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Search for "environment" in Full Text gives 981 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

A combined gas-phase dissociative ionization, dissociative electron attachment and deposition study on the potential FEBID precursor [Au(CH3)2Cl]2

  • Elif Bilgilisoy,
  • Ali Kamali,
  • Thomas Xaver Gentner,
  • Gerd Ballmann,
  • Sjoerd Harder,
  • Hans-Peter Steinrück,
  • Hubertus Marbach and
  • Oddur Ingólfsson

Beilstein J. Nanotechnol. 2023, 14, 1178–1199, doi:10.3762/bjnano.14.98

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  • electron beam energy and current, the substrate material, the environment inside the deposition chamber, and the composition of the precursor [14][15][16][17]. Heretofore, various chemical vapor deposition (CVD) precursors have been applied for FEBID depositions. For gold nanostructures, these include, for
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Published 06 Dec 2023

Hierarchically patterned polyurethane microgrooves featuring nanopillars or nanoholes for neurite elongation and alignment

  • Lester Uy Vinzons,
  • Guo-Chung Dong and
  • Shu-Ping Lin

Beilstein J. Nanotechnol. 2023, 14, 1157–1168, doi:10.3762/bjnano.14.96

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  • tips (presumably growth cones; insets) laid on the flat base area between the pillars and most likely anchored on most of the nanopillar sidewalls, resulting in a more complex, meta-2D or “2.5D” growth environment [25]. (Note that the SEM shows collapsed nanopillars due to the drying process.) Growth
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Published 29 Nov 2023

A multi-resistance wide-range calibration sample for conductive probe atomic force microscopy measurements

  • François Piquemal,
  • Khaled Kaja,
  • Pascal Chrétien,
  • José Morán-Meza,
  • Frédéric Houzé,
  • Christian Ulysse and
  • Abdelmounaim Harouri

Beilstein J. Nanotechnol. 2023, 14, 1141–1148, doi:10.3762/bjnano.14.94

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  • MPS150) coupled to a programmable voltage source (Marconi 104A) and a high-precision ammeter to measure the resistance values of the SMD devices in an electromagnetically shielded environment under stabilized air temperature (22.9 ± 0.1) °C and relative humidity (40.7 ± 0.3)%. Two different calibrated
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Published 22 Nov 2023

A bifunctional superconducting cell as flux qubit and neuron

  • Dmitrii S. Pashin,
  • Pavel V. Pikunov,
  • Marina V. Bastrakova,
  • Andrey E. Schegolev,
  • Nikolay V. Klenov and
  • Igor I. Soloviev

Beilstein J. Nanotechnol. 2023, 14, 1116–1126, doi:10.3762/bjnano.14.92

Graphical Abstract
  • multilevel structure of these artificial atoms [39][40][41][42]. It is also used to obtain information about the connection of the qubits with a noisy environment and to form dissipative stable entanglements in quantum tomography protocols [43][44][45]. Let us further consider the limitations that such non
  • characteristic obtained is very useful for using the adiabatic cell in question as an auxiliary qubit. This feature of the system’s behaviour, together with the possibility of tuning the energy spectrum, makes it possible to minimise its parasitic “magnetic” influence on the environment. Figure 4b presents the
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Published 21 Nov 2023

Prediction of cytotoxicity of heavy metals adsorbed on nano-TiO2 with periodic table descriptors using machine learning approaches

  • Joyita Roy,
  • Souvik Pore and
  • Kunal Roy

Beilstein J. Nanotechnol. 2023, 14, 939–950, doi:10.3762/bjnano.14.77

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  • cause co-exposure effects on living organisms. The extensive use of heavy metals in areas such as medicine and agriculture increased the negative impact of heavy metals on environment and living organisms, raising the need for risk assessment. Unlike other pollutants, heavy metals do not decompose
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Published 12 Sep 2023

