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Search for "texture" in Full Text gives 127 result(s) in Beilstein Journal of Nanotechnology.

9.1% efficient zinc oxide/silicon solar cells on a 50 μm thick Si absorber

  • Rafal Pietruszka,
  • Bartlomiej S. Witkowski,
  • Monika Ozga,
  • Katarzyna Gwozdz,
  • Ewa Placzek-Popko and
  • Marek Godlewski

Beilstein J. Nanotechnol. 2021, 12, 766–774, doi:10.3762/bjnano.12.60

Graphical Abstract
  • , during the production process, chemicals that are harmful for the environment and for human life are used. For example, hydrofluoric acid is used to texture the top electrode to improve light harvesting. In this work, and also in recent ones, we report a way to obtain 3D textures on the top electrode by
  • there was less space for their horizontal growth. The free space between the rods was very limited. Near the surface of the silicon, the nanorods are closely packed. With increasing distance from the surface the space between the nanorods increases. This effect automatically creates a rough texture
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Published 21 Jul 2021

Boosting of photocatalytic hydrogen evolution via chlorine doping of polymeric carbon nitride

  • Malgorzata Aleksandrzak,
  • Michalina Kijaczko,
  • Wojciech Kukulka,
  • Daria Baranowska,
  • Martyna Baca,
  • Beata Zielinska and
  • Ewa Mijowska

Beilstein J. Nanotechnol. 2021, 12, 473–484, doi:10.3762/bjnano.12.38

Graphical Abstract
  • the long-wavelength region, sluggish kinetics, and high recombination of photoexcited electron–hole pairs [19][20][21]. Tremendous efforts have been made in order to increase the photocatalytic activity of PCN materials by optimizing their nanostructure and improving their chemical surface texture
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Published 19 May 2021

A stretchable triboelectric nanogenerator made of silver-coated glass microspheres for human motion energy harvesting and self-powered sensing applications

  • Hui Li,
  • Yaju Zhang,
  • Yonghui Wu,
  • Hui Zhao,
  • Weichao Wang,
  • Xu He and
  • Haiwu Zheng

Beilstein J. Nanotechnol. 2021, 12, 402–412, doi:10.3762/bjnano.12.32

Graphical Abstract
  • source for electronic devices. Another potential application for the S-TENG is as flexible tactile sensor that can serve as electronic skin for a more comfortable interactive experience between humans and external objects by sensing all kinds of information, such as size, shape, and texture [26][27]. The
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Published 03 May 2021

Bio-imaging with the helium-ion microscope: A review

  • Matthias Schmidt,
  • James M. Byrne and
  • Ilari J. Maasilta

Beilstein J. Nanotechnol. 2021, 12, 1–23, doi:10.3762/bjnano.12.1

Graphical Abstract
  • et al. [75]. Their study examined how the surface texture of genetically different samples varied after acid treatment to see the potential for enzymatic biofuel production. HIM imaging was once again used in studies of insect wings and their nanostructures by Bandara et al. [76][77]. In this case, a
  • nanopillar texture on the wing of a dragonfly Orthetrum villosovittatum was studied. In addition to imaging the wing alone, samples were prepared with E. coli bacteria on them, to study the bactericidal properties of the nanostructure. Along similar lines, the nanostructures on the wings of three different
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Published 04 Jan 2021

Proximity effect in [Nb(1.5 nm)/Fe(x)]10/Nb(50 nm) superconductor/ferromagnet heterostructures

  • Yury Khaydukov,
  • Sabine Pütter,
  • Laura Guasco,
  • Roman Morari,
  • Gideok Kim,
  • Thomas Keller,
  • Anatolie Sidorenko and
  • Bernhard Keimer

Beilstein J. Nanotechnol. 2020, 11, 1254–1263, doi:10.3762/bjnano.11.109

Graphical Abstract
  • thickness from 2 to 4 nm improves the film quality. The Fe layer becomes polycrystalline while the Nb layer remains amorphous. In contrast, for sample s6, which was grown on the 30 °C Nb buffer, both layers reveal polycrystallinity with a certain texture (Figure 2e,f). Finally, the Pt cap is always
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Published 21 Aug 2020

Nickel nanoparticles supported on a covalent triazine framework as electrocatalyst for oxygen evolution reaction and oxygen reduction reactions

