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

• ) and acceptor (dipyrromethene ligand) sites (Figure 1a) [32][33][34][35]. Importantly, the proposed systems produce triplet states via an alternative to the SOC-ISC mechanism, that is, through a spin–orbit charge transfer intersystem crossing (SOCT-ISC, Figure 1b) resulting from the electron hopping

Cellulose as a photocatalyst support material: extraction, structural features, and environmental applications

• Yee Teng Lim,
• Nur Farhana Jaafar,
• Azizul Hakim Lahuri and
• Endang Tri Wahyuni

Beilstein J. Nanotechnol. 2026, 17, 635–652, doi:10.3762/bjnano.17.44

• enhancing charge-transfer dynamics [89]. Recently, nanocellulose has emerged as a promising support material for the synthesis of metal, metal oxide, and non-metallic nanoparticles, and when these components are combined, they often act synergistically to enhance photodegradation processes. Noble and

• photocatalytic nanoparticles, creating favorable conditions for efficient charge transfer and overall reaction performance [90]. In photocatalysis, raw photocatalysts are typically fine nanopowders. They are excellent at using light to degrade pollutants, but they suffer from three major functional flaws. They

• degradation of pollutants [19]. In addition, the optical properties of transparent cellulose-based thin films enhance photocatalytic efficiency as their ability to transmit UV or visible light ensures greater light penetration, which in turn improves electron distribution and transfer to the TiO2 surface

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

• -order model, which is more typical when the main process is controlled by light absorption and charge carrier transfer rather than surface adsorption. The smaller particle size and higher silver content in the 2000p sample improved electron–hole separation; hence, the reaction was mainly driven by

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

• heterostructures, such as solvent-induced erosion, interdiffusion of components, and interface mixing, recent strategies have focused on transfer-imprinting-assisted growth and hybrid deposition approaches [71][72][73]. Lee et al. [74] proposed a solid-state in-plane growth process, in which solid (BA)2PbBr4

Impacts of annealing on structural and photophysical properties of zinc phthalocyanine adsorbed on graphene

• Gautier Creutzer,
• Quentin Fernez,
• Nataliya Kalashnyk,
• Zohreh Safarzadeh,
• Lydia Sosa Vargas,
• Céline Fiorini-Debuisschert,
• Nicolas Fabre and
• Fabrice Charra

Beilstein J. Nanotechnol. 2026, 17, 576–585, doi:10.3762/bjnano.17.39

• treatments, as often shown for example with α and β phases of zinc phthalocyanines (ZnPc), with consequences on molecule orientations relative to the substrate and absorbance efficiency [21] or dynamics of charge migration and charge transfer to substrate [22]. Even inside a given phase, minute structural

• variations in phthalocyanine-based materials can strongly impact their absorption and luminescence spectra, in particular by allowing or not the formation of intermolecular Frenkel charge-transfer excitons [23]. 2D assemblies of self-organized adsorbed conjugated molecules on graphene has attracted

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

• -doping TiO2 with the high-valence Mo ions and the Cu or Co ions with low valence can be used to address the shortcomings of individual doping systems to optimize charge transfer and reduce recombination. Metal/metal co-doping has not received much attention; however, it is a promising alternative since

• properties were determined. Finally, the photocatalytic behavior of the materials was studied in the photocatalytic oxidation of ketoprofen (KTP) under UV irradiation, with the aim of studying the charge-transfer improvement. Ketoprofen degradation, adsorption, kinetics, and reaction pathways have been

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

• strong π–π interactions with aromatic compounds like ciprofloxacin [14][15]. Integrating MIL-101 with rGO aims to combine the high surface area and adsorption capacity of MIL-101 with the excellent electrical conductivity and electron-transfer ability of rGO, creating a synergistic effect that boosts the

• electrochemical performance of the composite material. This combination can promote efficient analyte adsorption and fast charge transfer at the electrode interface. Consistent with this idea, Gu et al. reported that MIL-101/rGO composites exhibit enhanced electrocatalytic activity toward the reduction of

• results from both figures confirm the successful formation of MIL-101/rGO composites. This structural combination is beneficial for electrochemical applications because rGO improves electrical conductivity and promotes charge transfer. The Raman spectra of GO, rGO, MIL-101, and the MIL-101/rGO composites

Fractional shot noise of an SU(N) Kondo system

• Damian Krychowski and
• Stanisław Lipiński

Beilstein J. Nanotechnol. 2026, 17, 515–540, doi:10.3762/bjnano.17.34

• , 15/8, 12/5, 35/12, …} and bN = {2, 1, 2/3, 1/2, 14/5, …}. is the quadratic Casimir operator in the free pseudospin momentum limit (t = 0). We see that, for Q = 1e, the inter-state charge transfer correlator is Qik = QiQk = 0. Correspondingly, successive values of N reach the numbers TχN ≈ aN. In

