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Jalas, <i>et al.<\/i>: \u201cWhat is -- and what is not -- an optical isolator,\u201d Nat. Photonics <b>7<\/b> (2013) 579 (DOI: 10.1038\/nphoton.2013.185).","DOI":"10.1038\/nphoton.2013.185"},{"key":"2","doi-asserted-by":"crossref","unstructured":"[2] D.B. Sohn, <i>et al.<\/i>: \u201cTime-reversal symmetry breaking with acoustic pumping of nanophotonic circuits,\u201d Nat. Photonics <b>12<\/b> (2018) 91 (DOI: 10.1038\/s41566-017-0075-2).","DOI":"10.1038\/s41566-017-0075-2"},{"key":"3","doi-asserted-by":"crossref","unstructured":"[3] E.A. Kittlaus, <i>et al.<\/i>: \u201cElectrically driven acousto-optics and broadband non-reciprocity in silicon photonics,\u201d Nat. Photonics <b>15<\/b> (2021) 43 (DOI: 10.1038\/s41566-020-00711-9).","DOI":"10.1038\/s41566-020-00711-9"},{"key":"4","doi-asserted-by":"crossref","unstructured":"[4] H. Tian, <i>et al.<\/i>: \u201cMagnetic-free silicon nitride integrated optical isolator,\u201d Nat. Photonics <b>15<\/b> (2021) 828 (DOI: 10.1038\/s41566-021-00882-z).","DOI":"10.1038\/s41566-021-00882-z"},{"key":"5","doi-asserted-by":"crossref","unstructured":"[5] K.Y. Yang, <i>et al.<\/i>: \u201cInverse-designed non-reciprocal pulse router for chip-based LiDAR,\u201d Nat. Photonics <b>14<\/b> (2020) 369 (DOI: 10.1038\/s41566-020-0606-0).","DOI":"10.1038\/s41566-020-0606-0"},{"key":"6","doi-asserted-by":"crossref","unstructured":"[6] L. Del Bino, <i>et al.<\/i>: \u201cMicroresonator isolators and circulators based on the intrinsic nonreciprocity of the kerr effect,\u201d Optica <b>5<\/b> (2018) 279 (DOI: 10.1364\/OPTICA.5.000279).","DOI":"10.1364\/OPTICA.5.000279"},{"key":"7","doi-asserted-by":"crossref","unstructured":"[7] L. Fan, <i>et al.<\/i>: \u201cAn all-silicon passive optical diode,\u201d Science (80-.). <b>335<\/b> (2012) 447 (DOI: 10.1126\/science.1214383).","DOI":"10.1126\/science.1214383"},{"key":"8","doi-asserted-by":"crossref","unstructured":"[8] Y. Shoji, <i>et al.<\/i>: \u201cMagneto-optical isolator with silicon waveguides fabricated by direct bonding,\u201d Appl. Phys. Lett. <b>92<\/b> (2008) 071117 (DOI: 10.1063\/1.2884855).","DOI":"10.1063\/1.2884855"},{"key":"9","doi-asserted-by":"crossref","unstructured":"[9] L. Bi, <i>et al.<\/i>: \u201cOn-chip optical isolation in monolithically integrated non-reciprocal optical resonators,\u201d Nat. Photonics <b>5<\/b> (2011) 758 (DOI: 10.1038\/nphoton.2011.270).","DOI":"10.1038\/nphoton.2011.270"},{"key":"10","doi-asserted-by":"crossref","unstructured":"[10] P. Pintus, <i>et al.<\/i>: \u201cMicroring-based optical isolator and circulator with integrated electromagnet for silicon photonics,\u201d J. Lightw. Technol. <b>35<\/b> (2017) 1429 (DOI: 10.1109\/JLT.2016.2644626).","DOI":"10.1109\/JLT.2016.2644626"},{"key":"11","doi-asserted-by":"crossref","unstructured":"[11] Y. Zhang, <i>et al.<\/i>: \u201cMonolithic integration of broadband optical isolators for polarization-diverse silicon photonics,\u201d Optica <b>6<\/b> (2019) 473 (DOI: 10.1364\/optica.6.000473).","DOI":"10.1364\/OPTICA.6.000473"},{"key":"12","doi-asserted-by":"crossref","unstructured":"[12] Y. Shi, <i>et al.<\/i>: \u201cLimitations of nonlinear optical isolators due to dynamic reciprocity,\u201d Nat. Photonics <b>9<\/b> (2015) 388 (DOI: 10.1038\/nphoton.2015.79).","DOI":"10.1038\/nphoton.2015.79"},{"key":"13","doi-asserted-by":"crossref","unstructured":"[13] E.