Zobrazeno 1 - 10
of 172
pro vyhledávání: '"Xu-hong Yang"'
Publikováno v:
Polymer Testing, Vol 124, Iss , Pp 108099- (2023)
Cotton and calcium alginate (CA) fibers are both polysaccharide-based fibers, but they possess different flame retardancy. The detailed comparisons on flame retardancy and combustion behavior of polysaccharide fabrics are of interest. In this study,
Externí odkaz:
https://doaj.org/article/bcb10dba4d6348c880b64e53482814f0
Autor:
Fang Yang, Ze-Ran Chen, Xu-Hong Yang, Yue Xu, Ning-Jing Ran, Mei-Jun Liu, Shuo-Guo Jin, Hua-Nan Jia, Yang Zhang
Publikováno v:
Frontiers in Pharmacology, Vol 13 (2022)
Stroke is a fatal neurological disease, which seriously threatens human health and life. Ischemic stroke (IS) is the most common type of stroke in clinic. Its pathogenesis is very complex, mainly caused by nerve damage caused by brain blood supply di
Externí odkaz:
https://doaj.org/article/871886892acf4aeeb8bdf981ad6aba3e
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 1, Pp 700-708 (2020)
The fabrication of long-lasting flame retardant wool textiles through an eco-friendly scheme is still an urgent task. In the present study, an eco-friendly and innovative hybrid silica sol with core-shell structure was prepared by using phytic acid (
Externí odkaz:
https://doaj.org/article/18d212496d134563a55d77a2c7fa19e6
Autor:
Shuai Li, Xu-Hong Yang
Publikováno v:
Advances in Materials Science and Engineering, Vol 2014 (2014)
Wool keratin/poly(vinyl alcohol) (PVA) blend nanofibers were fabricated using the electrospinning method in formic acid solutions with different weight ratios of keratin to PVA. The resultant blend nanofibers were characterized by scanning electron m
Externí odkaz:
https://doaj.org/article/3877c38a95474ffe8d9ffd8613779ea7
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 10, Pp o2522-o2522 (2010)
In the title compound, C20H15N3O2·C18H15OP, the pyrimidinone heterocycle and the fused phenyl ring are inclined at 1.92 (7)°. Only the hydroxy group is involved in hydrogen bonding, whereas the amino group is shielded from potential acceptors.
Externí odkaz:
https://doaj.org/article/d9dbcb40eb4d4f279da3c8f46bcb1843
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 9, Pp o2225-o2226 (2010)
In the title compound, C20H15N3O2·CH3OH, the quinazolinone ring system is approximately planar, the dihedral angle between the pyrimidinone ring and the adjacent benzene ring being 1.73 (6)°. The pyrimidinone ring makes dihedral angles of 77.58 (6)
Externí odkaz:
https://doaj.org/article/6007c42094d54983985b3f0585c15943
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 8, Pp o2075-o2076 (2010)
In the title compound, C34H23N5O3·0.5CH3OH, each pyrimidinone heterocycle and its adjacent benzene ring are almost coplanar, making dihedral angles of 0.69 (13) and 1.87 (13)°. The lower pyrimidinone ring makes a dihedral angle of 40.41 (15)° with
Externí odkaz:
https://doaj.org/article/0ad303203e2b4cbd90a9fcffe097dc92
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 7, Pp o1854-o1855 (2010)
In the title compound, C17H15F3N4O2, the dihedral angle between the trifluoromethoxy-substituted benzene ring and the pyrimidinone ring is 45.1 (5)°, while that between the fused benzene ring and the pyrimidinone ring is 0.67 (1)°. Part of one of t
Externí odkaz:
https://doaj.org/article/3026080625e14abea69ec6126c85e3b6
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 1, Pp o185-o186 (2009)
In the asymmetric unit of the title compound, C16H15ClN4O·0.75CH3OH, there are two independent quinazolin-4(3H)-one molecules and one and a half methanol molecules. One of the methanol molecules is disordered over two positions with equal occupancie
Externí odkaz:
https://doaj.org/article/18572157b1dc4a41b975dd9202415d83
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 1, Pp o34-o35 (2009)
In the title compound, C17H17N3O2, the quinazolinone ring system is essentially planar. The benzene ring is twisted with respect to it by a dihedral angle of 32.7 (5)°. The molecular conformation is stabilized by an N—H...O hydrogen bond, and the
Externí odkaz:
https://doaj.org/article/4edcaaa334564daf9c4f4f524f701131