Nanoclay gel-based radio-fluorogenic gel dosimeters using various fluorescence probes

T Maeyama, S Hase - Radiation Physics and Chemistry, 2018 - Elsevier
We report a nanoclay-based radio-fluorogenic gel (NC-RFG) dosimeters using various
fluorescence probes, including coumarin, coumarin-3-carboxylic acid (CCA), benzoic acid …

Tissue-equivalent radiophotoluminescence dosimetry materials based on production of luminescent molecules via radiation chemical reactions

M Koshimizu - Radiation Measurements, 2024 - Elsevier
Radiophotoluminescence (RPL) has been a key phenomenon in dosimetry. Most materials
exhibiting RPL are inorganic single crystals, glasses, and ceramics. Recently, similar …

Dose-rate-independent and diffusion-free nanoclay-based radio-fluorogenic gel dosimeter

T Maeyama, A Kato, A Mochizuki, N Sato… - Sensors and Actuators A …, 2019 - Elsevier
The gel dosimeter is expected to function as a true three-dimensional dosimeter for
radiotherapy in tissue equivalent material. To improve sensitivity, a gel dosimeter employing …

Toward a droplet-based single-cell radiometric assay

ME Gallina, TJ Kim, M Shelor, J Vasquez… - Analytical …, 2017 - ACS Publications
Radiotracers are widely used to track molecular processes, both in vitro and in vivo, with
high sensitivity and specificity. However, most radionuclide detection methods have spatial …

Radio-fluorogenic gel dosimetry with coumarin

PA Sandwall, BP Bastow, HB Spitz, HR Elson… - Bioengineering, 2018 - mdpi.com
Gel dosimeters are attractive detectors for radiation therapy, with properties similar to
biological tissue and the potential to visualize volumetric dose distributions. Radio …

Improvement in radiation sensitivity of poly (methyl methacrylate) film dosimeters doped with Black100 via addition of sensitizers

T Endo, M Koshimizu, Y Fujimoto, H Kawamoto, K Asai - Optical Materials, 2024 - Elsevier
We fabricated poly (methyl methacrylate)(PMMA) films containing Black100 and
trichloroacetic acid (TCA), tribromoacetic acid (TBA), or bis (t-butylsulfonyl) diazomethane, a …

Radiation induced degradation of rhodamine 6G and 7-Diethylamino-4-methylcoumarin in nano-clay gel for use in dosimeter

T Maeyama, A Mochizuki… - Journal of Physics …, 2019 - iopscience.iop.org
Abstract Rhodamine 6G (R6G) and 7-diethylamino-4-methylcoumarin (7D4MC) were
applied to a nanoclay gel dosimeter based on radiation-induced degradation. The …

Single-cell analysis of radiotracers' uptake by fluorescence microscopy: direct and droplet approach

ME Gallina, TJ Kim, J Vasquez… - … , and Analysis of …, 2017 - spiedigitallibrary.org
Radionuclides are used for sensitive and specific detection of small molecules in vivo and in
vitro. Recently, radioluminescence microscopy extended their use to single-cell studies …

Gel Dosimetry with Radio-Fluorogenic Coumarin

PA Sandwall, BP Bastow, HB Spitz, HR Elson… - 2018 - preprints.org
In radiotherapy, accurate deposition of energy to the targeted volume is vital to ensure
effective treatment. Gel dosimeters are attractive detection systems, as tissue substitutes with …