Aug 9, 2023 · Due to the high melting point of Gd 2 O 3 and high infrared emissivity and its ability to influence thermal stability, Gd 2 O 3 can be added to HfB 2 /SiC/TaSi 2 coatings to improve …

Aug 9, 2023 · To improve the infrared emissivity and the ablation resistance of HfB2/SiC/TaSi2 coatings for serving in heat flux of 4400 kW/m2, HfB2/SiC/TaSi2 coatings with different …

Dec 1, 2024 · The hydride adduct ion, [HFB + H] - m/z 187, was formed because of the gaseous HFB molecules being reduced by Birch type reduction in the metal orifice 1 with help from its …

A stable Hf–Ta–Gd–Si–O multiphase glass was formed on the surface of the coating, which could restrain oxygen penetration.

Aug 1, 2016 · PWR fuel assemblies containing typical loadings of gadolinia and erbia have been analyzed to investigate their neutronic effects on PWR operation. Similar to the (UO2 + Gd 2 …

Oct 1, 2019 · The hafnium diboride (HfB 2) process a high thermal conductivity, a high melting point, and a small neutron-induced swelling, which contributes to an enhanced safety …

To improve the infrared emissivity and the ablation resistance of HfB2/SiC/TaSi2 coatings for serving in heat flux of 4400 kW/m2, HfB2/SiC/TaSi2 coatings with different contents of...

Mar 14, 2011 · A method to acquire a zero dipole high-k/SiO 2 interface has been proposed. We introduced Gd elements into HfO 2 to compensate the VFB shift cause by interface dipoles …

Sep 9, 2020 · Solid solutions of HfB2-ZrB2mixtures were prepared by high-energy ball milling of diboride and additive powders followed by spark plasma sintering (SPS). A mixture of …

To improve the infrared emissivity and the ablation resistance of HfB2/SiC/TaSi2 coatings for serving in heat flux of 4400 kW/m2, HfB2/SiC/TaSi2 coatings with different contents of high …