Durable antimicrobial activity of fabrics functionalized with zeolite ion-exchanged nanomaterials against Staphylococcus aureus and Escherichia coli

• Perla Sánchez-López,
• Kendra Ramirez Acosta,
• Sergio Fuentes Moyado,
• Ruben Dario Cadena-Nava and
• Elena Smolentseva

Beilstein J. Nanotechnol. 2026, 17, 262–274, doi:10.3762/bjnano.17.18

• atom % are evaluated regarding their antimicrobial activity against Staphylococcus aureus (Gram-positive) and Escherichia coli (Gram-negative), as well as regarding their physicochemical and mechanical properties. Scanning electron microscopy confirms the uniform distribution and successful

• impregnated textile samples were studied against S. aureus and E. coli, and their physicochemical and mechanical properties are discussed. The obtained results suggest that the synthesized materials can be applied as an effective alternative to inhibit and reduce the spread of different types of viruses and

• between two rolling pins using a rolling machine (Marcato, Padova, Italy). Afterwards, the functionalized fabrics underwent a drying process at 90 °C for 10 min; finally, the samples were cured at 120 °C for 3 min. Both stages were carried out in a mechanical convection oven (no. MMTUF110X2, Memmert GmbH

Comparative study on 3D morphologies of delignified, single tracheids and fibers of five wood species

• Helen Gorges,
• Felicitas von Usslar,
• Cordt Zollfrank,
• Silja Flenner,
• Imke Greving,
• Martin Müller,
• Clemens F. Schaber,
• Chuchu Li and
• Stanislav N. Gorb

Beilstein J. Nanotechnol. 2026, 17, 239–250, doi:10.3762/bjnano.17.16

• biomechanics and water management. Keywords: 3D models; delignification; tracheid; wood; X-ray nanotomography; Introduction Wood fibers in hardwood and tracheids in softwood play a crucial role in the structure and function of vascular plants, particularly in water conduction and mechanical support [1][2

• (S1 and S2) and a tertiary wall (T) strongly supplemented by lignin. Apart from the middle lamella (ML) and the primary wall (P), the S2 layer being the thickest of the three main layers (S1, S2, and T), is the most important for mechanical support [1][10][11]. Lignin is present in all layers of the

• insights for applications in computer modelling of mechanical properties of fibers and tracheids and for development of novel bio-inspired materials for the industry. Material and Methods Wood samples Wood samples of five different species were used in this study, namely, spruce (Picea abies (L.) H.Karst

Micro- and nanoscale effects in biological and bioinspired materials and surfaces

• Thies H. Büscher,
• Rhainer Guillermo Ferreira,
• Manuela Rebora and
• Stanislav N. Gorb

Beilstein J. Nanotechnol. 2026, 17, 214–217, doi:10.3762/bjnano.17.14

• nanostructures play a crucial role in shaping the physical and functional properties of living organisms. They are the basis of key biological phenomena, such as coloration, adhesion, and mechanical stability, and influence the way how organisms interact with light, fluids, and forces at different scales. The

• hierarchical structures aids in understanding the principles of biological design and inspires advances in biomimetics, mechanical engineering, and materials science. Biomimetics seeks to obtain knowledge on how these structural and material property adaptations affect surface performance and to draw

• ] provided insights into biological plant materials combining experiments with simulations that provide inspiration for biomimetic actuators. For animals, Jain et al. [20] applied a multiscale computational model to gain detailed insights into the molecular and mechanical behavior of gecko setae during

Structure-dependent thermochromism of PAZO thin films: theory and experiment

• Georgi Mateev,
• Dean Dimov,
• Nataliya Berberova-Buhova,
• Nikoleta Kircheva,
• Todor Dudev,
• Ludmila Nikolova,
• Elena Stoykova,
• Keehoon Hong,
• Dimana Nazarova,
• Silvia Angelova and
• Lian Nedelchev

