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Search for "catalysis" in Full Text gives 315 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

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  • ], catalysis [10] and electronic measurements [11][12][13]. Investigations of porphyrins at interfaces have focused on elucidation of magnetic, photonic and electronic properties as well as the manner in which the molecules assemble on a surface. The adsorption of free-base tetraphenylporphyrin on Cu(111) was
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Published 17 Apr 2018

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

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  • delivery; enzyme catalysis; magnetic nanoparticles; magnetic properties; peptides; Introduction A major challenge of current cancer therapies is to improve the selectivity of chemotherapeutic agents against tumour cells. This goal may be achieved by exploiting smart drug delivery approaches. Magnetic
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Published 27 Mar 2018

Bioinspired self-healing materials: lessons from nature

  • Joseph C. Cremaldi and
  • Bharat Bhushan

Beilstein J. Nanotechnol. 2018, 9, 907–935, doi:10.3762/bjnano.9.85

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Published 19 Mar 2018

Noble metal-modified titania with visible-light activity for the decomposition of microorganisms

  • Maya Endo,
  • Zhishun Wei,
  • Kunlei Wang,
  • Baris Karabiyik,
  • Kenta Yoshiiri,
  • Paulina Rokicka,
  • Bunsho Ohtani,
  • Agata Markowska-Szczupak and
  • Ewa Kowalska

Beilstein J. Nanotechnol. 2018, 9, 829–841, doi:10.3762/bjnano.9.77

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  • Maya Endo Zhishun Wei Kunlei Wang Baris Karabiyik Kenta Yoshiiri Paulina Rokicka Bunsho Ohtani Agata Markowska-Szczupak Ewa Kowalska Institute for Catalysis, Hokkaido University, N21 W10, 001-0021 Sapporo, Japan School of Materials and Chemical Engineering, Hubei University of Technology, 430068
  • silver- and gold-modified TiO2 2 wt % of silver and gold were deposited on six commercial titania samples: ST01 (Ishihara, ST-01), ST41 (Ishihara, ST-41), TIO12 (TAYCA, JRC-TIO-12), FP6 (Showa Denko Ceramics, FP-6), TIO6 (Catalysis Society of Japan, JRC-TIO-6) and STF10 (Showa Denko Ceramics, ST-F10). In
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Published 07 Mar 2018

Cyclodextrin-assisted synthesis of tailored mesoporous silica nanoparticles

  • Fuat Topuz and
  • Tamer Uyar

Beilstein J. Nanotechnol. 2018, 9, 693–703, doi:10.3762/bjnano.9.64

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  • /bjnano.9.64 Abstract Mesoporous silica nanoparticles (MSNs) have sparked considerable interest in drug/gene delivery, catalysis, adsorption, separation, sensing, antireflection coatings and bioimaging because of their tunable structural properties. The shape, size and pore structure of MSNs are greatly
  • mesoporous silica nanoparticles (MSNs) with tunable structural properties have been developed [1][2][3][4][5][6][7][8][9][10][11]. Yet, there is still ongoing interest in the synthesis of tailored MSNs to optimize their performance in applications, such as catalysis, sensing, drug delivery and adsorption. So
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Published 22 Feb 2018

Fabrication and photoactivity of ionic liquid–TiO2 structures for efficient visible-light-induced photocatalytic decomposition of organic pollutants in aqueous phase

  • Anna Gołąbiewska,
  • Marta Paszkiewicz-Gawron,
  • Aleksandra Sadzińska,
  • Wojciech Lisowski,
  • Ewelina Grabowska,
  • Adriana Zaleska-Medynska and
  • Justyna Łuczak

Beilstein J. Nanotechnol. 2018, 9, 580–590, doi:10.3762/bjnano.9.54

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  • at the surface of the IL–TiO2 material under visible-light illumination, and is responsible for the effective phenol degradation. Keywords: heterogeneous photocatalysis; ionic liquids; TiO2; visible light catalysis; Introduction The development of heterogeneous photocatalysis to degrade organic
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Published 14 Feb 2018

Influence of the preparation method on the photocatalytic activity of Nd-modified TiO2

  • Patrycja Parnicka,
  • Paweł Mazierski,
  • Tomasz Grzyb,
  • Wojciech Lisowski,
  • Ewa Kowalska,
  • Bunsho Ohtani,
  • Adriana Zaleska-Medynska and
  • Joanna Nadolna

