MARRA Pasquale
(マラ パスクワレ)

所属

東京大学 大学院数理科学研究科
慶應義塾大学 自然科学研究教育センター (客員研究員)

学位

PhD (Technische Universität Dresden, ドイツ)

研究分野

物性基礎、物性物理学、数理物理

研究キーワード

トポロジカル量子現象、トポロジカル物質、トポロジカル超伝導、高温超伝導、物質中のマヨラナ粒子、光格子中の冷却原子気体、超対称性、ナノワイヤ、準周期性

経歴

2019年12月 - 現在
東京大学・大学院数理科学研究科 (特任研究員)
2019年4月 - 2019年11月
慶應義塾大学・自然科学研究教育センター
2017年2月 - 2019年3月
特定国立研究開発法人理化学研究所 創発物性科学研究センター
2014年2月 - 2016年10月
CNR (National Research Council), Italy (Researcher)

助成金

研究課題 23K13028
研究課題 20K14375
日本学術振興会 科学研究費助成事業 若手研究

原著論文

トホロシカル物質

1. "Zero energy modes with gaussian, exponential, or polynomial decay: Exact solutions in hermitian and nonhermitian regimes", Marra, Nigro,
   Progress of Theoretical and Experimental Physics 2025
2. "Topological zero modes and bounded modes at smooth domain walls: Exact solutions and dualities", Marra, Nigro,
   Progress of Theoretical and Experimental Physics 2025 (2), 023A01 arXiv:2408.16466
3. "Majorana modes in striped two-dimensional inhomogeneous topological superconductors", Marra, Inotani, Mizushima, Nitta,
   npj Quantum Mater. 9, 59 (2024) arXiv:2312.08439
   Popular summary on Kudos:
   Majorana zero modes and topologically nontrivial stripes induced by inhomogeneous superconductivity
   and on Springer Nature Research Communities:
   Majorana zero modes induced by inhomogeneous superconductivity
4. "Hofstadter-Toda spectral duality and quantum groups", Marra, Proietti, Sheng,
   J. Math. Phys. 65, 071903 (2024) arXiv:2312.14242
   Popular summary on Kudos:
   An exact formula for the energy spectra of the Hofstadter butterfly
5. "Majorana nanowires for topological quantum computation", Marra
   J. Appl. Phys. 132, 231101 (2022) arXiv:2206.14828
   Popular summary on Kudos:
   Majorana states in nanowires: towards topological quantum computers
   This work is highlighted in the 2022 Early Career Investigator Selection of the Journal of Applied Physics and on nLab
6. "Braiding with Majorana lattices: Groundstate degeneracy and supersymmetry", Marra, Inotani, Nitta,
   JPS Conf. Proc. 38, 011183 (2023) arXiv:2207.10103
7. "1D Majorana Goldstinos and partial supersymmetry breaking in quantum wires", Marra, Inotani, Nitta
   Commun. Phys. 5, 149 (2022) arXiv:2106.09039
8. "Dispersive 1D Majorana modes with emergent supersymmetry in 1D proximitized superconductors via spatially modulated potentials and magnetic fields", Marra, Inotani, Nitta
   Phys. Rev. B 105, 214525 (2022) arXiv:2106.09047
9. "Majorana/Andreev crossover and the fate of the topological phase transition in inhomogeneous nanowires", Marra, Nigro
   J. Phys.: Condens. Matter 34 124001 (2022) arXiv:2112.00757
10. "Competition and interplay between topology and quasi-periodic disorder in Thouless pumping of ultracold atoms", Nakajima, Takei, Sakuma, Kuno, Marra, Takahashi
    Nature Physics 17, 844–849 (2021) arXiv:2007.06817
    Thouless ポンプにおける乱れの効果を検証 ―トポロジカル量子現象と乱れの競合と協奏
11. "Topologically quantized current in quasiperiodic Thouless pumps", Marra, Nitta
    Phys. Rev. Res. 2, 042035(R) (2020) arXiv:2001.11022
12. "Topologically nontrivial Andreev bound states", Marra, Nitta
    Phys. Rev. B 100, 220502(R) (2019) arXiv:1907.05416
13. "Degeneracy lifting of Majorana bound states due to electron-phonon interactions", Aseev, Marra, Stano, Klinovaja, Loss
    Phys. Rev. B 99, 205435 (2019) arXiv:1903.12066
14. Editorial for the volume "Topological states of matter: theory and applications", Citro, Marra, Romeo
    Eur. Phys. J. Special Topics, 227, 1291–1294 (2018)
15. "A zero-dimensional topologically nontrivial state in a superconducting quantum dot", Marra, Braggio, Citro
    Beilstein J. Nanotechnol. 2018, 9, 1705-1714 (2018) arXiv:1804.06415
16. "Fractional quantization of charge and spin in topological quantum pumps", Marra, Citro
    Eur. Phys. J. Spec. Top. 226: 2781 (2017) arXiv:1703.03815
17. "Controlling Majorana states in topologically inhomogeneous superconductors", Marra, Cuoco
    Phys. Rev. B 95, 140504(R) (2017) arXiv:1606.08450
18. "Signatures of topological phase transitions in Josephson current-phase discontinuities", Marra, Citro, Braggio
    Phys. Rev. B 93, 220507(R) (2016) arXiv:1508.01799
19. "Fractional quantization of the topological charge pumping in a one-dimensional superlattice", Marra, Citro, Ortix
    Phys. Rev. B 91, 125411 (2015) arXiv:1408.4457



