I.šB.šBobrov, E.šV.šKovlakov, A.šA.šMarkov, S.šS.šStraupe and S.šP.šKulik, ?Tomography of spatial mode detectors?, Optics Express, 23(2), 649-654 (2015).
K.šG.šKatamadze, N.šA.šBorshchevskaya, I.šV.šDyakonov, A.šV.šPaterova and S.šP.šKulik, ?Broadband biphotons in a single spatial mode?, Physical Review A, 92, 023812 (2015).
N.šA.šBorshchevskaya, K.šG.šKatamadze, S.šP.šKulik and M.šV.šFedorov, ?Three-photon generation by means of third-order spontaneous parametric down-conversion in bulk crystals?, Laser Physics Letters, 12(11), 115404 (2015).
2014
I.šV.šRadchenko, K.šS.šKravtsov, S.šP.šKulik and S.šN.šMolotkov, ?Relativistic quantum cryptography?, Laser Phys. Lett. , 11, 065203 (2014).
S.šP.šKulik and S.šS.šStraupe, ?Entanglement of biphoton-based qutrits and ququarts?, Laser Phys., 24, 094007 (2014).
S.šP.šKulik and S.šN.šMolotkov, ?On the on-line stabilization of visibility of interference in fiber optic quantum cryptography?, JETP Letters, 99(12), 725?730 (2014).
2013
K.šG.šKatamadze, N.šA.šBorshchevskaya, I.šV.šDyakonov, A.šV.šPaterova and S.šP.šKulik, ?Intracavity generation of broadband biphotons in a thin crystal?, Laser Physics Letters, 10(4), 045203 (2013).
Yu.šI.šBogdanov, A.šA.šKalinkin, S.šP.šKulik, E.šV.šMoreva and V.šA.šShershulin, ?Quantum polarization transformations in anisotropic dispersive media?, New Journal of Physics, 15(3), 035012 (2013).
S.šS.šStraupe, D.šP.šIvanov, A.šA.šKalinkin, I.šB.šBobrov, S.šP.šKulik and D.šMogilevtsev, ?Self-calibrating tomography for angular Schmidt modes in spontaneous parametric down-conversion?, Phys. Rev. A, 87(4), 042109 (2013).
K.šS.šKravtsov, S.šS.šStraupe, I.šV.šRadchenko, N.šM.šT.šHoulsby, F.šHusz?r and S.šP.šKulik, ?Experimental adaptive Bayesian tomography?, Phys. Rev. A, 87(6), 062122 (2013).
I.šB.šBobrov, S.šS.šStraupe, E.šV.šKovlakov and S.šP.šKulik, ?Schmidt-like coherent mode decomposition and spatial intensity correlations of thermal light?, New Journal of Physics, 15(7), 073016 (2013).
2011
K.šG.šKatamadze and S.šP.šKulik, ?Control of the spectrum of the biphoton field ?, JETP, 112(1), 20?37 (2011).
S.šS.šStraupe, D.šP.šIvanov, A.šA.šKalinkin, I.šB.šBobrov and S.šP.šKulik, ?Angular Schmidt modes in spontaneous parametric down-conversion?, Phys. Rev. A, 83(6), 060302(R) (2011).
M.šV.šFedorov, P.šA.šVolkov, J.šM.šMikhailova, S.šS.šStraupe and S.šP.šKulik, ?Entanglement of biphoton states: qutrits and ququarts?, New Journal of Physics, 13(8), 083004 (2011).
Yu.šI.šBogdanov, G.šBrida, I.šD.šBukeev, M.šGenovese, K.šS.šKravtsov, S.šP.šKulik, E.šV.šMoreva, A.šA.šSoloviev and A.šP.šShurupov, ?Statistical estimation of the quality of quantum-tomography protocols?, Phys. Rev. A, 84(4), 042108 (2011).
