HIGHResearchTier 1
Formulation-dependent hydrothermal degradation of ultratranslucent 5y-tzp zirconia
SourceJournal of Prosthetic Dentistry (JPD)Tier 1Peer-Reviewed Research
Originally at sciencedirect.com
Summary & scoring by The Bell Brief (Dr. Jennifer Bell) using the Drill-Down Protocol (Drill-Down Score) — not the original publisher.
Why it matters for dental
Dental laboratories and prosthodontic practices that mill or bond 5Y-TZP zirconia restorations must verify which specific zirconia formulation they are using, as formulation-dependent hydrothermal degradation can alter long-term translucency and fracture resistance.
Key points
- The study is published in The Journal of Prosthetic Dentistry (available online 24 September 2026) by Luo, Li, Ji, and Hong.
- Hydrothermal aging effects on ultratranslucent 5Y-TZP vary significantly across different commercial zirconia formulations.
- Clinicians choosing high-translucency zirconia for anterior or monolithic restorations should request formulation-specific aging data from suppliers.
- No effective date or recall is stated; practices can incorporate the findings into material-selection protocols immediately.
Who should care
OwnerSpecialistAcademia
Read the original on Journal of Prosthetic Dentistry (JPD)
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