高温超伝導

20. "Superconductivity induced by structural reorganization in electron-doped cuprate NCCO", Guarino, Autieri, Marra, Leo, Grimaldi, Avella, Nigro
    Phys. Rev. B 105, 014512 (2022) arXiv:2012.13399
21. "Dimensionality of superconductivity in the transition metal pnictide WP", Nigro, Cuono, Marra, Leo, Grimaldi, Liu, Mi, Wu, Liu, Autieri, Luo, Noce
    Materials 15(3), 1027 (2022) arXiv:2009.07849
22. "Resistivity measurements unveil microscopic properties of CrAs", Nigro, Marra, Autieri, Wu, Cheng, Luo, Noce
    EPL 125, 57002 (2019) arXiv:1812.09957
23. "Quenching current by flux-flow instability in iron-chalcogenides thin films", Leo, Grimaldi, Guarino, Avitabile, Marra, Citro, Braccini, Bellingeri, Ferdeghini, Pace, Nigro
    IEEE Trans. Appl. Supercond. 27, 7300405 (2017) arXiv:1706.00772
24. "Theoretical approach to resonant inelastic x-ray scattering in iron-based superconductors at the energy scale of the superconducting gap", Marra, Sykora, van den Brink,
    Sci. Rep. 6, 25386 (2016) arXiv:1405.5556
25. "Competition between intrinsic and extrinsic effects in the quenching of the superconducting state in FeSeTe thin films", Leo, Marra, Grimaldi, Citro, Kawale, Bellingeri, Ferdeghini, Pace, Nigro
    Phys. Rev. B 93, 054503 (2016) arXiv:1510.05662
26. "Stability mechanisms of high current transport in iron-chalcogenides superconducting films", Leo, Grimaldi, Marra, Citro, Avitabile, Guarino, Bellingeri, Kawale, Ferdeghini, Nigro, Pace
    IEEE Trans. Appl. Supercond. 26, 8001104 (2016) arXiv:1603.05980
27. "Resonant inelastic x-ray scattering as a probe of the phase and excitations of the order parameter of superconductors", Marra, Sykora, Wohlfeld, van den Brink
    Phys. Rev. Lett. 110, 117005 (2013) arXiv:1212.0112
28. "Unraveling orbital correlations with magnetic resonant inelastic x-ray scattering", Marra, Wohlfeld, van den Brink
    Phys. Rev. Lett. 109, 117401 (2012) arXiv:1205.4940
29. "Fingerprints of orbital physics in magnetic resonant inelastic x-ray scattering", Marra
    AIP Conf. Proc. 1485, 297 (2012) arXiv:1302.5028
30. "Paraconductivity of the K-doped SrFe₂As₂ superconductor", Marra, Nigro, Li, Chen, Wang, Luo, Noce
    New J. Phys. 14, 043001 (2012) arXiv:1203.6592