Quantum Memories Laboratory

Research focus:

Experiments with spatially multimode quantum memories:

  1. Michał Parniak, Mateusz Mazelanik, Adam Leszczyński, Michał Lipka, Michał Dąbrowski, Wojciech Wasilewski, Wavevector multiplexed quantum memory as a universal platform for quantum state preparation, Nature Communications 8, 2140 (2017)
  2. Michał Parniak, Mateusz Mazelanik, Adam Leszczyński, Michał Lipka, Michał Dąbrowski, Wojciech Wasilewski, Multidimensional quantum optics of spin waves through ac-Stark modulation, arXiv:1804.05854
  3. M. Dąbrowski, M. Parniak and W. Wasilewski, Einstein-Podolsky-Rosen paradox in a hybrid bipartite system, Optica 4, 272-275 (2017), arXiv:1607.05865
  4. R. Chrapkiewicz, M. Dąbrowski, W. Wasilewski, High-Capacity Angularly Multiplexed Holographic Memory Operating at the Single-Photon Level, Phys. Rev. Lett. 118, 063603 (2017), arXiv:1604.06049

Experimental impelentations of quatum-enhanced protocols:

  1. Michał Jachura, Michał Lipka, Marcin Jarzyna, Wojciech Wasilewski, Konrad Banaszek, Visibility-based hypothesis testing using higher-order optical interference, Phys. Rev. Lett. 120, 110502 (2018)
  2. Michał Parniak, Sebastian Borówka, Kajetan Boroszko, Wojciech Wasilewski, Konrad Banaszek, Rafał Demkowicz-Dobrzański, Superresolution imaging via two-photon interference, arXiv:1803.07096
Wojciech Wasilewski, PhD
email: w.wasilewski@dev.dev.cent.uw.edu.pl/en
phone: +48 22 55 32 630
room: 00.52


