Výsledky vyhledávání - "Zhang Dong-Mei"

Akademický článek

Study on efficacy and performance of Artemisia argyi extracts

Autor: ZHANG Wan-ping, ZHANG Zhi-yuan, ZHANG Dong-mei, ZHANG Qian-jie, JIANG Wen

Publikováno v: Shipin yu jixie, Vol 39, Iss 4, Pp 37-43 (2023)

Objective: By analyzing bacteriostasis and efficacy, the possibility of Artemisia argyi extract to be a plant extract preservative is clarified. It provides a message for the development of natural non-irritating plant extract preservative. Methods:

Externí odkaz: https://doaj.org/article/af805456f16b4ebfa31c38413ff12c0d

Zobrazit plný text záznamu

Akademický článek

The crystal structure of 5,7-bis(2-hydroxyethoxy)-2-phenyl-4H-chromen-4-one, C19H18O6

Autor: Yang Ying, Shao Jin, Zhao Tong, Ma Hui-Ping, Zhang Dong-Mei, Jing Lin-Lin

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 234, Iss 4, Pp 843-844 (2019)

C19H18O6, monoclinic, P21/n (no. 14), a = 9.94437(14) Å, b = 8.33132(15) Å, c = 22.5305(4) Å, β = 92.5633(14)°, V = 1864.78(5) Å3, Z = 4, Rgt(F) = 0.0507, wRref(F2) = 0.1564, T = 295.22(10) K.

Externí odkaz: https://doaj.org/article/64a05354d5264c4c81ae74904a73f1e4

Zobrazit plný text záznamu

Akademický článek

Crystal structure of 2-methoxy-6-(((2-(1-methyl-1H-benzo[d] imidazol-2-yl)phenyl)imino)methyl)phenol — ethanol (1/1), C24H25N3O3

Autor: Zhang Dong-Mei, Zhou Ting-Ting, Li Jia-Wen, Zhang Fan

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 231, Iss 2, Pp 469-471 (2016)

C24H25N3O3, monoclinic, (no. 14), a = 10.2246(7) Å, b = 21.2529(7) Å, c = 10.6924(6) Å, β = 116.990(8)°, V = 2070.4(2) Å3, Z = 4, Rgt(F) = 0.0499, wRref(F2) = 0.1155, T = 102 K.

Externí odkaz: https://doaj.org/article/8fe483364ebf47c09a78c8b8e1219efe

Zobrazit plný text záznamu

Akademický článek

Analysis of constant modulus blind equalization algorithms base on 'data reuse'

Autor: XU Hua, ZHENG Hui, ZHANG Dong-mei

Publikováno v: Tongxin xuebao, Vol 30, Pp 73-77 (2009)

The constant modulus blind equalization algorithm based on "data reuse" could be used to solve the problem of blind equalization of short burst signals,but its important properties hadn’t been studied.The ill-convergence caused by data reuse was an

Externí odkaz: https://doaj.org/article/d3d6535b208945b48cf3b1992b8c8e0c

Zobrazit plný text záznamu

Akademický článek

High efficiency algorithm of power and bit allocation for OFDMA system

Autor: ZHANG Dong-mei, XU You-yun, CAI Yue-ming

Publikováno v: Tongxin xuebao, Pp 108-113 (2008)

A high efficiency algorithm of power and bit allocation for OFDMA system was propose,which including three parts: linear water-filling power allocation,bit allocation and power and bit adjustment. It could quickly achieve the power and bit allocation

Externí odkaz: https://doaj.org/article/7fffebb72f7a45a8982251e1ed034962

Zobrazit plný text záznamu

Akademický článek

Crystal structure of dichlorido(2-(1-methyl-1H-benzo[d]imidazol-2-yl)aniline-κ2N,N′)zinc(II)

Autor: Zhou Ting-Ting, Zhang Dong-Mei, Li Jia-Wen, Zhang Fan

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 231, Iss 2, Pp 477-478 (2016)

C14H13Cl2N3Zn, M = 359.54, orthorhombic, Pna21 (No. 33), a = 10.1222(5) Å, b = 18.6435(10) Å, c = 7.6190(4) Å, V = 1437.81(12) Å3, Z = 4, Rgt(F) = 0.0407, wRref(F2) = 0.0780, T = 102 K.

Externí odkaz: https://doaj.org/article/e7555bbccd0c4b33a1d92d745a0f2ba0

Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání