Probing internal continua and atomic ultrafast charge transfer within size-controlled nanoparticles by post-collision interaction in core-hole clock spectroscopy

• Johannes Lütgert,
• Erika Giangrisostomi,
• Nomi L. A. N. Sorgenfrei and
• Alexander Föhlisch

Beilstein J. Nanotechnol. 2026, 17, 505–514, doi:10.3762/bjnano.17.33

• -collision-interaction; quantum dots; resonant Auger spectroscopy; Introduction The interplay of electron localization, itinerance, and charge transfer is essential to functional nanoparticles and quantum dots (QDs) [1][2][3][4][5][6]. In terms of electronic structure properties, materials on the nanoscale

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

• sub-nanometer precision, while also probing vibronic structure and photon statistics in situ. Complementary approaches, such as tip-enhanced photoluminescence, extend this toolbox by enabling nanoscale hyperspectral mapping and photon correlation without charge injection. Together, these techniques

• energy shifts and peak shapes [179][180][181][182][183][184][185][186][187]. Complementing XPS, scanning X-ray photoelectron microscopy (SPEM) provides spatially resolved chemical information at the nanoscale, and near-ambient pressure XPS enables real-time monitoring of the chemical reactivity of

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

• nanoscale and advanced materials (so-called multi-criteria optimisation), and as a key driver of the knowledge and digital transitions that will underpin the next decade of industrial innovation as shown schematically in Figure 1. This thematic issue includes 13 articles (10 original research papers, two

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

• activated by light to generate ROS. BNPs, by virtue of their biological surface functionalities and synthetic nanoscale architecture, offer sophisticated platforms that maximize these criteria. However, the process of loading PS into such carriers must be carefully optimized to maintain the delicate balance

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

• many nanoscale peaks and depths. The 3D graphs of surface profiles generated by the profilometer software are provided in Figure 4. Sterilization effectiveness of the materials Both tested sterilization methods for steel discs with PDA and PTYR coatings were effective. The exact method description and

• used atmospheric oxidation (because the amount of oxidant in the solution is not limited by its dissolution) and allows for precise control over coating uniformity and thickness at the nanoscale. Also, for the synthesis of PTYR coatings, there is a limitation in the substrate availability for the

• -toxic, and highly hydrophilic. The observed decrease in CA with the coating time could be explained by the progressive filling of micro- and nanoscale surface irregularities, leading to increased homogeneity. SEM was the only feasible technique enabling the measurement of the thickness of these coatings

Ferroelectric nanodot reservoir for neuromorphic computing

• Anna Razumnaya,
• Yuri Tikhonov,
• Dmitrii Naidenko,
• Léo Boron,
• Valerii Vinokur and
• Igor Lukyanchuk

Beilstein J. Nanotechnol. 2026, 17, 352–364, doi:10.3762/bjnano.17.24

• ]. Ferroelectrics also host a wide variety of nonuniform topological soliton-like polarization states, especially at the nanoscale [26][27][28][29][30][31][32][33]. The presence of such topological states provides not only robust multistability but also new functional degrees of freedom, including topologically

• , arises from the energy-lowering feedback between polarization and internal electric field. Negative capacitance not only enhances the effective electrostatic tunability of the system but also provides a potential route to voltage amplification and energy-efficient signal processing at the nanoscale [40

• , enabling rich dynamic response to time-varying inputs, as required for real-time neuromorphic tasks. Notably, our approach leverages the electrostatic physics of nanoscale ferroelectrics to implement a scalable, low-power analog computing substrate. The described system relies solely on dielectric

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

• -amplitude oscillations and only external shock waves are emitted [156]. The evolution of CBs induced by DS beams in liquids can influence NP formation in PLAL by acting as nanoscale reactors. Modifying CB dynamics directly affects nucleation, offering new ways to tailor NP properties [157]. Despite the

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

• technique for nanoscale patterning, leveraging the precision of scanning probe microscopy, relying specifically on atomic force microscopy. This review explores the materials utilized in LAO experiments, including semiconductors, metals, insulators, two-dimensional (2D) materials, and emerging

• provide a comprehensive understanding of material selection in LAO and its implications for advancing nanotechnology. Keywords: local anodic oxidation; nanofabrication; scanning probe lithography; Review 1 Introduction Advancements in nanotechnology have led to the development of numerous nanoscale

• maskless patterning under ambient conditions with sub-10 nm lateral resolution, enabling direct oxide formation or material removal with nanoscale precision, capabilities not readily achievable with conventional lithographic approaches. AFM-based LAO originated from earlier STM local oxidation studies [10

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

• different components, fiber material composites, nanoscale fibers, and immersion in NPs solutions with a binder. Nanoparticles such as Ag, Au, TiO2, ZnO, Se, SiO2, CuO, and Pt are widely used for textile functionalization [25]. Common methods for incorporating Ag and Cu NPs into cotton textiles involve

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

• catalytic properties of AuNPs stem from their nanoscale size, which increases the surface-to-volume ratio, exposes a higher density of active sites, and induces quantum size effects that modulate the electronic structure [5]. These characteristics collectively enhance their reactivity, selectivity, and

