Tailoring Ag–Pt nanoalloys through solid-state dewetting: structural and optical insights

• Marcin Łapiński,
• Piotr Okoczuk,
• Blaž Grobiša,
• Ewa Pawlikowska,
• Amelia Rozwadowska,
• Wojciech Sadowski and
• Barbara Kościelska

Beilstein J. Nanotechnol. 2026, 17, 748–759, doi:10.3762/bjnano.17.52

• process. Optical measurements revealed the presence of a single resonance peak. The composition-dependent plasmonic resonance band was observed for low Pt contents, while progressively blue-shifting and decreasing in intensity with increasing Pt concentration. This behavior is consistent with the strong d

• decomposition of the thin Ag/Pt bilayer into isolated homogenous nanoislands. The chemical composition of the nanostructures was examined using energy dispersive spectroscopy (EDS) in point analysis mode. The example spectrum, shown in Figure 2b, confirms the coexistence of Ag and Pt in the analyzed

• greater control over the final alloy composition. However, SEM observations revealed that an annealing temperature of 650 °C was insufficient to produce spherical, isolated nanostructures, instead resulting in the formation of irregularly shaped nanoislands. Therefore, the annealing temperature was

Oxidative atmosphere-driven formation of single-phase spinel CuRh₂O₄ nanofibers for alkaline water oxidation

• Namhee Kim,
• Sumin Ko,
• Sohyeon Choi,
• Seoyoon Jang,
• Myung Hwa Kim and
• Dasol Jin

Beilstein J. Nanotechnol. 2026, 17, 737–743, doi:10.3762/bjnano.17.50

• characterization Morphology and elemental composition of the synthesized nanomaterials were examined using field-emission scanning electron microscopy (FE-SEM; JEOL JSM-6700F) and high-resolution transmission electron microscopy (HRTEM; JEOL JEM-2100F). Surface chemical states and crystallographic structures were

Environmental applications of silver nanoparticles: state-of-the-art review and emerging trends

• Soni Prajapati,
• Akash Kumar and
• Ranjana Singh

Beilstein J. Nanotechnol. 2026, 17, 697–736, doi:10.3762/bjnano.17.49

• particle size, surface composition, state stability, and organic matter, which ultimately generate bioavailability and toxicity concerns [34]. The regulatory framework governing AgNP environmental applications remains fragmented across jurisdictions; while OECD, ISO, EU, and US EPA guidelines address

• , which calculated the AgNP concentration as particles per millilitre [53]. Microscopic techniques, such as transmission electron microscopy, provide high-resolution images of individual nanoparticles, confirming morphology, size distribution, and elemental composition when coupled with energy-dispersive

• spectroscopy (SERS) using AgNP nanocomposites could selectively detect polystyrene nanoparticles with a detection limit of 14 μg/mL [55]. X-ray photoelectron spectroscopy (XPS) provides information on the elemental composition, surface oxidation states, and electronic configuration of AgNPs [56]. This

Molecular engineering of individual dye-based nanoparticle photostability for ultrabright two-photon fluorescence

• Eleonore Kurek,
• Sasha Cooper,
• Alexandre Clausolles,
• Karen Perronet,
• Jonathan Daniel,
• Mireille Blanchard-Desce and
• François Marquier

Beilstein J. Nanotechnol. 2026, 17, 688–696, doi:10.3762/bjnano.17.48

• their molecular composition. Saturation measurements allowed to estimate the 2P absorption cross section of individual dye molecules aggregated in nanoparticles, in remarkable agreement with the values obtained with another independent method. The large value obtained for dFONs(2) correlates with a

Decontamination from water pollutants and pathogens by electrospun nanofibers doped with heavy-atom-free borafluorene-BODIPY photosensitizers

• Angelika Zaszczyńska,
• Paulina H. Marek-Urban,
• Karolina Wrochna,
• Agnieszka E. Kuklewska,
• Kacper Kręgielewski,
• Marta Grodzik,
• Dawid R. Natkowski,
• Jolanta Mierzejewska,
• Ewa Iwanek,
• Agata Blacha-Grzechnik,
• Paweł Sajkiewicz and
• Krzysztof Durka

