Peer Reviewed Publications

This list includes pre-prints that have been submitted to journals and are under peer-review.

2022

• R. Valivarthi, L. Narváez, S. I. Davis N. Lauk, C. Peña, S. Xie, J. P. Allmaras, A. D. Beyer, B. Korzh, A. Mueller, M. Kiburg, M. D. Shaw, E. E. Wollman, D. Oblak, N. Sinclair, and M. Spiropulu
  “Picosecond Synchronization System for Quantum Networks”
  Journal of Lightwave Technology, doi: 10.1109/JLT.2022.3194860 (2022)

• C. L. Cortes, P. Lefebvre, N. Lauk, M. J. Davis, N. Sinclair, S. K. Gray, and D. Oblak
  “Sample-efficient adaptive calibration of quantum networks using Bayesian optimization”
  Phys. Rev. Applied 17, 034067 28 March 2022
  arXiv:2106.06113 (2021)

• S.-H. Wei, B. Jing, X.-Y. Zhang, J.-Y. Liao, C.-Z. Yuan, B.-Y. Fan, C. Lyu, D.-L. Zhou, Y. Wang, G.-W. Deng, H.-Z. Song, D. Oblak, G.-C. Guo, Q. Zhou,
  “Towards Real-World Quantum Networks: A Review”
  Laser & Photonics Reviews 2022, 16, 2100219, (2022)

• V. Salari, S. Rodrigues, E. Saglamyurek, C. Simon, D. Oblak
  “Are Brain–Computer Interfaces Feasible With Integrated Photonic Chips?”
  Frontiers in Neuroscience 15, 780344, (2022)

2021

• M. Gündoğan, T. Jennewein, F. K. Asadi, E. D. Ros, E. Sağlamyürek, D. Oblak, T. Vogl, D. Rieländer, J. Sidhu, S. Grandi, L. Mazzarella, J. Wallnöfer, P. Ledingham, L. LeBlanc, M. Mazzera, M. Mohageg, J. Wolters, A. Ling, M. Atatüre, H. de Riedmatten, D. Oi, C. Simon, and M. Krutzik
  “Topical White Paper: A Case for Quantum Memories in Space”
  Preprint: arXiv:2111.09595 (2021)

• M. F. Askarani, A. Das, J. H. Davidson, G. C. Amaral, N. Sinclair, J. A. Slater, S. Marzban, C. W. Thiel, R. L. Cone, D. Oblak, and W. Tittel
  “A long-lived solid-state optical quantum memory for high-rate quantum repeaters”
  Phys. Rev. Lett. 127, 220502 (2021)
  arXiv:2106.02530 (2021)

• P. Lefebvre, R. Valivarthi, Q. Zhou, L. Oesterling, D. Oblak, and W. Tittel
  “Compact energy–time entanglement source using cascaded nonlinear interactions”
  JOSA B 38 (4), 1380-1385 (2021)

• M. Noweir, M. Helaoui, D. Oblak, W. Chen, and F.M. Ghannouchi
  Linearization of Radio-Over-Fiber Cloud-RAN Transmitters Using Pre-and Post-Distortion Techniques
  IEEE Photonics Technology Letters 33 (7), 339-342 (2021)

• N. Sinclair, D. Oblak, E. Saglamyurek, R. L. Cone, C. W. Thiel, and W. Tittel
  “Optical coherence and energy-level properties of a Tm³⁺-doped LiNbO₃ waveguide at sub-Kelvin temperatures”
  Physical Review B 103 (13), 134105
  arXiv:2101.08863 (2021)

2020

• M. Noweir, M. Helaoui, D. Oblak, and F. M. Ghannouchi
  “Linearized Full duplex Radio-over-Fiber-over-Space Mixerless Transceiver Architecture”
  IEEE Photonics Technology Letters (2020)

• R. Valivarthi, S. I. Davis, C. Peña, S. Xie, N. Lauk, L. Narváez, J. P. Allmaras, A. D. Beyer, Y. Gim, M. Hussein, G. Iskander, H. L. Kim, B. Korzh, A. Mueller, M. Rominsky, M. Shaw, D. Tang, E. E. Wollman, C. Simon, P. Spentzouris, D. Oblak, N. Sinclair, and M. Spiropulu
  “Teleportation Systems Toward a Quantum Internet”
  PRX Quantum 1 (2), 020317 (2020)

