WebMar 1, 2024 · The adsorption process of iodine, a major volatile radionuclide in the off-gas streams of spent nuclear fuel reprocessing, on hydrogen-reduced silver-exchanged mordenite (Ag0Z) was studied at the micro-scale. The gas-solid mass transfer and reaction involved in the adsorption process were investigated and evaluated with appropriate … WebAug 1, 2024 · Based on the previous study, bismuth oxide can form Bi-O-I bonding directly through chemisorption via Bi-O-I complexation ( Figure 10) [48, 59, 63]. The …
[PDF] Capture of harmful radioactive contaminants from off-gas …
WebJul 1, 2016 · Due to the strong affinity of bismuth and iodine, Bi@ESCNF exhibited a very high iodine uptake capacity up to 559 mg/g after exposure to iodine for 4 h at 200 °C which could reach approximately ... WebJun 1, 2024 · Bismuth-based materials obtained attention recently for iodine capture and storage due to their excellent stability by forming Bi x O y I z waste form, but their capture capacity is low, in general [7]. Composites are exciting materials for environmental remedies due to their synergistic effect [22], [23]. how many days to spend in nice france
Thiophene-based MOFs for iodine capture: Effect of pore
WebJan 31, 2024 · A novel bentonite–cobalt doped bismuth ferrite nanoparticles with boosted visible light induced photodegradation of methyl orange: synthesis, characterization … WebDec 1, 2024 · Of the materials investigated, bismuth-mordenite with 5 wt% bismuth content (Bi 5 @Mordenite) exhibited the highest capture capacity with an iodine uptake capacity up to 538 mg/g after exposure to iodine for 6 h at 200 °C, which was ~2.5 times higher than that of the bare mordenite with relatively fast kinetics. Interestingly, the … WebMay 15, 2024 · The research groups of Yang [3], Yim [4], Song [34] and Rezaei [35] have tried various different carrier frameworks through chemical modification, impregnation or sacrificial template, etc, to prepare bismuth-loaded iodine adsorbents, such as bismuth-loaded SBA-15, mordenite, BPx-O and Bi-Bi 2 O 3-TiO 2-C series calcined by … high tailin it