ref | material | size | size err | size unit | size type | size comment | BET | b nanozyme | b 10n | b unit | specific act | sa 10n | sa unit | comment |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
548 | CeO2 | 7.8 | 0.2 | nm | TEM | |||||||||
593 | CeO2 | TEM | The resulting CeO2 nanozymes obtained by a simple solvothermal protocol are in highly morphological uniformity and dispersity (Fig. 1a and S1a) with an average size of 31.1 ±3.9 nm (Fig. 1c). The STEM image (Fig. 1b) shows a flower-like morphology assembled by tiny nanoparticles with an average size of 6.1 ± 1.6 nm. | |||||||||||
656 | CeO2 | 3~4 | nm | XRD | The synthesized CeO2 were uniform in size and the estimated average diameter was between 3 and 4 nm. | The small and uniform particle size provides a larger specific surface area and more active sites, leading to superior enhanced performance in electrochemical detection. | ||||||||
777 | CeO2 | SEM | Hollow CeO2 microspheres were shown to range in size from 1 to 3 µm, with the outer shell composed of smaller CeO2 particles of 20 nm average size (Figure 1). | 28.0 | ||||||||||
778 | CeO2 | 92.04 | nm | DLS | The Fig. 2I showed that the average size of CeO2, CeO2@APTES and CeO2@Ce6 was respectively 92.04 nm, 100.37 nm and 124.48 nm. | |||||||||
1090 | CeO2 | 2、10 | nm | TEM | TEM images (Figure S1) reveal the presence of well-defined nearly monodisperse nanoparticles with average sizes of 2 and 10 nm, respectively. | |||||||||
1108 | CeO2 | 5 | nm | TEM | All around 5 nm as determined from high-resolution transmission electron microscopy (HRTEM) and dynamic light scattering (DLS) (Figure 1a–e). | |||||||||
1112 | CeO2 | SEM | As presented in Fig. 1a, the as-prepared CeO2 shows rod-like and porous characteristics with a diameter of ~7 nm and a length of 40~70 nm. | 82.5 | ||||||||||
1227 | CeO2 | 5 | nm | TEM | CeO2 nanoparticles were around 5 nm in size | |||||||||
1245 | CeO2 | 80-200 | nm | TEM | The particle size distributions and potentials of the nanovesicles are presented in Figure 2I,J, respectively. The DLS analysis indicated that the nanovesicles ranged between 80 and 200 nm in size | |||||||||
1370 | CeO2 | 3-5 | nm | TEM | 73.9 | |||||||||
1409 | CeO2 | 44625 | nm | TEM | Average size |
ref | material | enzyme type | substrate | pH | T | km | km err | km 10n | km unit | vmax | vmax err | vmax 10n | vmax unit | kcat | kcat err | kcat 10n | kcat unit | kcat/km | kcat/km
10n | kcat/km unit | comment |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
196 | CeO2 | OXD | 3,5-DTBC | 8.0 | 1262 | μM | 0.182 | μM/s | 6.28 | -4 | 1/s | 196 | M-1 s-1 | 196 | |||||||
203 | CeO2 | POD | H2O2 | 20.13 | mM | 203 | As shown in Figure 4A–C, when H2O2 was used as the substrate, the Km value of Au@CD, CeO2, and the mixture of Au@CD and CeO2 were 100.01, 20.13, and 800.34 mM, respectively. | ||||||||||||||
593 | CeO2 | POD | TMB | 0.07 | mM | 0.10 | -6 | M/s | 593 | 593 | |||||||||||
656 | CeO2 | hydrolase | 656 | ||||||||||||||||||
993 | CeO2 | POD | H2O2 | 4 | 14.9 | mM | 74.4 | -8 | M/s | 993 | |||||||||||
993 | CeO2 | POD | 993 | ||||||||||||||||||
1115 | CeO2 | POD | H2O2 | 4.5 | RT | 2.5 | mM | 4.56 | -8 | M/s | 1115 | 1115 | |||||||||
1115 | CeO2 | POD | H2O2 | 7.4 | RT | 0.5 | mM | 2.9 | -8 | M/s | 1115 | 1115 | |||||||||
1227 | CeO2 | OXD | TMB | 1227 | |||||||||||||||||
1245 | CeO2 | CAT | H2O2 | 1245 |
ref | material | application | target | method | linear range | linear ran unit | LOD | lod unit | recovery | comment |
---|---|---|---|---|---|---|---|---|---|---|
