| 7346 |
17 |
MoO3–x NUs |
142.8 |
13.3 |
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 7357 |
35 |
Cu5.4O USNPs |
3.5-4.0 |
|
nm |
TEM |
The average hydrodynamic diameter of Cu5.4O USNPs was approximately 4.5 nm. |
|
|
|
|
|
|
|
|
| 7375 |
66 |
Fe3O4 NPs |
~11 |
|
nm |
TEM |
a granular shape with a mean size of ˜11 nm |
|
|
|
|
|
|
|
|
| 7379 |
73 |
VOxNDs |
3.16 |
0.3 |
nm |
TEM |
the thicknesses |
|
|
|
|
|
|
|
|
| 7378 |
73 |
VOxNDs |
3.36 |
0.23 |
nm |
TEM |
lateral size |
|
|
|
|
|
|
|
|
| 7398 |
95 |
Co3O4 |
210 |
|
nm |
TEM |
The transmission electron microscopy (TEM) images of the as-prepared Co3O4 MNE are shown in Figure 1A, which has a flower-like shape with an average size of ≈210 nm. |
|
|
|
|
|
|
|
|
| 7402 |
101 |
CeO2 NPs |
<10 |
|
nm |
TEM |
The particle is negatively charged with an average diameter less than 10 nm |
|
|
|
|
|
|
|
|
| 7407 |
109 |
IrOx |
~24.05 |
|
nm |
TEM |
The as-prepared nanoparticles show a spherica morphology with diameter of ~24.05±0.29 nm (Figure 1b) |
|
|
|
|
|
|
|
|
| 7410 |
112 |
Cerium Oxide Nanoparticles |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 7439 |
149 |
NiO |
10-20 |
|
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 7440 |
150 |
Co3O4@β-CD NPs |
10 |
|
nm |
TEM |
The morphology of Co3O4@β-CD NPs showed well dispersed nanoparticles in the size of 10 nm. |
|
|
|
|
|
|
|
|
| 7457 |
165 |
VONP-LPs |
25 |
1.5 |
nm |
TEM |
the particle size distribution of V2O5 NPs in the range of 15–40 nm with average lateral size of 25 � 1.5 nm. |
|
|
|
|
|
|
|
|
| 7464 |
173 |
MoO3 NPs |
2-4 |
|
nm |
TEM |
The TEM image in Fig. 1A shows that the MoO3 NPs are well dispersed with an average diameter of 2.0e4.0 nm. The lattice spacing of 0.21 nm in the HRTEM image |
|
|
|
|
|
|
|
|
| 7471 |
182 |
T-BiO2–x NSs |
150 |
|
nm |
DLS |
The mean hydrodynamic size of T-BiO2–x NSs is around 150 nm |
|
|
|
|
|
|
|
|
| 7486 |
200 |
GeO2 |
|
|
|
|
showed besom-like morphology with uniform size (width of ≈100 nm and length of ≈1 µm). the “head of besom” was composed of long strip with width of ≈10 nm (Figure 1c,d). |
|
|
|
|
|
|
|
|
| 7487 |
201 |
CuS NPs |
7 |
|
nm |
TEM |
the carboxylic acid-stabilized CuS NPs were synthesized with an average size of approximately 7 nm. |
138.62 |
|
|
|
|
|
|
|
| 7493 |
209 |
BSA-RuO2NPs |
7 |
|
nm |
TEM |
As can be seen in Figure 1C, size distribution analysis of 100 random BSA-RuO2NPs by Gaussian fitting, the particle size has been calculated to be ∼7 nm. |
|
|
|
|
710 |
|
U/g |
|
| 7496 |
212 |
MoOx QDs |
3.42 |
|
nm |
TEM |
As depicted in TEM images, the obtained MoOx QDs are highly uniform and monodisperse nanocrystals with the average size about 3.42 nm. |
|
|
|
|
|
|
|
|
| 7520 |
264 |
CeO2 microspheres |
5.2 |
|
μm |
|
|
|
|
|
|
|
|
|
|
| 7525 |
267 |
CeNZs |
12 |
|
nm |
TEM |
The DSPE-PEG2000 modified CeNZs were well-dispersed in water with a hydrodynamic size of ∼12nm |
|
|
|
|
|
|
|
|
| 7529 |
271 |
Co3O4 nanoflowers |
360 |
20 |
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 7538 |
291 |
RuTeNRs |
14 |
2 |
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 7537 |
291 |
RuTeNRs |
130 |
13 |
nm |
TEM |
As shown in the SEM and TEM images (Fig. 2a and 2b), the calcined sample shows inherited nanorod shape from its precursor, but a slight shrink in size (within 200-400 nm in width and 1.0-2.0 μm in length) is observed due to the decomposition of organic ligand. |
44.4 |
|
|
|
|
|
|
|
| 7550 |
304 |
Mn3O4 nanoparticles |
50-250 |
|
nm |
SEM |
The observation indicates that most of nanoparticlesexhibit regular octahedral shape, with the size range of 50–250 nm |
|
|
|
|
|
|
|
|
| 7559 |
317 |
2D MnO2 nanoflakes |
300*5 |
|
nm |
TEM |
The lateral dimension and thickness of 2D MnO2 nanoflakes were calculated to be 300 nm and 5 nm, respec |
|
|
|
|
|
|
|
|
| 7570 |
329 |
Mn3O4-PEG@C&A |
40 |
|
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 7589 |
349 |
ISNzymes |
50 |
20 |
nm |
|
thickness |
|
