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Search for "chemical reactions" in Full Text gives 134 result(s) in Beilstein Journal of Nanotechnology.

Impact of adsorbate–substrate interaction on nanostructured thin films growth during low-pressure condensation

  • Alina V. Dvornichenko,
  • Vasyl O. Kharchenko and
  • Dmitrii O. Kharchenko

Beilstein J. Nanotechnol. 2025, 16, 473–483, doi:10.3762/bjnano.16.36

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  • ][19]. Hence, the usage of different species adsorbed on different substrates results in various surface patterns and defines the morphology of the growing surface. Such patterns emerge from the interplay of quasi-chemical reactions, lateral interactions between the adsorbed particles, and adsorbate
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Published 28 Mar 2025

Preferential enrichment and extraction of laser-synthesized nanoparticles in organic phases

  • Theo Fromme,
  • Maximilian L. Spiekermann,
  • Florian Lehmann,
  • Stephan Barcikowski,
  • Thomas Seidensticker and
  • Sven Reichenberger

Beilstein J. Nanotechnol. 2025, 16, 254–263, doi:10.3762/bjnano.16.20

Graphical Abstract
  • modify the nanomaterials in situ via chemical reactions of the nanoparticles with the molecules or solutes of the liquid. Particularly when organic solvents are used as liquids, photothermally induced C–C cleavage, addition or dehydrogenation reactions of the solvents, as well as (carbon
  • formed nanoparticles [1][2][3]. However, the formed nanoparticles also interact with the used liquid during the process; thus, chemical reactions such as oxidation [3][4][5][6] or carbon shell formation [7][8][9] occur depending on the solvent’s properties, allowing for alterations of the structural
  • that chemical reactions may also occur on longer timescales, during the cavitation bubble phase (microsecond time scale) [60]. The smaller iron nanoparticles are found in the alcohol phase, while the smaller copper nanoparticles prefer the propylene carbonate phase. Hence, another explanation for the
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Published 20 Feb 2025

Heterogeneous reactions in a HFCVD reactor: simulation using a 2D model

  • Xochitl Aleyda Morán Martínez,
  • José Alberto Luna López,
  • Zaira Jocelyn Hernández Simón,
  • Gabriel Omar Mendoza Conde,
  • José Álvaro David Hernández de Luz and
  • Godofredo García Salgado

Beilstein J. Nanotechnol. 2024, 15, 1627–1638, doi:10.3762/bjnano.15.128

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  • 14 sur, Edif. IC5 y IC6. Puebla, Pue., 72507 México 10.3762/bjnano.15.128 Abstract In this study, a simulation of the elementary chemical reactions during SiOx film growth in a hot filament chemical vapor deposition (HFCVD) reactor was carried out using a 2D model. For the 2D simulation, the
  • ; chemical reactions; flow dynamics; HFCVD; hot filament chemical vapor deposition; SiOx films; Introduction The growth of materials such as non-stoichiometric silicon oxide (SiOx) is an important step in semiconductor devices development. Control of deposition parameters determines the success of the
  • . Different tools such as ab initio density functional theory [13][14], kinetic Monte Carlo simulations [15][16], and reactive molecular dynamics simulations [17][18] have been used to understand the chemical reactions underlying the growth of the films [19]. Modeling the reaction mechanism in both two
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Published 17 Dec 2024

Liver-targeting iron oxide nanoparticles and their complexes with plant extracts for biocompatibility

  • Shushanik A. Kazaryan,
  • Seda A. Oganian,
  • Gayane S. Vardanyan,
  • Anatolie S. Sidorenko and
  • Ashkhen A. Hovhannisyan

Beilstein J. Nanotechnol. 2024, 15, 1593–1602, doi:10.3762/bjnano.15.125

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  • in most biological and chemical reactions involved in the production of medical materials [10][11][12][13]. Magnetic nanoparticles (MNPs), such as iron oxides, not only exhibit superparamagnetism and high magnetic susceptibility, they also possess unique physical properties, biocompatibility
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Published 11 Dec 2024

Mn-doped ZnO nanopowders prepared by sol–gel and microwave-assisted sol–gel methods and their photocatalytic properties

  • Cristina Maria Vlăduț,
  • Crina Anastasescu,
  • Silviu Preda,
  • Oana Catalina Mocioiu,
  • Simona Petrescu,
  • Jeanina Pandele-Cusu,
  • Dana Culita,
  • Veronica Bratan,
  • Ioan Balint and
  • Maria Zaharescu

Beilstein J. Nanotechnol. 2024, 15, 1283–1296, doi:10.3762/bjnano.15.104

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  • of amorphous oxide nanopowders, the precipitation of nanocrystalline metal oxides, and the drying and thermal treatment of oxide films [23]. However, there has been comparatively less focus on studying chemical reactions in sol–gel solutions under microwave irradiation [24][25][26][27]. Numerous
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Published 28 Oct 2024

