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Search for "environment" in Full Text gives 981 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.
TiO2 immobilized on 2D mordenite: effect of hydrolysis conditions on structural, textural, and optical characteristics of the nanocomposites
Beilstein J. Nanotechnol. 2025, 16, 128–140, doi:10.3762/bjnano.16.12
- nanoparticles of about 4 nm in size. It was found that the textural properties of the resulting materials are sensitive to the environment in which TEOT hydrolysis takes place. Alkoxides are, generally, not stable in protic solvents such as water. However, because of this property they are widely used as
Comparison of organic and inorganic hole transport layers in double perovskite material-based solar cell
Beilstein J. Nanotechnol. 2025, 16, 119–127, doi:10.3762/bjnano.16.11
- , as well as geothermal, tidal, and solar energy. Renewable energy sources are unlimited and can be constantly replenished. In the coming years, renewable energy sources will contribute to decarbonizing energy systems. Solar energy safeguards both human health and a healthy environment [1]. Akmam and
Nanocarriers and macrophage interaction: from a potential hurdle to an alternative therapeutic strategy
Beilstein J. Nanotechnol. 2025, 16, 97–118, doi:10.3762/bjnano.16.10
- standard treatment regimen for AIH. 6.2 Targeting lung diseases The immune system plays an essential role in the lungs, representing the largest surface exposed to the external environment. Pathogens can enter through the inhaled air via the epithelial layer or through the bloodstream via the endothelium
Instance maps as an organising concept for complex experimental workflows as demonstrated for (nano)material safety research
Beilstein J. Nanotechnol. 2025, 16, 57–77, doi:10.3762/bjnano.16.7
- of engineered nanomaterials to change characteristics based on the properties of their environment presents a unique challenge for evaluating their potential environmental and human risks [15][16]. This “context dependence” of many nanomaterials’ properties requires distinction between extrinsic
Advanced atomic force microscopy techniques V
Beilstein J. Nanotechnol. 2025, 16, 54–56, doi:10.3762/bjnano.16.6
- software tool (”unDrift”), which allows reliable and fast drift correction. Dickbreder et al. demonstrate the robust performance of the software tool by AFM data recorded under varying conditions (vacuum or liquid environment) on calcite surfaces with recording times up to several hours. The work by Nony
Orientation-dependent photonic bandgaps in gold-dust weevil scales and their titania bioreplicates
Beilstein J. Nanotechnol. 2025, 16, 1–10, doi:10.3762/bjnano.16.1
- in insect scales are, however, ideal templates for transferring these complex geometries, which cannot be otherwise synthesized, into media with higher refractive index. Plasma etching is an effective way to open the beetle scales and make them accessible to the chemical environment used for
Mechanistic insights into endosomal escape by sodium oleate-modified liposomes
Beilstein J. Nanotechnol. 2024, 15, 1667–1685, doi:10.3762/bjnano.15.131
- using anionic SO, a pH-sensitive lipid-based molecule with amphipathic characteristics, as an innovative agent for overcoming endosomal entrapment. At physiological pH, SO carries a negative charge, limiting its interaction with cell membranes. However, within the acidic endosomal environment, SO
- environment, which is representative of endosomal conditions. In contrast, at pH 7.4, the fusion percentage for SO was significantly lower, peaking at only 10% at the highest concentration, highlighting the pH-sensitivity of SO’s fusogenic effect. A similar trend was observed for the positive control, DOPE
- the membrane surface rather than penetrating deeply. This distribution reflects AUR’s amphipathic nature, where the peptide’s hydrophilic regions interact with the aqueous environment, while the hydrophobic regions associate with the lipid headgroups. The hydrogen bond analysis (Figure 6b,d
Fabrication of hafnium-based nanoparticles and nanostructures using picosecond laser ablation
Beilstein J. Nanotechnol. 2024, 15, 1639–1653, doi:10.3762/bjnano.15.129
