Effect of the fluorination technique on the surface-fluorination patterning of double-walled carbon nanotubes

• Lyubov G. Bulusheva,
• Yuliya V. Fedoseeva,
• Emmanuel Flahaut,
• Jérémy Rio,
• Christopher P. Ewels,
• Victor O. Koroteev,
• Gregory Van Lier,
• Denis V. Vyalikh and
• Alexander V. Okotrub

Beilstein J. Nanotechnol. 2017, 8, 1688–1698, doi:10.3762/bjnano.8.169

• (DWCNTs) display many advantages characteristic of single-walled carbon nanotubes (SWCNTs), particularly small diameter, high strength and flexibility [1]. Carbon nanotube (CNT) surfaces are rather inert to chemical functionalization. The highest possible concentration of attached surface species is

Miniemulsion copolymerization of (meth)acrylates in the presence of functionalized multiwalled carbon nanotubes for reinforced coating applications

• Bertha T. Pérez-Martínez,
• Lorena Farías-Cepeda,
• Víctor M. Ovando-Medina,
• José M. Asua,
• Lucero Rosales-Marines and
• Radmila Tomovska

Beilstein J. Nanotechnol. 2017, 8, 1328–1337, doi:10.3762/bjnano.8.134

• a single graphene layer rolled-up into a cylinder (single-walled carbon nanotubes (SWCNTs)) or multiwalled CNTs (MWCNTs) that consist of two or more sheets of graphene concentrically rolled around a hollow core. Due to the excellent electrical, optical, thermal, mechanical, and chemical properties

Needs and challenges for assessing the environmental impacts of engineered nanomaterials (ENMs)

• Michelle Romero-Franco,
• Hilary A. Godwin,
• Muhammad Bilal and
• Yoram Cohen

Beilstein J. Nanotechnol. 2017, 8, 989–1014, doi:10.3762/bjnano.8.101

Investigation of growth dynamics of carbon nanotubes

• Marianna V. Kharlamova

Beilstein J. Nanotechnol. 2017, 8, 826–856, doi:10.3762/bjnano.8.85

• Marianna V. Kharlamova Faculty of Physics, University of Vienna, Strudlhofgasse 4, 1090 Vienna, Austria 10.3762/bjnano.8.85 Abstract The synthesis of single-walled carbon nanotubes (SWCNTs) with defined properties is required for both fundamental investigations and practical applications. The

• activation energy of the nanotube growth are summarized. Finally, the growth properties of inner tubes inside SWCNTs are considered. Keywords: activation energy; carbon nanotube; growth dynamics; growth rate; synthesis; Review Introduction Single-walled carbon nanotubes (SWCNTs) discovered in 1993 [1][2

• hypothesis of a temperature gradient is further challenged for small nm sized particles, which can grow single-walled carbon nanotubes. It is unlikely to play an important role in the growth of SWCNTs, because small catalytic particles have a high thermal conductivity and therefore the temperature gradient

Sub-nanosecond light-pulse generation with waveguide-coupled carbon nanotube transducers

• Felix Pyatkov,
• Svetlana Khasminskaya,
• Vadim Kovalyuk,
• Frank Hennrich,
• Manfred M. Kappes,
• Gregory N. Goltsman,
• Wolfram H. P. Pernice and
• Ralph Krupke

Beilstein J. Nanotechnol. 2017, 8, 38–44, doi:10.3762/bjnano.8.5

• waveguide, and metallic single-walled carbon nanotubes (SWCNTs) placed on top of the waveguide, bridging the contacts (Figure 1a). We use the design and fabrication approach for our samples that has been described in detail elsewhere [4]. Both electrodes and waveguides were defined using several steps of

A dioxaborine cyanine dye as a photoluminescence probe for sensing carbon nanotubes

• Mohammed Al Araimi,
• Petro Lutsyk,
• Anatoly Verbitsky,
• Yuri Piryatinski,
• Mykola Shandura and
• Aleksey Rozhin

