Search results

Search for "recrystallization" in Full Text gives 60 result(s) in Beilstein Journal of Nanotechnology.

A combined gas-phase dissociative ionization, dissociative electron attachment and deposition study on the potential FEBID precursor [Au(CH3)2Cl]2

  • Elif Bilgilisoy,
  • Ali Kamali,
  • Thomas Xaver Gentner,
  • Gerd Ballmann,
  • Sjoerd Harder,
  • Hans-Peter Steinrück,
  • Hubertus Marbach and
  • Oddur Ingólfsson

Beilstein J. Nanotechnol. 2023, 14, 1178–1199, doi:10.3762/bjnano.14.98

Graphical Abstract
PDF
Album
Supp Info
Full Research Paper
Published 06 Dec 2023

Upscaling the urea method synthesis of CoAl layered double hydroxides

  • Camilo Jaramillo-Hernández,
  • Víctor Oestreicher,
  • Martín Mizrahi and
  • Gonzalo Abellán

Beilstein J. Nanotechnol. 2023, 14, 927–938, doi:10.3762/bjnano.14.76

Graphical Abstract
  • alkalinization rates and, concomitantly, the precipitation, even under recrystallization at high temperatures. In contrast, for the tenfold mass scale-up, similar morphological features were observed and assigned to changes in nucleation and growth. However, at higher concentrations, simonkolleite-like Co-based
  • process (thermodynamic aspects). In the volumetric approach, pure CoAl-based LDHs are obtained, size and shape (edge sharpness) of which highly depend on the heating procedure, even after 48 h of recrystallization (kinetic aspects). Our results suggest that either an up to tenfold mass scale-up or a 20
  • occurs surely through modification of the pristine Al-based hydroxide seeds [28][45][61][70], but even in processes where recrystallization can easily take place. Figure S14 and Table S7 (Supporting Information File 1) summarize the average size and standard deviation values as functions of the
PDF
Album
Supp Info
Full Research Paper
Published 11 Sep 2023

Nanostructured lipid carriers containing benznidazole: physicochemical, biopharmaceutical and cellular in vitro studies

  • Giuliana Muraca,
  • María Esperanza Ruiz,
  • Rocío C. Gambaro,
  • Sebastián Scioli-Montoto,
  • María Laura Sbaraglini,
  • Gisel Padula,
  • José Sebastián Cisneros,
  • Cecilia Yamil Chain,
  • Vera A. Álvarez,
  • Cristián Huck-Iriart,
  • Guillermo R. Castro,
  • María Belén Piñero,
  • Matias Ildebrando Marchetto,
  • Catalina Alba Soto,
  • Germán A. Islan and
  • Alan Talevi

Beilstein J. Nanotechnol. 2023, 14, 804–818, doi:10.3762/bjnano.14.66

Graphical Abstract
  • (ζ) was measured by Doppler anemometry, and it was found to be around −13 mV. Differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA) were performed to determine the thermal stability and melting/recrystallization processes of the components after drug encapsulation. Overlaid DSC
PDF
Album
Supp Info
Full Research Paper
Published 28 Jul 2023

Two-step single-reactor synthesis of oleic acid- or undecylenic acid-stabilized magnetic nanoparticles by thermal decomposition

  • Mykhailo Nahorniak,
  • Pamela Pasetto,
  • Jean-Marc Greneche,
  • Volodymyr Samaryk,
  • Sandy Auguste,
  • Anthony Rousseau,
  • Nataliya Nosova and
  • Serhii Varvarenko

Beilstein J. Nanotechnol. 2023, 14, 11–22, doi:10.3762/bjnano.14.2

Graphical Abstract
  • used in biomedicine and in the production of composites with specified properties. Experimental Materials and methods Fe(III) acetylacetonate (Fe(III) 2,4-pentadienoate, 97%), undecylenic acid (UA, 96%), paraffin (used after recrystallization), diphenyl (99%), 1-octadecene (91%), and propanone were
PDF
Album
Supp Info
Full Research Paper
Published 03 Jan 2023

Recent trends in Bi-based nanomaterials: challenges, fabrication, enhancement techniques, and environmental applications

  • Vishal Dutta,
  • Ankush Chauhan,
  • Ritesh Verma,
  • C. Gopalkrishnan and
  • Van-Huy Nguyen

Beilstein J. Nanotechnol. 2022, 13, 1316–1336, doi:10.3762/bjnano.13.109

Graphical Abstract
  • applications [62]. A very good micro-/nanoscale hierarchical Bi7O9I3/NTC photocatalyst was created in a one-step, easy, and environmentally friendly way by Hou et al., who used an in situ ion exchange–recrystallization approach [63]. The used buffer provided a relatively stable environment for producing
PDF
Album
Review
Published 11 Nov 2022