-Z. Li, <i>et al.<\/i>: \u201cExperimental demonstration of cavity-free optical isolators and optical circulators,\u201d Phys. Rev. Res. <b>2<\/b> (2020) 1 (DOI: 10.1103\/physrevresearch.2.033517).","DOI":"10.1103\/PhysRevResearch.2.033517"},{"key":"14","doi-asserted-by":"crossref","unstructured":"[14] F. Song, <i>et al.<\/i>: \u201cOptical nonreciprocity using four-wave mixing in hot atoms,\u201d Appl. Phys. Lett. <b>119<\/b> (2021) (DOI: 10.1063\/5.0050628).","DOI":"10.1063\/5.0050628"},{"key":"15","doi-asserted-by":"crossref","unstructured":"[15] S. Liu, <i>et al.<\/i>: \u201cMode-evolution-based TE mode magneto-optical isolator using asymmetric adiabatic tapered waveguides,\u201d Opt. Express <b>29<\/b> (2021) 22838 (DOI: 10.1364\/OE.427914).","DOI":"10.1364\/OE.427914"},{"key":"16","doi-asserted-by":"crossref","unstructured":"[16] W. Yan, <i>et al.<\/i>: \u201cWaveguide-integrated high-performance magneto-optical isolators and circulators on silicon nitride platforms,\u201d Optica <b>7<\/b> (2020) 1555 (DOI: 10.1364\/OPTICA.408458).","DOI":"10.1364\/OPTICA.408458"},{"key":"17","doi-asserted-by":"crossref","unstructured":"[17] C. Zhang, <i>et al.<\/i>: \u201cMonolithically-integrated TE-mode 1D silicon-on-insulator isolators using seedlayer-free garnet,\u201d Sci. Rep. <b>7<\/b> (2017) 5820 (DOI: 10.1038\/s41598-017-06043-z).","DOI":"10.1038\/s41598-017-06043-z"},{"key":"18","doi-asserted-by":"crossref","unstructured":"[18] K. Okazeri, <i>et al.<\/i>: \u201cSelf-holding magneto-optical switch integrated with thin-film magnet,\u201d IEEE Photon. Technol. Lett. <b>30<\/b> (2018) 371 (DOI: 10.1109\/LPT.2018.2791924).","DOI":"10.1109\/LPT.2018.2791924"},{"key":"19","doi-asserted-by":"crossref","unstructured":"[19] D. Huang, <i>et al.<\/i>: \u201cIntegrated broadband Ce: YIG\/Si Mach-Zehnder optical isolators with over 100 nm tuning range,\u201d Opt. Lett. <b>42<\/b> (2017) 4901 (DOI: 10.1364\/ol.42.004901).","DOI":"10.1364\/OL.42.004901"},{"key":"20","doi-asserted-by":"crossref","unstructured":"[20] D. Huang, <i>et al.<\/i>: \u201cElectrically driven and thermally tunable integrated optical isolators for silicon photonics,\u201d IEEE J. Sel. Topics Quantum Electron. <b>22<\/b> (2016) (DOI: 10.1109\/JSTQE.2016.2588778).","DOI":"10.1109\/JSTQE.2016.2588778"},{"key":"21","doi-asserted-by":"crossref","unstructured":"[21] M.A. Serrano-N\u00fa\u00f1ez, <i>et al.<\/i>: \u201cGiant Faraday rotation of cobalt ferrite thin films deposited on silicon substrates for silicon photonic nonreciprocal device applications,\u201d Appl. Phys. Express <b>13<\/b> (2020) 062002 (DOI: 10.35848\/1882-0786\/ab8b52).","DOI":"10.35848\/1882-0786\/ab8b52"},{"key":"22","doi-asserted-by":"crossref","unstructured":"[22] T. Shintaku: \u201cIntegrated optical isolator based on efficient nonreciprocal radiation mode conversion,\u201d Appl. Phys. Lett. <b>73<\/b> (1998) 1946 (DOI: 10.1063\/1.122331).","DOI":"10.1063\/1.122331"},{"key":"23","doi-asserted-by":"crossref","unstructured":"[23] T. Shintaku, <i>et al.<\/i>: \u201cCe-substituted yttrium iron garnet films prepared on Gd3Sc2Ga3O12 garnet substrates by sputter epitaxy,\u201d Appl. Phys. Lett. <b>711<\/b> (1997) 1640 (DOI: 10.1063\/1.1855460).","DOI":"10.1063\/1.120003"},{"key":"24","unstructured":"[24] J.W.D. Martens, <i>et al.