Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-09T15:49:48.958523Z
Paper Citation Record · LEDGER
As of 22 August 2026, this Paper Citation Record lists 38 of 38 outbound references and 1 inbound Pith citation observation for arXiv:2502.01305.
A citation records a reference. It does not transfer a finding from one paper to another.
Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-09T15:49:48.958523Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-22T06:32:14.747728+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-05-18T21:13:20.994230Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-05-18T21:16:51.546778Z
38 of 38 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 6aef1b74-57dd-4fa1-89d5-652663e3e282 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Entangled photons from subwavelength nonlinear films,
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 8b7d415a-9146-4e76-bfcd-60ece554e0bc · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Ultrathin quantum light source with van der waals nbocl2 crystal,
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation d5ae32d6-5655-4b52-b400-60f026b0cb06 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Spontaneous photon-pair generation from a dielectric nanoantenna,
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation d5114933-3693-425a-9385-e3a4f62ab621 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Photon pairs from resonant metasurfaces,
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation dc98a00b-7f17-496c-8e20-4c9022418e09 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Microscale generation of entangled photons without momentum conservation,
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation b19cb54d-d571-46d7-ab69-2d776b051d71 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Van der waals engineering for quantum-entangled photon generation,
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation a362682f-1e60-4a9d-8209-a2afe683c28a · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Flat-optics generation of broadband photon pairs with tunable polarization entanglement,
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation bd583718-7733-4457-b03d-b5faba2b4aac · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Polarization engineering of entangled photons from a lithium niobate nonlinear metasurface,
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 874994fc-203c-4e19-aab8-d621f6701ec0 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Generation of tunable quantum entanglement via nonlinearity symmetry breaking in semiconductor metasurfaces
Reference 9
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 53a27b03-a0c3-4baa-8659-bc84c3794d2d · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films A tunable transition metal dichalcogenide entangled photon-pair source,
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 6aa3900c-24e5-4eb0-9610-c7b98aed1918 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Spatially entangled photon pairs from lithium niobate nonlocal metasurfaces,
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation def0e8bd-dc4b-47dd-9f4b-d6d4b7f016e0 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Resonant metasurfaces for generating complex quantum states,
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation a649d5e8-a880-4810-893f-9e157cdf8b4e · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Photon pairs bi-directionally emitted from a resonant metasurface,
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation f59ae544-5ec8-498c-908c-c8e72ceaba8d · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Directionally tunable co-and counterpropagating photon pairs from a nonlinear metasurface,
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 3996e6f2-094c-46de-8957-520f0d2abe95 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Four-wave mixing in microstructure fiber,
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 6ede0802-ecd4-4d6a-ac3c-554862d5164f · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Four-wave mixing in silicon wire waveguides,
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 94fc48f0-99de-4420-99d7-2afb7d1cae8b · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Kerr-nonlinearity optical parametric oscillation in an ultrahigh-q toroid microcavity,
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation d971fd33-4189-4325-9acf-ba48ed165d76 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Progress on chip-based spontaneous four-wave mixing quantum light sources,
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 46602803-23ea-44cc-8f7d-d98f952699b9 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Enhanced four-wave mixing from multi-resonant silicon dimer-hole membrane metasurfaces,
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 54e3fdf3-a016-453f-b29d-b42ebd7debf5 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Spatiotemporally Separable Biphoton State Generated by Spontaneous Four Wave Mixing in Ultrathin Nonlinear Films
Reference 20
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 7852108a-9ac8-4c6e-900c-ad5a4d89b982 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Giant nonlinear response at a plasmonic nanofocus drives efficient four-wave mixing,
Reference 21
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 1bffe10d-f748-40bf-8be5-576044872d4a · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Stimulated emission tomography analysis of plasmonic nanoantennas,
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 56f7b8ee-3634-49d4-8e37-dc8d39a4e0cf · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Enhanced nonlinear refractive index in𝜀-near-zero materials,
Reference 23
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 50e30752-37cb-4f1a-80b6-5c58d260a873 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Visible photon generation via four-wave mixing in near-infrared near-zero-index thin films,
Reference 24
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation cf26b0af-803d-4f78-adb5-de42b615ebea · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Photon-pair generation with a 100 nm thick carbon nanotube film,
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation b7243bb6-4f6e-4fbb-bff0-773280bf03eb · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Empirical formulation of broadband complex refractive index spectra of single-chirality carbon nanotube assembly,
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation be87f2b1-a99f-4015-988a-c729002fd059 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Giant gate-tunability of complex refractive index in semiconducting carbon nanotubes,
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 800f4290-102f-4ec2-923c-b424d63425d2 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Third-harmonic uv generation in silicon nitride nanostructures,
Reference 28
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 9e81bf4c-9146-4539-98d3-1c3cf53a2422 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Nonlinearopticsonsilicon-richnitride—ahighnonlinearfigureofmeritcmosplatform,
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 17ff677f-c729-418c-9a5f-5786913e2b9b · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Third-order optical nonlinearity in silicon nitride films prepared using magnetron sputtering and application for optical bistability,
Reference 30
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 9b6d715e-a7de-4a73-9395-89e673a5f568 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Temporally distilled high-dimensional biphotonic states from thin sources,
Reference 31
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 2594a227-a66f-4bf9-9da7-14534eca9169 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Pushing the limits of cmos optical parametric amplifiers with usrn: Si7n3 above the two-photon absorption edge,
Reference 32
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 1d686d9e-547f-443d-a48a-9bb9f1b15b5c · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Boyd,Nonlinear Optics (Elsevier Science, 2020)
Reference 33
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 0302b7e4-8381-45c1-953a-c4080910f359 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Two-photon-excited photoluminescence from porous silicon,
Reference 34
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation ab8d8955-37fe-48be-8128-87eec17bc639 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Multiphoton correlations in parametric down-conversion and their measurement in the pulsed regime,
Reference 35
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 08bd813f-a847-418a-975f-c7203ef81259 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Loudon,The quantum theory of light (OUP Oxford, 2000)
Reference 36
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 619248d4-5194-4538-b630-6b7fa4fa73c1 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Ramsey interference in two-photon parametric scattering,
Reference 37
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation a5c78912-e999-4b55-9eab-ba3e9de08e75 · outbound
Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films Generation of correlated photons via four-wave mixing in optical fibres,
Reference 38
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 08201d0b-dd43-40e9-9ba6-7cb42ff38d3a · inbound
Photo-Thermally Tunable Photon-Pair Generation in Dielectric Metasurfaces Generation of photon pairs through spontaneous four-wave mixing in subwavelength nonlinear films
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.