Institute for Quantum Optics

Publications

Preprints

  • M. K. Koch, V. Bharadwaj und A. Kubanek. Limits for coherent optical control of quantum emitters in layered materials. arXiv:2312.11090

  • M. Klotz, R. Waltrich, N. Lettner, V. Agafonov and A. Kubanek. Strongly Coupled Spins of Silicon-Vacancy Centers Inside a Nanodiamond with Sub-Megahertz Linewidth. arXiv:2312.08967

  • N. Lettner, L. Antoniuk, A. P. Ovvyan, H. Gehring, D. Wendland, V. N. Agafonov, W. H. P. Pernice and A. Kubanek. Controlling all Degrees of Freedom of the Optical Coupling in Hybrid Quantum Photonics. arXiv:2310.17198 (2023)

  • L. Antoniuk, N. Lettner, A. P. Ovvyan, S. Haugg, M. Klotz, H. Gehring, D. Wendland, V. N. Agafonov, W. H. P. Pernice and A. Kubanek. All-Optical Spin Initialization via a Cavity Broadened Optical Transition in On-Chip Hybrid Quantum Photonics. arXiv:2308.15544 (2023)
     

2024

  • B. Lubotzky, A. Nazarov, H. Abudayyeh, L. Antoniuk, N. Lettner, V. Agafonov, A. V. Bennett, S. Majumder, V. Chandrasekaran, E. G. Bowes, H. Htoon, J. A. Hollingsworth, A. Kubanek und R. Rapaport. Room-Temperature Fiber-Coupled Single-Photon Sources based on Colloidal Quantum Dots and SiV Centers in Back-Excited Nanoantennas. ACS Nano Letters (2024)

2023

  • G. Bayer, R. Berghaus, S. Sachero, A. B. Filipovski, L. Antoniuk, N. Lettner, R. Waltrich, M. Klotz, P. Maier, V. Agafonov and A. Kubanek. Optical driving, spin initialization and readout of single SiV− centers in a Fabry-Perot resonator. Communications Physics 6.1 (2023): 300.

  • R. Waltrich, M. Klotz, V. N. Agafonov und A. Kubanek. Two-photon interference from silicon-vacancy centers in remote nanodiamonds. Nanophotonics 20230379 (2023)

  • F. Feuchtmayr, R. Berghaus, S. Sachero, G. Bayer, N. Lettner, R. Waltrich, P. Maier, V. Agafonov and A. Kubanek. Enhanced Spectral Density of a Single Germanium Vacancy Center in a Nanodiamond by Cavity-Integration. Applied Physics Letters 123.2 (2023)

  • K. Sharman, O. Golami, S. Christopher Wein, H. Zadeh-Haghighi, C. Gomes da Rocha, A. Kubanek, C. Simon. A DFT study of electron–phonon interactions for the C2CN and VNNB defects in hexagonal boron nitride: investigating the role of the transition dipole direction. J.Phys.: Condens. Matter 35 38570

  • E. Hernández, E. Redolfi, C. Stella, G. Andrini, E. Corte, S. Sachero, S. Tchernij, F. Picariello, T. Herzig, Y. Borzdov, I. Kupriyanov, A. Kubanek, P. Olivero, J. Meijer, P. Traina, Y. Palyanov, J. Forneris. Efficiency Optimization of Ge-V Quantum Emitters in Single-Crystal Diamond upon Ion Implantation and HPHT Annealing.  Advanced Quantum Technologies (2023): 2300010

2022

2021

  • R. Waltrich, B. Lubotzky, H. Abudayyeh, E. S. Steiger, K. G. Fehler, N. Lettner, V. A. Davydov, V. N. Agafonov, R. Rapaport, and A. Kubanek. High-purity single photons obtained with moderate-NA optics from SiV center in nanodiamonds on a bullseye antenna. New Journal of Physics 23, 113022 (2021)
  • K. G. Fehler, L. Antoniuk,  N. Lettner, A. P. Ovvyan, R. Waltrich, N. Gruhler, V. A. Davydov, V. N. Agafonov, W. H. P. Pernice, and A. Kubanek. Hybrid Quantum Photonics Based on Artificial Atoms Placed Inside One Hole of a Photonic Crystal Cavity. ACS Photonics 8, 9, 2635-2641 (2021)
  • S. Häußler, G. Bayer, R. Waltrich, N. Mendelson, C. Li, D. Hunger, I. Aharonovich, and A. Kubanek. Tunable Fiber-Cavity Enhanced Photon Emission from Defect Centers in hBN. Advanced Optical Materials 2002218 (2021)
  • M. Hoese, M. K. Koch, V. Bharadway, J. Lang, J. P. Hadden, R. Yoshizaki, A. N. Giakoumaki, R. Ramponi, F. Jelezko, S. M. Eaton, and A. Kubanek. Integrated Magnetometry Platform with Stackable Waveguide-Assisted Detection Channels for Sensing Arrays. Physical Review Applied 15, 054059 (2021)

