| 4 | 1/1 | 返回列表 |
| 查看: 1642 | 回復(fù): 3 | ||||
liuqp金蟲 (正式寫手)
|
[求助]
急求PrNiO3和NdNiO3的晶格常數(shù)、對(duì)稱性和磁結(jié)構(gòu)
|
| 新手第一次用此求助,希望大牛們給點(diǎn)面子,謝謝!老師讓我查文獻(xiàn),可是找不到啊! |
主管區(qū)長(zhǎng) (職業(yè)作家)
![]() |
專家經(jīng)驗(yàn): +1059 |

金蟲 (正式寫手)
主管區(qū)長(zhǎng) (職業(yè)作家)
![]() |
專家經(jīng)驗(yàn): +1059 |
|
一:SmNiO3 1. Structured Sm Ni O3 Sum Ni1 O3 Sm1 ANX ABX3 D(calc) 7.79 Title Neutron diffraction study of the magnetic and orbital ordering in 154Sm Ni O3 and 153Eu Ni O3 Author(s) Rodriguez-Carvajal, J.;Rosenkranz, S.;Medarde, M.;Lacorre, P.;Fernandez-Diaz, M.T.;Fouth, F.;Trounov, V. Reference Physical Review, Serie 3. B - Condensed Matter (18,1978-) (1998), 57, 456-464 Unit Cell 5.3301(1) 5.4296(1) 7.5680(2) 90. 90. 90. Vol 219.02 Z 4 Space Group P b n m SG Number 62 Cryst Sys orthorhombic Pearson oP20 Wyckoff d c2 b R Value .065 Red Cell P 5.330 5.429 7.568 90 90 90 219.02 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Tc= 400 K Neutron diffraction (powder) The structure has been assigned a PDF number (calculated powder diffraction data): 01-071-5269 The structure has been assigned a PDF number (experimental powder diffraction data): 51-391 Temperature in Kelvin: 375 Structure type : GdFeO3 Atom # OX SITE x y z SOF H ITF(B) Sm 1 +3 4 c -.0092(5) 0.0504(2) 0.25 1. 0 0.70(3) Ni 1 +3 4 b 0.5 0 0 1. 0 0.36(2) O 1 -2 4 c 0.0808(6) 0.4855(5) 0.25 1. 0 0.70(5) O 2 -2 8 d 0.7076(4) 0.2929(3) 0.0426(3) 1. 0 0.75(3) *end for ICSD #56609 2. tructured Sm (Ni O3) Sum Ni1 O3 Sm1 ANX ABX3 D(calc) 7.78 Title Isotopes in neutron diffraction - detailed structural analysis at the metal - insulator transition in Sm Ni O3 Author(s) Weller, M.T.;Henry, P.F.;Wilson, C.C. Reference Materials Research Society Symposia Proceedings (2001), 658, GG3.31.1-GG3.31.7 Unit Cell 5.33613(9) 5.42753(10) 7.57381(12) 90 90 90 Vol 219.35 Z 4 Space Group P b n m SG Number 62 Cryst Sys orthorhombic Pearson oP20 Wyckoff d c2 b Red Cell P 5.336 5.427 7.573 90 90 90 219.35 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Neutron diffraction (powder) The structure has been assigned a PDF number (calculated powder diffraction data): 01-072-6190 Rietveld profile refinement applied Temperature in Kelvin: 398 Structure type : GdFeO3 No R value given in the paper. Atom # OX SITE x y z SOF H ITF(U) Sm 1 +3 4 c 0.99099(33) 0.05006(15) 0.250 1. 0 0.0089(4) Ni 1 +3 4 b 0.5 0. 0. 1. 0 0.0063(4) O 1 -2 4 c 0.07928(37) 0.48475(36) 0.250 1. 0 0.0102(5) O 2 -2 8 d 0.70812(27) 0.29367(24) 0.04100(17) 1. 0 0.0091(5) *end for ICSD #96034 Structured Sm Ni O3 Sum Ni1 O3 Sm1 ANX ABX3 D(calc) 7.77 Title Variable temperature powder neutron diffraction study of Sm Ni O3 through its M-I transition using a combination of samarium and nickel isotopic substitution Author(s) Henry, P.F.;Weller, M.T.;Wilson, C.C. Reference Chemistry of Materials (1,1989- (2002), 14(10), 4104-4110 Unit Cell 5.344 5.420 7.583 90 90 90 Vol 219.64 Z 4 Space Group P b n m SG Number 62 Cryst Sys orthorhombic Pearson oP20 Wyckoff d c2 b Red Cell P 5.344 5.42 7.583 90 90 90 219.638 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments "TF12->TF13->TF23": ATFs given by the authors were permuted twice on row no: 3 Neutron diffraction (powder) Rietveld profile refinement applied Temperature in Kelvin: 623 Structure type : GdFeO3 No R value given in the paper. Atom # OX SITE x y z SOF H Sm 1 +3 4 c 0.992 0.039 0.250 1. 