  • Secil Öztürk,
  • Yu-Xuan Xiao,
  • Dennis Dietrich,
  • Beatriz Giesen,
  • Juri Barthel,
  • Jie Ying,
  • Xiao-Yu Yang and
  • Christoph Janiak

Beilstein J. Nanotechnol. 2020, 11, 770–781, doi:10.3762/bjnano.11.62

Graphical Abstract
  • according to the literature by the ionothermal method [32][42]. Since the synthesis parameters, such as reaction temperature, affect texture, porosity and nitrogen content of the framework, two different reaction temperatures (400 and 600 °C) have been used for the synthesis (Scheme S1, Supporting
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Published 11 May 2020

Formation of nanoripples on ZnO flat substrates and nanorods by gas cluster ion bombardment

  • Xiaomei Zeng,
  • Vasiliy Pelenovich,
  • Bin Xing,
  • Rakhim Rakhimov,
  • Wenbin Zuo,
  • Alexander Tolstogouzov,
  • Chuansheng Liu,
  • Dejun Fu and
  • Xiangheng Xiao

Beilstein J. Nanotechnol. 2020, 11, 383–390, doi:10.3762/bjnano.11.29

Graphical Abstract
  • -enhanced Raman spectroscopy [4]. Ion beam formation of nanoscale ripples has emerged as a versatile method to imprint uniaxial magnetic anisotropy [5] and to control the magnetic texture of thin films [6]. Formation of self-assembled surface nanoripple structures by monoatomic off-normal ion irradiation
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Published 24 Feb 2020

Understanding nanoparticle flow with a new in vitro experimental and computational approach using hydrogel channels

  • Armel Boutchuen,
  • Dell Zimmerman,
  • Abdollah Arabshahi,
  • John Melnyczuk and
  • Soubantika Palchoudhury

Beilstein J. Nanotechnol. 2020, 11, 296–309, doi:10.3762/bjnano.11.22

Graphical Abstract
  • pHEMA hydrogels. The SEM characterization provided further insights into the variation of surface texture of the gels with the amount of reactant water used during synthesis. A soft, uneven, and layered texture was seen for the gels prepared with 1 mL DI water. The hydrogel prepared with 1.3 mL DI water
  • temperature for subsequent use in the transport experiments. Characterization Characterization of hydrogels The morphology and texture of the different hydrogels were characterized on a Hitachi S3400 SEM. Hydrogel samples for SEM imaging were prepared by cutting thin cross-sectional slices of 15 mm diameter
  • interval as error bars. A combination of swelling behavior results and surface texture characterization of the gels via SEM imaging was used to select the best suitable hydrogel formulation to fabricate the flow channels mimicking physiological structures for the subsequent transport studies
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Published 06 Feb 2020

Design of a nanostructured mucoadhesive system containing curcumin for buccal application: from physicochemical to biological aspects

  • Sabrina Barbosa de Souza Ferreira,
  • Gustavo Braga,
  • Évelin Lemos Oliveira,
  • Jéssica Bassi da Silva,
  • Hélen Cássia Rosseto,
  • Lidiane Vizioli de Castro Hoshino,
  • Mauro Luciano Baesso,
  • Wilker Caetano,
  • Craig Murdoch,
  • Helen Elizabeth Colley and
  • Marcos Luciano Bruschi

Beilstein J. Nanotechnol. 2019, 10, 2304–2328, doi:10.3762/bjnano.10.222

Graphical Abstract
  • containing CUR, the Tsol–gel is considered suitable (between 25 and 37 °C). Texture profile analysis The mechanical properties of the preparations with and without CUR were evaluated by texture profile analysis (TPA). The information about the physical structure of gels obtained by TPA are useful for the
  • parameter [9]. Regarding the temperature effect (at 25 and 37 °C), the preparations demonstrated elasticity and cohesiveness values significantly lower (p < 0.05) at 37 °C. Syringeability The work required to expel the formulation from a syringe (syringeability) at 25 °C was investigated by a texture
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Published 25 Nov 2019

Targeted therapeutic effect against the breast cancer cell line MCF-7 with a CuFe2O4/silica/cisplatin nanocomposite formulation

  • B. Rabindran Jermy,
  • Vijaya Ravinayagam,
  • Widyan A. Alamoudi,
  • Dana Almohazey,
  • Hatim Dafalla,
  • Lina Hussain Allehaibi,
  • Abdulhadi Baykal,
  • Muhammet S. Toprak and
  • Thirunavukkarasu Somanathan