Beilstein J. Nanotechnol. 2026, 17, 186–199, doi:10.3762/bjnano.17.12

• improved mechanical properties. Figure 3B shows the IR spectra of PAZO samples before and after thermal treatment. There are no drastic changes in the band positions, but some changes in the band intensities are observed. Variation of the band intensities with temperature increase for absorption bands

• undergo reversible E–Z isomerization upon exposure to light with different wavelengths. This E–Z isomerization of the azobenzene units leads to significant changes in the conformation, supramolecular structure, and bulk properties of the polymer such as optical anisotropy, solubility, and mechanical

Safe and sustainable by design with ML/AI: A transformative approach to advancing nanotechnology

• Georgia Melagraki

Beilstein J. Nanotechnol. 2026, 17, 176–185, doi:10.3762/bjnano.17.11

• for rapid adjustments to nanomaterial formulations or processing parameters in response to emerging safety or efficacy concerns. By simulating how nanomaterials behave across varying operational scenarios – incorporating factors like temperature, pH, or mechanical stress – digital twins will

Functional surface engineering for cultural heritage protection: the role of superhydrophobic and superoleophobic coatings – a comprehensive review

• Giuseppe Cesare Lama,
• Marino Lavorgna,
• Letizia Verdolotti,
• Federica Recupido,
• Giovanna Giuliana Buonocore and
• Bharat Bhushan

Beilstein J. Nanotechnol. 2026, 17, 63–96, doi:10.3762/bjnano.17.6

• Giuseppe Cesare Lama Marino Lavorgna Letizia Verdolotti Federica Recupido Giovanna Giuliana Buonocore Bharat Bhushan Institute for Polymers, Composite and Biomaterials, National Council of Research (IPCB-CNR), P.le E. Fermi 1, 80055 Portici, Italy Dept of Mechanical and Aerospace Engineering, The

• , such as ethylenediaminetetraacetic acid (EDTA) or mechanical abrasion, offering a promising, green innovation for conserving indoor historical iron objects by a targeted removal of both corrosion and old coatings [16]. Although the identification of the impairment and its restoration play crucial roles

• , acknowledging the conservative merits of amurca, obtained from wastes of olive oil production, that keeps bronze surfaces shinier and free from rust. Moreover, Pliny himself endorsed bitumen for being highly useful for bronze protection against fire, and mechanical and corrosion threats. Other examples of the

Quantitative estimation of nanoparticle/substrate adhesion by atomic force microscopy

• Aydan Çiçek,
• Markus Kratzer,
• Christian Teichert and
• Christian Mitterer

Beilstein J. Nanotechnol. 2026, 17, 1–14, doi:10.3762/bjnano.17.1

• NPs and significantly enhancing their interfacial adhesion. Their mechanical stability was tested utilizing scanning probe microscopy nanomanipulation [12]. Another approach tested for SiO2 NPs was functionalizing their surfaces for improved adhesion on epoxy film-covered substrate surfaces [13]. In

• reliable measure for adhesion forces, the mechanical work required to manipulate NPs was calculated by determining the area covered by the measured lateral force versus distance curves. The suggested approach provides insight into the complex interplay between the NP landing conditions and resulting

• energy, NP surface termination, relative orientation of the NP upon landing, and mechanical properties of NP and substrate [46][47]. However, a very decisive parameter is the impact velocity, which can be controlled by the substrate bias voltage applied during deposition. A higher bias voltage results in

Internal 3D temperature mapping in biological systems using ratiometric light-sheet imaging and lipid-coated upconversion nanothermometers

• Dannareli Barron-Ortiz,
• Enric Pérez-Parets,
• Rubén D. Cadena-Nava,
• Emilio J. Gualda,
• Jacob Licea-Rodríguez,
• Juan Hernández-Cordero,
• Pablo Loza-Álvarez and
• Israel Rocha-Mendoza

