Aerogels for thermal protection and their application in aerospace

R Jin, Z Zhou, J Liu, B Shi, N Zhou, X Wang, X Jia… - Gels, 2023 - mdpi.com
With the continuous development of the world's aerospace industry, countries have put
forward higher requirements for thermal protection materials for aerospace vehicles. As a …

[HTML][HTML] Aramid fibers reinforced silica aerogel composites with low thermal conductivity and improved mechanical performance

Z Li, X Cheng, S He, X Shi, L Gong, H Zhang - Composites Part A: Applied …, 2016 - Elsevier
Aramid fibers reinforced silica aerogel composites (AF/aerogels) for thermal insulation were
prepared successfully under ambient pressure drying. The microstructure showed that the …

Thermal radiation shielded, high strength, fire resistant fiber/nanorod/aerogel composites fabricated by in-situ growth of TiO2 nanorods for thermal insulation

H Yu, Z Tong, B Zhang, Z Chen, X Li, D Su… - Chemical Engineering …, 2021 - Elsevier
Fiber/aerogel composites attract considerable interest as thermal insulation materials due to
their low thermal conductivity. However, in practice they deliver unsatisfactory performance …

Thermal transport in nano-porous insulation of aerogel: Factors, models and outlook

GH Tang, C Bi, Y Zhao, WQ Tao - Energy, 2015 - Elsevier
Thermal transport in nano-porous insulation material of aerogel has recently attracted
increasing attention due to its extreme low thermal conductivity and the broad applications …

Ultra-low thermal conductivity and high strength of aerogels/fibrous ceramic composites

J He, X Li, D Su, H Ji, XJ Wang - Journal of the European Ceramic Society, 2016 - Elsevier
Novel aerogels/fibrous ceramic composite, inspired by the bird's nest structure in nature, is
synthesized using mullite fibers as matrix and ZrO 2–SiO 2 aerogels as filler through vacuum …

Nano-TiO2 coated needle carbon fiber reinforced phenolic aerogel composite with low density, excellent heat-insulating and infrared radiation shielding performance

Y Pan, X Jin, H Wang, H Huang, C Wu, X Yan… - Journal of Materials …, 2023 - Elsevier
High-performance thermal protection materials (TPMs) for spacecraft are becoming current
research hotspots. Lightweight polymer-based ablators are considered to be the most …

Flexible silica aerogel composites strengthened with aramid fibers and their thermal behavior

Z Li, L Gong, X Cheng, S He, C Li, H Zhang - Materials & Design, 2016 - Elsevier
To meet the flexibility of some practical applications, aramid fiber reinforced silica aerogel
composites (AF/aerogels) were successfully prepared, which possessed low density …

Improvement of thermal insulation and compressive performance of Al2O3–SiO2 aerogel by doping carbon nanotubes

D Jiang, J Qin, X Zhou, Q Li, D Yi, B Wang - Ceramics International, 2022 - Elsevier
Carbon nanotubes (CNTs) have attracted significant attention from researchers due to their
high specific strength and good extinction properties. In this study, Al 2 O 3–SiO 2 aerogel …

Study of effective thermal conductivity of a novel SiO2 aerogel composite for high-temperature thermal insulation

PE Okafor, G Tang - International Journal of Heat and Mass Transfer, 2023 - Elsevier
A SiO 2 aerogel composite doped with novel spherical hollow carbon@ SiC infrared
opacifiers was proposed. Finite-Difference Time-Domain (FDTD) combined with the …

Opacifier embedded and fiber reinforced alumina-based aerogel composites for ultra-high temperature thermal insulation

W Zou, X Wang, Y Wu, L Zou, G Zu, D Chen… - Ceramics International, 2019 - Elsevier
A novel method was developed to uniformly disperse sub-micron TiO 2 opacifier into fiber
reinforcements using agar and silica as binders via freeze drying. TiO 2 …