Interface properties of nanostructured carbon-coated biological implants: an overview

  • Mattia Bartoli,
  • Francesca Cardano,
  • Erik Piatti,
  • Stefania Lettieri,
  • Andrea Fin and
  • Alberto Tagliaferro

Beilstein J. Nanotechnol. 2024, 15, 1041–1053, doi:10.3762/bjnano.15.85

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  • solid choice to prevent massive implant degradation. Carbon nanomaterial coatings can prevent adverse chemical reactions triggered by both the adsorption of proteins and the metabolism of cells [151][152][153]. Hassan et al. [97] extensively investigated the effect of graphene and graphitic coatings as
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Published 16 Aug 2024

Laser synthesis of nanoparticles in organic solvents – products, reactions, and perspectives

  • Theo Fromme,
  • Sven Reichenberger,
  • Katharine M. Tibbetts and
  • Stephan Barcikowski

Beilstein J. Nanotechnol. 2024, 15, 638–663, doi:10.3762/bjnano.15.54

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  • , the corresponding reactions in organic liquids remain elusive, particularly because of the much greater complexity of carbon chemistry. To this end, this article first reviews the knowledge base of chemical reactions during LSPC and then deduces identifiable reaction pathways and mechanisms. This
  • laser ablation, fragmentation, or melting in liquids (RLAL, RLFL, or RLML), which refers to the synthesis of nanoparticles wherein molecular or galvanic replacement precursors, such as metal salts, are added to react in situ [7]. The added precursors take part in chemical reactions leading to the
  • reactions and radical species [43]. Besides the reactions involving metal salts during LRL, gas formation [44][45][46][47] and solvent decomposition [48][49][50][51] have also been reported, highlighting the importance of chemical reactions during the processes, although LSPC is often considered to be a
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Published 05 Jun 2024

Electron-induced deposition using Fe(CO)4MA and Fe(CO)5 – effect of MA ligand and process conditions

  • Hannah Boeckers,
  • Atul Chaudhary,
  • Petra Martinović,
  • Amy V. Walker,
  • Lisa McElwee-White and
  • Petra Swiderek

Beilstein J. Nanotechnol. 2024, 15, 500–516, doi:10.3762/bjnano.15.45

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  • phase [30][31][32][33][34], of clusters of the precursor [35][36][37][38], or of Fe(CO)5 adsorbed on surfaces [27][39][40][41][42][43] with the aim to provide insight into the chemical reactions inherent in the FEBID process. A recent surface science study was performed on Fe(CO)5 adsorbed on a Au
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Published 08 May 2024

Aero-ZnS prepared by physical vapor transport on three-dimensional networks of sacrificial ZnO microtetrapods

  • Veaceslav Ursaki,
  • Tudor Braniste,
  • Victor Zalamai,
  • Emil Rusu,
  • Vladimir Ciobanu,
  • Vadim Morari,
  • Daniel Podgornii,
  • Pier Carlo Ricci,
  • Rainer Adelung and
  • Ion Tiginyanu

Beilstein J. Nanotechnol. 2024, 15, 490–499, doi:10.3762/bjnano.15.44

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  • ZnS hollow microtetrapods was produced as a result of chemical reactions. The duration of the technological procedure was four and eight hours. This technological installation is less sophisticated and, consequently, less expensive than the equipment for HVPE previously used for the preparation of
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Published 02 May 2024

Graphene removal by water-assisted focused electron-beam-induced etching – unveiling the dose and dwell time impact on the etch profile and topographical changes in SiO2 substrates

  • Aleksandra Szkudlarek,
  • Jan M. Michalik,
  • Inés Serrano-Esparza,
  • Zdeněk Nováček,
  • Veronika Novotná,
  • Piotr Ozga,
  • Czesław Kapusta and
  • José María De Teresa

Beilstein J. Nanotechnol. 2024, 15, 190–198, doi:10.3762/bjnano.15.18

Graphical Abstract
  • already been studied by several groups [32][33][34][35]. However, the direct mechanism has not yet been fully elucidated up to now [36]. In the studies of etching of thermally grown SiO2, reported in 1995 by Bakker and Hess [32], the authors claim that chemical reactions between Si atoms and OH− groups
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Published 07 Feb 2024

Antibody-conjugated nanoparticles for target-specific drug delivery of chemotherapeutics