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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  • ), which eventually decrease the number of NPs at the target site [14]. In blood stream, proteins get adsorbed onto the NPs and form a protein corona. The proteins from the biological environment produce a screening effect, which affects the targeting ability of the NPs [15][16]. Protein corona formation
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Published 04 Sep 2023

Green SPIONs as a novel highly selective treatment for leishmaniasis: an in vitro study against Leishmania amazonensis intracellular amastigotes

  • Brunno R. F. Verçoza,
  • Robson R. Bernardo,
  • Luiz Augusto S. de Oliveira and
  • Juliany C. F. Rodrigues

Beilstein J. Nanotechnol. 2023, 14, 893–903, doi:10.3762/bjnano.14.73

Graphical Abstract
  • , scanning electron microscopy and chemical element mapping analysis were carried out to confirm the uptake of the SPIONs by L. amazonensis intracellular amastigotes after removing the plasma membrane to expose the cytoplasmic environment (Figure 2). Secondary electron imaging revealed intracellular
  • and toxic to humans and the environment [6]. In this scenario, our group demonstrated the therapeutic potential of low-cost biocompatible SPIONs produced by green synthesis [9]. The present study aimed to evaluate in vitro the therapeutic potential of SPIONs produced with coconut water to treat
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Published 30 Aug 2023

Two-dimensional molecular networks at the solid/liquid interface and the role of alkyl chains in their building blocks

  • Suyi Liu,
  • Yasuo Norikane and
  • Yoshihiro Kikkawa

Beilstein J. Nanotechnol. 2023, 14, 872–892, doi:10.3762/bjnano.14.72

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  • related to energy and environment, among others. However, the fabrication of ordered nanoarchitectures remains a challenge, even in two dimensions. Therefore, a deeper understanding of the self-assembly processes and substantial factors for building ordered structures is critical for tailoring flexible
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Published 23 Aug 2023

Biomimetics on the micro- and nanoscale – The 25th anniversary of the lotus effect

  • Matthias Mail,
  • Kerstin Koch,
  • Thomas Speck,
  • William M. Megill and
  • Stanislav N. Gorb

Beilstein J. Nanotechnol. 2023, 14, 850–856, doi:10.3762/bjnano.14.69

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  • -coated artificial leaf surfaces with chemical composition and wettability of wheat (Triticum aestivum) leaves. Such artificial leaves are of interest for in vitro studies of interactions of plant surfaces with living organisms and the non-living environment, as demonstrated by Huth et al. [11], where the
  • inventions, the complexity of their structure which gives them their properties also makes them difficult to manufacture. Nanofurs are created relatively easily in a lab environment; however, a durable, environmentally friendly, cost-effective, and large-scale industrial production has been elusive so far
  • different species living on our planet and that only about 20% of them are known, one can easily understand the incredible number of new possible findings in the field of biomimetics. This also shows how important it is to protect the environment and biodiversity, as all those organisms in addition to their
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Published 03 Aug 2023

A wearable nanoscale heart sound sensor based on P(VDF-TrFE)/ZnO/GR and its application in cardiac disease detection

  • Yi Luo,
  • Jian Liu,
  • Jiachang Zhang,
  • Yu Xiao,
  • Ying Wu and
  • Zhidong Zhao

Beilstein J. Nanotechnol. 2023, 14, 819–833, doi:10.3762/bjnano.14.67

Graphical Abstract
  • pC/V. The open-circuit voltage was then measured using the NI USB-6008 data acquisition card and displayed on a computer via LabVIEW software. LabVIEW is a programming environment that utilizes graphical programming language for designing virtual instruments for experiments using the “G” language
  • normal heart sounds are labeled “−1”, and all abnormal heart sounds are labeled “1”. As the heart sound acquisition environment in the database is different, the collected heart sound signal may contain electromagnetic interference, lung sounds, and other noise. In the experiment, a 20 to 200 Hz band
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Published 31 Jul 2023

