SO₂ gas adsorption on carbon nanomaterials: a comparative study

• Deepu J. Babu,
• Divya Puthusseri,
• Frank G. Kühl,
• Sherif Okeil,
• Michael Bruns,
• Manfred Hampe and
• Jörg J. Schneider

Beilstein J. Nanotechnol. 2018, 9, 1782–1792, doi:10.3762/bjnano.9.169

• at 20 kV. X-ray photoelectron spectroscopy (XPS) measurements were performed using a K-Alpha XPS spectrometer (ThermoFisher Scientific, East Grinstead, UK). Data acquisition and processing using the Thermo Avantage software is described elsewhere [58]. All samples were analyzed using a microfocused

A zero-dimensional topologically nontrivial state in a superconducting quantum dot

• Pasquale Marra,
• Alessandro Braggio and
• Roberta Citro

Beilstein J. Nanotechnol. 2018, 9, 1705–1714, doi:10.3762/bjnano.9.162

• the Royal Society though the International Exchanges between the UK and Italy (grant IES R3 170054).

Closed polymer containers based on phenylboronic esters of resorcinarenes

• Tatiana Yu. Sergeeva,
• Rezeda K. Mukhitova,
• Irek R. Nizameev,
• Marsil K. Kadirov,
• Polina D. Klypina,
• Albina Y. Ziganshina and
• Alexander I. Konovalov

Beilstein J. Nanotechnol. 2018, 9, 1594–1601, doi:10.3762/bjnano.9.151

• instrument (Malvern, UK) equipped with a 4 mW He:Ne solid-state laser operating at 633 nm was used for SLS and DLS experiments, and ζ-potential measurements. Malvern dispersion technology software 5.0 was used for the analysis of particle size, ζ-potential, and molecular weight. IR spectra were recorded in

Surface characterization of nanoparticles using near-field light scattering

• Eunsoo Yoo,
• Yizhong Liu,
• Chukwuazam A. Nwasike,
• Sebastian R. Freeman,
• Brian C. DiPaolo,
• Bernardo Cordovez and
• Amber L. Doiron

Beilstein J. Nanotechnol. 2018, 9, 1228–1238, doi:10.3762/bjnano.9.114

• (DMSO), dichloromethane (DCM), dimethylformamide (DMF), Pd black, sodium ascorbate, sodium carbonate (Na2CO3) and dextrans were purchased from Sigma-Aldrich (St. Louis, MO, USA). Ammonium hydroxide (28–30 wt %) was purchased from BDH (Poole, Dorset, UK). Poly(ethylene glycol) 6000 (PEG 6000) was

• purchased from Alfa Aesar (Heysham, UK). Sodium phosphate monobasic and dibasic were purchased from Amresco (Solon, OH, USA). Tribenzyloxybenzoic acid (TBBA) was purchased from Tokyo Chemical Industry. N2 purged deionized (DI) water was used throughout the entire experiment. All chemicals used were of

• distribution, polydispersity index (PDI), and zeta potential of each sample was determined by dynamic light scattering (DLS, Zetasizer, Malvern NanoZS, Worcestershire, UK) at room temperature. For DLS, all samples were suspended in water at a SPIO concentration of 0.05 mg/mL and placed in a DTS1070 folded

Electrodeposition of reduced graphene oxide with chitosan based on the coordination deposition method

• Mingyang Liu,
• Yanjun Chen,
• Chaoran Qin,
• Zheng Zhang,
• Shuai Ma,
• Xiuru Cai,
• Xueqian Li and
• Yifeng Wang

Beilstein J. Nanotechnol. 2018, 9, 1200–1210, doi:10.3762/bjnano.9.111

• the HACC-rGO material was observed using a field emission scanning electron microscope (JSM-5610LV, JEOL Ltd., Japan). The Raman spectrum of the HACC-rGO sample was measured using a Raman spectrometer (INVIA, Renishaw, UK) with an excitation wavelength of 633 nm. The surface and the cross-section

Electrostatic force spectroscopy revealing the degree of reduction of individual graphene oxide sheets

