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1 {Co(HBpe) 2 }V 4 O 12 : Pedal Motion Induced Order-Disorder P-1 → C-1 Transition and Disrupted C-1 → C2/m Displacive Transition due to Thermal Instability. a Roberto Fernández de Luis, a M. Karmele Urtiaga, b José L. Mesa, a Joseba Orive Gómez de Segura, b Teófilo Rojo, * a María I. Arriortua a Departamento de Mineralogía y Petrología and b [email protected] Departamento de Química Inorgánica, Facultad de Ciencia y Tecnología. Universidad del País Vasco UPV/EHU, Apdo. 644, E-48080 Bilbao. Spain. , [email protected], [email protected], [email protected], [email protected], [email protected] RECEIVED DATE (to be automatically inserted after your manuscript is accepted if required according to the journal that you are submitting your paper to) *Corresponding Author: [email protected] - Phone: 34-946012162, Fax: 34-946013500. Electronic Supplementary Material (ESI) for CrystEngComm This journal is © The Royal Society of Chemistry 2011

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Page 1: Order-Disorder P-1 → C-1 Transition and Disrupted C-1 → C2 ... · Order-Disorder P-1 → C-1 Transition and Disrupted C-1 → C2/m Displacive Transition due to Thermal Instability

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{Co(HBpe)2}V4O12: Pedal Motion Induced

Order-Disorder P-1 → C-1 Transition and Disrupted

C-1 → C2/m Displacive Transition due to

Thermal Instability.

aRoberto Fernández de Luis, aM. Karmele Urtiaga, bJosé L. Mesa, aJoseba Orive Gómez de Segura,

bTeófilo Rojo, *aMaría I. Arriortua

aDepartamento de Mineralogía y Petrología and b

[email protected]

Departamento de Química Inorgánica, Facultad de

Ciencia y Tecnología. Universidad del País Vasco UPV/EHU, Apdo. 644, E-48080 Bilbao. Spain.

, [email protected], [email protected], [email protected],

[email protected], [email protected]

RECEIVED DATE (to be automatically inser ted after your manuscr ipt is accepted if required

according to the journal that you are submitting your paper to)

*Corresponding Author: [email protected] Phone: 34-946012162, Fax: 34-946013500.

Electronic Supplementary Material (ESI) for CrystEngCommThis journal is © The Royal Society of Chemistry 2011

Page 2: Order-Disorder P-1 → C-1 Transition and Disrupted C-1 → C2 ... · Order-Disorder P-1 → C-1 Transition and Disrupted C-1 → C2/m Displacive Transition due to Thermal Instability

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SUPPORTING INFORMATION

Figure S1. Rietveld refinement Red points: Experimental data; Black line: Calculated, Green bars:

Reflection positions, Blue line: Experimental-Calculated.

Figure S2. Device to measure the data single X-ray diffraction data at high temperatures.

Electronic Supplementary Material (ESI) for CrystEngCommThis journal is © The Royal Society of Chemistry 2011

Page 3: Order-Disorder P-1 → C-1 Transition and Disrupted C-1 → C2 ... · Order-Disorder P-1 → C-1 Transition and Disrupted C-1 → C2/m Displacive Transition due to Thermal Instability

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Figure S3. TGA and ATD Curves.

Electronic Supplementary Material (ESI) for CrystEngCommThis journal is © The Royal Society of Chemistry 2011

Page 4: Order-Disorder P-1 → C-1 Transition and Disrupted C-1 → C2 ... · Order-Disorder P-1 → C-1 Transition and Disrupted C-1 → C2/m Displacive Transition due to Thermal Instability

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Figure S4. Thermodiffractometry experiment.

Electronic Supplementary Material (ESI) for CrystEngCommThis journal is © The Royal Society of Chemistry 2011

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Figure S5. Difference electron density maps of the two crystallographically independent HBpe

molecules at 100K. Minimum electron density: -0.60 eÅ-3. Maximum electron density:

0.60 eÅ-3

.

Electronic Supplementary Material (ESI) for CrystEngCommThis journal is © The Royal Society of Chemistry 2011

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Figure S6. Comparison between the thermal evolution of the cell parameters on cooling (blue lines

and points) and heating (red lines and points).

Electronic Supplementary Material (ESI) for CrystEngCommThis journal is © The Royal Society of Chemistry 2011

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Figure S7. IR spectrum.

Figure S8. UV-spectrum.

Electronic Supplementary Material (ESI) for CrystEngCommThis journal is © The Royal Society of Chemistry 2011