0 Ni 1 +3 4 b 0.5 0. 0. 1. 0 O 1 -2 4 c 0.064 0.480 0.250 1. 0 O 2 -2 8 d 0.709(5) 0.296 0.046 1. 0 Lbl Type U11 U22 U33 U12 U13 U23 Sm1 Sm3+ 0.0022(6) 0.0052(6) 0.0051(7) 0. 0.0030(9) 0. Ni1 Ni3+ 0.0146(8) 0.0201(6) 0.0106(8) 0.0043(10) 0.0071(10) 0.0015(7) O1 O2- 0.0320(22) 0.0306(20) 0.0076(14) 0.0156(17) 0. 0. O2 O2- 0.0388(17) 0.0229(13) 0.0214(12) 0.0162(11) 0.0237(11) 0.0147(10) *end for ICSD #97655 二:GdNiO3 Chem Name Gadolinium Niccolate(III) Structured Gd (Ni O3) Sum Gd1 Ni1 O3 ANX ABX3 D(calc) 8.09 Title Metal-insulator transitions, structural and microstructural evolution of R Ni O3 (R = Sm, Eu, Gd, Dy, Ho, Y) perovskites: evidence for room- temperature charge disproportionation in monoclinic Ho No O3 and Y Ni O3 Author(s) Alonso, J.A.;Martinez-Lopez, M.J.;Casais, M.T.;Aranda, M.A.G.;Fernandez-Diaz, M.T. Reference Journal of the American Chemical Society (1999), 121, 4754-4762 Unit Cell 5.26063(5) 5.48544(5) 7.51116(7) 90. 90. 90. Vol 216.75 Z 4 Space Group P b n m SG Number 62 Cryst Sys orthorhombic Pearson oP20 Wyckoff d c2 b R Value .039 Red Cell P 5.260 5.485 7.511 90 90 90 216.747 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments The structure has been assigned a PDF number (calculated powder diffraction data): 01-089-7728 Rietveld profile refinement applied Synchrotron radiation (powder) Temperature in Kelvin: 289 Structure type : GdFeO3 Atom # OX SITE x y z SOF H ITF(U) Gd 1 +3 4 c 0.9850(1) 0.06307(9) 0.25 1. 0 0.0044(1) Ni 1 +3 4 b 0.5 0 0 1. 0 0.0033(5) O 1 -2 4 c 0.0885(12) 0.4765(12) 0.25 1. 0 0.0025(18) O 2 -2 8 d 0.7038(9) 0.2974(9) 0.0471(7) 1. 0 0.0044(13) *end for ICSD #88040 |

| 4 | 1/1 | 返回列表 |
| 最具人氣熱帖推薦 [查看全部] | 作者 | 回/看 | 最后發(fā)表 | |
|---|---|---|---|---|
|
[考研] 0703化學(xué) 305求調(diào)劑 +4 | FY_yy 2026-03-14 | 4/200 |
|
|---|---|---|---|---|
|
[考研] 294求調(diào)劑材料與化工專碩 +5 | 陌の森林 2026-03-18 | 5/250 |
|
|
[考研] 一志愿吉林大學(xué)材料學(xué)碩321求調(diào)劑 +4 | Ymlll 2026-03-18 | 6/300 |
|
|
[考研] 330求調(diào)劑 +3 | 小材化本科 2026-03-18 | 3/150 |
|
|
[考研] 085600材料與化工 +5 | 安全上岸! 2026-03-16 | 5/250 |
|
|
[考研] 298-一志愿中國農(nóng)業(yè)大學(xué)-求調(diào)劑 +7 | 手機(jī)用戶 2026-03-17 | 7/350 |
|
|
[考研] 一志愿西南交大,求調(diào)劑 +4 | 材化逐夢(mèng)人 2026-03-18 | 4/200 |
|
|
[考研] 材料,紡織,生物(0856、0710),化學(xué)招生啦 +3 | Eember. 2026-03-17 | 9/450 |
|
|
[考研] 301求調(diào)劑 +9 | yy要上岸呀 2026-03-17 | 9/450 |
|
|
[考研] 考研求調(diào)劑 +3 | 橘頌. 2026-03-17 | 4/200 |
|
|
[考研] 考研化學(xué)學(xué)碩調(diào)劑,一志愿985 +4 | 張vvvv 2026-03-15 | 6/300 |
|
|
[考研] [導(dǎo)師推薦]西南科技大學(xué)國防/材料導(dǎo)師推薦 +3 | 尖角小荷 2026-03-16 | 6/300 |
|
|
[考研] 0854控制工程 359求調(diào)劑 可跨專業(yè) +3 | 626776879 2026-03-14 | 9/450 |
|
|
[考研] 一志愿211 0703方向310分求調(diào)劑 +3 | 努力奮斗112 2026-03-15 | 3/150 |
|
|
[考研] 中科院材料273求調(diào)劑 +4 | yzydy 2026-03-15 | 4/200 |
|
|
[考研] 294求調(diào)劑 +3 | Zys010410@ 2026-03-13 | 4/200 |
|
|
[考研] 281求調(diào)劑 +9 | Koxui 2026-03-12 | 11/550 |
|
|
[考研] 考研調(diào)劑 +4 | 芬達(dá)46 2026-03-12 | 4/200 |
|
|
[考研] 307求調(diào)劑 +5 | 超級(jí)伊昂大王 2026-03-12 | 5/250 |
|
|
[考研] 070303一志愿西北大學(xué)學(xué)碩310找調(diào)劑 +3 | d如愿上岸 2026-03-13 | 3/150 |
|