|
|
μmol/min |
|
|
U/mg |
|
| 7590 |
349 |
IONzymes |
235 |
13 |
nm |
|
|
|
|
|
|
|
|
|
|
| 7591 |
349 |
ISNzymes |
250 |
40 |
nm |
|
width |
|
|
|
|
|
|
|
|
| 7588 |
349 |
ISNzymes |
430 |
80 |
nm |
|
Length |
|
|
|
μmol/min |
|
|
U/mg |
|
| 7611 |
375 |
ZnO |
10.1 |
1.8 |
μm |
SEM |
The average size of the bowtie was 10.1 ± 1.8 μm (length) and 2.6 ± 0.9 μm (width, defined as the distance of the two outmost branches at the edge) (Fig. 1ai and aii). |
|
|
|
|
|
|
|
|
| 7616 |
382 |
MnO2 NPs |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 7652 |
420 |
ZnCo2O4 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 7662 |
431 |
nanoceria |
516.3 |
27.9 |
nm |
DLS |
The average hydrodynamic diameter of NC is 516.3 ± 27.9 nm in ultrapure water and 612.3 ± 19.7 nm in planarian water, with a PDI of 0.49 ± 0.05 and of 0.47 ± 0.05, respectively. |
|
|
|
|
|
|
|
|
| 7669 |
438 |
CS-IONzyme |
250 |
|
nm |
TEM |
Three kinds of chitosan (low (50–190 KDa), medium (190–310 KDa), and high (310–375 KDa) molecular weight) functionalized IONzyme (named CS-IONzyme) were spheres of ≈250 nm in diameter, which were a bit bigger than IONzyme |
|
|
|
|
|
|
|
|
| 7673 |
445 |
iron(III) oxyhydroxide |
|
|
|
TEM |
During fungus-mineral cultivation, transmission electron microscopy (TEM) revealed that the mineral grains (from the initial hematite particles) experienced an 8-fold size reduction, giving rise to a high-density distribution (3,000–6,000 per μm−2; Figure 1A) of ∼3-nm-sized nanoparticles in the aggregates within 48 h. |
|
0.12 |
0 |
|
|
|
|
|
| 7686 |
449 |
CNP |
34.5 |
2.3 |
nm |
DLS |
the particle size of CNP and CNP2 averaging 3–5 nm from TEM images (Fig. 1a) |
|
|
|
|
|
|
|
|
| 7687 |
449 |
CNPs |
49.8 |
3.8 |
nm |
DLS |
|
|
|
|
|
|
|
|
|
| 7694 |
460 |
CeO2–x |
10 |
|
nm |
TEM |
Figure 1a-1 shows the morphology of CeO2–x nanorods synthesized with 5 mol/L NaOH with a diameter of ∼10 nm and a length of 90–180 nm, |
|
|
|
|
|
|
|
|
| 7696 |
462 |
CuO NPs |
6.8 |
|
nm |
TEM |
The TEM image shown in Figure 1 A revealed that the CuO NPs consist of spherical particles with a uniform morphology. The size distributions of CuO NPs calculated from the TEM image have been fitted by a Gaussian distribution, and the result revealed CuO NPs with an average diameter of approximately 6.8 nm (Figure 1 B). |
|
|
|
|
|
|
|
|
| 7702 |
469 |
V2O5 nanobelts |
300 |
|
nm |
TEM |
As shown in Figure 1A,B, the high-magnification SEM image confirmed the fabrication of smooth and straight nanobelts with widths of 200–400 nm. The TEM image in Figure 1C image shows nanobelts with a mean size of ca. 300 nm in width. |
|
|
|
|
|
|
|
|
| 7704 |
471 |
Co2V2O7 particles |
250 |
|
nm |
TEM |
As shown in Figure 1a,b, the prepared Co2V2O7 particles mostly possessed a cubic granular shape with an identical aspect ratios of nearly 1.5:1, with widths of about 250 nm. |
|
|
|
|
|
|
|
|
| 7706 |
475 |
Fe3O4-NPs |
200 |
6.9 |
nm |
DLS |
As shown in Figure 1C, the average hydrodynamic diameters of Fe3O4-NPs were 200 ± 6.79 nm, which was in good agreement with the TEM result. |
|
|
|
|
|
|
|
|
| 7711 |
485 |
CeO2 NCs |
214.85 |
6.4 |
nm |
Others |
The log-normal function to length histogram reveals mean lengths (x) of 197 ± 13.4 and 214.85 ± 6.4 nm from the TEM and FE-SEM images, respectively. |
|
|
|
|
|
|
|
|
| 7712 |
485 |
CeO2 NCs |
197 |
13.4 |
nm |
TEM |
The log-normal function to length histogram reveals mean lengths (x) of 197 ± 13.4 and 214.85 ± 6.4 nm from the TEM and FE-SEM images, respectively. |
|
|
|
|
|
|
|
|
| 7714 |
486 |
Mn3O4 NPs |
8.9 |
1.4 |
nm |
TEM |
The synthesized Mn3O4 NPs showed a uniform spherical shape under TEM (Fig. 1), and the average particle size was 8.9 ± 1.4 nm. |
|
|
|
|
|
|
|
|
| 7713 |
486 |
Mn3O4 NPs |
226.4 |
6.3 |
nm |
DLS |
The DLS results show that the hydrodynamic particle diameter of Mn3O4 NPs was 226.4 ± 6.3 nm. |
|
|
|
|
|
|
|
|
| 7742 |
510 |
Mn3O4 nanoparticles (NPs) c |
50-250 |
|
nm |
TEM |
