Characterization of ion track-etched conical nanopores in thermal and PECVD SiO₂ using small angle X-ray scattering

• Shankar Dutt,
• Rudradeep Chakraborty,
• Christian Notthoff,
• Pablo Mota-Santiago,
• Christina Trautmann and
• Patrick Kluth

Beilstein J. Nanotechnol. 2025, 16, 899–909, doi:10.3762/bjnano.16.68

• , and nanofluidic applications. The characterization of the pore morphology and size distribution, along with its dependence on the material properties and fabrication parameters, is crucial to designing nanopore systems for specific applications. Here, we present a comprehensive study of track-etched

• –4%, while PECVD SiO2 shows a higher variation ranging from 8% to 18%. The impact of different ion energies on the size of the nanopores was also investigated for pores in PECVD SiO2 and shows only negligible influence. These findings provide crucial insights for the controlled fabrication of conical

• the undamaged material, which can be exploited for the fabrication of nanopores with narrow size distribution [13][29][40]. The geometry of the resulting nanopores is determined by several factors, including the substrate material, the type and concentration of the etchant, the density of the material

Heat-induced transformation of nickel-coated polycrystalline diamond film studied in situ by XPS and NEXAFS

• Olga V. Sedelnikova,
• Yuliya V. Fedoseeva,
• Dmitriy V. Gorodetskiy,
• Yuri N. Palyanov,
• Elena V. Shlyakhova,
• Eugene A. Maksimovskiy,
• Anna A. Makarova,
• Lyubov G. Bulusheva and
• Aleksandr V. Okotrub

Beilstein J. Nanotechnol. 2025, 16, 887–898, doi:10.3762/bjnano.16.67

• coating of diamond surface with a metal catalyst has been explored to reduce the temperatures required for the initiation of the graphitization process. Nickel [17][18][19][20][21][22][23][24], iron [25][26][27][28], copper [29][30], gallium [31], and molybdenum [32] allow the fabrication of graphene-on

• the Russian Science Foundation Grant number 22–72–10097. The HPHT growth of diamond single crystals and fabrication of the oriented crystal substrates were carried out as part of the state assignment of the IGM SB RAS (project No. 122041400159-3).

Ar⁺ implantation-induced tailoring of RF-sputtered ZnO films: structural, morphological, and optical properties

• Manu Bura,
• Divya Gupta,
• Arun Kumar and
• Sanjeev Aggarwal

Beilstein J. Nanotechnol. 2025, 16, 872–886, doi:10.3762/bjnano.16.66

• promising material for device fabrication in different fields, namely, spintronics, nanoelectronics, and photonics [1][2]. It possesses a wide bandgap of 3.37 eV [3] and has a large exciton binding energy of about 60 meV [4], which assures the stability of ZnO film-based devices such as liquid crystal

Facile one-step radio frequency magnetron sputtering of Ni/NiO on stainless steel for an efficient electrode for hydrogen evolution reaction

• Ha Huu Do,
• Khac Binh Nguyen,
• Phuong N. Nguyen and
• Hoai Phuong Pham

Beilstein J. Nanotechnol. 2025, 16, 837–846, doi:10.3762/bjnano.16.63

• and metal oxide phases, offering a potential for HER. These outcomes indicated the successful Ni/NiO thin film fabrication on SS substrates. The uniformity of the electrocatalyst material is a vital factor that has a direct effect on electrode performance. Scanning electron microscopy (SEM) was

• NiO phases, metallic Ni, and high conductivity of SS, which is advantageous for the Volmer step in alkaline solution, the combination of adsorbed H atoms, and electron transport in the catalytic process. These conclusions guide the fabrication of binder-free, robust, affordable electrocatalysts using

• with a thickness of 1 mm was used as a substrate for catalyst growth. Fabrication of the Ni/NiO/SS samples Grade 304 SS was cut into pieces of 60 mm × 25 mm, washed with soap, and then sonicated in a mixture of acetone and ethanol to remove the impurities left on the SS template. After that, thin films

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

• detectivity in the order of 106–108 Jones is attained. The FeS2/n-Si photodetector works in self-powered mode also in addition to the photoconductive mode. The results show the effective fabrication of nanostructured ultraviolet–visible–near infrared thin film photodetectors using semiconductor nanocolloids

• performance by first fabricating amorphous iron oxide films on normal glass substrates by spray pyrolysis followed by heating in sulfur atmosphere at 350 and 400 °C [20]. For pyrite film fabrication, solvothermal or hydrothermal and chemical synthetic routes are generally adopted [21][22][23]. Henríquez et al

