Functionalized gold nanoflowers on carbon screen-printed electrodes: an electrochemical platform for biosensing hemagglutinin protein of influenza A H1N1 virus

• Carlos Enrique Torres-Méndez,
• Sharmilee Nandi,
• Klara Martinovic,
• Patrizia Kühne,
• Yifan Liu,
• Sam Taylor,
• Maria Lysandrou,
• Maria Ines Berrojo Romeyro Mascarenhas,
• Viktoria Langwallner,
• Javier Enrique Sebastián Alonso,
• Ivana Jovanovic,
• Maike Lüftner,
• Georgia-Vasiliki Gkountana,
• David Bern,
• Abdul-Raouf Atif,
• Ehsan Manouchehri Doulabi,
• Gemma Mestres and
• Masood Kamali-Moghaddam

Beilstein J. Nanotechnol. 2025, 16, 540–550, doi:10.3762/bjnano.16.42

• process, forming stable AuNFs that remain at the surface of the electrode upon contact with water and ethanol as no change in the CV was observed after contact with these solvents (Supporting Information File 1, Figure S1). This suggests strong mechanical adhesion of the AuNFs to the CSPE surface. The

• HAuCl4 solution containing 6 mM HCl and 0.5 M sulfuric acid was added on top of the CSPE, and a potential of −0.25 V (vs Ag/AgCl) was applied for 60 s. The electrode was then rinsed with 25 mL deionized water, dried under a flow of N2, and stored at room temperature (RT) in dark. Functionalization with 4

Electron beam-based direct writing of nanostructures using a palladium β-ketoesterate complex

• Chinmai Sai Jureddy,
• Krzysztof Maćkosz,
• Aleksandra Butrymowicz-Kubiak,
• Iwona B. Szymańska,
• Patrik Hoffmann and
• Ivo Utke

Beilstein J. Nanotechnol. 2025, 16, 530–539, doi:10.3762/bjnano.16.41

• multiple cycles of water–acetone–isopropanol solvents in an ultrasonification bath and then dried using pressurized N2 gas. For the precursor delivery, we used a heatable, custom-built GIS. Before precursor filling, the GIS underwent the same cleaning procedure as the substrate. The solid precursor was

Zeolite materials with Ni and Co: synthesis and catalytic potential in the selective hydrogenation of citral

• Inocente Rodríguez-Iznaga,
• Yailen Costa Marrero,
• Tania Farias Piñeira,
• Céline Fontaine,
• Lexane Paget,
• Beatriz Concepción Rosabal,
• Arbelio Penton Madrigal,
• Vitalii Petranovskii and
• Gwendoline Lafaye

Beilstein J. Nanotechnol. 2025, 16, 520–529, doi:10.3762/bjnano.16.40

• SEM image (Figure 2). To remove excess solution, water washes are typically applied. The materials obtained via IE underwent extensive washing with distilled water, while those obtained via Imp were only lightly washed, leading to the observed differences in chloride content. According to this, there

• for materials obtained by IE are higher than those of ZSA. This increase is consistent with expectations [17][18], as the ion exchange and water washing treatments effectively clean the materials’ surface, thereby enhancing the available surface area and porosity (microporosity) for adsorption. The

• washed with distilled water to remove chloride ions and oven-dried at 110 °C. The Imp processes were conducted using a total of 6% of corresponding metals (Ni, Co, and Ni/Co) per gram of ZSA and solutions with total metal contents of 0.2 mol/L. Both the ZSA and the solutions were heated to 80 °C before

Water in nanoporous hexagonal boron nitride nanosheets: a first-principles study

• Juliana A. Gonçalves,
• Ronaldo J. C. Batista and
• Marcia C. Barbosa

Beilstein J. Nanotechnol. 2025, 16, 510–519, doi:10.3762/bjnano.16.39

• Cruzeiro, 35400-000, Ouro Preto, MG, Brazil 10.3762/bjnano.16.39 Abstract Nanoporous membranes are being explored as efficient materials for water filtration and desalination applications. In this study, we analyzed the behavior of pores within a freestanding hexagonal boron nitride (h-BN) monolayer in

