Comprehensive comparison of bismuth and silver functionalized nickel foam composites in capturing radioactive gaseous iodine

Z Tian, TS Chee, L Zhu, T Duan, X Zhang, L Lei… - Journal of Hazardous …, 2021 - Elsevier
Developing an efficient and cheap iodine sorbent is of great practical significance in the
modern nuclear industry. In this work, novel bismuth and silver functionalized Ni foam …

Bi2S3-reduced graphene oxide composite for gaseous radioiodine capture and its immobilization within glass composite material

H Zou, J Guo, M Song, F Yi, X Wang, N Pan, H Li… - Progress in Nuclear …, 2021 - Elsevier
A potential method of disposing iodine-129 in off-gas produced from spent fuel reprocessing
was discussed in this paper. Firstly, the Bi 2 S 3-reduced graphene oxide (RGO) composite …

Efficient capture of radioactive iodine by a new bismuth-decorated electrospinning carbon nanofiber

TS Chee, Z Tian, X Zhang, L Lei, C Xiao - Journal of Nuclear Materials, 2020 - Elsevier
Radioactive iodine isotopes that are discharged into environment have been of significant
concern due to its long-term impact on public health. In this work, a new bismuth-based …

Silver-functionalized silica aerogels and their application in the removal of iodine from aqueous environments

RM Asmussen, J Matyáš, NP Qafoku… - Journal of hazardous …, 2019 - Elsevier
One of the key challenges for radioactive waste management is the efficient capture and
immobilization of radioiodine, because of its radiotoxicity, high mobility in the environment …

Radioiodine sorbent selection criteria

BJ Riley, K Carlson - Frontiers in Chemistry, 2022 - frontiersin.org
Methods for preventing radioiodine from entering the environment are needed in processes
related to nuclear energy and medical isotope production. The development and …

Silver-loaded xerogel nanostructures for iodine capture: A comparison of thiolated versus unthiolated sorbents

BJ Riley, S Chong, J Marcial, N Lahiri… - ACS Applied Nano …, 2022 - ACS Publications
This paper describes the development and provides comparisons of thiolated (− SH) and
unthiolated Ag–Al–Si–O xerogels for iodine gas capture. These xerogels were produced …

Iodine Capture with Metal-Functionalized Polyacrylonitrile Composite Beads Containing Ag0, Bi0, Cu0, or Sn0 Particles

S Chong, BJ Riley, RM Asmussen… - ACS Applied Polymer …, 2022 - ACS Publications
The capture of radioiodine from nuclear processes and the mitigation of environmental
release are important topic areas of research. Some of the more commonly employed …

A two-column method for the separation of Kr and Xe from process off-gases

J Liu, CA Fernandez, PF Martin… - Industrial & …, 2014 - ACS Publications
Radioactive isotopes of xenon (Xe) and krypton (Kr) exist in the off-gases from the
reprocessing of nuclear fuels. To meet regulations, at least the Kr needs to be removed from …

Adsorption of methyl iodide on reduced silver‐functionalized silica aerogel: Kinetics and modeling

S Tang, S Choi, Y Nan, LL Tavlarides - AIChE Journal, 2021 - Wiley Online Library
The low concentration methyl iodide (CH3I) adsorption process on reduced silver‐
functionalized silica aerogel (Ag0‐Aerogel) was studied. The kinetic data were acquired …

Removal of gaseous methyl iodide using hexamethylenetetramine and triethylenediamine impregnated activated carbon: A comparative study

T Yaqoob, M Ahmad, A Farooq, F Ali, Y Faiz… - Diamond and Related …, 2023 - Elsevier
Radioactive iodine may be released into off-gas streams during both, the normal operation
and severe accident of nuclear power plant in both organic and inorganic forms. Methyl …