Figure 1: Nanomaterials with different morphologies: (A) nonporous Pd NPs (0D) [9,10], copyright Zhang et al.; lice...
Figure 2: FESEM of dust particle samples collected (a) during and (b) after the dust storm episodes on March ...
Figure 3: (a) SEM image of flaming smoke collected during a Madikwe Game Reserve fire in South Africa on Augu...
Figure 4: (A) Negatively stained rotavirus with complete (long arrow) and empty (short arrow) particles in sw...
Figure 5: Nanoparticles synthesized intracellularly in algae and fungi. (A) TEM micrograph of R. mucilaginosa...
Figure 6: Photographs and the scanning electron microscope images of various bio-prototypes bearing superhydr...
Figure 7: (A) Photograph of peacock feathers showing various colors and patterns. (B) Cross-sectional SEM ima...
Figure 8: The macro- and microstructure of bone and its components with nanostructured materials employed in ...
Figure 9: Electron microscope images show how NPs can penetrate and relocate to various sites inside a phagoc...
Figure 1: (a) Lotus leaves, which exhibit extraordinary water repellency on their upper side. (b) Scanning el...
Figure 2: Epidermis cells of the leaf upper side with papillae. The surface is densely covered with wax tubul...
Figure 3: SEM images of the papillose leaf surfaces of Nelumbo nucifera (Lotus) (a), Euphorbia myrsinites (b)...
Figure 4: The contact between water and superhydrophobic papillae at different pressures. At moderate pressur...
Figure 5: Measured forces between a superhydrophobic papilla-model and a water drop during advancing and rece...
Figure 6: Papillose and non-papillose leaf surfaces with an intact coating of wax crystals: (a) Nelumbo nucif...
Figure 7: Traces of natural erosion of the waxes on the same leaves as in Figure 6: (a) Nelumbo nucifera (Lotus); (b) ...
Figure 8: Test for the stability of the waxes against damaging by wiping on the same leaves: (a) Nelumbo nuci...
Figure 9: SEM and LM images of cross sections through the papillae. Lotus (a,b) and Euphorbia myrsinites (c,d...
Figure 10: Epicuticular wax crystals in an area of 4 × 3 µm2. The upper side of the lotus leaf (a) has the hig...
Figure 11: Chemical composition of the separated waxes of the upper and lower side of the lotus leaf. The uppe...
Figure 12: X-ray diffraction diagram of upperside lotus wax. The ‘long spacing’ peaks indicate a layer structu...
Figure 13: Model of a wax tubule composed of layers of nonacosan-10-ol and nonacosanediol molecules. The OH-gr...
Figure 1: Examples of combinatorial therapy for (left) EGFR-dependent and (right) EGFR-independent TKI resist...
Figure 2: (A) Gefitinib-loaded gelatin-A NPs functionalized with a cetuximab-siRNA conjugate (Ab-SiRNA-GelGEF...
Figure 3: Nanotools for reversal of EGFR TKI resistance by RNAi. Favorable cell internalization was mediated ...
Figure 1: Trassati’s volcano plot for the hydrogen evolution reaction in acid solutions. j00 denotes the exch...
Figure 2: ’Volcano’ plots for hydrogen evolution in acid and alkaline aqueous solutions. Note that ascending ...
Figure 3: Square of the coupling constants between the H1s orbital and the d bands of Pt(111), Ni(111), Cu(11...
Figure 4: Densities of states of the d bands of Ni(111) and of the 1s spin orbitals of a hydrogen atom at a d...
Figure 5: Free energy surface for the Volmer reaction on Ni(111) in acid solution at the equilibrium potentia...
Figure 6: Oxygen reduction on various substrates in acid solutions. Left: logarithm of the current at 800 mV ...
Figure 1: Schematic illustration of methods of microneedle application to the skin for drug delivery purposes....
Figure 2: Schematic showing in-plane and out-of-plane microneedle arrays [53]. Figure 2 was reproduced from [53] (© 2019 X. H...
Figure 3: Scanning electron microscopy (SEM) image of a 5.3 mm long silicon microneedle fabricated by GCoS. (...
Figure 4: (a) A schematic representation of the manufacturing procedure for producing γ-PGA microneedles, (b)...
Figure 5: (a) A schematic illustration of the drawing lithography procedure for fabrication of nickel microne...
Figure 1: Mechanism of the photocatalytic process used to treat water contaminated with organic pollutants.
Figure 2: Most recently studied and common bismuth-based nanostructured photocatalysts.
Figure 3: Bandgaps of some bismuth-based photocatalysts extracted from various research articles [27,35-37,83-86].
Figure 4: Summary of the commonly used synthesis methods for bismuth-based nanostructured photocatalysts.
Figure 5: Photocatalytic degradation pathways of antibiotics by bismuth-based photocatalyst. (Adapted from [191], ...
Figure 6: (a) Photocatalysis mechanisms of bismuth-based nanosheets via S-scheme heterojunction and type-II h...
Figure 1: Application of biomimetic cancer cell membrane-coated nanoparticles in different types of diseases:...
Figure 2: Different roles of the cancer cell membrane. Figure 2 was drawn by Figdraw (https://www.figdraw.com), expor...
Figure 3: Schematic representation of the distribution of cancer cell membrane-encapsulated NPs in a tumor-be...
Figure 4: Characterization of membrane-encapsulated NPs. (A) Gel electrophoresis analysis showed that liver c...
Figure 5: Antitumor efficacy of cancer cell membrane-coated NPs in a hepatocarcinoma mouse model. Hepatoma He...
Figure 6: In vivo MRI assay in transient middle cerebral artery occlusion rats. The infarct area of rats trea...
Figure 7: Distribution of K7M2 cell membrane-coated hollow manganese dioxide nanoparticles loaded with alendr...
Figure 1: The main functions of endothelial cells.
Figure 2: Two main routes to transport NPs across the endothelium, namely the transcellular route and the par...
Figure 3: Mechanism of NanoEL. Adherens junctions between endothelial cells are maintained by a complex set o...
Figure 4: Au NanoEL required actin remodeling. (A) Blocking the RhoA kinase actin remodeling process with Y27...
Figure 1: Mechanisms of CPP uptake. Two main mechanisms have been proposed: direct translocation through the ...
Figure 2: Model for the initial step of cellular uptake of MPG or MPG/cargo complexes. (1) Binding of MPG or ...
Figure 3: Mechanisms of endocytic entry into the cell. Reprinted with permission from [53], copyright 2011 The Ro...
Figure 4: Most commonly used strategies for improving the endosomal release of CPPs. A) Fusogenic lipids, B) ...
Figure 1: Prevalence of reporting imaging and (or) flow cytometry techniques, protein corona, 3D cell culture...
Figure 2: Practical concerns regarding dose determination in nucleic acid–NP systems. Left: Examples of possi...