Design of a biomimetic, small-scale artificial leaf surface for the study of environmental interactions

  • Miriam Anna Huth,
  • Axel Huth,
  • Lukas Schreiber and
  • Kerstin Koch

Beilstein J. Nanotechnol. 2022, 13, 944–957, doi:10.3762/bjnano.13.83

Graphical Abstract
  • wetting properties of a natural leaf surface. Keywords: recrystallization; surface properties; wax composition; wetting; wheat; Introduction Cuticle One of the largest interfaces on earth is formed by thin layers that are a few nanometers to micrometers thin, namely the wax layers of the plant cuticle
  • the plant cuticle and, thus, the first contact site of the plant with its biotic and abiotic environment. They form a thin crystalline wax film (less than 1 µm) and often various three-dimensional emerging wax crystals in the nano- and micrometer range (0.5–100 µm) [14][15][16]. Recrystallization of
  • ]. Different methods of recrystallization have been developed and used in previous studies [17][20][21][43][44][45][46]. A fast method, for example, is recrystallization from a solution. However, this process has the disadvantage that it can lead to a heterogeneous distribution of the wax mass and to a variety
PDF
Supp Info
Full Research Paper
Published 13 Sep 2022

Is the Ne operation of the helium ion microscope suitable for electron backscatter diffraction sample preparation?

  • Annalena Wolff

Beilstein J. Nanotechnol. 2021, 12, 965–983, doi:10.3762/bjnano.12.73

Graphical Abstract
  • percentage of the different grain boundaries can be found in Table 1. LAGB can be indicators of recrystallization processes and can be observed for materials with higher defect densities. The KAM map (Figure 7m) shows a higher level of misorientation in the irradiated sample (shown in green in the map). This
PDF
Album
Supp Info
Full Research Paper
Published 31 Aug 2021

Self-assembly of Eucalyptus gunnii wax tubules and pure ß-diketone on HOPG and glass

  • Miriam Anna Huth,
  • Axel Huth and
  • Kerstin Koch

Beilstein J. Nanotechnol. 2021, 12, 939–949, doi:10.3762/bjnano.12.70

Graphical Abstract
  • that ß-diketone tubules are formed by self-assembly and confirmed that ß-diketone is the shape-determining component for this type of tubules. Keywords: ß-diketone tubules; eucalyptus; plant wax; recrystallization; self-assembly; Introduction The plant cuticle, which is the largest biological
  • morphologies are formed by a self-assembly process. On artificial surfaces, waxes recrystallize in three-dimensional structures with similar morphology and related properties as on plant surfaces [14]. Additionally, recrystallization of isolated wax components revealed that usually the main compounds determine
  • structure [13][18]. Secondary alcohol tubules evolved in all major groups of land plants and design durable superhydrophobic surfaces (e.g., the Lotus Effect). In vitro recrystallization experiments with single wax components of these tubules showed that tubules were formed by secondary alcohols plus at
PDF
Album
Full Research Paper
Published 20 Aug 2021

The role of deep eutectic solvents and carrageenan in synthesizing biocompatible anisotropic metal nanoparticles

  • Nabojit Das,
  • Akash Kumar and
  • Raja Gopal Rayavarapu

Beilstein J. Nanotechnol. 2021, 12, 924–938, doi:10.3762/bjnano.12.69

Graphical Abstract
  • melting points, which interact via hydrogen bond to form a fluid at room temperature with a freezing temperature much below that of the individual precursor components. These strong hydrogen bonds restrict the recrystallization of the parent compounds [72]. There are numerous reports on DESs from various
PDF
Album
Review
Published 18 Aug 2021

Fate and transformation of silver nanoparticles in different biological conditions

  • Barbara Pem,
  • Marija Ćurlin,
  • Darija Domazet Jurašin,
  • Valerije Vrček,
  • Rinea Barbir,
  • Vedran Micek,
  • Raluca M. Fratila,
  • Jesus M. de la Fuente and
  • Ivana Vinković Vrček

Beilstein J. Nanotechnol. 2021, 12, 665–679, doi:10.3762/bjnano.12.53

Graphical Abstract
  • high concentration of chloride ions catalyse a controlled recrystallization of AgNPs. They observed structures similar to the forms presented in Figure 2b. As these large cubic and ball-like structures were not located inside hepatocytes, but extracellularly, we concluded that the crystallization of
  • complexing agents [44][45]. Henglein et al. [46] suggested the mechanism of coordination of Ag+ on the nanoscale surface by halide ions in media where halide ions are present at a high concentration. Formed AgCl2− complex ions then undergo recrystallization into large objects similar to those observed in PBS
PDF
Album
Supp Info
Full Research Paper
Published 07 Jul 2021