K.šG.šKatamadze, A.šV.šPaterova, E.šG.šYakimova, K.šA.šBalygin and S.šP.šKulik, ?Control of the frequency spectrum of a biphoton field due to the electro-optical effect?, JETP Letters, 94(4), 262?265 (2011).
Yu.šI.šBogdanov, A.šK.šGavrichenko, K.šS.šKravtsov, S.šP.šKulik, E.šV.šMoreva and A.šA.šSoloviev, ?Statistical reconstruction of mixed states of polarization qubits?, JETP, 113(2), 192?201 (2011).
2010
S.šS.šStraupe and S.šP.šKulik, ?The problem of preparing entangled pairs of polarization qubits in the frequency-nondegenerate regime?, JETP, 110(2), 185?192 (2010).
Yu.šI.šBogdanov, G.šBrida, M.šGenovese, S.šP.šKulik, E.šV.šMoreva and A.šP.šShurupov, ?Statistical Estimation of the Efficiency of Quantum State Tomography Protocols?, Phys. Rev. Lett., 105(1), 010404 (2010).
S.šStraupe and S.šKulik, ?Quantum optics: The quest for higher dimensionality?, Nature Photonics (News&Views), 4(9), 585?586 (2010).
S.šStraupe and S.šP.šKulik, ?On practical implementations of qudit-based quantum key distribution protocols?, in NATO Science for Peace and Security Series - D: Information and Communication Security, Vol. 26, Edited by R.šHorodecki et al.. IOS Press, 2010. pp.83?98.
, ?On the passive probing of fiber optic quantum communication channels?, Journal of Experimental and Theoretical Physics, 110(4), 561-567 (2010).
2009
A.šP.šShurupov, S.šS.šStraupe, S.šP.šKulik, M.šGharib and M.šR.šB.šWahiddin, ?Quantum state engineering with ququarts: Application for deterministic QKD protocol?, Europhys. Lett., 87(1), 10008 (2009).
D.šA.šKalashnikov, V.šP.šKarasev, K.šG.šKatamadze, S.šP.šKulik and A.šA.šSolov?ev, ?Generation of Arbitrary Frequency-Entangled States of Two-Photon Light?, JETP, 108(1), 33?42 (2009).
A.šP.šShurupov and S.šP.šKulik, ?Quantum key distribution on biphotons-ququarts with test states?, JETP letters, 88(9), 636?640 (2009).
E.šV.šMoreva, Yu.šI.šBogdanov, A.šK.šGavrichenko, I.šV.šTikhonov and S.šP.šKulik, ?Optimal protocol for polarization ququart state tomography?, Appl. Math. Inf. Sci., 3(1), 1?12 (2009).
D.šA.šKalashnikov, V.šP.šKarassiov, K.šG.šKatamadze, A.šA.šSoloviev, P.šA.šPrudkovsky and S.šP.šKulik, ?Generation of Polarization Entangled States in Spatially Inhomogeneous Ferroelectrics?, Advanced Science Letters, 2(4), 430?447 (2009).
G.šBrida, V.šCaricato, M.šV.šFedorov, M.šGenovese, M.šGramegna and S.šP.šKulik, ?Characterization of spectral entanglement of spontaneous parametric-down conversion biphotons in femtosecond pulsed regime?, Europhys. Lett., 87(6), 64003 (2009).
2008
M.šV.šFedorov, M.šA.šEfremov, P.šA.šVolkov, E.šV.šMoreva, S.šS.šStraupe and S.šP.šKulik, ?Spontaneous parametric down-conversion: Anisotropical and anomalously strong narrowing of biphoton momentum correlation distributions?, Phys. Rev. A, 77(3), 032336 (2008).
S.-Y.šBaek, S.šS.šStraupe, A.šP.šShurupov, S.šP.šKulik and Y.-H.šKim, ?Preparation and characterization of arbitrary states of four-dimensional qudits based on biphotons?, Phys. Rev. A, 78(4), 042321 (2008).
