Xugayev Avas Vasilevich

Dr. Avas Khugaev is a physicist who worked as a Leading Scientist and headed the Laboratory of Multiparticle Systems at the Institute of Nuclear Physics, Uzbek Academy of Sciences in Tashkent, Uzbekistan. He completed his undergraduate studies in theoretical astrophysics at Rostov-on-Don State University, Russia (1978–1983), and defended his PhD in nuclear physics in 1995. Over his career, he collaborated with various international institutions including Joint Institute for Nuclear Research (Dubna, Russia), CENBG (France), Yonsei and KAERI (South Korea), Aarhus University (Denmark), ECT (Italy), and IUCAA (India). He was invited for research stays and lectures in Germany, Bangladesh, and the United States, and was repeatedly awarded by DAAD, TWAS, NATO, and national science foundations for his contributions to theoretical and applied physics.

1. Ye.I. Ismatov, Sh.Kh. Djuraev, A.V. Khugaev, A.I. Ergashev, "Phenomenological theory of interaction for nucleons and nuclei", Monograph, Tashkent, FAN, 1994, 300 pages, (In Russian).
2. S.M. Bekbaev, G. Kim, A.V. Khugaev, "The- reaction on 1p - shell nuclei and Pauli principle", Ukrainian Journal of Physics, 1994, v.39., N3, p. 288 - 290.
3. Ye.I. Ismatov, G. Kim, D.E. Mannanov, A.V. Khugaev, "Structure of the ground state for A=13 nuclei with account 2p - shell", Uzbek Journal of Physics., 1995, N2, p. 33-36
4. Ye.I. Ismatov, A.V. Khugaev, "Use - function of Riemann for the calculation of form factors", Report of Uzbek Academy of Sciences, 1995, N3, p. 16 - 19
5. Ye.I. Ismatov, G. Kim, D.E. Mannanov, A.V. Khugaev, M.G. Karimov, "Structure of ground state of nuclei with A=13 for 2p - shell", Ukrainian Journal of Physics., 1995, v.40, N4, p. 279-285
6. Ye.I. Ismatov, Sh.Kh. Kendjebaev, D.E. Mannanov, A.V. Khugaev, "Evolution time of the nucleon spectrum in a residual excited nucleus and calculation of the nonlinear effects "Ukrainian Journal of Physics., 1995, v.40, N4, p. 273-279
7. Ye.I. Ismatov, G. Kim, A.V. Khugaev, "Translation - invariant shell model and the structure for A=13 nuclei with account 2p - shell", Ukrainian Journal of Physics., 1995, v.40, N11-12.
8. G. Kim, A.V. Khugaev, "The Sturm - Liouville methods and problem of quasi bound state in light nuclei." Bulletin of Russian Academy of Science, N5, 1996, p. 123-125.
9. G.Kim, A.V. Khugaev, "Structure of the C13 and N13 nuclei in the framework of translation - invariant shell Model and nucleons formfactors." Bulletin of Russian Academy of Science, N11, 1996, p. 107-117
10. Ye.I. Ismatov, Sh.Kh. Djuraev, Yu.N. Koblik, A.V. Khugaev, "Connection of elastic and inelastic exclusive diffraction on nucleons and nuclei", Ukrainian Journal of Physics, 1996, vol.41, N2, p.138 - 143.
11. A.V. Khugaev, G. Kim, "The calculation of matrix elements with various oscillator parameters", Bulletin of Russian Academy of Science, vol.61, N1, 1997, p.84-86.
12. Ye.I. Ismatov, G. Kim, A.V. Khugaev, "Nuclear halo investigation from elastic hadron – nuclear scattering at high energies", Ukrainian Journal of Physics, 1997, v.42, N3, p.268 - 269
13. F.A. Gareev, G. Kim, A.V. Khugaev, "Structure of A=13 nuclei and electron scattering", Physics of Atomic Nuclei, N12, 1997, p.1240 - 1248
14. Il-Tong Cheon, G. Kim, A.V. Khugaev," Overbarrier resonances as solution of set inhomogeneous Schrödinger equations", "Progress of Theoretical Physics", Japan, 1998, v.100, No 2., pp.327-338
15. G. Kim, A.V. Khugaev, Il-Tong Cheon, "Glauber calculation of elastic proton - nucleus scattering", Journal of Physical Society of Japan, 1998, vol.67, No 8, p.2568
16. Khugaev A.V., Koblik Yu.N., Mktrchyan G.A., Poliak Yu.V.,Ulanov V.G., Yuldashev B.S., Yakushev V.P., "Mathematical simulations of three-dimension positron-emission tomographic images", Journal of calculation mathematics, Uzbek Academy of Science, v.107, 2000, p.41-50.