Gold(I) N-heterocyclic carbene precursors for focused electron beam-induced deposition

  • Cristiano Glessi,
  • Aya Mahgoub,
  • Cornelis W. Hagen and
  • Mats Tilset

Beilstein J. Nanotechnol. 2021, 12, 257–269, doi:10.3762/bjnano.12.21

Graphical Abstract
  • yellow coloration of the suspension was observed. After 4 h of stirring in the dark the yellow suspension was filtered and concentrated to dryness. The solid was purified by column chromatography (silica, DCM) and an orange product was obtained. Upon recrystallization from layered DCM and pentane, white
PDF
Album
Supp Info
Full Research Paper
Published 17 Mar 2021

Fusion of purple membranes triggered by immobilization on carbon nanomembranes

  • René Riedel,
  • Natalie Frese,
  • Fang Yang,
  • Martin Wortmann,
  • Raphael Dalpke,
  • Daniel Rhinow,
  • Norbert Hampp and
  • Armin Gölzhäuser

Beilstein J. Nanotechnol. 2021, 12, 93–101, doi:10.3762/bjnano.12.8

Graphical Abstract
  • different parameters have been investigated. Fusion first needs uniform orientation. This is accomplished by the His-tag. The lipid composition of the outer and the inner side of the PM differs. In the second step, the recrystallization of the PM patches starts in areas where they were overlapping after
PDF
Album
Supp Info
Full Research Paper
Published 22 Jan 2021

Magnetic-field-assisted synthesis of anisotropic iron oxide particles: Effect of pH

  • Andrey V. Shibaev,
  • Petr V. Shvets,
  • Darya E. Kessel,
  • Roman A. Kamyshinsky,
  • Anton S. Orekhov,
  • Sergey S. Abramchuk,
  • Alexei R. Khokhlov and
  • Olga E. Philippova

Beilstein J. Nanotechnol. 2020, 11, 1230–1241, doi:10.3762/bjnano.11.107

Graphical Abstract
  • bind to each other and position themselves in a column-like orientation, which gives a rod-like shape to the aggregate. Further recrystallization of the aggregates leads to the formation of single-crystal nanorods (Figure 7). The formation of single-crystal nanorods may be facilitated by the hexagonal
  • aggregation and recrystallization of primary nanocrystals. Nonetheless, one cannot fully neglect direct crystal growth by the accretion of atoms, which can help the construction of single rod-like crystals on the basis of column-like aggregates of particles acting as a template. The growth of rods by
  • aggregation and recrystallization of primary particles was previously described for micrometer-sized rod-like magnetite particles synthesized by co-precipitation under different conditions [28]. In that case [28], the rods were composed of primary particles bound together. In our system, some primary
PDF
Album
Supp Info
Full Research Paper
Published 17 Aug 2020

Gas-sensing features of nanostructured tellurium thin films

  • Dumitru Tsiulyanu

Beilstein J. Nanotechnol. 2020, 11, 1010–1018, doi:10.3762/bjnano.11.85

Graphical Abstract
  • hydrothermal recrystallization [23]. The response time range of NH3 gas sensors based on such nanocomponents was 5–18 s but the recovery time ranged between 170–720 s. From comparison with state-of-the-art devices, it can be observed that the physically nanostructured Te thin films exhibit great potential for
  • applications in development in advanced gas sensors and, so far, are the only Te-based nanostructured sensors tested with this purpose. Besides, it can also be observed that nanostructuring is mostly performed via phase transformations, such as hydrothermal recrystallization and growth of Te nanocrystals
PDF
Album
Full Research Paper
Published 10 Jul 2020

A 3D-polyphenylalanine network inside porous alumina: Synthesis and characterization of an inorganic–organic composite membrane

  • Jonathan Stott and
  • Jörg J. Schneider

Beilstein J. Nanotechnol. 2020, 11, 938–951, doi:10.3762/bjnano.11.78

Graphical Abstract
  • over calcium hydride and sodium/benzophenone, respectively. For recrystallization n-pentane was dried by distillation over sodium/potassium eutectic alloy. SEM measurements were performed with an XL30 FEG (Philips) system. Contact angles and NIR-spectroscopic analysis were performed with DSA30 (Krüss
  • triphosgene were added every 10 min until a clear solution was formed. After 1 h the solution was poured into anhydrous n-pentane under vigorous stirring. The resulting suspension was stored at −28 °C overnight to complete precipitation followed by filtration and repeated recrystallization from anhydrous THF
PDF
Album
Supp Info
Full Research Paper
Published 17 Jun 2020

