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

Laser ablation in liquids for shape-tailored synthesis of nanomaterials: status and challenges

• Natalie Tarasenka

Beilstein J. Nanotechnol. 2025, 16, 1963–1997, doi:10.3762/bjnano.16.137

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

• junction; superconducting tunnel junctions; Introduction Modern superconducting electronics is moving towards lower temperatures, lower noise levels, and higher sensitivity, which can be achieved at sub-Kelvin temperatures using aluminum-based tunnel junctions. One group of devices, such as

• tunnel junction In tunnel structures, the barrier is a dielectric layer between two metal films (often the oxide layer on the surface of the first metal layer is used as a dielectric). The first experimental study of a tunnel junction was carried out in 1960 [21] for an aluminum–aluminum oxide–lead

• Historically, aluminum tunnel junctions were fabricated by shadow evaporation at different angles by the so-called Dolan technology [27]. It requires the formation of a two-layer resist with suspended bridge of the top resist layer (Figure 1a). The advantage of the technique is its simplicity, drawbacks are

Piezoelectricity of layered double hydroxides: perspectives regarding piezocatalysis and nanogenerators

• Evgeniy S. Seliverstov,
• Evgeniya A. Tarasenko and
• Olga E. Lebedeva

Beilstein J. Nanotechnol. 2025, 16, 1812–1817, doi:10.3762/bjnano.16.124

• addition to zinc-aluminum LDHs, piezo-photocatalytic properties have also been studied for Ni/Fe LDH [15]. A Ni/Fe-LDH/Bi2MoO6−x composite has been designed for the piezo-photocatalytic N2 oxidation to NO3−. The obtained material displayed a high nitric acid production rate (7.23 mg·g−1·h−1). Experimental

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

• mL·min−1, using sealed aluminum pans (T181206 and T181128). Droplet size, polydispersity index, zeta potential, and conductivity Droplet size and polydispersity index (PdI) of the formulations were measured 24 h after preparation using dynamic light scattering with a Zetasizer Nano-ZS ZEN 3600 (Malvern

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

Venom-loaded cationic-functionalized poly(lactic acid) nanoparticles for serum production against Tityus serrulatus scorpion

• Philippe de Castro Mesquita,
• Karla Samara Rocha Soares,
• Manoela Torres-Rêgo,
• Emanuell dos Santos-Silva,
• Mariana Farias Alves-Silva,
• Alianda Maira Cornélio,
• Matheus de Freitas Fernandes-Pedrosa and
• Arnóbio Antônio da Silva-Júnior

Beilstein J. Nanotechnol. 2025, 16, 1633–1643, doi:10.3762/bjnano.16.115

• controlled by diffusion mechanism was also measured. Finally, in vivo immunization in BALB/c mice showed superior efficacy of the T. serrulatus venom protein-loaded nanoparticles compared to the traditional aluminum hydroxide immunoadjuvant. Thus, the formulations shown are promising nanocarriers to be used

• considered the main responsible for the envenoming syndrome as well as the most studied [10]. With regard to treatment, in severe scorpion envenoming cases, immunotherapy is the most common approach to protect populations from lethal effects [1][10][11]. Aluminum-based adjuvants have been extensively used to

• induce long-lasting protective immunity through vaccination [12][13]. However, reported incidences of toxicity and side effects of aluminum have raised concerns regarding their safety in childhood vaccines [13]. Consequently, there is a growing need for alternative immunization strategies that not only

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

Photochemical synthesis of silver nanoprisms via green LED irradiation and evaluation of SERS activity

• Tuan Anh Mai-Ngoc,
• Nhi Kieu Vo,
• Cong Danh Nguyen,
• Thi Kim Xuan Nguyen and
• Thanh Sinh Do

Beilstein J. Nanotechnol. 2025, 16, 1417–1427, doi:10.3762/bjnano.16.103

• various solid supports such as glass [11], quartz, silicon, or aluminum foil [12]. A recent trend in the development of practical SERS substrates emphasizes flexibility and portability for field-deployable Raman detection. Accordingly, several groups have developed paper-based [13] or cotton-based [14

• internally lined with aluminum foil. The LEDs were oriented perpendicularly to the vials to ensure that each vial was consistently positioned at the center of the incident light beam throughout all experiments. The seed solutions were irradiated with green LEDs (520 ± 20 nm, Epistar 10 W chip, Taiwan) for 6