Beilstein J. Nanotechnol. 2016, 7, 1991–1999, doi:10.3762/bjnano.7.190

• , development of efficient method for detection of carbon nanotubes is required. In this work, we have studied the interaction of indopentamethinedioxaborine dye (DOB-719) and single-walled carbon nanotubes (SWNTs) using absorption and photoluminescence (PL) spectroscopy. In the mixture of the dye and the SWNTs

• . Keywords: dioxaborine cyanine dye; photoluminescence; resonant energy transfer; sensor; single-walled carbon nanotubes (SWNTs); Introduction Carbon nanotubes exhibit unique physical and chemical properties distinctive from other materials because of their extreme aspect ratio offering a number of exciting

• target molecules, i.e., carbon nanotubes. The amplification of the PL signal from single-walled carbon nanotubes (SWNTs) can be obtained via covalent formation of sp3-defects on the tube surface [7], encapsulation of small organic molecules inside the SWNTs [8] and non-covalent interaction of the tube

The effect of dry shear aligning of nanotube thin films on the photovoltaic performance of carbon nanotube–silicon solar cells

• Benedikt W. Stolz,
• Daniel D. Tune and
• Benjamin S. Flavel

Beilstein J. Nanotechnol. 2016, 7, 1486–1491, doi:10.3762/bjnano.7.141

• as-prepared films of the same transmittance. Experimental Single walled carbon nanotubes (P2-SWNT, Carbon Solutions) were added to aqueous TritonX-100 (1% v/v, Sigma-Aldrich) at 0.1 mg mL−1 then bath sonicated (1 h). After centrifugation (20 000g, 20 min), the nanotube films were captured from the

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

• in various applications, was previously considered only a research material and a theoretical model to describe the properties of other carbonaceous materials such as fullerenes, graphite, single-walled carbon nanotubes (SWNT) and multiwalled carbon nanotubes (MWNT). It was believed that stand-alone

• applied for the production of CNTs also resulted in new structures with unique geometries and properties such as carbon nanohorns, cup-stacked CNTs (CSCNTs), carbon nanobuds or carbon nanotori [37]. The two most commonly used CNTs are single-walled carbon nanotubes (SWNTs) and MWNTs. SWNTs, as indicated

Multiwalled carbon nanotube hybrids as MRI contrast agents

• Nikodem Kuźnik and
• Mateusz M. Tomczyk

Beilstein J. Nanotechnol. 2016, 7, 1086–1103, doi:10.3762/bjnano.7.102

• nanotubes (US-SWCNTs) enriched with Gd3+, have established a new and promising model of nanostructural MRI CAs, which that is very efficient in the T1 mode [3][13][14]. Then single-walled carbon nanotubes (SWCNTs) were functionalized in various ways and investigated as MRI CAs [15]. Gadolinium was

Signal enhancement in cantilever magnetometry based on a co-resonantly coupled sensor

• Julia Körner,
• Christopher F. Reiche,
• Thomas Gemming,
• Bernd Büchner,
• Gerald Gerlach and
• Thomas Mühl

Beilstein J. Nanotechnol. 2016, 7, 1033–1043, doi:10.3762/bjnano.7.96

• , possible sensor implementations could include the use of single walled carbon nanotubes as smaller oscillator or fabrication of the complete sensor in silicon technology, allowing for production of double cantilever structures with one nanocantilever [13][18]. However, it has to be noted that the low

Comparison of the interactions of daunorubicin in a free form and attached to single-walled carbon nanotubes with model lipid membranes

• Dorota Matyszewska

Beilstein J. Nanotechnol. 2016, 7, 524–532, doi:10.3762/bjnano.7.46

• aspect in terms of side effects of the drug. Keywords: daunorubicin (DNR); 1,2-dipalmitoyl-sn-glycero-3-phosphothioethanol (DPPTE); drug carriers; model lipid membranes; single-walled carbon nanotubes (SWCNTs); Introduction Daunorubicin (DNR) is an anthracycline antitumor drug, which finds application

