ArticleMolecules (Basel, Switzerland)2022
Estimation of the Local Concentration of the Markedly Dense Hydroxyl Radical Generation Induced by X-rays in Water.
Article in Molecules (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.
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Who cites it
4 citing papers in PubMed, 9 citations in OpenAlex.
- Identifying and Mitigating Adverse X‑ray Induced Effects in Operando Spectroscopic Studies of Copper Exchanged Zeolites.The journal of physical chemistry. C, Nanomaterials and interfaces · 2025Article
- X-ray absorption spectroscopy of lanmodulin-derived peptides bound to rare earth elements.Journal of synchrotron radiation · 2025Article
- Effects of selenium deficiency on biological results of X-ray and carbon-ion beam irradiation in mice.Journal of clinical biochemistry and nutrition · 2023Article
- Importance of Locations of Iron Ions to Elicit Cytotoxicity Induced by a Fenton-Type Reaction.Cancers · 2022Article
Corrections and comments
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Authors and funding
4 authors at 1 institution in 1 country.
Funding
Abstract
The linear-density (number of molecules on an arbitrary distance) of X-ray-induced markedly dense hydroxyl radicals (•OH) in water was estimated based on EPR spin-trapping measurement. A lower (0.13 mM-2.3 M) concentration series of DMPO water solutions and higher (1.7-6.0 M) concentration series of DMPO water solutions plus neat DMPO liquid (8.8 M as DMPO) were irradiated with 32 Gy of X-rays. Then, the yield of DMPO-OH in DMPO water solutions and the total spin-adduct of DMPO in neat DMPO were quantified. For the higher concentration DMPO series, the EPR peak area was estimated by double integration, and the baseline correction of the integral spectrum is necessary for accurate estimation of the peak area. The preparation of a suitable standard sample corresponding to the electric permittivity according to DMPO concentration was quite important for quantification of DMPO-OH, especially in DMPO concentration beyond 2 M. The linear-density of •OH generation in water by X-ray irradiation was estimated from the inflection point on the plot of the DMPO-OH yield versus DMPO linear-density. The linear-density of X-ray-induced markedly dense •OH was estimated as 1168 μm
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