  • Mamta Kumari,
  • Amitabha Acharya and
  • Praveen Thaggikuppe Krishnamurthy

Beilstein J. Nanotechnol. 2023, 14, 912–926, doi:10.3762/bjnano.14.75

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  • do not have sugar moieties in their structure. Click chemistry: Click chemistry is characterized as a group of chemical reactions with orthogonality and site-specificity. This chemistry yields promising reaction rates with high efficiency in aqueous solutions and generates minimal cytotoxic
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Published 04 Sep 2023

Nanoarchitectonics for advanced applications in energy, environment and biology: Method for everything in materials science

  • Katsuhiko Ariga

Beilstein J. Nanotechnol. 2023, 14, 738–740, doi:10.3762/bjnano.14.60

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  • parallel and is due to the development of functional materials. In the beginning of the civilization, humans used to extract materials directly from nature and process them for personal use. Later, we learned how to create materials not found in nature through various chemical reactions. Such material
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Published 19 Jun 2023

Metal-organic framework-based nanomaterials as opto-electrochemical sensors for the detection of antibiotics and hormones: A review

  • Akeem Adeyemi Oladipo,
  • Saba Derakhshan Oskouei and
  • Mustafa Gazi

Beilstein J. Nanotechnol. 2023, 14, 631–673, doi:10.3762/bjnano.14.52

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  • electrochemical sensors (Figure 10). The target analyte interacts with the recognition layer at the sensing electrode surface to produce an electrical signal that contains the analytical information. Chemical reactions (redox reactions) on the electrode surface are converted by the physicochemical transducer into
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Published 01 Jun 2023

Titania nanoparticles for photocatalytic degradation of ethanol under simulated solar light

  • Evghenii Goncearenco,
  • Iuliana P. Morjan,
  • Claudiu Teodor Fleaca,
  • Florian Dumitrache,
  • Elena Dutu,
  • Monica Scarisoreanu,
  • Valentin Serban Teodorescu,
  • Alexandra Sandulescu,
  • Crina Anastasescu and
  • Ioan Balint

Beilstein J. Nanotechnol. 2023, 14, 616–630, doi:10.3762/bjnano.14.51

Graphical Abstract
  • differences could promote the fabrication of new devices with higher efficiency in electron–hole separation [33]. There are a lot of methods to obtain TiO2 powder, from chemical reactions in solvents [34][35][36] to simple oxidation at high temperatures [37]. Every method has its particular yield and
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Published 22 May 2023

Nanoarchitectonics to entrap living cells in silica-based systems: encapsulations with yolk–shell and sepiolite nanomaterials

  • Celia Martín-Morales,
  • Jorge Fernández-Méndez,
  • Pilar Aranda and
  • Eduardo Ruiz-Hitzky

Beilstein J. Nanotechnol. 2023, 14, 522–534, doi:10.3762/bjnano.14.43

Graphical Abstract
  • nanoarchitectonics approach involves the manipulation at the nanometre or molecular level, using chemical reactions, processes of self-assembly and self-organization, as well as modulation under external stimuli. This strategy represents a path of great interest to develop new biohybrid materials harbouring
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Published 25 Apr 2023

Molecular nanoarchitectonics: unification of nanotechnology and molecular/materials science

  • Katsuhiko Ariga

Beilstein J. Nanotechnol. 2023, 14, 434–453, doi:10.3762/bjnano.14.35

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  • solid substrate could be a key technology for building nanoscale electronic circuits. Nakayama and co-workers have succeeded in controlling the self-assembly and intermolecular chemical reactions of functional molecular components predeposited on a solid surface [112]. Specifically, they fabricated
  • extended π-carbon systems is an important process for spintronics applications. On-surface synthetic nanoarchitectonics Besides manipulating molecules and atoms with a tip, in situ observation of specific chemical reactions occurring on surfaces with a probe microscope is a very significant approach to
  • this method, one precursor is vaporized and the other precursor is introduced to the surface in advance, allowing coupling reactions to occur at the solid–vapor interface. Various two-component chemical reactions can be applied to this methodology, not limited to the Schiff base reaction they reported
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Published 03 Apr 2023

Plasmonic nanotechnology for photothermal applications – an evaluation

  • A. R. Indhu,
  • L. Keerthana and
  • Gnanaprakash Dharmalingam

Beilstein J. Nanotechnol. 2023, 14, 380–419, doi:10.3762/bjnano.14.33

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Published 27 Mar 2023

Bismuth-based nanostructured photocatalysts for the remediation of antibiotics and organic dyes

  • Akeem Adeyemi Oladipo and
  • Faisal Suleiman Mustafa

Beilstein J. Nanotechnol. 2023, 14, 291–321, doi:10.3762/bjnano.14.26

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  • inactivate pathogens. The term “photocatalysis” refers to chemical reactions that use light and a photocatalyst (basically a semiconductor). A few of the requirements that an effective photocatalyst system should satisfy include high sunlight absorption, an appropriate gap (1.5–2.8 eV), long-term charge
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Published 03 Mar 2023

