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

• segregated between two types of cement cells, with different polyphosphoproteins and cations concentrated in the inclusions of heterogeneous granules. After secretion, these inclusions would inflate through a still unexplained process possibly involving ion exchange, to form hollow spheroids dispersed in the

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

• Copernicus University in Toruń, Gagarina 7, 87-100 Toruń, Poland 10.3762/bjnano.16.135 Abstract The development of modern metal deposition techniques like focused ion/electron beam-induced deposition (FIBID/FEBID) relies heavily on the availability of metal-organic precursors of particular properties. To

• new metal-organic precursors, in the form of supported thick layers, to the ion beam irradiation is studied through analysis of the chemical composition and morphology of the resulting structures. This is done using SEM backscattered electron/energy-dispersive X-ray spectroscopy along with machine

• -dispersive X-ray spectroscopy (EDX); focused ion beam (FIB); focused ion beam-induced deposition (FIBID); machine learning; scanning electron microscopy (SEM); Introduction A variety of nanomanufacturing techniques, such as optical and electron-beam lithography, nanoimprint lithography, atomic layer

Quantum circuits with SINIS structures

• Mikhail Tarasov,
• Mikhail Fominskii,
• Aleksandra Gunbina,
• Artem Krasilnikov,
• Maria Mansfeld,
• Dmitrii Kukushkin,
• Andrei Maruhno,
• Valeria Ievleva,
• Mikhail Strelkov,
• Daniil Zhogov,
• Konstantin Arutyunov,
• Vyacheslav Vdovin,
• Vladislav Stolyarov and
• Valerian Edelman

Beilstein J. Nanotechnol. 2025, 16, 1931–1941, doi:10.3762/bjnano.16.134

• different layers of superconducting aluminum and normal metal (e.g., copper). In case of chemical wet etching, this is achieved through an alkali and acid pair, for dry etching, chlorine and fluorine plasmas are used. Alternatively, in the case of magnetron sputtering and separate lithography, ion etching

Self-assembly and adhesive properties of Pollicipes pollicipes barnacle cement protein cp19k: influence of pH and ionic strength

• Shrutika Sawant,
• Anne Marie Power and
• J. Gerard Wall

Beilstein J. Nanotechnol. 2025, 16, 1863–1872, doi:10.3762/bjnano.16.129

• . coli BL21 (DE3) cells as previously described [21] and purified by two step purification, that is, immobilised metal affinity chromatography (IMAC) followed by ion exchange chromatography (IEC). For IMAC, the Co-IDA resin column was washed with 25 mM Tris-HCl buffer (pH 8.0) containing 150 mM NaCl and

• 0.1% Triton, and eluted using the same buffer containing 150 mM imidazole. Elution fractions containing rPpolcp19k-his protein were pooled and dialysed against 25 mM Tris-HCl (pH 8.0) buffer overnight at 4 °C and passed through an ion exchange UNO-S resin that had been equilibrated with 25 mM Tris-HCl

On the road to sustainability – application of metallic nanoparticles obtained by green synthesis in dentistry: a scoping review

• Lorena Pinheiro Vasconcelos Silva,
• Joice Catiane Soares Martins,
• Israel Luís Carvalho Diniz,
• Júlio Abreu Miranda,
• Danilo Rodrigues de Souza,
• Éverton do Nascimento Alencar,
• Moan Jéfter Fernandes Costa and
• Pedro Henrique Sette-de-Souza

Beilstein J. Nanotechnol. 2025, 16, 1851–1862, doi:10.3762/bjnano.16.128

• activity, reducing bacterial colonization at restoration margins and thereby minimizing secondary caries risk [9]. Additionally, fluoride varnishes and dental sealants containing biogenic nanoparticles demonstrate antibiofilm effects and prolonged ion release, making them promising adjuncts in caries

Further insights into the thermodynamics of linear carbon chains for temperatures ranging from 13 to 300 K

