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Akademický článek

The crystal structure of [triaqua-(8-carboxymethoxy-quinoline-2-carboxylate-κ 4 N,O,O,O)-zinc(II)] monohydrate, C12H15NO9Zn

Autor: Wang Li-Hua, Yan Xi-Hai, Wang Yuan-Fang, Tai Xi-Shi

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 239, Iss 2, Pp 205-206 (2024)

C12H15NO9Zn, triclinic, P1‾ $P\overline{1}$ (no. 2), a = 7.3596(3) Å, b = 8.1735(2) Å, c = 12.0982(4) Å, α = 85.754(3)°, β = 80.318(3)°, γ = 84.852(2)°, V = 713.21(4) Å3, Z = 2, R gt(F) = 0.0515, wR ref(F 2) = 0.1510, T = 288.8(3) K.

Externí odkaz: https://doaj.org/article/955dbf44ccd940f3ad8982e8c5b81435

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Akademický článek

The crystal structure of aqua-bis{2-bromo-6-((2-(2-phenylacetyl)hydrazineylidene)methyl)phenolato-κ3 N,O,O′}-dimethylformamide-κ1 O-erbium(III) chloride – dimethylformamide – water (1/2/1), C39H49N7O9Br2ClEr

Autor: Wang Li-Hua, Tai Hao-Wen, Song Gui-Quan, Tai Xi-Shi

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 238, Iss 3, Pp 437-439 (2023)

C39H49N7O9Br2ClEr, triclinic, P1‾ $P\overline{1}$ (no. 2), a = 12.3164(9) Å, b = 12.7581(9) Å, c = 14.5023(11) Å, α = 70.873(2)°, β = 80.281(2)°, γ = 65.810(2)°, V = 1962.4(3) Å3, Z = 1, R gt(F) = 0.0383, wR ref(F 2) = 0.0765, T = 296.15

Externí odkaz: https://doaj.org/article/b01fd96cc555484dbd5caa3200a2189e

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Akademický článek

Crystal structure of bis{μ2-(4-acetyl-phenoxy)acetato-κ2 O:O′}-bis{μ2-(4-acetyl-phenoxy)acetato-κ3 O,O′:O)- bis{(4-acetyl-phenoxy)acetato-κ2 O,O′}-bis(phenanthrolin-κ2 N,N′)didysprosium(III) tetrahydrate, C84H78N4O28Dy2

Autor: Wang Li–Hua, Tai Hao–Wen, Zhao Mei–Li, Tai Xi–Shi

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 238, Iss 3, Pp 563-565 (2023)

C84H78N4O28Dy2, triclinic, P1‾ $P\overline{1}$ (no. 2), a = 12.3134(5) Å, b = 12.7705(5) Å, c = 14.5150(6) Å, α = 70.852(1)°, β = 80.298(1)°, γ = 65.726(1)°, V = 1964.05(14) Å3, Z = 1, R gt(F) = 0.0381, wR ref(F 2) = 0.0682, T = 296.15 K

Externí odkaz: https://doaj.org/article/834cba0a96fb45f4aba391017fd412a0

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Akademický článek

The crystal structure of (2,2′-bipyridine-κ2N,N′)- bis(6-phenylpyridine-2-carboxylate-κ2N,O)manganese(II)] monohydrate, C34H26N4O5Mn

Autor: Tai Xi-Shi, Wang Li-Hua

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 237, Iss 4, Pp 627-630 (2022)

C34H26N4O5Mn, monoclinic, C2/c (no. 15), a = 29.4330(18) Å, b = 10.4120(6) Å, c = 20.0207(12) Å, β = 107.246(6)°, V = 5859.6(6) Å3, Z = 8, Rgt(F) = 0.0380, wRref(F2) = 0.0865, T = 200 K.