Beilstein J. Nanotechnol. 2018, 9, 447–459, doi:10.3762/bjnano.9.43

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  • Poznan, 60-780 Poznan, Poland Institute of Physical Chemistry, Polish Academy of Sciences,01-224 Warsaw, Poland Institute for Catalysis, Hokkaido University, Sapporo 001-0021, Japan 10.3762/bjnano.9.43 Abstract Nd-modified TiO2 photocatalysts have been obtained via hydrothermal (HT) and sol–hydrothermal
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Published 06 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

Graphical Abstract
  • oxides for metal-free catalysis [15] or in synergy with metal oxides [16][17], especially for sustainable energy applications [18][19]. Because of their electronic properties, CNT composites offer unmatched opportunities for conductive tissue regeneration [20], particularly if alignment, and thus 3D
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Published 05 Feb 2018

Electron interaction with copper(II) carboxylate compounds

  • Michal Lacko,
  • Peter Papp,
  • Iwona B. Szymańska,
  • Edward Szłyk and
  • Štefan Matejčík

Beilstein J. Nanotechnol. 2018, 9, 384–398, doi:10.3762/bjnano.9.38

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  • -induced deformation, and electromigration resistance which is higher than for aluminum [24][25][26][27]. Copper nanostructures, especially nanowires, are applied in opto-electronic devices, solar cells, field-emission displays, catalysis, electronic skins, and sensor devices. Moreover, they can find
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Published 01 Feb 2018

Synthesis and characterization of electrospun molybdenum dioxide–carbon nanofibers as sulfur matrix additives for rechargeable lithium–sulfur battery applications

  • Ruiyuan Zhuang,
  • Shanshan Yao,
  • Maoxiang Jing,
  • Xiangqian Shen,
  • Jun Xiang,
  • Tianbao Li,
  • Kesong Xiao and
  • Shibiao Qin

Beilstein J. Nanotechnol. 2018, 9, 262–270, doi:10.3762/bjnano.9.28

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  • . Molybdenum dioxide (MoO2) materials are particularly attractive among the transition-metal oxides due to their high melting point, high chemical stability and low electrical resistivity (190 S cm−1). This material has great potential for applications in several fields such as sensing, catalysis
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Published 24 Jan 2018

Dielectric properties of a bisimidazolium salt with dodecyl sulfate anion doped with carbon nanotubes

  • Doina Manaila Maximean,
  • Viorel Cîrcu and
  • Constantin Paul Ganea

Beilstein J. Nanotechnol. 2018, 9, 164–174, doi:10.3762/bjnano.9.19

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  • salts were used in many applications, ranging from catalysis [13] to biological [14][15][16] or biochemical applications [17][18][19]. Recently, we have shown that it is possible to exchange the smaller anions (Br−) with alkyl sulfate ions to yield new ILCs based on bisimidazolium salts with flexible
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Published 16 Jan 2018

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

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  • in bioimaging thanks to their low cytotoxicity. Keywords: bioimaging; carbon nanodots; collaborative reduction; hydrothermal; Introduction Over recent years, carbon nanomaterials have remarkably influenced the growth of a wide range of fields, including electronics, photonics, energy, catalysis and
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Published 12 Jan 2018

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

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  • attention because of their huge specific surface area, extraordinary electronic transport properties and unique adsorption properties [1][2][3]. These materials have important applications in many fields, including physics [4], electrochemistry [5], environmental science [6] and catalysis [7]. For example
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Published 13 Dec 2017

One-step chemical vapor deposition synthesis and supercapacitor performance of nitrogen-doped porous carbon–carbon nanotube hybrids

  • Egor V. Lobiak,
  • Lyubov G. Bulusheva,
  • Ekaterina O. Fedorovskaya,
  • Yury V. Shubin,
  • Pavel E. Plyusnin,
  • Pierre Lonchambon,
  • Boris V. Senkovskiy,
  • Zinfer R. Ismagilov,
  • Emmanuel Flahaut and
  • Alexander V. Okotrub

Beilstein J. Nanotechnol. 2017, 8, 2669–2679, doi:10.3762/bjnano.8.267

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  • , 630090 Novosibirsk, Russia CNRS, Institut Carnot Cirimat, F-31062 Toulouse, France St. Petersburg State University, 7-9, Universitetskaya Nab., St. Petersburg 199034, Russia, II Physikalisches Institut, Universität zu Köln, Zülpicher Straße 77, 50937 Köln, Germany Boreskov Institute of Catalysis, SB RAS
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Published 12 Dec 2017