• Alexandre Rocha Paschoal,
• Thiago Alves de Moura,
• Juan S. Rodríguez-Hernández,
• Carlos William de Araujo Paschoal,
• Yoong Ahm Kim,
• Morinobu Endo and
• Paulo T. Araujo

Beilstein J. Nanotechnol. 2025, 16, 1818–1825, doi:10.3762/bjnano.16.125

• spectra were acquired with a 20× objective lens in a backscattering geometry using Jobin Yvon Horiba T64000 spectrometer (1800 lines/mm grating). Samples were resonantly excited with 514.5 nm (2.41 eV) and 568.2 nm (2.18 eV) (Coherent Innova 70C Ar and Kr ion lasers). The Raman spectra of LCC@MWCNT were

Electrical, photocatalytic, and sensory properties of graphene oxide and polyimide implanted with low- and medium-energy silver ions

• Josef Novák,
• Eva Štěpanovská,
• Petr Malinský,
• Vlastimil Mazánek,
• Jan Luxa,
• Ulrich Kentsch and
• Zdeněk Sofer

Beilstein J. Nanotechnol. 2025, 16, 1794–1811, doi:10.3762/bjnano.16.123

• Department of Inorganic Chemistry, University of Chemistry and Technology, Prague 6, 166 28, Czech Republic Ion Beam Center, Helmholtz-Zentrum Dresden Rossendorf, 01328 Dresden, Germany 10.3762/bjnano.16.123 Abstract Precise control of electrical conductivity, humidity sensitivity, and photocatalytic

• activity in polymeric and carbon-based materials is essential for advancing technologies in environmental sensing, flexible electronics, and photocatalytic systems. Conventional chemical modification methods often lack spatial precision, introduce impurities, and risk structural degradation. Ion

• implantation provides a controllable alternative for tuning surface properties at the nanoscale, enabling the targeted introduction of functional species without chemical reagents. This work investigates the effects of low-energy (20 keV) and medium-energy (1.5 MeV) Ag+ ion implantation on the electrical

Ambient pressure XPS at MAX IV

• Mattia Scardamaglia,
• Ulrike Küst,
• Alexander Klyushin,
• Rosemary Jones,
• Jan Knudsen,
• Robert Temperton,
• Andrey Shavorskiy and
• Esko Kokkonen

Beilstein J. Nanotechnol. 2025, 16, 1677–1694, doi:10.3762/bjnano.16.118

• equipped with complementary instruments (e.g., mass spectrometers) mainly allowing researchers to probe gas phase products and connect this information easily to the XPS data acquired from the surface. Common in-vacuum surface preparation tools (e.g., Ar ion sputtering and sample annealing) are

Prospects of nanotechnology and natural products for cancer and immunotherapy

• Jan Filipe Andrade Santos,
• Marcela Bernardes Brasileiro,
• Pamela Danielle Cavalcante Barreto,
• Ligiane Aranha Rocha and
• José Adão Carvalho Nascimento Júnior

Beilstein J. Nanotechnol. 2025, 16, 1644–1667, doi:10.3762/bjnano.16.116

• , the patent CN367902299 (2022) describes photo-thermally responsive PC-loaded polymeric nanoparticles designed to prevent and/or treat lung adenocarcinoma by inhibiting TMEM16A. TMEM16A is a calcium-activated chloride ion channel that appears to be a suitable biomarker and target for lung cancer

Nanotechnology-based approaches for the removal of microplastics from wastewater: a comprehensive review

• Nayanathara O Sanjeev,
• Manjunath Singanodi Vallabha and
• Rebekah Rubidha Lisha Rabi

Beilstein J. Nanotechnol. 2025, 16, 1607–1632, doi:10.3762/bjnano.16.114

• consistent and efficient adsorption across reuse cycles. Layered double hydroxides (LDHs) are a distinctive group of 2D inorganic materials known for their remarkable physical and chemical characteristics. Their exceptional ion exchange ability, large surface area, high thermal stability, and customizable

Transient electronics for sustainability: Emerging technologies and future directions

