Zobrazeno 1 - 10
of 647
pro vyhledávání: '"Dechang Jia"'
Publikováno v:
Journal of Advanced Ceramics, Vol 13, Iss 5, Pp 666-678 (2024)
To improve the oxidation resistance of short carbon fiber (Csf)-reinforced mechanically alloyed SiBCN (MA-SiBCN) (Csf/MA-SiBCN) composites, dense amorphous Csf/SiBCN composites containing both MA-SiBCN and polymer-derived ceramics SiBCN (PDCs-SiBCN)
Externí odkaz:
https://doaj.org/article/09d128baea194360ac8761b6d0d54069
Publikováno v:
Materials, Vol 17, Iss 13, p 3118 (2024)
In this study, the SiBCN-Ti series ceramics with different Ti contents were fabricated, and the oxidation resistance and microstructural evolution of the ceramics at 1500 °C for different times were explored. The results show that with the increase
Externí odkaz:
https://doaj.org/article/5b97719390a049a8b968b188b9f27669
Autor:
Zibo Niu, Daxin Li, Dechang Jia, Zhihua Yang, Kunpeng Lin, Ralf Riedel, Paolo Colombo, Yu Zhou
Publikováno v:
Advanced Powder Materials, Vol 3, Iss 1, Pp 100163- (2024)
In this study, the structural evolution of SiBCN ceramics during crystallization and its effects on oxidation behavior involving different atomic units or formed phases in amorphous or crystalline SiBCN ceramics were analyzed. The amorphous structure
Externí odkaz:
https://doaj.org/article/9358f0d2ea7f49a280b4b7ea3b2688ef
Autor:
Yuchen Liu, Yu Zhou, Dechang Jia, Zhihua Yang, Wenjiu Duan, Daxin Li, Shuzhou Li, Ralf Riedel, Bin Liu
Publikováno v:
Journal of Advanced Ceramics, Vol 12, Iss 5, Pp 984-1000 (2023)
The atomic structural features and the mechanical properties of amorphous silicoboron carbonitride ceramics with 13 different compositions in the Si–BN–C phase diagram are investigated employing ab-initio calculations. Both chemical bonds and loc
Externí odkaz:
https://doaj.org/article/39582f9b100346d0b9ba0c6a642877db
Autor:
Siqi Ma, Yuqi Jiang, Shuai Fu, Peigang He, Chengyue Sun, Xiaoming Duan, Dechang Jia, Paolo Colombo, Yu Zhou
Publikováno v:
Journal of Advanced Ceramics, Vol 12, Iss 3, Pp 510-525 (2023)
Over time, natural materials have evolved to be lightweight, high-strength, tough, and damage-tolerant due to their unique biological structures. Therefore, combining biological inspiration and structural design would provide traditional materials wi
Externí odkaz:
https://doaj.org/article/2523aacc85ea49b4aeb539cc693b1bf2
Publikováno v:
Journal of Magnesium and Alloys, Vol 10, Iss 9, Pp 2446-2459 (2022)
Multi-functionalization is the future development direction for protective coatings on metal surface, but has not yet been explored a lot. The effective integration of multiple functions into one material remains a huge challenge. Herein, a superhydr
Externí odkaz:
https://doaj.org/article/ab0433a24559459dbd6cbcde6617929a
Autor:
Fangzhe Li, Hongjun Zhang, Huijiadai Luo, Miao Xing, Lu Cao, Chunlong Wu, Yongchun Zou, Dechang Jia, Yu Zhou, Yong Huang, Hua Ke
Publikováno v:
Advanced Electronic Materials, Vol 9, Iss 5, Pp n/a-n/a (2023)
Abstract Dielectric tunability is widely used in numerous electronic devices, including wavelet filters, lens antennae, and varactors. However, a dielectric device often has only one tunable dielectric constant range, confining the integration of a m
Externí odkaz:
https://doaj.org/article/9f76160e8fa44afe8699b889d92a2167
Autor:
Zhuo Zhang, Xiaoming Duan, Zhuo Tian, Yujin Wang, Lan Wang, Lei Chen, Baofu Qiu, Delong Cai, Peigang He, Dechang Jia, Yu Zhou
Publikováno v:
Journal of Advanced Ceramics, Vol 11, Iss 4, Pp 532-544 (2022)
Abstract Textured hexagonal boron nitride (h-BN) matrix composite ceramics were prepared by hot-pressing using different contents of 3Y2O3−5Al2O3 (molar ratio of 3:5) as the sintering additive. During hot-pressing, the liquid Y3Al5O12 (YAG) phase s
Externí odkaz:
https://doaj.org/article/d7c79ce782e1447287fb64567f35022a
Publikováno v:
Materials, Vol 16, Iss 9, p 3560 (2023)
In this study, amorphous + nanocrystalline Ti-BN mixed powders were obtained through first-step mechanical alloying; subsequently, almost completely amorphous SiBCN-Ti mixed powders were achieved in the second-step milling. The SiBCN-Ti bulk ceramics
Externí odkaz:
https://doaj.org/article/3a70a46b6b3149f58cc62f198639c9e0
Publikováno v:
Journal of Materiomics, Vol 6, Iss 4, Pp 702-711 (2020)
Searching for new materials with extra low thermal conductivities is significant in numerous fields like thermal barrier coatings and thermoelectric devices. Traditional multiple-component design has successfully reduced the thermal conductivity, but
Externí odkaz:
https://doaj.org/article/9e6d09bc24c5496586bbc8b6f4c82153