• conjugated to either polyethylene glycol (PEG) functionalized single-walled carbon nanotubes (SWCNTs) [20] or to aptamer-wrapped SWCNTs via π–π interactions. In both cases the cytotoxicity of the conjugates was verified on the selected cancer cell lines. In this study the influence of both free daunorubicin

• and daunorubicin attached via covalent bond to single-walled carbon nanotubes (SWCNTs, Figure 1) on model biological membranes was investigated using Langmuir technique. The model membranes were composed of 1,2-dipalmitoyl-sn-glycero-3-phosphothioethanol (DPPTE, Figure 1). This thiolipid has been used

Synthesis and applications of carbon nanomaterials for energy generation and storage

• Marco Notarianni,
• Jinzhang Liu,
• Kristy Vernon and
• Nunzio Motta

Beilstein J. Nanotechnol. 2016, 7, 149–196, doi:10.3762/bjnano.7.17

• applications. CNTs are categorized as single-walled carbon nanotubes (SWNTs) and multiwall carbon nanotubes (MWNTs). SWNTs are single graphene sheets rolled up to form a tube, while the MWNTs consist of multiple rolled layers (concentric tubes) of graphene (Figure 9) [43]. The manner in which the graphene

Plasma fluorination of vertically aligned carbon nanotubes: functionalization and thermal stability

• Claudia Struzzi,
• Mattia Scardamaglia,
• Axel Hemberg,
• Luca Petaccia,
• Jean-François Colomer,
• Rony Snyders and
• Carla Bittencourt

Beilstein J. Nanotechnol. 2015, 6, 2263–2271, doi:10.3762/bjnano.6.232

• surface. This temperature is slightly higher with respect to T = 400 °C as reported for single-walled carbon nanotubes [38] but consistent with the thermal desorption range published by Gu et al. [39] and Bulusheva et al. [37]. It is important to notice that the remaining relative amount of oxygen bound

Using natural language processing techniques to inform research on nanotechnology

• Nastassja A. Lewinski and
• Bridget T. McInnes

Beilstein J. Nanotechnol. 2015, 6, 1439–1449, doi:10.3762/bjnano.6.149

• -based synthesis of single-walled carbon nanotubes [27]. Analyzing hot spots revealed changes in the type of synthesis method patented over time, with synthesis methods evolving from arc discharging in 1999–2000 to metal-catalyzed heat-treatment syntheses and CVD in 2003–2004, to arc discharge with

Electronic interaction in composites of a conjugated polymer and carbon nanotubes: first-principles calculation and photophysical approaches

• Florian Massuyeau,
• Jany Wéry,
• Jean-Luc Duvail,
• Serge Lefrant,
• Abu Yaya,
• Chris Ewels and
• Eric Faulques

Beilstein J. Nanotechnol. 2015, 6, 1138–1144, doi:10.3762/bjnano.6.115

• , Legon, Accra, Ghana 10.3762/bjnano.6.115 Abstract The mechanisms that control the photophysics of composite films made of a semiconducting conjugated polymer (poly(paraphenylene vinylene), PPV) mixed with single-walled carbon nanotubes (SWNT) up to a concentration of 64 wt % are determined by using

• green-yellow range, and photoconduction under UV or blue light excitation. In this report we present an investigation of the photoexcitation and exciton migration processes in composites of PPV and single-walled carbon nanotubes (SWNT) by means of time-resolved photoluminescence (PL) and

Low-cost formation of bulk and localized polymer-derived carbon nanodomains from polydimethylsiloxane

• Juan Carlos Castro Alcántara,
• Mariana Cerda Zorrilla,
• Lucia Cabriales,
• Luis Manuel León Rossano and
• Mathieu Hautefeuille

Beilstein J. Nanotechnol. 2015, 6, 744–748, doi:10.3762/bjnano.6.76

• characterization of the byproduct materials are reported. We demonstrate that CVD led to bulk production of graphitic nanocrystals and single-walled carbon nanotubes while direct laser ablation may be employed for the formation of localized fluorescent nanodots. In the latter case, graphitic nanodomains and multi

