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

• , and cell oxidative stress [10]. Another important class of biosensors relies on metal nanoparticles, as metals have long served as some of the earliest and most widely utilized materials in biosensor development. Like CNTs, nanoscale metal particles benefit from their small size and high surface-to

Ferroptosis induction by engineered liposomes for enhanced tumor therapy

• Alireza Ghasempour,
• Mohammad Amin Tokallou,
• Mohammad Reza Naderi Allaf,
• Mohsen Moradi,
• Hamideh Dehghan,
• Mahsa Sedighi,
• Mohammad-Ali Shahbazi and
• Fahimeh Lavi Arab

Beilstein J. Nanotechnol. 2025, 16, 1325–1349, doi:10.3762/bjnano.16.97

• by six transmembrane epithelial antigens of the prostate 3 (STEAP3) in the acidic environment in the endosome. Fe+2 is then transported into the cytoplasm by the transporter for divalent metals (DMT1). Iron has various functions in the cell and can be used in different enzymatic processes or stored

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

• different metals, semiconductors, and polymers [9][12][31][32][33][34][35][36][37][38][39]. LIPSS characterized by ripple-like subwavelength periodic structures on a material’s surface, are broadly classified into low spatial frequency LIPSS (LSFL) and high spatial frequency LIPSS (HSFL), based on their

• determined at room temperature, which might not be appropriate for metals heated with intense femtosecond laser pulses. The LIPSS period becomes smaller when the stainless steel surface is rougher as the roughness increases the real part of the refractive index at the metal–air interface [61]. Variation of

• 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

Functional bio-packaging enhanced with nanocellulose from rice straw and cinnamon essential oil Pickering emulsion for fruit preservation

• Tuyen B. Ly,
• Duong D. T. Nguyen,
• Hieu D. Nguyen,
• Yen T. H. Nguyen,
• Bup T. A. Bui,
• Kien A. Le and
• Phung K. Le

Beilstein J. Nanotechnol. 2025, 16, 1234–1245, doi:10.3762/bjnano.16.91

• degradation byproducts [8][9]. One problem is that the hydrophilic structure of PVA gives it a high water-solubility, water uptake, and worse mechanical properties [10][11]. Different filler and nanomaterials including silica [12][13][14], graphene [15][16], and metals [17][18] have been added to PVA to

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

• produces polycrystalline HEA NPs, nanosecond-pulsed laser ablation favors a metastable amorphous structure. Particle cores in all cases exhibit a homogeneous distribution of the metals Cr, Mn, Fe, Co, and Ni, while particle shells were found to vary between manganese-enriched oxide layers and thin

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

• heat capacity is temperature-dependent in simple metals [28] (and the scattering cross section decreases with temperature), the cooling of the electron gas tends to slow down with increasing excitation density [107]. A well-known case is gold with exceptionally weak electron–phonon coupling, such that

Focused ion beam-induced platinum deposition with a low-temperature cesium ion source

• Thomas Henning Loeber,
• Bert Laegel,
• Meltem Sezen,
• Feray Bakan Misirlioglu,
• Edgar J. D. Vredenbregt and
• Yang Li

Beilstein J. Nanotechnol. 2025, 16, 910–920, doi:10.3762/bjnano.16.69

• last few years. One strength of these ion sources, which are based on laser-cooled atoms, is that many elements unavailable with conventional sources can be used. At least 27 elements, including metals and non-metals, have successfully been laser-cooled [9]. Among these elements, rubidium (Rb) and Cs

• merits of ion sources based on alkali metals. Also, Cs+ is a preferred species of ions over Ga+ for secondary ion mass spectroscopy (SIMS) applications because Cs+ can induce higher secondary ion yields for several elements such as carbon (C), oxygen (O), and hydrogen [17][18][19], which provides higher

Insights into the electronic and atomic structures of cerium oxide-based ultrathin films and nanostructures using high-brilliance light sources

• Paola Luches and
• Federico Boscherini

Beilstein J. Nanotechnol. 2025, 16, 860–871, doi:10.3762/bjnano.16.65

• hybridization occurring at the interface between cerium oxide and metals, either as substrates [23], as supported nanoparticles (NPs) [26][27] or as dopants [28]. The insight provided by such studies is highly relevant, since cerium oxide is often combined with metals in various applications. For example, it

• the concentration of critical and expensive noble metals in applications. The possibility of tuning the kinetic energy of the photoelectrons by varying the photon energy has also enabled a much higher surface sensitivity than laboratory XPS by selecting a photoelectron kinetic energy close to the

