Synthesis and Crystal Structure of the Europium(II) Hydride Oxide Iodide Eu5H2O2I4 Showing Blue-Green Luminescence
Abstract
:1. Introduction
2. Results and Discussion
2.1. Crystal Structure
2.2. Microprobe Analyses
2.3. Luminescence
2.4. Magnetism
3. Experimental Procedure
3.1. Motivation
3.2. Synthesis
3.3. X-ray Diffraction
3.4. Microprobe
3.5. Luminescence
3.6. Magnetism
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Chemical formula | Eu5H2O2I4 | |
mol−1 | 1301.41 | |
Crystal system | orthorhombic | |
Space group | Cmcm (no. 63) | |
Measuring temperature, T/K | 100 (2) | 293 (2) |
a/pm | 1636.97 (9) | 1642.51 (9) |
b/pm | 1369.54 (8) | 1374.23 (8) |
c/pm | 604.36 (4) | 606.58 (4) |
mol−1 | 203.98 (2) | 206.15 (2) |
Number of formula units, Z | 4 | |
Number of measured reflections | 2931 | 1618 |
Number of independent reflections | 1645 | 921 |
wR2 | 0.092 | 0.106 |
R1 | 0.042 | 0.041 |
Goodness of Fit | 1.090 | 1.068 |
CSD number | 434116 | 434115 |
Atom | Site | s. o. f. | x/a | y/b | z/c |
---|---|---|---|---|---|
Eu1 | 4c | 1 | 0 | 0.90892 (4) | 1/4 |
Eu2 | 8g | 1 | 0.18814 (2) | 0.08380 (3) | 1/4 |
Eu3 | 8g | 1 | 0.15203 (2) | 0.40322 (3) | 1/4 |
H | 8e | 1 | 0.090 (7) | 0 | 0 |
O | 8e | 1 | 0.2762 (3) | 0 | 0 |
I1 | 4c | 1 | 0 | 0.21783 (6) | 1/4 |
I2 | 4c | 0.232 (15) | 0 | 0.5589 (4) | 1/4 |
I3 | 8f | 0.377 (9) | 0 | 0.5436 (4) | 0.1192 (15) |
I4 | 8g | 1 | 0.32809 (3) | 0.26778 (4) | 1/4 |
Eu1 | 4c | 1 | 0 | 0.90947 (6) | 1/4 |
Eu2 | 8g | 1 | 0.18819 (4) | 0.08329 (4) | 1/4 |
Eu3 | 8g | 1 | 0.15234 (4) | 0.40378 (4) | 1/4 |
H | 8e | 1 | 0.089 (9) | 0 | 0 |
O | 8e | 1 | 0.2766 (5) | 0 | 0 |
I1 | 4c | 1 | 0 | 0.21795 (9) | 1/4 |
I2 | 4c | 0.284 (11) | 0 | 0.5601 (5) | 1/4 |
I3A | 8f | 0.212 (8) | 0 | 0.5503 (4) | 0.1422 (11) |
I3B | 8f | 0.150 (7) | 0 | 0.5234 (7) | 0.0577 (16) |
I4 | 8g | 1 | 0.32802 (5) | 0.26771 (7) | 1/4 |
Atom | U11 | U22 | U33 | U23 | U13 | U12 | Ueq |
---|---|---|---|---|---|---|---|
Eu1 | 62 (2) | 25 (2) | 133 (3) | 0 | 0 | 0 | 73 (1) |
Eu2 | 43 (2) | 8 (2) | 98 (2) | 0 | 0 | 7 (1) | 50 (1) |
Eu3 | 31 (2) | 31 (2) | 14 (1) | 0 | 0 | −11 (1) | 67 (1) |
H | – | – | – | – | – | – | 191 (b) |
O | 67 (22) | 38 (22) | 125 (26) | −7 (20) | 0 | 76 (10) | 76 (10) |
I1 | 45 (3) | 100 (3) | 99 (3) | 0 | 0 | 0 | 81 (2) |
I2 | 130 (18) | 176 (20) | 196 (52) | 0 | 0 | 0 | 167 (21) |
I3 | 142 (9) | 391 (17) | 888 (51) | 417 (27) | 0 | 0 | 474 (21) |
I4 | 49 (2) | 58 (2) | 120 (2) | 0 | 0 | −29 (2) | 76 (1) |
Eu1 | 131 (5) | 123 (4) | 262 (5) | 0 | 0 | 0 | 172 (3) |
Eu2 | 113 (4) | 87 (4) | 224 (4) | 0 | 0 | 7 (2) | 141 (2) |
Eu3 | 117 (4) | 133 (4) | 294 (4) | 0 | 0 | −32 (2) | 181 (3) |
H | – | – | – | – | – | – | 516 (b) |
O | 210 (40) | 160 (40) | 260 (40) | −60 (30) | 0 | 0 | 206 (18) |
I1 | 167 (6) | 218 (6) | 262 (6) | 0 | 0 | 0 | 216 (3) |
I2 | – | – | – | – | – | – | 394 (25) (c) |
I3A | – | – | – | – | – | – | 267 (20) (c) |
I3B | – | – | – | – | – | – | 402 (29) (c) |
I4 | 160 (4) | 186 (5) | 328 (5) | 0 | 0 | −53 (3) | 225 (3) |
Ion | Emission Line (Standard) | Content/wt.-% | Normalized Content/at.-% |
---|---|---|---|
Eu2+ | Lα (Eu[PO4]) | 39.8 (2) | 41.7 (6) |
I− | Lα (KI) | 26.3 (2) | 33.1 (4) |
O2− | – | 5.9 (4) | 25.2 (2) |
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Rudolph, D.; Wylezich, T.; Netzsch, P.; Blaschkowski, B.; Höppe, H.A.; Goldner, P.; Kunkel, N.; Hoslauer, J.-L.; Schleid, T. Synthesis and Crystal Structure of the Europium(II) Hydride Oxide Iodide Eu5H2O2I4 Showing Blue-Green Luminescence. Int. J. Mol. Sci. 2023, 24, 14969. https://doi.org/10.3390/ijms241914969
Rudolph D, Wylezich T, Netzsch P, Blaschkowski B, Höppe HA, Goldner P, Kunkel N, Hoslauer J-L, Schleid T. Synthesis and Crystal Structure of the Europium(II) Hydride Oxide Iodide Eu5H2O2I4 Showing Blue-Green Luminescence. International Journal of Molecular Sciences. 2023; 24(19):14969. https://doi.org/10.3390/ijms241914969
Chicago/Turabian StyleRudolph, Daniel, Thomas Wylezich, Philip Netzsch, Björn Blaschkowski, Henning A. Höppe, Philippe Goldner, Nathalie Kunkel, Jean-Louis Hoslauer, and Thomas Schleid. 2023. "Synthesis and Crystal Structure of the Europium(II) Hydride Oxide Iodide Eu5H2O2I4 Showing Blue-Green Luminescence" International Journal of Molecular Sciences 24, no. 19: 14969. https://doi.org/10.3390/ijms241914969