hidden Local Symmetry Model confronts the decay $\tau^-\to\pi^+\pi^-\pi^-\nu_\tau$

    Pis'ma v Zh. Èksper. Teoret. Fiz., 91:11 (2010),  611–614
  14. On the high-statistics investigation of the $a_0(980)$ resonance in the $\gamma\gamma\to\pi^0\eta$ reaction

    Pis'ma v Zh. Èksper. Teoret. Fiz., 90:5 (2009),  355–360
  15. Lightest scalar resonances and the dynamics of the $\gamma\gamma\to\pi\pi$ reactions

    Pis'ma v Zh. Èksper. Teoret. Fiz., 88:5 (2008),  345–350
  16. Reaction $e^+e^-\to\pi^+\pi^-\pi^+\pi^-$ at energies $\sqrt s\le1$ GeV

    Pis'ma v Zh. Èksper. Teoret. Fiz., 88:1 (2008),  3–6
  17. $a^0_0(980)-f_0(980)$ Mixing and Spin Asymmetry in the $\pi^-p\to\eta\pi^0n$ Reaction

    Pis'ma v Zh. Èksper. Teoret. Fiz., 79:12 (2004),  724–728
  18. The evaluation of the branching ratios of the decays $\phi(1020)\to2\pi^+2\pi^-\pi^0$, $\pi^+\pi^-3\pi^0$

    Pis'ma v Zh. Èksper. Teoret. Fiz., 79:1 (2004),  16–18
  19. Contribution of the $\mathbf{\pi^0\gamma}$ and $\mathbf{\eta\gamma}$ intermediate states to the vacuum polarization and the muon anomalous magnetic moment

    Pis'ma v Zh. Èksper. Teoret. Fiz., 75:11 (2002),  643–645
  20. On the nature of the a0(980) and f0(980) scalar mesons

    UFN, 168:11 (1998),  1257–1261
  21. Summary of the search for four-quark states in $\gamma\gamma$ collisions

    UFN, 161:6 (1991),  53–108
  22. The problem of scalar mesons

    UFN, 142:3 (1984),  361–393
  23. A formal dynamic model of unitary symmetry

    Dokl. Akad. Nauk SSSR, 162:1 (1965),  43–45


© Steklov Math. Inst. of RAS, 2025