Beilstein J. Nanotechnol. 2025, 16, 2306–2316, doi:10.3762/bjnano.16.159

• currently developing an alternative approach based on color CMOS detection, which retrieves the spectral intensity from a single RGB image and eliminates the need for mechanical filter switching. This strategy, though beyond the scope of the present work, is expected to enable true real-time 3D

Visualizing nanostructures in supramolecular hydrogels: a correlative study using confocal and cryogenic scanning electron microscopy

• Shaun M. Smith,
• Ferdinando Malagreca,
• Jacqueline Hicks,
• Giuseppe Mantovani,
• David B. Amabilino,
• Christopher Parmenter and
• Lluïsa Pérez-García

Beilstein J. Nanotechnol. 2025, 16, 2274–2284, doi:10.3762/bjnano.16.156

• manufacturing [27], and mechanical photoresponsiveness [21] on the morphology, and the potential to correlate with confidence between morphology and these and other properties. Results and Discussion Confocal imaging ZnPc@Gel The attempts at using CLSM to image the hydrogels containing ZnPc met with significant

• , the resulting micrographs largely depicted aggregated domains or regions of mechanical disruption (Figure 2A–D), where the gel network had broken during sample compression between glass slides or where air bubbles were trapped (Figure 2A). In comparatively intact regions of the gels, fibrillar

• only necessitated the application of high excitation powers but also required physical compression of the gel sample to reduce path length and thus improve the signal-to-noise ratio. However, this approach introduced the evident result of mechanical artefacts, such as gel network disruption or the

Geometry-controlled engineering of the low-temperature proximity effect in normal metal–superconductor junctions

• Munisa A. Tomayeva,
• Vyacheslav D. Neverov,
• Andrey V. Krasavin,
• Alexei Vagov and
• Mihail D. Croitoru

Beilstein J. Nanotechnol. 2025, 16, 2265–2273, doi:10.3762/bjnano.16.155

• ⟨…⟩ denoting the quantum mechanical averaging. The Equations Equation 6 are solved numerically through a self-consistent iteration process that produces the eigenvectors u and v. These eigenvectors are then used to calculate updated values of the order parameter and Hartree potential, and the process is

Chiral plasmonic nanostructures fabricated with circularly polarized light

• Tian Qiao and
• Ming Lee Tang

Beilstein J. Nanotechnol. 2025, 16, 2245–2264, doi:10.3762/bjnano.16.154

• the fabrication details and morphology of the CPL-enabled cPNSs in Section 2. In recent years, chiral assemblies of PNSs from mechanical forces via magnetic fields [60][61] or strain [62][63] have also been demonstrated. Although the cPNSs prepared via mechanical forces are relatively scarce, they

• ”. In the same paper, the authors attributed the formation of chiral AuNPs to the assembly of small NPs under the mechanical force of CPL. The spatial dissymmetry of hot carrier-induced chemical reactions was not discussed. While Figure 4a represents chiral metallic cPNSs synthesized in solution, Figure

Optical bio/chemical sensors for vitamin B₁₂ analysis in food and pharmaceuticals: state of the art, challenges, and future outlooks

• Seyed Mohammad Taghi Gharibzahedi and
• Zeynep Altintas

Beilstein J. Nanotechnol. 2025, 16, 2207–2244, doi:10.3762/bjnano.16.153

Ultrathin water layers on mannosylated gold nanoparticles

• Maiara A. Iriarte Alonso,
• Jorge H. Melillo,
• Silvina Cerveny,
• Yujin Tong and
• Alexander M. Bittner

Beilstein J. Nanotechnol. 2025, 16, 2183–2198, doi:10.3762/bjnano.16.151

• repeated the experiments under hydrophobic conditions: We employed OTS silicon surfaces and hydrophobic carbon AFM tips. From this, we exclude that the observed phenomena is specific for the type of surface [36] or based on mechanical contact between tip and surface [22][23][37]. The ∆z value under ambient

