Study of the reusability and stability of nylon nanofibres as an antibody immobilisation surface

• Inés Peraile,
• Matilde Gil-García,
• Laura González-López,
• Nushin A. Dabbagh-Escalante,
• Juan C. Cabria-Ramos and
• Paloma Lorenzo-Lozano

Beilstein J. Nanotechnol. 2024, 15, 83–94, doi:10.3762/bjnano.15.8

• contrast, a polypropylene microplate specifically designed to optimise an enzyme-linked immunosorbent assay showed a decreasing immunocapture capability such that seven days after the immunocapture system was assembled, only 44.6% of ricin was immunocaptured compared to the initial measurement result (day

• . Fluorescence of ricin immunocaptured by the immunocapture system immobilised on both NFs and a specialised polypropylene ELISA microplate as function of the time, up to 90 days. Data are expressed as percentage of fluorescence of immunocaptured ricin on day 0, n = 4. Two-way ANOVA. Difference between the

Sulfur nanocomposites with insecticidal effect for the control of Bactericera cockerelli

• Lany S. Araujo-Yépez,
• Juan O. Tigrero-Salas,
• Vicente A. Delgado-Rodríguez,
• Vladimir A. Aguirre-Yela and
• Josué N. Villota-Méndez

Beilstein J. Nanotechnol. 2023, 14, 1106–1115, doi:10.3762/bjnano.14.91

• setup was a 250 mL polypropylene jar containing ten nymphs of the insect placed on a potato leaf on absorbent paper moistened with distilled water. A polyester mosquito net with a mesh size of 256 was used to cover the jar opening, allowing for air circulation, and preventing other organisms from

Biomimetics on the micro- and nanoscale – The 25th anniversary of the lotus effect

• Matthias Mail,
• Kerstin Koch,
• Thomas Speck,
• William M. Megill and
• Stanislav N. Gorb

Beilstein J. Nanotechnol. 2023, 14, 850–856, doi:10.3762/bjnano.14.69

• material through a few steps. In the first step, a molten polypropylene layer is laminated onto a carrier film and run over rollers to cool down. Then the combined laminate is forced through a gap between a hot sandblasted roller and a cold smooth one. The surface roughness and temperature difference

• create the hairy structured surface on the polypropylene side. In the final step, the structured film is separated from the carrier. The authors were able to set the hair length and density with the usual industrial control variables of speed, temperature, and gap width. The obtained result was a very

Roll-to-roll fabrication of superhydrophobic pads covered with nanofur for the efficient clean-up of oil spills

• Patrick Weiser,
• Robin Kietz,
• Marc Schneider,
• Matthias Worgull and
• Hendrik Hölscher

Beilstein J. Nanotechnol. 2022, 13, 1228–1239, doi:10.3762/bjnano.13.102

• roll-to-roll process for the fabrication of a thin polymeric film covered with nanofur from polypropylene. Our process enables structuring of large areas of the order of square meters using industry standard machinery. This opens up many possible applications for nanofur that could previously not be

• realized because of the limitations of conventional hot embossing regarding structurable area. The structured film is subsequently processed into an exemplary product, that is, so-called nanopads; polymeric sandwiches of polypropylene film covered with nanofur and filled with an oil-absorbing material

• because these are well-suited for the subsequent processing into nanopads introduced in the introduction and described in more detail in the following section. We selected polypropylene (PP) as base material for the hot pulling of nanofur for three reasons. First, even its flat surface features a

Interaction between honeybee mandibles and propolis

• Leonie Saccardi,
• Franz Brümmer,
• Jonas Schiebl,
• Oliver Schwarz,
• Alexander Kovalev and
• Stanislav Gorb

Beilstein J. Nanotechnol. 2022, 13, 958–974, doi:10.3762/bjnano.13.84

• , Altstätten, Switzerland). After the wax was cured, the mandibles were removed from the mould, the cavity was filled with Spurr epoxy resin (Spurr’s low viscosity kit; Plano, Wetzlar, Germany, composition: vinyl cyclohexene dioxide 10 g, diglycidyl ether of polypropylene glycol 6 g, nonenyl succinic anhydride

Comparative molecular dynamics simulations of thermal conductivities of aqueous and hydrocarbon nanofluids

• Adil Loya,
• Antash Najib,
• Fahad Aziz,
• Asif Khan,
• Guogang Ren and
• Kun Luo

Beilstein J. Nanotechnol. 2022, 13, 620–628, doi:10.3762/bjnano.13.54

• perspective, optimized alcohol-based nanofluids are being used in internal combustion engines. For this purpose, Cu nanoparticles have been used with ethanol, ethylene glycol, and polypropylene glycol [55]. Conclusion This study presents useful information regarding the usage of molecular dynamics simulations

