[HTML][HTML] In situ TEM study of heavy-ion irradiation-induced amorphisation and electron beam-induced recrystallisation in powellite (CaMoO4)

T Zagyva, AH Mir, L Leay, B O'Driscoll, M Harrison… - Acta Materialia, 2023 - Elsevier
Molybdenum-rich radioactive waste streams in the UK will be vitrified into glass composite
high-level waste (HLW) products containing powellite (CaMoO 4) crystals. These materials …

Impacts of substitution of Fe2O3 for SiO2 on structure and properties of borosilicate glasses containing MoO3

Y Xu, Q Liao, F Wang, H Zhu, Z He, M Fu… - Journal of Non-Crystalline …, 2023 - Elsevier
Borosilicate glass is an effective matrix for vitrification of high-level nuclear waste. However,
the solubility of molybdenum is lower. In this paper, the impacts of Fe 2 O 3 replacing SiO 2 …

Effect of Na2O and CaO on the solubility and crystallization of Mo in borosilicate glasses

J Zhou, Q Liao, F Wang, Y Wang, H Zhu… - Journal of Non-Crystalline …, 2021 - Elsevier
The effect of Na 2 O and CaO on the solubility and crystallization of Mo in the conventional
borosilicate glasses belonging to SiO 2-B 2 O 3-Na 2 O-CaO system was investigated. The …

Incorporation limit of MoO3 in sodium borosilicate glasses

S Sukenaga, H Unozawa, Y Chiba… - Journal of the …, 2023 - Wiley Online Library
Optimizing the concentration of molybdenum incorporated in a borosilicate glass matrix is
essential in the vitrification of high‐level radioactive waste. However, the incorporation limit …

Scalable synthesis of ytterbium and erbium codoped calcium molybdate phosphors as upconversion luminescent thermometer

J Liu, Y Jiao, Y Pu, JX Wang, D Wang - AIChE Journal, 2021 - Wiley Online Library
Luminescent thermometry is a noninvasive method of temperature detection with high
sensitivity and response speed. The present study demonstrated the process‐intensified …

Incorporation of Europium(III) into Scheelite-Related Host Matrixes ABO4 (A = Ca2+, Sr2+, Ba2+; B = W6+, Mo6+): Role of A and B Sites on the Dopant Site …

B **ao, M Schmidt - Inorganic Chemistry, 2017 - ACS Publications
Scheelite-and powellite-related materials doped with trivalent lanthanides or actinides have
been the subject of extensive research due to their important role in mineralogical …

[HTML][HTML] Impacts of composition and beta irradiation on phase separation in multiphase amorphous calcium borosilicates

KB Patel, B Boizot, SP Facq, S Peuget… - Journal of Non …, 2017 - Elsevier
Borosilicate glasses for nuclear waste applications are limited in waste loading by the
precipitation of water-soluble molybdates. In order to increase storage efficiency, new …

An SPS-RS Technique for the Fabrication of SrMoO4 Powellite Mineral-like Ceramics for 90Sr Immobilization

AA Belov, OO Shichalin, EK Papynov, IY Buravlev… - Materials, 2023 - mdpi.com
This paper reports a method for the fabrication of mineral-like SrMoO4 ceramics with a
powellite structure, which is promising for the immobilization of the high-energy 90Sr …

Mechanism of powellite crystallite expansion within nano-phase separated amorphous matrices under Au-irradiation

KB Patel, S Schuller, GI Lampronti… - Physical Chemistry …, 2020 - pubs.rsc.org
A fundamental approach was taken to understand the implications of increased nuclear
waste loading in the search for new materials for long-term radioisotope encapsulation. This …

The influence of Mo sources, concentrations and the content of Na2O on the tendency of devitrification of modified R7T7 borosilicate glasses

L Guo, S Liu, Z Shan - Journal of Non-Crystalline Solids, 2023 - Elsevier
Referring to the R7T7 nuclear waste glass, borosilicate glasses with extra addition of 0.75
and 1.5 mol% MoO 3 and with varied contents Na 2 O were prepared. The samples were …