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Search for "chemical vapor deposition (CVD)" in Full Text gives 109 result(s) in Beilstein Journal of Nanotechnology.

Synthesis of amorphous and graphitized porous nitrogen-doped carbon spheres as oxygen reduction reaction catalysts

  • Maximilian Wassner,
  • Markus Eckardt,
  • Andreas Reyer,
  • Thomas Diemant,
  • Michael S. Elsaesser,
  • R. Jürgen Behm and
  • Nicola Hüsing

Beilstein J. Nanotechnol. 2020, 11, 1–15, doi:10.3762/bjnano.11.1

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  • are chemical vapor deposition (CVD) and arc discharge methods for N-doped graphene, graphite, and carbon nanotubes [9]. Most commonly, the post-synthetic approach is carried out by thermal treatment of carbon in ammonia atmosphere, typically leading to surface N-doping. A variety of N bonding
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Published 02 Jan 2020

Hierarchically structured 3D carbon nanotube electrodes for electrocatalytic applications

  • Pei Wang,
  • Katarzyna Kulp and
  • Michael Bron

Beilstein J. Nanotechnol. 2019, 10, 1475–1487, doi:10.3762/bjnano.10.146

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  • a glassy carbon (GC) substrate in a sequence of electrodeposition and chemical vapor deposition (CVD) steps as follows: Primary CNTs are grown over electrodeposited iron by CVD followed by a second Fe deposition and finally the CVD growth of secondary CNTs. The prepared 3-dimensional CNT structures
  • the preparation of hierarchically structured CNTs on glassy carbon (GC) based on a sequential CNT growth over electrodeposited Fe nanoparticles via chemical vapor deposition (CVD) with cyclohexane as the carbon precursor. Pt electrodeposition onto these hierarchical structures leads to active
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Published 24 Jul 2019

Direct observation of the CVD growth of monolayer MoS2 using in situ optical spectroscopy

  • Claudia Beatriz López-Posadas,
  • Yaxu Wei,
  • Wanfu Shen,
  • Daniel Kahr,
  • Michael Hohage and
  • Lidong Sun

Beilstein J. Nanotechnol. 2019, 10, 557–564, doi:10.3762/bjnano.10.57

Graphical Abstract
  • dichalcogenide (2D TMDC) materials. However, it is very challenging to carry out such studies during chemical vapor deposition (CVD). Here, we report the first, real time, in situ study of the CVD growth of 2D TMDCs. More specifically, the CVD growth of a molybdenum disulfide (MoS2) monolayer on sapphire
  • the temperature distribution in the CVD reactor has been revealed. Our results demonstrate the great potential of real time, in situ optical spectroscopy to assist the precisely controlled growth of 2D semiconductor materials. Keywords: chemical vapor deposition (CVD); in situ differential optical
  • synthesizing large-area 2D TMDCs have been reported, including mechanical exfoliation, sulphurization of metal thin films, mass transport, molecular beam epitaxy (MBE) and chemical vapor deposition (CVD) [6][7]. In particular, CVD is considered to be an attractive and very promising approach for large-scale
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Published 26 Feb 2019

Nanocomposite–parylene C thin films with high dielectric constant and low losses for future organic electronic devices

  • Marwa Mokni,
  • Gianluigi Maggioni,
  • Abdelkader Kahouli,
  • Sara M. Carturan,
  • Walter Raniero and
  • Alain Sylvestre

Beilstein J. Nanotechnol. 2019, 10, 428–441, doi:10.3762/bjnano.10.42

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  • Nazionale di Fisica Nucleare, Laboratori Nazionali di Legnaro, Viale dell’Università 2, 35020 Legnaro (PD), Italy 10.3762/bjnano.10.42 Abstract Nanocomposite–parylene C (NCPC) thin films were deposited with a new technique based on the combination of chemical vapor deposition (CVD) for parylene C
  • voltages of TFTs [2]. Unfortunately these approaches can not be used when parylene C (PPXC) is chosen as gate dielectric as the only proven process for producing high-quality PPXC layers is chemical vapor deposition (CVD). Parylene C has emerged as a particularly interesting material for organic electronic
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Published 12 Feb 2019

Biocompatible organic–inorganic hybrid materials based on nucleobases and titanium developed by molecular layer deposition

  • Leva Momtazi,
  • Henrik H. Sønsteby and
  • Ola Nilsen

Beilstein J. Nanotechnol. 2019, 10, 399–411, doi:10.3762/bjnano.10.39

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  • enables control of cell–surface interactions, which plays a major role in controlling the bioactivity of solid surfaces. Biocompatibility can be enhanced by coating the surface using various thin film deposition techniques such as chemical vapor deposition (CVD), physical vapor deposition (PVD) or atomic
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Published 08 Feb 2019

