Antimicrobial and mechanical properties of functionalized textile by nanoarchitectured photoinduced Ag@polymer coating

• Jessica Plé,
• Marine Dabert,
• Helene Lecoq,
• Sophie Hellé,
• Lydie Ploux and
• Lavinia Balan

Beilstein J. Nanotechnol. 2023, 14, 95–109, doi:10.3762/bjnano.14.11

• and plate diffusion assays) of AgNP@polymer nanocomposites-coated textiles against Escherichia coli (E. coli) and Candida albicans (C. albicans) strains. The mechanical properties (flexibility, adhesion, abrasion) were also studied using a Mini-Martindale device, a standard scratch test kit, scanning

Assessment of the optical and electrical properties of light-emitting diodes containing carbon-based nanostructures and plasmonic nanoparticles: a review

• Keshav Nagpal,
• Erwan Rauwel,
• Frédérique Ducroquet and
• Protima Rauwel

Beilstein J. Nanotechnol. 2021, 12, 1078–1092, doi:10.3762/bjnano.12.80

• (Figure 7) present the best results in terms of luminance and EL emission. In addition, the electron conductivity of the device is increased by four orders of magnitude. Concerning graphene–polymer nanocomposites, Choudhary et al. have inserted MoS2 and graphene oxide NP into a polyaniline ETL [72]. The

• of Cd-based QD. Graphene and CNT could be viable options in slowing or circumventing the degradation of HIL in OLED and QLED when combined with polymer nanocomposites. In order to enhance the color purity of the OLED-based displays, SWNT combined with an emissive polymer tend to increase the

• , the device with 2–3% Ag-doped ZnO EIL shows maximum luminance of 10982 cd/m2, maximum current efficiency of 41.0 cd/A, and EQE of 15.2%. The addition of AgNP to PBD-based ETL enhances the green emission [75]. Kandulna et al. have addressed the effect of plasmonic NP on hybrid metal oxide–polymer

Wet-spinning of magneto-responsive helical chitosan microfibers

• Dorothea Brüggemann,
• Johanna Michel,
• Naiana Suter,
• Matheus Grande de Aguiar and
• Michael Maas

Beilstein J. Nanotechnol. 2020, 11, 991–999, doi:10.3762/bjnano.11.83

• dressings [36], and nanohydroxyapatite was embedded into chitosan fibers for bone tissue engineering applications [37]. Likewise, magnetic iron oxide particles have been blended with chitosan to prepare electrospun composite fibers [38][39] to form magneto-responsive polymer nanocomposites for bone tissue

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

• composites (PMCs); thermal properties; Introduction In recent years, electrically and thermally conductive polymer nanocomposites have attracted considerable attention because of their potential use in many industrial applications, such as aerospace, electronics, packaging, automotives, sensors, batteries

• volume fraction of GnP. This may have been due to agglomeration of the GnPs in the polymer matrix [8]. The agglomeration of the GnPs may have increased the molecular mobility and decreased the thermal stability of the polymer nanocomposites [39]. The thermal stability of the nanocomposites was enhanced

• trademark iGP (D ≈ 5 μm), iGP (D ≈ 44 μm), and iGP2 (D ≈ 5 μm) were labelled G1, G2, and G3. All GNPs were used as supplied by the producer without any purification or functionalization process. The physical properties of the GNPs are shown in Table 4. Preparation of polymer nanocomposites HDPE/GnP

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

• into a broad scientific and technological subject including important fields such as sol–gel chemistry [4][5], polymer nanocomposites [6][7], and hybrid nanomaterials [8][9]. Nowadays, hybrid materials are almost everywhere and provide a wide range of applications from biology and health, to photonic

Porous silver-coated pNIPAM-co-AAc hydrogel nanocapsules

• William W. Bryan,
• Riddhiman Medhi,
• Maria D. Marquez,
• Supparesk Rittikulsittichai,
• Michael Tran and
• T. Randall Lee