Missing links in nanomaterials research impacting productivity and perceptions

• Santosh K. Tiwari and
• Nannan Wang

Beilstein J. Nanotechnol. 2025, 16, 2168–2176, doi:10.3762/bjnano.16.149

• almost every domain of science and technology [8]. Its exceptional thermo-mechanical properties are ideal for critical sectors such as aerospace, medicine, space exploration, textiles, construction, and materials capable of operating from cryogenic temperatures up to beyond 2000 °C [8][9]. Similarly

• properties, with electronic and quantum mechanical behaviors that continue to surprise the scientific community [11]. Researchers are continuously developing and reporting new nanomaterials with unique properties tailored for diverse applications. Thus, the properties of materials once considered impossible

• working extensively in various aspects of nanotechnology, we find that the majority come from chemistry, physics, materials science, and metallurgy. Very few come from other fields such as mechanical, energy, electronics, biomedical engineering, and mathematics. The experts belonging to chemistry, physics

Electron transport through nanoscale multilayer graphene and hexagonal boron nitride junctions

• Aleksandar Staykov and
• Takaya Fujisaki

Beilstein J. Nanotechnol. 2025, 16, 2132–2143, doi:10.3762/bjnano.16.147

• sandwiched between conductive materials such as graphene, graphite, and gold. The authors fabricated vertical tunnel junctions with h-BN barriers ranging from one to four atomic layers and demonstrated that the tunneling current decreases exponentially with barrier thickness, confirming quantum mechanical

• with voltage. NDR occurs in various electronic systems, such as tunnel diodes, resonant tunneling diodes, and molecular junctions, and arises from quantum mechanical effects like tunneling or charge carrier trapping. In short molecular and nanoscale junctions, NDR is assigned to localization of a

Quality by design optimization of microemulsions for topical delivery of Passiflora setacea seed oil

• Daniel T. Pereira,
• Douglas Dourado,
• Danielle T. Freire,
• Dayanne L. Porto,
• Cícero F. S. Aragão,
• Myla L. de Souza,
• Guilherme R. S. de Araujo,
• Ana Maria Costa,
• Wógenes N. Oliveira,
• Anne Sapin-Minet,
• Éverton N. Alencar and
• Eryvaldo Sócrates T. Egito

Beilstein J. Nanotechnol. 2025, 16, 2116–2131, doi:10.3762/bjnano.16.146

• . Subsequently, Liquid Germall® Plus (0.2% w/w) and sodium carboxymethylcellulose (1.5% w/w) were added under mechanical stirring to obtain the gelled topical microemulsion. Characterization of the emulsified systems Hydrodynamic diameter distribution The hydrodynamic diameter and polydispersity index of the

Rapid synthesis of highly monodisperse AgSbS₂ nanocrystals: unveiling multifaceted activities in cancer therapy, antibacterial strategies, and antioxidant defense

• Funda Ulusu,
• Adem Sarilmaz,
• Yakup Ulusu,
• Faruk Ozel and
• Mahmut Kus

Beilstein J. Nanotechnol. 2025, 16, 2105–2115, doi:10.3762/bjnano.16.145

• , Department of Mechanical Engineering, 53020, Rize, Turkey Department of Chemical Engineering, Konya Technical University, Konya, Turkey 10.3762/bjnano.16.145 Abstract Nanocrystals (NCs) of silver antimony sulfide (AgSbS2) in the cubic phase were successfully synthesized using the hot-injection method. This

Multifrequency AFM integrating PeakForce tapping and higher eigenmodes for heterogeneous surface characterization

• Yanping Wei,
• Jiafeng Shen,
• Yirong Yao,
• Xuke Li,
• Ming Li and
• Peiling Ke

Beilstein J. Nanotechnol. 2025, 16, 2077–2085, doi:10.3762/bjnano.16.142

• environments such as liquids [18][19]. As demonstrated by force–distance curve analyses [19], PFT enables direct extraction of quantitative mechanical properties (e.g., Young’s modulus and adhesion) for material discrimination. However, this capability is constrained by the requirement for precise probe