• nanocrystals (GNC) are composing the shiny layers, whereas dark parts consist mainly of single-walled carbon nanotubes (SWCNT) [14]. Selective laser ablation Selective and localized laser pyrolysis has also been tested to study the formation of nanodomains from PDMS in a controlled fashion, using a low-cost

Filling of carbon nanotubes and nanofibres

• Reece D. Gately and
• Marc in het Panhuis

Beilstein J. Nanotechnol. 2015, 6, 508–516, doi:10.3762/bjnano.6.53

• surface area (SSA, 1315 m2/g) [6] makes MWCNTs an ideal material for application in hydrogen storage [7], capacitors [8] and sensing [9]. Single-walled carbon nanotubes (SWCNTs) were discovered during investigations into the filling of MWCNTs with iron and cobalt [10][11]. Rather than producing a filled

Electrical response of liquid crystal cells doped with multi-walled carbon nanotubes

• Amanda García-García,
• Ricardo Vergaz,
• José F. Algorri,
• Xabier Quintana and
• José M. Otón

Beilstein J. Nanotechnol. 2015, 6, 396–403, doi:10.3762/bjnano.6.39

• outstanding physical properties, CNTs have attracted a great deal of interest during the past 25 years [3][4][5][6]. They are formed from one or several rolled-up graphene sheets. CNTs show peculiar electrical properties: In single-walled carbon nanotubes (SWCNT), the conductivity is either metallic or

Release behaviour and toxicity evaluation of levodopa from carboxylated single-walled carbon nanotubes

• Julia M. Tan,
• Jhi Biau Foo,
• Sharida Fakurazi and
• Mohd Zobir Hussein

Beilstein J. Nanotechnol. 2015, 6, 243–253, doi:10.3762/bjnano.6.23

• , 43400 UPM Serdang, Selangor, Malaysia 10.3762/bjnano.6.23 Abstract This work explores the potential use of commercially obtained, carboxylated, single-walled carbon nanotubes (SWCNT–COOH) as nanocarriers for the antiparkinson drug, levodopa (LD). The resulting nanohybrid was characterized using

• suggests that the newly synthesized nanohybrid is a promising drug delivery system for the delivery of LD to nervous system. Experimental Materials Short, carboxyl single-walled carbon nanotubes (SWCNT–COOH) produced by chemical vapour deposition with a diameter of 1–2 nm an purity of 90% (w/w %) were

• to investigate their possible effects on normal neuronal cells in vitro. It was found that the synthesized nanohybrid did not compromise the cell viability and the PC12 cells remained stable throughout the experiments up to 72 h after treatment. Keywords: carboxylic acid-functionalized single-walled

X-ray photoelectron spectroscopy of graphitic carbon nanomaterials doped with heteroatoms

• Toma Susi,
• Thomas Pichler and
• Paola Ayala

Beilstein J. Nanotechnol. 2015, 6, 177–192, doi:10.3762/bjnano.6.17

• significant influence of the substrate for measurements of graphene [35][36], and the disentanglement of the intrinsic photoemission responses of semiconducting and metallic single-walled carbon nanotubes (SWCNTs) [37]. Furthermore, as we shall see, identifying the binding energies associated with specific

• indices (n,m). In single-walled carbon nanotubes, quantum confinement of the electronic wave function around the circumference of the tube results in one third of the tubes being metallic (when n − m = 3 × integer), while the remaining two thirds are semiconducting with band gaps proportional to their

• the art on X-ray photoelectron spectroscopy of each pristine material, including the measured C 1s binding energies and line shapes. In the case of graphite, a consensus has been established in the literature (apart from the existence of a surface state, as discussed below), while for single-walled

Synthesis of boron nitride nanotubes and their applications

• Saban Kalay,
• Zehra Yilmaz,
• Ozlem Sen,
• Melis Emanet,
• Emine Kazanc and
• Mustafa Çulha

