A highly efficient porous rod-like Ce-doped ZnO photocatalyst for the degradation of dye contaminants in water

• Binjing Hu,
• Qiang Sun,
• Chengyi Zuo,
• Yunxin Pei,
• Siwei Yang,
• Hui Zheng and
• Fangming Liu

Beilstein J. Nanotechnol. 2019, 10, 1157–1165, doi:10.3762/bjnano.10.115

• and centrifugal operation were carried out on DU730 and AllegraTM X-22R devices (BeckMan Coulter). XRD, XPS and SEM were performed on D8 Advance (Bruker, Germany), Thermo Escalab 250 XI (PHI-5000 Versaprobe, UK) and S-4800 (Hitachi, Japan) devices, respectively. An in-house FORTRAN code was developed

Scavenging of reactive oxygen species by phenolic compound-modified maghemite nanoparticles

• Małgorzata Świętek,
• Yi-Chin Lu,
• Rafał Konefał,
• Liliana P. Ferreira,
• M. Margarida Cruz,
• Yunn-Hwa Ma and
• Daniel Horák

Beilstein J. Nanotechnol. 2019, 10, 1073–1088, doi:10.3762/bjnano.10.108

• ). Hydrodynamic diameter (Dh), polydispersity (PD), and ζ-potential of the nanoparticles in water were measured using a Zetasizer-NS apparatus (Malvern Instruments; Malvern, UK). Before the measurement, the particle dispersion was sonicated for 4 min and left to stand for 10 min. The results are expressed as

Enhanced inhibition of influenza virus infection by peptide–noble-metal nanoparticle conjugates

• Zaid K. Alghrair,
• David G. Fernig and
• Bahram Ebrahimi

Beilstein J. Nanotechnol. 2019, 10, 1038–1047, doi:10.3762/bjnano.10.104

• Zaid K. Alghrair David G. Fernig Bahram Ebrahimi Department of Biochemistry Institute of Integrative Biology, Biosciences Building, Crown Street, University of Liverpool, Liverpool, L69 7ZB, UK, Department of Functional and Comparative Genomics, Institute of Integrative Biology, Biosciences

• Building, Crown Street, University of Liverpool, Liverpool, L69 7ZB, UK 10.3762/bjnano.10.104 Abstract The influenza (“flu”) type-A virus is a major medical and veterinary health concern and causes global pandemics. The peptide “FluPep” is an established inhibitor of influenza virus infectivity in model

• purchased from Peptide Protein Research (PPR Ltd, Hampshire, UK). The alkanethiol ethylene glycol ligand, HS(CH2)11(OC2H4)4OH, was purchased from Prochimia (ProChimia Surface Sp. z o.o., Sopot, Poland). Gold nanoparticles of 9 nm diameter stabilized in citrate buffer were purchased from British Biocell

Tailoring the stability/aggregation of one-dimensional TiO₂(B)/titanate nanowires using surfactants

• Atiđa Selmani,
• Johannes Lützenkirchen,
• Kristina Kučanda,
• Dario Dabić,
• Engelbert Redel,
• Ida Delač Marion,
• Damir Kralj,
• Darija Domazet Jurašin and
• Maja Dutour Sikirić

Beilstein J. Nanotechnol. 2019, 10, 1024–1037, doi:10.3762/bjnano.10.103

• , Malvern, UK) equipped with a 532 nm green-light-emitting laser. The intensity of scattered light was detected at a backscattering angle of 173° to reduce multiple scattering as well as the effects of dust. To avoid overestimation arising from the scattering of larger particles, dh was obtained as the

Effects of gold and PCL- or PLLA-coated silica nanoparticles on brain endothelial cells and the blood–brain barrier

• Aniela Bittner,
• Angélique D. Ducray,
• Hans Rudolf Widmer,
• Michael H. Stoffel and
• Meike Mevissen

Beilstein J. Nanotechnol. 2019, 10, 941–954, doi:10.3762/bjnano.10.95

• ) [44]. Cells were grown on 0.1% gelatin (bovine origin; Sigma, Switzerland) in Dulbecco’s Modified Eagle Medium (DMEM; Life Technologies, UK) substituted with 10% heat-inactivated fetal bovine serum (FBS; Life Technologies, UK) and penicillin (100 units/mL) – streptomycin (100 µg/mL) (Life Technologies