• overcome these challenges. This configuration harnesses the mechanical precision of quasi-static force control and the sensitivity of eigenmode signals to variations in surface properties and enables simultaneous topographical, mechanical, and compositional mapping. We apply this technique to

• withdraw with the sample surface periodically, forming a force curve. The peak force, identified within this curve, is utilized as a feedback parameter. By sustaining a constant peak force between the probe and the sample, the topography of the sample can be obtained. Quantitative mechanical properties of

Molecular and mechanical insights into gecko seta adhesion: multiscale simulations combining molecular dynamics and the finite element method

• Yash Jain,
• Saeed Norouzi,
• Tobias Materzok,
• Stanislav N. Gorb and
• Florian Müller-Plathe

Beilstein J. Nanotechnol. 2025, 16, 2055–2076, doi:10.3762/bjnano.16.141

• dynamics to capture molecular interactions at the spatula–substrate interface and finite element method to simulate the mechanical behavior of the larger setal shaft. This hybrid approach enables synchronized simulations that resolve both fine-scale interfacial dynamics and overall structural deformation

• continuum and particle domains exchange information through a handshake region using our coupling algorithm, which will be detailed in Section “Methods”. The simulations presented in this paper visualize the mechanical response of whole seta and the peeling of spatulae during pull-off from a dry, smooth

• structure similar to a fiber-reinforced elastomer, with a fibrillar nature that leads to anisotropic mechanical properties [40][41][42]. Rather than explicitly resolving individual fibers and the surrounding amorphous matrix, we represented the spatula with a coarse-grained bead network whose anisotropic

Beyond the shell: exploring polymer–lipid interfaces in core–shell nanofibers to carry hyaluronic acid and β-caryophyllene

• Aline Tavares da Silva Barreto,
• Francisco Alexandrino-Júnior,
• Bráulio Soares Arcanjo,
• Paulo Henrique de Souza Picciani and
• Kattya Gyselle de Holanda e Silva

Beilstein J. Nanotechnol. 2025, 16, 2015–2033, doi:10.3762/bjnano.16.139

• advancements in the controlled release of diverse bioactive compounds [5][6][7][8][9][10]. Among the various nanostructured platforms explored for these purposes, nanofibers have gained attention due to their high surface area, adjustable porosity, and robust mechanical properties, which set them apart from

• concentration, surface tension, conductivity, and solvent volatility, alongside careful consideration of electrospinning conditions, such as temperature and humidity [18][19]. The polymer selection of nanofibers intended for biomedical applications must prioritize not only mechanical strength, controlled

• mechanical strength, assist in managing wound exudates, and maintain a moist wound bed. Its properties can also be tailored through blends with different forms of PLA or other biopolymers to achieve desired tensile strength, release profiles, or biodegradation characteristics [24][25]. The growing commercial

The cement of the tube-dwelling polychaete Sabellaria alveolata: a complex composite adhesive material

• Emilie Duthoo,
• Aurélie Lambert,
• Pierre Becker,
• Carla Pugliese,
• Jean-Marc Baele,
• Arnaud Delfairière,
• Matthew J. Harrington and
• Patrick Flammang

Beilstein J. Nanotechnol. 2025, 16, 1998–2014, doi:10.3762/bjnano.16.138

• cement spots treated with EDTA compared to untreated spots [39]. Moreover, EDTA treatment had a strong effect on the mechanical properties of the cement [39]. Proteins involved in the adhesive system In S. alveolata, the localization of the adhesive proteins Sa-1 and Sa-3 in cement cells with

Mechanical property measurements enabled by short-term Fourier-transform of atomic force microscopy thermal deflection analysis