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

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  • chemical vapor deposition (CVD) technique has been widely used for the controlled preparation of nanostructures [23]. Especially the vapor–solid (VS) process, without the involvement of catalysts, and the vapor–liquid–solid (VLS) process, with the assistance of catalysts, are utilized for the growth of
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Published 07 Feb 2019

Effects of post-lithography cleaning on the yield and performance of CVD graphene-based devices

  • Eduardo Nery Duarte de Araujo,
  • Thiago Alonso Stephan Lacerda de Sousa,
  • Luciano de Moura Guimarães and
  • Flavio Plentz

Beilstein J. Nanotechnol. 2019, 10, 349–355, doi:10.3762/bjnano.10.34

Graphical Abstract
  • electrical properties to surface phenomena and the existence of several routes for its surface functionalization, grant this 2D material plenty of application possibilities [1][2][3][4][5][6][7][8]. Among the several synthesis methods of high-quality graphene, chemical vapor deposition (CVD) stands out as
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Published 05 Feb 2019

Zn/F-doped tin oxide nanoparticles synthesized by laser pyrolysis: structural and optical properties

  • Florian Dumitrache,
  • Iuliana P. Morjan,
  • Elena Dutu,
  • Ion Morjan,
  • Claudiu Teodor Fleaca,
  • Monica Scarisoreanu,
  • Alina Ilie,
  • Marius Dumitru,
  • Cristian Mihailescu,
  • Adriana Smarandache and
  • Gabriel Prodan

Beilstein J. Nanotechnol. 2019, 10, 9–21, doi:10.3762/bjnano.10.2

Graphical Abstract
  • [17]. Highly conductive films based on amorphous Co-doped SnO2 were also synthesized using a pulsed spray evaporation chemical vapor deposition (CVD) technique [18]. One of the most reported cationic dopants for tin oxide is Zn2+, where the obtained zinc-doped tin oxide (ZTO) films show lower bandgap
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Published 02 Jan 2019

Investigation of CVD graphene as-grown on Cu foil using simultaneous scanning tunneling/atomic force microscopy

  • Majid Fazeli Jadidi,
  • Umut Kamber,
  • Oğuzhan Gürlü and
  • H. Özgür Özer

Beilstein J. Nanotechnol. 2018, 9, 2953–2959, doi:10.3762/bjnano.9.274

Graphical Abstract
  • surface, and A is the measured amplitude during tip–surface interactions [34]. Graphene layers were grown on Cu foils using chemical vapor deposition (CVD) [35]. A custom-built atmospheric CVD system was used. Cu foils were heated under H2 + Ar atmosphere up to 950 °C. Upon reaching the process
  • an inequivalent electronic structure in HOPG or multilayer graphene due to the presence of a carbon atom or a hollow site underneath. In this work, we report small-amplitude, simultaneous STM/AFM imaging using a metallic (tungsten) tip, of the graphene surface as-grown by chemical vapor deposition
  • (CVD) on Cu foils. Truly simultaneous operation is possible only with the use of small oscillation amplitudes. Under a typical STM imaging regime the force interaction is found to be repulsive. Force–distance spectroscopy revealed a maximum attractive force of about 7 nN between the tip and carbon
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Published 28 Nov 2018

Metal-free catalysis based on nitrogen-doped carbon nanomaterials: a photoelectron spectroscopy point of view

  • Mattia Scardamaglia and
  • Carla Bittencourt

Beilstein J. Nanotechnol. 2018, 9, 2015–2031, doi:10.3762/bjnano.9.191

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  • -synthetic treatments. The most common technique for doping during the synthesis is chemical vapor deposition (CVD), similar to the synthesis of the pristine material [36][69][70], albeit using nitrogen-containing precursors such as benzylamine [71], acetonitrile [72][73], phthalocyanines [74][75] or ammonia
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Published 18 Jul 2018

Toward the use of CVD-grown MoS2 nanosheets as field-emission source

  • Geetanjali Deokar,
  • Nitul S. Rajput,
  • Junjie Li,
  • Francis Leonard Deepak,
  • Wei Ou-Yang,
  • Nicolas Reckinger,
  • Carla Bittencourt,
  • Jean-Francois Colomer and
  • Mustapha Jouiad