• D. Dalacu, D. B. Northeast, P. J. Poole, G. C. Aers, R. L. Williams, K. A. Owen, D. Oblak
  “Pump power control of photon statistics in a nanowire quantum dot”
  Physical Review B 102 (11), 115401 (2020)

• Q. Xi, S. Wei, C. Yuan, X. Zhang, Y. Wang, H. Song, G. Deng, B. Jing, D. Oblak, and Q. Zhou
  “Experimental observation of coherent interaction between laser and erbium ions ensemble doped in fiber at sub 10 mK”
  Science China Information Sciences 63 (8), 1-7 (2020)
  

• J. H. Davidson, P. Lefebvre, J. Zhang, D. Oblak, and W. Tittel
  “Improved light-matter interaction for storage of quantum states of light in a thulium-doped crystal cavity”
  Physical Review A 101 (4), 042333 (2020)
  

• M. Falamarzi Askarani, T. Lutz, M. Grimau Puigibert, N. Sinclair, D. Oblak, and W. Tittel
  “Persistent atomic frequency comb based on Zeeman sub-levels of an erbium-doped crystal waveguide”
  arXiv:1907.07780 (2019)
  J. Opt. Soc. Am. B 37, 352-358 (2020)
  

• M. Grimau Puigibert, M. Falamarzi Askarani, J. H. Davidson, V. B. Verma, M. D. Shaw, S. W. Nam, T. Lutz, G. C. Amaral, D. Oblak, W. Tittel
  “Entanglement and non-locality between disparate solid-state quantum memories mediated by photons”
  arXiv:1905.08184 (2019)
  Phys. Rev. Research 2, 013039 (2020)

2019

• R. Valivarthi, P. Umesh, C. John, K. A. Owen, V. B. Verma, S. W. Nam, D. Oblak, Q. Zhou, W. Tittel
  “Measurement-device-independent quantum key distribution coexisting with classical communication”
  arXiv:1905.00465
  Quantum Sci. Technol. 4, 045002 (2019)

• M. Falamarzi Askarani, M. Grimau Pugibert, T. Lutz, V. B. Verma, M. D. Shaw, S. W. Nam, N. Sinclair, D. Oblak, W. Tittel
  “Storage and Reemission of Heralded Telecommunication-Wavelength Photons Using a Crystal Waveguide”
  arXiv:1804.05699 (2018)
  Phys. Rev. Applied 11, 054056 (2019)

2017

• P. Zarkeshian, C. Deshmukh, N. Sinclair, S. K. Goyal, G. H. Aguilar, P. Lefebvre, M. Grimau Puigibert, V. B. Verma, F. Marsili, M. D. Shaw, S. W. Nam, K. Heshami, D. Oblak, W. Tittel and C. Simon
  “Entanglement between more than two hundred macroscopic atomic ensembles in a solid”
  Nat. Comm. 8, 906 (2017)

• M. Grimau Puigibert, G. H. Aguilar, Q. Zhou, F. Marsili, M. D. Shaw, V. B. Verma, S. W. Nam, D. Oblak and W. Tittel.
  “Heralded single photons based on spectral multiplexing and feed-forward control”
  Phys. Rev. Lett. 119, 083601 (2017)

• R. Valivarthi, Q. Zhou, C. John, F. Marsili, V. B. Verma, M. D. Shaw, S. W. Nam, D. Oblak and W. Tittel
  “A cost-effective measurement-device-independent quantum key distribution system for quantum networks”
  Quantum Science and Techn. 2, 04LT01 (2017)

• N. Sinclair, D. Oblak, C. W. Thiel, R. L. Cone and W. Tittel.
  “Properties of a Rare-Earth-Ion-Doped Waveguide at Sub-Kelvin Temperatures for Quantum Signal Processing”
  Phys. Rev. Lett. 118, 100504 (2017)

2016

• N. Sinclair, K. Heshami, C. Deshmukh, D. Oblak, C. Simon and W. Tittel
  “Proposal and proof-of-principle demonstration of non-destructive detection of photonic qubits using a Tm:LiNbO₃ waveguide”
  Nat. Comm. 7, 13454 (2016)

