Uranium and manganese assembled in a wheel-shaped nanoscale single-molecule magnet with high spin-reversal barrier

Nature Chemistry

Volumn 4, Issue 12, 2012, Pages 1011-1017

  Mougel, Victor ^a   Chatelain, Lucile ^a   Pécaut, Jacques ^a   Caciuffo, Roberto ^b   Colineau, Eric ^b   Griveau, Jean Christophe ^b   Mazzanti, Marinella ^a  

^a CEA GRENOBLE   (France)

^b JOINT RESEARCH CENTRE   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

ACTINIDE; MANGANESE; NANOPARTICLE; ORGANOMETALLIC COMPOUND; URANIUM;

ARTICLE; CHEMICAL STRUCTURE; CHEMISTRY; MAGNET;

ACTINOID SERIES ELEMENTS; MAGNETS; MANGANESE; MODELS, MOLECULAR; NANOPARTICLES; ORGANOMETALLIC COMPOUNDS; URANIUM;

EID: 84870154987     PISSN: 17554330     EISSN: 17554349     Source Type: Journal    
DOI: 10.1038/nchem.1494     Document Type: Article

References (51)

1. Wernsdorfer, W., Aliaga-Alcalde, N., Hendrickson, D. N. & Christou, G. Exchange-biased quantum tunnelling in a supramolecular dimer of singlemolecule magnets. Nature 416, 406-409 (2002).
2. Gatteschi, D., Sessoli, R. & Villain, J. Molecular Nanomagnets (Oxford Univ. Press, 2006).
3. Affronte, M. et al. Linking rings through diamines and clusters: exploring synthetic methods for making magnetic quantum gates. Angew. Chem. Int. Ed. 44, 6496-6500 (2005).
4. Milios, C. et al. A record anisotropy barrier for a single-molecule magnet. J. Am. Chem. Soc. 129, 2754-2755 (2007).
5. Bogani, L. & Wernsdorfer, W. Molecular spintronics using single-molecule magnets. Nature Mater. 7, 179-186 (2008).
6. Ako, A. et al. A ferromagnetically coupled Mn-19 aggregate with a record S = 83/2 ground spin state. Angew. Chem. Int. Ed. 45, 4926-4929 (2006).
7. Ishikawa, N., Sugita, M., Ishikawa, T., Koshihara, S. & Kaizu, Y. Lanthanide double-decker complexes functioning as magnets at the single-molecular level. J. Am. Chem. Soc. 125, 8694-8695 (2003).
8. Rinehart, J. D., Fang, M., Evans, W. J. & Long, J. R. Strong exchange and magnetic blocking in (N2)3-radical-bridged lanthanide complexes. Nature Chem. 3, 538-542 (2011).
9. Blagg, R. J., Tuna, F., McInnes, E. J. L. & Winpenny, R. E. P. Pentametallic lanthanide-alkoxide square-based pyramids: high energy barrier for thermal relaxation in a holmium single molecule magnet. Chem. Commun. 47, 10587-10589 (2011).
10. Blagg, R. J., Muryn, C. A., McInnes, E. J. L., Tuna, F. &Winpenny, R. E. P. Single pyramid magnets: Dy5 pyramids with slow magnetic relaxation to 40 K. Angew. Chem. Int. Ed. 50, 6530-6533 (2011).
11. Rinehart, J. D., Fang, M., Evans, W. J. & Long, J. R. A (N2)3-radical-bridged terbium complex exhibiting magnetic hysteresis at 14 K. J. Am. Chem. Soc. 133, 14236-14239 (2011).
12. Rinehart, J. D., Meihaus, K. R. & Long, J. R. Observation of a secondary slow relaxation process for the field-induced single-molecule magnet U(H2BPz2)3. J. Am. Chem. Soc. 132, 7572-7573 (2010).
13. Antunes, M. A. et al. [U(Tp(Me2))2(bipy)]+: a cationic uranium(III) complex with single-molecule-magnet behavior. Inorg. Chem. 50, 9915-9917 (2011).