Beilstein J. Nanotechnol. 2019, 10, 1973–1982, doi:10.3762/bjnano.10.194

• hydrogel and polymer nanocomposites with silver nanoparticles [70][71][72][73]. However, to the best of our knowledge, there have been no reports of NIR-active porous silver nanocapsules containing thermo-responsive hydrogel (or any kind of polymer) cores. The methods described herein illustrate the

Outstanding chain-extension effect and high UV resistance of polybutylene succinate containing amino-acid-modified layered double hydroxides

• Adam A. Marek,
• Vincent Verney,
• Christine Taviot-Gueho,
• Grazia Totaro,
• Laura Sisti,
• Annamaria Celli and
• Fabrice Leroux

Beilstein J. Nanotechnol. 2019, 10, 684–695, doi:10.3762/bjnano.10.68

• characterized by XRD using a Philips X-Pert Pro diffractometer with Cu Kα radiation. Data were collected at room temperature from 2θ = 2.0–70.0° with a step size of 0.03° and a counting time of 10 s per step. UV–vis spectra of the LDH substances and polymer nanocomposites were obtained using a Shimadzu UV-2101

A novel polyhedral oligomeric silsesquioxane-modified layered double hydroxide: preparation, characterization and properties

• Xianwei Zhang,
• Zhongzhu Ma,
• Hong Fan,
• Carla Bittencourt,
• Jintao Wan and
• Philippe Dubois

Beilstein J. Nanotechnol. 2018, 9, 3053–3068, doi:10.3762/bjnano.9.284

• the range of 0.17–0.33, and the species of metallic ions and intercalated anions are variable, giving rise to versatile isostructural LDHs [1][2][3][4]. In recent years, LDHs have found wide application in polymer nanocomposites because they are highly tunable and can observably improve the flame

Nanoscale mapping of dielectric properties based on surface adhesion force measurements

• Ying Wang,
• Yue Shen,
• Xingya Wang,
• Zhiwei Shen,
• Bin Li,
• Jun Hu and
• Yi Zhang

Beilstein J. Nanotechnol. 2018, 9, 900–906, doi:10.3762/bjnano.9.84

• : adhesion; atomic force microscopy (AFM); graphene oxide (GO); nanoscale dielectric properties; reduced graphene oxide (RGO); Introduction The local dielectric distribution is a key factor that influences the physical properties and functionalities of various materials such as polymer nanocomposites [1][2

Ultralight super-hydrophobic carbon aerogels based on cellulose nanofibers/poly(vinyl alcohol)/graphene oxide (CNFs/PVA/GO) for highly effective oil–water separation

• Zhaoyang Xu,
• Huan Zhou,
• Sicong Tan,
• Xiangdong Jiang,
• Weibing Wu,
• Jiangtao Shi and
• Peng Chen

Beilstein J. Nanotechnol. 2018, 9, 508–519, doi:10.3762/bjnano.9.49

• ]. Therefore, CNFs can potentially be an excellent nanofiber for high-performance polymer nanocomposites, thereby presenting unprecedented opportunities for the development of durable engineering materials from a renewable resource for structural, consumer, and medical applications [11][12]. There is a long

High-stress study of bioinspired multifunctional PEDOT:PSS/nanoclay nanocomposites using AFM, SEM and numerical simulation

• Alfredo J. Diaz,
• Hanaul Noh,
• Tobias Meier and
• Santiago D. Solares

Beilstein J. Nanotechnol. 2017, 8, 2069–2082, doi:10.3762/bjnano.8.207

• structure [9][10]. Although the mechanical properties of the nanoclay/polymer nanocomposites have not matched those of nacre [8], other interesting properties have been reported besides being lightweight and potentially transparent [11]. Gas permeability experiments have shown that the brick-and-mortar

Enhancement of mechanical and electrical properties of continuous-fiber-reinforced epoxy composites with stacked graphene