• Thomas Mathias,
• Roland Bennewitz and
• Philip Egberts

Beilstein J. Nanotechnol. 2025, 16, 1952–1962, doi:10.3762/bjnano.16.136

• Thomas Mathias Roland Bennewitz Philip Egberts Department of Mechanical and Manufacturing Engineering, University of Calgary, 2500 University Drive NW, Calgary, AB, T2N 1Y6, Canada INM-Leibniz Institute for New Materials, Campus D2 2, 66123 Saarbrücken, Germany 10.3762/bjnano.16.136 Abstract

• ); mechanical property measurements; surface science; Introduction Atomic force microscopy (AFM) has become an indispensable tool for imaging the surface topography on a variety of surfaces [1]. Since the invention of the AFM [2], several other modes of AFM have been developed, including friction force

• bring physical values or interpretation to the data that is collected by the AFM, allowing operators of the technique to compare their measurements across fields [6]. CR-AFM is a technique that was established in 2008, allowing for the measurement of mechanical properties (elastic modulus and

Evaluating metal-organic precursors for focused ion beam-induced deposition through solid-layer decomposition analysis

• Benedykt R. Jany,
• Katarzyna Madajska,
• Aleksandra Butrymowicz-Kubiak,
• Franciszek Krok and
• Iwona B. Szymańska

Beilstein J. Nanotechnol. 2025, 16, 1942–1951, doi:10.3762/bjnano.16.135

• deposition, chemical mechanical polishing, and laser nanopatterning, enable the creation of nanostructures and nanoscale devices. However, a major limitation of these methods is their inability to effectively produce high-resolution three-dimensional nanostructures [1][2][3][4]. In contrast, focused electron

Targeting the vector of arboviruses Aedes aegypti with nanoemulsions based on essential oils: a review with focus on larvicidal and repellent properties

• Laryssa Ferreira do Nascimento Silva,
• Douglas Dourado,
• Thayse Silva Medeiros,
• Mariana Alice Gonzaga Gabú,
• Maria Cecilia Queiroga dos Santos,
• Daiane Rodrigues dos Santos,
• Mylena Lemos dos Santos,
• Gabriel Bezerra Faierstein,
• Rosângela Maria Rodrigues Barbosa and
• Fabio Rocha Formiga

Beilstein J. Nanotechnol. 2025, 16, 1894–1913, doi:10.3762/bjnano.16.132

• Bacillus thuringiensis israelensis (Bti); mechanical control, based on improving basic sanitation and infrastructure to eliminate breeding sites; and behavioral control, which promotes the adoption of practices such as the use of traps to capture mosquitoes at different life stages [9][10][11][12]. In this

• trichomes, which are the secretory tissues present in different vegetative parts of plants, such as leaves, flowers, roots, fruits, or stems [67]. These can be obtained by distillation with water or steam, microwave or ultrasound assisted extraction, or from the epicarp of fruits by a mechanical process, or

Low-temperature AFM with a microwave cavity optomechanical transducer

• Ermes Scarano,
• Elisabet K. Arvidsson,
• August K. Roos,
• Erik Holmgren,
• Riccardo Borgani,
• Mats O. Tholén and
• David B. Haviland

Beilstein J. Nanotechnol. 2025, 16, 1873–1882, doi:10.3762/bjnano.16.130

• causing significant wideband mechanical vibrations, which can propagate through the cold stages down to the measurement apparatus. However, force sensors with integrated position detectors, as the one presented in this work, do not require free-space optical alignment with a long optical path length. They

• features in a 1 µm scan field, but has not been tested to atomic resolution. Results and Discussion Force sensitivity and imaging The microcantilever in dynamic AFM operates as a resonant force transducer. Each individual eigenmode is described by a mechanical susceptibility χ, expressing cantilever

• -independent added noise of the detection SVV [V2/Hz], which is converted to an equivalent deflection noise via the detector responsivity α [V/m]: Neglecting back action, the noise-equivalent force for a given measurement bandwidth Δf is given by This quantity is minimized at the mechanical resonance