• E. Saglamyurek, M. Grimau Puigibert, Q. Zhou, L. Giner, F. Marsili, V. B. Verma, S. W. Nam, L. Oesterling, D. Nippa, D. Oblak and W. Tittel
  “A multiplexed light-matter interface for fibre-based quantum networks”
  Nat. Comm. 7, 11202 (2016)

• R. Valivarthi, M. Grimau Puigibert, Q. Zhou, G. H. Aguilar, V. B. Verma, F. Marsili, M. D. Shaw, S. W. Nam, D. Oblak and W. Tittel
  “Quantum teleportation across a metropolitan fibre network”
  Nat. Phot. 10, 676 (2016)

2015

• J. Jin, E. Saglamyurek, M. Grimau Puigibert, V. B. Verma, F. Marsili, S. W. Nam, D. Oblak and W. Tittel
  “A telecom-wavelength atomic quantum memory in optical fiber for heralded polarization qubits”
  Phys. Rev. Lett. 115, 140501 (2015)

• E. Saglamyurek, J. Jin, V. B. Verma, M. D. Shaw, F. Marsili, S. W. Nam, D. Oblak and W. Tittel
  “Quantum storage of entangled telecom-wavelength photons in an erbium-doped optical fibre”
  Nat. Phot. 9, 83 (2015)

• J. Jin, M. Grimau Puigibert, L. Giner, J. A. Slater. M. R. E. Lamont, V. B. Verma, M. D. Shaw, F. Marsili, S. W. Nam, D. Oblak and W. Tittel
  “Entanglement swapping with quantum-memory-compatible photons”
  Phys. Rev. A 92, 012329 (2015)

• R. Valivarthi, I. Lucio-Martinez, P. Chan, A. Rubenok, C. John, D. Korchinski, C. Duffin, F. Marsili, V. B. Verma, M. D. Shaw, J. A. Stern, S. W. Nam, D. Oblak, Q. Zhou, J. A. Slater and W. Tittel
  “Measurement-device-independent quantum key distribution: from idea towards application”
  J. Mod. Opt. 62, 1141 (2015)

2014

• R. Valivarthi, I. Lucio-Martinez, A. Rubenok, P. Chan, F. Marsili, V. B. Verma, M. D. Shaw, J. A. Stern, J. A. Slater, D. Oblak, S. W. Nam and W. Tittel
  “Efficient Bell state analyzer for time-bin qubits with fast-recovery WSi superconducting single photon detectors”
  Opt. Expr. 22, 24497 (2014)

• N. Sinclair, E. Saglamyurek, H. Mallahzadeh, J. A. Slater, M. George, R. Ricken, M. P. Hedges, D. Oblak, C. Simon, W. Sohler and W. Tittel
  “Spectral multiplexing for scalable quantum photonics using an atomic frequency comb quantum memory and feed-forward control
  Phys. Rev. Lett. 113, 053603 (2014)

• E. Saglamyurek, N. Sinclair, J. A. Slater, K. Heshami, D. Oblak and W. Tittel
  “An integrated processor for photonic quantum states using a broadband light-matter interface”
  New J. Phys. 16, 065019 (2014)

2013

• J. Jin, J. A. Slater, E. Saglamyurek, N. Sinclair, M. George, R. Ricken, D. Oblak, W. Sohler and W. Tittel
  “Two-photon interference of weak coherent laser pulses recalled from separate solid-state quantum memories”
  Nat. Comm. 4, 2386 (2013)

• S. L Christensen, J. B Béguin, H. L. Sørensen, E. Bookjans, D. Oblak, J. H Müller, J. Appel and E. S. Polzik.
  “Toward quantum state tomography of a single polariton state of an atomic ensemble”
  New J. of Phys. 15, 015002 (2013)

2012

• E. Saglamyurek, N. Sinclair, J. Jin, J.A. Slater, D. Oblak, F. Bussieres, M. George, Ricken, W. Sohler, and W. Tittel.
  “Conditional detection of pure quantum states of light after storage in a Tm-doped waveguide”
  Phys. Rev. Lett. 108, 083602 (2012)

2011

• E. Saglamyurek, N. Sinclair, J. Jin, J.A. Slater, D. Oblak, F. Bussieres, M. George, Ricken, W. Sohler, and W. Tittel.
  “Broadband waveguide quantum memory for entangled photons”
  Nature 469, 512 (2011)

