Photocatalytic and Cathode Active Abilities of Ni-Substituted α-FeOOH Nanoparticles
Abstract
:1. Introduction
2. Results and Discussion
2.1. XRD Patterns of α-NixFe1−xOOH NPs
2.2. Thermogravimetric and Differential Thermal Analysis (TG-DTA) of α-NixFe1−xOOH
2.3. FTIR Spectra of α-NixFe1−xOOH NPs
2.4. XAFS Spectra of α-NixFe1−xOOH NPs
2.5. 57Fe-Mössbauer Spectra of α-NixFe1−xOOH NPs
2.6. TEM Observation of α-NixFe1−xOOH NPs
2.7. BET and BJH Analysis of α-NixFe1−xOOH NPs
2.8. Bandgap Energy Derived from DRS of α-NixFe1−xOOH NPs
2.9. Photo-Fenton Catalytic Ability of α-NixFe1−xOOH NPs
2.10. Electrical Properties—Solid-State Impedance Spectra and DC Conductivity
2.11. The Electrochemical Properties of α-NixFe1−xOOH NPs/Li- and Na-Ion Batteries
3. Materials and Methods
3.1. Preparation of α-NixFe1−xOOH NPs
3.2. Structural Characterization
3.3. Photocatalytic Activity
3.4. Solid-State Impedance Spectroscopy (SS-IS) of α-NixFe1−xOOH NPs
3.5. Preparation of SIB Containing α-NixFe1−xOOH NPs Cathode
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Sample | Major Crystalline Phase | Lattice Parameters (Å) | V (Å3) | FWHM (110) (Deg.) | d100 (Å) | Space Group | % of Constituent Phases | |||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
(Å) | (Degree) | |||||||||||
a | b | c | α | β | γ | |||||||
Ni0 | FeOOH | 4.6215 | 9.9585 | 3.0249 | 90 | 90 | 90 | 143 (17) | 0.587 (7) | 4.1945 (4) | Pbnm | 100 |
Ni5 | FeOOH | 4.6223 (1) | 9.9565 (1) | 3.0260 (1) | 90 | 90 | 90 | 148 (19) | 0.570 (7) | 4.1957 (4) | Pbnm | 100 |
Ni10 | FeOOH | 4.6255 (1) | 9.9834 (2) | 3.0273 (1) | 90 | 90 | 90 | 148 (2) | 0.572 (8) | 4.1985 (5) | Pbnm | 100 |
Ni15 | FeOOH | 4.6255 (1) | 9.9999 (3) | 3.0289 (1) | 90 | 90 | 90 | 159 (4) | 0.530 (13) | 4.206 (2) | Pnma | 100 |
Ni20 | FeOOH | 4.6240 (1) | 9.9815 (2) | 3.0287 (1) | 90 | 90 | 90 | 194 (3) | 0.436 (7) | 4.1945 (5) | Pnma | 100 |
Ni30 | FeOOH | 4.6330 (1) | 9.9845 (2) | 3.0245 (1) | 90 | 90 | 90 | 168 (4) | 0.503 (12) | 4.184 (2) | Pnma | 92.37 |
αNi(OH)2 | 3.2006 (1) | 3.2006 (1) | 23.456 (5) | 90 | 90 | 120 | - | - | - | R3m:H | 7.63 | |
Ni40 | FeOOH | 4.6247 (1) | 9.9792 (2) | 3.0268 (1) | 90 | 90 | 90 | 183 (4) | 0.461 (11) | 4.199 (19) | Pnma | 91.93 |
αNi(OH)2 | 3.1932 (1) | 3.1932 (1) | 23.445 (4) | 90 | 90 | 120 | - | - | - | R3m:H | 8.07 | |
Ni50 | FeOOH | 4.6240 (1) | 9.9723 (2) | 3.0242 (1) | 90 | 90 | 90 | 173 (4) | 0.487 (12) | 4.199 (18) | Pnma | 90.65 |