• Naum Naveh,
• Olga Shepelev and
• Samuel Kenig

Beilstein J. Nanotechnol. 2017, 8, 1909–1918, doi:10.3762/bjnano.8.191

• , thus contributing to the mechanical properties and percolation threshold reduction of conductive polymer/graphite nanocomposites [11][12]. Graphite intercalation compounds (GIC) may provide a plausible high-yield source for polymer nanocomposites [8]. However, most of the methods described in the

Functionalized TiO₂ nanoparticles by single-step hydrothermal synthesis: the role of the silane coupling agents

• Antoine R. M. Dalod,
• Lars Henriksen,
• Tor Grande and
• Mari-Ann Einarsrud

Beilstein J. Nanotechnol. 2017, 8, 304–312, doi:10.3762/bjnano.8.33

• –shell structures or grafted nanoparticles [8], has resulted in new applications such as nanofiller for polymer nanocomposites [9][10], coatings [11], and biosensors [3][12]. Classical synthesis routes for surface-functionalized particles are following two steps: particles synthesis followed by a post

• polymer nanocomposites, hydrophobicity is a parameter of utmost importance [10][27]. Heat treatment of the in situ surface-functionalized nanoparticles at 700 °C revealed neither crystallite growth nor phase transition of TiO2 because of the formation of an amorphous SiO2 layer, originating from the

Photocatalysis applications of some hybrid polymeric composites incorporating TiO₂ nanoparticles and their combinations with SiO₂/Fe₂O₃

• Andreea Laura Chibac,
• Tinca Buruiana,
• Violeta Melinte and
• Emil C. Buruiana

Beilstein J. Nanotechnol. 2017, 8, 272–286, doi:10.3762/bjnano.8.30

• Andreea Laura Chibac Tinca Buruiana Violeta Melinte Emil C. Buruiana Petru Poni Institute of Macromolecular Chemistry, 41 A Gr. Ghica Voda Alley, 700487 Iasi, Romania 10.3762/bjnano.8.30 Abstract Polymer nanocomposites containing titanium oxide nanoparticles (TiO2 NPs) combined with other

Intercalation and structural aspects of macroRAFT agents into MgAl layered double hydroxides

• Dessislava Kostadinova,
• Ana Cenacchi Pereira,
• Muriel Lansalot,
• Franck D’Agosto,
• Elodie Bourgeat-Lami,
• Fabrice Leroux,
• Christine Taviot-Guého,
• Sylvian Cadars and
• Vanessa Prevot

Beilstein J. Nanotechnol. 2016, 7, 2000–2012, doi:10.3762/bjnano.7.191

• fabricating polymer nanocomposites [20][21][22][23]. To favor the dispersion of LDH platelets into polymers, hybrid surfactant (usually dodecyl sulphate)-intercalated LDH were prepared and incorporated into polymer matrices such as polyethylene [24], polypropylene [25], poly(methyl methacrylate) [26

Effective intercalation of zein into Na-montmorillonite: role of the protein components and use of the developed biointerfaces

• Ana C. S. Alcântara,
• Margarita Darder,
• Pilar Aranda and
• Eduardo Ruiz-Hitzky

Beilstein J. Nanotechnol. 2016, 7, 1772–1782, doi:10.3762/bjnano.7.170

• flexibility and stretchability of the biopolymer matrix. In the bionanocomposite films, a reduced mobility of the zein and starch chains after incorporation of the biofiller can take place, as observed in other clay-reinforced polymer nanocomposites [39]. Although this preliminary study would require

Reasons and remedies for the agglomeration of multilayered graphene and carbon nanotubes in polymers

• Rasheed Atif and
• Fawad Inam

Beilstein J. Nanotechnol. 2016, 7, 1174–1196, doi:10.3762/bjnano.7.109

• Rasheed Atif Fawad Inam Northumbria University, Faculty of Engineering and Environment, Department of Mechanical and Construction Engineering, Newcastle upon Tyne NE1 8ST, United Kingdom 10.3762/bjnano.7.109 Abstract One of the main issues in the production of polymer nanocomposites is the