• Yue Shen,
• Ying Wang,
• Yuan Zhou,
• Chunxi Hai,
• Jun Hu and
• Yi Zhang

Beilstein J. Nanotechnol. 2018, 9, 1146–1155, doi:10.3762/bjnano.9.106

• ., Manchester, UK), UV–vis absorption spectra (Lambda 750 UV/VIS/NIR spectrometer, PerkinElmer, Inc., Waltham, MA, USA) and SPFM. In the SPFM, a DC or AC bias is applied to a tapping mode AFM tip, generating an electrostatic attractive force (polarization force) between the biased tip and the polarized charge

Review on nanoparticles and nanostructured materials: history, sources, toxicity and regulations

• Jaison Jeevanandam,
• Ahmed Barhoum,
• Yen S. Chan,
• Alain Dufresne and
• Michael K. Danquah

Beilstein J. Nanotechnol. 2018, 9, 1050–1074, doi:10.3762/bjnano.9.98

Enzymatically promoted release of organic molecules linked to magnetic nanoparticles

• Chiara Lambruschini,
• Silvia Villa,
• Luca Banfi,
• Fabio Canepa,
• Fabio Morana,
• Annalisa Relini,
• Paola Riani,
• Renata Riva and
• Fulvio Silvetti

Beilstein J. Nanotechnol. 2018, 9, 986–999, doi:10.3762/bjnano.9.92

• Nano ZS90 instrument (Malvern Instruments, UK ). The measurements parameters were as follows: scattering angle of 90°, measurement temperature of 20 °C, ethanol as dispersant (20 °C dynamic viscosity 1.23 mPa·s, refractive index 1.3617). DLS studies were carried out in general purpose mode (normal

Facile phase transfer of gold nanorods and nanospheres stabilized with block copolymers

• Yaroslav I. Derikov,
• Georgiy A. Shandryuk,
• Raisa V. Talroze,
• Alexander A. Ezhov and
• Yaroslav V. Kudryavtsev

Beilstein J. Nanotechnol. 2018, 9, 616–627, doi:10.3762/bjnano.9.58

• ) for assistance in TEM and SAED measurements, Dr. V.V. Artemov (Federal Scientific Research Centre “Crystallography and Photonics”, Shubnikov Institute of Crystallography, Russian Academy of Sciences) for assistance in SEM measurements and Prof. M.A. Osipov (University of Strathclyde, UK) for useful

Green synthesis of fluorescent carbon dots from spices for in vitro imaging and tumour cell growth inhibition

• Nagamalai Vasimalai,
• Vânia Vilas-Boas,
• Juan Gallo,
• María de Fátima Cerqueira,
• Mario Menéndez-Miranda,
• José Manuel Costa-Fernández,
• Lorena Diéguez,
• Begoña Espiña and
• María Teresa Fernández-Argüelles

Beilstein J. Nanotechnol. 2018, 9, 530–544, doi:10.3762/bjnano.9.51

• electron microscope (JEOL Ltd, Japan) working at 200 keV. The C-dots were placed onto formvar-carbon coated copper TEM grids with 400 mesh (Agar Scientific, UK) and dried under vacuum at room temperature before imaging. X-ray diffraction measurements were taken in a X Pert PRO MRD diffractometer

Design of polar self-assembling lactic acid derivatives possessing submicrometre helical pitch

• Alexej Bubnov,
• Cyril Vacek,
• Michał Czerwiński,
• Terezia Vojtylová,
• Wiktor Piecek and
• Věra Hamplová

Beilstein J. Nanotechnol. 2018, 9, 333–341, doi:10.3762/bjnano.9.33

• chloroform solution (c = 0.10) using a polarimeter from Optical Activity Ltd., Ramsey, UK. The optical rotation was found as follows for KL 3/4: +16.0; KL 3/5: +15.0; KL 4/4: +18.9; KL 4/5: +13.5; KL 4/6: +14.1. 1H NMR for KL 3/4 (CDCl3, 300 MHz) 8.29 (d, 2H, ortho to -COOAr), 8.18 (d, 2H, ortho to