Nanoporous smartPearls for dermal application – Identification of optimal silica types and a scalable production process as prerequisites for marketed products

  • David Hespeler,
  • Sanaa El Nomeiri,
  • Jonas Kaltenbach and
  • Rainer H. Müller

Beilstein J. Nanotechnol. 2019, 10, 1666–1678, doi:10.3762/bjnano.10.162

Graphical Abstract
  • , ethanol is preferable because of its better skin tolerability, price and ease of processing. To ensure complete amorphization a loading of 20% rutin is recommended given that recrystallization of excess rutin was first detected at loadings ≥28%. The saturation solubility of the loaded material was found
PDF
Album
Full Research Paper
Published 08 Aug 2019

Chiral nanostructures self-assembled from nitrocinnamic amide amphiphiles: substituent and solvent effects

  • Hejin Jiang,
  • Huahua Fan,
  • Yuqian Jiang,
  • Li Zhang and
  • Minghua Liu

Beilstein J. Nanotechnol. 2019, 10, 1608–1617, doi:10.3762/bjnano.10.156

Graphical Abstract
  • for 20 min. The sovent was then removed by filtration and the white product was washed with water. The dried product was dissolved in ethanol (50 mL) again by heating and the hot solution was then poured into aqueous HCl solution (500 mL). Finally, the dried product was purified by recrystallization
PDF
Album
Supp Info
Full Research Paper
Published 05 Aug 2019

Gas sensing properties of individual SnO2 nanowires and SnO2 sol–gel nanocomposites

  • Alexey V. Shaposhnik,
  • Dmitry A. Shaposhnik,
  • Sergey Yu. Turishchev,
  • Olga A. Chuvenkova,
  • Stanislav V. Ryabtsev,
  • Alexey A. Vasiliev,
  • Xavier Vilanova,
  • Francisco Hernandez-Ramirez and
  • Joan R. Morante

Beilstein J. Nanotechnol. 2019, 10, 1380–1390, doi:10.3762/bjnano.10.136

Graphical Abstract
  • sensor response due to the unlikelihood of sample recrystallization. The results from the ammonia detection experiments showed that the ratio of the sensor response to the surface area exhibits similar values for both the individual nanowire and nanopowders-based sensor materials. Keywords: gas sensors
PDF
Album
Full Research Paper
Published 08 Jul 2019

On the transformation of “zincone”-like into porous ZnO thin films from sub-saturated plasma enhanced atomic layer deposition

  • Alberto Perrotta,
  • Julian Pilz,
  • Stefan Pachmajer,
  • Antonella Milella and
  • Anna Maria Coclite

Beilstein J. Nanotechnol. 2019, 10, 746–759, doi:10.3762/bjnano.10.74

Graphical Abstract
  • complete the oxidation and the removal of carbon from the layers. Nevertheless, considering the substantial thickness decrease (41%) of the ZnO layers (1 s of exposure), this mechanism is reasonable. The second simultaneous mechanism is attributed to the crystal formation/recrystallization of ZnO. In the
PDF
Album
Supp Info
Full Research Paper
Published 21 Mar 2019

Ultrasonication-assisted synthesis of CsPbBr3 and Cs4PbBr6 perovskite nanocrystals and their reversible transformation

  • Longshi Rao,
  • Xinrui Ding,
  • Xuewei Du,
  • Guanwei Liang,
  • Yong Tang,
  • Kairui Tang and
  • Jin Z. Zhang

Beilstein J. Nanotechnol. 2019, 10, 666–676, doi:10.3762/bjnano.10.66

Graphical Abstract
  • transformation is driven by recrystallization induced by micelle formation or soft-ligand templating [25]. This mechanism, however, cannot explain the phase transformation from CsPbBr3 to Cs4PbBr6 in this work because there are no intermediate stages observed by TEM. Therefore, we suppose the transformation
PDF
Album
Supp Info
Full Research Paper
Published 06 Mar 2019

A Ni(OH)2 nanopetals network for high-performance supercapacitors synthesized by immersing Ni nanofoam in water

  • Donghui Zheng,
  • Man Li,
  • Yongyan Li,
  • Chunling Qin,
  • Yichao Wang and
  • Zhifeng Wang

Beilstein J. Nanotechnol. 2019, 10, 281–293, doi:10.3762/bjnano.10.27

Graphical Abstract
  • during the dissolution and recrystallization process. The dissolved nickel atoms may continuously attach and bond to the surface of larger nanopetals, and form flower-like structures in order to achieve a minimum total free energy. Chemical characteristics of the composite surface In order to clarify the
PDF
Album
Full Research Paper
Published 25 Jan 2019