• for both current and prospective researchers in the field of MLG- and CNT-based polymer nanocomposites to achieve maximum enhancement in mechanical, thermal, and electrical properties of produced polymer nanocomposites. Keywords: agglomeration; carbon nanotubes (CNTs); dispersion state; multilayered

• graphene (MLG); polymer nanocomposites; Introduction It has been well known for about hundred years that the addition of nano-fillers to polymers, polymer glasses, and semicrystalline polymers can remarkably improve the performance of polymers [1]. The important structural characteristics of nano-fillers

Manufacturing and investigation of physical properties of polyacrylonitrile nanofibre composites with SiO₂, TiO₂ and Bi₂O₃ nanoparticles

• Tomasz Tański,
• Wiktor Matysiak and
• Barbara Hajduk

Beilstein J. Nanotechnol. 2016, 7, 1141–1155, doi:10.3762/bjnano.7.106

• development of materials from the group of polymer nanocomposites (PNCs), which are a combination of a polymer matrix with inorganic or hybrid nanoparticles. For the currently used types of inorganic fillers, inter alia, the following are included: SiO2 [1], metal oxides (TiO2, Al2O3, Bi2O3, Zn0, CaCO3) [2][3

Direct formation of gold nanorods on surfaces using polymer-immobilised gold seeds

• Majid K. Abyaneh,
• Pietro Parisse and
• Loredana Casalis

Beilstein J. Nanotechnol. 2016, 7, 809–816, doi:10.3762/bjnano.7.72

• well as the size of the nanoparticles in polymer matrix [30]. The formation of metal–polymer nanocomposites by UV irradiation is a complex process and it was considered to be important to investigate the effect of irradiation time, polymer species as well as the molecular weight of the polymer on the

Fabrication and properties of luminescence polymer composites with erbium/ytterbium oxides and gold nanoparticles

• Julia A. Burunkova,
• Ihor Yu. Denisiuk,
• Dmitri I. Zhuk,
• Lajos Daroczi,
• Attila Csik,
• István Csarnovics and
• Sándor Kokenyesi

Beilstein J. Nanotechnol. 2016, 7, 630–636, doi:10.3762/bjnano.7.55

• ; polymer nanocomposites; rare-earth oxide nanoparticles; Introduction Rare-earth (RE) ions are widely investigated and applied, e.g., in photonics, as active materials for optical amplification or as biomarkers. Er-doped materials are important for light sources in optoelectronics, especially for the

• of the rare-earth luminescence intensity was detected in the presence of plasmon fields, which were generated around metallic nanoparticles. This effect seems to be applicable for Er-containing polymer nanocomposites as well. At the same time the influence of metallic nanoparticles can be negative

• realization of plasmonic effects in such a nanocomposite was also aimed and successfully performed. This can be further used as continuation of our previous work on the investigations of polymer nanocomposites for photonics [9][10][11]. Results and Discussion Investigations of rare-earth oxide nanoparticles

Radiation losses in the microwave K_u band in magneto-electric nanocomposites

• Talwinder Kaur,
• Sachin Kumar,
• Jyoti Sharma and
• A. K. Srivastava

Beilstein J. Nanotechnol. 2015, 6, 1700–1707, doi:10.3762/bjnano.6.173

• ; Introduction Conducting polymer nanocomposites have been in the focus of research mainly because of a number of attractive technological applications in the microwave region such as radar and radar-absorbing materials [1][2], Wi-Fi systems and other communication systems, and microwave devices. They also have

• Talwinder Kaur Sachin Kumar Jyoti Sharma A. K. Srivastava Department of Physics, Lovely Professional University, Phagwara-144411, India Department of Chemistry, Guru Nanak Dev University, Amritsar-143005, India 10.3762/bjnano.6.173 Abstract A study on radiation losses in conducting polymer