• Jae-Young Bae,
• Myung-Kyun Choi and
• Seung-Kyun Kang

Beilstein J. Nanotechnol. 2025, 16, 1545–1556, doi:10.3762/bjnano.16.109

• protective PI layer is extremely thin, it can be selectively removed by reactive ion etching, ultimately leaving only the biodegradable materials on the target surface. To simplify multistep fabrication processes, wafer-scale transfer methods have also been developed [74]. These involve fabricating

Influence of laser beam profile on morphology and optical properties of silicon nanoparticles formed by laser ablation in liquid

• Natalie Tarasenka,
• Vladislav Kornev,
• Alena Nevar and
• Nikolai Tarasenko

Beilstein J. Nanotechnol. 2025, 16, 1533–1544, doi:10.3762/bjnano.16.108

• become an emerging field of research [3][4][5][6][7]. The expanding application areas require silicon nanomaterials of different morphologies, including quantum dots, nanowires, and nanocrystalline films. Si nanowires, for example, are considered as a promising alternative to silicon electrodes in Li-ion

• laser ablation with the Bessel beam profile. Another application of the nanofilaments prepared using Bessel beams can be the electrode material of Li-ion batteries. Experiments on the preliminary evaluation of the electrochemical properties of the prepared nanomaterials for their potential application

Dendrimer-modified carbon nanotubes for the removal and recovery of heavy metal ions from water

• Thao Quynh Ngan Tran,
• Huu Trung Nguyen,
• Subodh Kumar and
• Xuan Thang Cao

Beilstein J. Nanotechnol. 2025, 16, 1522–1532, doi:10.3762/bjnano.16.107

• involvement of harmful chemicals to pre-functionalize the CNTs with high loading but also provided an effective way to enhance the adsorption of heavy metal ions. Keywords: carbon nanotubes; deep eutectic solvent; dendrimers; Diels–Alder reaction; heavy metal ion adsorption; Introduction The contamination

• metal contamination. Consequently, the efficient removal of heavy metal ions remains a critical research challenge. Various methods have been employed including membrane filtration [1], flocculation [2], adsorption [3][4], precipitation [5], electrolytic removal [6], ion exchange [7], reduction [8], and

• adsorbents for both Pb2+ and Cd2+ ions. The impact of contact time on the Pb2+ and Cd2+ ion adsorption efficiency was also investigated (Figure 3d). Each adsorbent showed increased adsorption efficiency for both the metal ions in the case of longer contact time ranging from 0 to 240 min. This behavior

Laser processing in liquids: insights into nanocolloid generation and thin film integration for energy, photonic, and sensing applications

• Akshana Parameswaran Sreekala,
• Pooja Raveendran Nair,
• Jithin Kundalam Kadavath,
• Bindu Krishnan,
• David Avellaneda Avellaneda,
• M. R. Anantharaman and
• Sadasivan Shaji

Beilstein J. Nanotechnol. 2025, 16, 1428–1498, doi:10.3762/bjnano.16.104

Parylene-coated platinum nanowire electrodes for biomolecular sensing applications

• Chao Liu,
• Peker Milas,
• Michael G. Spencer and
• Birol Ozturk

Beilstein J. Nanotechnol. 2025, 16, 1392–1400, doi:10.3762/bjnano.16.101

• stability of metal nanoparticles limits their application in biological systems and decreases their performance [12]. Other materials like silicon quantum dots, ion-imprinted polymer, and hydrogels have unique biocompatibility and specificity advantages, but long-term stability and cost make them

Synthesis and antibacterial properties of nanosilver-modified cellulose triacetate membranes for seawater desalination

• Lei Wang,
• Shizhe Li,
• Kexin Xu,
• Wenjun Li,
• Ying Li and
• Gang Liu

Beilstein J. Nanotechnol. 2025, 16, 1380–1391, doi:10.3762/bjnano.16.100

• (FE-SEM, JEOS JSM6700F). An InoLab Cond 7310 conductivity meter was used to measure ion concentration. Fabrication of CTA membrane The membranes were prepared according to previous protocols with modifications [67]. Initially, the raw materials for the CTA film were dried in a vacuum oven at 80 °C for