Beilstein J. Nanotechnol. 2026, 17, 668–682, doi:10.3762/bjnano.17.46

• successfully incorporated into electrospun polymeric nanofibers. Optimization of the material composition revealed that polycaprolactone (PCL), an FDA- and EMA-approved, biodegradable, easily accessible, and cost-efficient polymer, doped with BODIPY at a concentration of only 0.15 wt %, is an efficient

• -scale industrialized production of membrane filters [40][41][42][43][44][45][46][47][48][49]. We optimized electrospinning conditions and material composition using three different polymers, namely, poly(methyl methacrylate) (PMMA), polycaprolactone (PCL), and polystyrene (PS), doped with various

• ± standard deviation. Reaction progress was monitored by 1H NMR spectra analysis of the reaction mixture sampled after a given time. From each of the taken samples, the water was evaporated, D2O was added, and the composition of the mixture was investigated with 1H NMR. Photoinactivation studies The

Two-step laser synthesis of Ag@TiO₂ nanomaterials for the photocatalytic degradation of rhodamine B

• Marija Kovačević,
• Miloš Tošić,
• Rafaela Radičić,
• Vladimir Rajić,
• Nikša Krstulović,
• Miloš Momčilović and
• Sanja Živković

Beilstein J. Nanotechnol. 2026, 17, 622–634, doi:10.3762/bjnano.17.43

• the morphology, composition, and crystallinity of the resulting nanostructures with high precision. The absence of organic contaminants or residual reagents maximizes the catalytic surface area, while the presence of silver can influence the optical response of TiO2 through plasmon-related effects

• , Detroit, MI, USA) over the wavelength range of 300–700 nm, with absorbance monitored at 550 nm. SEM analysis A field-emission scanning electron microscope (FESEM), Scios 2 DualBeam (Thermo Fisher Scientific, Waltham, MA, USA), was used to determine the morphology and chemical composition, including

Recent progress in enhancing built-in electric fields of perovskite solar cells via junction engineering

• Tong Xiao and
• Ke Xu

Beilstein J. Nanotechnol. 2026, 17, 602–621, doi:10.3762/bjnano.17.42

• advantages include a continuous potential distribution, fewer additional interfaces, and good compatibility with existing fabrication processes. In contrast, gradient junctions employ gradual variations in composition, ion concentration, dimensionality, or bandgap along the film thickness to create a

• recombination and charge accumulation characteristic of conventional flat-band architectures. To this end, the introduction of graded-junction structures into perovskite absorbers and adjacent interfacial layers, achieved by controlled through-thickness gradients in composition, ionic species or concentration

• primarily employed cation or anion composition gradients to directly tailor the band structure, and subsequent research has expanded to diverse routes such as dimensional-gradient engineering, synergistic ion regulation, and tailored interfacial optimization (see Table 2 for representative graded-junction

Probing tribological evolution in atomically thin MoS₂ at different scales

• Xingzhong Zeng and
• Miao Zhang

Beilstein J. Nanotechnol. 2026, 17, 586–597, doi:10.3762/bjnano.17.40

• lengths above 100 nm) of MoS2 films induced by substrate adhesion, sliding velocity, and chemical composition of the tip [11][12]. These long-range distortions are present in our experimental system and modulate the tip–MoS2 contact geometry, which is not fully considered in the MD simulations [11][12

Laser–material interactions in liquids for the synthesis of nanomaterials: current status and perspectives

• Carlos Doñate Buendia,
• Bilal Gökce and
• Leonid V. Zhigilei

Beilstein J. Nanotechnol. 2026, 17, 571–575, doi:10.3762/bjnano.17.38

• materials, including metals [2][3], oxides [4][5], semiconductors [6][7], and organics [8][9]. In addition, LSPC enables the synthesis of multicomponent nanomaterials, such as binary [10][11], ternary [12][13], and compositionally complex alloys [14][15], with a high degree of control over their composition