Design of surface nanostructures for chirality sensing based on quartz crystal microbalance

  • Yinglin Ma,
  • Xiangyun Xiao and
  • Qingmin Ji

Beilstein J. Nanotechnol. 2022, 13, 1201–1219, doi:10.3762/bjnano.13.100

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  • QCM electrodes for chiral sensing. Cyclodextrin derivatives. Cyclodextrins (CDs) are a class of oligomers composed of glucose units. They possess hollow truncated cones with a lipophilic inner cavity and a hydrophilic edge. The hydroxy groups at the edge can undergo different chemical reactions, which
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Published 27 Oct 2022

Influence of water contamination on the sputtering of silicon with low-energy argon ions investigated by molecular dynamics simulations

  • Grégoire R. N. Defoort-Levkov,
  • Alan Bahm and
  • Patrick Philipp

Beilstein J. Nanotechnol. 2022, 13, 986–1003, doi:10.3762/bjnano.13.86

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  • simulations to study the sputtering of a surface with water contamination by sub-500 eV ions. The information of interest is the chemical reactions occurring at and below the sample surface, as well as the mixing of the contaminant layer into the sample. The ReaxFF reactive force field is used in this work
  • many-body systems whereas classical MD makes the assumption of fixed bonds and usually do not include complex chemical reactions. ReaxFF captures the dynamic nature of bond formation and breaking, based on bond-order calculation from interatomic distances. ReaxFF also includes nonbonded terms such as
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Published 21 Sep 2022

Efficient liquid exfoliation of KP15 nanowires aided by Hansen's empirical theory

  • Zhaoxuan Huang,
  • Zhikang Jiang,
  • Nan Tian,
  • Disheng Yao,
  • Fei Long,
  • Yanhan Yang and
  • Danmin Liu

Beilstein J. Nanotechnol. 2022, 13, 788–795, doi:10.3762/bjnano.13.69

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  • high flexibility. In this case, the surface of bulk materials is peeled off or corroded by physical or chemical reactions in a liquid medium, and finally low-dimensional materials are obtained. Based on the Hansen's empirical theory, the exfoliation efficiency of low-dimensional materials can be
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Published 17 Aug 2022

Direct measurement of surface photovoltage by AC bias Kelvin probe force microscopy

  • Masato Miyazaki,
  • Yasuhiro Sugawara and
  • Yan Jun Li

Beilstein J. Nanotechnol. 2022, 13, 712–720, doi:10.3762/bjnano.13.63

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  • ) because of the need for consecutive measurements in darkness and under illumination. Thus, AC-KPFM and classical KPFM measure the SPV derived from different origins, such as charge recombination (nanoseconds to milliseconds) [60], ion transport (milliseconds to seconds) [61], and surface chemical
  • reactions (hours) [62][63][64]. Particularly for photocatalytic semiconductors, AC-KPFM would be an indispensable tool for detecting the fast SPV distribution related to charge redistribution (microseconds to milliseconds) because SPV measured with classical KFPM is attributed to both charge redistribution
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Published 25 Jul 2022

Sputtering onto liquids: a critical review

  • Anastasiya Sergievskaya,
  • Adrien Chauvin and
  • Stephanos Konstantinidis

Beilstein J. Nanotechnol. 2022, 13, 10–53, doi:10.3762/bjnano.13.2

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Published 04 Jan 2022

Measurement of polarization effects in dual-phase ceria-based oxygen permeation membranes using Kelvin probe force microscopy

  • Kerstin Neuhaus,
  • Christina Schmidt,
  • Liudmila Fischer,
  • Wilhelm Albert Meulenberg,
  • Ke Ran,
  • Joachim Mayer and
  • Stefan Baumann

Beilstein J. Nanotechnol. 2021, 12, 1380–1391, doi:10.3762/bjnano.12.102

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  • environment are the strong decrease in oxygen ion mobility below 600 °C, mechanical stability and chemical stability against the used reactive gases, and local chemical reactions at the triple-phase boundaries (ceria|electron conductor|gas) as well as at the interfaces between the different components (ceria
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Published 15 Dec 2021

Morphology-driven gas sensing by fabricated fractals: A review

  • Vishal Kamathe and
  • Rupali Nagar

Beilstein J. Nanotechnol. 2021, 12, 1187–1208, doi:10.3762/bjnano.12.88

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  • ). The dendritic leaf-like structures provided active sites for the chemical reactions occurring on the surface. Figure 7k and Figure 7l show, respectively, the response of a leaf-like SnO2 architecture to different gases and its stability against NO2. The fab-frac structure demonstrated enhanced sensing
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Published 09 Nov 2021
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