A review: photonic devices used for dosimetry in medical radiation

E Damulira, MNS Yusoff, AF Omar, NH Mohd Taib - Sensors, 2019 - mdpi.com
Numerous instruments such as ionization chambers, hand-held and pocket dosimeters of
various types, film badges, thermoluminescent dosimeters (TLDs) and optically stimulated …

Light-dependent resistors as dosimetric sensors in radiotherapy

J Román-Raya, I Ruiz-García, P Escobedo, AJ Palma… - Sensors, 2020 - mdpi.com
Safe quality control of radiotherapy treatments lies in reliable dosimetric sensors. Currently,
ionization chambers and solid-state diodes along with electrometers as readout systems are …

Commercial photodiodes and phototransistors as dosimeters of photon beams for radiotherapy

I Ruiz‐García, J Román‐Raya, J Banqueri… - Medical …, 2021 - Wiley Online Library
Purpose The response to radiation typically used in radiotherapy treatments has been
experimentally evaluated for three samples of two phototransistors (BPW85B and OP505A) …

Floating-gate MOS transistor with dynamic biasing as a radiation sensor

S Ilić, A Jevtić, S Stanković, G Ristić - Sensors, 2020 - mdpi.com
This paper describes the possibility of using an Electrically Programmable Analog Device
(EPAD) as a gamma radiation sensor. Zero-biased EPAD has the lowest fading and the …

Application of Bpw34 photodiode and cold white LED as diagnostic X-ray detectors: A comparative analysis

E Damulira, MNS Yusoff, AF Omar, NHM Taib… - Applied Radiation and …, 2021 - Elsevier
This study compares the real-time dosimetric performance of a bpw34 photodiode (PD) and
cold white light-emitting diodes (LEDs) based on diagnostic X-ray-induced signals. Signals …

Characterization of a thin photodiode as a routine dosimeter for low-dose radiation processing applications

JAC Gonçalves, A Mangiarotti, CC Bueno - Radiation Physics and …, 2022 - Elsevier
The characterization of a dosimetry system based on a commercial PIN photodiode as a
routine dosimeter in a 60 Co industrial facility is reported. The main parameters of the dose …

Thermal drift reduction in photodiode dosimeters with switching bias

I Ruiz-García, J Román-Raya, P Escobedo… - Measurement, 2022 - Elsevier
The effect of temperature on dosimetric measurements is a major limitation of solid-state
dosimeters. This is especially true for PIN photodiode dosimeters, where the dark current …

Dose rate map** of an industrial 60Co irradiator using an online photodiode-based dosimetry system

JAC Gonçalves, A Mangiarotti, CC Bueno - Radiation Physics and …, 2022 - Elsevier
In this work, a housemade dosimetry system based on a thin photodiode is applied for
online map** of dose rates, between 2.6 and 37.7 Gy/h, delivered by a Panoramic 60 Co …

Radiation sensitive detector based on field-effect transistors

IM Vikulin, VE Gorbachev, AA Nazarenko - … and Communications Systems, 2017 - Springer
The possibility of develo** radiation detectors based on field-effect transistors (FET) is
investigated. Transistor saturation current is chosen as an informative parameter for …

Design of radiation hardened RADFET readout system for space applications

M Andjelkovic, A Simevski, J Chen… - 2020 23rd Euromicro …, 2020 - ieeexplore.ieee.org
Measurement of absorbed dose and dose rate is a common task in radiation environments
such as space. This is accomplished with the specialized instruments known as radiation …