Meier, T., Hoepker, J. P., Protte, M., Eigner, C., Silberhorn, C., Sharapova, P. R., Sperling, J., &; Bartley, T. (2022). Two-Mode Photon-Number Correlations Created by Measurement-Induced Nonlinearity. Conference on Lasers and Electro-Optics: Applications and Technology, JTu3A. 17.https://doi.org/10.1364/CLEO_AT.2022.JTu3A.17 

Padberg, L., Quiring, V., Bocchini, A., Santandrea, M., Gerstmann, U., Schmidt, W. G., Silberhorn, C., &; Eigner, C. (2022). DC Ionic Conductivity in KTP and Its Isomorphs: Properties, Methods for Suppression, and Its Connection to Gray Tracking. Crystals, 12, 1359.https://doi.org/10.3390/cryst12101359 

Prasannan, N., Sperling, J., Brecht, B., &; Silberhorn, C. (2022). Direct Measurement of Higher-Order Nonlinear Polarization Squeezing. Physical Review Letters, 129(26), Article 263601.https://doi.org/10.1103/physrevlett.129.263601 

Held, P., Engelkemeier, M., De, S., Barkhofen, S., Sperling, J., &; Silberhorn, C. (2022). Driven Gaussian quantum walks. Physical Review A, 105(4), Article 042210.https://doi.org/10.1103/physreva.105.042210 

Santandrea, M., Stefszky, M., &; Silberhorn, C. (2021). General analytic theory of classical collinear three-wave mixing in a monolithic cavity. Journal of Optics, Article 085803.https://doi.org/10.1088/2040-8986/ac0b90 

De, S., Gil López, J., Brecht, B., Silberhorn, C., Sánchez-Soto, L. L., Hradil, Z., &; ehádek, J. (2021). Effects of coherence on temporal resolution. Physical Review Research, 3(3), Article 033082.https://doi.org/10.1103/physrevresearch.3.033082 

Ansari, V., Brecht, B., Gil-Lopez, J., Donohue, J. M., ehádek, J., Hradil, Z., Sánchez-Soto, L. L., &; Silberhorn, C. (2021). Achieving the Ultimate Quantum Timing Resolution. PRX Quantum, 2, Article 010301.https://doi.org/10.1103/prxquantum.2.010301 

Roman-Rodriguez, V., Brecht, B., Srinivasan, K., Silberhorn, C., Treps, N., Diamanti, E., &; Parigi, V. (2021). Continuous variable multimode quantum states via symmetric group velocity matching. New Journal of Physics, 23, Article 043012.https://doi.org/10.1088/1367-2630/abef96 

Padberg, L., Eigner, C., Santandrea, M., &; Silberhorn, C. (2021). Production of waveguides made of materials from the KTP family.

Ferreri, A., Santandrea, M., Stefszky, M., Luo, K. H., Herrmann, H., Silberhorn, C., &; Sharapova, P. (2021). Multimode integrated SU(1,1) interferometer. Conference on Lasers and Electro-Optics.https://doi.org/10.1364/cleo_qels.2021.ftu1n.6 

Pelucchi, E., Fagas, G., Aharonovich, I., Englund, D., Figueroa, E., Gong, Q., Hannes, H., Liu, J., Lu, C.-Y., Matsuda, N., Pan, J.-W., Schreck, F., Sciarrino, F., Silberhorn, C., Wang, J., &; Jöns, K. (2021). The potential and global outlook of integrated photonics for quantum technologies. Nature Reviews Physics, 4(3), 194–208.https://doi.org/10.1038/s42254-021-00398-z 

Gil López, J., Santandrea, M., Roland, G., Brecht, B., Eigner, C., Ricken, R., Quiring, V., &; Silberhorn, C. (2021). Improved non-linear devices for quantum applications. New Journal of Physics, Article 063082.https://doi.org/10.1088/1367-2630/ac09fd 

Gil López, J., Teo, Y. S., De, S., Brecht, B., Jeong, H., Silberhorn, C., &; Sánchez-Soto, L. L. (2021). Universal compressive tomography in the time-frequency domain. Optica, Article 1296.https://doi.org/10.1364/optica.427645 

