Iron lanthanide phosphonate clusters: {Fe6Ln6P 6} Wells-Dawson-like structures with D3d symmetryCitation formats

  • External authors:
  • Eufemio Moreno Pineda
  • Yan Zhen Zheng
  • Simon J. Teat
  • Jürgen Schnack

Standard

Iron lanthanide phosphonate clusters: {Fe6Ln6P 6} Wells-Dawson-like structures with D3d symmetry. / Pineda, Eufemio Moreno; Tuna, Floriana; Zheng, Yan Zhen; Teat, Simon J.; Winpenny, Richard E P; Schnack, Jürgen; McInnes, Eric J L.

In: Inorganic Chemistry: including bioinorganic chemistry , Vol. 53, No. 6, 17.03.2014, p. 3032-3038.

Research output: Contribution to journalArticle

Harvard

Pineda, EM, Tuna, F, Zheng, YZ, Teat, SJ, Winpenny, REP, Schnack, J & McInnes, EJL 2014, 'Iron lanthanide phosphonate clusters: {Fe6Ln6P 6} Wells-Dawson-like structures with D3d symmetry', Inorganic Chemistry: including bioinorganic chemistry , vol. 53, no. 6, pp. 3032-3038. https://doi.org/10.1021/ic402839q

APA

Pineda, E. M., Tuna, F., Zheng, Y. Z., Teat, S. J., Winpenny, R. E. P., Schnack, J., & McInnes, E. J. L. (2014). Iron lanthanide phosphonate clusters: {Fe6Ln6P 6} Wells-Dawson-like structures with D3d symmetry. Inorganic Chemistry: including bioinorganic chemistry , 53(6), 3032-3038. https://doi.org/10.1021/ic402839q

Vancouver

Pineda EM, Tuna F, Zheng YZ, Teat SJ, Winpenny REP, Schnack J et al. Iron lanthanide phosphonate clusters: {Fe6Ln6P 6} Wells-Dawson-like structures with D3d symmetry. Inorganic Chemistry: including bioinorganic chemistry . 2014 Mar 17;53(6):3032-3038. https://doi.org/10.1021/ic402839q

Author

Pineda, Eufemio Moreno ; Tuna, Floriana ; Zheng, Yan Zhen ; Teat, Simon J. ; Winpenny, Richard E P ; Schnack, Jürgen ; McInnes, Eric J L. / Iron lanthanide phosphonate clusters: {Fe6Ln6P 6} Wells-Dawson-like structures with D3d symmetry. In: Inorganic Chemistry: including bioinorganic chemistry . 2014 ; Vol. 53, No. 6. pp. 3032-3038.

Bibtex

@article{9769662a66e04943a25bb2c2b4f1dac1,
title = "Iron lanthanide phosphonate clusters: {Fe6Ln6P 6} Wells-Dawson-like structures with D3d symmetry",
abstract = "Reaction of [Fe3(μ3-O)(O2C tBu)6(HO2CtBu)3](O 2CtBu) and [Ln2(O2C tBu)6(HO2CtBu)6] (Ln = lanthanide) with three different phosphonic acids produce a family of highly symmetrical {Fe6Ln6P6} clusters with general formula [Fe6Ln6(μ3-O)2(CO 3)(O3PR)6(O2CtBu) 18], where R = methyl 1, phenyl 2, or n-hexyl 3. All the clusters present an analogous metal frame to the previously reported {Ni 6Ln6P6} both being related to the well-known Wells-Dawson ion from polyoxometallate chemistry. These highly symmetrical clusters have, or approximate very closely to, D3d point symmetry. Both FeIII and GdIII ions are magnetically isotropic and could thus exhibit promising magnetocaloric properties; hence we investigated the {Fe6Gd6P6} compounds accordingly. Modeling the magnetic data of [Fe6Gd6(μ3-O) 2(CO3)(O3PPh)6(O2C tBu)18] by the finite-temperature Lanczos method gave a strong antiferromagnetic Fe···Fe interaction (J Fe-Fe = -30 cm-1) and very weak Gd··· Gd and Gd···Fe exchange interactions (|J| <0.1 cm -1). The strong antiferromagnetic Fe···Fe interaction could account for the relatively smaller -ΔSm value observed, compared against the {Ni6Gd6P6} analogues. {\circledC} 2014 American Chemical Society.",
author = "Pineda, {Eufemio Moreno} and Floriana Tuna and Zheng, {Yan Zhen} and Teat, {Simon J.} and Winpenny, {Richard E P} and J{\"u}rgen Schnack and McInnes, {Eric J L}",
year = "2014",
month = "3",
day = "17",
doi = "10.1021/ic402839q",
language = "English",
volume = "53",
pages = "3032--3038",
journal = "Inorganic Chemistry",
issn = "0020-1669",
publisher = "American Chemical Society",
number = "6",