<\/i>: \u201cThe polar magneto-optical Kerr effect and the dielectric tensor elements of CoFe<sub>2-<i>x<\/i><\/sub>Al<sub><i>x<\/i><\/sub>O<sub>4<\/sub> 0.1 \u2264 <sub><i>x<\/i><\/sub> \u2264 1 in the photon energy range 0.65 \u2264 <i>h\u03bd<\/i> \u2264 4.5eV,\u201d J. Appl. Phys. <b>55<\/b> (1984) 1100 (DOI: 10.1063\/1.333199)."},{"key":"25","doi-asserted-by":"crossref","unstructured":"[25] K. Suzuki, <i>et al.<\/i>: \u201cPreparation of zinc- and aluminum-substituted cobalt-ferrite thin films and their faraday rotation,\u201d Jpn. J. Appl. Phys. <b>27<\/b> (1988) 361 (DOI: 10.1143\/JJAP.27.361).","DOI":"10.1143\/JJAP.27.361"},{"key":"26","doi-asserted-by":"crossref","unstructured":"[26] L. Bi, <i>et al.<\/i>: \u201cMagneto-optical thin films for on-chip monolithic integration of non-reciprocal photonic devices,\u201d Materials (Basel) <b>6<\/b> (2013) 5094 (DOI: 10.3390\/ma6115094).","DOI":"10.3390\/ma6115094"},{"key":"27","doi-asserted-by":"crossref","unstructured":"[27] N. Bahlmann, <i>et al.<\/i>: \u201cImproved design of magnetooptic rib waveguides for optical isolators,\u201d J. Lightw. Technol. <b>16<\/b> (1998) 818 (DOI: 10.1109\/50.669010).","DOI":"10.1109\/50.669010"},{"key":"28","doi-asserted-by":"crossref","unstructured":"[28] E. Ishida, <i>et al.<\/i>: \u201cAmorphous-Si waveguide on a garnet magneto-optical isolator with a TE mode nonreciprocal phase shift,\u201d Opt. Express <b>25<\/b> (2017) 452 (DOI: 10.1364\/oe.25.000452).","DOI":"10.1364\/OE.25.000452"},{"key":"29","doi-asserted-by":"crossref","unstructured":"[29] G. Hu, <i>et al.<\/i>: \u201cStructural tuning of the magnetic behavior in spinel-structure ferrite thin films,\u201d Phys. Rev. B - Condens. Matter Mater. Phys. <b>62<\/b> (2000) R779 (DOI: 10.1103\/PhysRevB.62.R779).","DOI":"10.1103\/PhysRevB.62.R779"},{"key":"30","doi-asserted-by":"crossref","unstructured":"[30] W. Bogaerts, <i>et al.<\/i>: \u201cSilicon microring resonators,\u201d Laser Photonics Rev. <b>6<\/b> (2012) 47 (DOI: 10.1002\/lpor.201100017).","DOI":"10.1002\/lpor.201100017"},{"key":"31","doi-asserted-by":"crossref","unstructured":"[31] M. Bahadori, <i>et al.<\/i>: \u201cDesign space exploration of microring resonators in silicon photonic interconnects: impact of the ring curvature,\u201d J. Lightw. Technol. <b>36<\/b> (2018) 2767 (DOI: 10.1109\/JLT.2018.2821359).","DOI":"10.1109\/JLT.2018.2821359"},{"key":"32","doi-asserted-by":"crossref","unstructured":"[32] X. Jiang, <i>et al.<\/i>: \u201cLow-loss and low-crosstalk multimode waveguide bend on silicon,\u201d Opt. Express <b>26<\/b> (2018) 17680 (DOI: 10.1364\/oe.26.017680).","DOI":"10.1364\/OE.26.017680"},{"key":"33","doi-asserted-by":"crossref","unstructured":"[33] M. Borselli, <i>et al.<\/i>: \u201cBeyond the Rayleigh scattering limit in high-Q silicon microdisks: theory and experiment,\u201d Opt. Express <b>13<\/b> (2005) 1515 (DOI: 10.1364\/opex.13.001515).","DOI":"10.1364\/OPEX.13.001515"},{"key":"34","doi-asserted-by":"crossref","unstructured":"[34] P. Kaspar, <i>et al.<\/i>: \u201cHybrid III-V\/silicon SOA in optical network based on advanced modulation formats,\u201d IEEE Photon. Technol. Lett. <b>27<\/b> (2015) 2383 (DOI: 10.1109\/LPT.2015.2466543).","DOI":"10.1109\/LPT.2015.2466543"},{"key":"35","doi-asserted-by":"crossref","unstructured":"[35] F. Choueikani, <i>et al.<\/i>: \u201cSelf-biased magneto-optical films based on CoFe<sub>2<\/sub>O<sub>4<\/sub>-silica nanocomposite,\u201d J. Appl. 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