- ][41][43]. The decomposed surrounding liquid has a carbon-rich environment. As the polycrystals grow, they also act as a nucleus for carbon atoms to self-assemble [27][50], forming graphite layers and, eventually, core–shell NPs of different sizes. This formation of graphite layers might prevent the
- formation of fibres. As no hafnium oxide was observed, it can be stated that oxygen in the plasma from HfO0.25 did not react with Hf4+. This can be explained through the fact that the carbon-rich environment near the plasma shifts the reaction equilibrium in favour of the formation of HfC [23][24][51][52
- ) in different solvents. They observed that the choice of the surrounding liquid environment allowed them to tune the properties of the iron-based NPs, for example, the generation of iron oxides or carbides. In the present case, the surrounding liquid possibly had a huge influence on the formation of
Biomimetic nanocarriers: integrating natural functions for advanced therapeutic applications
Beilstein J. Nanotechnol. 2024, 15, 1619–1626, doi:10.3762/bjnano.15.127
- the production of nature-inspired synthetics as demonstrated in Figure 2B [22][23][24][25][26]. Indeed, the co-incubation of nanoparticles with cellular components creates an environment conducive to the absorption of proteins by the nanoparticles, thereby facilitating the connection of these
Natural nanofibers embedded in the seed mucilage envelope: composite hydrogels with specific adhesive and frictional properties
Beilstein J. Nanotechnol. 2024, 15, 1603–1618, doi:10.3762/bjnano.15.126
- amount, which raises questions about their role. The experiment answering this question can be an oxidation process of phenols, which happens at increased temperature (40 °C) [98]. One can suppose that the increase of the temperature within the mucilage envelope in the natural environment can happen
Facile synthesis of size-tunable L-carnosine-capped silver nanoparticles and their role in metal ion sensing and catalytic degradation of p-nitrophenol
Beilstein J. Nanotechnol. 2024, 15, 1576–1592, doi:10.3762/bjnano.15.124
- Akash Kumar Ridhima Chadha Abhishek Das Nandita Maiti Rayavarapu Raja Gopal Nanomaterial Toxicology Laboratory, Drug and Chemical Toxicology Group, Food, Drug and Chemical, Environment and Systems Toxicology (FEST) Divison, CSIR-Indian Institute of Toxicology Research (CSIR-IITR), Vishvigyan
- was performed in vaccum and water as solvent using the SCRF (CPCM) model to account for the effect of the environment. The computations were performed using density functional theory (DFT) with the B3LYP functional [22] and split basis sets 6-31+G* for all atoms (C, O, N, and H), and LANL2DZ for Ag
Green synthesis of silver nanoparticles derived from algae and their larvicidal properties to control Aedes aegypti
Beilstein J. Nanotechnol. 2024, 15, 1566–1575, doi:10.3762/bjnano.15.123
- residues in the environment [30]. Physical methods include laser ablation, UV irradiation, evaporation condensation, aerosol methods, and lithography. High cost, high energy consumption, and expensive equipment make these techniques uneconomical [31]. Because of these disadvantages, synthesis methods based
- formation of substances harmful to human health and the environment [36][37]. It has many advantages compared to chemical and physical methods, that is, it is non-toxic, pollution-free, ecological and economical, and more sustainable [38][39]. There is a variety of natural resources for the green synthesis
Electrochemical nanostructured CuBTC/FeBTC MOF composite sensor for enrofloxacin detection
Beilstein J. Nanotechnol. 2024, 15, 1522–1535, doi:10.3762/bjnano.15.120
- severe adverse effects, including skeletal, reproductive, immune, and digestive disorders; moreover, ENR cannot be completely absorbed by most animals, it easily enters the environment through the excrement of organisms, also in the form of metabolites [3][4]. Nowadays, the concentration of ENR in
- , that is, PBS, Britton–Robinson (BR), KCl, and NaNO3, were tested to determine the most suitable environment for ENR oxidation. The voltammograms in Figure 8 show no clear SWV peak in KCl and NaNO3 electrolytes. In contrast, PBS and BR yielded well-defined peaks at 0.85 and 0.88 V, respectively. The ENR
