Publications

Preprints

S. P. Horvath, C. M. Phenicie, S. Ourari, M. T. Uysal, S. Chen, Ł. Dusanowski, M. Raha, P. Stevenson, A. T. Turflinger, R. J. Cava, N. P. de Leon, J. D. Thompson, "Strong Purcell enhancement of an optical magnetic dipole transition", arXiv:2307.03022 (2023).

Publications

2025

M. T. Uysal*, Ł. Dusanowski*, H. Xu*, S. P. Horvath, S. Ourari, R. J. Cava, N. P. de Leon, J. D. Thompson, "Spin-photon entanglement of a single Er3+ ion in the telecom band", Phys. Rev. X 15, 011071 (2025).

Also, check out a Physics Synopsis highlighting the work.

2023

M. De Gregorio, S. Yu, D. Witt, B. Lin, M. Mitchell, Ł. Dusanowski, C. Schneider, L. Chrostowski, T. Huber-Loyola, S. Höfling, J.F. Young, and A. Pfenning, “Plug-and-Play Fiber-Coupled Quantum Dot Single-Photon Source via Photonic Wire Bonding,” Advanced Quantum Technologies, 2300227 (2023).
S. Ourari*, Ł. Dusanowski*, S. P. Horvath*, M. T. Uysal*, C. M. Phenicie, P. Stevenson, M. Raha, S. Chen, R. J. Cava, N. P. de Leon, J. D. Thompson, "Indistinguishable telecom band photons from a single erbium ion in the solid state", Nature 620, 977–981 (2023).
Also, check out related Nature Research Briefing: Ł. Dusanowski, J. D. Thompson, "A step closer to repeaters for quantum networks", Nature, https://doi.org/10.1038/d41586-023-02283-4 (2023)
Ł. Dusanowski, D. Köck, C. Schneider, S. Höfling, "On-chip Hong-Ou-Mandel interference from separate quantum dot emitters in an integrated circuit", ACS Photonics, 10, 8, 2941 (2023).

2022

M. Syperek, R. Stühler, A. Consiglio, P. Holewa, P. Wyborski, Ł. Dusanowski, F. Reis, S. Höfling, R. Thomale, W. Hanke, R. Claessen, D. Di Sante, C. Schneider, Observation of Room Temperature Excitons in an Atomically Thin Topological Insulator, Nature Communications, 13, 6313 (2022).
Ł. Dusanowski, C. Gustin, S. Hughes, C. Schneider, S. Höfling, All-Optical Tuning of Indistinguishable Single Photons Generated in Three-Level Quantum Systems, Nano Lett. 22, 3562 (2022).
C. Gustin, Ł. Dusanowski, S. Höfling, S. Hughes, Using the Autler-Townes and ac Stark effects to optically tune the frequency of indistinguishable single photons from an on-demand source, Phys. Rev. Research 4, 023045 (2022).
Ł. Dusanowski, C. Nawrath, S. L. Portalupi, M. Jetter, T. Huber, S. Klembt, P. Michler, S. Höfling, Optical charge injection and coherent control of a quantum-dot spin-qubit emitting at telecom wavelengths, Nature Communications, 13, 748 (2022).

2020

M. Moczała-Dusanowska*, Ł. Dusanowski*, O. Iff, T. Huber, S. Kuhn, T. Czyszanowski, C. Schneider, and S. Höfling, Strain-Tunable Single-Photon Source Based on a Circular Bragg Grating Cavity with Embedded Quantum Dots, ACS Photonics 7, 3474 (2020).
Ł. Dusanowski, D. Köck, E. Shin, S.-H. Kwon, C. Schneider, and S. Höfling: Purcell-Enhanced and Indistinguishable Single-Photon Generation from Quantum Dots Coupled to On-Chip Integrated Ring Resonators, Nano Lett. 20, 6357 (2020).
S. Gerhardt, M. Moczała-Dusanowska, Ł. Dusanowski, T. Huber, S. Betzold, J. Martín-Sánchez, R. Trotta, A. Predojević, S. Höfling, and C. Schneider, Optomechanical tuning of the polarization properties of micropillar cavity systems with embedded quantum dots, Phys. Rev. B 101, 245308 (2020).

