Zobrazeno 1 - 10
of 1 205
pro vyhledávání: '"MA Chuang"'
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 239, Iss 4, Pp 803-805 (2024)
C18H12N2O4, monoclinic, P21/c (no. 14), a = 12.3075(7) Å, b = 6.5075(3) Å, c = 18.4929(9) Å, β = 92.883(4)°, V = 1,479.24(13) Å3, Z = 4, R gt(F) = 0.0394, wR ref(F 2) = 0.1047, T = 173 K.
Externí odkaz:
https://doaj.org/article/844043d4cf6847b9a1c0dad79f039caa
Publikováno v:
Cailiao Baohu, Vol 57, Iss 6, Pp 121-130 (2024)
In order to obtain coatings with low emissivity, most studies focus on the screening of resin and filler components. However, the influence of process parameters on emissivity during the coating preparation process was rarely studied, and the interac
Externí odkaz:
https://doaj.org/article/f71781c536ed4c78bc2948b56fbeb636
Publikováno v:
Hangkong gongcheng jinzhan, Vol 14, Iss 2, Pp 35-43 (2023)
Sonic boom suppression is a key technology that must be broken through in the development of a new generation of supersonic civil aircraft. The reasonable design of configuration parameters can make the aircraft have good sonic boom characteristics.
Externí odkaz:
https://doaj.org/article/b87e91cc093747659c2442ca50aff3c2
Publikováno v:
Cailiao gongcheng, Vol 46, Iss 2, Pp 122-127 (2018)
The influence of loading direction and weld reinforcement on fatigue performance of TC2 titanium alloy TIG weld seam was investigated via fatigue experiments and SEM fracture observation. The results show that the fatigue life of retaining weld reinf
Externí odkaz:
https://doaj.org/article/2de530126c684c358e219d7f13792183
Publikováno v:
Cailiao gongcheng, Vol 44, Iss 6, Pp 98-103 (2016)
Fatigue fracture often occurs because of the corrosion damage to aerospace structural aluminum alloy with holes. Fatigue tests of 7075 aluminum alloy of both unchamfered and chamfered double-hole specimens under uncorrosion and 24h pre-corrosion were
Externí odkaz:
https://doaj.org/article/4abbc94c42794d3dacf1c5140096d0d4
Publikováno v:
Jixie qiangdu, Vol 38, Pp 167-172 (2016)
Based on ANSYS,a finite element model of calculating stress intensity factor( SIF) for 300 M steel M( T)sample with different thickness was established and the numerical solutions of SIF for different thickness were compared. The aN curves we
Externí odkaz:
https://doaj.org/article/3c7a692741ee4ec08274a82f5525635b
Topological data analysis can extract effective information from higher-dimensional data. Its mathematical basis is persistent homology. The persistent homology can calculate topological features at different spatiotemporal scales of the dataset; tha
Externí odkaz:
http://arxiv.org/abs/2302.09940
Publikováno v:
E3S Web of Conferences, Vol 118, p 02077 (2019)
For the classical maximum power point tracking algorithm, the setting of small step increases the speed of maximum power tracking of photovoltaic power generation system and the stability of operation in stable state. To solve this problem, this pape
Externí odkaz:
https://doaj.org/article/1bcf01ed4eef41d78649281e92840562
Publikováno v:
E3S Web of Conferences, Vol 118, p 01047 (2019)
Due to the increasingly limited conventional energy and increasing environmental problems, the photovoltaic industry is receiving more and more attention from all over the world. China’s solar photovoltaic industry has driven rapid development in e
Externí odkaz:
https://doaj.org/article/505e0616368f4b789c5c06de90ee30ba
Publikováno v:
E3S Web of Conferences, Vol 118, p 01058 (2019)
Hydrogen fuel cell is a clean, efficient and pollution-free electrochemical power generation device, which has received widespread attention at home and abroad in recent years. The paper introduces the working principle and advantages of hydrogen fue
Externí odkaz:
https://doaj.org/article/a9709698eaf3426d954415b745494529