Silver-based SERS substrates fabricated using a 3D printed microfluidic device

  • Phommachith Sonexai,
  • Minh Van Nguyen,
  • Bui The Huy and
  • Yong-Ill Lee

Beilstein J. Nanotechnol. 2023, 14, 793–803, doi:10.3762/bjnano.14.65

Graphical Abstract
  • detection of harmful chemicals in the environment and for food safety is a crucial requirement. While traditional techniques such as GC–MS and HPLC provide high sensitivity, they are expensive, time-consuming, and require skilled labor. Surface-enhanced Raman spectroscopy (SERS) is a powerful analytical
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Published 21 Jul 2023

Silver nanoparticles loaded on lactose/alginate: in situ synthesis, catalytic degradation, and pH-dependent antibacterial activity

  • Nguyen Thi Thanh Tu,
  • T. Lan-Anh Vo,
  • T. Thu-Trang Ho,
  • Kim-Phuong T. Dang,
  • Van-Dung Le,
  • Phan Nhat Minh,
  • Chi-Hien Dang,
  • Vinh-Thien Tran,
  • Van-Su Dang,
  • Tran Thi Kim Chi,
  • Hieu Vu-Quang,
  • Radek Fajgar,
  • Thi-Lan-Huong Nguyen,
  • Van-Dat Doan and
  • Thanh-Danh Nguyen

Beilstein J. Nanotechnol. 2023, 14, 781–792, doi:10.3762/bjnano.14.64

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  • , Vietnam Faculty of Environment Ho Chi Minh City University of Natural Resources and Environment, 236B Le Van Sy Street, Tan Binh District, Ho Chi Minh City 700000, Vietnam Department of Chemical Technology, Ho Chi Minh City University of Food Industry, Ho Chi Minh City 700000, Vietnam Institute of
  • . Thus, AgNPs@Lac/Alg-0.7 was selected for assessment of its catalytic and antibacterial properties in this study. Catalytic degradation of contaminants Toxic organic dyes pose a serious threat to the environment, and their non-biodegradability in aqueous media has led to the consideration of various
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Published 04 Jul 2023

Carboxylic acids and light interact to affect nanoceria stability and dissolution in acidic aqueous environments

  • Matthew L. Hancock,
  • Eric A. Grulke and
  • Robert A. Yokel

Beilstein J. Nanotechnol. 2023, 14, 762–780, doi:10.3762/bjnano.14.63

Graphical Abstract
  • , dihydroxymalonic, and ascorbic acid. Nanoceria particles immediately agglomerated when exposed to these acids, in both light and dark environments. This shows that these acids were unable to create a stable environment for the nanoceria particles. The color remained yellow throughout the experimental duration when
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Published 27 Jun 2023

Control of morphology and crystallinity of CNTs in flame synthesis with one-dimensional reaction zone

  • Muhammad Hilmi Ibrahim,
  • Norikhwan Hamzah,
  • Mohd Zamri Mohd Yusop,
  • Ni Luh Wulan Septiani and
  • Mohd Fairus Mohd Yasin

Beilstein J. Nanotechnol. 2023, 14, 741–750, doi:10.3762/bjnano.14.61

Graphical Abstract
  • difficult to achieve in a highly heterogeneous environment. Therefore, the analysis of the properties of the reaction zone within the flame is critical for the optimal growth of CNTs. In the present study, a comprehensive comparison between the CNT synthesis using a methane diffusion flame and a premixed
  • -temperature environment, which forms a rough surface covered with nanoparticles. The carbide layer formed on the wire will induce localized stress on the surface due to lattice mismatch and, consequently, a breakup along grain boundaries to yield particles of different sizes and shapes [13]. According to the
  • are formed with catalyst particles at the bottom if the catalyst–substrate interaction force is more substantial [23]. Nevertheless, the rapid growth of CNTs was observed from the catalytic reaction within the flame environment. Because of the coupled energy and mass transfer phenomena, the
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Published 21 Jun 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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  • ], but also from applied fields such as catalysis [20][21], sensors [22][23], devices [24][25], environmental research [26][27], energy [28][29], and biomedical [30][31] fields. In this thematic issue entitled “Nanoarchitectonics for advanced applications in energy, environment and biology”, the authors
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Published 19 Jun 2023