Integrating high-performance computing, machine learning, data management workflows, and infrastructures for multiscale simulations and nanomaterials technologies
Beilstein J. Nanotechnol. 2024, 15, 1498–1521, doi:10.3762/bjnano.15.119
- complex simulations without extensive programming knowledge. The open-source nature of these packages encourages community contributions, fostering a collaborative environment and driving continuous improvement in materials simulation capabilities. Additionally, consumer-driven technologies like virtual
- experimental measurements, simulation results, and materials databases, into a unified model. This digital representation enables researchers to explore and analyze materials in a virtual environment, providing insights that would otherwise require extensive and time-consuming experimental testing [53][54
- reproducible, while giving the possibility to mix actual code with a markdown text and different media, an approach very akin to that of literate programming [76]. The main component of the Jupyter ecosystem is the Jupyter Notebook. The Jupyter Notebook provides an interactive computing environment that
Polymer lipid hybrid nanoparticles for phytochemical delivery: challenges, progress, and future prospects
Beilstein J. Nanotechnol. 2024, 15, 1473–1497, doi:10.3762/bjnano.15.118
- and controlled release of the encapsulated drugs. Among all PLHNPs, these hybrid nanocarriers show the highest stability in the biological fluids and stimuli-responsive release of encapsulated drugs. In addition, the polymeric cage protects the drug from the harsh environment, and encapsulated drugs
- fabricated QCT-loaded PLHNPs (QCT-PLHNPs) for improved transfollicular delivery to treat alopecia [91]. The developed QCT-PLHNPs provided a lipophilic environment that effectively adheres to the scalp and shows significantly higher follicular uptake. In vivo studies in Sprague Dawley (SD) rats bearing
Effect of radiation-induced vacancy saturation on the first-order phase transformation in nanoparticles: insights from a model
Beilstein J. Nanotechnol. 2024, 15, 1453–1472, doi:10.3762/bjnano.15.117
- in an inert environment, can be considered highly dispersed composite materials (HDCMs). HDCMs exhibit potential for the use under conditions of high temperatures and radiation exposure, making them promising materials for new-generation modular nuclear reactors, advanced charge storage applications
Ion-induced surface reactions and deposition from Pt(CO)2Cl2 and Pt(CO)2Br2
Beilstein J. Nanotechnol. 2024, 15, 1427–1439, doi:10.3762/bjnano.15.115
- transformations of precursor thin films. In this approach, the precursor is adsorbed onto a cooled substrate to form 1–2 nm thin films. The effects of ion beam exposure on the thin films are characterized by X-ray photoelectron spectroscopy to identify changes in the films’ composition and chemical environment
- more heterogeneous local environment as the deposit forms from the molecular precursor, although the invariant peak position indicates that there is little change in the average chemical environment surrounding the halogen atoms. Since the loss of CO from all of the Pt(CO)2X2 films can be described by
- data in Figure S5 (Supporting Information File 1) reveal that no detectable Cl or C signals are present in the Ar+-induced Pt deposits. In contrast, electron-induced deposition of Pt from Pt(CO)2Cl2 was found to contain impurities depending on the background environment. Notably, electron-induced
Lithium niobate on insulator: an emerging nanophotonic crystal for optimized light control
Beilstein J. Nanotechnol. 2024, 15, 1415–1426, doi:10.3762/bjnano.15.114
- second-harmonic generation and modulation. This confinement is also crucial in reducing the impact of environmental noise on quantum systems, providing a more stable and controlled environment for quantum computing experiments. Achieving phase matching is crucial for various quantum processes, such as
Nanotechnological approaches for efficient N2B delivery: from small-molecule drugs to biopharmaceuticals
Beilstein J. Nanotechnol. 2024, 15, 1400–1414, doi:10.3762/bjnano.15.113