• changes in atomic structure, enabling defect engineering [20]. The broad materials library accessible through LSPC, combined with the wide range of laser, target, and solvent parameters, creates a complex multidimensional optimization space governing nanoparticle size, internal structure, composition, and

• melting to explosive fragmentation of Au nanoparticles under picosecond laser irradiation in water [42]. Further advances in LSPC can be facilitated by data-driven machine learning approaches, which provide new pathways for optimizing synthesis parameters toward targeted size, composition, phase, and

Synthesis of Cu–Mo/TiO₂ and Co–Mo/TiO₂ photocatalysts for the efficient degradation of organic pollutants in water

• Ilse Acosta,
• Brenda Zermeño,
• Edgar Moctezuma,
• Luis F. Garay-Rodríguez and
• Isaías Juárez-Ramírez

Beilstein J. Nanotechnol. 2026, 17, 559–570, doi:10.3762/bjnano.17.37

• patterns of TiO2 and the co-doped TiO2 materials prepared by the sol–gel method. The sample TiO2 shows the crystalline structures anatase and rutile according to the crystallographic cards CPDS 121 and 4031 [25][26], respectively. The composition of each phase was determined using the MAUD software

• reaction of ketoprofen, indicating that the composition, the light absorption improvement, the generation of surface oxygen vacancy and defects by the dopants, and the surface charge properties in this material enhance the photocatalytic oxidation of ketoprofen. Degradation of ketoprofen was complete after

Electrochemical determination of ciprofloxacin using a MIL-101/reduced graphene oxide-modified electrode

• Nguyen Quang Man,
• Nguyen Ngoc Nghia,
• Nguyen Vinh Phu,
• Vo Thi Khanh Ly,
• Le Lam Son,
• Pham Khac Lieu,
• Le Thi Hong Phong,
• Nguyen Dinh Luyen and
• Dinh Quang Khieu

Beilstein J. Nanotechnol. 2026, 17, 541–554, doi:10.3762/bjnano.17.35

• interfacial interactions between MIL-101 and rGO sheets. The EDX results confirm the successful formation of the MIL-101/rGO composite through the presence of C, O, and Cr as the main constituent elements. As summarized in the elemental composition table, carbon (C) accounts for 30.42 wt % (42.31 atom

• residual oxygen-containing functional groups on rGO. Chromium (Cr), the metal center of MIL-101, is detected at 20.72 wt % (6.66 atom %), confirming the successful introduction of the MIL-101 framework (Figure 2). The chemical composition and electronic states of the MIL-101/rGO composite were investigated

• by X-ray photoelectron spectroscopy (XPS). The survey spectrum (Figure 3a) confirms the presence of Cr, C, and O, which is consistent with the expected composition of MIL-101(Cr) integrated with reduced graphene oxide (rGO). No obvious extraneous elemental signals were observed in the survey spectrum

Upcycling agroindustrial waste into graphene oxide supports for gold nanoparticles: toward sustainable nanomaterials

• Juan Marcos Castro-Tapia,
• Selene Acosta,
• Hiram Joazet Ojeda-Galván,
• Elsie Evelyn Araujo-Palomo,
• Edgar Giovanni Villabona-Leal and
• Mildred Quintana

Beilstein J. Nanotechnol. 2026, 17, 489–504, doi:10.3762/bjnano.17.32

• room temperature in the 4000–540 cm−1 range with a spectral resolution of 4 cm−1, averaging 80 scans per sample. The surface chemical composition was assessed by X-ray photoelectron spectroscopy (XPS) using a SPECS spectrometer equipped with a PHOIBOS 100 energy analyzer and an Al Kα X-ray source (hν

• domains [43][44]. Taken together, the Raman results corroborate the UV–vis spectroscopy analysis by confirming that Agro-GOs possess much smaller and more disrupted sp2 domains than GO. To further elucidate the chemical composition and bonding environments of the samples, XPS was performed. XPS survey

• spectra were measured to evaluate the surface elemental composition of the synthesized samples (Figure 3). The spectra reveal the presence of carbon and oxygen in all samples, as expected for GO-based materials, along with a minor nitrogen contribution in rGO and the Agro-GO samples. This nitrogen signals