• , UK) at 37 °C and 5% CO2. Nanoparticles Silica-ICG/poly(ε-caprolactone) (PCL) and silica-ICG/poly(ε-caprolactone-poly(L-lactide) (PLLA) NPs were constructed and provided by Prof. Dr. Uwe Pieles, Department of Chemistry and Bioanalytics, Academy of Life Science, Switzerland. Both types of NPs consisted

• Au-NPs for 2 h or 24 h. Non-exposed cells were used as control. At the end of NP exposure, exposed and non-exposed cells were incubated with MTT dissolved in phosphate-buffered saline (PBS) (Life Technologies, UK) for 4 h at 37 °C and 5% CO2 (final concentration: [0.5 mg/mL]). The cell culture medium

Tungsten disulfide-based nanocomposites for photothermal therapy

• Tzuriel Levin,
• Hagit Sade,
• Rina Ben-Shabbat Binyamini,
• Maayan Pour,
• Iftach Nachman and
• Jean-Paul Lellouche

Beilstein J. Nanotechnol. 2019, 10, 811–822, doi:10.3762/bjnano.10.81

• sample on a square piece of a clean silicon wafer and drying overnight at ambient temperature. Zeta potential measurements were performed using a Zetasizer Nano-ZS device (Malvern Instruments Ltd., Worcestershire, UK). Samples for zeta potential measurements were dispersed in water (ca. 0.5 mg/mL

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

• A, B, and C are fit parameters. An Urbach tail was used to account for absorption at lower wavelength. For the in situ temperature-dependent studies, the system was equipped with a THMS600 temperature stage (Linkam, UK), equipped with a sealing capping chamber. The temperature was varied from room

Topochemical engineering of composite hybrid fibers using layered double hydroxides and abietic acid

• Liji Sobhana,
• Lokesh Kesavan,
• Jan Gustafsson and
• Pedro Fardim

Beilstein J. Nanotechnol. 2019, 10, 589–605, doi:10.3762/bjnano.10.60

• characterization of fiber surfaces. The samples were coated with carbon in a Temcarb TB500 sputter coater (Emscope Laboratories, Ashford, UK), the optimum accelerating voltage was 2.70 kV. Material testing Water contact angle measurements The hydrophobicity of reference and modified cellulose handsheets was

Polymorphic self-assembly of pyrazine-based tectons at the solution–solid interface

• Achintya Jana,
• Puneet Mishra and
• Neeladri Das

Beilstein J. Nanotechnol. 2019, 10, 494–499, doi:10.3762/bjnano.10.50

• Supporting Information File 37: Additional experimental data. Supporting Information File 38: Crystallographic data for 1 (deposition number CCDC 1821751). The crystallographic data can be obtained free of charge on application to CCDC, 12 Union Road, Cambridge CB21EZ, UK; Fax: +44-1223/336-033; E-mail

Sub-wavelength waveguide properties of 1D and surface-functionalized SnO₂ nanostructures of various morphologies

• Venkataramana Bonu,
• Binaya Kumar Sahu,
• Arindam Das,
• Sankarakumar Amirthapandian,
• Sandip Dhara and
• Harish C. Barshilia

Beilstein J. Nanotechnol. 2019, 10, 379–388, doi:10.3762/bjnano.10.37

• thermoelectric cooled CCD detector in back-scattering mode was utilized to probe the spectroscopic information. Temperature-dependent PL spectra (InVia, Reinshaw) were acquired using a He–Cd laser at 325 nm (3.81 eV) as an excitation source along with the Linkam, UK adiabatic stage for temperature-dependent

Electromagnetic analysis of the lasing thresholds of hybrid plasmon modes of a silver tube nanolaser with active core and active shell