The morphologies of the as-prepared four shapes of Mn3O4 NPs were observed by TEM. As shown in Fig. S1, the Mn3O4 NPs display octahedral, polyhedral, flower and spinel like shapes. The results show that most of the nanoparticles exhibit regular octahedral shape and the particle size is between 50 nm and 250 nm |
|
|
|
|
|
|
|
|
| 7749 |
519 |
MnO2-loaded polymer capsules |
129.7 |
5.1 |
nm |
DLS |
The results presented in Fig. 2d and e show respectively the Gaussian distributions of the hydrodynamic diameter (average size: 129.7 ± 5.1 nm) |
|
|
|
|
|
|
|
|
| 7750 |
521 |
Fe3O4 |
|
|
|
TEM |
|
|
|
|
|
|
|
|
|
| 7751 |
521 |
Fe3O4 |
|
|
|
XRD |
The XRD patterns comprising of seven diffraction peaks centered at 2θ angles of 30.6°, 35.98°, 43.74°, 54.04°, 57.54°, 63.22°, and 74.89° |
|
|
|
|
|
|
|
|
| 7757 |
527 |
iron oxide nanoparticles (Fe3O4 NPs) |
20 |
|
nm |
TEM |
Both of them showed diameters of about 20 nm in the transmission electron microscopy (TEM) |
|
|
|
|
|
|
|
|
| 7758 |
528 |
CuO nanorods (NRs) |
15 |
|
nm |
TEM |
From a high magnification TEM image in Fig. 1. B it is clearly observed that all nanorods have smooth surfaces with average the diameter of 15 nm. |
|
|
|
|
|
|
|
|
| 7768 |
538 |
iron alkoxide |
2.5 |
|
μm |
TEM |
the uniform three-dimensional flower-like iron alkoxide with a dimeter of about 2.5 μm was formed by assembly of nanosheets with a thickness about 50 nm |
93.13 |
|
|
|
|
|
|
|
| 7779 |
548 |
CeO2 |
7.8 |
0.2 |
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 7782 |
552 |
MnO2 nanoparticles |
64-174 |
|
nm |
DLS |
the size of MnO2 nanozymes are not estimable from the SEM image, hence the DLS analysis was performed (Fig. S2C). The results indicated that the as-prepared nanozymes had a size distribution over the range of 64–174 nm, with an average size of 109 ± 28 nm. |
|
|
|
|
|
|
|
|
| 7783 |
553 |
CoMoO4 nanobelts |
50 |
|
μm |
SEM |
It can be seen in Fig. 1b that CoMoO4 BLs displayed belt-like structures with about 50 μm in length and 2 μm in width, which were prepared using (NH4)6Mo7O4·4H2O as “molybdenum” source. |
|
|
|
|
|
|
|
|
| 7787 |
557 |
Magnetic Nanoflowers |
23 |
|
μm |
SEM |
magnetic nanoflower with an average diameter of 23 μm was chosen for characterization and application experiments |
|
|
|
|
|
|
|
|
| 7795 |
567 |
Co3O4 NCs |
50 |
|
|
TEM, SEM |
As shown in Fig. 2a and b, the products are uniform nanocube with size of about 50 nm and the surface of the nanocube is smooth |
|
|
|
|
|
|
|
|
| 7796 |
568 |
Cu2O nanocubes |
100 |
|
|
TEM, SEM |
SEM image in Fig. 3a and TEM image in Fig. 3b clearly show that the Cu2O has a uniform cube structure, and the size is ca. 100 nm |
|
|
|
|
|
|
|
|
| 7807 |
579 |
MnO2 |
|
|
μm |
TEM, SEM |
Figure 2 shows that all of the MnO2 samples were assembled to form the same morphology, nanorods. α-MnO2 nanorods were 15–95 nm in diameter and 0.27–1.3 μm in length. β-MnO2 nanorods were 40–130 nm in diameter and 0.64–2.78 μm in length. γ-MnO 2 nanorods were 18–105 nm in diameter and 0.2–0.7 μm in length. |
33.700000000000003 |
|
|
|
|
|
|
|
| 7808 |
580 |
WO3−x QDs |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 7811 |
583 |
FA-PMo4V8 |
100 |
|
nm |
TEM |
TEM image (Fig. S1d) demonstrated that the assembled FA-PMo4V8 nanoparticle was colloidal spheres with diameter of 100 nm. |
|
|
|
|
|
|
|
|
| 7816 |
590 |
GdW10O36 nanoclusters |
|
|
|
TEM |
GdW10O36 NCs had a monodispersed spherical morphology and an ultra-small diameter of about 1~3 nm that exhibited high hydrophilicity and dispersity at a pH of 7.4 (Figure 1B). |
|
|
|
|
|
|
|
|
| 7819 |
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. |
|
|
|
|
|
|
|
|
| 7824 |
598 |
CeO2 NPs |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 7828 |
602 |
Fe3O4 nanoparticles |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 7836 |
611 |
CeVO4 |
|
|
|
TEM |
The micrographs indicate the formation of monodisperse, polycrystalline nanorods of different sizes (CR1≈50 nm, CR2≈100 nm and CR3≈150 nm) |
