Qualification and reusability of long and short fibre-reinforced ultra-refractory composites for aerospace thermal protection systems

S Mungiguerra, L Silvestroni, R Savino, L Zoli, B Esser… - Corrosion …, 2022 - Elsevier
Qualification and reusability campaigns were performed on ultra-high temperature ceramic
matrix composites (UHTCMCs) made of a ZrB 2-SiC matrix with short/long carbon fibre to …

A review of the mathematical modeling of equilibrium and nonequilibrium hypersonic flows

W Zhang, Z Zhang, X Wang, T Su - Advances in Aerodynamics, 2022 - Springer
This paper systematically reviews the mathematical modeling based on the computational
fluid dynamics (CFD) method of equilibrium and nonequilibrium hypersonic flows. First …

Ultra-high-temperature testing of sintered ZrB2-based ceramic composites in atmospheric re-entry environment

S Mungiguerra, GD Di Martino, A Cecere… - International Journal of …, 2020 - Elsevier
An experimental campaign has been carried out to characterize a new class of Ultra-High-
Temperature Ceramic Matrix Composites for near-zero ablation Thermal Protection …

Effect of titanium surface roughness on oxygen catalytic recombination in a shock tube

I Kim, Y Yang, G Park - Acta Astronautica, 2020 - Elsevier
Surface roughness and microscopic morphology are key factors influencing oxygen catalytic
recombination. Titanium is extensively used as a material for metallic thermal protection …

Determination of surface catalysis on copper oxide in a shock tube using thermochemical nonequilibrium CFD analysis

Y Yang, VRP Sethuraman, H Kim, JG Kim - Acta Astronautica, 2022 - Elsevier
A numerical assessment of both oxygen and nitrogen catalytic recombination efficiency on
copper oxide surface is conducted using a computational fluid dynamics (CFD) analysis …

Aerothermal effects of ablation on carbon-based space objects

S Lee, Y Yang, SH Park - International Journal of Heat and Mass Transfer, 2023 - Elsevier
The growing number of space objects is a potential risk not only for operational space
systems but also for ground safety. To prevent possible collisions with the ground, it is …

Experimental study of separation behavior of two bodies in hypersonic flow

SH Park, J Kim, I Choi, G Park - Acta Astronautica, 2021 - Elsevier
The separation behavior of two bodies was experimentally investigated in a shock tunnel.
Simple-shaped bodies, including a cylinder, cube, and sphere, with a size of 3 or 5 mm were …

Influence of surface nanostructures on the catalytic recombination of hyperthermal non-equilibrium flow

L He, Z Ye, Y Cao, J Tang, J Zhao, D Wen - Physics of Fluids, 2023 - pubs.aip.org
One of the key challenges for accurate prediction of hypersonic aerodynamic heating is the
exothermic uncertainty due to the complex surface catalytic recombination effect, which is …

Assessment of drag measurement techniques in a shock tunnel

K Kim, B Jang, S Lee, G Park - Plos one, 2022 - journals.plos.org
Three force measurement techniques in a shock tunnel, the free-flight, movable-support
force balance, and stress-wave force balance techniques were employed, and each …

Improving heat transfer prediction across catalytic SiC interface through a multiscale framework leveraging machine learning and data fusion techniques

Z Ye, J Zhao, H **ng, G Yao, D Xu, D Wen - International Journal of Heat …, 2025 - Elsevier
Accurate aerothermal prediction under hypersonic flow conditions is crucial for any thermal
protection materials design and engineering. The surface catalytic effect, where dissociated …