17. Khugaev A.V., Koblik Yu.N., Mktrchyan G.A., Poliak Yu.V.,Ulanov V.G., Yuldashev B.S., Yakushev V.P., "About some generalization of calculation algorithms of three-dimension positron-emission tomographic pictures", Journal of calculation mathematics, Uzbek Academy of Science, v.108, 2000, p.43-48.
18. S.V. Artemov, G.D. Radyuk and A.V. Khugaev, "The possible spectroscopy and mechanism of dibaryon formation", Bulletin of Russian Academy of Science, v.66, No 1, 2002, p.36-39.
19. U.A. Mofiz and A.V. Khugaev," Schrödinger equation in Anti – de Sitter metric", BU Journal on Physics (on line), vol.1, No 1, 2004, Department of Mathematics and Natural Science BRAC University, 66 Mohakhali C/A,Dhaka-1212, Bangladesh
20. Khugaev A.V. and B.J. Ahmedov, "Remarks on Papapetrou class of vacuum solutions of Einstein Equations", Int.J. Mod.Phys.D., vol. 13, No 9, 2004, p.1823-1830
21. B.J. Ahmedov, A.V. Khugaev and N. Rakhmatov, "Electromagnetic Fields of Charged and Magnetized Conductors in NUT space", Int.J. Mod.Phys.D., vol. 14, Nos 3,4, 2005, p.687-695
22. V.P. Pikul,U.Yu. Jovliev, Yu.N. Koblik, A.V. Khugaev, A.I. Muminov, A.K. Nasirov, K.V. Pavliy and B.S. Yuldashev, "Analysis of Fragment mass distribution in asymmetric area at fission of induced by thermal neutrons", Physics of Atomic Nuclei, vol. 68, No 2, 2005, pp. 177-183
23. Khugaev A.V.,Koblik Yu.N.,Pikul V.P.,Ioannou P.D., Flitsiyan E.S., "To the calculation of proton and neutron distribution in fissioning nuclei", Bulletin of Russian Academy of Science, vol. 70, No 5, 2006, p.673-676
24. Koblik Yu.N.,Pikul V.P., Khugaev A.V.,Yuldashev B.S., Ioannou P.D., Flitsiyan E.S., "Measurements and analysis of mass and energy distributions of yields of fission products of nucleus by thermal neutrons ", in Bulletin of Russian Academy of Science, vol. 70, No 5, 2006, p.677-679
25. A. Dosembaev, Yu. Koblik, A. Khugaev, V. Pikul,B. Yuldashev, "Mass - spectrometer method of determination of neutrons cross-sections in materials", in Journal of Nuclear and Radiation Physics, vol. 1, No 1, 2006, p.41-48.
26. Khugaev A.V.,Koblik Yu.N.,Ioannou P.D., Flitsiyan E.S., "To the determination of Coulomb energy of nuclear system in the scission point at the fission", in Journal of Questions of Atomic Science and Techniques, issue 2: Physics of nuclear reactors,2006, p.7-9, Moscow.
27. Khugaev A.V.,Koblik Yu.N.,Ioannou P.D., Flitsiyan E.S., "To the determination of Coulomb energy of nuclear system in the scission point at the fission", in Bulletin of Russian Academy of Science, vol. 71, No 3, 2007, p.416-419, (extended version)
28. S.D. Monaca, V.D. Efros, A.V. Khugaev, W.Leidemann, G. Orlandini, E.L. Tomusiak and L.P. Yuan, ”The transverse Electron Scattering Response Function of”, Phys. Rev. C., v. 77, 044007, 2008.
29. Orlandini G., S.D. Monaca, Efros V., Khugaev A., Leidemann W., Tomusiak E., Yuan L., "The transverse electron scattering response function of 3He". Few-body systems, 2008, v. 44, p. 329-331.