• -stoichiometric ceria surface. At higher exposures, the new peaks at 285.6 eV (4) and at 287.0 eV (5) on CeO2(111) and at 286.3 eV (4) and at 287.6 eV (5) on CeO2−x(111) are ascribed to physisorbed ethanol. To identify the role of the interaction between ceria and metals, the adsorption and reaction of ethylene

Synchrotron X-ray photoelectron spectroscopy study of sodium adsorption on vertically arranged MoS₂ layers coated with pyrolytic carbon

• Alexander V. Okotrub,
• Anastasiya D. Fedorenko,
• Anna A. Makarova,
• Veronica S. Sulyaeva,
• Yuliya V. Fedoseeva and
• Lyubov G. Bulusheva

Beilstein J. Nanotechnol. 2025, 16, 847–859, doi:10.3762/bjnano.16.64

• density from alkali metals to MoS2, which led to the 2H‒1T′ transition [19][32][53][54]. Such structural transformations are accompanied by the formation of Mo‒Mo and Na‒S bonds and the weakening of S–Mo bonds [3]. In the spectra of sodiated films, the Mo 3d and S 2p doublets related to sodium-free 2H

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

• Earth, including toxic heavy metals and metalloids, radionuclides, and organic pollutants [5]. In addition to the aforementioned advantages as a semiconductor, it has the potential to be used in various applications through its nanostructures created via pulsed laser ablation in liquid (PLAL) and thin

• % pure, Beijing Goodwill Metals, China) was placed in a 250 mL beaker with 25 mL of solvent (IPA, DMF, ethanol, methanol, and acetone – all from Fermont, 99.9% pure, analytical grade). The FeS2 target surface was polished and washed each time using the respective solvent for ablation to get rid of any

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

• extraction methods, exemplified by extraction from coffee powders [10] and alkaloid drug extraction from ground root powder [11]. Initially, LSPC research focused on inorganic materials such as metals [12][13], semiconductors [1], and oxides [14][15], where the particle formation mechanisms are well

The impact of tris(pentafluorophenyl)borane hole transport layer doping on interfacial charge extraction and recombination

• Konstantinos Bidinakis and
• Stefan A. L. Weber

Beilstein J. Nanotechnol. 2025, 16, 678–689, doi:10.3762/bjnano.16.52

• , with an oxygen flow of 10 L/min. Then, a 1 M methylammonium lead iodide (MAPI) precursor solution was prepared (lead iodide 99.99% trace metals basis from TCI, methylammonium iodide >99.99% from Greatcell solar) with the materials dissolved in a DMF/DMSO (4:1) solvent and spin-coated using a two-step

Zeolite materials with Ni and Co: synthesis and catalytic potential in the selective hydrogenation of citral

• Inocente Rodríguez-Iznaga,
• Yailen Costa Marrero,
• Tania Farias Piñeira,
• Céline Fontaine,
• Lexane Paget,
• Beatriz Concepción Rosabal,
• Arbelio Penton Madrigal,
• Vitalii Petranovskii and
• Gwendoline Lafaye

Beilstein J. Nanotechnol. 2025, 16, 520–529, doi:10.3762/bjnano.16.40

• other valuable physical and chemical properties. Modifying these materials with inexpensive metals leads to low-cost catalysts for various different processes. The selective hydrogenation of α,β-unsaturated aldehydes, such as citral, to unsaturated alcohols is a crucial reaction for producing fine

• chemicals, fragrances, and other high-value products [11]. The catalysts preferred for this reaction are currently based on noble metals because of their excellent performance [12][13]. However, their high cost and scarcity requires strategies to reduce their use or replace them with non-noble alternatives

• washed with distilled water to remove chloride ions and oven-dried at 110 °C. The Imp processes were conducted using a total of 6% of corresponding metals (Ni, Co, and Ni/Co) per gram of ZSA and solutions with total metal contents of 0.2 mol/L. Both the ZSA and the solutions were heated to 80 °C before

Effect of additives on the synthesis efficiency of nanoparticles by laser-induced reduction

• Rikuto Kuroda,
• Takahiro Nakamura,
• Hideki Ina and
• Shuhei Shibata

Beilstein J. Nanotechnol. 2025, 16, 464–472, doi:10.3762/bjnano.16.35

• solid–solution alloy nanoparticles by LRL with radical scavengers LRL is a non-equilibrium nanoparticle synthesis technique, and its main feature is that it can form solid–solution alloy nanoparticles of metals that do not dissolve in the bulk form [19][20]. On the other hand, the addition of radical

