APCTP
Many-body theory and correlated systems APCTP Junior Research Groups
http://www.apctp.org/?JrgId=16
 
Group Introduction
Contact & Members
Research Focus
Publications
Jobs
 
 
Alireza Akbari (Leader)
Many-body theory and correlated systems
Email: alireza(at)apctp.org
Phone: +82(0)54 279-1471
Fax: 054)279-8679

Address: Asia Pacific Center for Theoretical Physics (APCTP)
              Hogil Kim Memorial Bldg. #501, POSTECH
              67 Cheongam-Ro, Nam-gu, Pohang
              Gyeongbuk 790-784, Korea



Research Interests:

* Theoretical condensed matter physics and statistical physics
* Strongly Correlated Electron Systems
* High-temperature and unconventional superconductivity
* Quantum Phase Transition
* Disordered Systems


Group Members:

* Fabrizio Cossu (Postdoc)
* Mehdi Biderang (Phd student)
** Applications for Post Doc are welcome!

Former Group Members:

* Utkarsh Mishra (Postdoc)
* Nimisha Raghuvanshi (Postdoc)
* Rajesh Narayanan (Sabbatical)
* Rouhollah Jafari (YST)
* Bhaskar Kamble (Postdoc)
* Sergio Cobo (Visiting student)


Publications:


  1. " Disordered Kitaev chain with long-range pairing: Loschimdt echo revivals and dynamical phase transitions"
  2. U. Mishra, R. Jafari, A. Akbari,
    arXiv:1810.06236

  3. "Unveiling hidden charge density waves in single-layer NbSe2 by impurities"
  4. F. Cossu, A.G. Moghaddam, K. Kim, H.A. Tahini, I. Di Marco, H.W. Yeom, A. Akbari,
    arXiv:1808.01566

  5. "Dynamical quantum correlations after sudden quenches"
  6. U. Mishra, H. Cheraghi, S. Mahdavifar, R. Jafari, A. Akbari,
    arXiv:1807.08575

  7. "Quasi-one Dimensional Nanostructures as Signature of Nematicity in Iron Pnictides and Chalcogenides"
  8. D. K. Singh, A. Akbari, P. Majumdar,
    arXiv:1805.09582

  9. "Heavy quasiparticle bands in the underscreened quasi-quartet Kondo lattice"
  10. P. Thalmeier, A. Akbari,
    Phys. Rev. B 98, 155121 (2018)
    arXiv:1808.02699

  11. "Drumhead surface states and their signatures in quasiparticle scattering interference"
  12. M. Biderang, A. Leonhardt, N. Raghuvanshi, A. Schnyder, A. Akbari,
    Phys. Rev. B 98, 075115 (2018)
    arXiv:1802.09139

  13. "Edge currents as a probe of the strongly spin-polarized topological noncentrosymmetric superconductors"
  14. M. Biderang, H. Yavari, M.H. Zare, P. Thalmeier, A. Akbari,
    Phys. Rev. B 98, 014524 (2018)
    arXiv:1803.02591

  15. "Spin-orbit coupling, minimal model and potential Cooper-pairing from repulsion in BiS2-superconductors"
  16. S. Cobo, M. S. Bahramy, R. Arita, A. Akbari, I. Eremin,
    New Journal of Physics, 20, 043029 (2018)
    arXiv:1711.05454

  17. "Mixed-pairing superconductivity in 5d Mott insulators with antisymmetric exchange"
  18. M.H. Zare, M. Biderang, A. Akbari,
    Phys. Rev. B 96, 205156 (2017)
    arXiv:1705.05200

  19. "Enhancement of superconductivity by interfacial phonons in perovskite-clad FeAs monolayers"
  20. S. Choi, W.J. Jang, H.J. Lee, J.M. Ok, H.W. Choi, A.T. Lee, A. Akbari, K. Nakatsukasa, Y.K. Semertzidis, Y. Bang, S. Johnston, J.S. Kim, J. Lee,
    Phys. Rev. Lett. 119, 107003 (2017)
    arXiv:1608.00886

  21. "Surface state tunneling signatures in two-component superconductor UPt3"
  22. F. Lambert, A. Akbari, P. Thalmeier, I. Eremin,
    Phys. Rev. Lett. 118, 087004 (2017)
    arXiv:1608.07946

  23. "Real space renormalization of Majorana fermions in quantum nano-wire superconductors"
  24. R. Jafari, A. Langari, A. Akbari and K.S. Kim,
    J. Phys. Soc. Jpn. 82, 024008 (2017)
    arXiv:1511.04622