Beilstein J. Nanotechnol. 2018, 9, 1686–1694, doi:10.3762/bjnano.9.160

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  • the fabricated MoS2 NSs could have a great potential as robust high-performance electron-emitter material for various applications such as microelectronics and nanoelectronics, flat-panel displays and electron-microscopy emitter tips. Keywords: chemical vapor deposition (CVD); field emission
  • ][16] and the number of layers [16]. Various methods have been used to synthesize vertically aligned MoS2 NSs: liquid-phase exfoliation [17], hydrothermal synthesis [8] or chemical vapor deposition (CVD) [15][17][18]. CVD is regarded as the most promising method to synthesize high-quality MoS2 with
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Published 07 Jun 2018

Chemistry for electron-induced nanofabrication

  • Petra Swiderek,
  • Hubertus Marbach and
  • Cornelis W. Hagen

Beilstein J. Nanotechnol. 2018, 9, 1317–1320, doi:10.3762/bjnano.9.124

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  • chemical vapor deposition (CVD), which is a thermally driven process [6]. Consequently, these precursors are optimized with respect to thermal chemistry and do not necessarily perform well in the electron-driven FEBID process. In fact, they often experience incomplete fragmentation so that material from
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Published 30 Apr 2018

Formation mechanisms of boron oxide films fabricated by large-area electron beam-induced deposition of trimethyl borate

  • Aiden A. Martin and
  • Philip J. Depond

Beilstein J. Nanotechnol. 2018, 9, 1282–1287, doi:10.3762/bjnano.9.120

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  • and undergoes subsequent reaction with an electron beam. The process has major advantages over thermal chemical vapor deposition (CVD) processes one of which being that the substrate is not exposed to the elevated temperatures required for the thermal decomposition of precursor molecules. To date, the
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Published 24 Apr 2018

A novel copper precursor for electron beam induced deposition

  • Caspar Haverkamp,
  • George Sarau,
  • Mikhail N. Polyakov,
  • Ivo Utke,
  • Marcos V. Puydinger dos Santos,
  • Silke Christiansen and
  • Katja Höflich

Beilstein J. Nanotechnol. 2018, 9, 1220–1227, doi:10.3762/bjnano.9.113

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  • deposition should furthermore provide for conductive deposits with a preferably high copper content. Here, the metal-organic precursor bis(tert-butylacetoacetato)Cu(II) (CAS: 23670-45-3, C16H26CuO6) is introduced as a fluorine-free alternative. This precursor is known from chemical vapor deposition (CVD
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Published 18 Apr 2018

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

Graphical Abstract
  • morphologies such as hollow tubes, ellipsoids or spheres. Fullerenes (C60), carbon nanotubes (CNTs), carbon nanofibers, carbon black, graphene (Gr), and carbon onions are included under the carbon-based NMs category. Laser ablation, arc discharge, and chemical vapor deposition (CVD) are the important
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Published 03 Apr 2018

Single-crystalline FeCo nanoparticle-filled carbon nanotubes: synthesis, structural characterization and magnetic properties

  • Rasha Ghunaim,
  • Maik Scholz,
  • Christine Damm,
  • Bernd Rellinghaus,
  • Rüdiger Klingeler,
  • Bernd Büchner,
  • Michael Mertig and
  • Silke Hampel

Beilstein J. Nanotechnol. 2018, 9, 1024–1034, doi:10.3762/bjnano.9.95

Graphical Abstract
  • the filling material due to the confinement of the material within the hollow tubular cavity. Chemical vapor deposition (CVD) is a technique used to fill MNPs into CNTs via in situ filling, in which metallocene precursors are used as a carbon source and MNPs [22][30][37] or hydrocarbons (such as
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Published 29 Mar 2018

Effect of annealing treatments on CeO2 grown on TiN and Si substrates by atomic layer deposition

  • Silvia Vangelista,
  • Rossella Piagge,
  • Satu Ek and
  • Alessio Lamperti

Beilstein J. Nanotechnol. 2018, 9, 890–899, doi:10.3762/bjnano.9.83

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  • sputtering [7], e-beam [16], physical vapor deposition [17], chemical vapor deposition (CVD) [18], and atomic layer deposition (ALD). The latter has been explored by using different precursors, e.g., Ce(thd)4, Ce(iPrCp)3 and Ce(mmp)4) [19][20][21][22][23], obtaining as-deposited film with polycrystalline
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Published 15 Mar 2018

The effect of atmospheric doping on pressure-dependent Raman scattering in supported graphene

  • Egor A. Kolesov,
  • Mikhail S. Tivanov,
  • Olga V. Korolik,
  • Olesya O. Kapitanova,
  • Xiao Fu,
  • Hak Dong Cho,
  • Tae Won Kang and
  • Gennady N Panin