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

• generalizing nanoscale properties and processes in biology to engineer functional surfaces and interfaces across different scales. In May 2023, the Beilstein Nanotechnology Symposium titled “Functional Micro- and Nanostructured Surfaces: from Biology to Biomimetics” brought together a diverse group of

• a follow-up with an extended scope to continue representation of nano- and microstructure effects in biological and bioinspired systems in the Beilstein Journal of Nanotechnology. The present thematic issue entitled “Micro- and Nanoscale Effects in Biological and Bioinspired Materials and Surfaces

• sources for bioinspiration based on the understanding of micro- and nanoscale effects in biological systems (“biology push”), numerous advances were achieved on replication of biological principles into artificial replicas [21], as well as studies on bioinspired materials and fabrication methods [22][23

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

• efficiency. From advanced drug delivery systems to clean energy solutions, the applications of nanotechnology are diverse and transformative. However, these innovations are accompanied by complex challenges regarding safety and sustainability for both the nanoscale materials themselves and for the products

• valuable, are resource intensive and inadequate to fully address the dynamic risks associated with ENMs and their myriad nanoscale forms (i.e., different sizes, geometries, coatings) [11]. The need for more proactive and efficient methodologies has led to the emergence of the Safe and Sustainable by Design

• powerful aspects of materials informatics lies in its ability to integrate machine learning with multiscale simulation tools – ranging from molecular dynamics to density functional theory – which helps researchers correlate nanoscale features such as particle size, shape, and surface functionalization with

From shield to spear: Charge-reversible nanocarriers in overcoming cancer therapy barriers

• Madhuri Yeduvaka,
• Pooja Mittal,
• Ameer Boyalakuntla,
• Usman Bee Shaik,
• Himanshu Sharma,
• Thakur Gurjeet Singh,
• Siva Nageswara Rao Gajula and
• Lakshmi Vineela Nalla

Beilstein J. Nanotechnol. 2026, 17, 159–175, doi:10.3762/bjnano.17.10

• advancements in nanocarrier-based cancer therapy, recent research has increasingly emphasised refining their physicochemical traits, especially surface charge, to boost therapeutic outcomes. A notable development in this context is the emergence of charge-reversible nanoscale drug delivery systems (CR-NDDSs

• nitrogen species, thereby improving treatment outcomes [60]. Additionally, an X-ray-activated nanoscale platform can produce significant quantities of ROS-enhancing PDT effects in cancer treatment by conjugating photosensitizers to these nanoparticles; the efficiency of ROS generation increases under X-ray

• radiation compared to that under conventional methods. These dual-functionality CRNs improved drug delivery precision and enhanced the overall effectiveness of radiotherapy [61]. A study by Liu et al. developed the nanoscale coordination polymer Hf-nIm@PEG (HNP), which integrates hafnium ions (Hf4+) with 2

Development and in vitro evaluation of liposomes and immunoliposomes containing 5-fluorouracil and R-phycoerythrin as a potential phototheranostic system for colorectal cancer

• Raissa Rodrigues Camelo,
• Vivianne Cortez Sombra Vandesmet,
• Octavio Vital Baccallini,
• José de Brito Vieira Neto,
• Thais da Silva Moreira,
• Luzia Kalyne Almeida Moreira Leal,
• Claudia Pessoa,
• Daniel Giuliano Cerri,
• Maria Vitória Lopes Badra Bentley,
• Josimar O. Eloy,
• Ivanildo José da Silva Júnior and
• Raquel Petrilli

Beilstein J. Nanotechnol. 2026, 17, 97–121, doi:10.3762/bjnano.17.7

• HSPC IM 07 formulation exhibits the most favorable characteristics for application in delivery systems, balancing nanoscale size, acceptable PDI, and high conjugation efficiency. 3.3 Atomic force microscopy assays Atomic force microscopy assays were used to characterize the surface topography of

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

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

• particles between 6 and 12 nm. In addition, an applied positive substrate bias voltage led to more energetic landing conditions and thus to increased adhesion forces. This study underscores the suitability of atomic force microscopy in characterizing adhesion on the nanoscale and offers insights into future

• conditions during the use of functional devices or surfaces. Future studies should focus on the effects of environmental factors, such as humidity and temperature, and the exploration of alternative NP/substrate combinations to expand the understanding of the adhesion mechanisms at the nanoscale. Schematics

Improving magnetic properties of Mn- and Zn-doped core–shell iron oxide nanoparticles by tuning their size

• Dounia Louaguef,
• Ghouti Medjahdi,
• Sébastien Diliberto,
• Klaus M. Seemann,
• Thomas Gries,
• Joelle Bizeau,
• Damien Mertz,
• Eric Gaffet and
• Halima Alem

Beilstein J. Nanotechnol. 2025, 16, 2285–2295, doi:10.3762/bjnano.16.157

• calorimetric method on a DM 100 instrument and DM applicator (Nanoscale Biomagnetics™, Zaragoza, Spain) using MaNIaC software (Nanoscale Biomagnetics™). 1 mL of a solution containing the NPs dispersed in toluene (5 mg/mL) was placed in vials adapted for such measurements, and an alternating magnetic field of