Surfactant-free syntheses and pair distribution function analysis of osmium nanoparticles

• Mikkel Juelsholt,
• Jonathan Quinson,
• Emil T. S. Kjær,
• Baiyu Wang,
• Rebecca Pittkowski,
• Susan R. Cooper,
• Tiffany L. Kinnibrugh,
• Søren B. Simonsen,
• Luise Theil Kuhn,
• María Escudero-Escribano and
• Kirsten M. Ø. Jensen

Beilstein J. Nanotechnol. 2022, 13, 230–235, doi:10.3762/bjnano.13.17

• closed containers made of polypropylene, which were heated to 90 °C for 6 h using an oil bath. As opposed to a classical reflux setup using glassware [22] or to the use of microwaves [30], visible or UV light [31], this allowed for a rapid screening of a number of experimental parameters for long

Engineered titania nanomaterials in advanced clinical applications

• Padmavati Sahare,
• Paulina Govea Alvarez,
• Juan Manual Sanchez Yanez,
• Gabriel Luna-Bárcenas,
• Samik Chakraborty,
• Sujay Paul and
• Miriam Estevez

Beilstein J. Nanotechnol. 2022, 13, 201–218, doi:10.3762/bjnano.13.15

• -doped titania nps and undoped titania nps. Interestingly, polyester fabric modified by silver-doped TiO2 nps showed the best bactericidal property [98]. Huppmann et al. designed an antimicrobial polymer for medical and sanitary applications using TiO2 nps as a filler in a medical-grade polypropylene (PP

Tin dioxide nanomaterial-based photocatalysts for nitrogen oxide oxidation: a review

• Viet Van Pham,
• Hong-Huy Tran,
• Thao Kim Truong and
• Thi Minh Cao

Beilstein J. Nanotechnol. 2022, 13, 96–113, doi:10.3762/bjnano.13.7

• thin film materials that can replace powder materials, (5) adhering the catalyst materials on commercial films such as polypropylene, polytetrafluorethylene, or PM2.5 films for real-life applications, such as air filters and NOx gas treatment membranes; and (6) applying the materials in biological

Use of nanosystems to improve the anticancer effects of curcumin

• Andrea M. Araya-Sibaja,
• Norma J. Salazar-López,
• Krissia Wilhelm Romero,
• José R. Vega-Baudrit,
• J. Abraham Domínguez-Avila,
• Carlos A. Velázquez Contreras,
• Ramón E. Robles-Zepeda,
• Mirtha Navarro-Hoyos and
• Gustavo A. González-Aguilar

Beilstein J. Nanotechnol. 2021, 12, 1047–1062, doi:10.3762/bjnano.12.78

• against cancer cells [126]. Curcumin-loaded MNP (94.2 µg/mg of nanoparticles) were assayed against MDA-MB-231 cells. They contained iron oxide and β-cyclodextrin and were coated with Pluronic F68 polymer (polyethylene oxide-co-polypropylene oxide-co-polyethylene oxide) with an average size of 9 nm

Identification of physicochemical properties that modulate nanoparticle aggregation in blood

• Ludovica Soddu,
• Duong N. Trinh,
• Eimear Dunne,
• Dermot Kenny,
• Giorgia Bernardini,
• Ida Kokalari,
• Arianna Marucco,
• Marco P. Monopoli and
• Ivana Fenoglio

Beilstein J. Nanotechnol. 2020, 11, 550–567, doi:10.3762/bjnano.11.44

• antecubital vein using a 19-gauge butterfly needle connected to a sterile polypropylene syringe. Blood was drawn into 3.2% (w/v) trisodium citrate anticoagulant (1:9 volume of citrate to blood, final citrate concentration of 0.32%). Blood samples were kept at room temperature with gentle rocking and used

Size effects of graphene nanoplatelets on the properties of high-density polyethylene nanocomposites: morphological, thermal, electrical, and mechanical characterization

• Tuba Evgin,
• Alpaslan Turgut,
• Georges Hamaoui,
• Zdenko Spitalsky,
• Nicolas Horny,
• Matej Micusik,
• Mihai Chirtoc,
• Mehmet Sarikanat and
• Maria Omastova

Beilstein J. Nanotechnol. 2020, 11, 167–179, doi:10.3762/bjnano.11.14

• size of GnPs is one of the most important factors, only few studies have investigated the size effect of GnPs on the properties of nanocomposites with various matrices, such as HDPE [13][14][15], polypropylene (PP) [8][9][16][17], epoxy [18][19][20], and polycarbonate (PC) [21] in the range of about