2010

• A. Louchet-Chauvet, J. Appel, J. J. Renema, D. Oblak, and E. S. Polzik.
  “Projection noise limited and entanglement assisted atomic clock”
  New J. Phys. 12, 065032 (2010)

2009

• P. J. Windpassinger, D. Oblak, U. B. Hoff, A. Louchet, J. Appel, N. Kjærgaard, and E. S. Polzik.
  “Squeezing of Atomic Quantum Projection Noise”
  Mod. Opt. 56, 1993 (2009)

• J. Appel, P. J. Windpassinger, D. Oblak, U. B. Hoff, N. Kjærgaard, and E. S. Polzik,
  “Mesoscopic atomic entanglement for precision measurements beyond the standard quantum limit”
  PNAS 106, 27, 10960 (2009)

• M. Saffman, D. Oblak, J. Appel and E. S. Polzik,
  “Optimal spin squeezing of atomic ensembles by multi-colour quantum nondemolition measurements”
  Phys. Rev. A 79, 023831 (2009)

2008

• D. Oblak, J. Appel, P. J. Windpassinger, U. B. Hoff, N. Kjærgaard, and E. S. Polzik,
  “Echo spectroscopy of atomic dynamics in a Gaussian trap via phase imprints”
  Eur. Phys. J. D 50, 67 (2008)

• G. Hétet, M. Hosseini, B. Sparkes, D. Oblak, P. K. Lam and B. C. Buchler
  “Photon echoes generated by reversing magnetic field gradients in a rubidium vapour”
  Opt. Lett. 33, (20), 2323 (2008)

• P. J. Windpassinger, D. Oblak, U.B. Hoff, J. Appel, N. Kjærgaard, and E.S. Polzik,
  “Inhomogeneous light shift effects on atomic quantum state evolution in non-destructive measurements”
  New J. Phys. 10, 053032 (2008)

• H. Krauter, J. Sherson, K. Jensen, T. Fernholz, D. Oblak, P. J. Windpassinger, N. Kjærgaard, J. Neergaard-Nielsen, B. Melholt-Nielsen, A. Hilliard, C. Olausson, J.H. Muller, and E. S. Polzik.
  “Quantum interface between light and atomic ensembles” in “Proceedings of the XVIII International Conference on Laser Spectroscopy (ICOLS) 2007”
  Eds. Hollberg, J. Bergquist, M. Kasevich, World Scientific (2008).

• P. J. Windpassinger, D. Oblak, P. G. Petrov, M. Kubasik, M. Saffman, L. Garrido Alzar, J. Appel, J. H. Müller, N. Kjærgaard, and E. S. Polzik,
  “Nondestructive Probing of Rabi Oscillations on the Cesium Clock Transition near the Standard Quantum Limit”
  Phys. Rev. Lett., 100, 103601 (2008)

2007

• P. G. Petrov, D. Oblak, C. L. Garrido Alzar, N. Kjærgaard, P. Windpassinger, and E. S. Polzik,
  “Nondestructive interferometric characterization of an optical dipole trap”
  Phys. Rev. A 75, 033803 (2007)

2005

• D. Oblak, P. G. Petrov, C. L. Garrido Alzar, J. K. Mikkelsen, W. Tittel, A. K. Vershovski, J. L. Sørensen and E. S. Polzik,
  “Quantum noise limited interferometric measurement of atomic noise: towards spins squeezing on the Cs clock transition”
  Phys. Rev. A 71, 043807 (2005)

• J. H. Müller, P.G. Petrov, D. Oblak, C. L. Garrido Alzar, S. R. de Echaniz and E.S. Polzik,
  “Diffraction effects on light–atomic-ensemble quantum interface”
  Phys. Rev. A 71, 033803 (2005)

Other Publications

• C. L. Garrido Alzar, P. G. Petrov, D. Oblak, J. H. Müller and E. S. Polzik,
  “Compensation of eddy-current induced magnetic field transients in a MOT”
  arXiv:physics/0701251

• K. Jensen, D. Oblak, and E.S. Polzik
  “Kvanteinformation og kommunikation: Den næste kvanterevolution”
  in Københavns Universitets Almanak, Skrive- og Rejsekalender for år 2010 (2009)