Enhancing the photoelectrochemical performance of BiOI-derived BiVO₄ films by controlled-intensity current electrodeposition

• Huu Phuc Dang,
• Khanh Quang Nguyen,
• Nguyen Thi Mai Tho and
• Tran Le

Beilstein J. Nanotechnol. 2025, 16, 1289–1301, doi:10.3762/bjnano.16.94

• higher electrodeposition current densities, suggesting preferential growth along the crystallographic direction. Higher deposition currents influence ion migration rates and nucleation kinetics, potentially leading to a preferential orientation along the (040) plane. The intensity and sharpness of the

Acrocomia aculeata oil-loaded nanoemulsion: development, anti-inflammatory properties, and cytotoxicity evaluation

• Verónica Bautista-Robles,
• Hady Keita,
• Edgar Julián Paredes Gamero,
• Layna Tayná Brito Leite,
• Jessica de Araújo Isaías Muller,
• Mônica Cristina Toffoli Kadri,
• Ariadna Lafourcade Prada and
• Jesús Rafael Rodríguez Amado

Beilstein J. Nanotechnol. 2025, 16, 1277–1288, doi:10.3762/bjnano.16.93

• increased to 250 °C at a rate of 5 K/min, maintaining the final temperature for 10 min. Mass spectra were acquired using a mass range of m/z 40–500, an interface temperature of 250 °C, and an ion source temperature of 220 °C. The solvent cutoff time was 3 min, and the event time was 0.20 min. The sweep

Chitosan nanocomposite containing rotenoids: an alternative bioinsecticidal approach for the management of Aedes aegypti

• Maria A. A. Bertonceli,
• Vitor D. C. Cristo,
• Ivo J. Vieira,
• Francisco J. A. Lemos,
• Arnoldo R. Façanha,
• Raimundo Braz-Filho,
• Gustavo V. T. Batista,
• Luis G. M. Basso,
• Sérgio H. Seabra,
• Thalya S. R. Nogueira,
• Felipe F. Moreira,
• Arícia L. E. M. Assis,
• Antônia E. A. Oliveira and
• Kátia V. S. Fernandes

Beilstein J. Nanotechnol. 2025, 16, 1197–1208, doi:10.3762/bjnano.16.88

• efficiency, the size analysis of the produced nanochitosan particles confirmed that both ion gelation methods produced nanostructures smaller than 100 nm (Figure 1). However, in Figure 1B, the peak area is narrower, indicating a higher uniformity in particle size. Figure 2C and 2D also show that the

• rotenoids in the nanostructures also increased the zeta potential (ζ) in both ion gelation methods, which appears to influence the polydispersity index (PDI) of these nanocomposites, as the PDI values are significantly higher than those of their respective controls (Table 1). The zeta potential is an

Crystalline and amorphous structure selectivity of ignoble high-entropy alloy nanoparticles during laser ablation in organic liquids is set by pulse duration

• Robert Stuckert,
• Felix Pohl,
• Oleg Prymak,
• Ulrich Schürmann,
• Christoph Rehbock,
• Lorenz Kienle and
• Stephan Barcikowski

Beilstein J. Nanotechnol. 2025, 16, 1141–1159, doi:10.3762/bjnano.16.84

• analytical techniques, we can prove that carbon incorporation into HEA NPs via ns-LAL is observable as seen in Figure 6. We prepared a cross-section sample of an amorphous HEA NP from ns-LAL synthesis via focused ion beam (FIB) preparation and compared EELS signals originating from both the core and shell

Influence of ion beam current on the structural, optical, and mechanical properties of TiO₂ coatings: ion beam-assisted vs conventional electron beam evaporation

• Agata Obstarczyk and
• Urszula Wawrzaszek

Beilstein J. Nanotechnol. 2025, 16, 1097–1112, doi:10.3762/bjnano.16.81

• ) coatings deposited using electron beam evaporation (EBE) and ion beam-assisted deposition (IBAD) are presented. Post-process annealing at 800 °C was also conducted to examine its impact on the properties of the prepared coatings. After annealing at 800 °C, a transition from amorphous to the anatase phase