30. Khugaev A.V., Koblik Yu.N., Rakhmonov T.T., “ An approach to the solution of earthquake prognosis problem”, Uzbek Journal of Physics, vol. 10, № 1, p.41-46, 2008
31. Sultanov R.A., Khugaev A.V., Guster D., “State-resolved rotational cross sections and thermal rate coefficients for ortho-/para-H2+HD at low temperatures and HD+HD elastic scattering”, arXiv: 0803.4043v1 [physics. chem-ph] 2008, Chemical Physics Letters 475, p.175 – 182, (2009)
32. Naresh Dadhich, Alfred Molina and Avas Khugaev, “Uniform density static fluid sphere in Einstein-Gauss-Bonnet gravity and its universality”, arXiv: 1001.3922v2[gr-qc] 2010, Phys.Rev. D.v.81, 104026, (2010)
33. B.J. Ahmedov, A.V. Khugaev, A.A. Abdujabbarov, External Electromagnetic Fields of a Slowly Rotating Magnetized Star with Gravitomagnetic Charge, Astrophysics and Space Science, V. 337, p. 679–683 (2012).
34. Ш. Махкамов, А.В. Хугаев, Н.А. Турсунов, М. Каримов и др., “Радиационно стимулированная рекомбинация дефектов в полупроводниках”, Узб. ФЖ, (2014), том 16, №3 стр. 214
35. Ш. Махкамов, М. Каримов, Н.А. Турсунов, А.В. Хугаев и др., “Решение системы кинетических уравнений для описания взаимодействия дефектных состояний в легированных полупроводниках”, Узб. ФЖ, (2014), том 16, №4 стр. 271
36. Ш. Махкамов, Ф.Т. Умарова, А.В. Хугаев и др., “О модели радиационно – стимулированной рекомбинации вакансий с примесями в полупроводниках с учетом обратных реакций их взаимодействия с междоузельными атомами”, Узб. ФЖ, (2015), том 17, №5 стр. 295
37. Avas Khugaev, Naresh Dadhich, and Alfred Molina, “Higher dimensional generalization of Buchdahl-Vaidya-Tikekar model for super compact stars”, arXiv:1603.07118v1[gr-qc],Phys.Rev.D, 94, 064065 (2016)
38. Alfred Molina, Naresh Dadhich, and Avas Khugaev, “Buchdahl -Vaidya-Tikekar model for stellar interior in pure Lovelock gravity - II”, arXiv:1607.06229v1[gr-qc], General Relativity and Gravitation, Volume 49, Issue 7, article id. #96, 17 pp., (2017)
39. А.V. Khugaev, G.G. Adamian, N.V. Antonenko, “Derivation of Maxwell-type equations for open systems”, Phys.Rev.A, 98, 032122 (2018)
40. М. Ю. Ташметов, Ш.Махкамов, А.В. Хугаев и др., “О связанных таммовских состояниях в периодических пространственных полупроводниковых структурах”, Uzbek Journal of Physics (2020), vol. 22, №2, p.391-396  
41. Каланов М.У., Хугаев А.В., “Фазовый переход - в примесной фазе монокристалла кремния SiO2”, Письма в журнал технической физики,  2021, выпуск 7, стр.22, DOI: 10.21883/PJTF.2021.07.50794.18623
42. Khugaev, A.V. (2021) Concept of “Nested Russian Doll” Concept of 3-Principles and the Nature of the Dark Matter. Sciences of Europe, 1, 34-40.
43. Khugaev, A.V. and Bibaeva, E.A. (2021) Concept of Vibration in the Real World. Mechanism of the Universe. Sciences of Europe , No. 74, 47-57.
44. Khugaev, A. and Bibaeva, E. (2023) The Worlds on the Other Side of the Big Bang. Journal of Applied Mathematics and Physics, 11, 276-302,
45. Khugaev, A. and Bibaeva, E. (2023) The Self-Deployment of Worlds on the Other Side of the Big Bang. Journal of Applied Mathematics and Physics, 11, 1498-1524.
46. M.Yu. Tashmetov, Sh.M. Makhkamov, F.T. Umarova, A.B. Normurodov, N.T. Sulaimanov , A.V. Khugaev, Kh.M. Kholmedov, “States of silicon nanoclusters containing carbon impurities”, Semiconductors, (2023), Vol. 57, No. 2, pages 95-100

Dr. Khugaev actively participated in numerous international conferences throughout his career. He presented oral and poster sessions in countries such as Ukraine, Russia, Austria, Kazakhstan, Uzbekistan, Japan, and India. His talks covered a wide range of subjects from nuclear fission dynamics and light nuclei structure to Lovelock gravity, quantum scattering, and astrophysical applications. He gave plenary talks at conferences like Modern Problems of Nuclear Physics (2003, Samarkand) and delivered invited talks at IAEA in Vienna and multiple Euro-Asian nuclear science forums.