}

RIS

TY - JOUR

T1 - Iron lanthanide phosphonate clusters: {Fe6Ln6P 6} Wells-Dawson-like structures with D3d symmetry

AU - Pineda, Eufemio Moreno

AU - Tuna, Floriana

AU - Zheng, Yan Zhen

AU - Teat, Simon J.

AU - Winpenny, Richard E P

AU - Schnack, Jürgen

AU - McInnes, Eric J L

PY - 2014/3/17

Y1 - 2014/3/17

N2 - Reaction of [Fe3(μ3-O)(O2C tBu)6(HO2CtBu)3](O 2CtBu) and [Ln2(O2C tBu)6(HO2CtBu)6] (Ln = lanthanide) with three different phosphonic acids produce a family of highly symmetrical {Fe6Ln6P6} clusters with general formula [Fe6Ln6(μ3-O)2(CO 3)(O3PR)6(O2CtBu) 18], where R = methyl 1, phenyl 2, or n-hexyl 3. All the clusters present an analogous metal frame to the previously reported {Ni 6Ln6P6} both being related to the well-known Wells-Dawson ion from polyoxometallate chemistry. These highly symmetrical clusters have, or approximate very closely to, D3d point symmetry. Both FeIII and GdIII ions are magnetically isotropic and could thus exhibit promising magnetocaloric properties; hence we investigated the {Fe6Gd6P6} compounds accordingly. Modeling the magnetic data of [Fe6Gd6(μ3-O) 2(CO3)(O3PPh)6(O2C tBu)18] by the finite-temperature Lanczos method gave a strong antiferromagnetic Fe···Fe interaction (J Fe-Fe = -30 cm-1) and very weak Gd··· Gd and Gd···Fe exchange interactions (|J| <0.1 cm -1). The strong antiferromagnetic Fe···Fe interaction could account for the relatively smaller -ΔSm value observed, compared against the {Ni6Gd6P6} analogues. © 2014 American Chemical Society.

AB - Reaction of [Fe3(μ3-O)(O2C tBu)6(HO2CtBu)3](O 2CtBu) and [Ln2(O2C tBu)6(HO2CtBu)6] (Ln = lanthanide) with three different phosphonic acids produce a family of highly symmetrical {Fe6Ln6P6} clusters with general formula [Fe6Ln6(μ3-O)2(CO 3)(O3PR)6(O2CtBu) 18], where R = methyl 1, phenyl 2, or n-hexyl 3. All the clusters present an analogous metal frame to the previously reported {Ni 6Ln6P6} both being related to the well-known Wells-Dawson ion from polyoxometallate chemistry. These highly symmetrical clusters have, or approximate very closely to, D3d point symmetry. Both FeIII and GdIII ions are magnetically isotropic and could thus exhibit promising magnetocaloric properties; hence we investigated the {Fe6Gd6P6} compounds accordingly. Modeling the magnetic data of [Fe6Gd6(μ3-O) 2(CO3)(O3PPh)6(O2C tBu)18] by the finite-temperature Lanczos method gave a strong antiferromagnetic Fe···Fe interaction (J Fe-Fe = -30 cm-1) and very weak Gd··· Gd and Gd···Fe exchange interactions (|J| <0.1 cm -1). The strong antiferromagnetic Fe···Fe interaction could account for the relatively smaller -ΔSm value observed, compared against the {Ni6Gd6P6} analogues. © 2014 American Chemical Society.

U2 - 10.1021/ic402839q

DO - 10.1021/ic402839q

M3 - Article

VL - 53

SP - 3032

EP - 3038

JO - Inorganic Chemistry

JF - Inorganic Chemistry

SN - 0020-1669

IS - 6

ER -