• occurred for all coatings. In particular, an increase in ion beam current led to a reduction in crystallite size by approximately 30% compared to coatings prepared by conventional EBE process. The average anatase crystallite size for annealed films was in the range of 30.8 to 43.5 nm. A detailed SEM

• , annealing caused a decrease of the transparency level by 32% for films deposited by EBE, while for films from the IBAD process the decrease was less than 10%. The use of an ion gun increased the hardness of the TiO2 films from 2.4 to 3.5 GPa (Iibg = 4 A). Although a similar relationship was observed for

Fabrication of metal complex phthalocyanine and porphyrin nanoparticle aqueous colloids by pulsed laser fragmentation in liquid and their potential application to a photosensitizer for photodynamic therapy

• Taisei Himeda,
• Risako Kunitomi,
• Ryosuke Nabeya,
• Tamotsu Zako and
• Tsuyoshi Asahi

Beilstein J. Nanotechnol. 2025, 16, 1088–1096, doi:10.3762/bjnano.16.80

• microcrystalline powder into small nanoparticles with high efficiency. The particle size was determined by dynamic light scattering measurements (Zetasizer nanoS, Malvern Instruments). In this analysis, the prepared colloids were diluted more than tenfold with ion-exchanged water. Dispersion stability Dispersion

Single-layer graphene oxide film grown on α-Al₂O₃(0001) for use as an adsorbent

• Shiro Entani,
• Mitsunori Honda,
• Masaru Takizawa and
• Makoto Kohda

Beilstein J. Nanotechnol. 2025, 16, 1082–1087, doi:10.3762/bjnano.16.79

• . have demonstrated that GO is effective in the removal of actinides from nuclear wastewaters [8]. However, the adsorbing mechanism of metal ions to the GO surface, such as adsorption sites, remains to be elucidated. It has been demonstrated that GO tends to aggregate during the process of metal ion

• spectrum of Cs-adsorbed SLGO shown in Figure 4c, a new component appears at the photon energies between PO1 and PO2; PO3 (532.7 eV). As detailed in the following section, Cs has been found to be adsorbed on oxygen functional groups through the process of ion exchange. Consequently, it can be inferred that

• have dissociation constants pK = 4.3, 6.6, and 9.8 [31]. It can be considered that Cs adsorbs on the oxygen functional groups through a mechanism of ion exchange. This process involves the substitution of H atoms from oxygen functional groups, such as carboxyl and hydroxy groups, with Cs atoms. It can

Piezoelectricity of hexagonal boron nitrides improves bone tissue generation as tested on osteoblasts

• Sevin Adiguzel,
• Nilay Cicek,
• Zehra Cobandede,
• Feray B. Misirlioglu,
• Hulya Yilmaz and
• Mustafa Culha

Beilstein J. Nanotechnol. 2025, 16, 1068–1081, doi:10.3762/bjnano.16.78

• osteoblast end differentiation [75][76]. In the control+US group, calcium depositions increased on the 1st, 4th, and 7th days compared to that of the control group. This increase is expected due to the activation of calcium ion channels by US exposure, leading to enhanced Ca2+ uptake [77]. Cells treated with

Soft materials nanoarchitectonics: liquid crystals, polymers, gels, biomaterials, and others

• Katsuhiko Ariga

Beilstein J. Nanotechnol. 2025, 16, 1025–1067, doi:10.3762/bjnano.16.77

• is orientational and rotational disorder. These materials are distinguished by their high degree of plasticity and diffusivity. In the case of ionic compounds, this results in the formation of an ion-conducting phase, rendering them an intriguing material for use as a transport field for target ions

• formation of more ordered, hydrophobic coatings, while the incorporated polymers retain their electroactive properties. Ion transport through the film is still possible. Nanoarchitectonics polymer composite films can incorporate bioelectroactive proteins such as glucose oxidase. The high hydrophobicity