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

• . However, the surface is crucial here, and our hydrophilic APDMES- and hydrophobic OTS-silanized wafer surfaces (see Supporting Information File 1, Figure S1) provide two extremes (Figure 6). We observed a “coffee ring” drying phenomenon only on OTS. This is related to the competition between the time

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

• current/voltage plots in Figure 4g and Figure 5g is the slight drop of current with applied bias for the graphene junctions with five and six layers, which is missing for h-BN junctions. We assign this result to the phenomenon of negative differential resistance (NDR), in which the electric current

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

• accurately reflect the true droplet size distribution in the MEgel. This phenomenon is evident from the apparent increase in mean hydrodynamic diameter to 45.1 nm and PdI to 0.27, which is attributed to NaCMC matrix scattering rather than actual droplet growth [40]. A comparison of the hydrodynamic diameter

Calibration of piezo actuators and systems by dynamic interferometry

• Knarik Khachatryan and
• Michael Reichling

Beilstein J. Nanotechnol. 2025, 16, 2086–2091, doi:10.3762/bjnano.16.143

• and hysteresis occurring after switching polarity from positive to negative. Note that we observe this phenomenon although we paused the measurement for 25 min between contraction and extension experiments to give the system time for equilibration. The deviation of data points from a straight line is

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

• the high-frequency micro-oscillation from undergoing the “pull-in” phenomenon, where the tip suddenly collapses into the sample surface due to excessive attractive forces, thus avoiding associated imaging instabilities. The critical role of a stable mechanical baseline for enabling high-frequency

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

• scales involved. In previous research, we used molecular dynamics simulations to explore various aspects of gecko adhesion [10][11][12][13]. We found that humidity increases the force required to pull a spatula off from a substrate [10][12], a phenomenon also observed in high-humidity atomic force

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

• a notable influence on the characteristics of the resultant nanofibers. A reduction in the needle-to-collector distance from 15 (Figure 4D) to 12 cm (Figure 4B) resulted in a significant increase in the average fiber diameter, from 250 ± 74 to 439 ± 100 nm. This phenomenon is likely associated with

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

• are the thicknesses of the normal metal and superconductor films, respectively. Another feature of the tunnel–NIS junction is the phenomenon of electron cooling. This process is a transfer of heat from a normal metal to a superconductor and is caused by the fact that charge carriers with higher energy

PEGylated lipids in lipid nanoparticle delivery dynamics and therapeutic innovation

• Peiyang Gao

Beilstein J. Nanotechnol. 2025, 16, 1914–1930, doi:10.3762/bjnano.16.133

• primed for a heightened response. As illustrated in Figure 5, anti-PEG antibodies can rapidly neutralize PEGylated nanoparticles, triggering the accelerated blood clearance (ABC) phenomenon [4][69]. This effect is characterized by a dramatic reduction in circulation time for subsequent doses, often

Exploring the potential of polymers: advancements in oral nanocarrier technology

• Rousilândia de Araujo Silva,
• Igor Eduardo Silva Arruda,
• Luise Lopes Chaves,
• Mônica Felts de La Roca Soares and
• Jose Lamartine Soares Sobrinho

Beilstein J. Nanotechnol. 2025, 16, 1751–1793, doi:10.3762/bjnano.16.122

• triggers hydrolysis, producing acids that catalyze degradation, thus enlarging the pores, a phenomenon known as swelling, which is particularly relevant in systems based on hydrophilic polymers. The mobility of the polymer chains, which is influenced by their Tg (decreasing as the polymer molecular weight

Multifunctional anionic nanoemulsion with linseed oil and lecithin: a preliminary approach for dry eye disease

• Niédja Fittipaldi Vasconcelos,
• Almerinda Agrelli,
• Rayane Cristine Santos da Silva,
• Carina Lucena Mendes-Marques,
• Isabel Renata de Souza Arruda,
• Priscilla Stela Santana de Oliveira,
• Mércia Liane de Oliveira and
• Giovanna Machado

Beilstein J. Nanotechnol. 2025, 16, 1711–1733, doi:10.3762/bjnano.16.120

Beyond the bilayer: multilayered hygroscopic actuation in pine cone scales

• Kim Ulrich,
• Max David Mylo,
• Tom Masselter,
• Fabian Scheckenbach,
• Sophia Fischerbauer,
• Martin Nopens,
• Silja Flenner,
• Imke Greving,
• Linnea Hesse and
• Thomas Speck

Beilstein J. Nanotechnol. 2025, 16, 1695–1710, doi:10.3762/bjnano.16.119

• under fluctuating environmental conditions. The same phenomenon can be observed when measuring the bending angle of the cone scales during absorption and desorption (Figure 4). Within the 50–60% RH range, the bending angle varied markedly depending on the pre-conditioning of the scale: Scales that were

Bioinspired polypropylene-based functionally graded materials and metamaterials modeling the mistletoe–host interface

• Lina M. Rojas González,
• Naeim Ghavidelnia,
• Christoph Eberl and
• Max D. Mylo

Beilstein J. Nanotechnol. 2025, 16, 1592–1606, doi:10.3762/bjnano.16.113

• local strain behavior and the failure point. Moreover, this phenomenon was transferred to metamaterial structures where the material gradient counteracts the geometric gradient (beam thickness). The results highlight the effective anchoring method of mistletoe through graded structuring of the interface

Few-photon microwave fields for superconducting transmon-based qudit control

• Irina A. Solovykh,
• Andrey V. Pashchenko,
• Natalya A. Maleeva,
• Nikolay V. Klenov,
• Olga V. Tikhonova and
• Igor I. Soloviev