• Denys M. Natarov,
• Trevor M. Benson and
• Alexander I. Nosich

Beilstein J. Nanotechnol. 2019, 10, 294–304, doi:10.3762/bjnano.10.28

• 2RD, UK 10.3762/bjnano.10.28 Abstract Results from the electromagnetic modeling of the threshold conditions of hybrid plasmon modes of a laser based on a silver nanotube with an active core and covered with an active shell are presented. We study the modes of such a nanolaser that have their emission

Mechanism of silica–lysozyme composite formation unravelled by in situ fast SAXS

• Tomasz M. Stawski,
• Daniela B. van den Heuvel,
• Rogier Besselink,
• Dominique J. Tobler and
• Liane G. Benning

Beilstein J. Nanotechnol. 2019, 10, 182–197, doi:10.3762/bjnano.10.17

• Tomasz M. Stawski Daniela B. van den Heuvel Rogier Besselink Dominique J. Tobler Liane G. Benning German Research Centre for Geosciences, GFZ, Interface Geochemistry, Telegrafenberg, 14473, Potsdam, Germany School of Earth and Environment, University of Leeds, Woodhouse Lane, LS2 9 JT, Leeds, UK

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

• for 8 hours. Characterization techniques The formation of polyion complex (PIC) micelles as a function of pH (3 < pH < 10) was studied by dynamic light scattering (DLS) experiments at 25 ± 1°C using a Malvern 4800 spectrogoniometer (Malvern Instruments, UK) equipped with a 50 mW laser operating at 532

New micro/mesoporous nanocomposite material from low-cost sources for the efficient removal of aromatic and pathogenic pollutants from water

• Emmanuel I. Unuabonah,
• Robert Nöske,
• Jens Weber,
• Christina Günter and
• Andreas Taubert

Beilstein J. Nanotechnol. 2019, 10, 119–131, doi:10.3762/bjnano.10.11

• -nitrophenol For each measurement, 0.7 g of 2Z-HYCA was added to a Salamander tubular reactor (Cambridge Reactor Design Ltd, UK) operating at 30 °C. The fixed bed reactor (length of 3.625 cm, diameter of 6 mm) was flushed with 20 mL of deionized water to wash the 2Z-HYCA material. With the column delivering

Surface plasmon resonance enhancement of photoluminescence intensity and bioimaging application of gold nanorod@CdSe/ZnS quantum dots

• Siyi Hu,
• Yu Ren,
• Yue Wang,
• Jinhua Li,
• Junle Qu,
• Liwei Liu,
• Hanbin Ma and
• Yuguo Tang

Beilstein J. Nanotechnol. 2019, 10, 22–31, doi:10.3762/bjnano.10.3

• measured with an FLS980 spectrometer (Edinburgh instruments, UK). The morphology and size of the GNRs and QDs were obtained with an FEI Tecnai G2 F20 S-TWIN TEM operating at an accelerating voltage of 200 kV, and the samples were loaded into a quartz cell for the measurements. The TEM specimens were

The nanoscaled metal-organic framework ICR-2 as a carrier of porphyrins for photodynamic therapy

• Jan Hynek,
• Sebastian Jurík,
• Martina Koncošová,
• Jaroslav Zelenka,
• Ivana Křížová,
• Tomáš Ruml,
• Kaplan Kirakci,
• Ivo Jakubec,
• František Kovanda,
• Kamil Lang and
• Jan Demel

Beilstein J. Nanotechnol. 2018, 9, 2960–2967, doi:10.3762/bjnano.9.275

• Dispersive X-ray (EDX) detector. The particle size distributions and zeta potentials in water were determined by dynamic light scattering (DLS) using a particle size analyser Zetasizer Nano ZS (Malvern, UK). Fluorescence spectra and absolute fluorescence quantum yields, ΦL, were measured using a Quantaurus

Charged particle single nanometre manufacturing

• Philip D. Prewett,
• Cornelis W. Hagen,
• Claudia Lenk,
• Steve Lenk,
• Marcus Kaestner,
• Tzvetan Ivanov,
• Ahmad Ahmad,
• Ivo W. Rangelow,
• Xiaoqing Shi,
• Stuart A. Boden,
• Alex P. G. Robinson,
• Dongxu Yang,
• Sangeetha Hari,
• Marijke Scotuzzi and
• Ejaz Huq

