6 article(s) from Aranda, Pilar
- Review
- Published 09 Sep 2021
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Figure 1: (A) Schematic representation of the electrochemical processes taking place in a RT Na–S battery. Figure 1A w...
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Figure 2: Some of the principal challenges of RT Na–S batteries and potential improvements by nanostructuring...
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Figure 3: (A) Schematic illustration of the processing steps of using sucrose to produce microporous, sulfur-...
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Figure 4: (A) Schematic illustration of preparation and structure of the covalent sulfur–carbon composite syn...
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Figure 5: (A) Schematic representation of a RT Na–S battery with a liquid-phase catholyte containing polysulf...
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Figure 6: (A) Cycling performance of a sulfur–hollow carbon nanospheres cathode composite with and without co...
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Figure 7: (A) HRTEM image of sulfur nanoparticles and graphene in GCNT/S and the cycle performance at 1 A·g−1...
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Figure 8: (A) Illustration of the Na dendrite formation mechanism during charging cycles, where Na is redepos...
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Figure 9: (A) Encapsulation of molten metallic Na into porous carbonized wood by a spontaneous infusion. SEM ...
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Figure 10: (A) Illustration of the sodiation process of a flexible Sn@C composite substrate and corresponding ...
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Layered double hydroxide/sepiolite hybrid nanoarchitectures for the controlled release of herbicides
- Full Research Paper
- Published 09 Aug 2019
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Figure 1: Schematic representations of (A) sepiolite and (B) layered double hydroxide structures, (C) molecul...
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Figure 2: (A) XRD patterns and (B) FTIR spectra of individual components (sepiolite, LDH, and MCPA), MCPAie-L...
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Figure 3: FE-SEM images of (A) sepiolite, (B) LDH/Sep1:1_150C and (C) MCPAie-LDH/Sep1:1_150C nanoarchitecture...
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Figure 4: XRD patterns of hybrid nanoarchitectures prepared by coprecipitation of MgAl-LDH in the presence of...
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Figure 5: (A) FTIR (3800 to 3600 cm−1 region) and (B) 29Si MAS NMR spectra of neat sepiolite and hybrid nanoa...
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Figure 6: FE-SEM images of (A) MCPA-LDH/Sep2:1_150C, (B) MCPA-LDH/Sep1:1_150C, (C) MCPA-LDH/Sep0.5:1_60C, (D)...
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Figure 7: (A) In vitro release of MCPA from the hybrid formulations in deionized water (pH approx. 5.5), and ...
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Figure 8: (A) In vitro release of MCPA encapsulated in the A-Z@MCPA-LDH/Sep bionanocomposite system over a pe...
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- Full Research Paper
- Published 25 Jun 2019
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Figure 1: Schematic representation of the different components integrated in the bionanocomposite materials, ...
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Figure 2: Photographs of dispersions of 1 wt % of a multicomponent bionanocomposite (composition of sample Fi...
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Figure 3: Schematic representation of particle assembly in the multicomponent bionanocomposites: A) cross sec...
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Figure 4: Young’s moduli and electrical conductivity of HNTs/SEP/GNPs/MWCNTs/CHI films (A, C) and foams (B, D...
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Figure 5: A) Scheme of an EBC (left) and a biosensor (right) with the electrode microstructure and biocatalyt...
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- Review
- Published 31 May 2019
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Figure 1: Schematic representation of the crystal structures of the following clay minerals: kaolinite (A), m...
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Figure 2: TEM images of (A) ZnO NPs on montmorillonite with nanocrystal aggregation; reprinted with permissio...
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Figure 3: Synthesis of clay–semiconductor nanoarchitectures by the “organoclay colloidal route” involving eit...
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Figure 4: ZnO-Fe3O4@sepiolite nanoarchitecture prepared in two steps: First, the fiber clay is modified by as...
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Figure 5: (A) TEM image of the Pt–TiO2@sepiolite clay nanoarchitectures prepared by a photodeposition procedu...
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Figure 6: The structural arrangement of the [Ru(bpy)3]2+–TiO2@clay nanoarchitecture and its photocatalytic ac...
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- Full Research Paper
- Published 12 Dec 2016
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Figure 1: Scheme of the synthetic approach employed in the preparation of the ZnO/SiO2-clay heterostructures ...
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Figure 2: XRD patterns for Cloisite® (A) and TSM (B) corresponding to: (a) the starting clay, (b) CTA+-exchan...
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Figure 3: FE-SEM images of the heterostructures: (A) SiO2-CLO-CTA, (B) ZnO/SiO2-CLO, (C) SiO2-TSM-CTA and (D)...
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Figure 4: TEM images of the heterostructures: (A) ZnO/SiO2-CLO and (B) ZnO/SiO2-TSM, in both images the arrow...
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Figure 5: N2 adsorption–desorption isotherms (77 K) of SiO2-clay (a) and ZnO/SiO2-clay (b) heterostructures b...
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Figure 6: XRD patterns of (a) starting sepiolite (SEP), (b) SEP-CTA organoclay, and (c) SiO2/SEP-CTA, (d) ZnO...
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Figure 7: FE-SEM images of SiO2-SEP-CTA (A) and ZnO/SiO2-SEP (B) heterostructures, and TEM image of ZnO/SiO2-...
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Figure 8: FTIR spectra (3750–3650 cm−1 region) of (a) pristine sepiolite (SEP), (b) SEP-CTA, and the (c) SiO2...
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Figure 9: 29Si solid-state NMR spectra of (a) sepiolite and (b) ZnO/SiO2-SEP heterostructure.
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Figure 10: N2 adsorption–desorption isotherms at 77 K for SiO2-SEP (a) and ZnO/SiO2-SEP (b) heterostructures.
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Figure 11: C/Co (C0 = 3·10−5 M) of MB as a function of the UV irradiation time in presence of the heterostruct...
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Figure 12: Photoactivity of ZnO NP and ZnO-SiO2-clay heterostructures showing degradation of ibuprofen in aque...
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- Full Research Paper
- Published 18 Nov 2016
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Figure 1: (A) Picture showing the separation phenomenon observed when zein protein is dispersed in absolute e...
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Figure 2: XRD patterns of (a) Z-MMT_S1 and (b) Z-MMT_S2 biohybrids.
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Figure 3: FTIR spectra in the 4000–500 cm−1 region of (a) starting MMT, (b) Z-MMT_S2-9, (c) Z-MMT_S2-26 and (...
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Figure 4: TEM images of the Z-MMT_S2-46 biohybrid sample. In b) the region used to estimate the basal space d...
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Figure 5: XRD patterns of the biohybrids prepared from (A) the extracted (EXT) and (B) the precipitate (PCT) ...
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Figure 6: XRD patterns of (a) EXT-MMT16 biohybrid and the EXT–MMT/PCT biohybrids prepared with different PCT ...
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Figure 7: Photographs of (a) zein and (b) starch bionanocomposite films loaded with pure MMT or Z-MMT_S2-46 b...
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