Externí odkaz: https://doaj.org/article/e359009a2073477ca4baaa447435689d

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Akademický článek

Research on network food safety supervision strategy under the background of 'Internet Plus'

Autor: WANG Li-hua

Publikováno v: Shipin yu jixie, Vol 38, Iss 4, Pp 95-98 (2022)

Firstly the research background and the current status of online food safety research were introduced, and then the current status and problems of online food supervision were analyzed in this review. Finally, some supervision strategies were propose

Externí odkaz: https://doaj.org/article/ff676ca50e464773ab2086817827f279

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Akademický článek

The crystal structure of diaqua-bis(6-phenylpyridine-2-carboxylato-κ2N,O) manganese(II) — water — dimethylformamide (1/2/1), C27H31N3O9Mn

Autor: Wang Li-Hua, Tai Xi-Shi

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 237, Iss 4, Pp 675-677 (2022)

C27H31N3O9Mn, monoclinic, P21/n (no. 14), a = 10.8917(9) Å, b = 11.2673(16) Å, c = 23.077(3) Å, β = 93.319(10)°, V = 2827.2(6) Å3, Z = 4, Rgt(F) = 0.0735, wRref(F2) = 0.1938, T = 250 K.

Externí odkaz: https://doaj.org/article/ec44f15c02d6423bb5a8bb07142994ae

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Akademický článek

The crystal structure of [(1,10-phenanthroline-κ2 N,N)-bis(6-phenylpyridine-2-carboxylate-κ2 N,O)nickel(II)] monohydrate, C36H26N4O5Ni

Autor: Wang Li-Hua, Tai Xi-Shi, Ren Xiu-Jie

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 237, Iss 3, Pp 377-379 (2022)

C36H26N4O5Ni, orthorhombic, P212121 (no. 19), a = 10.5860(9) Å, b = 10.6497(6) Å, c = 26.4492(15) Å, β = 90°, V = 2981.8(3) Å3, Z = 4, R gt(F) = 0.0341, wR ref(F 2) = 0.0703, T = 200 K.

Externí odkaz: https://doaj.org/article/159aecb8f2e64ce589ba7b72c15abe6d

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Akademický článek

The crystal structure of poly[μ2-aqua- aqua-(μ3-(E)-2-(4-((2-carbamothioylhydrazineylidene)methyl)phenoxy)acetato-κ3 O:S:S)sodium(I)], C10H14N3O5SNa

Autor: Tai Xi-Shi, Wang Li-Hua, Xia Yu-Pei

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 237, Iss 2, Pp 277-279 (2022)

C10H14N3O5SNa, triclinic, P1‾ $P\overline{1}$ (no. 2), a = 6.7015(5) Å, b = 7.5656(5) Å, c = 14.1332(8) Å, β = 93.159(5)°, V = 654.71(8) Å3, Z = 2, R gt(F) = 0.0357, wR ref(F 2) = 0.0872, T = 273 K.

Externí odkaz: https://doaj.org/article/0a8aabe34a3944b08f35ffe197d156ee

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Akademický článek

The crystal structure of catena-poly[(m2-4,4′-bipyridine-κ2 N:N)-bis(6-phenylpyridine-2-carboxylato-κ2 N,O) zinc(II)], C34H24N4O4Zn

Autor: Wang Li-Hua, Tai Xi-Shi, Xia Yu-Pei

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 237, Iss 2, Pp 305-307 (2022)

C34H24N4O4Zn, monoclinic, I2/a (no. 15), a = 18.2546(14) Å, b = 11.0510(7) Å, c = 16.1874(15) Å, β = 119.605(11)°, V = 2839.2(5) Å3, Z = 4, R gt(F) = 0.0302, wR ref(F 2) = 0.0694, T = 200 K.

Externí odkaz: https://doaj.org/article/a8465b9317d94efbb39e2b72209c826a

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Akademický článek

Simultaneous Determination of 28 Elements including Rare Earth Elements by ICP-MS with Five-Acid Dissolution

Autor: GONG Cang, DING Yang, LU Hai-chuan, BU Dao-lu, WANG Li-hua, XIONG Tao, ZHANG Zhi-xiang

Publikováno v: Yankuang ceshi, Vol 40, Iss 3, Pp 340-348 (2021)

BACKGROUND Three acids and four acids dissolution methods are the two main dissolution methods for determination of rare earth, cobalt, hafnium, indium, manganese, niobium, tantalum, thallium, chromium, cadmium, gallium, germanium, vanadium and tin i

Externí odkaz: https://doaj.org/article/294254c5b771421895b5476139849b7b

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