mesoporous structure
STEM HAADF tomography of molybdenum disulfide with mesoporous structure
... decade, 3D-electron tomography has developed and is applied routinely in the study of macromolecules and cells in biology. However, a few challenges have hindered the widespread ap- plication and interest of this ...
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Ordered mesoporous silicon carbide-derived carbon for high-power supercapacitors
... the mesoporous structure of the silicon carbide was retained after chlorination, with a sig- nificant fraction (~30%) of the pores having sizes greater than 2 ...
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Ordered mesoporous silicon carbide-derived carbon for high-power supercapacitors
... the mesoporous structure of the silicon carbide was retained after chlorination, with a sig- nificant fraction (~30%) of the pores having sizes greater than 2 ...
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Optical properties of ordered mesoporous layers of silica
... 6. Conclusion In this paper, we have studied the reflection of a Si substrate covered by layers of silica with a mesoporous structure. Interferences, in both reflectance and scatterd light, are the main ...
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Structure of Ni(OH) 2 intermediates determines the efficiency of NiO-based photocathodes – a case study using novel mesoporous NiO nanostars
... of mesoporous structure of NiO NS based on the current synthetic route is possible by varying the ratio between the water and DEG as the hydrolysis and self- assembly agent, respectively, for further ...
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High-Rate Capability of Supercapacitors Based on Tannin-Derived Ordered Mesoporous Carbons
... AOMCs are schematised in Figure 1: synthesis of the mesophase by ball milling, pyrolysis to produce the OMCs, and final CO2 activation in order to increase their specific surface area. After activation, surface areas ...
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Molecularly imprinted mesoporous organosilica
... Pore Structure. The preservation of the mesoporous structure was con- firmed visually by transmission electron microscopy (TEM) of all three materials before and after thermal treatment (Figure ...
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Luminescent multifunctional hybrids obtained by grafting of ruthenium complexes on mesoporous silica
... noteworthy for their chemical stability, redox properties, excited state reactivity, luminescence emission, and excited state lifetime [4 6] . Some authors [6 8] have used silylated ruthenium(II) complexes to ...
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Synthesis of Functionalized Mesoporous Silica for Selective Extraction of Rare Earth Elements
... ordered mesoporous silica materials (OMSs) possess large surface area, well-defined pore size, chemical stability, and are easily modified by organic ligands, thus yielding functionalized materials with enhanced ...
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Eco-Friendly Synthesis of Nitrogen-Doped Mesoporous Carbon for Supercapacitor Application
... * − mV · s − 1 . 4. Conclusions An eco-friendly and facile direct synthesis route based on co-assembly of a green phenolic resin (phloroglucinol/glyoxylic acid), guanine and a soft-template, to design N-doped ...
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Salt-template synthesis of mesoporous carbon monolith for ionogel-based supercapacitors
... 4. Conclusions Mesoporous carbon monoliths (MCM) were prepared using soluble salt as template. The pore sizes of MCM could be tuned from 10 to 30 nm by adjusting the ratio between salt and carbon sources. Thanks ...
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Development of mesoporous tungsten oxide WO3 thin films for electrochromic applications
... Mesoporous WO 3 films were successfully prepared. Mesoporosity is well preserved up to 350 o C, but when crystallization begins, organisation is collapsed and voids between material’s domains prevail. Crystalline ...
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Luminescent multifunctional hybrids obtained by grafting of ruthenium complexes on mesoporous silica
... solution in the final powder, and the samples displayed an ordered hexagonal array of pores with average diameter of 2.0 and 5.2 nm for MS1 and MS2, respectively, as observed by TEM ( Fig. 1 ). Fig. 1 e shows the N2 ...
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High sensitive mesoporous TiO2-coated Love wave device for heavy metal detection
... 3.2. Acoustic response for cadmium detection A typical real-time response of a titania-modi fied device to increasing cadmium concentrations, from 10 12 M to 10 3 M, is reported in Fig. 2 C, while Fig. 2 D illustrates ...
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Mesoporous binder-free monoliths of few-walled carbon nanotubes by spark plasma sintering
... The CNT powders were investigated by TEM. Typi- cal images are shown in Fig. 2 . The presence of structural defects along the CNT walls and non- tubular carbon at their surface may result from degradation under the ...
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Structure de la réalité & Réalité de la structure
... question serait alors, non plus quelle est la catégorie ultime de la réalité ? , mais quelle est la réalité ultime ? , ou, compte tenu de l'ontologie développée au cours de la présente analyse, quelle est la ...
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Fluorescent and magnetic stellate mesoporous silica for bimodal imaging and magnetic hyperthermia
... In that stimulating context, nanoplatforms based on magnetic iron oxide core-mesoporous silica shell nanocomposites have witnessed a tremendous interest this last decade.[4–8] Such nanomaterials can be defined as ...
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Hierarchical mesoporous silica templated by the combination of fine emulsion and micelles
... The sample prepared from the pure P123 micellar solutions exhibits a type IV isotherm (Fig. 8), characteristic of mesoporous materials according to the IUPAC classification [54]. The pore size distribution ...
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Periodic Mesoporous Organosilicas from Polyion Complex Micelles - Effect of Organic Bridge on Nanostructure
... a structure-directing role on the molecular scale, favors the cooperative assembly of the hybrid system and the formation of long-range- ordered hybrid mesostructures between PIC micelles and organosilica ...
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Salt-template synthesis of mesoporous carbon monolith for ionogel-based supercapacitors
... lower mesoporous volume causing a lower efficient ionic mass-transfer of the embedded ...higher mesoporous volume of MCM20 facilitates the electrolyte accessibility in its larger pores [ 16 ...
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