Published November 12, 2025 | Version v1
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Photocatalytic Upcycling of PET into Methane, Hydrogen and High-value Liquid Products

  • 1. ROR icon TU Wien
  • 1. TU Wien
  • 2. ROR icon University of Vienna

Description

Raw data for "Photocatalytic Upcycling of PET into Methane, Hydrogen and High-value Liquid Products"

This publication investigates the photocatalytic conversion of polyethylene terephthalate (PET) microplastic powder using a P25 TiO2 photocatalyst. Hereby, the effect of a Pt co-catalyst, temperature, atmosphere and light source on the resulting gas- and liquid phase products, as well as the underlying mechanism, are elucidated. 

The uploaded files ("Figure 1" and "Figure 3+4") summarise the raw data which is graphically shown in the respective figures. 
These files include data obtained from Total X-ray fluroescence spectroscopy (TXRF), Diffuse reflectance spectroscopy (DRS) and subsequent Kubelka Munk analysis (KM), Powder X-ray diffraction (XRD), Photoluminescence spectroscopy (PL) and Nucelar magnetic resonance (NMR) measurements, all of which are presented and discussed in the manuscript.
"Figure 1" focuses on the characterisation of the P25 (neat) and P25-Pt (with Pt co-catalyst) photocatalyst powder.
"Figure3+4" refers to data collected from samplers after irradiation. For the NMR measurement, the P25-Pt photocatalyst (0.5mg/mL) and the PET powder (1mg/mL)  were added to a 1M NaOH solution and irradiated at 70°C. PL measurements were performed on solutions obtained after irradiation (at room temperature and under He (inert) atmosphere) , either without (see "P25-Pt") or with PET (see "PET+P25-Pt").

Further results can be found in the supplementary of the publication.

 

 

 

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Additional details

Related works

Is supplement to
Journal Article: 10.1039/D5GC03562G (DOI)

Funding

FWF Austrian Science Fund
Cluster of Excellence MECS 10.55776/COE5

Dates

Accepted
2025-11-12
Research Article

References

  • M. Weisweiller, A. Ertl, C. von Baeckmann, A. K. Sihag, C. M. Pichler, F. Kleitz, D. Eder and A. S. Cherevan, Green Chem., 2025, DOI: 10.1039/D5GC03562G