656 | CeO2 | pesticide detection. | Methyl-paraoxon | E-chem | 0.1-100 and 0.1-10 | μM/L | 0.06 | μM/L | What's more, the oxidation peak current increased linearly with MP concentration in the ranges of 0.1–10 μmol/L and 10–100 μmol/L, with correlation coefficients (R2) higher than 0.99 for both two analytical curves (n=3, Fig. 6B). | |
777 | CeO2 | catalytic degradation of p-nitrophenol | p-nitrophenol | Color | HMS showed a maximum p-NP degradation rate of 76.5% at a CeO2 dosage of 40 mg, 2 h reactive time, at 30°C and pH of 4.8 when the concentration of p-NP was 20 mg L−1. | |||||
993 | CeO2 | Measurement of HX | HX | Color | 50-800 | μM | 15 | μM | ||
1108 | CeO2 | Boosted Oxidative Catalytic Activity | ||||||||
1115 | CeO2 | Melamine Detection | Melamine | Color | 0.004-1.56 | nM | 4 | pM | ||
1227 | CeO2 | Immunoassay for fenitrothion | Fenitrothion | Color | 7.1-177.4 | ng/mL | 2.1 | ng/mL | ||
1245 | CeO2 | Antitumor | ||||||||
1370 | CeO2 | protein carriers | ||||||||
1409 | CeO2 | Anticancer therapy |
ref | title | DOI | material type | comment |
---|---|---|---|---|
548 | Polymer-Coated Cerium Oxide Nanoparticles as Oxidoreductase-like Catalysts | https://doi.org/10.1021/acsami.0c08778 | Metal oxide | CeO2 |
1108 | CeO2 Nanoparticle Transformation to Nanorods and Nanoflowers in Acids with Boosted Oxidative Catalytic Activity | https://doi.org/10.1021/acsanm.0c03387 | Metal oxide | CeO2 Nanoparticle |
1409 | Dual-path modulation of hydrogen peroxide to ameliorate hypoxia for enhancing photodynamic/starvation synergistic therapy | https://doi.org/10.1039/d0tb01556c | Metal oxide | Cerium oxide nanoparticles |
1227 | Effect of proteins on the oxidase-like activity of CeO2 nanozymes for immunoassays | https://doi.org/10.1039/d0an01755h | Metal oxide | CeO2 |
1245 | In Vivo Regenerable Cerium Oxide Nanozyme-Loaded pH/H2O2-Responsive Nanovesicle for Tumor-Targeted Photothermal and Photodynamic Therapies | https://doi.org/10.1021/acsami.0c19074 | Metal oxide | CeO2 |
1112 | Porous CeO2 nanorods loaded with indocyanine green for enhanced tumor-specific therapy | https://doi.org/10.1016/j.micromeso.2021.110905 | Metal oxide | porous CeO2 nanorods loaded with indocyanine green (ICG) |
1090 | Mechanism and Dynamics of Fast Redox Cycling in Cerium Oxide Nanoparticles at High Oxidant Concentration | https://doi.org/10.1021/acs.jpcc.1c00382 | Metal oxide | Ceria nanocrystals (nanoceria) |
656 | Electrochemical detection of methyl-paraoxon based on bifunctional nanozyme with catalytic activity and signal amplification effect | https://doi.org/10.1016/j.jpha.2020.09.002 | Metal oxide | A new electrochemical sensor for organophosphate pesticide (methyl-paraoxon) detection based on bifunctional cerium oxide (CeO2) nanozyme is here reported for the first time. Methyl-paraoxon was degraded into p-nitrophenol by using CeO2 with phosphatase mimicking activity. |
593 | Synergistic effects between polyvinylpyrrolidone and oxygen vacancies on improving the oxidase-mimetic activity of flower-like CeO 2 nanozymes | https://doi.org/10.1039/d0nr04177g | Metal oxide | polyvinylpyrrolidone (PVP)-capped CeO2 nanoflowers |
777 | Synthesis of CeO2 hollow microspheres with oxidase-like activity and their application in the catalytic degradation of p-nitrophenol | https://doi.org/10.1080/09593330.2019.1624835 | Metal oxide | CeO2 |
1370 | Catalytic performance of ceria fibers with phosphatase-like activity and their application as protein carriers | https://doi.org/10.1016/j.apt.2020.05.016 | Metal oxide | ceria fibers |
778 | A versatile nanocomposite based on nanoceria for antibacterial enhancement and protection from aPDT-aggravated inflammation via modulation of macrophage polarization | https://doi.org/10.1016/j.biomaterials.2020.120614 | Metal oxide | coating red light-excited photosensitizer chlorin e6 (Ce6) onto nanoceria |