Electronic Supplementary Information】 Selective fluoride ... · Selective fluoride sensing using...
Transcript of Electronic Supplementary Information】 Selective fluoride ... · Selective fluoride sensing using...
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【 Electronic Supplementary Information】
Selective fluoride sensing using organic-inorganic hybrid nanomaterials containing anthraquinone
Eunjeong Kim,a Hyun Jung Kim,b Doo Ri Bae,a Soo Jin Lee,a Eun Jin Cho,c Moo Ryeong Seo,a Jong Seung Kim*b and Jong Hwa Jung*a
a Department of Chemistry and Research Institute of Natural Science, Gyeongsang National
University, Chinju 660-701, S. Korea. Fax No.: +82-55-758-6027; E-mail:
[email protected]. b Department of Chemistry, Korea University, Seoul 136-701, S. Korea.
c Department of Materials Science and Engineering, KAIST, Daejeon 305-701, S. Korea
Table of Contents: Title and table of contents ····································································································· S1
Fig. S1 Thermogravimetric analysis data of (a) AFMS and (b) AFSP ································· S2
Fig. S2 IR spectra of (a) mesoporous silica and (b) AFMS ·················································· S3
Fig. S3 The nitrogen adsorption-desorption isotherms of AFSP·········································· S4
Fig. S4 Fluorescent spectra of (A) receptor 1 and (B) mesoporous silica···························· S5
Fig. S5 Fluorescent spectra of anthraquinone by the addition of fluorodie ion ···················· S6
Fig. S6 Fluorescent spectra of AFSP ··················································································· S7
Fig. S7 IR spectra of (a) AFMS and (b) F--loaded AFMS····················································· S8
Fig. S8 EDX spectrum of AFMS loaded F- ··········································································· S9
Fig. S9 Fluorescent spectra of AFMS by addition of basic anions······································· S10
Fig. S10 Immobilization method of receptor 1 onto glass slide ············································ S11 Fig. S11 Fluorescent spectra of AFMS by addition of tetrabutylammonium
fluoride in the presence of other anions in water ····················································· S12
Fig. S12 Calibration curve of fluoride ion against intensity of AFMS by addition of tetrabutylammonium fluoride···························································· S13 Table S1 Fluorescence changes (I/Io) of AFMS upon addition of various anions ················ S14
Table S2 Fluorescence changes (I/Io) of 1 upon addition of various anions ························ S14
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 2
Fig. S1 Thermogravimetric analysis data of (a) AFMS and (b) AFSP.
200 400 600 80075
80
85
90
95
100
a
b
22.1 %
Wei
ght (
%)
Temperature (oC)
5.3 %
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 3
Fig. S2 IR spectra of (a) mesoporous silica and (b) AFMS.
4000 3500 3000 1500 1000 500
b
a
1080
15401640
167029332980
3434
3480
Wavenumber (cm-1)
Tran
smitt
ance
1633
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 4
0.0 0.2 0.4 0.6 0.8 1.00
50
100
150
200
250
300
Qua
ntity
Ads
orbe
d (c
m3 /g
STP
)
Relative Pressure (P/P0)
Fig. S3 The nitrogen adsorption-desorption isotherms of AFSP.
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 5
Fig. S4 Fluorescent spectra of (A) receptor 1 (0.2 mM) and (B) mesoporous silica (5.0 mg) by
addition of tetrabutylammonium anions (20.0 equiv) in water: (a) none, (b)HSO4-, (c)Br-, (d)Cl-, (e) I-
and (f) F-.
450 500 550 600 650 7000
100
200
300
400
f
edcba
Inte
nsity
Wavelength (nm)
edcba
250 300 350 4000
100
200
300
400
f
B
Inte
nsity
Wavelength (nm)
A
250 300 350 4000
5
10
15
20BA
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 6
Fig. S5 Fluorescent spectra of anthraquinone (1.0 x 10-3 M) by the addition of anions (5.0 equiv) in
acetonitrile.
450 500 550 600 6500
1
2
3
4
5
6
7
Inte
nsity
Wavelength(nm)
Anthraquinone,
F-, Br-, Cl-, I-, HSO4-
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 7
Fig. S6 Fluorescent spectra of AFSP (5.0 mg) by addition of tetrabutylammonium anions (20.0 equiv)
in water.
550 600 650 7000
50
100
150
200
250
300
350
400
550 600 6500
2
4
6
8
10
12AFSPHSO4
-
Br-
Cl- I-
F-
Inte
nsity
Wavelength (nm)
Inte
nsity
Wavelength (nm)
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 8
Fig. S7 IR spectra of (a) free-AFMS and (b) F--loaded AFMS.
4000 3500 3000 2000 1500 1000 500
N-H1540
HN NHO
Wavenumber (cm-1)
Tran
smitt
ance
(%)
F-
C=O1638
N-H1555
C=O1645
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 9
Fig. S8 EDX spectrum of F- loaded AFMS.
0 5 10 15 20Energy (keV)
0
2
4
6
8cps
C
N
O
F
Si
Cu
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 10
Fig. S9 Fluorescent spectra of AFMS (0.3 mg) by the addition of basic anions (5.0 equiv) in water.
500 550 600 650 7000
2
4
6
8
10
12
14
Inte
nsity
Wavelength(nm)
(a) without anions (b) tetrabutylamonium hydroxide (c) sodium benzolate
(d) sodium acetate
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 11
Fig. S10 Immobilization method of receptor 1 onto glass slide.
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 12
Fig. S11 Fluorescent spectra of AFMS by addition of tetrabutylammonium fluoride in the presence of
other anions (20 equiv.) in water.
500 550 600 650 7000
50
100
150
200
250
Inte
nsity
Wavelength (nm)
AFMS+anions (HSO4
-,Cl-,Br-,I-)AFMS+anions+0.2eq AFMS+anions+0.4eq AFMS+anions+0.5eq
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 13
Fig. S12 Calibration curve of concentration of fluoride ion against intensity of AFMS.
0.0 2.5 5.0 7.5 10.00
5
10
15
20
25
Inte
nsity
Concentration of F- [μM]
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008
S 14
Table S1 Fluorescence changes (I/Io) of AFMS upon addition of various anions.
Fluorescence Change(I/Io)
λem(nm) F- Cl- Br- I- HSO4-
450 0.37 0.88 0.91 0.88 0.91
Condition: AFMS (5.0 mg) in H2O, excitation at 420 nm; anions, 20.0 equiv in H2O. Io:
fluorescence emission intensity of AFMS; I: fluorescence emission intensity of AFMS in the
presence of anions.
Table S2 Fluorescence changes (I/Io) of receptor 1 upon addition of various anions.
Fluorescence Change(I/Io)
λem(nm) F- Cl- Br- I- HSO4-
425 0.04 0.95 0.96 0.97 0.96
Condition: receptor 1, 0.2 mM in H2O, excitation at 420 nm; anions, 20.0 equiv in H2O. Io:
fluorescence emission intensity of receptor 1; I: fluorescence emission intensity of receptor 1 in the
presence of anions.
Supplementary Material (ESI) for New Journal of ChemistryThis journal is (c) The Royal Society of Chemistry and
The Centre National de la Recherche Scientifique, 2008