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

• local charge transfer dynamics and internal continuum states. We observe an acceleration of charge transfer times by almost one order of magnitude in thin-shell quantum dots, comprising only one or three double layers of ZnS, before reaching a size-independent limit. This size-dependence is governed by

• the existence of a faster charge transfer channel toward the CdSe core, only accessible for the inner-most shell layers, rather than a quantum confinement effect. By extending the traditional PCI model from free-electron systems to bound-state continua, we further establish a framework for

• -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

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

• organic pollutants, including nitroaromatic compounds and dye molecules, under mild reaction conditions [57][58][59]. The synergistic interaction between AuNPs and GO enhances electron transfer, enabling lower noble-metal loading while maintaining high catalytic performance. Furthermore, AuNPs@GO

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

• (scanning tunneling microscopy (STM) and STEM) are slower and may introduce uncertainties due to the required change in the thermodynamic conditions during transfer from the processing chamber to the vacuum in the microscope. Are defect complexes in sub-stoichiometric/impurity-doped 2D materials more

• from triplet to singlet during dissociation [62]. Although O2 incorporation into the WS2 surface involves electron transfer from the substrate, the reaction may proceed via non-adiabatic pathways, as previously discussed for O2 adsorption on metal surfaces [66][67]. This underscores the limitations of

• valence band maximum and conduction band minimum between bulk and monolayer WS2 affect the relative position of the O2 LUMO responsible for the charge transfer. This can affect the barrier of O2 dissociation and requires further studies. The mechanisms of propagation of oxidation front from the surface 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

• nanostructured materials, significantly expanding the range of agents available for PDT applications [18]. The photochemical pathway for ROS generation involves non-radiative relaxation of the excited PS, typically occurring through two primary mechanisms [19]. Type-I reactions involve electron transfer

• , producing radical species such as superoxide anions, while type-II reactions involve energy transfer, generating singlet oxygen, the primary cytotoxic agent in PDT (Figure 1). Although nanostructured PSs are often associated with type-I reactions and molecular PSs with type-II reactions, the generation of

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

• aggregates stabilized by charge transfer, hydrogen bonding and π–π stacking interactions [12][27][28]. Mechanistic studies indicate that the first step of ʟ-tyrosine polymerization involves hydroxylation of the aromatic ring at the C3 position [12][28][29], after which the pathway resembles dopamine

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

• , making thermal ablation processes dominant [162]. In the picosecond range, the pulse duration is short enough to reduce excessive heat transfer into the surrounding material, but it is still long enough to allow for localised heating, combining photomechanical and thermal effects in the ablation

• nonlinear effects arising therein. Second, we will explore the energy and heat transfer to the ablation target. Finally, we will explore different ablation mechanisms relative to each distinct temporal pulse regime. The laser beam, before reaching the liquid, propagates in air. If no extreme focusing is

• nonlinear effects for high-power nanosecond lasers and thermal effects for long femtosecond pulses with high power. Each laser pulse duration offers a distinct interaction with the ablation target that differs significantly in terms of heat transfer and ablation mechanisms concerning their efficiency and

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

• , allowing for precise pattern transfer [50][52]. The use of a single probe remains a significant limitation for all SPL methods. In LAO experiments, scanning probes mounted on commercial AFMs typically operate at processing speeds of tens of micrometers per second, restricting the ability to create fast

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

• nanoparticles act against viruses involves the interaction with the surface of the NPs, leading to adhesion and inactivation, thereby preventing the virion from entering the host cell. NPs release ions or transfer them to microorganisms, inducing oxidative stress. Given these possible mechanisms, viral

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

• fibers and tracheids, paving the way for more effective modeling applications, such as finite element modeling or computational simulations of fluid flow or heat transfer, aiding in development of various industrial applications of delignified wood. Accurate 3D models provide valuable insights into

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

• facilitate charge transfer between the metal and the support, enhancing the activation of molecular oxygen and promoting the oxidative dehydrogenation (ODH) pathway. This synergistic interaction should not only improve the intrinsic catalytic activity but also allow the catalyst to achieve high efficiency

• high yield of 98%. This enhanced performance can be attributed to the structural characteristics of rGO, which facilitate more efficient mass transfer and enable complete release of the product after the reaction and subsequent washing steps. Compared to AC and CB, the thin, wrinkled, and sheet-like