Defects and defect-mediated engineering of two-dimensional materials: challenges and open questions

• Arkady V. Krasheninnikov,
• Matthias Batzill,
• Anouar-Akacha Delenda,
• Marija Drndić,
• Chris Ewels,
• Katharina J. Franke,
• Mahdi Ghorbani-Asl,
• Alexander Holleitner,
• Ado Jorio,
• Ute Kaiser,
• Daria Kieczka,
• Hannu-Pekka Komsa,
• Jani Kotakoski,
• Manuel Längle,
• David Lamprecht,
• Yun Liu,
• Steven G. Louie,
• Janina Maultzsch,
• Thomas Michely,
• Katherine Milton,
• Anna Niggas,
• Hanako Okuno,
• Joshua A. Robinson,
• Marika Schleberger,
• Bruno Schuler,
• Alexander Shluger,
• Kazu Suenaga,
• Kristian S. Thygesen,
• Richard A. Wilhelm,
• E. Harriet Åhlgren and
• Carla Bittencourt

Beilstein J. Nanotechnol. 2026, 17, 454–488, doi:10.3762/bjnano.17.31

• for a given starting composition mixture. If the composition is determined by the element mixture (e.g., if the elements are sealed in a reactor or ampule) the system may separate into compositional phases that minimize the overall formation enthalpy. Materials with intermediate stoichiometries are

• difficult to obtain. Similarly, in thin film growth involving volatile components (e.g., chalcogens), the composition of the film is determined by the compound with the lowest formation enthalpy and not by the atom flux. For example, during molecular beam epitaxy (MBE) growth of chalcogenides, chalcogen

• atoms are generally supplied in excess, and the film will adopt the lowest-energy composition. In these cases, the stoichiometry of the film is not determined by the composition of the source materials but by the thermodynamic stability of the film. So again, in thin film growth, obtaining compositions

Nanocarrier-integrated multilayer films produced by 3D printing for improved skin adhesion and curcumin photostability

• Thayse Viana de Oliveira,
• Ana Paula Farias Leão,
• Júlia Leão,
• Cesar Liberato Petzhold and
• Ruy Carlos Ruver Beck

Beilstein J. Nanotechnol. 2026, 17, 440–453, doi:10.3762/bjnano.17.30

• content and the non-encapsulated curcumin content. Production of the printing Inks Three different polymeric hydrogels or hydrogel blends were produced, corresponding to the three distinct layers of the film. Table 1 presents the composition of the different hydrogels prepared and used as printing inks

• the nanocarriers, which allows for increased contact with the skin, while the polymeric composition of the nanocarriers may also contribute to enhanced adhesion. Taken together, these findings reinforce the interpretation presented above regarding the bioadhesive contribution of the nanocarriers used

• , and degradation behaviour was considered beyond the scope of this initial study and will be addressed in future formulation optimisation work. These attributes can be readily tuned in SSE 3D printing through adjustments in polymer composition, plasticizer content, layer thickness, and post-printing

First-principles study on elastic properties of Cu, (Cu_1−x,Ni_x)₃Sn and interfacial mechanical properties of (Cu_1−x,Ni_x)₃Sn/Cu in the lead-free solder joint

• Guomin Hua

Beilstein J. Nanotechnol. 2026, 17, 428–439, doi:10.3762/bjnano.17.29

• /Cu increases with increasing Ni content, as the composition changes from Cu3Sn/Cu to (Cu0.8Ni0.2)3Sn/Cu. After further increase of Ni content, the interfacial toughness will decrease to 0.306 MPa·m0.5 for (Cu0.7Ni0.3)3Sn/Cu. In the following, the mechanisms responsible for the effects of Ni alloying

• on the interfacial mechanical properties of (CuxNi1−x)3Sn/Cu are discussed. The interfacial toughness increases with the Ni content when the composition changes from Cu3Sn/Cu to (Cu0.8Ni0.2)3Sn/Cu. Such improvement can be related to the enhanced oriented Young’s modulus and ductility of (CuxNi1−x)3Sn