Bombyx mori silk/titania/gold hybrid materials for photocatalytic water splitting: combining renewable raw materials with clean fuels

• Stefanie Krüger,
• Michael Schwarze,
• Otto Baumann,
• Christina Günter,
• Michael Bruns,
• Christian Kübel,
• Dorothée Vinga Szabó,
• Rafael Meinusch,
• Verónica de Zea Bermudez and
• Andreas Taubert

Beilstein J. Nanotechnol. 2018, 9, 187–204, doi:10.3762/bjnano.9.21

• Scientific, East Grinstead, UK). Data acquisition and processing using the Thermo Avantage software is described elsewhere [53]. All samples were analyzed using a micro-focused, monochromated Al Kα X-ray source (30–400 µm spot size). The K-Alpha+ charge compensation system was employed during analysis, using

Co-reductive fabrication of carbon nanodots with high quantum yield for bioimaging of bacteria

• Jiajun Wang,
• Xia Liu,
• Gesmi Milcovich,
• Tzu-Yu Chen,
• Edel Durack,
• Sarah Mallen,
• Yongming Ruan,
• Xuexiang Weng and
• Sarah P. Hudson

Beilstein J. Nanotechnol. 2018, 9, 137–145, doi:10.3762/bjnano.9.16

• , Ireland School of Chemistry, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK 10.3762/bjnano.9.16 Abstract A simple and straightforward synthetic approach for carbon nanodots (C-dots) is proposed. The strategy is based on a one-step hydrothermal chemical reduction with thiourea and urea

• spectrometer in the range of 4000–400 cm−1. An LS-45 fluorescence spectrophotometer (Perkin-Elmer, UK) was employed for fluorescence spectroscopy measurements. Confocal images were acquired using a confocal laser scanning microscope (Leica TCS SP5 AOBS). Fluorescence related experiments The relative quantum

Electro-optical characteristics of a liquid crystal cell with graphene electrodes

• Nune H. Hakobyan,
• Hakob L. Margaryan,
• Valeri K. Abrahamyan,
• Vladimir M. Aroutiounian,
• Arpi S. Dilanchian Gharghani,
• Amalya B. Kostanyan,
• Timothy D. Wilkinson and
• Nelson Tabirian

Beilstein J. Nanotechnol. 2017, 8, 2802–2806, doi:10.3762/bjnano.8.279

• Centre of Molecular Materials for Photonics and Electronics, Department of Engineering, University of Cambridge, 9 J. J. Thomson Avenue, Cambridge, CB3 0FA, UK BEAM Co., 1300 Lee Road, Orlando, FL, 32810, USA 10.3762/bjnano.8.279 Abstract In liquid crystal devices (LCDs) the indium tin oxide (ITO) films

The rational design of a Au(I) precursor for focused electron beam induced deposition

• Ali Marashdeh,
• Thiadrik Tiesma,
• Niels J. C. van Velzen,
• Sjoerd Harder,
• Remco W. A. Havenith,
• Jeff T. M. De Hosson and
• Willem F. van Dorp

Beilstein J. Nanotechnol. 2017, 8, 2753–2765, doi:10.3762/bjnano.8.274

• the Au atoms and for all other atoms, respectively), with GAMESS-UK [79]. All stationary points were characterized as genuine minima through Hessian calculations (no imaginary frequencies were found). Thermodynamical properties were calculated at 298 K and a pressure of 1 × 10−4 Pa. Periodic DFT

• , Cambridge CB21EZ, UK (fax: (+44)1223-336-033; email: deposit@ccdc.cam.ac.uk) (a) A schematic drawing of the focused electron beam induced deposition. (b) A Fokke and Sukke cartoon. Reproduced with permission of Reid, Geleijnse & Van Tol. (c) The cartoon in panel (b) written on an electron-transparent

CdSe nanorod/TiO₂ nanoparticle heterojunctions with enhanced solar- and visible-light photocatalytic activity