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

• Shaun M. Smith Ferdinando Malagreca Jacqueline Hicks Giuseppe Mantovani David B. Amabilino Christopher Parmenter Lluisa Perez-Garcia School of Chemistry, GSK Carbon Neutral Laboratories for Sustainable Chemistry, University of Nottingham, Triumph Road, NG7 2TU, United Kingdom Nanoscale and

• supramolecular hydrogels present unique challenges in nanoscale morphological characterization because of their fragile fibrous nature and low concentration of the solid component. In this study, imidazolium-based hydrogels containing either diketopyrrolopyrrole (DPP) or zinc(II) phthalocyanine (ZnPc

• -limited, preventing direct visualization of nanoscale features [6][8]. Confocal fluorescence microscopy addresses some of these limitations by allowing hydrogels to be imaged in situ, fully hydrated, and often in real time when a fluorophore is incorporated into the colloidal network [2][9]. Through

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

• implications for the engineering of superconducting heterostructures, particularly in nanoscale and mesoscopic systems where interface properties can be tailored with high precision. For example, geometric control of the proximity effect may provide an additional degree of freedom for optimizing device

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

• ) measures the interaction between electrons and cPNSs upon laser excitation by mapping the EELS within an electron microscope [135] (Figure 8e). In summary, we have reviewed the nanoscale characterization tools correlating structure to chiroptical activity of PNSs in this section. CD and ORD are handy tools

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

• nanoscale, serve as an advanced spectroscopic platform for improved molecular identification. They highlighted graphene’s potential in biosensing owing to its capability to be functionalized with dissimilar biomolecules such as enzymes and DNA. In their study, they presented a quantitative bioassay

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

• transmission of influenza [11][12][15] or SARS-CoV-2 [14] via aerosols. These viruses are enveloped (by glycosylated lipid bilayers) and display very large multimers of nanoscale glycoproteins (i.e., spikes), which control virus attachment and fusion to the host cells [16]. Glycosylation, often with mannosides

• to the nanoscale, we found a homogenous dispersion of the particles (Figure 6B). This is supported by AFM topography images at the nanoscale (Figure 6C). In contrast, PEG AuNPs are not well dispersed, with more agglomerates (see the analogous Figure 6G–I), and particle clusters form microscale

• nanoscale “traps” between the NPs. Both effects result in water adsorption that persists even in dry environments. Focusing now on particle size and assembly, we found no difference between the hydrodynamic size of 16.8 nm (obtained in suspension by DLS) (Figure 2) and the AFM height of 16.7 nm (which we

Hartree–Fock interaction in superconducting condensate fractals

• Edward G. Nikonov,
• Yajiang Chen,
• Mauro M. Doria and
• Arkady A. Shanenko

Beilstein J. Nanotechnol. 2025, 16, 2177–2182, doi:10.3762/bjnano.16.150

• ]. Nevertheless, the HF potential cannot be neglected in the presence of external fields [4], such as impurity potentials [5][6], quantum confinement in nanoscale superconductors [7], and potential barriers at interfaces [8]. Such external fields break the translational invariance, which is the condition for the

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

• the Bottom”, at the annual meeting of the American Physical Society at Caltech, USA. This lecture provided a visionary perspective that inspired generations of researchers and greatly accelerated systematic investigations in producing and exploiting nanoscale materials. Although it took decades for

• examination of unique nanostructures, nanoscale characterization, metrology to nanoelectronics, nanophotonics, nanobiotechnology, nanomedicine, nanofabrication, and nanomanufacturing [4][5]. These new developments catalyzed the initiation of numerous new experimental and theoretical areas in different

• now increasingly feasible. The boundaries between the natural and artificial, between living and nonliving systems, are being redefined through materials engineered at the nanoscale. It is important to elucidate that authors do not intend a direct comparison between nanotechnology and the fields such

Microplastic pollution in Himalayan lakes: assessment, risks, and sustainable remediation strategies

• Sameeksha Rawat,
• S. M. Tauseef and
• Madhuben Sharma

Beilstein J. Nanotechnol. 2025, 16, 2144–2167, doi:10.3762/bjnano.16.148

• activities. The collection of both suspended and floating particulates is facilitated by the increasing use of in situ filtration systems that utilize portable vacuum compressors for water samples. These tactics aid in capturing MPs of all sizes, from the macro- to the nanoscale, which is essential for

• using pretreatment techniques such as enzymatic decomposition of organic matter and density separation using saline solutions. These processes, however, might take a lot of time and could cause tiny particles to be lost [32]. The distinct combination of nanoscale dimensions and very low concentration in

• samples from the environment makes nanoscale plastics yet another challenge. Sophisticated methods such as thermal extraction desorption (TED) and gas chromatography-mass spectrometry (GC-MS) are now routinely used to detect these particles. But these methods involve a lot of expertise and equipment. The