• contact with water molecules. Our investigation revealed that triangular and rhombic pores induce wrinkles in non-deposited h-BN monolayers because of the repulsion between hydrogen orbitals at their 60° vertices. We found that the addition of N–H or B–H pairs at 60° vertices mitigates these out-of-plane

• that rhombic pores have a high affinity for water absorption, much higher than that of triangular pores. This suggests that the type of pore can significantly alter the hydrophobicity of h-BN and influence water flow through the membrane. Additionally, we observed that water molecules tend to form

N₂⁺-implantation-induced tailoring of structural, morphological, optical, and electrical characteristics of sputtered molybdenum thin films

• Usha Rani,
• Kafi Devi,
• Divya Gupta and
• Sanjeev Aggarwal

Beilstein J. Nanotechnol. 2025, 16, 495–509, doi:10.3762/bjnano.16.38

• minimizing the reflected power. Before deposition, the target surface was pre-sputtered for 15 min to remove any surface contamination. The silicon substrates were meticulously cleaned by washing them with distilled water and isopropyl alcohol and rinsing them with acetone. The vacuum chamber was evacuated

Performance optimization of a microwave-coupled plasma-based ultralow-energy ECR ion source for silicon nanostructuring

• Joy Mukherjee,
• Safiul Alam Mollick,
• Tanmoy Basu and
• Tapobrata Som

Beilstein J. Nanotechnol. 2025, 16, 484–494, doi:10.3762/bjnano.16.37

• diameter of the plasma cup is around 52 mm. The cup is surrounded by water-cooled NdFeB magnets, which produce a multi-cusp field to confine the plasma. The 2.45 GHz magnetron microwave source is attached to the back side of the ion source, as shown in Figure 2. The dimension of the cylindrical resonator

Effect of additives on the synthesis efficiency of nanoparticles by laser-induced reduction

• Rikuto Kuroda,
• Takahiro Nakamura,
• Hideki Ina and
• Shuhei Shibata

Beilstein J. Nanotechnol. 2025, 16, 464–472, doi:10.3762/bjnano.16.35

• water electrolysis catalyst than IrO2 [32]. The combination and composition of elements are important to achieve superior properties to those of pure metal nanoparticles. The typical method for nanoparticles synthesis such as chemical reduction with thermal equilibrium reaction is basically limited to

• radical scavengers In laser-induced reduction, laser irradiation breaks down water molecules to produce various radical species. The standard electrode potentials of solvated electrons (e−aq) and hydrogen radicals (H•) are E0 = −2.77 V and E0 = −2.1 V, respectively [33]. It has been reported that solvated

• complete even after 30 min of laser irradiation, which was longer than the case without IPA. This is thought to be based on the fact that the relative permittivity of IPA (20.18) is lower than that of water (80.1) [35]. Then the efficiency of radical generation accompanying the decomposition of the solvent

Synthetic-polymer-assisted antisense oligonucleotide delivery: targeted approaches for precision disease treatment

• Ana Cubillo Alvarez,
• Dylan Maguire and
• Ruairí P. Brannigan

Beilstein J. Nanotechnol. 2025, 16, 435–463, doi:10.3762/bjnano.16.34

• delivery in tumour therapy. Poly(ʟ-glutamic acid). Poly(ʟ-glutamic acid) (PLG) is a biodegradable, water-soluble synthetic polymer composed of repeating units of the amino acid ʟ-glutamic acid. Owing to the presence of the carboxyl side chains, PLG is anionic under physiological conditions (pH ≈ 7.4). This

Quantification of lead through rod-shaped silver-doped zinc oxide nanoparticles using an electrochemical approach