Spatially resolved control of fictitious magnetic fields in a cold atomic ensemble
Leszczyński, A., Mazelanik, M., Lipka, M., Parniak, M., Dąbrowski, M., & Wasilewski, W. (2018).
Optics letters, 43(5), 1147-1150.
Visibility-based hypothesis testing using higher-order optical interference.
Jachura, M., Jarzyna, M., Lipka, M., Wasilewski, W., & Banaszek, K. (2018).
Physical review letters, 120(11), 110502.
Microchannel plate cross-talk mitigation for spatial autocorrelation measurements
Lipka, M., Parniak, M., & Wasilewski, W. (2018).
Applied Physics Letters, 112(21), 211105.
Wavevector multiplexed quantum memory as a universal platform for quantum state preparation
Parniak, M., Dabrowski, M., Mazelanik, M., Leszczynski, A., Lipka, M., & Wasilewski, W. (2017).
Nature Communications 8, 2140 (2017)
Measurement of radio-frequency temporal phase modulation with chirped optical pulses
Jachura, M., Szczepanek, J., Wasilewski, W., & Karpinski, M. (2017).
arXiv preprint arXiv:1706.09881.
Einstein–Podolsky–Rosen paradox in a hybrid bipartite system
Dąbrowski, M., Parniak, M., & Wasilewski, W. (2017)
Optica, 4(2), 272-275.
High-Capacity Angularly Multiplexed Holographic Memory Operating at the Single-Photon Level
Chrapkiewicz, R., Dąbrowski, M., & Wasilewski, W. (2017).
Physical review letters, 118(6), 063603.
Optical Frequency Locked Loop for long-term stabilization of broad-line DFB lasers frequency difference
Lipka, M., Parniak, M., & Wasilewski, W. (2017).
Applied Physics B, 123(9), 238.
Phase matching alters spatial multiphoton processes in dense atomic ensembles
Leszczyński, A., Parniak, M., & Wasilewski, W. (2017).
Optics express, 25(1), 284-295.
Multimode Raman light-atom interface in warm atomic ensemble as multiple three-mode quantum operations
Parniak, M., Pęcak, D., & Wasilewski, W. (2016).
Journal of Modern Optics, 63(20), 2039-2047.
Hologram of a Single Photon
Chrapkiewicz, R., Jachura, M., Banaszek, K., & Wasilewski, W. (2016).
Nature Photonics, 10(9), 576.
Correlation steering in the angularly multimode Raman atomic memory
Mazelanik, M., Dąbrowski, M., & Wasilewski, W. (2016).
Optics express, 24(19), 21995-22003.
Coupling of four-wave mixing and Raman scattering by ground-state atomic cohrence
Parniak, M., Leszczyński, A., & Wasilewski, W. (2016).
Physical Review A, 93(5), 053821.
Mode engineering for realisitc quantum-enhanced interferometry
Jachura, M., Chrapkiewicz, R., Demkowicz-Dobrzański, R., Wasilewski, W., & Banaszek, K. (2016).
Nature communications, 7, 11411.
Magneto-optical polarization rotation in a ladder-type atomic system for tunable offset locking
Parniak, M., Leszczyński, A., & Wasilewski, W. (2016).
Applied Physics Letters, 108(16), 161103.
Calibration of wavefront distortion in light modulator setup by Fourier analysis of multibeam interference
Leszczyński, A., & Wasilewski, W. (2016).
JOSA A, 33(4), 683-688.
Quantum memory receiver for superadditive communication using binary coherent states
Klimek, A., Jachura, M., Wasilewski, W., & Banaszek, K. (2016).
Journal of modern optics, 63(20), 2074-2080.
Magnetically tuned, robust and efficient filtering system for spatially multimode quantum memory in warm atomic vapors
Dąbrowski, M., Chrapkiewicz, R., & Wasilewski, W. (2016).
Journal of modern optics, 63(20), 2029-2038.
Interference and nonlinear properties of four-wave-mixing resonances in thermal vapor: Analytical results and experimental verification.
Parniak, M., & Wasilewski, W. (2015).
Physical Review A, 91(2), 023418.
Hamiltonian design in readout from room-temperature Raman atomic memory
Dąbrowski, M., Chrapkiewicz, R., & Wasilewski, W. (2014).
Optics express, 22(21), 26076-26091.
High-fidelity spatially resolved multiphoton counting for quantum imaging applications
Chrapkiewicz, R., Wasilewski, W., & Banaszek, K. (2014).
Optics letters, 39(17), 5090-5093.
Direct observation of atomic diffusion in warm rubidium ensembles.
Parniak, M., & Wasilewski, W. (2014).
Applied Physics B, 116(2), 415-421.
How to measure diffusional decoherence in multimode rubidium vapor memories?
Chrapkiewicz, R., Wasilewski, W., & Radzewicz, C. (2014).
Optics Communications, 317, 1-6.
Generation and delayed retrieval of spatially multimode Raman scattering in warm rubidium vapors.
Chrapkiewicz, R., & Wasilewski, W. (2012).
Optics express, 20(28), 29540-29552.
Title Deadline for applications
Technology Officer – QOT 22/11/2018
  1. Michał Parniak, Mateusz Mazelanik, Adam Leszczyński, Michał Lipka, Michał Dąbrowski, Wojciech Wasilewski, Multidimensional quantum optics of spin waves through ac-Stark modulation, arXiv:1804.05854
  2. Michał Parniak, Sebastian Borówka, Kajetan Boroszko, Wojciech Wasilewski, Konrad Banaszek, Rafał Demkowicz-Dobrzański, Superresolution imaging via two-photon interference, arXiv:1803.07096
  3. Michał Dąbrowski, Mateusz Mazelanik, Michał Parniak, Adam Leszczyński, Michał Lipka, Wojciech Wasilewski, Certification of high-dimensional entanglement and Einstein-Podolsky-Rosen steering with cold atomic quantum memory, arXiv:1711.08948
We hire hard-working students with background in physics or computer science or electronics or precision mechanics.
For more info in polish see http://psi.fuw.edu.pl/bin/view/Main/Bait or contact us.