Influence of the epitaxial composition on N-face GaN KOH etch kinetics determined by ICP-OES

• Markus Tautz,
• Maren T. Kuchenbrod,
• Joachim Hertkorn,
• Robert Weinberger,
• Martin Welzel,
• Arno Pfitzner and
• David Díaz Díaz

Beilstein J. Nanotechnol. 2020, 11, 41–50, doi:10.3762/bjnano.11.4

• the hot KOH solution, a thin Pt layer was deposited on the reverse side. Prior to use, LLO residues were removed by treatment with a diluted aqueous NH4F solution for 10 min at room temperature and rinsed in deionized water (DIW). Etching Etch experiments were performed in 50 mL polypropylene

Advanced hybrid nanomaterials

• Andreas Taubert,
• Fabrice Leroux,
• Pierre Rabu and
• Verónica de Zea Bermudez

Beilstein J. Nanotechnol. 2019, 10, 2563–2567, doi:10.3762/bjnano.10.247

• as functionalized films with high dielectric constant, or, in the case of optical applications, this consists also in embedding different types of nanoparticles. In the first example, “Co-intercalated layered double hydroxides as thermal and photo-oxidation stabilizers for polypropylene”, the

• concomitant intercalation of both a thermal and a photo-oxidation stabilizer endows polypropylene with remarkable resistance against thermal degradation and photo-oxidation [25]. In the same vein, the protection of the polymer using organo-modified LDH was addressed in “Outstanding chain-extension effect and

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

• characteristics beneficial for pharmaceutical and biomedical use [1]. P407 is a non-ionic block copolymer with polypropylene oxide (PPO) and polyethylene oxide (PEO) segments, which can display thermoresponsive properties forming nanometer-sized micelles, hydrogels and lyotropic liquid crystals [2][3]. The

A novel all-fiber-based LiFePO₄/Li₄Ti₅O₁₂ battery with self-standing nanofiber membrane electrodes

• Li-li Chen,
• Hua Yang,
• Mao-xiang Jing,
• Chong Han,
• Fei Chen,
• Xin-yu Hu,
• Wei-yong Yuan,
• Shan-shan Yao and
• Xiang-qian Shen

Beilstein J. Nanotechnol. 2019, 10, 2229–2237, doi:10.3762/bjnano.10.215

• assembled in an Ar-filled glovebox by using lithium foil as anode and 1 M LiPF6 electrolyte (ethylene carbonate/dimethyl carbonate/ethyl methyl carbonate = 1:1:1). A Celgard 2400 polypropylene membrane was used as separator. The cyclic voltammetry and electrochemical impedance spectroscopy measurements were

Upcycling of polyurethane waste by mechanochemistry: synthesis of N-doped porous carbon materials for supercapacitor applications

• Christina Schneidermann,
• Pascal Otto,
• Desirée Leistenschneider,
• Sven Grätz,
• Claudia Eßbach and
• Lars Borchardt

Beilstein J. Nanotechnol. 2019, 10, 1618–1627, doi:10.3762/bjnano.10.157

• polyethylene (PE), polypropylene (PP), polyurethane (PU), disposable bottles such as polyethylene terephthalate (PET) and construction materials such as polyvinyl chloride (PVC) and PU. At the same time, more than 300 million tons of new plastic materials are produced every year, with an increasing tendency [3

Porous N- and S-doped carbon–carbon composite electrodes by soft-templating for redox flow batteries

• Maike Schnucklake,
• László Eifert,
• Jonathan Schneider,
• Roswitha Zeis and
• Christina Roth

Beilstein J. Nanotechnol. 2019, 10, 1131–1139, doi:10.3762/bjnano.10.113

• approach was utilized, following the synthesis route of Martinez de Yuso and co-workers [23]. Phloroglucinol (1,3,5-benzenetriol, C6H6O3; 0.219 g) as carbon source and Pluronic® F-127 ((polyethylene oxide)-(polypropylene oxide)-(polyethylene oxide); 0.437 g) were dissolved in ethanol (40 mL), which was

Rapid, ultraviolet-induced, reversibly switchable wettability of superhydrophobic/superhydrophilic surfaces

• Yunlu Pan,
• Wenting Kong,
• Bharat Bhushan and
• Xuezeng Zhao

Beilstein J. Nanotechnol. 2019, 10, 866–873, doi:10.3762/bjnano.10.87

• . [22] modified TiO2 with 7-[4-(trifluoromethoxyphenylazo)phenoxy]pentanoic acid (CF3AZO) which could reversibly switch between hydrophobic (≈145°) and hydrophilic (≈24°) under UV illumination for about 13 h. Chagas et al. [23] fabricated surfaces that were reversibly wettable by dipping polypropylene