• Fakher Laatar,
• Hatem Moussa,
• Halima Alem,
• Lavinia Balan,
• Emilien Girot,
• Ghouti Medjahdi,
• Hatem Ezzaouia and
• Raphaël Schneider

Beilstein J. Nanotechnol. 2017, 8, 2741–2752, doi:10.3762/bjnano.8.273

• temperature using Cu Kα radiation (λ = 0.15418 nm). XPS analysis was conducted on a Gammadata Scienta (Uppsala, Sweden) SES 200-2 spectrometer under ultra-high vacuum conditions (P < 10−9 mbar). For all peak fitting procedures the CASA XPS software (Casa Software Ltd, Teignmouth, UK, http://www.casaxps.com

Hyperthermic intracavitary nanoaerosol therapy (HINAT) as an improved approach for pressurised intraperitoneal aerosol chemotherapy (PIPAC): Technical description, experimental validation and first proof of concept

• Daniel Göhler,
• Stephan Große,
• Alexander Bellendorf,
• Thomas Albert Falkenstein,
• Mehdi Ouaissi,
• Jürgen Zieren,
• Michael Stintz and
• Urs Giger-Pabst

Beilstein J. Nanotechnol. 2017, 8, 2729–2740, doi:10.3762/bjnano.8.272

• approved brush electrode (IonwandTM, Alesi Surgical Ltd, Cardiff, UK) is used in the setup to produce ionized gas molecules. Once the unipolar-charged aerosol comes close to the peritoneum, image charges are induced at the peritoneum that result in intensified attractive forces and thus to an improved

• extracavitary charging, the supplied aerosol droplets are unipolar-charged by means of an approved brush electrode (IonwandTM, Alesi Surgical Ltd, Cardiff, UK). In contrast to extracavitary charging, particle deposition during intracavitary charging is supported by the formation of an electrical field between

• based on compressed air that was also unipolar-charged extracavitary by means of a brush electrode (IonwandTM, Alesi Surgical Ltd, Cardiff, UK) of an approved electrostatic precipitation system (UltravisionTM, Alesi Surgical Ltd, Cardiff, UK). The mentioned parameters were chosen in order to be as close

Dry adhesives from carbon nanofibers grown in an open ethanol flame

• Christian Lutz,
• Julia Syurik,
• C. N. Shyam Kumar,
• Christian Kübel,
• Michael Bruns and
• Hendrik Hölscher

Beilstein J. Nanotechnol. 2017, 8, 2719–2728, doi:10.3762/bjnano.8.271

• Grinstead, UK). Data acquisition and processing using the Thermo Avantage software is described elsewhere [32]. All samples were analyzed using a micro-focused, monochromated Al Kα X-ray source (30–400 μm spot size). The K-Alpha charge compensation system was employed during analysis, using electrons of 8

L-Lysine-grafted graphene oxide as an effective adsorbent for the removal of methylene blue and metal ions

• Yan Yan,
• Jie Li,
• Fangbei Kong,
• Kuankuan Jia,
• Shiyu He and
• Baorong Wang

Beilstein J. Nanotechnol. 2017, 8, 2680–2688, doi:10.3762/bjnano.8.268

• -800, UK). Fourier-transform infrared (FTIR) spectroscopy was performed on a Perkin-Elmer model 2000 FTIR spectrophotometer using the Spectrum v. 2.00 software package. MB solution was analyzed using a UV spectrophotometer (Shimadzu, UV-2550) by monitoring the absorbance changes at the wavelength of

Fabrication of gold-coated PDMS surfaces with arrayed triangular micro/nanopyramids for use as SERS substrates

• Jingran Zhang,
• Yongda Yan,
• Peng Miao and
• Jianxiong Cai

Beilstein J. Nanotechnol. 2017, 8, 2271–2282, doi:10.3762/bjnano.8.227

• ethanol to remove the excess R6G molecules and dried with a continuous, gentle nitrogen flow. A micro-Raman spectroscopic system (Renishaw, inVia, UK) equipped with a 633 nm wavelength laser and focused with a 50× objective lens was employed. The incident optical power was 0.6 mW and the beam diameter was