αNi(OH)2 | 3.0972 (1) | 3.0972 (1) | 23.972 (7) | 90 | 90 | 120 | - | - | - | R3m:H | 9.35 |
Sample | Component | A (%) | δ (mms−1) | Δ (mms−1) | Γ (mms−1) | Bhf (T) | Phase |
---|---|---|---|---|---|---|---|
Ni0 | sextet | 95.2 | 0.36 ± 0.01 | −0.26 ± 0.01 | 0.88 ± 0.01 | 32.95 | Goethite |
doublet | 4.8 | 0.53 ± 0.01 | 1.73 ± 0.01 | 0.19 ± 0.01 | - | superparamagnetic | |
Ni10 | sextet | 74.4 | 0.43 ± 0.01 | −0.26 ± 0.01 | 0.86 ± 0.01 | 28.23 | Goethite |
doublet | 25.6 | 0.34 ± 0.01 | 0.71 ± 0.01 | 0.78 ± 0.02 | - | superparamagnetic | |
Ni20 | sextet | 17.1 | 0.33 ± 0.11 | −0.13 ± 0.16 | 2.63 ± 0.28 | 27.84 | Goethite |
doublet | 82.9 | 0.38 ± 0.01 | 0.65 ± 0.01 | 0.55 ± 0.01 | - | superparamagnetic | |
Ni30 | sextet | 19.2 | 0.31 ± 0.06 | −0.10 ± 0.12 | 1.48 ± 0.17 | 27.16 | Goethite |
doublet | 80.8 | 0.38 ± 0.01 | 0.64 ± 0.01 | 0.53 ± 0.01 | - | superparamagnetic | |
Ni40 | doublet | 100 | 0.38 ± 0.01 | 0.62 ± 0.01 | 0.52 ± 0.01 | - | superparamagnetic |
Ni50 | doublet | 100 | 0.38 ± 0.01 | 0.58 ± 0.01 | 0.49 ± 0.01 | - | superparamagnetic |
Sample | Component | A (%) | δ (mms−1) | Δ (mms−1) | Γ (mms−1) | Bhf (T) | Phase |
---|---|---|---|---|---|---|---|
Ni20 | sextet | 2.61 | 0.25 ± 0.01 | −0.10 ± 0.01 | 0.33 ± 0.26 | 27.72 | Goethite |
doublet | 50.25 | 0.34 ± 0.01 | 0.84 ± 0.04 | 0.53 ± 0.01 | - | amorphous | |
doublet | 47.14 | 0.33 ± 0.01 | 0.51 ± 0.02 | 0.42 ± 0.02 | - | Superparamagnetic | |
Ni30 | sextet | 15.72 | 0.29 ± 0.01 | −0.14 ± 0.01 | 1.11 ± 0.21 | 27.08 | Goethite |
doublet | 51.81 | 0.33 ± 0.01 | 0.79 ± 0.02 | 0.48 ± 0.01 | - | amorphous | |
doublet | 32.46 | 0.33 ± 0.01 | 0.45 ± 0.01 | 0.37 ± 0.01 | - | Superparamagnetic | |
Ni40 | doublet | 42.27 | 0.33 ± 0.01 | 0.85 ± 0.03 | 0.46 ± 0.01 | - | amorphous |
doublet | 57.73 | 0.33 ± 0.01 | 0.48 ± 0.01 | 0.37 ± 0.01 | - | Superparamagnetic | |
Ni50 | doublet | 39.45 | 0.33 ± 0.01 | 0.84 ± 0.02 | 0.44 ± 0.01 | - | amorphous |
doublet | 60.55 | 0.33 ± 0.01 | 0.47 ± 0.01 | 0.35 ± 0.01 | - | Superparamagnetic |
Sample | Ave. Length (nm) | Ave. Width (nm) | Ave. Ratio (Length/Width) |
---|---|---|---|
Ni0 | 181 ± 83 [14] | 21.6 ± 6.6 [14] | 9.6 ± 6.5 [14] |
Ni10 | 141 ± 54 | 33.2 ± 11.2 | 4.6 ± 2.0 |
Ni20 | 263 ± 179 | 42.9 ± 13.9 | 6.3 ± 3.6 |
Sample | BET SSA (m2 g−1) | Pore Diameter (nm) | Pore Volume (cm3 g−1) | Bandgap (eV) | k/10−3 min−1 |
---|---|---|---|---|---|
Ni0 | 45.1 | 2.51 | 0.60 | 2.71 | 6.2 ± 0.1 |
