3 papers
physics.chem-ph2026
Absolute Primary Nanothermometry Using Individual Stark Sublevels of Rare-Earth-doped Crystals
Allison R. Pessoa, Thomas Possmayer, Jefferson A. O. Galindo +4
We present two independent optical methods for absolute primary thermometry using rare-earth-doped nanoparticles. Both approaches rely exclusively on the internal energy levels and…
physics.chem-ph2025
Boltzmann Thermometry at Cryogenic Temperatures Exploiting Stark Sublevels in Er/Yb-Codoped Yttrium Oxide Nanoparticles
Thomas Possmayer, Allison R. Pessoa, Jefferson A. O. Galindo +4
The development of reliable luminescent nanothermometers for cryogenic applications is essential for advancing quantum technologies, superconducting systems, and other fields that…
physics.chem-ph2025
Addressing Discrepancies Between Theory and Experiments in Boltzmann Luminescence Thermometry with Ln3+ Ions
Allison R. Pessoa, Leonardo de S. Menezes, Anderson M. Amaral
Trivalent lanthanide ion-doped nanoparticles are widely employed as nanoscale thermometers, driving rapid advancements in real-world applications. When the Luminescence Intensity R…