• AC therefore also stems from the synergistic interfacial C–O–Au arrangements, which act as bifunctional active sites for both, electron transfer and oxygen activation. The oxygenated functional groups of rGO (–OH, C=O, –CO) (Supporting Information File 1, Figure S6) anchor and electronically couple

Time of flight secondary ion mass spectrometry imaging of contaminant species in chemical vapour deposited graphene on copper

• Barry Brennan,
• Vlad-Petru Veigang-Radulescu,
• Philipp Braeuninger-Weimer,
• Stephan Hofmann and
• Andrew J. Pollard

Beilstein J. Nanotechnol. 2026, 17, 200–213, doi:10.3762/bjnano.17.13

• substrate, depending on processing conditions employed and the chemical species present on the surface. This has implications for the gas permeation barrier properties of this material, graphene transfer mechanisms, as well as the effectiveness of using the oxidation of the copper foil as a rapid graphene

• directly under the graphene after post-growth exposure to atmosphere. This could have implications for better understanding transfer mechanisms that rely on oxidation of the Cu substrate [39][40], defect characterisation [41], or the heat dissipation ability of graphene on Cu [42]. Methods CVD graphene

• sulphate-related species in Supporting Information File 1, Figure S1. The transfer of some of these contamination species along with the graphene layer to any other substrate of interest is highly probable, with previous ToF-SIMS studies of transferred CVD graphene from Cu indicating the presence of

Capabilities of the 3D-MLSI software tool in superconducting neuron design

• Irina E. Tarasova,
• Nikita S. Shuravin,
• Liubov N. Karelina,
• Fedor A. Razorenov,
• Evgeny N. Zhardetsky,
• Aleksandr S. Ionin,
• Mikhail M. Khapaev and
• Vitaly V. Bol’ginov

Beilstein J. Nanotechnol. 2026, 17, 122–138, doi:10.3762/bjnano.17.8

• neurons, in particular, of sigma and Gauss neuron types [1]. They are, in fact, a single-junction and a two-junction interferometer, respectively, shunted by an additional inductance, which is also used to generate the output signal. The designation of such a neuron originates from the type of transfer

• further improvement. By now, an increase in sensitivity to the input signal and in efficiency of the output flux transfer, as well as a suppression of parasitic coupling, seems to be the most promising strategy. The potential of 3D-MLSI software demonstrated in this work will be useful in this process

Reduced graphene oxide paper electrode for lithium-ion cells – towards optimized thermal reduction

• Agata Pawłowska,
• Magdalena Baran,
• Stefan Marynowicz,
• Aleksandra Izabela Banasiak,
• Adrian Racki,
• Adrian Chlanda,
• Tymoteusz Ciuk,
• Marta Wolczko and
• Andrzej Budziak

Beilstein J. Nanotechnol. 2026, 17, 24–37, doi:10.3762/bjnano.17.3

• stability of the cell’s performance was improved with increasing reduction temperature. Changes in structural properties revealed by Raman spectroscopy influenced the electrochemical properties of these materials, probably due to the decreased charge transfer resistance and balanced electronic and ionic

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

• OP50. Nematode transfer was performed every two days, moving a chunk of agar from a three-to-five-day-old plate to a new NGM plate seeded with E. coli. The nematodes were cultivated at room temperature (≈23 °C). C. elegans feeding with UCNPs To feed the nematodes with UCNPs, ten to twelve nematodes

• , each approximately 1 mm in length, were selected and individually transferred from a three-day-old cultivation plate to a fresh small NGM plate (35 mm in diameter) that was not seeded with E. coli OP50. The nematodes transfer was gently conducted using a stereomicroscope (ZEISS, Stemi 2000) equipped

• with a transmitted light source and thin tweezers. After the transfer, 50 µL of the UCNPs@lipids solution was carefully dropped onto the plate and spread to cover most of the plate. Before imaging, the nematodes were left in contact with the UCNPs@lipids solutions for approximately 17 h. Samples used

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

• for freeze fracture, with a Quorum PP3010 Prepdek slush freezer. The stubs were then secured onto the sample shuttle of the cryo-system before transfer to the preparation station at −170 °C. Freeze fracture was carried out by removing the top half of the rivet with the fracturing knife attached to the

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

• magnitude) with light-absorbing reactants observed at optical hot spots compared to other locations. Hot carriers generated in PNSs can transfer into molecular species and trigger redox reactions. The rate of hot carrier generation strongly depends on the PNS absorption, proportional to the electric field

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

• biosensors into cellular bioimaging and the potential for non-invasive in vitro and in vivo analysis demonstrate their versatility and applicability across a broad spectrum of biomedical research, diagnostics, and nutrient analysis. Keywords: carbon dots; cobalamin; energy transfer; fluorescence sensor