Synthesis of metal-fluoride nanoparticles supported on thermally reduced graphite oxide

  • Alexa Schmitz,
  • Kai Schütte,
  • Vesko Ilievski,
  • Juri Barthel,
  • Laura Burk,
  • Rolf Mülhaupt,
  • Junpei Yue,
  • Bernd Smarsly and
  • Christoph Janiak

Beilstein J. Nanotechnol. 2017, 8, 2474–2483, doi:10.3762/bjnano.8.247

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  • important technical applications [15][16][17][18][19][20][21][22]. They can be used as composite materials [23][24], in chemical sensors [25], electrodes for fuel cells [26][27][28], for catalysis [29][30][31][32] or for hydrogen storage [33]. Because of their high ionic charge, polarity and dielectric
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Published 22 Nov 2017

Comparing postdeposition reactions of electrons and radicals with Pt nanostructures created by focused electron beam induced deposition

  • Julie A. Spencer,
  • Michael Barclay,
  • Miranda J. Gallagher,
  • Robert Winkler,
  • Ilyas Unlu,
  • Yung-Chien Wu,
  • Harald Plank,
  • Lisa McElwee-White and
  • D. Howard Fairbrother

Beilstein J. Nanotechnol. 2017, 8, 2410–2424, doi:10.3762/bjnano.8.240

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  • could also be exploited to help redisperse metals, such as Pt, which have nucleated as a result of sintering during catalysis. Other Pt-containing deposits In contrast to the effectiveness of AH towards purification of PtCl2, there was no measureable removal of carbon or phosphorus contaminants for
  • applications, but potentially useful in reversing the effects of sintering in catalysis and in creating high surface area catalysts. The purification of PtCx deposits created from MeCpPtMe3 using AO was found to exhibit many of the same characteristics of postdeposition purification using electron beam
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Published 15 Nov 2017

Ta2N3 nanocrystals grown in Al2O3 thin layers

  • Krešimir Salamon,
  • Maja Buljan,
  • Iva Šarić,
  • Mladen Petravić and
  • Sigrid Bernstorff

Beilstein J. Nanotechnol. 2017, 8, 2162–2170, doi:10.3762/bjnano.8.215

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  • light to nano-scale structures via local surface plasmon resonance (LSPR) [1]. LSPR produces a strong near-field enhancement and a local heating [2][3], which are considered to be promising in several applications ranging from surface-enhanced Raman scattering [4], to catalysis [5] and heat-assisted
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Published 16 Oct 2017

Ester formation at the liquid–solid interface

  • Nguyen T. N. Ha,
  • Thiruvancheril G. Gopakumar,
  • Nguyen D. C. Yen,
  • Carola Mende,
  • Lars Smykalla,
  • Maik Schlesinger,
  • Roy Buschbeck,
  • Tobias Rüffer,
  • Heinrich Lang,
  • Michael Mehring and
  • Michael Hietschold

Beilstein J. Nanotechnol. 2017, 8, 2139–2150, doi:10.3762/bjnano.8.213

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  • the other hand, solid–liquid interfaces are much more often encountered in real world applications ranging from heterogeneous catalysis to biomembranes. Heating is in such cases usually limited by the boiling of the liquid phase, and other means to initiate on-surface reactions are often required
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Published 12 Oct 2017

Synthesis and characterization of noble metal–titania core–shell nanostructures with tunable shell thickness

  • Bartosz Bartosewicz,
  • Marta Michalska-Domańska,
  • Malwina Liszewska,
  • Dariusz Zasada and
  • Bartłomiej J. Jankiewicz

Beilstein J. Nanotechnol. 2017, 8, 2083–2093, doi:10.3762/bjnano.8.208

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  • , Kaliskiego 2 Str. 00-908 Warsaw, Poland 10.3762/bjnano.8.208 Abstract Core–shell nanostructures have found applications in many fields, including surface enhanced spectroscopy, catalysis and solar cells. Titania-coated noble metal nanoparticles, which combine the surface plasmon resonance properties of the
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Published 05 Oct 2017

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

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  • batteries [3][4][5], fuel cells [6][7], supercapacitors [8][9], catalysis carriers [10][11], drug delivery [12][13] and adsorption [14][15]. Various techniques, including arc discharge [16], laser ablation [17], chemical vapor deposition [18], and solvothermal method [19], have been developed for the
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Published 11 Sep 2017