|
|
|
|
|
|
|
|
| 7841 |
618 |
MoO3−x NDs |
|
|
|
|
The typical transmission electron microscopy (TEM) image of the as-obtained supernatant (Figure 1A) showed well-dispersed nanodots with an average diameter of 3.07 ± 0.35 nm (Figure 1B) as calculated from counting 80 particles of the TEM images. The high-resolution TEM (HRTEM) characterization showed the lattice spacings of about 0.231 nm in the crystal structure of the nanodots, which was consistent well with the (224) diffraction planes of MoO3 (JCPDS No. 21-0569). As indicated in the Figure 1C, the atomic force microscope (AFM) image with the height analysis (inset of Figure 1C) confirmed the good mono-dispersibility of the nanodots. The average height was 1.43 ± 0.08 nm, |
|
|
|
|
|
|
|
|
| 7847 |
625 |
Ceria NPs |
3–4 |
|
nm |
TEM |
The average diameter of ceria NPs is 3−4 nm (Figure 2A,B) that is measured from the transmission electron microscopy (TEM) image. Meanwhile, the result of dynamic laser scattering (DLS) measurement revealed ceria NPs possessed an average size of ∼4 nm (Figure 2C) |
|
|
|
|
|
|
|
|
| 7858 |
638 |
Fe3O4 |
32 |
|
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 7861 |
643 |
CuO |
6.64 |
|
nm |
TEM |
Average |
|
|
|
|
|
|
|
|
| 7865 |
647 |
MoSe2 |
4.5 |
|
nm |
TEm |
Average |
|
|
|
|
|
|
|
|
| 7869 |
653 |
MnO2 |
188 |
|
nm |
DLS |
Average |
|
|
|
|
|
|
|
|
| 7872 |
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. |
| 7873 |
657 |
iron oxides |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 7884 |
667 |
nanoceria |
3 |
|
nm |
TEM |
Both TEM images and DLS (images in SI) indicated that the proposed synthetic approach yielded nanoparticles with an average size of 3 nm. |
|
|
|
|
|
|
|
|
| 7891 |
674 |
Fe3O4 MNPs |
17.7 |
|
nm |
SEM |
From the SEM images, the average diameter of the synthesized Fe3O4 MNPs was estimated to be ~17.7 nm (Fig. S2b). |
|
|
|
|
|
|
|
|
| 7897 |
680 |
Mn3O4 |
10-100 |
|
nm |
TEM |
The TEM image of the T. denitrificans-CdS@Mn3O4 system also revealed that the particles were distributed on the bacterial cells and that the diameter of those particles ranged from 10 to 100 nm (Figure 2d), similar to that of T. denitrificans-CdS |
|
|
|
|
|
|
|
|
| 7900 |
686 |
nano-MnO2 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 7902 |
688 |
RuO2 |
28 |
|
nm |
TEM |
The nanoparticles aggregate randomly to form almost spherical shape with an average diameter of 28 nm, which is as per the TEM analysis. |
64.5 |
|
|
|
|
|
|
|
| 7912 |
700 |
Fe3O4 MCs |
350 |
|
nm |
TEM |
As the reaction time extending to 16 h, solid Fe3O4 PCs transformed into hollow porous (HP) NPs via Ostwald ripening, in which the gradual outward migration and recrystallization occurred, leading to enlarged size (350 nm) of NPs as show in TEM images |
|
|
|
|
|
|
|
|
| 7941 |
732 |
Mn0.98Co0.02O2 |
12 |
|
nm |
SEM |
An average crystallite size below 12 nm and surface area of 86.14 m2 g−1 were obtained for the nanozyme Mn0.98Co0.02O2. |
86.14 |
|
|
|
|
|
|
|
| 7943 |
734 |
ZrO2 NPs |
|
|
|
|
The individual ZrO2 NP has a size range from 20 nm to 40 nm, and slight aggregation of the particles can be observed from the TEM images. Fig. 1B shows the
dynamic light scattering spectra of the ZrO2 NPs, the
hydrodynamic diameters of ZrO2 NPs were in the range from
90 nm to 200 nm, which confirms the slight aggregation. |
|
|
|
|
|
|
|
|
| 7961 |
749 |
OV-Mn3O4 NFs |
100−130 |
|
nm |
SEM |
distinct nanoflower |
|
|
|
|
|
|
|
by SEM and TEM |
| 7971 |
761 |
MnNS |
|
|
nm |
TEM |
MnNS demonstrated an obvious sheet-like morphology with an average lateral size of 150 nm and a thickness of 4.5 nm, which implied a typical 2D structure and enabled MnNS to possess a large surface area and maximum surface active sites, facilitating the high enzyme-like activity. |
|
|
|
|
|
|
|
|
| 7978 |
772 |
Fe3O4 |
294.7 |
|
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 7980 |
774 |
diamagnetic powder |