• Ravinder Lamba,
• Gaurav Bhanjana,
• Neeraj Dilbaghi,
• Vivek Gupta and
• Sandeep Kumar

Beilstein J. Nanotechnol. 2025, 16, 422–434, doi:10.3762/bjnano.16.33

• NRs were studied using dynamic light scattering analysis, and their zeta potential was determined. Figure 5 represents the zeta potential of Ag@ZnO NRs. The samples were collected in the liquid state and the Ag@ZnO NRs zeta potential of ≈30 mV accounts for the stability of the nanoparticles in water

• counter electrode [27]. In order to investigate Ag@ZnO NRs response to lead, a standard cyclic voltammetry (CV) experiment was conducted both with and without lead. A typical CV sweep curve for a gold electrode modified with Ag@ZnO NRs in double-distilled water with (black line) and without (red line

• application of the proposed sensor To check the suitability of the proposed lead sensor, different real samples were tested. Real samples were collected from various sources (e.g., tap water, groundwater, canal water, and water contaminated with a known amount of lead). In order to assess the presence of lead

Size control of nanoparticles synthesized by pulsed laser ablation in liquids using donut-shaped beams

• Abdel Rahman Altakroury,
• Oleksandr Gatsa,
• Farbod Riahi,
• Zongwen Fu,
• Miroslava Flimelová,
• Andrei Samokhvalov,
• Stephan Barcikowski,
• Carlos Doñate-Buendía,
• Alexander V. Bulgakov and
• Bilal Gökce

Beilstein J. Nanotechnol. 2025, 16, 407–417, doi:10.3762/bjnano.16.31

• laser beam. In experiments on pulsed laser ablation in water of gold, yttrium oxide, and high-entropy alloy targets with both Gaussian and donut-shaped beams, we observed a significant reduction in particle size, narrowing of the size distribution width, and an improvement in sphericity when utilizing

• distance between the target surface and the window was ca. 7 mm. Deionized water was used as liquid in all experiments and pumped through the chamber at a flow rate of 0.13 L·min−1, ensuring the complete filling of the chamber volume under laminar flow conditions. For the synthesis of gold and Y2O3 NPs

• , especially in water. However, a similar trend for the different materials using the donut-shaped PLAL can indicate that the donut-shaped beam does not drastically modify the materials’ composition. This will be discussed in section Results and Discussion. Results and Discussion Figure 2 depicts the size

ReactorAFM/STM – dynamic reactions on surfaces at elevated temperature and atmospheric pressure

• Tycho Roorda,
• Hamed Achour,
• Matthijs A. van Spronsen,
• Marta E. Cañas-Ventura,
• Sander B. Roobol,
• Willem Onderwaater,
• Mirthe Bergman,
• Peter van der Tuijn,
• Gertjan van Baarle,
• Johan W. Bakker,
• Joost W. M. Frenken and
• Irene M. N. Groot

Beilstein J. Nanotechnol. 2025, 16, 397–406, doi:10.3762/bjnano.16.30

• tip is washed with isopropanol, then by Milli-Q water and dried with pure nitrogen gas. In the third step, the etched tip is cut to length and glued on by hand with silver epoxy to the free end of the tuning fork prong. Tip lengths are cut to approximately 200 μm to prevent unwanted potential lateral

• hydrocarbons CnH2n+2, with water as byproduct [24]. We have investigated the reaction on Co nanoparticles deposited on an Al2O3 support, grown on a NiAl(110) single crystal. The NiAl(110) surface has been prepared by repeated cycles of Ar-ion sputtering (3 μA, 1 kV, 30 min) at room temperature followed by

• water (m/z 18) indicating that the FTS reaction has started. After ≈1200 seconds, the water signal reaches a maximum. Hereafter, the temperature decreases, until reaching 490 K, where the reaction completely stops and the number of counts starts to significantly decrease. At 490 K, at which point the Co

Engineered PEG–PCL nanoparticles enable sensitive and selective detection of sodium dodecyl sulfate: a qualitative and quantitative analysis