Ni5 | 59.9 | 2.51 | 0.59 | 2.65 | 7.6 ± 0.1 |
Ni10 | 73.9 | 2.51 | 0.51 | 2.55 | 14.6 ± 0.6 |
Ni15 | 135 | 1.99 | 0.39 | 2.43 | 3.3 ± 0.1 |
Ni20 | 174.0 | 1.99 | 0.44 | 2.47 | 3.2 ± 0.1 |
Ni30 | 145.0 | 2.24 | 0.19 | 2.06 | 2.8 ± 0.1 |
Ni40 | 96.3 | 2.24 | 0.11 | 2.13 | 5.6 ± 0.1 |
Ni50 | 117.3 | 3.88 | 0.15 | 2.15 | 3.95 ± 0.2 |
Glass | σDC a/ (Ω cm)−1 | EDC/kJmol−1 | /(Ω cm)−1 |
---|---|---|---|
Ni10 | 5.52 × 10−10 | 73.0 | 1.42 |
Ni20 | 1.82 × 10−10 | 80.4 | 1.99 |
Ni30 | 3.56 × 10−11 | 82.1 | 1.55 |
Ni40 | 1.41 × 10−11 | 82.5 | 1.22 |
Ni50 | 5.30 × 10−12 | 80.5 | 0.39 |
Sample | 5 mAh g−1 | 50 mA mAh g−1 | ||
---|---|---|---|---|
Discharge Capacity (mAh g−1) | Capacity Retention (%) | Discharge Capacity (mAh g−1) | Capacity Retention (%) | |
Ni0 | 1069 | 0.4 | 333 | 20.3 |
Ni10 | 363 | 7.4 | 350 | 12.4 |
Ni20 | 271 | 0.4 | 494 | 9.6 |
Ni30 | 250 | 0.9 | - | - |
Sample | 5 mAh g−1 | 50 mA mAh g−1 | ||
---|---|---|---|---|
Discharge Capacity (mAh g−1) | Capacity Retention (%) | Discharge Capacity (mAh g−1) | Capacity Retention (%) | |
Ni0 | 110 | 31.7 | - | - |
Ni10 | 116 | 21.6 | - | - |
Ni20 | 223 | 12.7 | 107 | 49.4 |
Ni30 | 189 | 21.3 | 101 | 45.8 |
Ni50 | 202 | 27.7 | 95 | 37.6 |
Sample Code | [Fe] (mol L−1) | [Ni] (mol L−1) | |
---|---|---|---|
Ni0 | 0.100 | 0 | 0 |
Ni5 | 0.095 | 0.005 | 5 |
Ni10 | 0.090 | 0.010 | 10 |
Ni15 | 0.085 | 0.015 | 15 |
Ni20 | 0.080 | 0.020 | 20 |
Ni30 | 0.070 | 0.030 | 30 |
Ni40 | 0.060 | 0.040 | 40 |
Ni50 | 0.050 | 0.050 | 50 |
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Ibrahim, A.; Shiraishi, M.; Homonnay, Z.; Krehula, S.; Marciuš, M.; Bafti, A.; Pavić, L.; Kubuki, S. Photocatalytic and Cathode Active Abilities of Ni-Substituted α-FeOOH Nanoparticles. Int. J. Mol. Sci. 2023, 24, 14300. https://doi.org/10.3390/ijms241814300
Ibrahim A, Shiraishi M, Homonnay Z, Krehula S, Marciuš M, Bafti A, Pavić L, Kubuki S. Photocatalytic and Cathode Active Abilities of Ni-Substituted α-FeOOH Nanoparticles. International Journal of Molecular Sciences. 2023; 24(18):14300. https://doi.org/10.3390/ijms241814300
Chicago/Turabian StyleIbrahim, Ahmed, Mikan Shiraishi, Zoltán Homonnay, Stjepko Krehula, Marijan Marciuš, Arijeta Bafti, Luka Pavić, and Shiro Kubuki. 2023. "Photocatalytic and Cathode Active Abilities of Ni-Substituted α-FeOOH Nanoparticles" International Journal of Molecular Sciences 24, no. 18: 14300. https://doi.org/10.3390/ijms241814300