Beilstein J. Nanotechnol. 2018, 9, 2855–2882, doi:10.3762/bjnano.9.266

• 7HN, UK Department of Imaging Physics, Delft University of Technology, Lorentzweg 1, 2628 CJ Delft, Netherlands Department of Micro- and Nanoelectronic Systems, Ilmenau University of Technology, Max-Planck-Ring 1, Ilmenau 98693, Germany Electronics and Computer Science, University of Southampton

• , Southampton, SO17 1BJ, UK School of Chemical Engineering, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK School of Physics and Astronomy, University of Birmingham, Birmingham, Edgbaston, Birmingham, B15 2TT, UK 10.3762/bjnano.9.266 Abstract Following a brief historical summary of the way in

• curing process in order to render it compatible with fluorine etch and other plasma chemistries [33]. These new resists include novel fullerene formulations from Irresistible Materials Ltd (IM) and Birmingham University, UK, which have demonstrated etch selectivity with respect to Si of 9:1 in fluorine

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

• Rigaku Miniflex 600@40 kV 15 mA diffractometer using Cu Kα1 radiation (λ = 1.541 Å). XPS measurements were performed using a K-Alpha XPS spectrometer (ThermoFischer Scientific, East Grinstead, UK). Data acquisition and processing was done using the Thermo Avantage software. All samples were analyzed

Accurate control of the covalent functionalization of single-walled carbon nanotubes for the electro-enzymatically controlled oxidation of biomolecules

• Naoual Allali,
• Veronika Urbanova,
• Mathieu Etienne,
• Xavier Devaux,
• Martine Mallet,
• Brigitte Vigolo,
• Jean-Joseph Adjizian,
• Chris P. Ewels,
• Sven Oberg,
• Alexander V. Soldatov,
• Edward McRae,
• Yves Fort,
• Manuel Dossot and
• Victor Mamane

Beilstein J. Nanotechnol. 2018, 9, 2750–2762, doi:10.3762/bjnano.9.257

• monochromatized Al Kα X-ray source (hν = 1486.6 eV), run at 150 W power (KRATOS Axis Ultra, Kratos Analytical, UK). Spectra were collected at a normal take-off angle (90°). The analytical area was 700 × 300 μm2. XPS survey spectra were recorded with a 1.0 eV step and 160 eV analyzer pass energy. Narrow scans were

Au–Si plasmonic platforms: synthesis, structure and FDTD simulations

• Anna Gapska,
• Marcin Łapiński,
• Paweł Syty,
• Wojciech Sadowski,
• Józef E. Sienkiewicz and
• Barbara Kościelska

Beilstein J. Nanotechnol. 2018, 9, 2599–2608, doi:10.3762/bjnano.9.241

• intervals. Maxwell equations are solved numerically on the discrete grid, the so-called Yee grid [9]. For the FDTD calculations, the commercial software Omnisim/CrystalWave (https://www.photond.com/products/omnisim.htm by Photon Design, Oxford, UK) was used to simulate the experimental conditions, as well

Cytotoxicity of doxorubicin-conjugated poly[N-(2-hydroxypropyl)methacrylamide]-modified γ-Fe₂O₃ nanoparticles towards human tumor cells

• Zdeněk Plichta,
• Yulia Kozak,
• Rostyslav Panchuk,
• Viktoria Sokolova,
• Matthias Epple,
• Lesya Kobylinska,
• Pavla Jendelová and
• Daniel Horák

Beilstein J. Nanotechnol. 2018, 9, 2533–2545, doi:10.3762/bjnano.9.236

• Bruker DPX 300 spectrometer (Billerica; MA, USA) and a Perkin Elmer PARAGON 1000 PC spectrometer (Bucks, UK), respectively. Gas and HPLC SEC chromatography was performed on a Clarus 500 Perkin Elmer gas chromatograph (Shelton, CT, USA) and a Shimadzu HPLC chromatograph (Kyoto, Japan) equipped with a mass