The role of biochar in combating microplastic pollution: a bibliometric analysis in environmental contexts

• Tuan Minh Truong Dang,
• Thao Thu Thi Huynh,
• Guo-Ping Chang-Chien and
• Ha Manh Bui

Beilstein J. Nanotechnol. 2025, 16, 1401–1416, doi:10.3762/bjnano.16.102

• relatively high removal efficiency of 94.12%, its low adsorption capacity (4.5 mg·g−1) necessitates the use of a large quantity of adsorbent to ensure effective removal [78]. Notably, aluminum anodes have shown superior performance compared to iron anodes, with removal efficiencies, varying according to MP

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

• on the laser intensity. In the linear regime, pure metals such as copper, aluminum, and silver, which have low electrical resistivity, exhibit a low penetration depth for EM waves. In contrast, composite alloys such as stainless steel have higher resistivity and show a higher penetration depth than

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

• . Then, the cells were treated with NMs with increasing concentrations (0.25, 0.5, 1, 5, and 10 µg/mL) and incubated for 24 h. Then, the DCFDA solution was prepared with a final concentration of 10 µM/mL and given to each well in a 100 µL volume. Each plate was coated with aluminum foil and incubated for

Time-resolved probing of laser-induced nanostructuring processes in liquids

• Maximilian Spellauge,
• David Redka,
• Mianzhen Mo,
• Changyong Song,
• Heinz Paul Huber and
• Anton Plech

Beilstein J. Nanotechnol. 2025, 16, 968–1002, doi:10.3762/bjnano.16.74

Morphology and properties of pyrite nanoparticles obtained by pulsed laser ablation in liquid and thin films for photodetection

• Akshana Parameswaran Sreekala,
• Bindu Krishnan,
• Rene Fabian Cienfuegos Pelaes,
• David Avellaneda Avellaneda,
• Josué Amílcar Aguilar-Martínez and
• Sadasivan Shaji

Beilstein J. Nanotechnol. 2025, 16, 785–805, doi:10.3762/bjnano.16.60

• . Aluminum foil was used to wrap the sample and the glass vessel before they were introduced into a quartz tubular furnace (Lindberg/Blue MTM Mini-Mite Tube Furnace), equipped with a temperature controller. At a very low-pressure, high-quality nitrogen gas was passed through the tubular furnace. The presence

Efficiency of single-pulse laser fragmentation of organic nutraceutical dispersions in a circular jet flow-through reactor

• Tina Friedenauer,
• Maximilian Spellauge,
• Alexander Sommereyns,
• Verena Labenski,
• Tuba Esatbeyoglu,
• Christoph Rehbock,
• Heinz P. Huber and
• Stephan Barcikowski

Beilstein J. Nanotechnol. 2025, 16, 711–727, doi:10.3762/bjnano.16.55

• often are hydrophobic, is their increased solubilization or aqueous dispersion, relevant for pharmacological, photochemical, and photomedical applications. For example, metal complex phthalocyanines (Pc) [18] such as vanadium (VOPc) [19][20][21][22], copper (CuPc) [23][24], aluminum (AlPc) [24], and

Colloidal few layered graphene–tannic acid preserves the biocompatibility of periodontal ligament cells

• Teissir Ben Ammar,
• Naji Kharouf,
• Dominique Vautier,
• Housseinou Ba,
• Nivedita Sudheer,
• Philippe Lavalle and
• Vincent Ball

Beilstein J. Nanotechnol. 2025, 16, 664–677, doi:10.3762/bjnano.16.51

• pipetted onto clean silicon wafer substrates. The substrates were then air-dried and mounted on aluminum pins using double-sided carbon tape. Corresponding SEM images were subsequently captured. The S/TEM characterization was performed using a JEOL2100F microscope outfitted with a probe corrector for

Aprepitant-loaded solid lipid nanoparticles: a novel approach to enhance oral bioavailability

• Mazhar Hussain,
• Muhammad Farooq,
• Muhammad Asad Saeed,
• Muhammad Ijaz,
• Sherjeel Adnan,
• Zeeshan Masood,
• Muhammad Waqas,
• Wafa Ishaq and
• Nabeela Ameer