  25. "Anisotropic spin fluctuations in Sr2RuO4: role of spin-orbit coupling and induced strain"
  26. S. Cobo, F. Ahn, I. Eremin, A. Akbari,
    Phys. Rev. B 94, 224507 (2016)
    arXiv:1608.06786

  27. "Momentum space imaging of the FFLO state"
  28. A. Akbari and P. Thalmeier,
    New Journal of Physics, 18, 063030 (2016)
    arXiv:1605.07909

  29. "Investigation of magnetic phases in parent compounds of iron-chalcogenides via quasiparticle scattering interference"
  30. B. Kamble, A. Akbari and I. Eremin,
    Europhysics Letters 114, 17001 (2016)
    arXiv:1605.01798

  31. "Quasiparticle scattering image in hidden order phases and chiral superconductors"
  32. P. Thalmeier, and A. Akbari,
    Journal of Magnetism and Magnetic Materials, 400, 23 (2016)

  33. "Collective spin resonance excitation in the gapped itinerant multipole hidden order phase of URu2Si2"
  34. A. Akbari and P. Thalmeier,
    Phys. Rev. B 92, 094512 (2015)
    arXiv:1509.01458

  35. "Gapped quantum criticality gains long time quantum correlations"
  36. R. Jafari, and A. Akbari,
    Europhysics Letters 111, 10007 (2015)
    arXiv:1507.02141

  37. "Resonant spin excitations in unconventional heavy fermion superconductors and Kondo lattice compounds"
  38. P. Thalmeier, and A. Akbari,
    Proceedings of the 50th Karpacz Winter School (2015)
    arXiv:1412.2523

  39. "Hidden order symmetry and superconductivity in URu2Si2 investigated by quasiparticle interference"
  40. A. Akbari and P. Thalmeier,
    Phys. Rev. B 90, 224511 (2014)
    arXiv:1410.5204

  41. "Gap function of hexagonal pnictide superconductor SrPtAs from quasiparticle interference spectrum"
  42. A. Akbari and P. Thalmeier,
    Europhysics Letters 106, 27006 (2014) (editor’s choice)
    arXiv:1404.3085

  43. "Magnetic excitations in Spin-Orbit Coupled d4 Mott insulator on square lattice"
  44. A. Akbari and G. Khaliullin,
    Phys. Rev. B 90, 035137 (2014)
    arXiv:1405.6062

  45. "Quasiparticle Interference in Unconventional Singlet and Mixed Singlet-Triplet Heavy Fermion Superconductors"
  46. P. Thalmeier and A. Akbari,
    JPS Conf. Proc. 3, 015005 (2014)

  47. "Multiorbital and hybridization effects in the quasiparticle interference of triplet superconductor Sr2RuO4"
  48. A. Akbari and P. Thalmeier,
    Phys. Rev. B 88, 134519 (2013)
    arXiv:1308.6734

  49. "Full t-matrix approach to quasiparticle interference in non-centrosymmetric superconductors"
  50. A. Akbari and P. Thalmeier,
    Eur. Phys. J. B 86, 495 (2013)
    arXiv:1309.6595

  51. "Rashba spin-orbit coupling effects in quasiparticle interference of non-centrosymmetric superconductors"
  52. A. Akbari and P. Thalmeier,
    Europhysics Letters 102, 57008 (2013)
    arXiv:1303.1974

  53. "Evolution of the multiband RKKY interaction: Application to iron pnictides and chalcogenides"
  54. A. Akbari, P. Thalmeier and I. Eremin,
    New Journal of Physics 15, 033034 (2013)
    arXiv:1301.6497

  55. "Spin excitons in the unconventional superconducting and hidden order state of strongly correlated electrons"
  56. P. Thalmeier and A. Akbari,
    Eur. Phys. J. B 86, 82 (2013)

  57. "Spin excitons from hybridized heavy quasiparticles in YbB12 and CeB6"
  58. A. Akbari and P. Thalmeier,
    J. Korean Phys. Soc. 62, 1418 (2013)

  59. "Theory of nonequilibrium dynamics of multiband superconductors"
  60. A. Akbari, A. Schnyder, D. Manske, and I. Eremin,
    Europhysics Letters 101, 17002 (2013)
    arXiv:1205.4861

  61. "Inelastic magnetic scattering effect on LDOS of topological insulators"
  62. P. Thalmeier and A. Akbari,
    Phys. Rev. B 86, 245426 (2012)
    arXiv:1210.2222

  63. "Field induced spin exciton doublet splitting in dx2-y2-wave 115-heavy electron superconductors"
  64. A. Akbari and P. Thalmeier,
    Phys. Rev. B 86, 134516 (2012)
    arXiv:1208.2897