• ]. In this work, surfactant-free pyrite nanoparticles are synthesized by employing laser ablation in liquid, with a minor phase of FeS, which originated from the ablation target. Upon film fabrication using laser-processed nanocolloids, pure FeS2 phase is obtained by a sulfurization process. Since PLAL

Synthesis of a multicomponent cellulose-based adsorbent for tetracycline removal from aquaculture water

• Uyen Bao Tran,
• Ngoc Thanh Vo-Tran,
• Khai The Truong,
• Dat Anh Nguyen,
• Quang Nhat Tran,
• Huu-Quang Nguyen,
• Jaebeom Lee and
• Hai Son Truong-Lam

Beilstein J. Nanotechnol. 2025, 16, 728–739, doi:10.3762/bjnano.16.56

• their mechanical strength and hydrophobicity. Recent studies have revealed that inorganic salt mixtures, such as zinc chloride and calcium chloride, effectively dissolve cellulose, facilitating the fabrication of cellulose membranes for gas separation and organic pollutant removal [38][39]. Specifically

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

• few decades, as this relatively new fabrication method can be used to produce stable, additive-free colloids of different material classes under high-purity conditions, which are suitable for a wide range of technical applications [1][2][3][4][5]. Pulsed laser ablation (LAL), laser fragmentation (LFL

High-temperature epitaxial growth of tantalum nitride thin films on MgO: structural evolution and potential for SQUID applications

• Michelle Cedillo Rosillo,
• Oscar Contreras López,
• Jesús Antonio Díaz,
• Agustín Conde Gallardo and
• Harvi A. Castillo Cuero

Beilstein J. Nanotechnol. 2025, 16, 690–699, doi:10.3762/bjnano.16.53

• significant progress, a major challenge remains in discovering materials that exhibit superconductivity at higher, more practical temperatures. The efficient fabrication of materials with a low superconducting energy gap and an intermediate Tc is crucial for the development and enhancement of superconducting

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

• ; hole transport layer doping; Kelvin probe force microscopy; perovskite solar cells; Introduction Perovskite solar cells (PSCs) are a promising class of photovoltaic material that exhibits high power conversion efficiencies and relies on a low-cost solution-processed fabrication method [1][2][3][4]. At

• passivation, post-fabrication treatment, and choice of optimal materials [21][22][23], leaving research on HTL optimization vastly overlooked. In regular n-i-p architecture devices mostly two organic semiconductors have been used as HTL in the past: spiro-OMeTAD and poly[bis(4-phenyl)(2,4,6-trimethylphenyl

• illumination. Our results indicate that the inclusion of BCF has a passivating effect on iodide defects within the devices. Particularly, a major improvement on the diode character of the HTL/perovskite interface was observed, in both spiro-OMeTAD and PTAA cells. The details of device fabrication, ion milling

Focused ion and electron beams for synthesis and characterization of nanomaterials

• Aleksandra Szkudlarek

Beilstein J. Nanotechnol. 2025, 16, 613–616, doi:10.3762/bjnano.16.47

• is challenging to discuss the fabrication of small devices without acknowledging Richard Feynman, the pioneer of nanotechnology, and his iconic lecture, "There’s Plenty of Room at the Bottom" [1], delivered at the annual meeting of the American Physical Society at Caltech in 1959. The central theme

• focused electron beam-induced etching (FEBIE), can effectively control edge profiles, supported by continuum modeling [12]. Additionally, using alternative precursors such as Pt(CO)2Cl2 and Pt(CO)2Br2 with low-energy ion irradiation enables the fabrication of high-purity Pt deposits. This process involves

• intelligence and automation, the potential for real-time process control and modeling-informed precision fabrication is immense. Rapid data analysis and automated software development could pave the way for a bottom-up approach, akin to how nature constructs complex biological systems. On behalf of all editors

Polyurethane/silk fibroin-based electrospun membranes for wound healing and skin substitute applications

• Iqra Zainab,
• Zohra Naseem,
• Syeda Rubab Batool,
• Muhammad Waqas,
• Ahsan Nazir and
• Muhammad Anwaar Nazeer

Beilstein J. Nanotechnol. 2025, 16, 591–612, doi:10.3762/bjnano.16.46

• . Although electrospun SF nanofibers are highly biocompatible, their tiny pore size inhibits cell penetration. To solve this, sodium chloride crystals of various sizes were incorporated into the nanofibers during fabrication, resulting in increased pore size. The wound healing properties of the 3D SF