50-100 |
|
nm |
SEM |
the synthesized nanoparticles with diameters ranging between ca 50 and 100 nm (Fig. 1) formed stable micrometer-sized aggregates [18] Fig. 1. SEM of microwave synthesized magnetite nanoparticles; a section from the original SEM image is presented. The bar corresponds to 1 µm. |
|
|
|
|
|
|
|
|
| 7983 |
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 |
|
|
|
|
|
|
|
| 7984 |
778 |
ceria@Ce6 |
124.48 |
|
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. |
|
|
|
|
|
|
|
|
| 7986 |
778 |
CeO2@APTES |
100.37 |
|
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. |
|
|
|
|
|
|
|
|
| 7985 |
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. |
|
|
|
|
|
|
|
|
| 7987 |
779 |
PMNSs |
9 |
|
nm |
DLS |
acquiring water-dispersible and stable PMNSs (with a hydrodynamic diameter of ≈9 nm) for further biomedical applications |
|
|
|
|
|
|
|
|
| 7998 |
787 |
ZnCo-ZIF |
230 |
|
nm |
SEM |
As shown in Fig. S1,† the synthesized ZnCo-ZIF nanocrystals were monodispersed with an average diameter of about 230 nm. |
|
|
|
|
|
|
|
|
| 8015 |
809 |
Sm-CeO2 |
10 |
|
nm |
TEM |
They were cubes or polyhedral with an average diameter around 10 nm. |
|
|
|
|
|
|
|
|
| 8018 |
813 |
TA@VOx NSs |
130 |
|
nm |
DLS |
TA@VOx NSs exhibited a uniform size distribution, with average length and width of about 120 and 60 nm, respectively. The average hydrodynamic diameter of TA@VOx NSs was found to be approximately 130 nm by using dynamic light scattering (DLS) measurements (Figure 1 b), in good agreement with the TEM test results. |
|
|
|
|
|
|
|
|
| 8022 |
819 |
CoFe2O4 |
16 |
|
nm |
TEM |
Moreover, the TEM image presented in Figure 2D shows that the CoFe2O4 nanozyme exhibited a cubic shape with an average diameter of 16 nm (Figure S4). |
|
|
|
|
|
|
|
|
| 8023 |
820 |
Fe3O4 |
10 |
|
nm |
TEM |
average hydrodynamic diameter of about
104 and 115 nm for SG-GMNPs and SS-GMNPs,
respectively. |
|
|
|
|
|
|
|
|
| 8026 |
826 |
FeWOX NSs |
15.7 |
2.4 |
nm |
TEM |
Transmission electron microscopy (TEM) imaging revealed that the obtained FeWOX NSs showed the nanosheet-structure and average size at 15.7 ± 2.4 nm (Figure 1B and Figure S1, Supporting Information). The thickness of the as-obtained nanosheets was determined by atomic force microscopy (AFM) image to be ≈0.34 nm (Figure 1D,E). |
|
|
|
|
|
|
|
|
| 8036 |
838 |
C-Mn3O4 NPs |
6.12 |
2.24 |
nm |
TEM |
Transmission electron micrograph (TEM) shows the C-Mn3O4 NPs to be well-dispersed uniform spheres with an average diameter of ≈6.12 ± 2.24 nm. |
|
|
|
|
|
|
|
|
| 8041 |
844 |
nanoceria |
10 |
|
nm |
TEM |
TEM image showed the spherical shape of the nanoceria with a size of ~10 nm. |
|
|
|
|
|
|
|
|
| 8050 |
856 |
CNP |
4 |
1 |
nm |
HR-TEM |
The CNP were synthesized in the size range of 3-5 nm, as analyzed from the HR-TEM image. |
|
|
|
|
|
|
|
|
| 8057 |
862 |
NiMoO4 |
2.5 |
0.5 |
μm |
SEM |
The scanning electron microscopy (SEM) images of microflowers CoMoO4 and NiMoO4 are shown in Figures 1A and S1A, respectively. The as-prepared CoMoO4 exhibits uniform flower-like structures with a size of 4–5 μm, whereas NiMoO4 shows a relatively smooth surface with a small size of 2–3 μm. |
368.8 |
|
|
|
|
|
|
|
| 8056 |
862 |
CoMoO4 |
4.5 |
0.5 |
μm |
SEM |
The scanning electron microscopy (SEM) images of microflowers CoMoO4 and NiMoO4 are shown in Figures 1A and S1A, respectively. The as-prepared CoMoO4 exhibits uniform flower-like structures with a size of 4–5 μm, whereas NiMoO4 shows a relatively smooth surface with a small size of 2–3 μm. |
103.6 |
|
|
|
|
|
|
|
| 8062 |
867 |
Fe3O4 |
8.3 |
|
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 8063 |
868 |
RuO2 |
2 |
|
nm |
TEM |
the mean diameter of the RuO2NPs was ∼2 nm, and the hydrodynamic size of RuO2NPs was about 5.4 nm |
|
|
|
|
|
|
|
|
| 8065 |
870 |
Co-Al-Ce mixed metal oxide (MMO) |
0.31 |
|
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 8074 |
879 |
MnO2-Silk |
|
|
|
|
