OXIRIS project: Development of a new XRF device for the simultaneous detection and treatment of cancer

RG Figueroa, M Valente, J Guarda, J Leiva… - X‐Ray …, 2022 - Wiley Online Library
A novel and suitable energy‐dispersive X‐ray fluorescent (EDXRF) device, currently at the
prototype stage, the Project OXIRIS (Orthovoltage X‐Ray–Induced Radiation System), is …

Development and characterisation of a confocal detection array for K-lines of heavy metals in big light matrix

J Guarda, M Valente, R Figueroa - Radiation Physics and Chemistry, 2021 - Elsevier
In this work we describe and simulate a setup which allows the X-ray Fluorescence (XRF)
detection of gold nanoparticles (GNPs) excited by a convergent orthovoltage X-ray source …

Optimization of the sensitivity/doses relationship for a bench-top EDXRF system used for in vivo quantification of gold nanoparticles

M Santibáñez, R Saavedra, M Vásquez… - Applied Radiation and …, 2017 - Elsevier
The present work is devoted to optimizing the sensitivity-doses relationship of a bench-top
EDXRF system, with the aim of achieving a detection limit of 0.010 mg/ml of gold …

Relation between the characteristic X-ray intensity and incident electron energy using the Monte Carlo method and measurements

R Gu, J Cheng, W Lai, X Liao, G Wang, J Zhai… - Nuclear …, 2022 - Taylor & Francis
The characteristic X-ray of a target is of considerable significance in industrial applications
and medical diagnosis and treatment, and its intensity is closely related to the incident …

A high-sensitivity and low dose energy-dispersive X-ray fluorescence system for identification of gadolium accumulations in planar X-ray fluorescence images

M Santibáñez, M Vásquez, A Silva, F Malano… - Applied Radiation and …, 2019 - Elsevier
A new technique, based on in-vivo energy dispersive X-ray fluorescence (EDXRF), has
been developed to gadolinium (Gd) concentrations identification in planar X-ray …

Minimum detection time (MDT) for elemental EDXRF images

M Santibañez, A Díaz, RG Figueroa - X‐Ray Spectrometry, 2016 - Wiley Online Library
When obtaining a chemical element image through energy dispersive X‐ray fluorescence
(EDXRF) scanning of a specific sample, it is important to determine the minimum detection …