The Strong Thermally and Optically Stimulated Luminescence of Solonópole (Ceará, Brazil) Natural Quartz: Comparing Records and Proposing New Insights

PL Guzzo, BR Soares, FD Caicedo Mateus… - Brazilian Journal of …, 2024 - Springer
Quartz plays a crucial role in retrospective dosimetry and dating inquiries in Quaternary
Science. The success of thermally and optically stimulated luminescence (TL, OSL) methods …

A role for oxygen vacancies in quartz luminescence

OM Williams, BW Smith, NA Spooner - Radiation Measurements, 2022 - Elsevier
The role that oxygen vacancies can play in the emission of quartz ultraviolet luminescence is
investigated. Within a defect pair model approach we highlight the significance of …

Optical bleaching of the 375° C TL peak,[GeO4/Li+] 0 EPR center and OSL signal in irradiated natural quartz

G Vaccaro, L Panzeri, AM Monti, M Martini… - Journal of …, 2019 - Elsevier
The effect of exposure of quartz samples to blue (470±30 nm) and UV (365±10 nm) light has
been studied. Thermoluminescence, TL, Electron Paramagnetic Resonance, EPR, and …

Investigation of the spectrally resolved TL signals of natural quartz single crystals sensitized by high-dose of gamma-radiation and moderate heat-treatments

FDC Mateus, VK Asfora, PL Guzzo… - Nuclear Instruments and …, 2021 - Elsevier
This study examines the thermoluminescent emission of quartz whose existence can be
registered with 1 mGy test-doses. Samples originated from three crystals were sensitized …

Quartz thermoluminescence spectra in the high-dose range

C Schmidt, C Woda - Physics and Chemistry of Minerals, 2019 - Springer
The red thermoluminescence (RTL) emission of quartz is associated with advantageous
features such as high saturation dose and good reproducibility. Previous studies, however …

Differentiation Between Natural Quartz-Based on Thermoluminescence Properties

S Farouk, A Gad, N El-Faramawy - Advances in Minerals Research, 2024 - Springer
Numerous naturally occurring minerals serve as thermoluminescent dosimeter (TLD)
materials. The thermoluminescence (TL) characteristics of these minerals are influenced by …

Preliminary study on the thermally stimulated luminescence characterization of UVC and beta irradiated tridymite

S Balci, M Topaksu, JF Benavente… - Applied Radiation and …, 2022 - Elsevier
Thermoluminescence (TL) emission of tridymite, a quartz-like mineral, could be used for a
variety purposes, including basic research, ceramic technology, traditional/medical industry …

Investigating the OSL components and the sensitivity changes in a natural quartz crystal showing an intense post-sensitization TL signal

BR Soares, FD Caicedo Mateus… - Radiation Effects and …, 2023 - Taylor & Francis
This study aims to investigate the optically stimulated luminescence of quartz grains
exhibiting an intense thermoluminescent signal between 250 and 350° C after sensitization …

Correlation between thermoluminescence emission and phase transitions of tridymite

S Balci-Yegen, C Boronat, J García-Guinea… - Phase …, 2018 - Taylor & Francis
Tridymite exhibits a complex 400 nm-induced thermoluminescence spectra consisting of five
groups of components at (i) 90 and 130° C (due mainly to oxygen vacancies, substitution …

Termoluminescência e espectroscopia RPE de monocristais de quartzo natural de alta sensibilidade à radiação gama

FDC MATEUS - 2021 - bdtd.ibict.br
O quartzo natural apresenta diversos tipos de impurezas e centros de defeitos na sua
estrutura cristalina; parte deles responsáveis pelo armadilhamento de carga e …