Synthesis and catalytic application of magnetic Co–Cu nanowires

  • Lijuan Sun,
  • Xiaoyu Li,
  • Zhiqiang Xu,
  • Kenan Xie and
  • Li Liao

Beilstein J. Nanotechnol. 2017, 8, 1769–1773, doi:10.3762/bjnano.8.178

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  • easily separated from the reaction mixture. Furthermore, they were applied to the hydrolysis system of ammonia borane as a catalyst for the first time. More importantly, the catalysis results showed that the bimetallic nanowires possessed appealing catalytic performance. Therefore, a rapid and facile
  • the foundation for expanding their application to industrial catalysis. All chemicals were of analytical reagent grade and used without any further purification. CoCl2·6H2O, EDTA-2Na, CuSO4·5H2O, PVP, NaOH, N2H4·H2O, H2PtCl6·6H2O and C2H5OH were purchased from Chengdu Kelong Reagent Co., Ltd (China
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Published 25 Aug 2017

Near-infrared-responsive, superparamagnetic Au@Co nanochains

  • Varadee Vittur,
  • Arati G. Kolhatkar,
  • Shreya Shah,
  • Irene Rusakova,
  • Dmitri Litvinov and
  • T. Randall Lee

Beilstein J. Nanotechnol. 2017, 8, 1680–1687, doi:10.3762/bjnano.8.168

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  • unique properties of magnetic nanoparticles have led to diverse applications in the fields of magnetic data storage, catalysis, magnetic fluids, biosensors, drug delivery, and magnetic imaging [1][2][3][4][5][6]. Considerable efforts have been taken to tailor the magnetic properties to suit specific
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Published 14 Aug 2017

Process-specific mechanisms of vertically oriented graphene growth in plasmas

  • Subrata Ghosh,
  • Shyamal R. Polaki,
  • Niranjan Kumar,
  • Sankarakumar Amirthapandian,
  • Mohamed Kamruddin and
  • Kostya (Ken) Ostrikov

Beilstein J. Nanotechnol. 2017, 8, 1658–1670, doi:10.3762/bjnano.8.166

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  • , catalysis and energy storage. Keywords: activation energy; plasmas; residual stress; vertical graphene nanosheets; wettability; Introduction Vertical graphene nanosheets (VGNs) consist of interconnected 3D porous networks of vertically oriented graphitic sheets, which are aligned perpendicularly to the
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Published 10 Aug 2017

Two-dimensional carbon-based nanocomposites for photocatalytic energy generation and environmental remediation applications

  • Suneel Kumar,
  • Ashish Kumar,
  • Ashish Bahuguna,
  • Vipul Sharma and
  • Venkata Krishnan

Beilstein J. Nanotechnol. 2017, 8, 1571–1600, doi:10.3762/bjnano.8.159

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  • ], biosensors [25], molecular imaging [26], fuel cells [27] and catalysis [28]. The non-toxicity, abundance and the environmentally benign nature of these carbon-based materials makes them a remarkable class of materials with unique electrical and optical properties for diverse applications. In recent times
  • ]. It is noteworthy to mention here that by using different precursor materials, some of the properties, such as microstructure, adsorption affinity and isoelectric point of g-C3N4 can be tuned [91]. It is known that catalysis is a surface phenomenon, which is affected by the surface structure and
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Published 03 Aug 2017

A top-down approach for fabricating three-dimensional closed hollow nanostructures with permeable thin metal walls

  • Carlos Angulo Barrios and
  • Víctor Canalejas-Tejero

Beilstein J. Nanotechnol. 2017, 8, 1231–1237, doi:10.3762/bjnano.8.124

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  • as artificial cells [2], controlled transport and delivery of chemical agents (e.g., pharmaceutical drugs) [3], catalysis [4], lithium batteries [5] and confined reaction compartments (nanoreactors) [1]. Most fabrication methods of nanocages are based on bottom-up techniques, mainly colloidal and sol
  • example, noble metal nanoparticles could be introduced in the nanocages by using this procedure. Thus, the resulting configurations might act as gas–solid catalysis nanoreactors by taking advantage of the gas permeability of the nanocage. Low-reactive metal carbonates could also be caged in this manner
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Published 08 Jun 2017
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