Nanomaterials for photocatalysis and applications in environmental remediation and renewable energy

  • Viet Van Pham and
  • Wee-Jun Ong

Beilstein J. Nanotechnol. 2023, 14, 722–724, doi:10.3762/bjnano.14.58

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  • fuels generates harmful emissions to the environment, such as carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), nitric oxide and nitrogen dioxide (together termed NOx), and fluorinated gases (e.g., hydrofluorocarbons, perfluorocarbons, and sulfur hexafluoride) which are currently considered
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Published 13 Jun 2023

A graphene quantum dots–glassy carbon electrode-based electrochemical sensor for monitoring malathion

  • Sanju Tanwar,
  • Aditi Sharma and
  • Dhirendra Mathur

Beilstein J. Nanotechnol. 2023, 14, 701–710, doi:10.3762/bjnano.14.56

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  • organophosphates are widely used due to their availability as efficient, low-cost pesticides. It is important to recognize, however, that excessive pesticide use poses a negative impact on the environment and human health because of biomagnification and persistence [3]. One example of an organophosphate
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Published 09 Jun 2023

The microstrain-accompanied structural phase transition from h-MoO3 to α-MoO3 investigated by in situ X-ray diffraction

  • Zeqian Zhang,
  • Honglong Shi,
  • Boxiang Zhuang,
  • Minting Luo and
  • Zhenfei Hu

Beilstein J. Nanotechnol. 2023, 14, 692–700, doi:10.3762/bjnano.14.55

Graphical Abstract
  • bonding environment of h-MoO3 with temperature. (a,b) Lengths of the Mo–Mo bonds marked (1) and (2) in the inset. (c) Diameter of the octahedra tunnel as a function of the temperature. (d–f) Lengths of the Mo–O bonds within the octahedra corresponding to the given structures. Phase transition from h-MoO3
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Published 07 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

Graphical Abstract
  • antibiotics and hormones in the environment and food samples are concerning and pose a threat. Opto-electrochemical sensors have received attention due to their low cost, portability, sensitivity, analytical performance, and ease of deployment in the field as compared to conventional expensive technologies
  • nanograms and micrograms per litre. Antibiotic abuse and overuse also have serious consequences for the environment and human health. The rise of zombie-like antibiotic-resistant bacteria, which have been linked to severe allergic reactions in people, has been caused in part by the considerable fraction of
  • microbes that have been resistant to a few particular antibiotics [4][5][6][7]. Additionally, excessive antibiotic residues in the environment might constitute a major concern by producing conditions including gonorrhoea, tuberculosis, and pneumonia, which complicate their treatment [7][8]. Furthermore
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Published 01 Jun 2023

Suspension feeding in Copepoda (Crustacea) – a numerical model of setae acting in concert

  • Alexander E. Filippov,
  • Wencke Krings and
  • Stanislav N. Gorb

Beilstein J. Nanotechnol. 2023, 14, 603–615, doi:10.3762/bjnano.14.50

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  • physical processes of the environment. The model estimates the particle collecting efficiency depending on mechanical property gradients and adhesion of the different setae. Following this protocol, the model can be easily extended through adjustment of the parameters to fit a specific suspension feeding
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Published 17 May 2023

Transferability of interatomic potentials for silicene

  • Marcin Maździarz

Beilstein J. Nanotechnol. 2023, 14, 574–585, doi:10.3762/bjnano.14.48

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  • embedded-atom method (MEAM) potential for Si fitted to silicon interstitials SW1985 [38]: the Stillinger–Weber (SW) potential fitted to solid and liquid forms of Si SW2014 [39]: the Stillinger–Weber (SW) potential fitted to phonon dispersion curves of a single-layer Si sheet EDIP [40]: the environment
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Published 08 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