• Soni Prajapati and
• Ranjana Singh

Beilstein J. Nanotechnol. 2025, 16, 385–396, doi:10.3762/bjnano.16.29

• as silicon oil (Cat. No. 015067), were obtained from CDH Fine Chemicals (India). All chemicals were used as received without further purification. Prior to experimentation, all glassware was cleaned with aqua regia (HCl:HNO3, 3:1 v/v) and thoroughly rinsed with double-distilled water. Methodology

• and PCL to produce amphiphilic nanoparticles which possess both hydrophilic and hydrophobic segments. PEG, known for its water solubility and biocompatibility, provides the hydrophilic component, while PCL, a biodegradable polyester, contributes with hydrophobicity, enabling the formation of

Development of a mucoadhesive drug delivery system and its interaction with gastric cells

• Ahmet Baki Sahin,
• Serdar Karakurt and
• Deniz Sezlev Bilecen

Beilstein J. Nanotechnol. 2025, 16, 371–384, doi:10.3762/bjnano.16.28

• mucoadhesive drug delivery system that was developed to fulfill these requirements. Alginate nanoparticles were synthesized by water-in-oil emulsification followed by external gelation and then coated with the mucoadhesive polymer Eudragit RS100. The formulated nanoparticles had a mean size of 219 nm and

• ± 3.9)%. To our knowledge, the range of encapsulation efficiency (EE) values determined in studies conducted with alginate-based nanoparticles was 7–90% [46][47]. As examples, Fernando et al., produced nanoparticles by a water-in-oil emulsification/external gelation process with EE values of 36% [48

• nanoparticles was examined after 24 h through fluorescence measurements in the underlying gelatin layer (test group). As the reference group, nanoparticles were dispersed in water (instead of mucin) and incubated on a gelatin layer for 24 h. The purpose of this group was to determine the maximum nanoparticle

Pulsed laser in liquid grafting of gold nanoparticle–carbon support composites

• Madeleine K. Wilsey,
• Teona Taseska,
• Qishen Lyu,
• Connor P. Cox and
• Astrid M. Müller

Beilstein J. Nanotechnol. 2025, 16, 349–361, doi:10.3762/bjnano.16.26

• that the carbon support is wettable by water. Making macroscopic carbon surfaces hydrophilic necessitates carbon surface oxygenates that are thermodynamically stable only at graphitic edges spaced closely enough to retain adsorbed water [22]. This precludes glassy carbon and basal-plane highly ordered

• lowered by surface reconstruction [37]. Passivation of dangling bonds on graphite occurs fast [38]; we were unable to find a reported timescale. In general, dangling bonds possess short lifetimes. For example, dangling OH bonds of water have sub-picosecond lifetimes [39], whereas the lifetimes of dangling

• circuit potential, where no faradaic current flows [2], did not show product generation. This demonstrates that the gold nanoparticle–carbon fiber paper composite cathode electrocatalyzed hydrogen evolution in aqueous bicarbonate reduction (Figure 6C,D). Hydrogen can arise from the reduction of water

Graphene oxide–chloroquine conjugate induces DNA damage in A549 lung cancer cells through autophagy modulation

• Braham Dutt Arya,
• Sandeep Mittal,
• Prachi Joshi,
• Alok Kumar Pandey,
• Jaime E. Ramirez-Vick,
• Govind Gupta and
• Surinder P. Singh

Beilstein J. Nanotechnol. 2025, 16, 316–332, doi:10.3762/bjnano.16.24

• , until a dark brownish precipitate appeared, followed by addition of 1.5 mL of H2O2 (30%) and 100 mL of ice-cold ultrapure water to stop the oxidation reaction and eliminate unreacted KMnO4. The chemistry involved in the chemical exfoliation of graphite is shown in Figure 1. The purified graphitic sheets