Luo, K. H., Santandrea, M., Stefszky, M., Sperling, J., Massaro, M., Ferreri, A., Sharapova, P., Herrmann, H., &; Silberhorn, C. (2021). Quantum optical coherence: From linear to nonlinear interferometers. Physical Review A.https://doi.org/10.1103/physreva.104.043707 

Bagrets, D., Kim, K. W., Barkhofen, S., De, S., Sperling, J., Silberhorn, C., Altland, A., &; Micklitz, T. (2021). Probing the topological Anderson transition with quantum walks. Physical Review Research.https://doi.org/10.1103/physrevresearch.3.023183 

Geraldi, A., De, S., Laneve, A., Barkhofen, S., Sperling, J., Mataloni, P., &; Silberhorn, C. (2021). Transient subdiffusion via disordered quantum walks. Physical Review Research.https://doi.org/10.1103/physrevresearch.3.023052 

Tiedau, J., Engelkemeier, M., Brecht, B., Sperling, J., &; Silberhorn, C. (2021). Statistical Benchmarking of Scalable Photonic Quantum Systems. Physical Review Letters, 126, Article 023601.https://doi.org/10.1103/physrevlett.126.023601 

Prasannan, N., De, S., Barkhofen, S., Brecht, B., Silberhorn, C., &; Sperling, J. (2021). Experimental entanglement characterization of two-rebit states. Physical Review A, 103.https://doi.org/10.1103/physreva.103.l040402 

Brockmeier, J., Mackwitz, P. W. M., Rüsing, M., Eigner, C., Padberg, L., Santandrea, M., Silberhorn, C., Zrenner, A., &; Berth, G. (2021). Non-Invasive Visualization of Ferroelectric Domain Structures on the Non-Polar y-Surface of KTiOPO4 via Raman Imaging. Crystals, Article 1086.https://doi.org/10.3390/cryst11091086 

Santandrea, M., Stefszky, M., Roeland, G., &; Silberhorn, C. (2020). Interferometric method for determining the losses of spatially multi-mode nonlinear waveguides based on second harmonic generation. Optics Express, Article 5507.https://doi.org/10.1364/oe.380788 

Stefszky, M., Santandrea, M., vom Bruch, F., Krapick, S., Eigner, C., Ricken, R., Quiring, V., Herrmann, H., &; Silberhorn, C. (2020). Waveguide resonator with an integrated phase modulator for second harmonic generation. Optics Express, Article 1991.https://doi.org/10.1364/oe.412824 

Tiedau, J., Schapeler, T., Anant, V., Fedder, H., Silberhorn, C., &; Bartley, T. (2020). Single-channel electronic readout of a multipixel superconducting nanowire single photon detector. Optics Express, 28(4), Article 5528.https://doi.org/10.1364/oe.383111 

Santandrea, M., Stefszky, M., Roeland, G., &; Silberhorn, C. (2020). Interferometric method for determining the losses of spatially multi-mode nonlinear waveguides based on second harmonic generation. Optics Express, 28(4), Article 5507.https://doi.org/10.1364/oe.380788 

Mukamel, S., Freyberger, M., Schleich, W., Bellini, M., Zavatta, A., Leuchs, G., Silberhorn, C., Boyd, R. W., Sánchez-Soto, L. L., Stefanov, A., Barbieri, M., Paterova, A., Krivitsky, L., Shwartz, S., Tamasaku, K., Dorfman, K., Schlawin, F., Sandoghdar, V., Raymer, M.,https://doi.org/10.1088/1361-6455/ab69a8__Laussy, F. (2020). Roadmap on quantum light spectroscopy. Journal of Physics B: Atomic, Molecular and Optical Physics, 53(7), Article 072002.https://doi.org/10.1088/1361-6455/ab69a8 

Meyer-Scott, E., Silberhorn, C., &; Migdall, A. (2020). Single-photon sources: Approaching the ideal through         https://doi.org/10.1063/5.0003320__multiplexing. Review of Scientific Instruments, 91(4), Article 041101.https://doi.org/10.1063/5.0003320 

