Zobrazeno 1 - 10
of 457
pro vyhledávání: '"Jicai Feng"'
Autor:
Xiajun Guo, Xiaoqing Si, Yongxu Liu, Pengpeng Xue, Chun Li, Junlei Qi, Xiangyu Dai, Jian Cao, Jicai Feng
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 1743-1753 (2023)
Joining C/C composites to Ni-based single crystal alloy DD3 can significantly broaden their industrial application. The currently used active brazing method (ABM) may cause harmful reactions with Ni-based alloys, generating brittle compounds and dete
Externí odkaz:
https://doaj.org/article/ff70bf669cc047f1a2c6339b21092d50
Publikováno v:
Materials Research, Vol 26 (2022)
Abstract Wetting of metal droplet on the solid substrate is a fundamental phenomenon which is applicable to the surface chemistry. When an oscillation field is included in the wetting condition, the wetting process shows significant advancing and rec
Externí odkaz:
https://doaj.org/article/79044c79d7794ed7ae67a36bff2e591a
Autor:
Shulin Chen, Changwei Wu, Bo Han, Zhetong Liu, Zhou Mi, Weizhong Hao, Jinjin Zhao, Xiao Wang, Qing Zhang, Kaihui Liu, Junlei Qi, Jian Cao, Jicai Feng, Dapeng Yu, Jiangyu Li, Peng Gao
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-7 (2021)
The knowledge of atomic structure and structural instability of hybrid perovskites is crucial to understand their photoelectric properties and failure mechanism. Here, the authors utilise low-dose TEM imaging technique to investigate the atomic struc
Externí odkaz:
https://doaj.org/article/9bb0a6e55f3b4f9aa1516ba03a91d583
Publikováno v:
Journal of Materiomics, Vol 7, Iss 4, Pp 766-779 (2021)
A ZrC-SiC and TC4 gradient structure (ZTGS) was additively manufactured through the laser deposition technique and brazing process. The research results indicated that SiC-reinforced TC4-based gradient layers could be obtained on the TC4 surface by l
Externí odkaz:
https://doaj.org/article/2ea89152e0b8410582a837cd8d7a8c5a
Publikováno v:
Ultrasonics Sonochemistry, Vol 88, Iss , Pp 106092- (2022)
The sonoprocessing of droplet spreading during the wetting process of molten aluminum droplets on SiC ceramic substrates at 700 °C is investigated in this paper. When wetting is assisted by a 20 kHz frequency ultrasonic field, the wettability of liq
Externí odkaz:
https://doaj.org/article/a10e7034abad403387397fcc7301762a
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 6, Pp 15648-15661 (2020)
Underwater laser welding for 304 stainless steel with filler wire was successfully performed with a self-designed double-side gas-shielding nozzle. The effects of the back gas flow rate, travel speed and wire feed speed on the welding appearance, geo
Externí odkaz:
https://doaj.org/article/c16ad8d167664fd98a667945fc9803cc
Autor:
Biao Yang, Caiwang Tan, Yaobang Zhao, Laijun Wu, Bo Chen, Xiaoguo Song, Hongyun Zhao, Jicai Feng
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 5, Pp 9576-9587 (2020)
In this study, laser-arc hybrid welding of 5A06 aluminum alloys was performed firstly. To improve the surface quality of welded joints, ultrasonic peening (UP) process was employed. The influence of different peening needle velocities on surface micr
Externí odkaz:
https://doaj.org/article/928625dce697447d8112582b6974cf43
Autor:
Peng Jin, Yibo Liu, Qingjie Sun, Qiaoli Lin, Junzhao Li, Kun Chen, Jianfeng Wang, Shaojun Hou, Fuxiang Li, Jicai Feng
Publikováno v:
Journal of Materials Research and Technology, Vol 8, Iss 6, Pp 5813-5822 (2019)
The wetting behaviour of Al alloys (i.e., 6061 Al and 4043 Al alloys) on the surface of pure titanium was studied by sessile drop method at temperatures of 873–973 K under high vacuum with ˜10−4 Pa. All wetting processes were divided into two st
Externí odkaz:
https://doaj.org/article/5460d707d18242a4b4ca42721e500eb0
Autor:
Jinghuang Lin, Yaotian Yan, Chun Li, Xiaoqing Si, Haohan Wang, Junlei Qi, Jian Cao, Zhengxiang Zhong, Weidong Fei, Jicai Feng
Publikováno v:
Nano-Micro Letters, Vol 11, Iss 1, Pp 1-11 (2019)
Abstract Rational design of efficient bifunctional electrocatalysts is highly imperative but still a challenge for overall water splitting. Herein, we construct novel freestanding Mo-doped NiCoP nanosheet arrays by the hydrothermal and phosphation pr
Externí odkaz:
https://doaj.org/article/3ed233474990420ab4d6804fe0f11cc7
Autor:
Yongxian Huang, Xiangchen Meng, Zongliang Lv, Tifang Huang, Yabin Zhang, Jian Cao, Li Zhou, Jicai Feng
Publikováno v:
Journal of Materials Research and Technology, Vol 8, Iss 1, Pp 1084-1091 (2019)
Micro friction stir welding (μFSW) was successfully performed to join the ultra-thin 6061-T4 sheet with the thickness of 0.5 mm. The optimum plunging depth of 0.05 mm was obtained and reduction ratio was lower than 0.2%. Based on better dynamic flow
Externí odkaz:
https://doaj.org/article/7ec179a51acc4938ac69a3ec73315ce1