Beilstein J. Nanotechnol. 2018, 9, 704–710, doi:10.3762/bjnano.9.65

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  • , graphene functionalization techniques, and taking into account adsorption effects during nanoelectronic device engineering. Experimental Graphene was synthesized on Cu foil at 1020 °C by a chemical vapor deposition (CVD) method using a mixture of CH4 of 40 sccm and H2 of 10 sccm. Cu foil (Alfa Aesar
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Published 22 Feb 2018

Engineering of oriented carbon nanotubes in composite materials

  • Razieh Beigmoradi,
  • Abdolreza Samimi and
  • Davod Mohebbi-Kalhori

Beilstein J. Nanotechnol. 2018, 9, 415–435, doi:10.3762/bjnano.9.41

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  • arrangement of CNTs and sorting of nanofibers are done at the same time, as shown in Figure 9 [70]. Recently, direct spinning to a vertical chemical vapor deposition (CVD) synthesis zone has also been studied and is under development to produce CNT fibers and ribbons [44][71]. In a vertical CVD reactor, the
  • of a wide range of materials, spraying can be combined with other methods to fabricate composite materials. In this method, a sheet of CNTs is produced by chemical vapor deposition (CVD) on a SiO2/Si substrate that is coated with a very thin layer of iron as a catalyst. The CNT rows have been grown
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Published 05 Feb 2018

Gas-assisted silver deposition with a focused electron beam

  • Luisa Berger,
  • Katarzyna Madajska,
  • Iwona B. Szymanska,
  • Katja Höflich,
  • Mikhail N. Polyakov,
  • Jakub Jurczyk,
  • Carlos Guerra-Nuñez and
  • Ivo Utke

Beilstein J. Nanotechnol. 2018, 9, 224–232, doi:10.3762/bjnano.9.24

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  • (AgO2CC2F5), for silver FEBID based on reported successful chemical vapor deposition (CVD) experiments yielding silver films at moderate temperatures of around ≤200 °C [16]. This carboxylate compound showed to be susceptible to electron-induced dissociation, but it requires thermal conditions outside the
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Published 19 Jan 2018

Response under low-energy electron irradiation of a thin film of a potential copper precursor for focused electron beam induced deposition (FEBID)

  • Leo Sala,
  • Iwona B. Szymańska,
  • Céline Dablemont,
  • Anne Lafosse and
  • Lionel Amiaud

Beilstein J. Nanotechnol. 2018, 9, 57–65, doi:10.3762/bjnano.9.8

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  • , Poland, for chemical vapor deposition (CVD) [6][7][8]. Among these complexes, two different compounds, [Cu2(EtNH2)2(μ-O2CC3F7)4] and [Cu2(EtNH2)2(μ-O2CC2F5)4] (Figure 1) will be studied in the present paper and hereafter named as compound A and compound B, respectively. They differ only by the length of
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Published 05 Jan 2018

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

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  • . Results and Discussion Synthesis of graphene films The graphene was obtained by a chemical vapor deposition (CVD) process. Details of synthesis and extensive characterization of the CVD graphene can be found in prior works [13][14]. The monolayer graphene film was then transferred from the Cu foil to a
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Published 28 Dec 2017

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

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  • , but non-volatile [12]. MeAuPMe3 has been used for chemical vapor deposition (CVD) [51][52] and can be used for FEBIP. However, the electron-induced dissociation is incomplete, with just a single methyl ligand being removed [12]. The studies of Au(I) compounds that have been made so far have raised
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Published 20 Dec 2017

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

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  • in a closed chamber. The standard process for their growth is chemical vapor deposition (CVD) [3], which results in randomly oriented structures, whereas a plasma-enhanced CVD (PECVD) [4] allows for the growth of aligned structures. During growth of 1D-CNs, oxidized catalytic centers reduce into
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Published 15 Dec 2017

Synthesis of [{AgO2CCH2OMe(PPh3)}n] and theoretical study of its use in focused electron beam induced deposition

  • Jelena Tamuliene,
  • Julian Noll,
  • Peter Frenzel,
  • Tobias Rüffer,
  • Alexander Jakob,
  • Bernhard Walfort and
  • Heinrich Lang

Beilstein J. Nanotechnol. 2017, 8, 2615–2624, doi:10.3762/bjnano.8.262

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  • -domain control [1][2][3]. Up to now, FEBID relies on the chemical availability of chemical vapor deposition (CVD) precursors. However, such precursors are not optimized for the electron-driven FEBID process and hence molecular precursors particularly adapted to its underlying electron-induced
  • -bonded PPh3 group could be detected under the measurement conditions applied (Experimental, Figure 5). To show, if 2 is a suitable FEBID or chemical vapor deposition (CVD) precursor for the deposition of silver, vapor pressure measurements of 2 were undertaken (Figure 6). In order to determine the
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Published 06 Dec 2017
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