2019

P. Mrowiński, A. Musiał, K. Gawarecki, Ł. Dusanowski, T. Heuser, N. Srocka, D. Quandt, A. Strittmatter, S. Rodt, S. Reitzenstein, and G. Sęk, Excitonic complexes in MOCVD-grown InGaAs/GaAs quantum dots emitting at telecom wavelengths, Phys. Rev. B 100, 115310 (2019).
M. Moczała-Dusanowska, Ł. Dusanowski, S. Gerhardt, Y. M. He, M. Reindl, A. Rastelli, R. Trotta, N. Gregersen, S. Höfling, and C. Schneider, Strain-Tunable Single-Photon Source Based on a Quantum Dot–Micropillar System, ACS Photonics 6, 2025 (2019).
N. Lundt, Ł. Dusanowski, E. Sedov, P. Stepanov, M. M. Glazov, S. Klembt, M. Klaas, J. Beierlein, Y. Qin, S. Tongay, M. Richard, A. V. Kavokin, S. Höfling, C. Schneider, Optical valley Hall effect for highly valley-coherent exciton-polaritons in an atomically thin semiconductor, Nature Nanotechnology 14, 770 (2019).
Ł. Dusanowski, S. H. Kwon, C. Schneider, and S. Höfling, Near-Unity Indistinguishability Single Photon Source for Large-Scale Integrated Quantum Optics, Phys. Rev. Lett. 122, 173602 (2019).

2018

Ł. Dusanowski, M. Gawełczyk, J. Misiewicz, S. Höfling, J. P. Reithmaier, and G. Sęk, Strongly temperature-dependent recombination kinetics of a negatively charged exciton in asymmetric quantum dots at 1.55 µm, Appl. Phys. Lett. 113, 043103 (2018).
L. N. Tripathi, O. Iff, S. Betzold, Ł. Dusanowski, M. Emmerling, K. Moon, Y. J. Lee, S.-H. Kwon, S. Höfling, and C. Schneider, Spontaneous Emission Enhancement in Strain-Induced WSe2 Monolayer-Based Quantum Light Sources on Metallic Surfaces, ACS Photonics 5, 1919 (2018).
L. N. Tripathi, Y. He, Ł. Dusanowski, P. A. Wroński, C. Lu, C. Schneider, and S. Höfling, Resonance fluorescence from an atomic-quantum-memory compatible single photon source based on GaAs droplet quantum dots, Appl. Phys. Lett. 113, 021102 (2018).

2017

M. Pieczarka, M. Syperek, Ł. Dusanowski, A. Opala, F. Langer, C. Schneider, S. Höfling, and G. Sęk, Relaxation Oscillations and Ultrafast Emission Pulses in a Disordered Expanding Polariton Condensate, Sci. Rep. 7, 7094 (2017).
P. Mrowiński, Ł. Dusanowski, A. Somers, S. Höfling, J. P. Reithmaier, J. Misiewicz, and G. Sęk, (2017): InAs on InP Quantum Dashes as Single Photon Emitters at the Second Telecommunication Window: Optical, Kinetic, and Excitonic Properties, Acta Phys. Pol. A 132, 382 (2017).
Ł. Dusanowski, P. Holewa, A. Maryński, A. Musiał, T. Heuser, N. Srocka, D. Quandt, A. Strittmatter, S. Rodt, J. Misiewicz, S. Reitzenstein, and G. Sęk, Triggered high-purity telecom-wavelength single-photon generation from p-shell-driven InGaAs/GaAs quantum dot, Opt. Express 25, 31122 (2017).
Ł. Dusanowski, P. Mrowiński, M. Syperek, J. Misiewicz, A. Somers, S. Höfling, J. P. Reithmaier, and G. Sęk, Confinement regime in self-assembled InAs/InAlGaAs/InP quantum dashes determined from exciton and biexciton recombination kinetics, Appl. Phys. Lett. 111, 253106 (2017).
M. Gawełczyk, M. Syperek, A. Maryński, P. Mrowiński, Ł. Dusanowski, K. Gawarecki, J. Misiewicz, A. Somers, J. P. Reithmaier, S. Höfling, and G. Sęk, Exciton lifetime and emission polarization dispersion in strongly in-plane asymmetric nanostructures, Phys. Rev. B 96, 245425 (2017).