Commercial micro-sized MnO2 (≥99.99% trace metals basis) particles from Sigma-Aldrich |
|
|
|
|
|
|
|
|
| 8089 |
897 |
ConFe3−nO4 (n=1–2) |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 8090 |
898 |
ZnO2/CA-βCD |
|
|
nm |
SEM |
Fig. 4 SEM images (Mag. 10kx) and particle size distribution histograms of a ZnO2 and b ZnO2/CA-β-CD |
|
|
|
|
|
|
|
|
| 8094 |
902 |
Vanadium oxide quantum dots (VOxQDs) |
3.39 |
|
nm |
TEM |
The average diameter of the VOxQDs was 3.39 ± 0.57nm by statistics of the 100 particles (Fig.1E). |
|
|
|
|
|
|
|
|
| 8099 |
907 |
CeNPs |
1.7 |
0.5 |
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 8113 |
921 |
g-C3N4/CeO2 |
200 |
|
nm |
TEM |
It is clearly noted that CeO2 nanomaterials could display uniformly defined monodisperse hollow nanospheres with a size of about 200 nm in diameter (Fig. 1A), as confirmed by the TEM image displayed in the amplified view (Fig. 1B). |
|
|
|
|
|
|
|
|
| 8115 |
923 |
Au–CeO2 |
125 |
|
nm |
TEM |
the uniformly dispersed Au–CeO2 JNPs of about 125 nm were obtained (Fig. 1F). The DLS results indicated that the diameter of the Au–CeO2 JNPs is about 171 nm, |
|
|
|
|
|
|
|
|
| 8136 |
1069 |
MnO2 nanosheets |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 8139 |
1073 |
p-Fe3O4 MPs |
|
|
|
|
|
48.3380 |
|
|
|
|
|
|
|
| 8142 |
1076 |
MnO2-Dox@HFn |
10-12 |
|
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 8153 |
1086 |
FeVO4 |
100 |
|
nm |
SEM |
width |
|
|
|
|
|
|
|
|
| 8154 |
1086 |
FeVO4 |
120 |
|
nm |
SEM |
length |
|
|
|
|
|
|
|
|
| 8156 |
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. |
|
|
|
|
|
|
|
|
| 8165 |
1104 |
CuMn2O4 |
30-80 |
|
nm |
SEM |
|
|
|
|
|
|
|
|
|
| 8166 |
1105 |
CuCo2O4 nanorods |
0.9-1.5 |
|
μm |
TEM |
length |
|
|
|
|
|
|
|
|
| 8167 |
1105 |
CuCo2O4 nanorods |
200-400 |
|
nm |
TEM |
width |
|
|
|
|
|
|
|
|
| 8170 |
1108 |
nanorods |
5 |
|
nm |
TEM |
All around 5 nm as determined from high-resolution transmission electron microscopy (HRTEM) and dynamic light scattering (DLS) (Figure 1a–e). |
163 ± 1 |
|
|
|
|
|
|
|
| 8171 |
1108 |
nanoflowers |
5 |
|
nm |
TEM |
All around 5 nm as determined from high-resolution transmission electron microscopy (HRTEM) and dynamic light scattering (DLS) (Figure 1a–e). |
143 ± 2 |
|
|
|
|
|
|
|
| 8172 |
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). |
|
|
|
|
|
|
|
|
| 8173 |
1108 |
nanoparticles |
5 |
|
nm |
TEM |
All around 5 nm as determined from high-resolution transmission electron microscopy (HRTEM) and dynamic light scattering (DLS) (Figure 1a–e). |
208 ± 2 |
|
|
|
|
|
|
|
| 8177 |
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 |
|
|
|
|
|
|
|
| 8198 |
1145 |
C-IONPs |
250 |
|
nm |
TEM |
On the other hand, DLS analysis also revealed uniform hydrodynamic size distribution of the nanoparticles. The hydrodynamic radius of the C-IONPs was found to be 318.4 ± 13.58 nm with a polydispersity of 41.25% ± 6.86 (Figure S4). |
|
|
|
|
|
|
|
|
| 8205 |
1158 |
ITO NPs |
10.78 |
1.42 |
nm |
XRD |
The calculated average crystallite size of the synthesized ITO NPs was found to be 10.78 ± 1.42 nm. As can be seen from Figure 1C, the synthesized ITO NPs mainly formed aggregates greater than 50 nm in size. The results show that the hydrodynamic diameters of the present ITO NPs in PBS were less than 8% on the nanoscale, and the main hydrodynamic size of the ITO dispersion was 174.1 ± 14.02 nm. |
|
|
|
|
|
|
|
|
| 8213 |
1167 |
Cu2O NPs |
195 |
45 |
nm |
TEM |
The particle size distribution from the TEM analysis is given in Fig. S1a. It shows that the particles exhibited a distribution with the diameter varying from 150 to 240 nm and mainly concentrated on 200 nm. Meanwhile, the NPs prepared using the precursor in a molar ratio of CuCl2 : MgCl2 = 5 : 1, Cu2O-(5 : 1-Mg) NPs, show a BET surface area of 21.32 m2 g−1 and an average pore diameter of 12.01 nm. These results clearly indicate that introduction of Mg2+ ions into the Cu-precursor has an influence on the porous structure evolution of Cu2O NPs. |
