Publications marked by (*) are based on the experimental results obtained at the University of Konstanz, at the Chair of Ultrafast Phenomena and Photonics of Prof. Leitenstorfer.
High Harmonic Generation by Bright Squeezed Vacuum, Andrei Rasputnyi, Zhaopin Chen, Michael Birk, Oren Cohen, Ido Kaminer, Michael Krüger, Denis Seletskiy, Maria Chekhova, and Francesco Tani, arXiv preprint arXiv:2403.15337 (22 march 2024).
Coherent Homodyne Detection for Amplified Cross-Beam Electric-Field Induced Second Harmonic (ACE-FISH), Jean-Baptiste Billeau, Patrick Cusson, Anatoli Morozov, Arthur Dogariu, Denis Seletskiy, and Stephan Reuter, Optica Open (28 november 2023).
Passive elimination of correlated amplitude fluctuations in ultrabroadband supercontinua from highly nonlinear fibers by three-wave mixing, P Sulzer, C Beckh, A Liehl, J Huster, KR Keller, M Cimander, P Henzler, C Traum, C Riek, DV Seletskiy, and A Leitenstorfer, Opt. Lett. 45, 4714-4717 (2020).
*This work demonstrates amplitude fluctuations of 1550-nm supercontinua from highly nonlinear fibers to be anticorrelated about the spectral mid-point and shows their passive suppression through a sum-frequency process.
Determination of the electric field and its Hilbert transform in femtosecond electro-optic sampling, P Sulzer, K Oguchi, J Huster, M Kizmann, TLM Guedes, A Liehl, C Beckh, AS Moskalenko, G Burkard, DV Seletskiy, and A Leitenstorfer, Phys. Rev. A 101, 033821 (2020).
*We demonstrated that the electric field amplitude and its Hilbert transform can be accessed with an electro-optic measurement equipped with a quarter-wave and half-wave plates, respectively.
Broadband analysis and self-control of spectral fluctuations in a passively phase-stable Er-doped fiber frequency comb, A Liehl, P Sulzer, D Fehrenbacher, S Eggert, M Ludwig, F Ritzkowsky, DV Seletskiy, and A Leitenstorfer, Phys. Rev. A 101, 023801 (2020).
*Building on earlier results with passively phase-locked fiber-based frequency combs, this work reports achievement of i) a relative uncertainty of the carrier-envelope phase below 10-21 obtained within several hours of measurement; ii) self-referenced reduction of the optical linewidth to sub-5 kHz level.
Unidimensional time-domain quantum optics, S Virally and B Reulet, Phys. Rev. A 100, 023833 (2019).
We introduced quantum optical ladder operators for time-domain first-quantization and showed how their quadratures are linked in a non-causal way to the electric field.
Subcycle squeezing of light from a time flow perspective, M Kizmann, TLM Guedes, DV Seletskiy, AS Moskalenko, A Leitenstorfer, and G Burkard, Nat. Phys. 15, 960-966 (2019).
By finding an exact analytical solution to the problem of sub-cycle (time-domain) squeezing of a broadband vacuum mode, we demonstrated the emergence of its relativistic interpretation involving a flow of local time.
Deterministic nonlinear transformations of phase noise in quantum-limited frequency combs, A Liehl, P Sulzer, D Fehrenbacher, T Rybka, DV Seletskiy, and A Leitenstorfer, Phys. Rev. Lett. 122, 203902 (2019).
*Through careful measurements we were able to prove that an optical linewidth of the passively-locked fs frequency comb results from deterministic transformations of the original phase noise of a quantum-limited master oscillator.
Spectra of Ultrabroadband Squeezed Pulses and the Finite-Time Unruh-Davies Effect, TLM Guedes, M Kizmann, DV Seletskiy, A Leitenstorfer, G Burkard, and AS Moskalenko, Phys. Rev. Lett. 122, 053604 (2019). [quant-ph arXiv].
*Together with theory colleagues from U. Konstanz, we showed ultrabroadband spectra of quantum emission arising from single-cycle parametric drive and showed its connection to Unruh-Davies effect with a finite acceleration time.
Efficient Emission Enhancement of Single CdSe/CdS/PMMA Quantum Dots through Controlled Near-Field Coupling to Plasmonic Bullseye Resonators, F Werschler, B Lindner, C Hinz, F Conradt, P Gumbsheimer, Y Behovits, C Negele, T de Roo, S Mecking, A Leitenstorfer, and DV Seletskiy, Nano Lett. 18, 5396 (2018).
Photonic properties of novel Yb3+ doped germanium-lead oxyfluoride glass-ceramics for laser cooling applications, LJQ Maia, J Thomas, Y Ledemi, KV Krishnaiah, D Seletskiy, Y Messaddeq, and R Kashyap, Front. Optoelectron. 11, 189–198 (2018).
Charge and spin control of ultrafast electron and hole dynamics in single CdSe/ZnSe quantum dots, C Hinz, P Gumbsheimer, C Traum, M Holtkemper, B Bauer, J Haase, S Mahapatra, A Frey, K Brunner, DE Reiter, T Kuhn, DV Seletskiy, and A Leitenstorfer, Phys. Rev. B 97, 045302 (2018).