• nanocomposites, namely La–Co-substituted barium hexaferrite and polyaniline, is presented. The study was performed by means of a vector network analyser, X-ray diffraction, Fourier transform infrared spectroscopy, transmission electron microscopy, electron spin resonance spectroscopy and a vibrating sample

Size-dependent density of zirconia nanoparticles

• Agnieszka Opalinska,
• Iwona Malka,
• Wojciech Dzwolak,
• Tadeusz Chudoba,
• Adam Presz and
• Witold Lojkowski

Beilstein J. Nanotechnol. 2015, 6, 27–35, doi:10.3762/bjnano.6.4

• wealth of potential applications in the fields of catalysis [1][2], restorative dentistry, high temperature ceramics [3][4], polymer nanocomposites [5][6] and sensors [7]. The characteristics of nanoscale ZrO2 (including the mechanical, electrical, chemical, as well as catalytic properties) differ from

Microstructural and plasmonic modifications in Ag–TiO₂ and Au–TiO₂ nanocomposites through ion beam irradiation

• Venkata Sai Kiran Chakravadhanula,
• Yogendra Kumar Mishra,
• Venkata Girish Kotnur,
• Devesh Kumar Avasthi,
• Thomas Strunskus,
• Vladimir Zaporotchenko,
• Dietmar Fink,
• Lorenz Kienle and
• Franz Faupel

Beilstein J. Nanotechnol. 2014, 5, 1419–1431, doi:10.3762/bjnano.5.154

• detailed structural modifications and changes of optical properties of pure titania thin films under SHI irradiations have been already investigated [17][33][34][35][36][37]. Detailed understandings about the modification of metal–SiO2 and metal–polymer nanocomposites under SHI irradiation have already

An insight into the mechanism of charge-transfer of hybrid polymer:ternary/quaternary chalcopyrite colloidal nanocrystals

• Parul Chawla,
• Son Singh and
• Shailesh Narain Sharma

Beilstein J. Nanotechnol. 2014, 5, 1235–1244, doi:10.3762/bjnano.5.137

• the charge transfer capabilities have been discussed as follows. Figure 4 shows photographs of the polymer P3HT and the polymer nanocomposites of P3HT:CISe, P3HT:CIGSe and P3HT:CZTSe nanocrystals in toluene exposed to a UV lamp. A clear color gradation from left to right is visible. The first one

• quenching and charge transfer capabilities of each of the synthesized nanocrystals CISe, CIGSe and CZTSe when forming polymer nanocomposites with P3HT. Figure 5a–c shows the emission intensity (λmax = 580 nm) profiles of nanocomposites of CISe:P3HT, CIGSe:P3HT and CZTSe:P3HT dispersed in toluene. As evident

• in Figure 5a, a more pronounced decrease of the emission intensity of the P3HT:CZTSe composite is observed with an increasing CZTSe concentration compared to P3HT:CISe and P3HT:CIGSe polymer nanocomposites. This corroborates the suggestion that a more efficient electron transfer is taking place

Fabrication and spectroscopic studies on highly luminescent CdSe/CdS nanorod polymer composites

• Jana Bomm,
• Andreas Büchtemann,
• Angela Fiore,
• Liberato Manna,
• James H. Nelson,
• Diana Hill and
• Wilfried G. J. H. M. van Sark

Beilstein J. Nanotechnol. 2010, 1, 94–100, doi:10.3762/bjnano.1.11

• . For an aspect ratio of 3, NRs polymer nanocomposites with a maximum transmission of 93% in the region between 700–800 nm have been fabricated. CTA nanocomposites The 9–15 µm thin CTA nanocomposite layers containing NRs (aspect ratio 6) on glass exhibit bright orange luminescence (see Figure 9). The