22.16 |
|
|
|
|
|
|
The BET surface area and the average pore size of Cu2O-(sole CuCl2) are calculated to be 13.03 m2 g−1 and 7.29 nm. Meanwhile, the NPs prepared using the precursor in a molar ratio of CuCl2 : MgCl2 = 5 : 1, Cu2O-(5 : 1-Mg) NPs, show a BET surface area of 21.32 m2 g−1 and an average pore diameter of 12.01 nm. These results clearly indicate that introduction of Mg2+ ions into the Cu-precursor has an influence on the porous structure evolution of Cu2O NPs. |
| 8216 |
1170 |
IONPs |
74 |
|
nm |
DLS |
An overestimated size (74 nm) of the suspended IONPs was obtained through DLS measurements due to the presence of hydration layers over the NP surface. |
|
|
|
|
|
|
|
|
| 8227 |
1186 |
ZnFe2O4 NPs |
12.5 |
4.5 |
nm |
TEM |
The transmission electron microscope (TEM) image displayed that ZnFe2O4 nanoparticles (NPs) achieved good dispersion with diameters between 8 and 17 nm (Fig. 1A), which was consistent with the previous report. |
|
|
|
|
|
|
|
|
| 8246 |
1220 |
Bro-MnO2 |
220.9 |
|
nm |
DLS |
the
results indicated that Bro-MnO2 was formed by the interlaced
stacking of many irregular 2D networks with laminated
structures, a large surface area and surface wrinkles. Analysis by
dynamic light scattering (DLS) revealed that the average
diameter was 220.9 nm |
|
|
|
|
|
|
|
|
| 8248 |
1223 |
CoFe2O4 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 8249 |
1224 |
CuCo2O4 microspheres |
|
|
|
TEM |
Furthermore, as displayed in Fig. 2b and c, CuCo2O4 microspheres are composed of peasecod-like strips with ca. 100 nm assembled by lots of nanoparticles with ca. 10 nm (Fig. 2d and e); the rough surface with more exposed active sites31 is more conducive to adsorbing more hydrogen peroxide molecules and enhancing catalytic performance during the catalytic reaction in the subsequent experiment. The HRTEM image (the inset of Fig. 2e) reveals that the lattice spacing is 0.24 nm, consistent with the value for the (311) plane of the cubic CuCo2O4 phase. |
|
|
|
|
|
|
|
|
| 8251 |
1227 |
CeO2 |
5 |
|
nm |
TEM |
CeO2 nanoparticles were around 5 nm in size |
|
|
|
|
|
|
|
|
| 8254 |
1230 |
Cu2O |
150 |
|
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 8257 |
1237 |
SFO |
9.3 |
|
nm |
TEM |
|
|
|
|
|
|
|
|
|
| 8264 |
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 |
|
|
|
|
|
|
|
|
| 8266 |
1249 |
Fe3O4 |
200 |
|
nm |
TEM |
Scanning electron microscopy (SEM) and transmission
electron microscopy (TEM) demonstrated that the asprepared Fe3O4 nanozymes with PEG modification have a
rough surface with a diameter size of 200 nm (Figure S1). |
|
|
|
|
|
|
|
|
| 8271 |
1257 |
Fe3O4 NPs |
23 |
3.7 |
nm |
TEM |
The Fe3O4 nanoparticles were synthesis by the co-precipitation method, and they were around 23 ± 3.7 nm in size as measured by TEM (Figure S2). |
|
|
|
|
|
|
|
|
| 8274 |
1260 |
MTex-500 |
|
|
|
|
First, we synthesized a composite (designated as TA-GO-FeOOH) consisting of β-FeOOH spheroidal nanorods (average length = 100 ± 10 nm and width = 20 ± 2 nm) in an envelope of graphene oxide (GO) and poly-tannic acid (poly-TA) (ca. 2 nm) via a TA-assisted in-situ crystallization strategy |
158.347 |
|
|
|
|
|
|
|
| 8275 |
1260 |
MTex-700 |
|
|
|
|
|
56.464 |
|
|
|
|
|
|
|
| 8272 |
1260 |
β-FeOOH spheroidal nanorods |
100 |
10 |
nm |
TEM |
length(First, we synthesized a composite (designated as TA-GO-FeOOH) consisting of β-FeOOH spheroidal nanorods (average length = 100 ± 10 nm and width = 20 ± 2 nm) in an envelope of graphene oxide (GO) and poly-tannic acid (poly-TA) (ca. 2 nm) via a TA-assisted in-situ crystallization strategy) |
|
|
|
|
|
|
|
|
| 8273 |
1260 |
β-FeOOH spheroidal nanorods |
20 |
2 |
nm |
TEM |
Width |
|
|
|
|
|
|
|
|
| 8279 |
1264 |
Mn3O4 |
700-800 |
|
nm |
SEM |
Figure 1A and B showed the average diameter of the urchin-like Mn3O4 particles which was about 700-800 nm. |
198.76 |
|
|
|
|
|
|
|
| 8301 |
1295 |
RSPCO |
240 |
|
nm |
TEM |
