β-Perhalogenated Porphyrins Enable Sensitive Cryogenic NIR Lanthanide Thermometry

Key Points

• The aim is to explore the potential of β-perhalogenated porphyrins for sensitive thermal sensing using lanthanide complexes in the NIR spectrum.
• Utilized luminescent lanthanide complexes for temperature measurements
• Conducted optical thermometry in the near-infrared region
• Assessed sensitivity and effectiveness in cryogenic conditions
• Enhanced sensitivity in NIR thermometry was observed with β-perhalogenated porphyrins
• Demonstrated effective non-invasive thermal sensing
• Potential applications for biomedicine and optoelectronics were highlighted