Mechanical properties of sandwich composites with 3d-printed auxetic and non-auxetic lattice cores under low velocity impact

S Hou, T Li, Z Jia, L Wang - Materials & Design, 2018 - Elsevier
This work presents a comparative study on the reliability of auxetic (re-entrant honeycomb)
and non-auxetic (diamond lattice and conventional honeycomb) lattice composites. The …

Low-velocity impact response of aluminum alloy corrugated sandwich beams used for high-speed trains

Z Yu, K Liu, X Zhou, L Jing - Thin-Walled Structures, 2023 - Elsevier
The low-velocity impact response of A6N01S-T5 hollow extruded aluminum alloy corrugated
sandwich beams used for the carbody of high-speed trains, under drop-weight impact was …

Model and experimental studies on the effects of load characteristics and polyurethane densities on fatigue damage of rigid polyurethane grouting materials

K Liu, J Tong, M Huang, F Wang, H Pang - Construction and Building …, 2022 - Elsevier
This work aims to theoretically and experimentally investigate the fatigue damage evolution
characteristics for rigid polyurethane grouting materials (RPGM). From the theoretical …

[HTML][HTML] Mechanical performance and radar-absorption capacity of carbon Material–Reinforced polymethacrylimide foam: Preparation, comparison, and design

S Song, C Xiong, J Yin, Z Yang, A Gao, F Zhao… - Composites Part B …, 2024 - Elsevier
Herein, radar-absorbing polymethacrylimide (RAPMI) foam was prepared using the particle
foaming method. Nineteen samples were prepared based on different ratios and absorbent …

Achievements and prospects for the synthesis of poly (meth) acrylimide foams. Stage of the thermal imidisation of polymer precursors

OA Kazantsev, KV Shirshin, PV Kornienko… - Cellular …, 2021 - journals.sagepub.com
The review summarises the trends in the development of research on the synthesis of
polymethacrylimides (PMIs) and polyacrylimides by the method of intramolecular thermal …

Design equation for the effect of ovality on the collapse strength of sandwich pipes

R Li, B Chen, CG Soares - Ocean Engineering, 2021 - Elsevier
This research focuses on the effect of ovality on the collapse strength of subsea sandwich
pipes under external pressure. About 600 finite element analyses are performed to obtain …

Fatigue characteristics of sandwich composite joints in ships

M Li, R Yan, W Shen, K Qin, J Li, K Liu - Ocean Engineering, 2022 - Elsevier
The aim of this study is to investigate the fatigue characteristics of sandwich composite joints
in ships based on the experimental and numerical methods. Sandwich composite L-joints …

Experimental investigations of the environmental effects on stability and integrity of composite sandwich T‐joints: experimentelle Untersuchung des Umwelteinflusses …

MR Khosravani, K Weinberg - Materialwissenschaft Und …, 2017 - Wiley Online Library
The superior mechanical properties of sandwich composites made them to favored
materials, in particular in the aviation industry. However, environmental influences along the …

Estimation of fatigue life under multiaxial loading by varying the critical plane orientation

A Carpinteri, M Kurek, T Łagoda, S Vantadori - International Journal of …, 2017 - Elsevier
Fatigue life of different metallic materials under multiaxial loading is evaluated by employing
the critical plane-based criterion proposed by some of the present authors. According to …

Preparation, testing, and design of a radar‐absorption polymethacrylimide foam

S Song, J Yuan, R Duan, C Xiong, J Yin… - Journal of Polymer …, 2024 - Wiley Online Library
This article presents a new radar‐absorbing polymethacrylimide (RAPMI) foam, measures
the electromagnetic (EM) parameters of the foam, and establishes mechanical prediction …