| 24小時(shí)熱門(mén)版塊排行榜 |
| 5 | 1/1 | 返回列表 |
| 查看: 1665 | 回復(fù): 9 | |||
| 當(dāng)前只顯示滿足指定條件的回帖,點(diǎn)擊這里查看本話題的所有回帖 | |||
[求助]
急求SrAl2O4和 Sr3MgSi2O8晶體中各原子的內(nèi)坐標(biāo)值(x,y,z),謝謝
|
|||
| 新手,剛開(kāi)始學(xué)習(xí),急求SrAl2O4和 Sr3MgSi2O8晶體中各原子的內(nèi)坐標(biāo)值(x,y,z),謝謝 |
木蟲(chóng) (小有名氣)
|
*data for ICSD #26466 Coll Code 26466 Rec Date 1981/12/31 Mod Date 2000/07/15 Chem Name Strontium Dialuminium Oxide Structured Sr Al2 O4 Sum Al2 O4 Sr1 ANX AB2X4 D(calc) 3.56 Title Zur Struktur von monoklinem Sr Al2 O4 Author(s) Schulze, A.R.;Mueller-Buschbaum, H. Reference Zeitschrift fuer Anorganische und Allgemeine Chemie (1981), 475, 205-210 Unit Cell 8.447 8.816 5.163 90. 93.42 90. Vol 383.8 Z 4 Space Group P 1 21 1 SG Number 4 Cryst Sys monoclinic Pearson mP28 Wyckoff a14 R Value .096 Red Cell P 5.163 8.447 8.816 90 90 93.42 383.797 Trans Red 0.000 0.000 1.000 / 1.000 0.000 0.000 / 0.000 1.000 0.000 Comments The structure has been assigned a PDF number (calculated powder diffraction data): 01-074-0794 X-ray diffraction from single crystal Atom # OX SITE x y z SOF H Sr 1 +2 2 a 0.4905 0 0.2507 1. 0 Sr 2 +2 2 a 0.0292 0.9929 0.202 1. 0 Al 1 +3 2 a 0.1895 0.8314 0.7158 1. 0 Al 2 +3 2 a 0.7997 0.8394 0.7287 1. 0 Al 3 +3 2 a 0.7087 0.6685 0.2236 1. 0 Al 4 +3 2 a 0.6809 0.1707 0.7975 1. 0 O 1 -2 2 a 0.265 0.174 0.436 1. 0 O 2 -2 2 a 0.736 0.316 0.589 1. 0 O 3 -2 2 a 0.327 0.493 0.345 1. 0 O 4 -2 2 a 0.265 0.984 0.898 1. 0 O 5 -2 2 a 0.174 0.297 0.936 1. 0 O 6 -2 2 a 0.206 0.669 0.906 1. 0 O 7 -2 2 a 0.487 0.219 0.876 1. 0 O 8 -2 2 a 0.99 0.888 0.651 1. 0 *end for ICSD #26466 |
榮譽(yù)版主 (著名寫(xiě)手)
禁蟲(chóng) (文壇精英)
小盼妞

木蟲(chóng) (小有名氣)
|
*data for ICSD #173780 Coll Code 173780 Rec Date 2009/08/01 Chem Name Tristrontium Magnesium Disilicate Structured Sr3 Mg (Si2 O8) Sum Mg1 O8 Si2 Sr3 ANX AB2C3X8 D(calc) 4.37 Title Crystal structure of Eu(2+)-doped M3 Mg Si2 O8 (M: Ba, Sr, Ca) compounds and their emission properties Author(s) Yonesaki, Y.;Takei, T.;Kumada, N.;Kinomura, N. Reference Journal of Solid State Chemistry (2009), 182(12), 547-554 Unit Cell 13.877(2) 5.4577(8) 9.452(14) 90 90.000(7) 90 Vol 715.86 Z 4 Space Group P 1 21/a 1 SG Number 14 Cryst Sys monoclinic Pearson mP56 Wyckoff e14 R Value .0147 Red Cell P 5.457 9.452 13.877 90 89.999 89.999 715.861 Trans Red 0.000 1.000 0.000 / 0.000 0.000 -1.000 / -1.000 0.000 0.000 Comments Rietveld profile refinement applied X-ray diffraction (powder) Atom # OX SITE x y z SOF H Sr 1 +2 4 e 0.2500(4) 0.2126(4) 0.2528(5) 1. 