2020

  • M. Hoese, P. Reddy, A. Dietrich, M. K. Koch, K. G. Fehler, M. W. Doherty, and A. Kubanek. Mechanical decoupling of quantum emitters in hexagonal boron nitride from low-energy phonon modes. Science Advances 6, eaba6038 (2020)
  • K. G. Fehler, A. P. Ovvyan, L. Antoniuk, N. Lettner, N. Gruhler, V. A. Davydov, V. N. Agafonov, W. H. P. Pernice, and A. Kubanek. Purcell-enhanced emission from individual SiV− center in nanodiamonds coupled to a Si3N4-based, photonic crystal cavity. Nanophotonics 20200257 (2020)
  • H. Siampour, O. Wang, V. A. Zenin, S. Boroviks, P. Siyushev, Y. Yang, V. A. Davydov, L. F. Kulikova, V. N. Agafonov, A. Kubanek, N. A. Mortensen, F. Jelezko, and S. I. Bozhevolnyi. Ultrabright single-photon emission from germanium-vacancy zero-phonon lines: deterministic emitter-waveguide interfacing at plasmonic hot spots. Nanophotonics 9, 4, 953-962 (2020)
  • J. Lang, S. Häußler, J. Fuhrmann, R. Waltrich, S. Laddha, J. Scharpf, A. Kubanek, B. Naydenov, and F. Jelezko. Long optical coherence times of shallow-implanted, negatively charged silicon vacancy centers in diamond. Applied Physics Letters 116, 064001 (2020)
  • A. Dietrich, M. W. Doherty, I. Aharonovich, and A. Kubanek. Solid-state single photon source with Fourier transform limited lines at room temperature. Physical Review B 101, 081401(R) (2020)

2019

  • S. Häußler, L. Hartung, K. G. Fehler, L. Antoniuk, L. F. Kulikova, V. A. Davydov, V. N. Agafonov, F. Jelezko, and A. Kubanek. Preparing single SiV- center in nanodiamonds for external, optical coupling with access to all degrees of freedom. New Journal of Physics 21, 103047 (2019)
  • K. G. Fehler, A. P. Ovvyan, N. Gruhler, W. H. P. Pernice, and A. Kubanek. Efficient Coupling of an Ensemble of Nitrogen Vacancy (NV-) to the Mode of a High-Q, Si3N4 Photonic Crystal Cavity. ACS Nano 13, 6, 6891-6898 (2019)
  • S. Häußler, J. Benedikter, K. Bray, B. Regan, A. Dietrich, J. Twamley, I. Aharonovich, D. Hunger, and A. Kubanek. Diamond photonics platform based on silicon vacancy centers in a single-crystal diamond membrane and a fiber cavity. Physical Review B 99, 165310 (2019)
  • L. J. Rogers, O. Wang, Y. Liu, L. Antoniuk, C. Osterkamp, V. A. Davydov, V. N. Agafonov, A. B. Filipovski, F. Jelezko, and A. Kubanek. Single Si-V- Centers in Low-Strain Nanodiamonds with Bulklike Spectral Properties and Nanomanipulation Capabilities. Physical Review Applied 11, 024073 (2019)

2018

  • A. Dietrich, M. Bürk, E. S. Steiger, L. Antoniuk, T. T. Tran, M. Nguyen, I. Aharonovich, F. Jelezko, and A. Kubanek. Observation of Fourier transform limited lines in hexagonal boron nitride. Physical Review B 98, 081414(R) (2018)
  • T. T. Tran, M. Kianinia, M. Nguyen, S. Kim, Z.-Q. Xu, A. Kubanek, M. Toth, and I. Aharonovich. Resonant Excitation of Quantum Emitters in Hexagonal Boron Nitride. ACS Photonics 5, 2, 295-300 (2018)

2017

  • S. Häußler, G. Thiering, A. Dietrich, N. Waasem, T. Teraji, J. Isoya, T. Iwasaki, M. Hatano, F. Jelezko, A. Gali, and A. Kubanek. Photoluminescence excitation spectroscopy of SiV- and GeV- color center in diamond. New Journal of Physics 19, 063036 (2017)