Projects funded by the NCN


Information on the principal investigator and host institution

Information of the project and the call

Keywords

Equipment

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Spin dynamics and optical spin control in coupled nanostructures

2014/13/B/ST3/04603

Keywords:

optical orientation spin decoherence quantum dots quantum kinetics optical spectroscopy

Descriptors:

  • ST3_7: Spintronics
  • ST3_10: Nanophysics: nanoelectronics, nanophotonics, nanomagnetism, nanoelectromechanics, etc.
  • ST3_5: Physical properties of semiconductors and insulators

Panel:

ST3 - Condensed matter physics: structure, electronic properties, fluids, nanosciences, biological physics

Host institution :

Politechnika Wrocławska, Wydział Podstawowych Problemów Techniki

woj. dolnośląskie

Other projects carried out by the institution 

Principal investigator (from the host institution):

prof. Paweł Machnikowski 

Number of co-investigators in the project: 6

Call: OPUS 7 - announced on 2014-03-17

Amount awarded: 476 780 PLN

Project start date (Y-m-d): 2015-01-29

Project end date (Y-m-d): 2018-12-28

Project duration:: 47 months (the same as in the proposal)

Project status: Project settled

Equipment purchased [PL]

  1. Komputery notebook (21 000 PLN)

Information in the final report

  • Publication in academic press/journals (10)
  1. Spin dynamics and magneto-optical response in charge-neutral tunnel-coupled quantum dots
    Authors:
    M. Gawełczyk, P. Machnikowski
    Academic press:
    Semiconductor Science and Technology (rok: 2017, tom: 32, strony: 45005), Wydawca: IOP Publishing Ltd.
    Status:
    Published
    DOI:
    10.1088/1361-6641/aa5b1a - link to the publication
  2. Spin-orbit coupling and magnetic-field dependence of carrier states in a self-assembled quantum dot
    Authors:
    Krzysztof Gawarecki
    Academic press:
    Phys. Rev. B (rok: 2018, tom: 97, strony: 235408), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevB.97.235408 - link to the publication
  3. Hyperfine interaction for holes in quantum dots: kp model
    Authors:
    Paweł Machnikowski, Krzysztof Gawarecki, Łukasz Cywiński
    Academic press:
    Phys. Rev. B (rok: 2019, tom: 100, strony: 85305), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevB.100.085305 - link to the publication
  4. Controllable electron spin dephasing due to phonon state distinguishability in a coupled quantum dot system
    Authors:
    Michał Gawełczyk, Mateusz Krzykowski, Krzysztof Gawarecki, Paweł Machnikowski
    Academic press:
    Physical Review B (rok: 2018, tom: 98, strony: 75403), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevB.98.075403 - link to the publication
  5. Limited accuracy of conduction band effective mass equations for semiconductor quantum dots
    Authors:
    Adam Mielnik-Pyszczorski, Krzysztof Gawarecki, Paweł Machnikowski
    Academic press:
    Scientific Reports (rok: 2018, tom: 8, strony: 2873), Wydawca: Nature Publishing Group
    Status:
    Published
    DOI:
    10.1038/s41598-018-21043-3 - link to the publication
  6. Dominant role of the shear strain induced admixture in spin-flip processes in self-assembled quantum dots
    Authors:
    Adam Mielnik-Pyszczorski, Krzysztof Gawarecki, Michał Gawełczyk, Paweł Machnikowski
    Academic press:
    Physical Review. B (rok: 2018, tom: 97, strony: 245313), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevB.97.245313 - link to the publication
  7. Spin-orbit coupling and spin relaxation of hole states in [001]- and [111]-oriented quantum dots of various geometry
    Authors:
    Krzysztof Gawarecki, Mateusz Krzykowski
    Academic press:
    Phys. Rev. B (rok: 2019, tom: 99, strony: 125401), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevB.99.125401 - link to the publication
  8. Mechanisms of optical orientation of an individual Mn2+ ion spin in a II–VI quantum dot
    Authors:
    T Smoleński, Ł Cywiński, P Kossacki
    Academic press:
    Journal of Physics: Condensed Matter (rok: 2018, tom: 30, strony: 55303), Wydawca: IOP Science
    Status:
    Published
    DOI:
    10.1088/1361-648X/aaa20c - link to the publication
  9. Electron spin dephasing in a double quantum dot canceled via a magnetic-field gradient
    Authors:
    Michał Gawełczyk
    Academic press:
    Acta Phys. Pol. A (rok: 2018, tom: 134, strony: 926), Wydawca: Polish Academy of Sciences
    Status:
    Published
    DOI:
    10.12693/APhysPolA.134.926 - link to the publication
  10. Exciton lifetime and emission polarization dispersion in strongly in-plane asymmetric nanostructures
    Authors:
    M. Gawełczyk, M. Syperek, A. Maryński, P. Mrowiński, Ł. Dusanowski, K. Gawarecki, J. Misiewicz, A. Somers, J. P. Reithmaier, S. Höfling, and G. Sęk
    Academic press:
    Physical Review B (rok: 2017, tom: 96, strony: 245425), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevB.96.245425 - link to the publication