2012-2016

M. Syperek, Ł. Dusanowski, M. Gawełczyk, G. Sęk, A. Somers, J.P. Reithmaier, S. Höfling, and J. Misiewicz, Exciton spin relaxation in InAs/InGaAlAs/InP(001) quantum dashes emitting near 1.55μm, Appl. Phys. Lett. 109, 193108 (2016).
Ł. Dusanowski, M. Syperek, J. Misiewicz, A. Somers, S. Höfling, M. Kamp, J. P. Reithmaier, and G. Sęk, Single-photon emission of InAs/InP quantum dashes at 1.55 μm and temperatures up to 80 K, Appl. Phys. Lett. 108, 163108 (2016).
M. Pieczarka, M. Syperek, Ł. Dusanowski, J. Misiewicz, F. Langer, and G. Sęk, Ghost Branch Photoluminescence From a Polariton Fluid Under Nonresonant Excitation, Phys. Rev. Lett. 115, 186401 (2015).
Ł. Dusanowski, M. Syperek, A. Maryński, L.H. Li, J. Misiewicz, S. Höfling, M. Kamp, A. Fiore, and G. Sęk, Single photon emission up to liquid nitrogen temperature from charged excitons confined in GaAs-based epitaxial nanostructures, Appl. Phys. Lett. 106, 233107 (2015).
Ł. Dusanowski, A. Musiał, A. Maryński, P. Mrowiński, J. Andrzejewski, P. Machnikowski, J. Misiewicz, A. Somers, S. Höfling, J. P. Reithmaier, and G. Sęk, Phonon-assisted radiative recombination of excitons confined in strongly anisotropic nanostructures, Phys. Rev. B 90, 125424 (2014).
Ł. Dusanowski, M. Syperek, P. Mrowiński, W. Rudno-Rudziński, J. Misiewicz, A. Somers, S. Höfling, M. Kamp, J. P. Reithmaier, and G. Sęk, Single photon emission at 1.55 μm from charged and neutral exciton confined in a single quantum dash, Appl. Phys. Lett. 105, 021909 (2014).
Ł. Dusanowski, M. Syperek, W. Rudno-Rudziński, P. Mrowiński, G. Sȩk, J. Misiewicz, A. Somers, J. P. Reithmaier, S. Höfling, and A. Forchel, Exciton and biexciton dynamics in single self-assembled InAs/InGaAlAs/InP quantum dash emitting near 1.55 μm, Appl. Phys. Lett. 103, 253113 (2013).
Ł. Dusanowski, A. Musiał, G. Sęk, and P. Machnikowski, The Phonon-Assisted Radiative Recombination of Excitons Confined in InAs Quantum Dashes, Acta Phys. Pol. A 124, 813 (2013).
Ł. Dusanowski, A. Golnik, M. Syperek, J. Suffczyński, M. Nawrocki, G. Sęk, J. Misiewicz, T. W. Schlereth, C. Schneider, S. Höfling, M. Kamp, and A. Forchel, Properties of InGaAlAs/AlGaAs quantum dots for single photon emission in the near infrared and visible spectral range, AIP Conf. Proc. 1556, 540 (2013).
M. Syperek, Ł. Dusanowski, J. Andrzejewski, W. Rudno-Rudziński, G. Sȩk, J. Misiewicz, and F. Lelarge, Carrier relaxation dynamics in InAs/GaInAsP/InP(001) quantum dashes emitting near 1.55 μm, Appl. Phys. Lett. 103, 083104 (2013).
Ł. Dusanowski, A. Golnik, M. Syperek, M. Nawrocki, G. Sȩk, J. Misiewicz, T. W. Schlereth, C. Schneider, S. Höfling, M. Kamp, and A. Forchel, Single photon emission in the red spectral range from a GaAs-based self-assembled quantum dot, Appl. Phys. Lett. 101, 103108 (2012).
Ł. Dusanowski, G. Sęk, A. Musiał, P. Podemski, J. Misiewicz, A. Löffler, S. Höfling, S. Reitzenstein, and A. Forchel, Multiexcitonic emission from single elongated InGaAs/GaAs quantum dots, J. Appl. Phys. 111, 063522, (2012).

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