Retraction notices

Correlation between biodiesel parameters and output of CaO nanoparticles from oyster catalyst on waste cooking oil

Type

Retraction

Notice date

6/26/2026 0:00

Journal

Biomass Conversion and Biorefinery

Publisher

Springer - Nature Publishing Group

Notice DOI

10.1007/s13399-026-07190-y

Original paper DOI

10.1007/s13399-023-04446-9

Reasons

• Duplication of/in Image
• Euphemisms for Duplication
• Investigation by Journal/Publisher
• Original Data and/or Images not Provided and/or not Available
• Unreliable Data
• Unreliable Results and/or Conclusions

Matching venue names

Name match only, not an authoritative journal identifier.

• Biomass Conversion and Biorefinery