• Republic). Dynamic light scattering (DLS) was measured on a Zetasizer Nano-ZS Model ZEN3600 (Malvern Instruments; Malvern, UK) providing hydrodynamic diameter Dh and polydispersity PI. UV–vis spectra were recorded on a Specord 250 Plus spectrophotometer (Analytic Jena; Jena, Germany). Cytotoxicity studies

Non-agglomerated silicon–organic nanoparticles and their nanocomplexes with oligonucleotides: synthesis and properties

• Asya S. Levina,
• Marina N. Repkova,
• Nadezhda V. Shikina,
• Zinfer R. Ismagilov,
• Svetlana A. Yashnik,
• Dmitrii V. Semenov,
• Yulia I. Savinovskaya,
• Natalia A. Mazurkova,
• Inna A. Pyshnaya and
• Valentina F. Zarytova

Beilstein J. Nanotechnol. 2018, 9, 2516–2525, doi:10.3762/bjnano.9.234

• solutions or water on a Zetasizer Nano ZS Plus instrument (Malvern, UK) with the ratio of NH2/p = 10 in the Si–NH2·ODN nanocomplexes. The zeta potential values of the samples were obtained using a DTS1070 cuvette. Each sample was prepared at least in triplicate and measured three times at room temperature

High-temperature magnetism and microstructure of a semiconducting ferromagnetic (GaSb)_1−x(MnSb)_x alloy

• Leonid N. Oveshnikov,
• Elena I. Nekhaeva,
• Alexey V. Kochura,
• Alexander B. Davydov,
• Mikhail A. Shakhov,
• Sergey F. Marenkin,
• Oleg A. Novodvorskii,
• Alexander P. Kuzmenko,
• Alexander L. Vasiliev,
• Boris A. Aronzon and
• Erkki Lahderanta

Beilstein J. Nanotechnol. 2018, 9, 2457–2465, doi:10.3762/bjnano.9.230

• to H = 50 kOe using a superconducting quantum interference device (SQUID) magnetometer S600X (Cryogenic, UK). The electrical and magnetotransport properties were investigated at temperatures of T = 2–320 K using a standard six-probe geometry in pulsed magnetic fields up to H = 300 kOe. The studied

Fabrication of photothermally active poly(vinyl alcohol) films with gold nanostars for antibacterial applications

• Mykola Borzenkov,
• Maria Moros,
• Claudia Tortiglione,
• Serena Bertoldi,
• Nicola Contessi,
• Silvia Faré,
• Angelo Taglietti,
• Agnese D’Agostino,
• Piersandro Pallavicini,
• Maddalena Collini and
• Giuseppe Chirico

Beilstein J. Nanotechnol. 2018, 9, 2040–2048, doi:10.3762/bjnano.9.193

• irradiation The films were irradiated with NIR light at λ = 800 nm (Tsunami, Spectra Physics, CA, USA; pulse repetition rate 80 MHz, pulse width 200 fs), at λ = 730 nm (Mai Tai, Spectra Physics, USA) and at λ = 1064 nm (temperature-controlled laser diodes, ThorLabs, Germany or 1064 Ventus, Laser Quantum, UK

• diluted bacterial suspension was inoculated into the wells containing either blank PVA or PVA-GNS films. The films were dried under a hood and irradiated (or not) for 5 minutes using a 3 W Ventus 1064 laser, Laser Quantum (UK) operating at a power of 1300 mW, which illuminates the sample with a power per

Synthesis of hafnium nanoparticles and hafnium nanoparticle films by gas condensation and energetic deposition

• Irini Michelakaki,
• Nikos Boukos,
• Dimitrios A. Dragatogiannis,
• Spyros Stathopoulos,
• Costas A. Charitidis and
• Dimitris Tsoukalas

Beilstein J. Nanotechnol. 2018, 9, 1868–1880, doi:10.3762/bjnano.9.179

• propose this single-step method as an alternative solution to reinforce NTFs and to product mechanical stable porous NTFs. Experimental Deposition system Hf NPs were produced in a high-vacuum gas-phase nanoparticle deposition system (from Mantis Deposition Ltd., UK). A schematic representation of the