Dirmeier, T., Tiedau, J., Khan, I., Ansari, V., Müller, C. R., Silberhorn, C., Marquardt, C., &; Leuchs, G. (2020). Distillation of squeezing using an engineered pulsed parametric down-conversion source. Optics Express, 28(21), Article 30784.https://doi.org/10.1364/oe.402178 

Eigner, C., Padberg, L., Santandrea, M., Herrmann, H., Brecht, B., &; Silberhorn, C. (2020). Spatially single mode photon pair source at 800 nm in periodically poled Rubidium exchanged KTP waveguides. Optics Express, 28(22), Article 32925–32935.https://doi.org/10.1364/oe.399483 

Ferreri, A., Ansari, V., Brecht, B., Silberhorn, C., &; Sharapova, P. R. (2020). Spatial entanglement and state engineering via four-photon Hong–Ou–Mandel interference. Quantum Science and Technology, 5(4), Article 045020.https://doi.org/10.1088/2058-9565/abb411 

Sperling, J., Phillips, D. S., Bulmer, J. F. F., Thekkadath, G. S., Eckstein, A., Wolterink, T. A. W., Lugani, J., Nam, S. W., Lita, A., Gerrits, T., Vogel, W., Agarwal, G. S., Silberhorn, C., &; Walmsley, I. A. (2020). Detector-Agnostic Phase-Space Distributions. Physical Review Letters.https://doi.org/10.1103/physrevlett.124.013605 

Engelkemeier, M., Lorz, L., De, S., Brecht, B., Dhand, I., Plenio, M. B., Silberhorn, C., &; Sperling, J. (2020). Quantum photonics with active feedback loops. Physical Review A, 102, Article 023712.https://doi.org/10.1103/physreva.102.023712 

Nitsche, T., De, S., Barkhofen, S., Meyer-Scott, E., Tiedau, J., Sperling, J., Gábris, A., Jex, I., &; Silberhorn, C. (2020). Local Versus Global Two-Photon Interference in Quantum Networks. Physical Review Letters.https://doi.org/10.1103/physrevlett.125.213604 

Schmidt, F., Kozub, A. L., Biktagirov, T., Eigner, C., Silberhorn, C., Schindlmayr, A., Schmidt, W. G., &; Gerstmann, U. (2020). Free and defect-bound (bi)polarons in LiNbO3: Atomic structure and spectroscopic signatures from ab initio calculations. Physical Review Research, 2(4), Article 043002.https://doi.org/10.1103/PhysRevResearch.2.043002 

Bocchini, A., Eigner, C., Silberhorn, C., Schmidt, W. G., &; Gerstmann, U. (2020). Understanding gray track formation in KTP: Ti^3+ centers studied from first principles. Phys. Rev. Materials, 4, 124402.https://doi.org/10.1103/PhysRevMaterials.4.124402 

Padberg, L., Santandrea, M., Rüsing, M., Brockmeier, J., Mackwitz, P., Berth, G., Zrenner, A., Eigner, C., &; Silberhorn, C. (2020). Characterisation of width-dependent diffusion dynamics in rubidium-exchanged KTP waveguides. Optics Express, Article 24353.https://doi.org/10.1364/oe.397074 

Massaro, M., Meyer-Scott, E., Montaut, N., Herrmann, H., &; Silberhorn, C. (2019). Improving SPDC single-photon sources via extended heralding and feed-forward control. New Journal of Physics, Article 053038.https://doi.org/10.1088/1367-2630/ab1ec3 

Santandrea, M., Stefszky, M., Roeland, G., &; Silberhorn, C. (2019). Characterisation of fabrication inhomogeneities in Ti:LiNbO3 waveguides. New Journal of Physics, Article 123005.https://doi.org/10.1088/1367-2630/ab5cb5 

Santandrea, M., Stefszky, M., Ansari, V., &; Silberhorn, C. (2019). Fabrication limits of waveguides in nonlinear crystals and their impact on quantum optics applications. New Journal of Physics, Article 033038.https://doi.org/10.1088/1367-2630/aaff13 

Luo, K.-H., Ansari, V., Massaro, M., Santandrea, M., Eigner, C., Ricken, R., Herrmann, H., &; Silberhorn, C. (2019). Counter-propagating photon pair generation in a nonlinear waveguide. Optics Express, Article 3215.https://doi.org/10.1364/oe.378789 