Beilstein J. Nanotechnol. 2019, 10, 2217–2228, doi:10.3762/bjnano.10.214

Graphical Abstract
  • adsorption technique (Figure 2). HYPS particles show a type IV isotherm corresponding to the presence of mesopores. The silica hysteresis loop tends to be present at a higher relative pressure of P/P0 > 0.8. The HYPS texture exhibited a surface area of 170 m2/g, pore volume of 0.35 cm3/g with an intermediate
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Published 12 Nov 2019

Nitrogen-vacancy centers in diamond for nanoscale magnetic resonance imaging applications

  • Alberto Boretti,
  • Lorenzo Rosa,
  • Jonathan Blackledge and
  • Stefania Castelletto

Beilstein J. Nanotechnol. 2019, 10, 2128–2151, doi:10.3762/bjnano.10.207

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  • developing magnetic devices. This is a challenging task in condensed matter physics because the magnetic field reconstruction is based on stray field measurements, which is an example of an under-constrained inverse problem. The stray magnetic field generated by a planar magnetic texture is determined by the
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Published 04 Nov 2019

Facile synthesis of carbon nanotube-supported NiO//Fe2O3 for all-solid-state supercapacitors

  • Shengming Zhang,
  • Xuhui Wang,
  • Yan Li,
  • Xuemei Mu,
  • Yaxiong Zhang,
  • Jingwei Du,
  • Guo Liu,
  • Xiaohui Hua,
  • Yingzhuo Sheng,
  • Erqing Xie and
  • Zhenxing Zhang

Beilstein J. Nanotechnol. 2019, 10, 1923–1932, doi:10.3762/bjnano.10.188

Graphical Abstract
  • –Halenda (BJH) pore size distribution of CC-CNT@Fe2O3 are shown in Supporting Information File 1, Figure S4. It is a type-IV isotherm, indicating the mesoporous texture of the sample (Figure S4a, Supporting Information File 1). The BET surface area was found to be 24.9 m2·g−1, much larger than that of pure
  • , verifying the mesoporous texture of the sample (Figure S7a, Supporting Information File 1). The BET surface area was 34.4 m2·g−1, much larger than that of pure carbon cloth (0.2 m2·g−1). Pore size distribution (Figure S4b, Supporting Information File 1) shows that numerous pores have a size of about 2 and
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Published 23 Sep 2019

Oblique angle deposition of nickel thin films by high-power impulse magnetron sputtering

  • Hamidreza Hajihoseini,
  • Movaffaq Kateb,
  • Snorri Þorgeir Ingvarsson and
  • Jon Tomas Gudmundsson

Beilstein J. Nanotechnol. 2019, 10, 1914–1921, doi:10.3762/bjnano.10.186

Graphical Abstract
  • -based shape memory alloy thin films utilized in micro-actuator applications [9]. It is well known that microstructure, texture and structure of thin films can have significant influence on the magnetic and other functional properties of the films. The magnetic properties of evaporated [10][11
  • texture with low density and columnar grain growth that is elongated in the direction of the incoming flux [32]. As a result of this structure, some unique optical [33][34][35], electrical [36][37], mechanical [37][38] and magnetic [39] properties of thin films have been reported. By employing an ionized
  • in-plane texture perpendicular to the direction of the incoming flux, which corresponds to the easy axis of the film. However, more recently there are reports on a 90° rotation of the easy axis in a Co film deposited at 75° tilt angle [45]. In the present study we investigate the effect of angle of
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Published 20 Sep 2019

Processing nanoporous organic polymers in liquid amines

  • Jeehye Byun,
  • Damien Thirion and
  • Cafer T. Yavuz

Beilstein J. Nanotechnol. 2019, 10, 1844–1850, doi:10.3762/bjnano.10.179

Graphical Abstract
  • conditions maintained its original shape, and the rigid texture of the annealed COP-100-Film indicated its high potential for fabricating a flat carbon surface on a variety of substrates (Figure 6b, inset) [29]. Conclusion In this study, a new phenomenon is discovered to nanoporous polymer networks. The
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Published 09 Sep 2019

Magnetic segregation effect in liquid crystals doped with carbon nanotubes

  • Danil A. Petrov,
  • Pavel K. Skokov,
  • Alexander N. Zakhlevnykh and
  • Dmitriy V. Makarov

