Preprint

  1. Chan Roh, Geunhee Gwak, Young-Do Yoon, and Young-Sik Ra, "Generation of three-dimensional cluster entangled state”, arXiv:2309.05437.

2023

  1. Chan Roh, Young-Do Yoon, Jiyong Park, and Young-Sik Ra, “Continuous-variable nonclassicality certification under coarse-grained measurement”, Phys. Rev. Research 5, 043057 (2023).
  2. Hyeon-Jin Kim, Ji-Hyeok Jung, Kyung-Jun Lee, and Young-Sik Ra, "Recovering quantum entanglement after its certification”, Sci. Adv. 9, eadi5261 (2023).

2021

  1. Olena Kovalenko, Young-Sik Ra, Yin Cai, Vladyslav C. Usenko, Claude Fabre, Nicolas Treps, and Radim Filip, “Frequency-multiplexed entanglement for continuous-variable quantum key distribution”, Photon. Res. 9, 2351-2359 (2021).
  2. Chan Roh, Geunhee Gwak, and Young-Sik Ra, “Robust squeezed light against mode mismatch using a self imaging optical parametric oscillator”, Sci. Rep. 11, 18991 (2021).

2020

  1. Young-Sik Ra, Adrien Dufour, Mattia Walschaers, Clément Jacquard, Thibault Michel, Claude Fabre, and Nicolas Treps, "Non-Gaussian quantum states of a multimode light field”, Nat. Phys. 16, 144-147 (2020).

2019

  1. Mattia Walschaers, Young-Sik Ra, and Nicolas Treps, "Mode-dependent-loss model for multimode photon-subtracted states”, Phys. Rev. A 100, 023828 (2019).