Meyer-Scott, E., Prasannan, N., Montaut, N., Tiedau, J., Eigner, C., Harder, G., Sansoni, L., Nitsche, T., Herrmann, H., Ricken, R., Quiring, V., Bartley, T., Barkhofen, S., &; Silberhorn, C. (2019). Engineering integrated photon pair sources and multiplexed detectors (Conference Presentation). In Z. U. Hasan, P. R. Hemmer, &; A. L. Migdall (Eds.), Advances in Photonics of Quantum Computing, Memory, and Communication XII.https://doi.org/10.1117/12.2513753 

Padberg, L., Eigner, C., Santandrea, M., &; Silberhorn, C. (2019). Herstellung von Wellenleitern aus Materialien der KTP-Familie.

Xie, Z., Luo, K. H., Chang, K. C., Panoiu, N. C., Herrmann, H., Silberhorn, C., &; Wong, C. W. (2019). Efficient C-band single-photon upconversion with chip-scale Ti-indiffused pp-LiNbO<sub>3</sub> waveguides. Applied Optics, 58(22), Article 5910.https://doi.org/10.1364/ao.58.005910 

Faruque, I. I., Sinclair, G. F., Bonneau, D., Ono, T., Silberhorn, C., Thompson, M. G., &; Rarity, J. G. (2019). Estimating the Indistinguishability of Heralded Single Photons Using Second-Order Correlation. Physical Review Applied, 12(5), Article 054029.https://doi.org/10.1103/physrevapplied.12.054029 

Ferreri, A., Ansari, V., Silberhorn, C., &; Sharapova, P. R. (2019). Temporally multimode four-photon Hong-Ou-Mandel interference. Physical Review A, 100(5), Article 053829.https://doi.org/10.1103/physreva.100.053829 

Sperling, J., Perez-Leija, A., Busch, K., &; Silberhorn, C. (2019). Mode-independent quantum entanglement for light. Physical Review A.https://doi.org/10.1103/physreva.100.062129 

Sperling, J., Meyer-Scott, E., Barkhofen, S., Brecht, B., &; Silberhorn, C. (2019). Experimental Reconstruction of Entanglement Quasiprobabilities. Physical Review Letters.https://doi.org/10.1103/physrevlett.122.053602 

Meyer-Scott, E., Prasannan, N., Montaut, N., Tiedau, J., Harder, G., Sansoni, L., Herrmann, H., Eigner, C., Ricken, R., Quiring, V., Bartley, T., Barkhofen, S., &; Silberhorn, C. (2018). Engineering integrated sources of entangled photon pairs. Frontiers in Optics / Laser Science.https://doi.org/10.1364/ls.2018.lm3b.1 

Meyer-Scott, E., Prasannan, N., Montaut, N., Tiedau, J., Harder, G., Sansoni, L.,https://doi.org/10.1364/ls.2018.lm3b.1__Silberhorn, C. (2018). Engineering integrated sources of entangled photon pairs. In Frontiers in Optics / Laser Science.https://doi.org/10.1364/ls.2018.lm3b.1 

Meyer-Scott, E., Prasannan, N., Eigner, C., Quiring, V., Donohue, J. M., Barkhofen, S., &; Silberhorn, C. (2018). High-performance source of spectrally pure, polarization entangled photon pairs based on hybrid integrated-bulk optics. Optics Express, Article 32475.https://doi.org/10.1364/oe.26.032475 

Stefszky, M., Ricken, R., Eigner, C., Quiring, V., Herrmann, H., &; Silberhorn, C. (2018). High-power waveguide resonator second harmonic device with external conversion efficiency up to 75%. Journal of Optics, Article 065501.https://doi.org/10.1088/2040-8986/aac1d5 

Montaut, N., Magaña-Loaiza, O. S., Bartley, T., Verma, V. B., Nam, S. W., Mirin, R. P., Silberhorn, C., &; Gerrits, T. (2018). Compressive characterization of telecom photon pairs in the spatial and spectral degrees of freedom. Optica, 5(11), Article 1418.https://doi.org/10.1364/optica.5.001418