A differential Hall effect measurement method with sub-nanometre resolution for active dopant concentration profiling in ultrathin doped Si1−xGex and Si layers

  • Richard Daubriac,
  • Emmanuel Scheid,
  • Hiba Rizk,
  • Richard Monflier,
  • Sylvain Joblot,
  • Rémi Beneyton,
  • Pablo Acosta Alba,
  • Sébastien Kerdilès and
  • Filadelfo Cristiano

Beilstein J. Nanotechnol. 2018, 9, 1926–1939, doi:10.3762/bjnano.9.184

Graphical Abstract
  • melt the surface. In contrast, following a LTA at 0.79 J·cm−2 the SiGe top layer is completely amorphous, clearly indicating that in this case the whole SiGe layer was molten, leaving no seed for a perfect recrystallization. The threshold energy for surface melt is therefore located between 0.76 and
PDF
Album
Supp Info
Full Research Paper
Published 05 Jul 2018

Facile chemical routes to mesoporous silver substrates for SERS analysis

  • Elina A. Tastekova,
  • Alexander Y. Polyakov,
  • Anastasia E. Goldt,
  • Alexander V. Sidorov,
  • Alexandra A. Oshmyanskaya,
  • Irina V. Sukhorukova,
  • Dmitry V. Shtansky,
  • Wolgang Grünert and
  • Anastasia V. Grigorieva

Beilstein J. Nanotechnol. 2018, 9, 880–889, doi:10.3762/bjnano.9.82

Graphical Abstract
  • likely, this effect is related to recrystallization processes, which include removing silver ions from the lattice and its further deposition onto the exterior surface of the domains when reduced. Such a diffusion-limited reduction is the processing pathway towards a porous material with uniform pores
  • nanostructured silver recrystallization and degradation processes. Conclusion In summary, an efficient and convenient synthesis method was proposed for mesoporous silver micrometer and submicrometer-sized particles. The obtained porous silver cubes were found to be highly sensitive SERS substrates with an
PDF
Album
Supp Info
Full Research Paper
Published 14 Mar 2018

Synthesis and characterization of two new TiO2-containing benzothiazole-based imine composites for organic device applications

  • Anna Różycka,
  • Agnieszka Iwan,
  • Krzysztof Artur Bogdanowicz,
  • Michal Filapek,
  • Natalia Górska,
  • Damian Pociecha,
  • Marek Malinowski,
  • Patryk Fryń,
  • Agnieszka Hreniak,
  • Jakub Rysz,
  • Paweł Dąbczyński and
  • Monika Marzec

Beilstein J. Nanotechnol. 2018, 9, 721–739, doi:10.3762/bjnano.9.67

Graphical Abstract
  • evaporation of the solvent (chloroform) differ from that for pure SP2. However, the next cycles of heating and cooling caused changes in textures. As it is presented in Figure 9, after recrystallization from isotropic liquid during cooling, different textures appeared and become stabilized after a few heating
PDF
Album
Full Research Paper
Published 26 Feb 2018

Kinetics of solvent supported tubule formation of Lotus (Nelumbo nucifera) wax on highly oriented pyrolytic graphite (HOPG) investigated by atomic force microscopy

  • Sujit Kumar Dora,
  • Kerstin Koch,
  • Wilhelm Barthlott and
  • Klaus Wandelt

Beilstein J. Nanotechnol. 2018, 9, 468–481, doi:10.3762/bjnano.9.45

Graphical Abstract
  • Biodiversity of Plants, University of Bonn, Venusbergweg 22, 53115 Bonn, Germany Institute of Experimental Physics, University of Wroclaw, pl. M. Borna 9, 50-204 Wrocław, Poland 10.3762/bjnano.9.45 Abstract The time dependence of the formation of lotus wax tubules after recrystallization from various
  • angle from 88° to 129° after 14 days of wax recrystallization on HOPG. A more recent surface scientific approach by Koch et al. [22] demonstrated a spiral growth mechanism of tubule formation. The effect of substrate polarity on tubule growth was also demonstrated by showing upright oriented tubules on
  • the upper limit was chosen to minimize the interaction between tip and sample. All experiments were performed at room temperature (between 20–24 °C). For real time observations of wax recrystallization by AFM, a 10 µL droplet of the respective wax solution was applied onto the HOPG surface. The
PDF
Album
Supp Info
Full Research Paper
Published 07 Feb 2018
Other Beilstein-Institut Open Science Activities