Quantum interference current in InSb injected by intense terahertz radiation, J Bühler, C Schmidt, H Schneider, M Helm, A Pashkin, and DV Seletskiy, J. Infrared Milli. Terahz. Waves 38, 808-812 (2017).
Ultrabroadband out-of-loop characterization of the carrier-envelope phase noise of an offset-free Er:fiber frequency comb, A Liehl, D Fehrenbacher, P Sulzer, A Leitenstorfer, and DV Seletskiy, Opt. Lett. 42, 2050-2053 (2017); selected as “Editor’s pick”
Photon-pair shot noise in electron shot noise, JO Simoneau, S Virally, C Lupien, and B Reulet, Phys. Rev. B 95, 060301(R) (2017); selected for “Rapid Communication”
Femtosecond measurements of electric fields: from classical amplitudes to quantum trajectories, C Riek, DV Seletskiy, and A Leitenstorfer, Eur. J. Phys. 38, 024003 (2017).
Subcycle quantum electrodynamics, C Riek, P Sulzer, M Seeger, A Moskalenko, G Burkard, D Seletskiy, and A Leitenstorfer, Nature 541, 376 (2017); [quant-ph arXiv], featured in Nature “News and Views“
Classical trajectories in polar-asymmetric laser fields: Synchronous THz and XUV emission, A Gragossian, DV Seletskiy, and M Sheik-Bahae, Sci. Rep. 6, 34973 (2016); arXiv:1409.8388 [physics.optics]
Towards the nonlinear acousto-magneto-plasmonics, VV Temnov, I Razdolski, T Pezeril, D Makarov, D Seletskiy, A Melnikov, and KA Nelson, J. Opt. 18, 093002 (2016); arXiv:1602.06562 [cond-mat.mes-hall]
Coupling of excitons and discrete acoustic phonons in vibrationally isolated quantum emitters, F Werschler, C Hinz, F Froning, P Gumbsheimer, J Haase, C Negele, T de Roo, S Mecking, A Leitenstorfer, and DV Seletskiy, Nano Lett. 16, 5861 (2016).
Laser cooling in solids: advances and prospects, D. V. Seletskiy, R. I. Epstein, and M. Sheik-Bahae, Rep. Prog. Phys. 79, 096401 (2016).
Controlled polar asymmetry of few-cycle and intense mid-infrared pulses, C. Schmidt, B. Mayer, J. Bühler, J. Fischer, A. Pashkin, A. Leitenstorfer, and D. V. Seletskiy, J. Opt. 18, 05LT01 (2016); arXiv:1511.04885 [physics.optics]. Selected as “Featured Article“, selected as “Journal Highlights of 2016“
Discrete photon statistics from continuous microwave measurements, S Virally, JO Simoneau, C Lupien, and B Reulet, Phys. Rev. A 93, 043813 (2016); selected as “Editor’s Suggestion”
Paraxial theory of direct electro-optic sampling of the quantum vacuum, AS Moskalenko, C Riek, DV Seletskiy, G Burkard, and A Leitenstorfer, Phys. Rev. Lett. 115, 263601 (2015); arXiv:1508.06953 [quant-ph]
Direct sampling of electric-field vacuum fluctuations, C Riek, DV Seletskiy, A Moskalenko, J Schmidt, P Krauspe, S Eckart, S Eggert, G Burkard, and A Leitenstorfer, Science 350, 420 (2015).
Free-running performance and full control of a passively phase-stable Er:fiber frequency comb, D. Fehrenbacher, P. Sulzer, A. Liehl, T. Kälberer, C. Riek, D. V. Seletskiy, and A. Leitenstorfer, Optica 2, 917 (2015).
Broadband field-resolved terahertz detection via laser induced air plasma with controlled optical bias, C-Y Li, DV Seletskiy, Z Yang, and M Sheik-Bahae, Opt. Expr. 23, 11436-11443 (2015).
Intra-cavity cryogenic optical refrigeration using high power vertical external-cavity surface-emitting lasers (VECSELs), M Ghasemkhani, AR Albrecht, SD Melgaard, DV Seletskiy, JG Cederberg, and M Sheik-Bahae, Opt. Expr. 22, 16232–16240 (2014).
Sub-cycle slicing of phase-locked and intense mid-infrared transients, B Mayer, C Schmidt, J Bühler, DV Seletskiy, D Brida, A Pashkin, and A Leitenstorfer, New J. Phys. 16, 063033 (2014).
A direct approach to organic/inorganic semiconductor hybrid particles via functionalized polyfluorene ligands, T de Roo, J Haase, J Keller, C Hinz, M Schmid, DV Seletskiy, H Cölfen, A Leitenstorfer, and S Mecking, Adv. Funct. Mater. 24, 2714-2719 (2014).
Identification of parasitic losses in Yb:YLF and prospects for optical refrigeration down to 80K, SD Melgaard, DV Seletskiy, V Polyak, Y Asmerom, and M Sheik-Bahae, Opt. Expr. 22, 7756 (2014).