0 Sr 2 +2 4 e 0.0862(2) 0.246(10) 0.9189(8) 1. 0 Sr 3 +2 4 e 0.0889(2) 0.741(10) 0.4230(7) 1. 0 Mg 1 +2 4 e -0.003(11) 0.235(3) 0.247(15) 1. 0 Si 1 +4 4 e 0.1407(6) 0.253(3) 0.574(19) 1. 0 Si 2 +4 4 e 0.1300(7) 0.739(3) 0.082(2) 1. 0 O 1 -2 4 e 0.087(18) 0.255(5) 0.428(2) 1. 0 O 2 -2 4 e 0.073(15) 0.459(5) 0.680(3) 1. 0 O 3 -2 4 e 0.085(16) 0.999(5) 0.655(3) 1. 0 O 4 -2 4 e 0.241(16) 0.287(6) 0.560(3) 1. 0 O 5 -2 4 e 0.125(14) 0.737(5) 0.925(2) 1. 0 O 6 -2 4 e 0.250(16) 0.764(5) 0.085(4) 1. 0 O 7 -2 4 e 0.107(14) 0.462(4) 0.181(3) 1. 0 O 8 -2 4 e 0.077(14) 0.936(4) 0.167(3) 1. 0 *end for ICSD #173780 |
| 最具人氣熱帖推薦 [查看全部] | 作者 | 回/看 | 最后發(fā)表 | |
|---|---|---|---|---|
|
[考研] 285求調(diào)劑 +3 | AZMK 2026-03-24 | 3/150 |
|
|---|---|---|---|---|
|
[考研]
|
WWW西西弗斯 2026-03-24 | 6/300 |
|
|
[考研] 281求調(diào)劑 +4 | Koxui 2026-03-24 | 5/250 |
|
|
[考研] 311求調(diào)劑 +3 | 冬十三 2026-03-24 | 3/150 |
|
|
[考研] 0856材料專碩353求調(diào)劑 +6 | NIFFFfff 2026-03-20 | 6/300 |
|
|
[考研] 化工專碩求調(diào)劑 +3 | question挽風(fēng) 2026-03-24 | 3/150 |
|
|
[考研] 材料292調(diào)劑 +8 | 橘頌思美人 2026-03-23 | 8/400 |
|
|
[考研] 335求調(diào)劑 +4 | yuyu宇 2026-03-23 | 5/250 |
|
|
[考研] 環(huán)境學(xué)碩288求調(diào)劑 +8 | 皮皮皮123456 2026-03-22 | 8/400 |
|
|
[考研] 361求調(diào)劑 +3 | Glack 2026-03-22 | 3/150 |
|
|
[考研] 333求調(diào)劑 +6 | 87639 2026-03-21 | 10/500 |
|
|
[考研] 一志愿華中農(nóng)業(yè)071010,總分320求調(diào)劑 +5 | 困困困困坤坤 2026-03-20 | 6/300 |
|
|
[考研] 306求調(diào)劑 +5 | 來(lái)好運(yùn)來(lái)來(lái)來(lái) 2026-03-22 | 5/250 |
|
|
[考研] 324求調(diào)劑 +6 | lucky呀呀呀鴨 2026-03-20 | 6/300 |
|
|
[考研] 319求調(diào)劑 +4 | 小力氣珂珂 2026-03-20 | 4/200 |
|
|
[考研] 一志愿南大,0703化學(xué),分?jǐn)?shù)336,求調(diào)劑 +3 | 收到VS 2026-03-21 | 3/150 |
|
|
[基金申請(qǐng)]
學(xué)校已經(jīng)提交到NSFC,還能修改嗎?
40+4
|
babangida 2026-03-19 | 9/450 |
|
|
[考研] 332求調(diào)劑 +3 | 鳳凰院丁真 2026-03-20 | 3/150 |
|
|
[考研] 330求調(diào)劑 +4 | 小材化本科 2026-03-18 | 4/200 |
|
|
[考研] 求調(diào)劑 +3 | @taotao 2026-03-20 | 3/150 |
|