Radiophotoluminescence of color centers in lithium fluoride for novel radiation detectors in proton-beam diagnostics and clinical dosimetry

RM Montereali, E Nichelatti, M Piccinini… - ECS Journal of Solid …, 2021 - iopscience.iop.org
The peculiar photoluminescence properties of radiation-induced electronic defects in lithium
fluoride (LiF), known as color centers, are well known for applications in tunable lasers and …

Dose response and Bragg curve reconstruction by radiophotoluminescence of color centers in lithium fluoride crystals irradiated with 35 MeV proton beams from 0.5 to …

M Piccinini, E Nichelatti, A Ampollini, G Bazzano… - Radiation …, 2020 - Elsevier
Passive solid-state radiation detectors, based on the radiophotoluminescence of stable color
centers in nominally pure lithium fluoride (LiF) crystals, have been used for advanced …

Optical characterization of LiF: Mg, Cu, P–towards 3D optically stimulated luminescence dosimetry

JS Nyemann, RM Turtos, B Julsgaard, LP Muren… - Radiation …, 2020 - Elsevier
The introduction of radiotherapy beam delivery with high spatial modulation, including spot-
scanning proton therapy, calls for development of 3D dosimeters for patient-specific …

[HTML][HTML] Proton-beam energy diagnostics by color-center photoluminescence imaging in LiF crystals: Implementation of multiple Coulomb scattering into an analytical …

E Nichelatti, M Piccinini, P Nenzi, L Picardi… - Nuclear Instruments and …, 2024 - Elsevier
Lithium fluoride crystals are used to assess proton-beam energy spectra. Proton irradiation
induces laser-active color centers in the crystal, whose density correlates with the absorbed …

Dose response of visible color center radiophotoluminescence in lithium fluoride crystals irradiated with a reference 60Co gamma beam in the 1–20áGy dose range

M Piccinini, E Nichelatti, M Pimpinella, V De Coste… - Radiation …, 2022 - Elsevier
The visible radiophotoluminescence response of radiation-induced stable F 2 and F 3+ color
centers in nominally pure lithium fluoride crystals, irradiated with a reference 60 Co gamma …

Proton Bragg peak imaging by colour centre radiophotoluminescence in lithium fluoride thin film radiation detectors on silicon

RM Montereali, E Nichelatti, V Nigro, L Picardi… - Journal of Materials …, 2023 - Springer
Optically transparent lithium fluoride (LiF) thin films, thermally evaporated on Si (100)
substrates, are under investigation as novel radiation detectors based on …

[HTML][HTML] Energy diagnostics of the TOP-IMPLART linac proton beam via radiophotoluminescence of color centers in lithium fluoride

E Nichelatti, A Ampollini, MD Astorino, G Bazzano… - Radiation …, 2025 - Elsevier
Lithium fluoride crystals have been routinely employed as passive radiation detectors based
on radiophotoluminescence to assess the energy characteristics of the TOP-IMPLART linac …

[HTML][HTML] Energy spectrum of protons below 10 MeV using color-center radiophotoluminescence in LiF crystals: A Monte Carlo-supported random-optimization …

E Nichelatti, M Piccinini, A Ampollini, P Anello… - Nuclear Instruments and …, 2025 - Elsevier
Proton irradiation of lithium fluoride induces the formation of point defects within the material,
known as color centers, some of which are laser-active. The volume distribution of these …

Radiophotoluminescence response of LiF: Mg, Ti pellets irradiated with clinical proton beams in the 70–200 MeV energy range

M Piccinini, A Mirandola, V Nigro, MA Vincenti… - Radiation …, 2024 - Elsevier
Lithium fluoride doped with Mg and Ti (LiF: Mg, Ti) has been used for several decades as
thermoluminescent dosimeter material, but recently also its radiophotoluminescence has …

[HTML][HTML] Approximate calculation of backpropagated energy spectrum for a proton beam

E Nichelatti, M Piccinini, A Ampollini… - Journal of Applied …, 2024 - pubs.aip.org
In certain experimental setups used for proton irradiations at the TOP-IMPLART linear
accelerator at the ENEA Frascati Center, the energy spectrum of the proton beam is …