Zobrazeno 1 - 10
of 2 708
pro vyhledávání: '"WANG Yanfei"'
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 239, Iss 5, Pp 835-838 (2024)
C23H14Cl4N6O4, triclinic, P1̄ (no. 2), a = 9.044(2) Å, b = 11.340(2) Å, c = 11.812(3) Å, α = 95.470(17)°, β = 105.46(2)°, γ = 90.084(18)°, V = 1161.8(5) Å3, Z = 2, Rgt(F) = 0.0914, wRref(F2) = 0.2547, T = 296 K.
Externí odkaz:
https://doaj.org/article/3a350198d3a348f299ada8c0ddbe59f3
Publikováno v:
应用气象学报, Vol 35, Iss 5, Pp 551-563 (2024)
The microwave radiometer can detect and retrieve temperature and humidity profiles with high spatial and temporal resolution throughout the day. However, microwave radiometers have few detection frequencies in the middle and upper layers, making them
Externí odkaz:
https://doaj.org/article/4ac2291f88f9454b895db3b626eba8bd
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 239, Iss 3, Pp 553-555 (2024)
C48H68Cl4N8O8Ni4, tetragonal, I41/a (no. 88), a = 16.9137(5) Å, c = 19.5028(13) Å, V = 5579.2(5) Å3, Z = 4, Rgt (F) = 0.0391, wRref (F 2) = 0.1221, T = 293 K.
Externí odkaz:
https://doaj.org/article/d878369ba8974148a16df942830249d0
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 238, Iss 6, Pp 1081-1083 (2023)
C18H15N7O4Zn, triclinic, P 1‾ $\overline{1}$ (no. 2), a = 9.1100(8) Å, b = 10.6451(7) Å, c = 12.0479(8) Å, α = 95.238(5)∘, β = 112.154(7)∘, γ = 112.971(7)∘, V = 956.56(13) Å3, Z = 2, R gt(F) = 0.0264, wR ref(F 2) = 0.0731, T = 298 K.
Externí odkaz:
https://doaj.org/article/84130b7716584d3cb5057dd3af99e1bb
Publikováno v:
Cailiao gongcheng, Vol 51, Iss 11, Pp 87-93 (2023)
Using a high temperature solid state reaction at 1600 ℃ for 6 h, (Nd1－xCax)(Al1－xFex)O3－x/2(x=0, 0.1, 0.2, 0.3) was synthesized by introducing Ca2+ and Fe3+ into NdAlO3, and spark plasma sintering (SPS) ceramic samples were used to investigat
Externí odkaz:
https://doaj.org/article/95509f427e7a46c2833d06c785f86d7f
Publikováno v:
Journal of Aeronautical Materials, Vol 43, Iss 5, Pp 1-9 (2023)
The application of metal additive manufacturing technology and products in the aviation field requires optimized structural design at macroscale and precise manufacture control at microscale. As one of the typical features of additive manufacture, mi
Externí odkaz:
https://doaj.org/article/b88a5236ae494311a272af0f7d0f109a
Publikováno v:
Cailiao gongcheng, Vol 51, Iss 8, Pp 155-161 (2023)
Based on the self-made Zr0.5Hf0.5C precursor and commercial liquid polycarbosilane, C/Zr0.5Hf0.5C-SiC composite was successfully prepared by the precursor impregnation and pyrolysis(PIP) process. The influence of the thickness of pyrolytic C coating
Externí odkaz:
https://doaj.org/article/b507af4a5c5f45d68224c7319a9ec299
Publikováno v:
Cailiao gongcheng, Vol 51, Iss 8, Pp 142-148 (2023)
Using carbon fiber cloth with different areal densities and tow sizes, two kinds of carbon fiber preforms with same carbon cloth laminated structure were produced through different z-direction stitching methods. Then, C/C-SiC composites were prepared
Externí odkaz:
https://doaj.org/article/f4a91d658bad480a89a00e2209b2a617
Publikováno v:
Ziyuan Kexue, Vol 45, Iss 4, Pp 872-883 (2023)
[Objective] The objective of this study was to scientifically examine the coupling rule, spatial characteristics, and formation mechanism of population and built-up area changes under the differential population flow in county units, and improve the
Externí odkaz:
https://doaj.org/article/6f6828ee0ef6454fa5d975f2dd9822fe
Publikováno v:
Frontiers in Earth Science, Vol 10 (2023)
Inversion of gravity data is one the important steps in the interpretation of practical data. The detection of sharp boundaries between anomalous bodies and host rocks is an interesting point in the geological frameworks. The gravity inversion with s
Externí odkaz:
https://doaj.org/article/4efda1d39d874e7e87567016c3384310