Radiolytic Stability of the TEHDGA-Impregnated Silica-Based Adsorbent for Extraction Chromatography

Gamma-ray and He2+ ion beam (which is simulating alpha-ray from Am-241, for example) were applied to the TEHDGA adsorbent to evaluate hydrogen gas production, leaching of organics by 3 M HNO3 solution, thermal characteristics and speciation of degradation products. These elements were brought togeth...

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Main Authors: Miyazaki Yasunori, Sano Yuichi, Ishigami Ryoya
Format: Article
Language:English
Published: EDP Sciences 2025-01-01
Series:EPJ Web of Conferences
Online Access:https://www.epj-conferences.org/articles/epjconf/pdf/2025/02/epjconf_atalante2025_01006.pdf
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author Miyazaki Yasunori
Sano Yuichi
Ishigami Ryoya
author_facet Miyazaki Yasunori
Sano Yuichi
Ishigami Ryoya
author_sort Miyazaki Yasunori
collection DOAJ
description Gamma-ray and He2+ ion beam (which is simulating alpha-ray from Am-241, for example) were applied to the TEHDGA adsorbent to evaluate hydrogen gas production, leaching of organics by 3 M HNO3 solution, thermal characteristics and speciation of degradation products. These elements were brought together to assess the stability of the adsorbent after a run of MA separation from an irradiating raffinate of 1 kGy/h dose rate.
format Article
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institution Kabale University
issn 2100-014X
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publishDate 2025-01-01
publisher EDP Sciences
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series EPJ Web of Conferences
spelling doaj-art-69b10b218346476cba5dca661df073582025-02-05T10:53:04ZengEDP SciencesEPJ Web of Conferences2100-014X2025-01-013170100610.1051/epjconf/202531701006epjconf_atalante2025_01006Radiolytic Stability of the TEHDGA-Impregnated Silica-Based Adsorbent for Extraction ChromatographyMiyazaki Yasunori0Sano Yuichi1Ishigami Ryoya2Japan Atomic Energy Agency (JAEA). Oarai Research and Development InstituteJapan Atomic Energy Agency (JAEA). Oarai Research and Development InstituteWakasa Wan Energy Research Center (WERC).Gamma-ray and He2+ ion beam (which is simulating alpha-ray from Am-241, for example) were applied to the TEHDGA adsorbent to evaluate hydrogen gas production, leaching of organics by 3 M HNO3 solution, thermal characteristics and speciation of degradation products. These elements were brought together to assess the stability of the adsorbent after a run of MA separation from an irradiating raffinate of 1 kGy/h dose rate.https://www.epj-conferences.org/articles/epjconf/pdf/2025/02/epjconf_atalante2025_01006.pdf
spellingShingle Miyazaki Yasunori
Sano Yuichi
Ishigami Ryoya
Radiolytic Stability of the TEHDGA-Impregnated Silica-Based Adsorbent for Extraction Chromatography
EPJ Web of Conferences
title Radiolytic Stability of the TEHDGA-Impregnated Silica-Based Adsorbent for Extraction Chromatography
title_full Radiolytic Stability of the TEHDGA-Impregnated Silica-Based Adsorbent for Extraction Chromatography
title_fullStr Radiolytic Stability of the TEHDGA-Impregnated Silica-Based Adsorbent for Extraction Chromatography
title_full_unstemmed Radiolytic Stability of the TEHDGA-Impregnated Silica-Based Adsorbent for Extraction Chromatography
title_short Radiolytic Stability of the TEHDGA-Impregnated Silica-Based Adsorbent for Extraction Chromatography
title_sort radiolytic stability of the tehdga impregnated silica based adsorbent for extraction chromatography
url https://www.epj-conferences.org/articles/epjconf/pdf/2025/02/epjconf_atalante2025_01006.pdf
work_keys_str_mv AT miyazakiyasunori radiolyticstabilityofthetehdgaimpregnatedsilicabasedadsorbentforextractionchromatography
AT sanoyuichi radiolyticstabilityofthetehdgaimpregnatedsilicabasedadsorbentforextractionchromatography
AT ishigamiryoya radiolyticstabilityofthetehdgaimpregnatedsilicabasedadsorbentforextractionchromatography