Beilstein J. Nanotechnol. 2025, 16, 1580–1591, doi:10.3762/bjnano.16.112

• . This phenomenon arises due to the interaction between nonlinearity and the coupling of quantum fields and cannot be observed when only classical fields are present. In addition, we propose the quantum circuit design of a real superconducting scheme in which the predicted rapid control of transmon-based

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

• silicon, while amorphous silicon exhibits the highest degradation rate among them [45]. Interestingly, doping can lead to a retardation of degradation [42], resembling the etch-stop phenomenon in the potassium hydroxide process. This newfound understanding of biodegradability of electronic-grade silicon

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

• the propagation direction [34]. Formation of NPs in liquid media during laser ablation is known to be a complex phenomenon. A typical mechanism assumes that the ablation process starts with absorption of the laser pulse by a target during first tens of nanoseconds, followed by electron–phonon

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

• also touches upon the phenomenon of laser-induced defects in liquid environments. While numerous comprehensive reviews on these topics already exist, this article aims to offer a succinct overview of the fundamental principles and applications of these techniques [1]. The focus is on providing a

Wavelength-dependent correlation of LIPSS periodicity and laser penetration depth in stainless steel

• Nitin Chaudhary,
• Chavan Akash Naik,
• Shilpa Mangalassery,
• Jai Prakash Gautam and
• Sri Ram Gopal Naraharisetty

Beilstein J. Nanotechnol. 2025, 16, 1302–1315, doi:10.3762/bjnano.16.95

• density coherently oscillates, coupled to both media. Usually, LIPSS formation is a multipulse phenomenon, as pulse after pulse create a different roughness on the surface or feedback mechanism to form certain SPP modes. The interference of incoming light with scattering from the SPP modes can lead to the

• rate, and number of pulses. These parameters result in different periodicities and aspect ratios, and corresponding theoretical predictions are not yet completely mature or framed. The formation of HSFL, however, remains an unrevealed phenomenon with theories ranging from twining [49] and self

• number of effective laser pulses per beam spot area. Considering that the spot diameter invariably expands with longer wavelengths, the laser-ablated area becomes more substantial in comparison to lower wavelengths. This phenomenon is crucial to note as it influences the fabrication of large-area LIPSS

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

• value of zeta potential over time suggests enhanced system stability, attributed to the intensification of electrostatic repulsion among nanodroplets. Although this phenomenon is atypical for systems stabilized by nonionic surfactants (Span 80® and Tween 80®), it may result from the presence of

• phenomenon that becomes increasingly efficient at elevated temperatures, promoting the formation of smaller droplets. Additionally, elevated temperatures enhance molecular mobility and solubility, facilitating droplet disruption and dispersion effects observed in bocaiúva oil nanoemulsions above 60 °C [48

Better together: biomimetic nanomedicines for high performance tumor therapy

• Imran Shair Mohammad,
• Gizem Kursunluoglu,
• Anup Kumar Patel,
• Hafiz Muhammad Ishaq,
• Cansu Umran Tunc,
• Dilek Kanarya,
• Mubashar Rehman,
• Omer Aydin and
• Yin Lifang

Beilstein J. Nanotechnol. 2025, 16, 1246–1276, doi:10.3762/bjnano.16.92

• , which directly correlates to the neoadjuvant treatment efficacy. To confirm this phenomenon, Zheng et al. constructed TNBC membrane-coated, artesunate-loaded PLGA NPs (231M-ARS@PLGA) to regulate the SWE stiffness via cancer-associated fibroblast (CAF) inhibition. In the MDA-MB 231 and E0771 orthotopic

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

• region was observed (Figure 6, white arrows), which progressively intensified at higher concentrations (100 and 200 ppm). This phenomenon may be indicative of physiological stress related to the integrity of the peritrophic matrix (PM), a semi-permeable structure that lines the midgut, playing essential

Electronic and optical properties of chloropicrin adsorbed ZnS nanotubes: first principle analysis

• Prakash Yadav,
• Boddepalli SanthiBhushan and
• Anurag Srivastava

Beilstein J. Nanotechnol. 2025, 16, 1184–1196, doi:10.3762/bjnano.16.87

• distinct molecular orientations, denoted as A, B, C, and D in Figure 3. Adsorption energies for these orientations are calculated and presented below in Table 4, with values of −0.389, −0.657, −0.593, and −0.440 eV for A, B, C, and D orientations driven by the physisorption phenomenon, respectively. Among

• electronic charge transfer from CP to ZnS NT for each molecule orientation (see below Table 4). The corresponding charge transfers are 0.073e, 0.095e, 0.109e, and 0.06e for orientations A, B, C, and D, respectively. The electronic charge transfer led by the weak physisorption phenomenon plays a critical role

• , a high recovery time of 3.5 μs at room temperature supported by the weak van-der-Waals-based physisorption phenomenon and significant red shift in the absorption coefficient and optical conductivity peaks. The results underscore the potential of ZnS NT as a sensor material for CP and the suitability

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

• does the pulse duration affect the structure of the particle? To resolve this conundrum, we first need to clarify whether amorphization is a phenomenon that directly occurs during particle formation or whether post-irradiation effects are involved. As stated in the experimental section, LAL was

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

• an additional Iibg of 4 A, can be understood as the separation of grains into two distinct rows or layers. This phenomenon may be related to the deposition conditions and the post-process heat treatment of the titanium dioxide thin film. As the grains grow during annealing, the top row of grains may

• ). The use of additional Iibg, which increases the total energy of the particles reaching the substrate through ion bombardment, leads to densification and enhanced mechanical properties of the films. This phenomenon explains the observed increase in hardness and wear resistance (Figure 10a,b

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

• (around 2900 cm−1). The presence of intense D and D+G peaks is indicative of the existence of graphene film disorder. This phenomenon can be attributed to the reduced size of the graphene grains that are produced at lower growth temperatures [18]. Following the oxidation process, a broadening of all peaks