An efficient electrode material for high performance solid-state hybrid supercapacitors based on a Cu/CuO/porous carbon nanofiber/TiO₂ hybrid composite

• Mamta Sham Lal,
• Thirugnanam Lavanya and
• Sundara Ramaprabhu

Beilstein J. Nanotechnol. 2019, 10, 781–793, doi:10.3762/bjnano.10.78

• . For the two-electrode configuration, a symmetric solid-state hybrid supercapacitor (SSHSC) was fabricated using the Cu/CuO/PCNF/TiO2 composite as an active electrode material coated on a carbon cloth (2 × 2 cm2), PVA/H2SO4 polymer gel electrolyte, separator of polypropylene sheet. The preparation of

Ultrathin hydrophobic films based on the metal organic framework UiO-66-COOH(Zr)

• Miguel A. Andrés,
• Clemence Sicard,
• Christian Serre,
• Olivier Roubeau and
• Ignacio Gascón

Beilstein J. Nanotechnol. 2019, 10, 654–665, doi:10.3762/bjnano.10.65

• 100 µm-thick. Ghosh et al. [46] synthesized cross-linked structures formed by the fluorinated UHMOF-100 and the polymer PDMS that were coated onto polypropylene (PP) fabric by a spray coating technique (thickness of the coating not specified). Maji et al. [47] synthesized the three-dimensional

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

• (pull) sliding directions. One day prior to the experiments, adult N. nepalensis and N. vespilloides beetles were individually kept in clean polypropylene beakers on blotting paper moistened with demineralized water. This tissue was exchanged with a new one 30 min before the start of the experiment. The

Co-intercalated layered double hydroxides as thermal and photo-oxidation stabilizers for polypropylene

• Qian Zhang,
• Qiyu Gu,
• Fabrice Leroux,
• Pinggui Tang,
• Dianqing Li and
• Yongjun Feng

Beilstein J. Nanotechnol. 2018, 9, 2980–2988, doi:10.3762/bjnano.9.277

• successively dispersed in polypropylene to form HnMn′-Ca2Al/PP composite films (with H = HALS and M = MP) through a solvent casting method. The corresponding crystalline structure, chemical composition, morphology as well as the resistance against thermal aging and photo-oxidation are carefully investigated by

• -oxidation stability; polypropylene; thermal stability; Introduction Hindered phenols and hindered amines, containing the functional groups 2,6-di-tert-butylphenol and 2,2,6,6-tetramethylpiperidine, respectively, are widely used as functional additives in polymers to prolong the service life [1][2][3

• . Polypropylene (PP) protected with the prepared MP-Ca2Al-LDH exhibited enhanced thermal stability and anti-migration behavior in comparison with MP-Ca/PP composites. Lately, some studies have demonstrated much better performance of multi-component intercalation compounds compared to the corresponding single

Layered calcium phenylphosphonate: a hybrid material for a new generation of nanofillers

• Kateřina Kopecká,
• Ludvík Beneš,
• Klára Melánová,
• Vítězslav Zima,
• Petr Knotek and
• Kateřina Zetková

Beilstein J. Nanotechnol. 2018, 9, 2906–2915, doi:10.3762/bjnano.9.269

• minutes. Then the free films were prepared on polypropylene plates using a 150 µm gap applicator. The films were cured for one day at a room temperature and then for 1 h at 40 °C, 4 hours at 60 °C and finally 20 h at 80 °C. The cured films were collected from the supporting plates with the help of a razor

The effect of flexible joint-like elements on the adhesive performance of nature-inspired bent mushroom-like fibers

• Elliot Geikowsky,
• Serdar Gorumlu and
• Burak Aksak

Beilstein J. Nanotechnol. 2018, 9, 2893–2905, doi:10.3762/bjnano.9.268

• . Finally, the wet tip fiber array is placed on a polypropylene (PP) substrate to conform the mushroom-like tips, Figure 12e and Figure 12f. Although other materials can be used for the substrate, PP has shown to produce the appropriate shape for the mushroom-like tips. Figure 13 includes the SEM images of

• layer of soft polyurethane. b) After curing from the first dipping step, the fibers are dipped again in a layer of the same polyurethane. c) After curing from the second dipping step, the fibers are dipped into the material that will be used to conform the tips. d) A polypropylene (PP) substrate is used