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Broken Identifier

arXiv:2604.20197 · detector doi_compliance · incontrovertible · 2026-05-20 02:13:37.975129+00:00

critical doi_compliance broken_identifier

DOI '10.5194/jsss-9-283-' as printed in the bibliography is syntactically invalid and cannot resolve.

Paper page Integrity report arXiv Try DOI

Evidence text

(6) Fromme, H.; Debiak, M.; Sagunski, H.; Röhl, C.; Kraft, M.; Kolossa-Gehring, M. The German approach to regulate indoor air contaminants. International Journal of Hygiene and Environmental Health 2019, 222 (3), 347-354. (7) Xu, H.; Li, J.; Fu, Y .; Luo, W.; Tian, Y. Deactivation mechanism and anti-deactivation modification of SnO2-based catalysts for methane gas sensors. Sensors and Actuators B: Chemical 2019, 299, 126939. (8) Schultealbert, C.; Uzun, I.; Baur, T.; Sauerwald, T.; Schütze, A. Siloxane treatment of metal oxide semiconductor gas sensors in temperature-cycled operation – sensitivity and selectivity. J. Sens. Sens. Syst. 2020, 9 (2), 283-292. DOI: 10.5194/jsss-9-283-

Evidence payload

{
  "doi_as_printed": "10.5194/jsss-9-283-",
  "raw_excerpt": "(6) Fromme, H.; Debiak, M.; Sagunski, H.; R\u00f6hl, C.; Kraft, M.; Kolossa-Gehring, M. The German approach to regulate indoor air contaminants. International Journal of Hygiene and Environmental Health 2019, 222 (3), 347-354. (7) Xu, H.; Li, J.; Fu, Y .; Luo, W.; Tian, Y. Deactivation mechanism and anti-deactivation modification of SnO2-based catalysts for methane gas sensors. Sensors and Actuators B:",
  "ref_index": 3,
  "verdict_class": "incontrovertible"
}