• were collected using successive centrifugation steps at 13,000 rpm for 30 min and washing with deionized (DI) water several times, until the hydrolysis of covalent sulfates formed during oxidation [26][27]. The final product of exfoliated GO nanosheets were extracted through freeze-drying. Binding of

Fabrication and evaluation of BerNPs regarding the growth and development of Streptococcus mutans

• Tuyen Huu Nguyen,
• Hong Thanh Pham,
• Kieu Kim Thanh Nguyen,
• Loan Hong Ngo,
• Anh Ngoc Tuan Mai,
• Thu Hoang Anh Lam,
• Ngan Thi Kim Phan,
• Dung Tien Pham,
• Duong Thuy Hoang,
• Thuc Dong Nguyen and
• Lien Thi Xuan Truong

Beilstein J. Nanotechnol. 2025, 16, 308–315, doi:10.3762/bjnano.16.23

• . It also exhibits antifungal activity against Aspergillus, Penicillium, Candida, and Cryptococcus [10]. While having several benefits, berberine has limited therapeutic usage since it is poorly soluble in water, absorbs poorly through the intestinal wall, and has a very low bioavailability (about 5

• materials with novel properties. The development of substances and methods with enhanced water dispersibility and bioavailability from materials such as berberine and curcumin is a current trend. Several studies on the nanofabrication of berberine aimed at improving its bioavailability and evaluating its

• sulfate (Scharlau, Spain), and filled up to a total weight of 100 g with sterile distilled water. Zirconium balls (200 g) were added to the vial, which was placed on a platen roller and operated at 2,000 rpm for 120 h. After milling, the balls were removed, and the suspension of BerNPs was collected

Enhancing mechanical properties of chitosan/PVA electrospun nanofibers: a comprehensive review

• Nur Areisman Mohd Salleh,
• Amalina Muhammad Afifi,
• Fathiah Mohamed Zuki and
• Hanna Sofia SalehHudin

Beilstein J. Nanotechnol. 2025, 16, 286–307, doi:10.3762/bjnano.16.22

• sensitive compounds [3]. Electrospun nanofibers exhibit a large surface area, high porosity, and small pore size, making them useful for a wide range of applications, as shown in Figure 1. Chitosan/polyvinyl alcohol (PVA) electrospun nanofibers have many applications, including water treatment, biomedical

• water treatment. Table 1 shows the properties applications of chitosan that have been studied. Among the crucial factors in the electrospinning process is the solubility of the polymer [51]. Chitosan is soluble in organic acids such as diluted aqueous acetic, formic, and lactic acids, but it is

• insoluble in water, alkali, and most mineral acid systems. Additionally, chitosan is soluble in mixtures of water, methanol, ethanol, and acetone [52], making it feasible for the electrospinning process. Unbound amino groups make chitosan a positively charged polyelectrolyte in acidic media, resulting in

Emerging strategies in the sustainable removal of antibiotics using semiconductor-based photocatalysts

• Yunus Ahmed,
• Keya Rani Dutta,
• Parul Akhtar,
• Md. Arif Hossen,
• Md. Jahangir Alam,
• Obaid A. Alharbi,
• Hamad AlMohamadi and
• Abdul Wahab Mohammad

Beilstein J. Nanotechnol. 2025, 16, 264–285, doi:10.3762/bjnano.16.21

• , Chittagong University of Engineering and Technology, Chattogram-4349, Bangladesh Department of Civil Engineering, Chittagong University of Engineering and Technology, Chattogram-4349, Bangladesh Water Management & Treatment Technologies Institute, Sustainability & Environment Sector, King Abdulaziz City for

• Science and Technology (KACST), Riyadh, 11442, Saudi Arabia Department of Chemical Engineering, Faculty of Engineering, Islamic University of Madinah, Madinah 42351, Saudi Arabia Chemical and Water Desalination Engineering Program, College of Engineering, University of Sharjah, Sharjah 27272, United Arab

