Zobrazeno 1 - 10
of 2 710
pro vyhledávání: '"negative Poisson's ratio"'
Publikováno v:
Hangkong gongcheng jinzhan, Vol 15, Iss 5, Pp 32-47 (2024)
Flexible materials to achieve deformable wing technology requires high mechanical properties of flexible materials，the existing research on chiral structures as flexible materials to drive deformable wings is based on the case of linear small defor
Externí odkaz:
https://doaj.org/article/5da93823cff74c8183da9bcd8b071ad2
Publikováno v:
Bioactive Materials, Vol 42, Iss , Pp 194-206 (2024)
Men are particularly sensitive to penis size, especially those with a deformed or injured penis. This can lead to a strong desire for penis enlargement surgery. Given the ethical sensitivities of the penis, penile implants need to be developed with b
Externí odkaz:
https://doaj.org/article/ff709548f25f48c2bda6536306de05bb
Publikováno v:
Orthopaedic Surgery, Vol 16, Iss 8, Pp 1801-1815 (2024)
Poisson's ratio in auxetic materials shifts from typically positive to negative, causing lateral expansion during axial tension. This scale‐independent characteristic, originating from tailored architectures, exhibits specific physical properties,
Externí odkaz:
https://doaj.org/article/0976449d97bb443e931049e790d66ba1
Publikováno v:
Chinese Journal of Mechanical Engineering, Vol 37, Iss 1, Pp 1-10 (2024)
Abstract In order to predict the damage behaviours of 3D-printed continuous carbon fibre (CCF) reinforced composites, when additional short carbon fibre (SCF) composite components are employed for continuous printing or special functionality, a novel
Externí odkaz:
https://doaj.org/article/8915ef75f667400182948698c0783ce0
Publikováno v:
Defence Technology, Vol 36, Iss , Pp 47-63 (2024)
The high variability of shock in terrorist attacks poses a threat to people's lives and properties, necessitating the development of more effective protective structures. This study focuses on the angle gradient and proposes four different configurat
Externí odkaz:
https://doaj.org/article/bbb66ab6df9848a39913b2ee13bbce14
Publikováno v:
Engineering Science and Technology, an International Journal, Vol 59, Iss , Pp 101871- (2024)
Non-pneumatic tires have the advantages of high safety and high load-carrying capacity, and have a broad potential for engineering applications. In this paper, the effects of different gradient angles on the static and dynamic performance of honeycom
Externí odkaz:
https://doaj.org/article/50d1a0b8b3014421bcb3273b9ecfef8b
Publikováno v:
Materials & Design, Vol 246, Iss , Pp 113295- (2024)
In order to enhance the protection capability during impact loading, a composite material body (CMB) has been constructed using aluminum foam and a negative Poisson’s ratio (NPR) structure. The re-entrant NPR structure, fabricated from carbon fiber
Externí odkaz:
https://doaj.org/article/314aae999ff64f0584b76810b7dfcaa4
Publikováno v:
Materials & Design, Vol 245, Iss , Pp 113292- (2024)
In the dynamic interaction between the runner and the ground, the running shoe is the only medium that bears the impact force of body weight and plays a crucial role in athletic performance. Traditional designs do not adequately consider the differen
Externí odkaz:
https://doaj.org/article/d8252e1e96be44c9b42e85e2278e21e5
Autor:
Mahmoud Khedr, Hassan Elshokrofy, Aki-Petteri Pokka, Atef Hamada, Matias Jaskari, Aappo Mustakangas, Antti Järvenpää, Abdelkader Ibrahim, Mahmoud Elsamanty
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 8805-8814 (2024)
Auxetic structures, characterized by showing negative Poisson's ratio (ʋ) when loaded, are cellular metamaterials consisting of connected struts in repeating unit cells. The mechanical behavior of auxetics depends on dimensions of the unit cell such
Externí odkaz:
https://doaj.org/article/373a8aa921274b0c9aacd010500052b9
Publikováno v:
International Journal of Smart and Nano Materials, Vol 15, Iss 2, Pp 279-295 (2024)
Osteoblasts are mechanosensitive cells. Tensile stress with different conditions, including loading time, frequency, magnitude, etc. would cause varied responses in osteoblasts. However, it was not clarified that the effect of the loading types on th
Externí odkaz:
https://doaj.org/article/796bc8199d434178bcf599033cceea2f