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Supplementary Information for:
Shear-induced liquid-crystalline phase transition behavior of colloidal
solutions of hydroxyapatite nanorod composites
Satoshi Kajiyama,a Hiroki Iwase,b Masanari Nakayama,a Rino Ichikawa,a Daisuke Yamaguchi,a
Hideki Seto,*,c Takashi Kato*,a
aDepartment of Chemistry and Biotechnology, School of Engineering, The University of Tokyo,
7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan
bNeutron Science and Technology Center, Comprehensive Research Organization for Science
and Society (CROSS), 162-1 Shirataka, Tokai, Ibaraki 319-1106, Japan
cJ-PARC Center, High Energy Accelerator Research Organization, 203-1 Shirataka, Tokai, Ibaraki
319-1106, Japan.
Electronic Supplementary Material (ESI) for Nanoscale.This journal is © The Royal Society of Chemistry 2020
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Fig. S1 Schematic illustration for Rheo-SANS measurement of colloidal solutions of HAP-based
nanocomposites.
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Fig. S2 2D radial SANS profiles of a colloidal solution of HAP-based nanocomposites at 3.3 vol%
with various shear rates.
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Fig. S3 2D tangential SANS profiles of a colloidal solution of HAP-based nanocomposites at 3.3
vol% with various shear rates.
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Fig. S4 2D radial SANS profiles of a colloidal solution of HAP-based nanocomposites at 4.4 vol%
with various shear rates.
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Fig. S5 2D tangential SANS profiles of a colloidal solution of HAP-based nanocomposites at 4.4
vol% with various shear rates.
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Fig. S6 2D radial SANS profiles of a colloidal solution of HAP-based nanocomposites at 6.7 vol%
with various shear rates.
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Fig. S7 2D tangential SANS profiles of a colloidal solution of HAP-based nanocomposites at 6.7
vol% with various shear rates.
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Fig. S8 2D radial SANS profiles of a colloidal solution of HAP-based nanocomposites at 8.7 vol%
with various shear rates.
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Fig. S9 2D tangential SANS profiles of a colloidal solution of HAP-based nanocomposites at 8.7
vol% with various shear rates.
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Fig. S10 2D radial SANS profiles of a colloidal solution of HAP-based nanocomposites at 9.7
vol% with various shear rates.
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Fig. S11 2D tangential SANS profiles of a colloidal solution of HAP-based nanocomposites at 9.7
vol% with various shear rates.
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Fig. S12 Sector-averaged SANS curves for a colloidal solution of HAP-based nanocomposites at
3.3 vol% under various shear rates with an azimuthal angle of ± 10°.
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Fig. S13 Sector-averaged SANS curves for a colloidal solution of HAP-based nanocomposites at
4.4 vol% under various shear rates with an azimuthal angle of ± 10°.
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Fig. S14 Sector-averaged SANS curves for a colloidal solution of HAP-based nanocomposites at
6.7 vol% under various shear rates with an azimuthal angle of ± 10°.
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Fig. S15 Sector-averaged SANS curves for a colloidal solution of HAP-based nanocomposites at
8.7 vol% under various shear rates with an azimuthal angle of ± 10°.
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Fig. S16 Sector-averaged SANS curves for a colloidal solution of HAP-based nanocomposites at
9.7 vol% under various shear rates with an azimuthal angle of ± 10°.
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Fig. S17 Plots of Alignment degree vs shear stress of colloidal solutions of HAP-based
nanocomposites with various concentrations, showing the required shear stress for the alignment
treatment.
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Fig. S18 Peak position QM1 values in SANS profiles for colloidal solutions of HAP-based
nanocomposites under shearing force. □: Qx radial, ■:Qy radial, ○: Qx tangential, and ●: Qy
tangential.
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Fig. S19 Viscosity plots under shearing forces of colloidal solutions of HAP-based
nanocomposites with various concentrations; (a) 3.3, (b) 4.4, (c) 6.7, (d) 8.7, and (e) 9.7 vol%.
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Fig. S20 Shear stress plots under shearing forces of colloidal solutions of HAP-based
nanocomposites with various concentrations; (a) 3.3, (b) 4.4, (c) 6.7, (d) 8.7, and (e) 9.7 vol%.