• metals. In addition to Co, we also targeted Hf (E0 = −1.55 V), Al (E0 = −1.662 V), and Y (E0 = −2.3 V), which have even more negative reduction potentials than that of Co (E0 = −0.28 V) [33]. The TEM results for each sample after laser irradiation are shown in Figure 8. The formation of nanoparticles

Quantification of lead through rod-shaped silver-doped zinc oxide nanoparticles using an electrochemical approach

• Ravinder Lamba,
• Gaurav Bhanjana,
• Neeraj Dilbaghi,
• Vivek Gupta and
• Sandeep Kumar

Beilstein J. Nanotechnol. 2025, 16, 422–434, doi:10.3762/bjnano.16.33

• activity, and semiconductor properties. By doping ZnO nanoparticles with transition metals, we can alter their electrical, optical, and magnetic properties by introducing new electronic states into the band structure. Herein, Ag is added to ZnO nanostructures to improve their optical properties to detect

• ; Introduction According to the literature, a lot of work has been done to create durable and dependable smart sensors for the effective identification of analytes that are harmful but also crucial for the environment and technology [1]. Even at very low levels, heavy metals can permanently harm health, and

• health, determining the presence of trace heavy metals is crucial. Lead is a highly toxic element that affects human soft tissues and organs, acting in concert with other carcinogens to cause cancer in the kidneys, lungs, or brain. Lead paint, lead-containing petrol, mining, and smelting are some of the

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

• ]. Alongside the pressure gap, the existence of the materials gap refers to the complexity and heterogeneity of real catalysts. Such catalysts are compounds that possess a special complex mixture consisting essentially of metals, oxides, and promoters, supported on refractory oxides. The requirement of a

Engineered PEG–PCL nanoparticles enable sensitive and selective detection of sodium dodecyl sulfate: a qualitative and quantitative analysis

• Soni Prajapati and
• Ranjana Singh

Beilstein J. Nanotechnol. 2025, 16, 385–396, doi:10.3762/bjnano.16.29

• synthesized nanoparticles exhibited a distinct colorimetric response to SDS when combined with the Bradford reagent, which acted as a linker molecule. Interference studies demonstrated the high selectivity of the method, even in the presence of various heavy metals and other surfactants. The method showed

• 0.1% (w/v). In order to make sensitive detection of SDS, various metals such as Al3+, Cd2+, Zn2+, Hg2+, Ni2+, Cu2+, Cr3+, Pb2+, Fe3+, Co2+, and As3+, each at a final concentration of 1 ppm were included in the study. The reaction mixture consisted of 400 μL of polyethylene glycol-polycaprolactone (PEG

• Scientific, USA). Interference and quantitative analysis The specificity of SDS detection was evaluated through interference studies in the presence of various metal ions and surfactants. Three experimental groups were established: (1) a control group without added surfactants or metals, (2) a comprehensive

Enhancing mechanical properties of chitosan/PVA electrospun nanofibers: a comprehensive review

• Nur Areisman Mohd Salleh,
• Amalina Muhammad Afifi,
• Fathiah Mohamed Zuki and
• Hanna Sofia SalehHudin

Beilstein J. Nanotechnol. 2025, 16, 286–307, doi:10.3762/bjnano.16.22

• adsorbing heavy metals and radionuclides [16]. However, chitosan exhibits limited mechanical stability, is sensitive to pH variations, and tends to swell [17]. To improve the spinnability of chitosan during the electrospinning process, it is commonly blended with other polymers, such as PVA [18

Emerging strategies in the sustainable removal of antibiotics using semiconductor-based photocatalysts

• Yunus Ahmed,
• Keya Rani Dutta,
• Parul Akhtar,
• Md. Arif Hossen,
• Md. Jahangir Alam,
• Obaid A. Alharbi,
• Hamad AlMohamadi and
• Abdul Wahab Mohammad

Beilstein J. Nanotechnol. 2025, 16, 264–285, doi:10.3762/bjnano.16.21

• improve the photocatalytic efficiency, several dopants, such as transition metals (Fe, Cu, Mn, Zn, Ni, Co, Cr, Ru, and Ag) or nonmetals (C, N, S, and F) have been introduced into the semiconductor material. Metal and nonmetal dopants have the ability to construct an impurity energy level located below the