Beilstein J. Nanotechnol. 2019, 10, 1464–1474, doi:10.3762/bjnano.10.145

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  • the initial homogeneous planar texture of the liquid crystal–carbon nanotubes mixture is disturbed in a threshold manner (Fréedericksz transition). The orientational and concentration distributions of the suspension are studied for different values of the magnetic field strength and segregation
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Published 22 Jul 2019

Magnetic field-assisted assembly of iron oxide mesocrystals: a matter of nanoparticle shape and magnetic anisotropy

  • Julian J. Brunner,
  • Marina Krumova,
  • Helmut Cölfen and
  • Elena V. Sturm (née Rosseeva)

Beilstein J. Nanotechnol. 2019, 10, 894–900, doi:10.3762/bjnano.10.90

Graphical Abstract
  • symmetry of packing arrangement and orientational order in 2D and 3D superlattices. The 3D structures of the self-assembled nanocubes can be approximated by a slightly distorted fcc superlattice, thereby the texture-like wide-angle diffraction pattern indicates the formation of mesocrystals with a
  • single crystal-like fast Fourier transforms (FFTs) and texture-like EDs are shown in Figure 3. The large yellow circles indicate the position from which the FFTs and EDs are obtained. The symmetry of the projected mesocrystal surface, which is parallel to the substrate can be described either in p4mm
  • FFTs were taken. The zone axes contributing to the ED patterns are noted and some diffraction reflections are highlighted and colour coded. (a) A directed mesocrystal with a projected p4mm layer symmetry (inset: 200 1/µm). (b) The ED pattern of the directed mesocrystal shown in (a). The texture-like
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Published 17 Apr 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
  • is targeted, since its crystal growth and texture affect the optical and (piezo)electrical properties of the material [64][65][66]. The crystallinity of the pristine zincone-like layers and its evolution during and after calcination were monitored using in situ X-ray diffraction (XRD) and grazing
  • . Both confirms a preferential out-of-plane texture of the crystallites in the [100] direction for longer plasma exposure times during deposition. For the calcined samples, in the literature major changes are reported in the optical and morphological properties of pure ZnO thin films deposited with
  • index as measured with SE. It can therefore be concluded that the combination of plasma exposure time and annealing allows for the tuning of the final texture of the resulting ZnO. Furthermore, the temperature range of 350–450 °C would be crucial in the formation and the clogging of porosity. Liang et
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Published 21 Mar 2019

Quantification and coupling of the electromagnetic and chemical contributions in surface-enhanced Raman scattering

  • Yarong Su,
  • Yuanzhen Shi,
  • Ping Wang,
  • Jinglei Du,
  • Markus B. Raschke and
  • Lin Pang

Beilstein J. Nanotechnol. 2019, 10, 549–556, doi:10.3762/bjnano.10.56

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  • were prepared and chemically functionalized with benzenethiol. Planar Au and Ag films were prepared by metal evaporation, with minimal grain texture and boundaries providing for the smallest EM enhancement of the samples investigated. Nanostructured Ag substrates were fabricated by interference
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Published 25 Feb 2019

Biocompatible organic–inorganic hybrid materials based on nucleobases and titanium developed by molecular layer deposition

  • Leva Momtazi,
  • Henrik H. Sønsteby and
  • Ola Nilsen

Beilstein J. Nanotechnol. 2019, 10, 399–411, doi:10.3762/bjnano.10.39

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  • campaign of a material with known growth rate and density, as measured by X-ray reflectivity (XRR). This procedure calibrated for possible variations in surface area of the QCM crystal due to evolution of texture during growth. The growth rate was measured as a function of deposition temperature for each
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Published 08 Feb 2019

One-step nonhydrolytic sol–gel synthesis of mesoporous TiO2 phosphonate hybrid materials

  • Yanhui Wang,
  • P. Hubert Mutin and
  • Johan G. Alauzun

Beilstein J. Nanotechnol. 2019, 10, 356–362, doi:10.3762/bjnano.10.35

Graphical Abstract
  • organosilsesquioxane (O1.5Si–R–O1.5). These hybrids are usually prepared by conventional sol–gel processing, i.e., by hydrolysis and condensation of alkoxysilane precursors, which offers an excellent control over composition and homogeneity, while texture can be tuned using various templating approaches [9]. In the
  • use an excess of metal precursor in order to form a metal oxide–phosphonate hybrid material. There are very few examples of the preparation of such materials by sol–gel methods [15][16], and the texture of these materials has not been reported. Actually, most metal oxide–phosphonate-based porous
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Published 05 Feb 2019

pH-mediated control over the mesostructure of ordered mesoporous materials templated by polyion complex micelles