2009-2018

  1. Young-Sik Ra, Clément Jacquard, Adrien Dufour, Claude Fabre, Nicolas Treps, “Tomography of a Mode-Tunable Coherent Single-Photon Subtractor”, Phys. Rev. X 7, 031012 (2017).
  2. Young-Sik Ra, Malte C. Tichy, Hyang-Tag Lim, Clemens Gneiting, Klaus Mølmer, Andreas Buchleitner, Yoon-Ho Kim, “Reversed interplay of quantum interference and which-way information in multiphoton entangled states”, Phys. Rev. A 96, 023845 (2017).
  3. Young-Sik Ra, Hyang-Tag Lim, and Yoon-Ho Kim, “Remote preparation of three-photon entangled states via single-photon measurement”, Phys. Rev. A 94, 042329 (2016).
  4. Young-Sik Ra, Hyang-Tag Lim, Joo-Eon Oh, and Yoon-Ho Kim, “Phase and amplitude controlled heralding of N00N states”, Opt. Express 23, 30807 (2015).
  5. Malte C Tichy, Young-Sik Ra, Hyang-Tag Lim, Clemens Gneiting, Yoon-Ho Kim, and Klaus Mølmer, “Double-Fock superposition interferometry for differential diagnosis of decoherence”, New J. of Phys. 17, 023008 (2015).
  6. Osung Kwon, Young-Sik Ra, Hyang-Tag Lim, Yong-Su Kim, and Yoon-Ho Kim, “Entangling two separate photonic ququarts using linear optical elements”, Phys. Rev. A 90, 063830 (2014).
  7. Young-Sik Ra, Malte C. Tichy, Hyang-Tag Lim, Osung Kwon, Florian Mintert, Andreas Buchleitner, and Yoon-Ho Kim, “Comment on ‘Non-monotonic projection probabilities as a function of distinguishability’”, New J. of Phys. 16, 118003 (2014).
  8. Hyang-Tag Lim, Young-Sik Ra, Kang-Hee Hong, Seung-Woo Lee, and Yoon-Ho Kim, “Fundamental bounds in measurements for estimating quantum states”, Phys. Rev. Lett. 113, 020504 (2014).
  9. Osung Kwon, Kwang-Kyoon Park, Young-Sik Ra, Yong-Su Kim, and Yoon-Ho Kim, “Time-bin entangled photon pairs from spontaneous parametric down-conversion pumped by a cw multi-mode diode laser”, Opt. Express 21, 25492-25500 (2013).
  10. Young-Sik Ra, Malte C. Tichy, Hyang-Tag Lim, Osung Kwon, Florian Mintert, Andreas Buchleitner, and Yoon-Ho Kim, “Observation of detection-dependent multi-photon coherence times”, Nat. Commun. 4, 2451 (2013).
  11. Young-Sik Ra, Malte C. Tichy, Hyang-Tag Lim, Osung Kwon, Florian Mintert, Andreas Buchleitner, and Yoon-Ho Kim, “Nonmonotonic quantum-to-classical transition in multiparticle interference”, Proc. Natl. Acad. Sci. USA 110, 1227-1231 (2013).
  12. Hyang-Tag Lim, Yong-Su Kim, Young-Sik Ra, Joonwoo Bae, and Yoon-Ho Kim, “Experimental realization of an approximate transpose operation for qutrit systems using a structural physical approximation”, Phys. Rev. A 86, 042334 (2012).
  13. Jong-Chan Lee, Yong-Su Kim, Young-Sik Ra, Hyang-Tag Lim, and Yoon-Ho Kim, “Scheme for directly observing the noncommutativity of the position and the momentum operators with interference”, Phys. Rev. A 86, 042112 (2012).
  14. Gunnar Björk, Jonas Söderholm, Yong-Su Kim, Young-Sik Ra, Hyang-Tag Lim, Christian Kothe, Yoon-Ho Kim, Luis L. Sánchez-Soto, and Andrei B. Klimov, “Central-moment description of polarization for quantum states of light”, Phys. Rev. A 85, 053835 (2012).
  15. Hyang-Tag Lim, Yong-Su Kim, Young-Sik Ra, Joonwoo Bae and Yoon-Ho Kim, “Experimental Realization of an Approximate Partial Transpose for Photonic Two-Qubit Systems”, Phys. Rev. Lett. 107, 160401 (2011).
  16. Malte C. Tichy, Hyang-Tag Lim, Young-Sik Ra, Florian Mintert, Yoon-Ho Kim, and Andreas Buchleitner, “Four-photon indistinguishability transition”, Phys. Rev. A 83, 062111 (2011).
  17. Hyang-Tag Lim, Young-Sik Ra, Yong-Su Kim, Joonwoo Bae and Yoon-Ho Kim, “Experimental implementation of the universal transpose operation using the structural physical approximation”, Phys. Rev. A 83, 020301(R) (2011).
  18. Yong-Su Kim, Hyang-Tag Lim, Young-Sik Ra and Yoon-Ho Kim, “Experimental verification of the commutation relation for Pauli spin operators using single-photon quantum interference”, Phys. Lett. A 374, 4393–4396 (2010).
  19. Osung Kwon, Young-Sik Ra and Yoon-Ho Kim, “Observing photonic de Broglie waves without the maximally-path-entangled |N, 0⟩ + |0, N⟩ state”, Phys. Rev. A 81, 063801 (2010).
  20. Young-Wook Cho, Hyang-Tag Lim, Young-Sik Ra and Yoon-Ho Kim, “Weak Value Measurement with an Incoherent Measuring Device”, New J. of Phys. 12, 023036 (2010).
  21. Osung Kwon, Young-Sik Ra and Yoon-Ho Kim, “Coherence properties of spontaneous parametric down-conversion pumped by a multi-mode cw diode laser”, Opt. Express 17, 13059-13069 (2009).
  22. Yong-Su Kim, Young-Wook Cho, Young-Sik Ra, and Yoon-Ho Kim, “Reversing the weak quantum measurement for a photonic qubit”, Opt. Express 17, 11978-11985 (2009).