  65. "Spin exciton formation inside the hidden order phase of CeB6"
  66. A. Akbari and P. Thalmeier,
    Phys. Rev. Lett. 108, 146403 (2012)
    arXiv:1202.4291

  67. "Quasiparticle interference in the heavy-fermion superconductor CeCoIn5"
  68. A. Akbari, P. Thalmeier, and I. Eremin,
    Phys. Rev. B 84, 134505 (2011)
    arXiv:1108.4633

  69. "RKKY interaction in spin-density-wave phase of iron-based superconductors"
  70. A. Akbari, I. Eremin, and P. Thalmeier,
    Phys. Rev. B 84, 134513 (2011)
    arXiv:1109.4643

  71. "Magnetic Rare-Earth Impurity Resonance Bound States in Iron-Based Superconductors"
  72. A. Akbari, P. Thalmeier, and I. Eremin,
    Journal of Superconductivity and Novel Magnetism, 24, 1173 (2011)

  73. "Quasiparticle interference in iron-based superconductors"
  74. A. Akbari, J. Knolle, I. Eremin, and R. Moessner,
    Phys. Rev. B 82, 224506 (2010)
    arXiv:1008.4930

  75. "Quasiparticle interference in the spin-density wave phase of iron-based superconductors"
  76. J. Knolle, I. Eremin, A. Akbari, and R. Moessner,
    Phys. Rev. Lett. 104, 257001 (2010)
    arXiv:1004.5460

  77. "Incommensurate itinerant antiferromagnetic excitations and spin resonance in the FeTe0.6Se0.4 superconductor"
  78. D. N. Argyriou, A. Hiess, A. Akbari, I. Eremin, M.M. Korshunov, J. Hu, B. Qian, Z. Mao, Y. Qiu, C. Broholm, and W. Bao,
    Phys. Rev. B 81, 220503(R) (2010)
    arXiv:0911.4713

  79. "Magnetic impurity resonance states and symmetry of the superconducting order parameter in iron-based superconductors"
  80. A. Akbari, I. Eremin, and P. Thalmeier,
    Phys. Rev. B 81, 014524 (2010)
    arXiv:0911.3738

  81. "Feedback Spin Exciton Formation in Unconventional Superconductors"
  82. P. Thalmeier, I. Eremin, A. Akbari, and P. Fulde,
    Journal of Superconductivity and Novel Magnetism, 23, 729 (2010)

  83. "Metamagnetic phase transition in the Ising plus Dzyaloshinskii-Moriya model"
  84. M. R. Soltani, S. Mahdavifar, A. Akbari, and A. A. Masoudi,
    Journal of Superconductivity and Novel Magnetism, 23, 1369 (2010)
    arXiv:0906.3443

  85. "Feedback effect on spin excitations in Ce-based unconventional superconductors"
  86. P. Thalmeier, A. Akbari, and I. Eremin,
    Physica C, 470, S548 (2010)

  87. "Theory of the bound state of 4f excitations and magnetic resonance in unconventional superconductors"
  88. A. Akbari, I. Eremin, P. Thalmeier, and P. Fulde,
    Phys. Rev. B 80, 100504(R) (2009)
    arXiv:0902.4591

  89. "Theory of spin exciton in the Kondo semiconductor YbB12"
  90. A. Akbari, P. Thalmeier, and P. Fulde,
    Phys. Rev. Lett. 102, 106402 (2009)
    arXiv:0901.3247

  91. "Quadrupole Effect on the Heat Conductivity of Cold Glasses"
  92. A. Akbari,
    Physica B, 403, 3942 (2008)
    arXiv:0712.2226

  93. "Heat capacity of Schottky type in low-dimensional spin system"
  94. S. Mahdavifar and A. Akbari,
    J. Phys.: Condens. Matter, 20, 215213 (2008)
    arXiv:0803.4495

  95. "Alternating Heisenberg Spin-1/2 Chains in a Transverse Magnetic Field"
  96. S. Mahdavifar and A. Akbari,
    J. Phys. Soc. Jpn. 77, 024710 (2008)
    arXiv:0711.0623

  97. "Dielectric susceptibility and Heat Capacity of an ultra-cold glass in a magnetic field"
  98. A. Akbari, D. Bodea, and A. Langari,
    J. Phys.: Condens. Matter, 19, 466105 (2007)
    arXiv:0710.2222

  99. "Effect of the Aharanov-Bohm phase on the magnetic-field dependence of two-pulse echoes in glasses at low temperatures"
  100. A. Akbari and A. Langari,
    Phys. Rev. B 72, 024203, (2005)
    arXiv:cond-mat/0503129
 
 
 

[DEBUG WINDOW]