  • Emilie Molina,
  • Mélody Mathonnat,
  • Jason Richard,
  • Patrick Lacroix-Desmazes,
  • Martin In,
  • Philippe Dieudonné,
  • Thomas Cacciaguerra,
  • Corine Gérardin and
  • Nathalie Marcotte

Beilstein J. Nanotechnol. 2019, 10, 144–156, doi:10.3762/bjnano.10.14

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  • oligomers, inducing sudden macroscopic precipitation in less than 3 min. Two different mass concentrations of the reaction medium, expressed by the wt % of DHBC, were used. The 3.9 wt % concentration was aimed at evaluating the influence of the pH on the texture, structure and chemical composition of the
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Published 11 Jan 2019

Amorphous NixCoyP-supported TiO2 nanotube arrays as an efficient hydrogen evolution reaction electrocatalyst in acidic solution

  • Yong Li,
  • Peng Yang,
  • Bin Wang and
  • Zhongqing Liu

Beilstein J. Nanotechnol. 2019, 10, 62–70, doi:10.3762/bjnano.10.6

Graphical Abstract
  • crystallographic texture, scanning electron microscopy (SEM, JSM-5900 LV, JEOV) for micro-morphology, transmission electron microscopy (TEM, Tecnai G2 F20 S-TWIN) for microstructure, UV–vis diffuse reflectance spectroscopy (UV2100) for photoabsorption properties, X-ray photoelectron spectroscopy (XPS, Escalab
  • crystallographic texture of the electrode samples was not altered by the electrodeposition of Ni–P or NiCoP. The intensity of the diffraction peaks follow the order: TNAs > Ni–P/TNAs > NixCoyP/TNAs. It is suggested that after electrodeposition, there was an amorphous deposit covering the TiO2 surface to dampen the
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Published 07 Jan 2019

A comparison of tarsal morphology and traction force in the two burying beetles Nicrophorus nepalensis and Nicrophorus vespilloides (Coleoptera, Silphidae)

  • Liesa Schnee,
  • Benjamin Sampalla,
  • Josef K. Müller and
  • Oliver Betz

Beilstein J. Nanotechnol. 2019, 10, 47–61, doi:10.3762/bjnano.10.5

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  • texture, the calculated surface free energies of 33.3 mN·m−1 (micro-rough surface) and 42.2 mN·m−1 (rough surface) (Table 2 in [19]), respectively, should not be considered as absolute values, which can only be determined for ideal, perfectly smooth surfaces [20]. The plasma-treated Al2O3 grinding disc
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Published 04 Jan 2019

Controlling surface morphology and sensitivity of granular and porous silver films for surface-enhanced Raman scattering, SERS

  • Sherif Okeil and
  • Jörg J. Schneider

Beilstein J. Nanotechnol. 2018, 9, 2813–2831, doi:10.3762/bjnano.9.263

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  • show a dependence of the significant and most prominent reflexes on the film texture (Figure 4b). As can be seen from Figure 4b and Figure 4c the preferential orientation of the crystallites is different from that of bulk silver (JCPDS file No. 04-0783). In case of the as-sputtered silver film the
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Published 07 Nov 2018

Friction reduction through biologically inspired scale-like laser surface textures

  • Johannes Schneider,
  • Vergil Djamiykov and
  • Christian Greiner

Beilstein J. Nanotechnol. 2018, 9, 2561–2572, doi:10.3762/bjnano.9.238

Graphical Abstract
  • ][8][9], and the morphological texturing of the sliding surfaces themselves [10][11]. The latter has attracted a lot of attention in the last two decades, even though first experiments demonstrating the potential of a morphological surface texture go back to the 1960s [11]. Among the different
  • . In contrast, our own previous work aimed at retaining the advantages of using laser light to generate a morphological scale-like surface texture [23]. We successfully textured bearing steel surfaces with scale-like morphological patterns and were able to reduce dry friction forces by more than 40
  • the testing of a possible size effect under dry sliding conditions, a different scale-like surface morphology was chosen. Here, the scales were organized with an offset between each row, resulting in a surface texture as presented in Figure 1c and 1d. This surface morphology was created for four
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Published 26 Sep 2018
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