Beilstein J. Nanotechnol. 2025, 16, 652–663, doi:10.3762/bjnano.16.50

• , polymers, or formulated SLNs in aluminum crucibles were heated from 10 to 500 °C at 10 K/min with nitrogen purging at 20 mL/min flow rate. The TGA cell was calibrated using tin (232 °C) and indium (156 °C) as a melting points standard. In vitro drug release and kinetic modeling In vitro release of APT from

Feasibility analysis of carbon nanofiber synthesis and morphology control using a LPG premixed flame

• Iftikhar Rahman Bishal,
• Muhammad Hilmi Ibrahim,
• Norikhwan Hamzah,
• Mohd Zamri Mohd Yusop,
• Faizuan Bin Abdullah,
• I Putu Tedy Indrayana and
• Mohd Fairus Mohd Yasin

Beilstein J. Nanotechnol. 2025, 16, 581–590, doi:10.3762/bjnano.16.45

• aluminum foil covered drum was placed 18 cm from the needle to collect the nanofibers. The flow rate of the solution was 0.5 mL/h. The as-prepared nanofibers underwent thermal treatments, and it was found that the nanofibers exhibited optimal properties after treatment at 850 °C. The SEM and TEM image

Size control of nanoparticles synthesized by pulsed laser ablation in liquids using donut-shaped beams

• Abdel Rahman Altakroury,
• Oleksandr Gatsa,
• Farbod Riahi,
• Zongwen Fu,
• Miroslava Flimelová,
• Andrei Samokhvalov,
• Stephan Barcikowski,
• Carlos Doñate-Buendía,
• Alexander V. Bulgakov and
• Bilal Gökce

Beilstein J. Nanotechnol. 2025, 16, 407–417, doi:10.3762/bjnano.16.31

• top-view setup was applied to observe the bubble morphology evolution on a transparent yttrium aluminum garnet (YAG) target. The YAG crystal has a low thermal conductivity and a high laser-ablation threshold, minimizing the influence of the ablation products on cavitation bubble dynamics and, thus

ReactorAFM/STM – dynamic reactions on surfaces at elevated temperature and atmospheric pressure

• Tycho Roorda,
• Hamed Achour,
• Matthijs A. van Spronsen,
• Marta E. Cañas-Ventura,
• Sander B. Roobol,
• Willem Onderwaater,
• Mirthe Bergman,
• Peter van der Tuijn,
• Gertjan van Baarle,
• Johan W. Bakker,
• Joost W. M. Frenken and
• Irene M. N. Groot

Beilstein J. Nanotechnol. 2025, 16, 397–406, doi:10.3762/bjnano.16.30

• cobalt nanoparticle catalysts on an aluminum oxide support, industrially relevant in the Fischer–Tropsch synthesis. The catalysts are imaged before and after reaction at 430 K as the current maximum temperature of the qPlus sensor used falls just below the reaction temperature. Quadrupole mass

• with the QTF is magnetically held inside the piezotube that consists of a single tube and performs both the coarse approach and the fine scanning motion. The piezoelement, made of lead zirconate titanate, is placed outside the reactor and rests on an aluminum tube, which is part of the reactor wall and

• place, with QMS data of the product gases during reaction. In this experiment, the substrate is an aluminum oxide layer through which electrons cannot tunnel and, thus, cannot be studied by STM methods. Before presenting these high-temperature, high-pressure experiments, we show the temperature

Preferential enrichment and extraction of laser-synthesized nanoparticles in organic phases

• Theo Fromme,
• Maximilian L. Spiekermann,
• Florian Lehmann,
• Stephan Barcikowski,
• Thomas Seidensticker and
• Sven Reichenberger

Beilstein J. Nanotechnol. 2025, 16, 254–263, doi:10.3762/bjnano.16.20

• ) to determine the preferred phase (1-nonanol or propylene carbonate) of the colloidal nanoparticles (Figure 1a,b). For gold and silver, the nanoparticles remained in the propylene carbonate phase, which is the more polar phase, while the nanoparticles made by LAL of aluminum and titanium were found to

• formation is to be expected during the ablation of copper compared to gold and silver, which leads to a decreased polarity of the formed nanoparticles and potentially a higher affinity to less polar solvents. However, the base metals (iron, aluminum, and titanium) show a different behavior during LAL in