A comparative study of the nanoscale and macroscale tribological attributes of alumina and stainless steel surfaces immersed in aqueous suspensions of positively or negatively charged nanodiamonds

• Colin K. Curtis,
• Antonin Marek,
• Alex I. Smirnov and
• Jacqueline Krim

Beilstein J. Nanotechnol. 2017, 8, 2045–2059, doi:10.3762/bjnano.8.205

• anodization procedure, the samples were thoroughly rinsed with DI water before mounting the sample within the flow cell. Macroscale friction measurements Macroscopic scale friction coefficient measurements were performed with a MTM2 Mini-Traction Machine (PCS Instruments, London, UK). The apparatus is capable

Preparation and characterization of polycarbonate/multiwalled carbon nanotube nanocomposites

• Claudio Larosa,
• Niranjan Patra,
• Marco Salerno,
• Lara Mikac,
• Remo Merijs Meri and
• Mile Ivanda

Beilstein J. Nanotechnol. 2017, 8, 2026–2031, doi:10.3762/bjnano.8.203

• characterized by UV–vis spectrometry using a Cary 6000i spectrometer by Varian, UK, in double beam configuration with empty reference sample position. Fourier-transform infrared spectroscopy (FTIR) of PC/MWCNT composites with different loadings was carried out in the range of 600–4000 cm−1 on a Bruker Vertex 70

• normalized thereafter. Raman spectra were acquired with an inVia micro-Raman spectrometer by Renishaw, Gloucester, UK using a He–Ne laser excitation source emitting at a wavelength of 632.8 nm with a 20× objective. The data acquisition time was 30 s. The slit provided a spectral resolution of 1 cm−1

• the nanocomposites in nitrogen (flow rate 50 mL/min) from RT to 800 °C at a ramp rate of 10 °C/min. The TGA/DTA instrument was calibrated with standard weight indium standards for DTA heat flow. A differential scanning calorimetry (DSC) instrument (Pyris Diamond by Perkin Elmer, UK) was used to record

Bi-layer sandwich film for antibacterial catheters

• Gerhard Franz,
• Florian Schamberger,
• Hamideh Heidari Zare,
• Sara Felicitas Bröskamp and
• Dieter Jocham

Beilstein J. Nanotechnol. 2017, 8, 1982–2001, doi:10.3762/bjnano.8.199

• Plasma Technology, Yatton, UK). Another method involves exposing the substrates (polysilicon) to diluted nitric acid (30%) for approximately 30 min. The latter procedure was preferred, mainly because the process could be controlled visually, and the reproducibility is far better. By this treatment, the

Fabrication of carbon nanospheres by the pyrolysis of polyacrylonitrile–poly(methyl methacrylate) core–shell composite nanoparticles

• Dafu Wei,
• Youwei Zhang and
• Jinping Fu

Beilstein J. Nanotechnol. 2017, 8, 1897–1908, doi:10.3762/bjnano.8.190

• concentrations of MB, respectively, V (L) is the volume of MB aqueous solution, and m (g) is the weight of carbon nanospheres. Characterization The z-average hydrodynamic diameter of the various nanoparticles was determined by dynamic light scattering (DLS) using a Malvern Zeta-sizer (DTS1060, Malvern, UK). The

Synthesis and functionalization of NaGdF₄:Yb,Er@NaGdF₄ core–shell nanoparticles for possible application as multimodal contrast agents

• Dovile Baziulyte-Paulaviciene,
• Vitalijus Karabanovas,
• Marius Stasys,
• Greta Jarockyte,
• Vilius Poderys,
• Simas Sakirzanovas and
• Ricardas Rotomskis

Beilstein J. Nanotechnol. 2017, 8, 1815–1824, doi:10.3762/bjnano.8.183

• from a tungsten incandescent lamp certified by National Physics Laboratory, UK. The measurements were performed in standard 1 cm quartz cuvettes at room temperature. Fourier transform infrared (FTIR) spectra were recorded on an infrared spectrometer (Perkin Elmer Spectrum). Cell culturing and imaging