Beilstein J. Nanotechnol. 2015, 6, 84–102, doi:10.3762/bjnano.6.9

• for 30 min to synthesize BxCyNz/NTs [28]. The BxCyNz/NTs were obtained from CNxNTs with a higher yield than that of the BxCyNz/NTs obtained from CNTs. Finally, single-walled carbon nanotubes (SWCNTs) were used to obtain multi-walled boron nitride nanotubes (MWBNNTs) by mixing with B2O3 (as the B

Nanobioarchitectures based on chlorophyll photopigment, artificial lipid bilayers and carbon nanotubes

• Marcela Elisabeta Barbinta-Patrascu,
• Stefan Marian Iordache,
• Ana Maria Iordache,
• Nicoleta Badea and
• Camelia Ungureanu

Beilstein J. Nanotechnol. 2014, 5, 2316–2325, doi:10.3762/bjnano.5.240

• structures with single-walled carbon nanotubes. Different biophysical methods were employed to characterize these biohybrids such as: UV–vis absorption and emission spectroscopy, zeta potential measurements, AFM and chemiluminescence techniques. The designed, carbon-based biohybrids exhibited good physical

• single-walled carbon nanotubes (f-SWCNTs, 0.05 mg/mL) internalized inside hamster ovary cells without toxicity. Immature dendritic cells incubated with doses of SWCNTs up to 100 μg/mL had no effect on their functionality and viability [13]. Many scientific papers report that oral administration of both

Electrical contacts to individual SWCNTs: A review

• Wei Liu,
• Christofer Hierold and
• Miroslav Haluska

Beilstein J. Nanotechnol. 2014, 5, 2202–2215, doi:10.3762/bjnano.5.229

• challenges for widespread application of CNFETs are additionally discussed. Keywords: charge carrier transport; CNFET; electrical contact; metal–SWCNT interface; SWCNT; Review Introduction The unique crystalline and electronic structure of single-walled carbon nanotubes (SWCNTs) afford extraordinary

• Wei Liu Christofer Hierold Miroslav Haluska Micro and Nanosystems, Department of Mechanical and Process Engineering, ETH Zurich, CH-8092 Zurich, Switzerland 10.3762/bjnano.5.229 Abstract Owing to their superior electrical characteristics, nanometer dimensions and definable lengths, single-walled

• carbon nanotubes (SWCNTs) are considered as one of the most promising materials for various types of nanodevices. Additionally, they can be used as either passive or active elements. To be integrated into circuitry or devices, they are typically connected with metal leads to provide electrical contacts

Advances in NO₂ sensing with individual single-walled carbon nanotube transistors

• Kiran Chikkadi,
• Matthias Muoth,
• Cosmin Roman,
• Miroslav Haluska and
• Christofer Hierold

Beilstein J. Nanotechnol. 2014, 5, 2179–2191, doi:10.3762/bjnano.5.227

• nanotube properties into functional ultra-low power, highly sensitive gas sensors. Keywords: carbon nanotube field-effect transistors (CNFETs); cross-sensitivity; functionalization; gas sensors; hysteresis; low power; selectivity; self-heating; single walled carbon nanotubes; Introduction New materials

• the theoretical and experimental achievements of the past few years in understanding the interaction of individual, single-walled carbon nanotubes with their environment. First, a summary of the effects of adsorbate molecules on electronic transport is presented, after which the effect of nearby

• individual single-walled carbon nanotubes for NO2 sensing. Review Individual-nanotube transistors for gas sensing The typical individual-SWNT gas sensor is a 3-terminal device, in which the nanotube is contacted by a source and a drain electrode and a current flowing through it is measured. Depending on the

Sequence-dependent electrical response of ssDNA-decorated carbon nanotube, field-effect transistors to dopamine

• Hari Krishna Salila Vijayalal Mohan,
• Jianing An and
• Lianxi Zheng

Beilstein J. Nanotechnol. 2014, 5, 2113–2121, doi:10.3762/bjnano.5.220

• : carbon nanotube; deoxyribonucleic acid; dopamine; field-effect transistor; uric acid; Introduction Single-walled carbon nanotubes (SWCNTs) are excellent chemical/biological sensing materials because of their ultra-high sensitivity, fast response, and size compatibility, as compared to traditional