Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T05:19:03.364096Z
Paper Citation Record · LEDGER
As of 23 August 2026, this Paper Citation Record lists 22 of 22 outbound references and 0 inbound Pith citation observations for arXiv:1909.01538.
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 2026-08-14T05:19:03.364096Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-23T06:30:58.430688+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links
A source-named dated measurement, never combined with another source.
Source: cited_works
22 of 22 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation bd6f5d54-db71-4e56-b5f9-4147ea0c5820 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 9f98cbd5-67da-4597-993a-c953abded38b · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN & Fujiwara, Y
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation df0dca0f-8fb3-45b6-87ca-047556e41438 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation bfc3f59a-a6d9-4c4b-aa30-000fda2c7f0c · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN & Dierolf, V
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 1794d35f-28b3-423c-8297-8c53a6164344 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN & Dierolf, V
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 55fbfc51-2ba3-4eab-a383-5a85b98b108e · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation ad30160b-7d6f-4071-aecc-caf990ccdc5b · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation cfa09674-625d-4208-95db-af807c10c2c1 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 0add32a3-547f-43fc-95c4-248253494da3 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 8bd01153-b9de-4ccc-a9d8-93e100d74c00 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 6a074384-647a-4f73-90f9-fb90d60cbb09 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN & Fujiwara, Y
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation bcecb76b-b85f-463e-befc-a69640c2e2c4 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation f4e16c1b-fac3-4283-9726-a91f0b176b5a · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN & Shiojima, K
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation b25ed436-5e92-4072-8905-20fe7d924a8a · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 2c8c5b3e-0d55-4e65-8a4f-55e90a88b923 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 4268e4aa-f39a-4f88-b89d-dcdc377ccf76 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation e39c38ca-6528-4b9b-9f9f-f7355cc92177 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 379148f9-4901-4089-a9cb-9c57af9ef1c6 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN 4f–4f Luminescence of Rare-Earth Centers in II–VI Compounds
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 58c234d4-3e4a-4a7a-9bd6-91055eb7f2b5 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN & Fujiwara, Y
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation a7f68741-3c14-4560-b437-c61a6bae0347 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN & Boyn, R
Reference 20
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 1f94208a-4a33-4969-b63d-f1c9a16a436f · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 21
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
Observation 688856e4-aa3c-4bd0-91da-6c14075aa339 · outbound
Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN Unresolved cited work
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.
No inbound Pith citation observations are available.