• Young’s modulus and ductility, both UTS and tensile strain at UTS increase as the composition changes from Cu3Sn/Cu to (Cu0.8Ni0.2)3Sn/Cu. The enhanced UTS and tensile strain at UTS will lead to an improvement of the work of adhesion and, in turn, result in a reinforced interfacial toughness. The

Nanoinformatics: spanning scales, systems and solutions

• Iseult Lynch,
• Diego S. T. Martinez,
• Kunal Roy and
• Georgia Melagraki

Beilstein J. Nanotechnol. 2026, 17, 423–427, doi:10.3762/bjnano.17.28

• reactivity [3]. Amini et al. combined atomistic molecular dynamics, a coarse-grained model of protein adsorption, and kinetic Monte Carlo simulations to predict the protein corona composition formed on aluminium surfaces with different crystal faces, (i.e., (100), (110), and (111)) from a simplified model of

Biomimetic nanoparticles in cancer photodynamic therapy: a review of targeted delivery systems and therapeutic outcomes

• Valentina I. Gorbacheva,
• Alexey S. Grabovoy,
• Polina S. Marukhina,
• Anastasiia O. Syrocheva and
• Ekaterina P. Kolesova

Beilstein J. Nanotechnol. 2026, 17, 396–422, doi:10.3762/bjnano.17.27

• lysis is essential for the extraction of biomimetic membranes; the membrane composition is directly influenced by the severity of the lysis method. Common techniques include (i) ultrasound, that is, membrane rupture via pressure waves (20–50 kHz), requiring precise control to prevent heat damage [54

• % cell composition). Various methods exist for coating synthetic nanoparticle cores with biomimetic shells, each with unique advantages and limitations. A crucial factor is ensuring the correct “right-side-out” orientation of membrane proteins, which preserves system stability and enables proper

Eco-efficient materials for agricultural crops based on a mineral rich in MOR- and HEU-type zeolites

• Esperanza Yamile de la Nuez-Pantoja,
• Inocente Rodríguez-Iznaga,
• Gerardo Rodríguez-Fuentes,
• Vitalii Petranovskii,
• Ariel Martínez García,
• José Juan Calvino Gámez and
• Daniel Goma Jiménez

Beilstein J. Nanotechnol. 2026, 17, 381–395, doi:10.3762/bjnano.17.26

• of zeolitic materials developed by our working group. These properties enabled the development of a technological procedure described in [13][14], which can enrich natural minerals with essential additional nutrients without significantly affecting their original cationic composition and without

• regions with significant natural reserves of zeolite-containing rocks. In addition, the involvement of such deposits in economic turnover contributes to the development of local industrial infrastructure and increases added value at the regional level. Even with a heterogeneous mineral composition, it is

•  6b) [43][46]. According to [15][47][48], the laminar habit is associated with K+ cations, while the coffin-shaped habit is associated with the predominance of both Ca2+ and K+ cations. This corresponds to the elemental composition (Table 1) of this natural zeolite (CLIM). The images obtained from

Polycatecholamine nanocoatings on stainless steel: the effect on attachment of human fibroblasts and platelets

• Paulina Trzaskowska,
• Ewa Rybak,
• Maciej Trzaskowski,
• Kamil Kopeć,
• Jakub Krzemiński,
• Rafał Podgórski,
• Hatice Genc,
• Mehtap Civelek and
• Iwona Cicha

Beilstein J. Nanotechnol. 2026, 17, 365–380, doi:10.3762/bjnano.17.25

• on the comparison of PTYR and PDA coating properties, demonstrating that, although chemical composition of both might be assumed to be very similar, we were able to distinguish significant differences. For PDA and PTYR coatings, we applied a chemical oxidation process much faster than the typically

• d to evaluate the coating detachment or any morphological changes. Primary amine content evaluation Evaluation of primary amine (–NH2) content in the coatings was performed using methyl orange assay (adapted from [53]) to link the platelets response to the materials with the chemical composition of