• organic solvents. Various nanoparticle compositions were found for iron [7][24][25] and titanium [26][55], including carbides, oxides, and oxocarbides, resulting in a higher affinity towards non-polar solvents. While this was not shown for aluminum nanoparticles previously, it is known that aluminum can

Clays enhanced with niobium: potential in wastewater treatment and reuse as pigment with antibacterial activity

• Silvia Jaerger,
• Patricia Appelt,
• Mario Antônio Alves da Cunha,
• Fabián Ccahuana Ayma,
• Ricardo Schneider,
• Carla Bittencourt and
• Fauze Jacó Anaissi

Beilstein J. Nanotechnol. 2025, 16, 141–154, doi:10.3762/bjnano.16.13

• ) Al2OH vibrational stretching, indicative of bentonite with a high aluminum content in octahedra [7][16]. The spectra for the NbOPO4 samples and for the bentonite modified with niobium phosphate (BEPh) before and after adsorption/photocatalysis (Figure 4a) show a band in the region of 1043 cm−1, due to

• modified with the niobium compounds, the element sodium had its percentage decreased compared with that in the bentonite sample. However, the little change in the percentage of aluminum and silica, corresponding to the octahedral and tetrahedral layer, respectively, confirms that the niobium compounds are

TiO₂ immobilized on 2D mordenite: effect of hydrolysis conditions on structural, textural, and optical characteristics of the nanocomposites

• Marina G. Shelyapina,
• Rosario Isidro Yocupicio-Gaxiola,
• Gleb A. Valkovsky and
• Vitalii Petranovskii

Beilstein J. Nanotechnol. 2025, 16, 128–140, doi:10.3762/bjnano.16.12

• distance and, hence, the mesopore size, but also the aluminum distribution and acidic properties of the obtained material, which are key parameters for catalysts [5][7][8][9][10]. One widely used component for the synthesis of 2D zeolites is CTAB [5][9][11][12][13]. To prepare mesoporous materials from

• the total Si/Al ratio, but hydrolysis reactions longer than 6 h result in a higher aluminum concentration on the surface. It should be also noted that all TiO2-loaded samples are characterized by low sodium content. We remind the readers that Na+ is a charge compensating cation; for an ideal sodium

• aluminum in regular tetrahedral sites of the zeolite framework. As it was reported earlier for 2D mordenite pillared by amorphous SiO2, obtained by hydrolysis of TEOT in water, the removal of CTAB leads to a partial removal of Al from the zeolite frameworks [5]. The same is observed for the TiO2-loaded

Theoretical study of the electronic and optical properties of a composite formed by the zeolite NaA and a magnetite cluster

• Joel Antúnez-García,
• Roberto Núñez-González,
• Vitalii Petranovskii,
• H’Linh Hmok,
• Armando Reyes-Serrato,
• Fabian N. Murrieta-Rico,
• Mufei Xiao and
• Jonathan Zamora

Beilstein J. Nanotechnol. 2025, 16, 44–53, doi:10.3762/bjnano.16.5

• a = b = c = 17.179 Å and α = β = γ = 60°, described by the chemical formula 12Na+[Al12Si12O48]12−. As an additional consideration, we will assume that the distribution of aluminum atoms in the framework satisfies Löwenstein’s rule [55]. Also, we considered the highly stable Fe3O4 magnetite minimal

• , 1.60, 1.90, and 1.70 for aluminum, oxygen, silicon, sodium, and sulfur, respectively; the convergence number, that is, the smallest muffin-tin radii times the plane wave cutoff parameter, is set at RmtKmax = 6.0; the maximum l value for partial waves used inside atomic spheres is lmax = 10; and the

Orientation-dependent photonic bandgaps in gold-dust weevil scales and their titania bioreplicates

• Norma Salvadores Farran,
• Limin Wang,
• Primoz Pirih and
• Bodo D. Wilts

Beilstein J. Nanotechnol. 2025, 16, 1–10, doi:10.3762/bjnano.16.1

• microscope (Zeiss, Oberkochen, Germany) using an in-lens secondary electron detector at 5 kV acceleration voltage. The scales and replicas were attached to an aluminum holder via a conductive carbon tape. These samples were coated with gold using a Sputter Coater 108 (Cressington Scientific Instruments