Exploring ultrafast negative Kerr effect for mode-locking vertical external-cavity surface-emitting lasers, AR Albrecht, Y Wang, M Ghasemkhani, DV Seletskiy, JG Cederberg, and M Sheik-Bahae, Opt. Expr. 21, 28801-28808 (2013).
Optical refrigeration to 119 K, below NIST cryogenic temperature, SD Melgaard, DV Seletskiy, A Di Lieto, M Tonelli, and M Sheik-Bahae, Opt. Lett. 38, 1588-1590 (2013).
Simultaneous scalar and cross-phase modulation instabilities in highly birefringent photonic crystal fiber, A Kudlinski, A Bendahmane, D Labat, S Virally, RT Murray, EJR Kelleher, and A Mussot, Opt. Expr. 21, 8437-8443 (2013).
Precise determination of minimum achievable temperature for solid-state optical refrigeration, DV Seletskiy, SD Melgaard, RI Epstein, A Di Lieto, M Tonelli and M Sheik-Bahae, J. Lumin. 133, 5-9 (2013); arXiv:1203.5967 [cond-mat.mtrl-sci]
Materials for optical cryocoolers, MP Hehlen, M Sheik-Bahae, RI Epstein, SD Melgaard, and D Seletskiy, J. Mater. Chem. C 1, 7471-7478 (2013).
Z-scan measurement of the nonlinear refractive index of graphene, H Zhang, S Virally, Q Bao, LK Ping, S Massar, N Godbout, and P Kockaert, Opt. Lett. 37, 1856-1858 (2012).
Cryogenic optical refrigeration, DV Seletskiy, MP Hehlen, RI Epstein, and M Sheik-Bahae, Adv. Opt. and Photon. 4, 78-107 (2012).
Efficient terahertz emission from InAs nanowires, DV Seletskiy, MP Hasselbeck, JG Cederberg, A Katzenmeyer, ME Toimil-Molares, F Léonard, AA Talin, and M Sheik-Bahae, Phys. Rev. B 84, 115421 (2011); arXiv:1109.0355 [cond-mat.mes-hall]. Editor’s Suggestion. Featured in Nature “News and Views“
Local laser cooling of Yb:YLF to 110 K, DV Seletskiy, SD Melgaard, RI Epstein, A Di Lieto, M Tonelli, and M Sheik-Bahae, Opt. Expr. 19, 18229-18236 (2011).
Resonance effects in the nonabiabatic nonlinear quantum dimer, M Tiwari, DV Seletskiy, and VM Kenkre, Eur. Phys. J. B 81, 147-153 (2011); arXiv:1008.3744 [cond-mat.other]
Laser cooling of a semiconductor load to 165 K, DV Seletskiy, SD Melgaard, A Di Lieto, M Tonelli, and M Sheik-Bahae, Opt. Expr. 18, 18061 (2010); selected as “Top 5 presentations“ at the CLEO conference, featured in “Photonics Spectra“ magazine (Oct. 2010).
Two-fold symmetric geometries for tailored phase-matching in birefringent solid-core air-silica microstructured fibers, S Virally, N Godbout, S Lacroix, and L Labonté, Opt. Expr. 18, 10731-10741 (2010).
Resonant cavity-enhanced absorption for optical refrigeration, DV Seletskiy, MP Hasselbeck, and M Sheik-Bahae, Appl. Phys. Lett. 96, 181106 (2010); arXiv:0909.3136 [physics.optics]
Measurement of solid-state optical refrigeration by two-band differential luminescence thermometry, WM Patterson, DV Seletskiy, M Sheik-Bahae, RI Epstein, and MP Hehlen, JOSA B 27, 611-618 (2010).
Microstructured fiber source of photon pairs at widely separated wavelengths, JA Slater, J-S Corbeil, S Virally, F Bussières, A Kudlinski, G Bouwmans, S Lacroix, N Godbout, and W Tittel, Opt. Lett. 35, 499-501 (2010).
Laser cooling of solids to cryogenic temperatures, DV Seletskiy, S Melgaard, S Bigotta, A Di Lieto, M Tonelli, and M Sheik-Bahae, Nat. Photon. 4, 161 (2010); Feature article in “Physics Today“ magazine (Feb. 2010).
Limits of heralded single-photon sources based on parametric photon-pair generation, S Virally, S Lacroix, and N Godbout, Phys. Rev. A 81, 013808 (2010).
Laser cooling: chilling dense atomic gases, M Sheik-Bahae and DV Seletskiy, Nat. Photon. 3, 680 (2009).
Direct observation of Landau damping in a solid state plasma, MP Hasselbeck, DV Seletskiy, LR Dawson, and M Sheik-Bahae, phys. status sol. c 5, 253-256 (2008).
Laser cooling of solids: New results with single fluoride crystals, S Bigotta, A.Di Lieto, A Toncelli, M Tonelli, DV Seletskiy, MP Hasselbeck, M Sheik-Bahae, and RI Epstein, Nuovo Cimento B 122, 685694 (2007).