Average length |
|
|
|
|
|
|
|
|
| 8319 |
1310 |
MnO2 nanosheets |
6 |
|
nm |
AFM |
thickness of approximate |
|
|
|
|
|
|
|
|
| 8320 |
1311 |
Metal oxide into the glass composition |
250 |
|
μm |
Others |
diameter lower than 250 μm |
|
|
|
|
|
|
|
|
| 8327 |
1316 |
Fe3 O4 NPs |
20-30 |
|
nm |
SEM |
When scanning electron microscopy (SEM) analysis was performed to observe the shape and size of synthesized magnetite nanoparticles, they were found to be spherical and in between 20 and 30 nm in diameter |
|
|
|
|
|
|
|
|
| 8329 |
1319 |
MnSiO3 |
|
|
nm |
TEM |
TEM image shows an irregular shape of MnSiO3 NPs was obtained and the MnSiO3 colloid was reddish brown (Fig. 2a), which indicated well-dispersed MnSiO3 NPs. |
|
|
|
|
|
|
|
|
| 8335 |
1327 |
LaFeO3 |
4.4 |
0.3 |
μm |
SEM |
|
|
|
|
|
|
|
|
|
| 8356 |
1349 |
Fe3O4 NPs |
9 |
1 |
nm |
TEM |
The pristine Fe3O4 NPs exhibit a spherical shape with a uniform diameter in the range of 8–10 nm. |
|
|
|
|
|
|
|
|
| 8357 |
1350 |
MoOx QDs |
1.98 |
|
nm |
TEM |
MoOx QDs with a diameter of 1.98 nm was synthesized by using commercial MoS2 powder as the precursor via a one-pot method according to our previous work (Figure 2A) |
|
|
|
|
|
|
|
|
| 8364 |
1358 |
Fe2.5Ti0.5O4 |
20-30 |
|
nm |
TEM |
|
117.2 |
|
|
|
|
|
|
|
| 8365 |
1359 |
Iron oxide core |
6.9 ± 1.7 |
|
nm |
TEM |
an average diameter of the iron oxide core |
|
|
|
|
|
|
|
|
| 8366 |
1359 |
MIONzyme colloid |
33.3 |
3.9 |
nm |
DLS |
hydrodynamic diameter |
|
|
|
μmol/min |
|
|
U/mg |
|
| 8381 |
1370 |
CeO2 |
3-5 |
|
nm |
TEM |
|
73.9 |
|
|
|
|
|
|
|
| 8387 |
1374 |
IONPs |
12 |
|
nm |
TEM |
IONPs with diameters of ~12 nm were prepared by a coprecipitation method and were innovatively investigated as the sole catalyst for hydrogel nanoparticle preparation instead of the natural enzyme HRP. |
|
|
|
|
|
|
|
|
| 8395 |
1379 |
ZnO |
50 |
|
nm |
SEM |
The average size of individual nanoparticles is approximately 50 nm, however there is a large agglomeration of nanoparticles; size of aggregates around 1000 nm. |
|
|
|
|
|
|
|
|
| 8399 |
1388 |
nano-PrO1.8 |
100-550 |
|
nm |
DLS |
The results show that the particle size of the material is approximately normal distribution, the particle size of the material is between 100 and 550 nm, and the range of particle size distribution at 292.7 nm is the largest. |
|
|
|
|
|
|
|
|
| 8402 |
1390 |
PbWO4 |
30-40 |
|
nm |
SEM |
The average diameter of one-dimensional lamellar nanostructures was in the range of 30 to 40 nm. |
86.225 |
|
|
|
|
|
|
|
| 8404 |
1392 |
MnxCo1-xO |
1.5-2 |
|
μm |
SEM |
|
31.4 |
|
|
|
|
|
|
|
| 8405 |
1394 |
CNP |
5 |
|
nm |
TEM |
The dry nanoparticle size from HRTEM was measured as ∼5 nm |
|
|
|
|
|
|
|
|
| 8419 |
1409 |
CeO2 |
44625 |
|
nm |
TEM |
Average size |
|
|
|
|
|
|
|
|
| 8423 |
1413 |
MNPs |
<50 |
|
nm |
TEM |
uniform size |
|
|
|
|
|
|
|
|
| 8434 |
1429 |
MnO2 |
150 |
|
nm |
TEM |
The H-MnO2 NPs are clearly shown to have the expected hollow feature with a diameter of 150 nm |
|
|
|
|
|
|
|
|
| 8443 |
1440 |
Fe3O4 mesocrystals |
350 |
|
nm |
TEM |
The average |
30.5 |
|
|
|
|
|
|
|
| 8445 |
1441 |
rod-shaped CeO2 |
10 |
|
nm |
TEM |
Diameter |
46 |
|
|
μmol/min |
|
|
U/mg |
|
| 8446 |
1441 |
rod-shaped CeO2 |
200 |
|
nm |
TEM |
Length |
95 |
|
|
μmol/min |
|
|
U/mg |
|
| 8447 |
1441 |
CeO2 cubes |
20-50 |
|
nm |
TEM |
lateral length |
29 |
|
|
μmol/min |
|
|
U/mg |
|
| 8444 |
1441 |
CeO2 octahedron |
15-20 |
|
nm |
TEM |
Fig. 1a shows the CeO2 octahedron with a narrow size distribution between 15 and 20 nm |
|
|
|
|
|
|
|
|
| 8449 |
1446 |
d-MnO2 |
272.6 |
20 |
nm |
DLS |
the hydrodynamic radius of MnO2 was approximately 272.6 20 nm at pH 3.73 |
|
|
|
|
|
|
|
|
| 8454 |
1455 |
IrOx |
|
|
|
TEM |
The as-prepared nanoparticles show a spherical morphology with diameter of ~24.05±0.29 nm (Figure 1b). They were composed by the accumulation of many small granules (2.28±0.4 nm) formed at the initial heating period (Figure S2). |
|
|
|
|
|
|
|
|