• Emirates 10.3762/bjnano.16.21 Abstract In the constantly growing field of environmental sustainability, the threat of newly discovered pollutants, particularly antibiotics, has become a crucial concern. The widespread presence of these pharmaceutical substances in water sources presents a complex hazard

Radiosensitizing properties of dual-functionalized carbon nanostructures loaded with temozolomide

• Radmila Milenkovska,
• Nikola Geskovski,
• Dushko Shalabalija,
• Ljubica Mihailova,
• Petre Makreski,
• Dushko Lukarski,
• Igor Stojkovski,
• Maja Simonoska Crcarevska and
• Kristina Mladenovska

Beilstein J. Nanotechnol. 2025, 16, 229–251, doi:10.3762/bjnano.16.18

• characteristic absorption peaks of FA (at 280 nm) and TMZ (at 255 and 328 nm, corresponding to the active hydrolytic metabolite MTIC and the prodrug TMZ, respectively) in water solution and the concurrent absence of peaks in water solution of free PEG6000 and unloaded non-PEGylated and PEGylated CNs (Figure 3

• indicate that chemically modified CNs are highly water soluble and that their toxicity depends on the degree of functionalization. Considering the specific targeting ligands used for dual functionalization of the CNs in the present study, aside from their effects on the solubility of CNs, one cannot

Synthesis and the impact of hydroxyapatite nanoparticles on the viability and activity of rhizobacteria

• Bedah Rupaedah,
• Indrika Novella,
• Atiek Rostika Noviyanti,
• Diana Rakhmawaty Eddy,
• Anna Safarrida,
• Abdul Hapid,
• Zhafira Amila Haqqa,
• Suryana Suryana,
• Irwan Kurnia and
• Fathiyah Inayatirrahmi

Beilstein J. Nanotechnol. 2025, 16, 216–228, doi:10.3762/bjnano.16.17

• of both soil and water, and disruption of the natural ecosystem balance [1]. To tackle these pressing environmental challenges, a promising solution lies in adopting biofertilizers in agriculture, which involve harnessing microorganisms like plant growth promoting rhizobacteria. These microorganisms

• application and storage [7]. Nanomaterials have gained significant attention in the development of rhizobacterial carrier materials, as their effective utilization can provide protective benefits to plants, assist in nutrient absorption, and, when in gel form, significantly improve water management efficiency

• applications. The nHA carrier is hydroxyapatite (Ca10(PO4)6(OH)2) in powder form, comprising the elements calcium, phosphorous, oxygen, and hydrogen. These elements provide nutrients that support the viability of rhizobacteria. Water within the carrier also plays a crucial role in maintaining the viability of

Recent advances in photothermal nanomaterials for ophthalmic applications

• Jiayuan Zhuang,
• Linhui Jia,
• Chenghao Li,
• Rui Yang,
• Jiapeng Wang,
• Wen-an Wang,
• Heng Zhou and
• Xiangxia Luo

Beilstein J. Nanotechnol. 2025, 16, 195–215, doi:10.3762/bjnano.16.16

• endogenous chromophores (i.e., blood, water, and melanin) and biomolecules in the human body have a low absorption rate of NIR light. Hence, NIR has a high tissue penetration depth, which can avoid photothermal damage to healthy tissues [35][36][37]. Activation of photothermal nanomaterials with NIR light

• nanometals can be swiftly heated to temperatures around 100 °C using low-energy laser pulses of specific wavelength. This rapid heating effectively evaporates a limited amount of water in the adjacent nanoscale region, forming vapor nanobubbles (VNBs) (see below in Figure 2c) [50]. The swift expansion and

• photothermal agents [61]. Organic small molecule dyes are easy to remove from the eye, however, they suffer from low photothermal conversion efficiency, easy photobleaching, low water solubility, and low stability [39]. Common organic small molecule dyes include cyanine dyes (e.g., indocyanine green (ICG

Probing the potential of rare earth elements in the development of new anticancer drugs: single molecule studies