• and/or transition metals compounds) into ZnO. This alteration introduces surface defects, leading to a decrease in the bandgap. As a result, the materials become more efficient in harvesting energy to produce reactive species, which is beneficial for applications involving contaminant treatment [61

• synthesized with metals and nonmetals or heterojunctions. Table 3 below provides comprehensive details and a concise overview of the latest research on bismuth-based photocatalysts used to eliminate antibiotics from wastewater. Bi2O3 is a widely utilized semiconductor in the fields of electronics and chemical

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

• system. The abundance of nanoparticles in PC or alcohol was found to correlate with the electrochemical reduction potential of the respective metal, where the noble metals were enriched within the more polar solvents. The polarity of the solvents (as function of the carbon chain length of the alcohol

• , polarity of the solvent, or even physical attributes (e.g., boiling point), phase transfer methods are essential. To close this knowledge gap, we have performed ablation of six different metals (Au, Ag, Cu, Fe, Al, and Ti) ranging from high to low standard electrochemical reduction potentials in a

• phase transfer process. Finally, the nanoparticles were analyzed to gain insights into the physical and chemical properties that determine the nanoparticle’s phase preference. Results and Discussion Influence of standard electrochemical reduction potential on phase preference Laser ablation of metals

Recent advances in photothermal nanomaterials for ophthalmic applications

• Jiayuan Zhuang,
• Linhui Jia,
• Chenghao Li,
• Rui Yang,
• Jiapeng Wang,
• Wen-an Wang,
• Heng Zhou and
• Xiangxia Luo

Beilstein J. Nanotechnol. 2025, 16, 195–215, doi:10.3762/bjnano.16.16

• categorized into three distinct types based on their different photothermal conversion mechanisms, which arise from their unique electronic structures [23][24]. The types include metals exhibiting localized surface plasmon resonance (LSPR), carbon and polymer materials undergoing molecular thermal vibration

• selectively limits the photothermal conversion processes to the target tissue area, resulting in highly efficient, precise, and safe treatments [38][39]. 2.1 Plasmonic metal nanoparticles The vibrant colors of metals are indicative of their tendency to absorb light at single wavelengths, rather than across

• efficient process with photothermal conversion nearing 100% efficiency (see below in Figure 2a) [45][46][47]. The specific absorption wavelength of these metals is closely linked to their extinction cross section and particle size and shape, which are greatly influenced by the chemical capping agents and

Probing the potential of rare earth elements in the development of new anticancer drugs: single molecule studies

• Josiane A. D. Batista,
• Rayane M. de Oliveira,
• Carlos H. M. Lima,
• Milton L. Lana Júnior,
• Virgílio C. dos Anjos,
• Maria J. V. Bell and
• Márcio S. Rocha

Beilstein J. Nanotechnol. 2025, 16, 187–194, doi:10.3762/bjnano.16.15

• fact that some metals have been successfully used, or are being investigated, as components of chemotherapeutic drugs [9][10], especially platinum [11][12][13][14][15][16] or, alternatively, ruthenium [17], titanium [18], gold, and copper. Here we report the high potential of three rare earth elements

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

• hydrolysis of M(OR)4 (M = metal), unlike the hydrolysis of Si(OR)4, is an extremely fast process. Thus, the basic concepts that were developed specifically for Si(OR)4 cannot be applied to the hydrolysis of any arbitrary metal alkoxides. The higher coordination number of metals in their alcoholic and hydroxy

Nanocarriers and macrophage interaction: from a potential hurdle to an alternative therapeutic strategy

• Naths Grazia Sukubo,
• Paolo Bigini and
• Annalisa Morelli

Beilstein J. Nanotechnol. 2025, 16, 97–118, doi:10.3762/bjnano.16.10

• decades of technological evolution, during which NCs have become indispensable components of drug delivery systems, known for their adaptability and efficiency [2]. The “family” of nanoparticles (NPs) includes a broad range of materials such as lipids, polymers, proteins, dextran, silica [3], and metals

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

• introduction of magnetic nanoparticles into zeolite crystals so that the resulting composite can respond to an external magnetic field [33]. By imparting magnetic properties to such composites, they can be efficiently recovered after capturing contaminants such as heavy metals [34][35][36][37] and dyes [38][39

• nanoparticles, sodium Linde A Type (LTA) zeolite, also known as NaA zeolite, stands out for its remarkable capacity and selectivity to capture various types of metals commonly found as contaminants in drinking water. These metals include Ca, K, Mg, Mn, Co, Zn, Cu, Pb, Cd, Cs, and Sr [42][43][44][45][46