8 article(s) from Taubert, Andreas
- Full Research Paper
- Published 09 Jan 2019
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Figure 1: (A) N2 adsorption/desorption isotherms (77.4 K) for the HYCA materials prepared at 500 °C. (B) BET ...
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Figure 2: (A) Yield vs reaction temperature. (B) Chemical composition data from elemental analysis (EA) and e...
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Figure 3: Fourier transform infrared spectra of the 2Z-HYCA nanocomposites obtained at various temperatures. ...
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Figure 4: (a) XRD patterns of raw kaolinite clay and 2Z-HYCA composite materials obtained at various temperat...
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Figure 5: 29Si, 27Al and 13C CP-MAS-NMR spectra of 2Z-HYCA calcined at 650 °C. *Rotation side bands of ethyle...
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Figure 6: SEM images showing the growth pattern of 2Z-HYCA nanocomposite particles with increasing temperatur...
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Figure 7: TGA and DTA curves for 2Z-HYCA nanocomposites prepared at various temperatures.
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Figure 8: Experimental breakthrough curve for the adsorption of 4-nitrophenol onto 2Z-HYCA@650 °C (Co = Conce...
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Figure 9: (A) Pore and surface diffusion model (PSDM) plot for the removal of 4-nitrophenol from aqueous solu...
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Figure 10: (A) Bacterial load (E. coli) vs treatment time measured in water treated with a fixed bed process f...
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- Full Research Paper
- Published 17 Jan 2018
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Figure 1: Hybrid materials: a) wet TPS, b) wet TPS_Au2.5 c) dry TPS, d) wet TS e) wet TS_Au2.5 f) dry TS.
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Figure 2: From top to bottom: SEM Images (left) of the surfaces of TPS, TPS_Au2.5, TS, and TS_Au2.5 at differ...
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Figure 3: TEM images of TPS, TPS_Au2.5, TS, and TS_Au5.0 at different magnifications. Red circles highlight t...
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Figure 4: XRD patterns of the hybrid materials. Reflections labeled • are anatase reflections (ICDD: 98-015-4...
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Figure 5: Au 4f, Ti 2p, C 1s, N 1s, and O 1s XP spectra of the TS_Au2.5 (left) and TPS_Au2.5 (right) surfaces...
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Figure 6: Raman spectra of (A) TPS_Aux and (B) TS_Aux. (C) IR spectra of TiO2 made using the same procedure e...
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Figure 7: Nitrogen sorption isotherms of TPS (black symbols), TPS_Au2.5 (blue symbols), TS_Au2.5 (green symbo...
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Figure 8: Cumulative (blue) and relative (red) pore volume of TPS (top) and TS (bottom) measured by Hg intrus...
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Figure 9: H2 production of the hybrid materials using a sunlight simulator. A) Numbers are mmol of H2 produce...
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- Full Research Paper
- Published 04 Apr 2017
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Figure 1: Schematic representation of (A) the H3AH3 recombinamer, (B) azide- (component 1) and cyclooctyne-de...
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Figure 2: H3AH3 ELR hydrogel morphology observed by SEM. A high magnification image of the red framed area is...
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Figure 3: XRD patterns of mineralization products. (A) IK24 hydrogel, and (B) H3AH3 hydrogel after different ...
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Figure 4: ATR-IR spectra of the mineralized hydrogels: (A) IK24 hydrogel, and (B) H3AH3 hydrogel after differ...
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Figure 5: TGA curves for (A) IK24 hydrogels mineralized for 0, 4, and 14 days, respectively, and (B) H3AH3 hy...
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Figure 6: SEM images of the hydrogels after mineralization: (A) IK24 and (B) H3AH3 hydrogels after 4 days of ...
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- Full Research Paper
- Published 29 Mar 2017
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Figure 1: Ball-and-stick representation of the simulation box. Visualized with TRAVIS [43] and vmd [44]. Left: cation...
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Figure 2: Representative photographs and TEM images of organosilica monoliths. (A) Wet TBM20 after Soxhlet ex...
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Figure 3: Carbon, hydrogen, and nitrogen contents of silica monoliths made from methanol (A) and acetone (B).
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Figure 4: TGA data of pure organosilica monoliths.
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Figure 5: Representative IR spectra of TBA40 and MBA40.
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Figure 6: (A) SAXS pattern of TBA40 and (B) nitrogen sorption data of TBA20 to TBA60.
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Scheme 1: Synthesis of the IL [BmimSO3H][PTS].
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Figure 7: Photograph of an IG resulting from the combination of the TBA60 organosilica matrix and [BmimSO3H][...
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Figure 8: IR spectra of a neat TBA20 monolith, pure IL, and the resulting TBA20IL IG.
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Figure 9: EA data of IGs. Samples shown in panel (A) were made via the methanol-based synthesis and samples s...
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Figure 10: TGA data of MBA20IL, MBA40IL, MBA50IL, and MBA60IL along with TGA trace obtained from wet MBA60IL o...
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Figure 11: DSC heating traces of (A) [BmimSO3H][PTS] and (B) the resulting TBA IGs. Gray areas highlight the r...
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Figure 12: Nyquist curve Z”(ω) vs Z’(ω) for TBA20IL with zoom-ins to the central areas of the plot vs temperat...
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Figure 13: Variation of log(σ·T) versus 1000/T for all IGs. The change in the energy of activation likely does...
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Figure 14: Variation of (A) tan δ vs log f and (B) relaxation time vs 1000/T for MBA40. The temperature is as ...
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Figure 15: Full temporal development (from equilibrium search to production run) of all 32 intramolecular O–H ...
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Figure 16: Combined distribution function of the intramolecular O–H distances (including only the bonding oxyg...
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- Full Research Paper
- Published 15 Mar 2017
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Scheme 1: Synthesis of A) α-((4-cyanobenzoyl)oxy)-ω-methyl poly(ethylene glycol) (CBAmPEG) via Steglich ester...
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Figure 1: A) 1H NMR spectrum, B) magnified view of the NMR signals, C) overview FTIR spectrum, and D) detaile...
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Figure 2: TEM images of A) citrate@SNPs and B) CBAmPEG@SNPs. C) Raman spectra of aqueous solutions or suspens...
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Figure 3: Representative NMR spectra of CBAmPEG after incubation at pH 3 for 0 h (left top) and 24 h (right t...
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- Full Research Paper
- Published 16 Sep 2014
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Figure 1: (A) ATR-FTIR spectra and (B) XRD patterns of calcium phosphates obtained from [Bmim][Cl]. The refle...
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Figure 2: Low magnification (top row) and higher magnification (bottom row) SEM images of the precipitates. H...
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Figure 3: SEM images of as-received microcrystalline and regenerated cellulose.
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Figure 4: Low (top row) and high magnification (bottom row) SEM images of the hybrid materials prepared in th...
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Figure 5: Low (top row) and high magnification (bottom row) SEM images of the hybrid materials prepared in th...
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Figure 6: TEM images of thin sections of CCPH2 and CCPH6. Top row are low magnification and bottom row are hi...
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Figure 7: SEM image and elemental map of CCPH6.
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Figure 8: XRD patterns of cellulose and mineralized samples. Panel A shows effects of acid or base addition, ...
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Figure 9: ATR-FTIR spectra of neat cellulose, for sample nomenclature see Table 3. Panels B and D are higher magnifi...
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Figure 10: Representative TGA and DTA data of select samples. For full data see Table 3.
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