- advantages of liposomes include, but are not limited to, high biocompatibility, biodegradability, and prolonged retention in the blood stream when pegylated [91]. Despite their significant advantages, liposomes could also suffer from disadvantages such as short half-life in the body environment and drug
A biomimetic approach towards a universal slippery liquid infused surface coating
Beilstein J. Nanotechnol. 2024, 15, 1376–1389, doi:10.3762/bjnano.15.111
- ][13], anodization [3][14], silane chemistry [18], and polymer multilayers [5][15]. While these methods are effective, there is often a requirement for a specific chemical environment, like a plasma processing step or the growth of an oxide layer. In this investigation, we aim to simplify the
Hymenoptera and biomimetic surfaces: insights and innovations
Beilstein J. Nanotechnol. 2024, 15, 1333–1352, doi:10.3762/bjnano.15.107
- for detecting chemical, mechanical, and hygrothermal/CO2 cues in the environment, overall known with the term sensilla (Figure 4). Hymenoptera sensilla encompass different morphologies and sizes, which also vary in number both among species and between sexes [54][55]. Such great variability is often
Nanoarchitectonics with cetrimonium bromide on metal nanoparticles for linker-free detection of toxic metal ions and catalytic degradation of 4-nitrophenol
Beilstein J. Nanotechnol. 2024, 15, 1312–1332, doi:10.3762/bjnano.15.106
- Akash Kumar Raja Gopal Rayavarapu Nanomaterial Toxicology Laboratory, Drug and Chemical Toxicology Group, Food, Drug and Chemical, Environment and Systems Toxicology (FEST) Divison, CSIR-Indian Institute of Toxicology Research (CSIR-IITR), Vishvigyan Bhawan, 31 Mahatma Gandhi Marg, Lucknow 226001
- and silver) nanoprobes are emerging as versatile colorimetric and spectrophotometric nanosensors for rapid detection/degradation of heavy metal ions and toxic pollutants that pose a serious challenge to environment and human health. Globally, acceleration of industrial growth and urbanization led to
- the increased release of pollutants into the environment, causing health concerns to humans. Untreated industrial effluents are released, and most heavy metal ions accumulate in water higher than the permissible limits, pollute drinking water, and are non-biodegradable. Heavy metal ions are
Interaction of graphene oxide with tannic acid: computational modeling and toxicity mitigation in C. elegans
Beilstein J. Nanotechnol. 2024, 15, 1297–1311, doi:10.3762/bjnano.15.105
- relevance of GO, it is necessary to ensure its safe application, disposal, and regulation. This begins with understanding the behavior of this material in the environment and its impact on living organisms. Once in a biological/environmental medium, GO undergoes processes such as aggregation
- ions [8][9][10]. The physicochemical changes and interactions undergone by GO in the environment greatly influence the biological effects of this material. Recently, Bortolozzo et al. [11] showed that GO degradation by sodium hypochlorite resulted in the mitigation of GO toxicity to Caenorhabditis
- model in studies of environmental toxicology [31]. Because of its abundance in the environment, its important role in the decomposition and cycling of nutrients, and its sensibility to environmentally relevant concentrations of hazard products, C. elegans is considered a good environmental indicator of
Mn-doped ZnO nanopowders prepared by sol–gel and microwave-assisted sol–gel methods and their photocatalytic properties
Beilstein J. Nanotechnol. 2024, 15, 1283–1296, doi:10.3762/bjnano.15.104
- by microwave irradiation has the advantage of saving time and energy. Developing new depollution technologies to mineralize organic compounds in aqueous media under solar light irradiation is now mandatory for environment preservation. The above-investigated materials proved to fit perfectly well to
New design of operational MEMS bridges for measurements of properties of FEBID-based nanostructures
Beilstein J. Nanotechnol. 2024, 15, 1273–1282, doi:10.3762/bjnano.15.103
- [38], but this technique is difficult to apply in SEM chambers (the ultimate working environment for opMEMS) because of the difficulty of obtaining a controlled magnetic field inside. In the experiments, the resonance of the opMEMS was measured outside the vacuum chamber using a SIOS nano vibration
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