Basic study on adsorption characteristics of radioactive anion nuclides in the geological disposal environment using LDH

Gemma Doi

Presentation information

Oral presentation

V. Nuclear Fuel Cycle and Nuclear Materials » 505-2 Waste Disposal and Its Environmental Aspects

[1D01-04] Sorption/Adsorption

Wed. Sep 6, 2023 10:00 AM - 11:05 AM Room D (IB Bildg.1F Large Lecture Room)

Chair:Keisuke Ishida(NUMO)

10:15 AM - 10:30 AM

[1D02] Basic study on adsorption characteristics of radioactive anion nuclides in the geological disposal environment using LDH

*Gemma Doi¹, Akihito Asano¹, Shogo Uchiyama¹, Tsuyoshi Arai¹ (1. Shibaura Inst. of Tech.)

Keywords:Geological disposal, Layered double hydroxide, Anion adsorbent

In order to improve the retardation performance of radionuclide migration in geological disposal, the basic adsorption characteristics of in-house produced LDH were evaluated. The results show that Co-Fe LDH has high adsorption performance for Se(IV) and Mo(VI).