Results 11 to 20 of about 70,142 (310)

A Versatile Photochromic Dosimeter Enabling Detection of X‐Ray, Ultraviolet, and Visible Photons

Laser & Photonics Reviews, 2023
An accurate measurement of radiation doses is required to ensure efficient use of electromagnetic radiation in medical diagnostics, agriculture, or general lighting applications. Yet, existing dosimeters usually face the issues of cumbersome manipulation,
Zetian Yang, Jieqi Hu, D. Van der Heggen, Mengmeng Jiao, A. Feng, H. Vrielinck, P. Smet, D. Poelman   +7 more
semanticscholar   +1 more source

Improved Dose Response of N-(hydroxymethyl)acrylamide Gel Dosimeter with Calcium Chloride for Radiotherapy

Gels, 2022
The impact of calcium chloride (CaCl2) on the performance of N-(hydroxymethyl)acrylamide (NHMA) polymer gel dosimeter is studied in this article. The dosimeter was exposed to doses of up to 10 Gy with radiation beam-energy of 10 MV and dose-rates of 300 ...
Khalid A. Rabaeh, Rawan E. Al-Tarawneh, M. Eyadeh, Issra’ M. E. Hammoudeh, Moneeb T. M. Shatnawi   +4 more
semanticscholar   +1 more source

A Standalone, Battery‐Free Light Dosimeter for Ultraviolet to Infrared Light

Advanced Functional Materials, 2021
Light sensors are widely used to monitor light intensities, for instance in medical applications, in agriculture or for conservation of art. Most of these sensors are electronic devices that record continuously but applications that only require ...
D. Van der Heggen, Rugilė Žilėnaitė, E. Ežerskytė, Verena Fritz, K. Korthout, D. Vandenberghe, J. De Grave, J. Garrevoet, L. Vincze, D. Poelman, J. Joos, P. Smet   +11 more
semanticscholar   +1 more source

Methyl thymol blue solution and film dosimeter for high dose measurements

, 2021
A novel radio-chromic solutions and polyvinyl alcohol (PVA) films with different concentrations of methyl thymol blue (MTB) dye have been investigated and studied for high dose applications.
Khalid A. Rabaeh, Sarah A. Aljammal, M. Eyadeh, K. M. Abumurad   +3 more
semanticscholar   +1 more source

Scintillation and dosimetric properties of Tb-doped CaF2 translucent ceramics synthesized by the spark plasma sintering method

Journal of Asian Ceramic Societies, 2020
CaF2 translucent ceramics with different concentrations of Tb were synthesized by the spark plasma sintering (SPS) method, and their photoluminescence, scintillation and dosimetric properties were characterized.
Naoki Kawano, Daisuke Nakauchi, Fumiya Nakamura, Takayuki Yanagida   +3 more
doaj   +1 more source

Preliminary investigation on performance of photodiode sensor as a dosimeter

Biomedical Photonics, 2021
Radiation dosimetry in the health and medicine field is crucial to ensure there is no unnecessary ionizing radiation exposure to patients and personnel.
Y. Md Radzi, N. Zulkafli, A. Omar
doaj   +1 more source

The Preparation of Dye-Acrylamide/Itaconic Acid Gel Dosimeters for Process Validation of Medical Device Sterilization

Namık Kemal Tıp Dergisi, 2021
Aim:In this study, a new polymer gel dosimeter (PGD) was prepared using gamma rays for process validation of medical device sterilization. New polymeric systems were studied, consisting of itaconic acid, acrylamide, gelatin, different dyes [methylene ...
Betül TAŞDELEN, Sarkis SÖZKES
doaj   +1 more source

Use of Terbium Doped Phosphate Glasses for High Dose Radiation Dosimetry—Thermoluminescence Characteristics, Dose Response and Optimization of Readout Method

Applied Sciences, 2021
The phosphate glass samples doped with Tb2O3 oxide (general formula: P2O5-Al2O3-Na2O-Tb2O3) were synthesized and studied for usage in high-dose radiation dosimetry (for example, in high-activity nuclear waste disposals).
Andrzej Gasiorowski, Piotr Szajerski, Jose Francisco Benavente Cuevas   +2 more
doaj   +1 more source

Calibration and testing of a portable NaI(Tl) gamma-ray spectrometer-dosimeter for evaluation of terrestrial radionuclides and 137Cs contributions to ambient dose equivalent rate outdoors

Радиационная гигиена, 2017
A commercially available NaI(Tl) based spectrometer-dosimeter has been used to separate contributions of the terrestrial radionuclides (238U series, 232Th series and 40K) and 137Cs to the total ambient dose equivalent rate (ADER), Ḣ*(10) , outdoors.
V. P. Ramzaev, A. N. Barkovsky, C. Bernhardsson, S. Mattsson   +3 more
doaj   +1 more source

Interplay Between γ–Ray Irradiation and 3DEG for Dosimeter Applications

IEEE Access, 2022
This work investigates the cumulative dose 60Co gamma ( $\gamma$ ) – ray irradiation effects on enhancement mode HEMT devices inheriting 3D – Electron and Hole Gases for dosimeter applications.
Khushwant Sehra, Vandana Kumari, Poonam Kasturi, Mridula Gupta, Meena Mishra, Dipendra Singh Rawal, Manoj Saxena   +6 more
doaj   +1 more source