14. Magnani, N. et al. Magnetic memory effect in a transuranic mononuclear complex. Angew. Chem. Int. Ed. 50, 1696-1698 (2011).
15. Mills, D. et al. A delocalized arene-bridged diuranium single-molecule magnet. Nature Chem. 3, 454-460 (2011).
16. Mazzanti, M. Uranium memory. Nature Chem. 3, 426-427 (2011).
17. Magnani, N. Superexchange coupling and slow magnetic relaxation in a transuranium polymetallic complex. Phys. Rev. Lett. 104, 197202 (2010).
18. Lam, O. P., Heinemann, F. W. & Meyer, K. Activation of elemental S, Se and Te with uranium(III): bridging U-E-U (E = S, Se) and diamond-core complexes U-(E)2-U (E=O, S, Se, Te). Chem. Sci. 2, 1538-1547 (2011).
19. Spencer, L. P. et al. M. Cation-cation interactions, magnetic communication, and reactivity of the pentavalent uranium ion [U(NtBu)2]+. Angew. Chem. Int. Ed. 48, 3795-3798 (2009).
20. Kozimor, S. A., Bartlett, B. M., Rinehart, J. D. & Long, J. R. Magnetic exchange coupling in chloride-bridged 5f-3d heterometallic complexes generated via insertion into a uranium(IV) dimethylpyrazolate dimer. J. Am. Chem. Soc. 129, 10672-10673 (2007).
21. Nocton, G., Horeglad, P., Pecaut, J. & Mazzanti, M. Polynuclear cation-cation complexes of pentavalent uranyl: relating stability and magnetic properties to structure. J. Am. Chem. Soc. 130, 16633-16645 (2008).
22. Chatelain, L., Mougel, V., Pecaut, J. & Mazzanti, M. Chem. Sci. 3, 1075-1079 (2012).
23. Mougel, V., Horeglad, P., Nocton, G., Pecaut, J. & Mazzanti, M. Stable pentavalent uranyl species and selective assembly of a polymetallic mixed-valent uranyl complex by cation-cation interactions. Angew. Chem. Int. Ed. 48, 8477-8480 (2009).
24. Rosen, R. K., Andersen, R. A. & Edelstein, N. M. [MeC5H4)3U]2 [m-1,4- N2-6H4] - a bimetallic molecule with antiferromagnetic coupling between the uranium centers. J. Am. Chem. Soc. 112, 4588-4590 (1990).
25. Kiplinger, J. L. et al. Actinide-mediated cyclization of 1,2,4,5-tetracyanobenzene: synthesis and characterization of self-assembled trinuclear thorium and uranium macrocycles. Angew. Chem. Int. Ed. 45, 2036-2041 (2006).
26. Sigmon, G. E. & Burns, P. C. Rapid self-assembly of uranyl polyhedra into crown clusters. J. Am. Chem. Soc. 133, 9137-9139 (2011).
27. Evans, W. J., Kozimor, S. A. & Ziller, J. W. Molecular octa-uranium rings with alternating nitride and azide bridges. Science 309, 1835-1838 (2005).
28. Nocton, G., Pecaut, J. & Mazzanti, M. A nitrido-centered uranium azido cluster obtained from a uranium azide. Angew. Chem. Int. Ed. 47, 3040-3042 (2008).
29. Biswas, B., Mougel, V., Pecaut, J. & Mazzanti, M. Base-driven assembly of large uranium oxo/hydroxo clusters. Angew. Chem. Int. Ed. 50, 5744-5747 (2011).
30. Le Borgne, T., Riviere, E., Marrot, J., Girerd, J. J. & Ephritikhine, M. Synthesis, crystal structure, and magnetic behavior of linear M2(II)-U(IV) complexes (M=Co, Ni, Cu, Zn). Angew. Chem. Int. Ed. 39, 1647-1649 (2000).
31. Arnold, P. L., Patel, D., Wilson, C. & Love, J. B. Reduction and selective oxo group silylation of the uranyl dication. Nature 451, 315-318 (2008).