D.šA.šKalashnikov, V.šP.šKarasev, S.šP.šKulik, A.šA.šSolov?ev and G.šO.šRytikov, ?Generation of entangled states in polydomain potassium-dihydrophosphate crystals?, JETP Letters, 87(1), 60?65 (2008).
2007
A.šP.šShurupov and S.šP.šKulik, ?Security of Quantum Key Distribution Protocol Based on Ququarts?, in Quantum Communication and Security, Vol. 11, Edited by M.šZukowski, S.šKilin and J.šKowalik. IOS Press (NATO Science Series), 2007. pp.123?132. ISBN: 978-1-58603-7.
M.šV.šFedorov, M.šA.šEfremov, P.šA.šVolkov, E.šV.šMoreva, S.šS.šStraupe and S.šP.šKulik, ?Anisotropically and High Entanglement of Biphoton States Generated in Spontaneous Parametric Down-Conversion?, Phys. Rev. Lett., 99(6), 063901 (2007).
S.šP.šKulik and A.šP.šShurupov, ?On quantum key distribution using ququarts?, JETP, 104(5), 736?742 (2007).
V.šP.šKarassiov and S.šP.šKulik, ?Polarization transformations of multimode light fields?, JETP, 104(1), 30-46 (2007).
S.šP.šKulik, S.šN.šMolotkov and A.šP.šMakkaveev, ?Combined phase-time encoding method in quantum cryptography?, JETP Letters, 85(6), 297?301 (2007).
Yu.šI.šBogdanov, R.šF.šGaleev, S.šP.šKulik and E.šV.šMoreva, ?Mathematical modeling of the accuracy characteristics in problems of precision quantum tomography of biphoton states?, Optics and Spectroscopy, 103(1), 107?115 (2007).
2006
Yu.šI.šBogdanov, E.šV.šMoreva, G.šA.šMaslennikov, R.šF.šGaleev, S.šS.šStraupe and S.šP.šKulik, ?Polarization states of four-dimensional systems based on biphotons?, Phys. Rev. A, 73(6), 063810 (2006).
E.šV.šMoreva, G.šA.šMaslennikov, S.šS.šStraupe and S.šP.šKulik, ?Realization of Four-Level Qudits Using Biphotons?, Phys. Rev. Lett., 97(2), 023602 (2006).
Yu.šBogdanov and S.šP.šKulik, ?Absolute Robustness of the First Principal Fourier State Component and Noise Supression in Hilbert Space?, Laser Physics, 16(8), 1264?1267 (2006).
S.šP.šKulik, ?Preparation and Measurement of Qutrits Based on Single-mode Biphotons?, in Quantum Information Processing, Vol. 199, Edited by D.šG.šAngelakis, M.šChristandl, A.šEkert, A.šKay and S.šKulik. IOS Press (NATO Science Series, III: Computer and Systems Sciences), 2006. pp.281?293. ISBN: 978-1-58603-6.
S.šP.šKulik, G.šA.šMaslennikov, E.šV.šMoreva and S.šS.šStraupe, ?Quantum tomography of the optical four level states?, in Photon Echo and Coherent Spectroscopy 2005, Vol. 6181. Proceedings of SPIE, 2006. pp.618101.
S.šP.šKulik, G.šA.šMaslennikov and E.šV.šMoreva, ?Practical implementation of multilevel quantum cryptography.?, JETP, 102(5), 712?723 (2006).
2005
L.šA.šKrivitskii, S.šP.šKulik, G.šA.šMaslennikov and M.šV.šChekhova, ?Preparation of biphotons in arbitrary polarization states?, JETP, 100(3), 521?527 (2005).
Yu.šI.šBogdanov, R.šF.šGaleev, S.šP.šKulik, G.šA.šMaslennikov and E.šV.šMoreva, ?Reconstruction of the polarization states of a biphoton field?, JETP Letters, 82(3), 164?168 (2005).