• Josiane A. D. Batista,
• Rayane M. de Oliveira,
• Carlos H. M. Lima,
• Milton L. Lana Júnior,
• Virgílio C. dos Anjos,
• Maria J. V. Bell and
• Márcio S. Rocha

Beilstein J. Nanotechnol. 2025, 16, 187–194, doi:10.3762/bjnano.16.15

• purification. Concentrate rare earth stock solutions (≈1 mM) were prepared by dissolving each oxide in deionized water, slowly adding a small quantity of HCl since these oxides are insoluble in water. From these stocks, less concentrated solutions were prepared at various rare earth concentrations by diluting

• condensation is related to the use of HCl to dissolve the rare earth oxides in solution during the sample preparation process (see section “Experimental”). It is well known that these oxides react with aqueous HCl producing the trivalent cation form of the rare earth elements and water [30]. Thus, the

A review of metal-organic frameworks and polymers in mixed matrix membranes for CO₂ capture

• Charlotte Skjold Qvist Christensen,
• Nicholas Hansen,
• Mahboubeh Motadayen,
• Nina Lock,
• Martin Lahn Henriksen and
• Jonathan Quinson

Beilstein J. Nanotechnol. 2025, 16, 155–186, doi:10.3762/bjnano.16.14

• Charlotte Skjold Qvist Christensen Nicholas Hansen Mahboubeh Motadayen Nina Lock Martin Lahn Henriksen Jonathan Quinson Department of Biological and Chemical Engineering, Aarhus University, Ole Worms Allé 3, 8000 Aarhus C, Denmark Centre for Water Technology (WATEC), Aarhus University, Ole Worms

Clays enhanced with niobium: potential in wastewater treatment and reuse as pigment with antibacterial activity

• Silvia Jaerger,
• Patricia Appelt,
• Mario Antônio Alves da Cunha,
• Fabián Ccahuana Ayma,
• Ricardo Schneider,
• Carla Bittencourt and
• Fauze Jacó Anaissi

Beilstein J. Nanotechnol. 2025, 16, 141–154, doi:10.3762/bjnano.16.13

• for their potential as antibacterial hybrid pigments. The bentonite clay modified with niobium was prepared by a solution containing swelling clay mixed with niobium oxide (NbOx) and niobium phosphate (NbPh) in a water solution; after that, the suspension was calcinated. X-ray diffractometry, X-ray

• cereus (ATCC 10876) and Proteus mirabilis (ATCC 35649). The analysis revealed remarkable antibacterial activity against Proteus mirabilis, suggesting a preferential selectivity for Gram-negative bacteria. Keywords: adsorption; bentonite; hybrid pigment; niobium; photocatalysis; water remediation

• color of MB in wastewater reduces light penetration into aquatic organisms, disturbing the balance of the ecosystem and harming various forms of life [3]. Effluents and water bodies containing MB require prioritized treatment due to its adverse effect on water quality. Therefore, it is crucial to

TiO₂ immobilized on 2D mordenite: effect of hydrolysis conditions on structural, textural, and optical characteristics of the nanocomposites

• Marina G. Shelyapina,
• Rosario Isidro Yocupicio-Gaxiola,
• Gleb A. Valkovsky and
• Vitalii Petranovskii

Beilstein J. Nanotechnol. 2025, 16, 128–140, doi:10.3762/bjnano.16.12

• nanocomposites were synthetized by the introduction of titanium tetraethoxide (TEOT) into the interlamellar space of 2D mordenite, its subsequent hydrolysis in water or a solution of 70% ethanol in water for 6, 12, and 24 h, and calcination. The resulting TiO2/2D mordenite materials were studied by a set of

• 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

• starting products in a large number of reactions. The hydrolysis of various metal alkoxides by pure water, or its mixtures with primarily alcohols or other solvents, are the basis of the sol–gel method to obtain oxide materials. The tendency of metal alkoxides to this reaction can be considered as their