Beam shaping techniques for pulsed laser ablation in liquids: Unlocking tunable control of nanoparticle synthesis in liquids

• Sergio Molina-Prados,
• Nadezhda M. Bulgakova,
• Alexander V. Bulgakov,
• Jesus Lancis,
• Gladys Mínguez Vega and
• Carlos Doñate-Buendia

Beilstein J. Nanotechnol. 2026, 17, 309–342, doi:10.3762/bjnano.17.22

• 10.3762/bjnano.17.22 Abstract Nanoparticle synthesis via pulsed laser ablation in liquids has gained prominence as a versatile and environmentally friendly approach for producing ligand-free colloids with controlled composition, size, and morphology. While pulsed laser ablation in liquids offers

• size distribution is also affected by the fluence, obtaining smaller NPs for low fluences of 0.5–4.0 J·cm−2 [130][131][132]. The NP composition is also affected by the fluence. An increase of the laser energy leads to a higher concentration of gas, for example oxygen atoms, that increase O content in

• . have demonstrated that the optical properties of Si/Au NPs, their structure, as well as their chemical composition can be modified by defocusing [143]. Defocusing 0.5 mm inside the target led to enhanced chemical stability of the colloids and increased concentration. Moreover, NP size control could be

Advancing nanolithography: a comprehensive review of materials for local anodic oxidation with AFM

• Matteo Lorenzoni

Beilstein J. Nanotechnol. 2026, 17, 275–291, doi:10.3762/bjnano.17.19

• due to reduced electronic interactions between layers. Raman spectroscopy and micro-XPS studies confirm these effects, revealing oxygen incorporation patterns and changes in chemical composition. In summary, the versatility in achieving selective oxidation or ablation expands the potential for device

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

• cycles, representing a direct and practical extension of the prior findings. Results and Discussion Chemical composition Prior to the fabric functionalization, the silver, copper, and zinc loadings in, respectively, Ag/CBV-600, Cu/CBV-600, and Zn/CBV-600 nanomaterials were analyzed by inductively coupled

• coincided well with data provided by the supplier and measurements obtained through EDS and ICP-OES analysis. As discussed in our previous work [4], the ion exchange treatment did not induce any changes in the chemical composition of the zeolite structure, such as dealumination or disilation. No additional

• fabrics were dried at room temperature for one day. A 10% (w/w) acrylic resin (Acrylic binder 005, Royal Talens Company, Apeldoorn, Netherlands, chemical composition: 5-chloro-2-methyl-2H-isothiazol-3-one; 2-methyl-2H-isothiazol-3-one; 1,2-benzisothiazol-3(2H)-one) was used as a binding agent to

Multilayered hyperbolic Au/TiO₂ nanostructures for enhancing the nonlinear response around the epsilon-near-zero point

• Fernando Arturo Araiza-Sixtos,
• Mauricio Gomez-Robles,
• Rafael Salas-Montiel and
• Raúl Rangel-Rojo

Beilstein J. Nanotechnol. 2026, 17, 251–261, doi:10.3762/bjnano.17.17

• actually was not at 800 nm, but rather at 600 nm. We tried to find the reason of this shift with our available resources. Transmission electron microscopy showed that there was no significant change in the geometry, which could have resulted in the ENZ shift. We could not study the composition of the

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

• , Technical University of Munich, Straubing, Germany Helmholtz-Zentrum Hereon, Geesthacht, Germany 10.3762/bjnano.17.16 Abstract Wood tracheids and fibers exhibit diverse structures and shapes across plant species. The hierarchical structure and composition of cellulose, hemicelluloses, and lignin enables

Gold nanoparticle-decorated reduced graphene oxide as a highly effective catalyst for the selective α,β-dehydrogenation of N-alkyl-4-piperidones

• Brenda Flore Kenyim,
• Mihir Tzalis,
• Marilyn Kaul,
• Robert Oestreich,
• Aysenur Limon,
• Chancellin Pecheu Nkepdep and
• Christoph Janiak

Beilstein J. Nanotechnol. 2026, 17, 218–238, doi:10.3762/bjnano.17.15