32. Monreal, M. J., Carver, C. T. & Diaconescu, P. L. Redox processes in a uranium bis(1,1'-diamidoferrocene) complex. Inorg. Chem. 46, 7226-7228 (2007).
33. Krot, N. N. & Grigoriev, M. S. Cation-cation interaction in crystalline actinide compounds. Russ. Chem. Rev. 73, 89-100 (2004).
34. Arnold, P. et al. Single-electron uranyl reduction by a rare-earth cation. Angew. Chem. Int. Ed. 50, 887-890 (2011).
35. Mougel, V., Horeglad, P., Nocton, G., Pecaut, J. & Mazzanti, M. Cation-cation complexes of pentavalent uranyl: from disproportionation intermediates to stable clusters. Chem. Eur. J. 16, 14365-14377 (2010).
36. Mougel, V., Biswas, B., Pecaut, J. & Mazzanti, M. New insights into the acid mediated disproportionation of pentavalent uranyl. Chem. Commun. 46, 8648-8650 (2010).
37. Arnold, P. L. et al. Strongly coupled binuclear uranium-oxo complexes from uranyl oxo rearrangement and reductive silylation. Nature Chem. 4, 221-222 (2012).
38. Milios, C. J. et al. Toward a magnetostructural correlation for a family of Mn6 SMMs. J. Am. Chem. Soc. 129, 12505-12511 (2007).
39. Arnold, P. L., Patel, D., Blake, A. J., Wilson, C. & Love, J. B. Selective oxo functionalisation of the uranyl ion with 3d metal cations. J. Am. Chem. Soc. 128, 9610-9611 (2006).
40. Boskovic, C. et al. Single-molecule magnets: novel Mn8 and Mn9 carboxylate clusters containing an unusual pentadentate ligand derived from pyridine-2,6- dimethanol. Inorg. Chem. 41, 5107-5118 (2002).
41. Nocton, G. et al. Synthesis, structure, and bonding of stable complexes of pentavalent uranyl. J. Am. Chem. Soc. 132, 495-508 (2010).
42. Arnold, P. L. et al. Uranyl oxo activation and functionalization by metal cation coordination. Nature Chem. 2, 1056-1061 (2010).
43. Gatteschi, D. Molecular magnetism - a basis for new materials. Adv. Mater. 6, 635-645 (1994).
44. Sessoli, R., Gatteschi, D., Caneschi, A. & Novak, M. A. Magnetic bistability in a metal-ion cluster. Nature 365, 141-143 (1993).
45. Sessoli, R. et al. High-spin molecules - [Mn12O12(O2Cr)16(H2O)4]. J. Am. Chem. Soc. 115, 1804-1816 (1993).
46. Thomas, L. et al. Macroscopic quantum tunnelling of magnetization in a single crystal of nanomagnets. Nature 383, 145-147 (1996).
47. Gatteschi, D. & Sessoli, R. Quantum tunneling of magnetization and related phenomena in molecular materials. Angew. Chem. Int. Ed. 42, 268-297 (2003).
48. Stamatatos, T. C. et al. 'Switching on' the properties of single-molecule magnetism in triangular manganese(III) complexes. J. Am. Chem. Soc. 129, 9484-9499 (2007).
49. Stamatatos, T. C., Teat, S. J., Wernsdorfer, W. & Christou, G. Enhancing the quantum properties of manganese-lanthanide single-molecule magnets: observation of quantum tunneling steps in the hysteresis loops of a {Mn12Gd} cluster. Angew. Chem. Int. Ed. 48, 521-524 (2009).
50. Rinck, J. et al. An octanuclear [Cr4(III)Dy4(III)] 3d-4f single-molecule magnet. Angew. Chem. Int. Ed. 49, 7583-7587 (2010).
51. Papatriantafyllopoulou, C., Wernsdorfer, W., Abboud, K. A. & Christou, G. Mn21Dy cluster with a record magnetization reversal barrier for a mixed 3d/4f single-molecule magnet. Inorg. Chem. 50, 421-423 (2011).