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  • biological functions that can be effectively manipulated through the inorganic components, with potential impact on leading applications within the fields of chemical synthesis and catalysis, energy, environment, and biomedicine. Examples of bionanohybrids include the bottom-up fabrication of
  • as stiffness and abrasion resistance to help the growth of the entrapped cells. In addition, control of the porosity of the involved inorganic materials is key to control efficiently the exchange of metabolites and nutrients with the surrounding environment. In this context, the present contribution
  • leads to a more biocompatible local environment for individual cells, while providing a more homogeneous and better encapsulation system. Additionally, in Figure 2E a detail of an isolated yolk–shell structure and an agglomeration of several cyanobacteria encapsulated in yolk–shell microstructures are
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Published 25 Apr 2023

Specific absorption rate of randomly oriented magnetic nanoparticles in a static magnetic field

  • Ruslan A. Rytov and
  • Nikolai A. Usov

Beilstein J. Nanotechnol. 2023, 14, 485–493, doi:10.3762/bjnano.14.39

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  • easy to control the distribution of magnetic nanoparticles in a biological environment, nor is it to monitor the temperature distribution in the heated area [1][2][8]. It is assumed [6][8][9][10][11][12] that some of these problems can be overcome by combining MPI and MH techniques. The MPI-MH
  • environment, except for a certain area near the field-free point (FFP). This will allow one to localize the heat release in the tumor area with millimeter accuracy. The search for optimal assemblies for joint MH-MPI therapy is an urgent task in this research area. Experimental measurements of dynamic
  • presence of both magnetic and mechanical degrees of freedom of the particles [17][22][23]. Meanwhile, in a biological environment, the rotation of magnetic nanoparticles as a whole under the action of ac magnetic field is strongly hindered [24], so that the spatial orientation of nanoparticles in
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Published 14 Apr 2023

Mixed oxides with corundum-type structure obtained from recycling can seals as paint pigments: color stability

  • Dienifer F. L. Horsth,
  • Julia de O. Primo,
  • Nayara Balaba,
  • Fauze J. Anaissi and
  • Carla Bittencourt

Beilstein J. Nanotechnol. 2023, 14, 467–477, doi:10.3762/bjnano.14.37

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  • . Keywords: circular economy; colorimetry; sustainability; Introduction The growing interest in industrial products that do not harm the environment triggered the development of diverse strategies to optimize recycling and green syntheses of materials. It is possible to combine economic and environmental
  • 240 h of direct exposure to acid and alkaline environments (Table 5). In general, it was observed that the total color variation (ΔE) increased after 240 h of exposure in both environments. After 240 h in an acid environment, the commercial white paint showed a ΔE of 1.33, which is considered a clear
  • without added pigments exhibits a more significant color variation (ΔE) in an acid environment. A work under similar conditions of harsh environments with cobalt and nickel aluminates obtained by the same synthetic route used in this article yielded similar results of color stability [14], with
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Published 05 Apr 2023

Conjugated photothermal materials and structure design for solar steam generation

  • Chia-Yang Lin and
  • Tsuyoshi Michinobu

Beilstein J. Nanotechnol. 2023, 14, 454–466, doi:10.3762/bjnano.14.36

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  • . Current technologies for dealing with the water shortage problem either exacerbate energy problems or sacrifice the environment. Solar-driven steam generation technology, in contrast, is a solar-powered technology that meets the global trend for clean, sustainable, and green technology. To obtain a high
  • of the steam generation from heat. The generated thermal energy must be used for water evaporation and heat loss to the environment needs to be avoided. Sunlight absorption The wavelength range and intensity of the solar spectrum are important factors for harnessing solar energy. As this review
  • evaporation efficiency To achieve the maximum vaporization efficiency, the heat generated by the solar absorber must be fully utilized to vaporize water. However, under actual conditions, the bulk heating of water consumes heat and causes losses to the environment through conduction, convection, and radiation
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Published 04 Apr 2023
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