• inflammation and fibrotic scar formation. These results were due to the presence of CD90-positive cells in the treated wounds, which helped to produce well-vascularized granulation tissue and improved tissue regeneration compared to single treatments [91]. The structure, fabrication, processing, and

• growth [175]. Zhou et al. focused on the fabrication of a novel composite membrane suitable for photothermal cancer therapy based on black phosphorus (BP) nanosheets because of their high biocompatibility and photothermal efficacy. SF was used as an exfoliating agent in stable liquid exfoliation with

Functionalized gold nanoflowers on carbon screen-printed electrodes: an electrochemical platform for biosensing hemagglutinin protein of influenza A H1N1 virus

• Carlos Enrique Torres-Méndez,
• Sharmilee Nandi,
• Klara Martinovic,
• Patrizia Kühne,
• Yifan Liu,
• Sam Taylor,
• Maria Lysandrou,
• Maria Ines Berrojo Romeyro Mascarenhas,
• Viktoria Langwallner,
• Javier Enrique Sebastián Alonso,
• Ivana Jovanovic,
• Maike Lüftner,
• Georgia-Vasiliki Gkountana,
• David Bern,
• Abdul-Raouf Atif,
• Ehsan Manouchehri Doulabi,
• Gemma Mestres and
• Masood Kamali-Moghaddam

Beilstein J. Nanotechnol. 2025, 16, 540–550, doi:10.3762/bjnano.16.42

• forms. Electrochemical characterization Although CSPEs have advantageous features such as low cost and wide availability, they tend to possess a characteristic high electrical resistance due to the use of inks containing organic molecules and polymeric binders during the fabrication process [32]. This

Electron beam-based direct writing of nanostructures using a palladium β-ketoesterate complex

• Chinmai Sai Jureddy,
• Krzysztof Maćkosz,
• Aleksandra Butrymowicz-Kubiak,
• Iwona B. Szymańska,
• Patrik Hoffmann and
• Ivo Utke

Beilstein J. Nanotechnol. 2025, 16, 530–539, doi:10.3762/bjnano.16.41

• promising precursor for nanoprinting 3D structures with finely focused electron beams. Keywords: 3D nanoprinting; electron-induced molecule dissociation; focused electron beam-induced deposition; metal nanostructures; metalorganic complexes; Introduction Direct fabrication of nanostructures without the

• of further studies of dissociation and desorption mechanisms involved in the removal of the carbon- and oxygen-rich ketoesterate ligands. The nanopillar formed from this precursor demonstrates its potential for 3D nanostructure fabrication using FEBID. The structure of bis(tert-butylacetoacetate

Synthetic-polymer-assisted antisense oligonucleotide delivery: targeted approaches for precision disease treatment

• Ana Cubillo Alvarez,
• Dylan Maguire and
• Ruairí P. Brannigan

Beilstein J. Nanotechnol. 2025, 16, 435–463, doi:10.3762/bjnano.16.34

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

• chemical substances [7][8]. Target detection in real time is a strong suit for electrochemical devices. Electron mediators are typically used to modify the working electrodes in electrochemical sensor fabrication. These days, due to their unique electrical and optical characteristics, nanomaterials are

• ions such as lead. The reason for this is that the addition of silver decreases the holes and electron recombination rate, resulting in an expansion of the surface area. Subsequently, they were effectively employed as an electron mediator in the fabrication of highly sensitive lead sensors. The fact

• vibrations, rotational energy, electronic energy levels, and scattering characteristics of Ag–ZnO nanorods. The Malvern Nano-ZS90 was utilized to determine the zeta potential of synthesized nanorods. Fabrication of the lead sensor / (Ag@ZnO nanorods/gold electrode) The obtained Ag@ZnO NRs served as an

Pulsed laser in liquid grafting of gold nanoparticle–carbon support composites

• Madeleine K. Wilsey,
• Teona Taseska,
• Qishen Lyu,
• Connor P. Cox and
• Astrid M. Müller

Beilstein J. Nanotechnol. 2025, 16, 349–361, doi:10.3762/bjnano.16.26

• , University of Rochester, Rochester, New York 14627, United States 10.3762/bjnano.16.26 Abstract We developed a novel pulsed laser-assisted process for the fabrication of advanced composites of nonequilibrium gold nanoparticles on carbon fiber paper supports. Our one-step process integrates the generation of

• the need for synthesizing, collecting, and attaching nanoparticles separately. This way, composite fabrication becomes more time-saving, cost-effective, and environmentally friendly. A premier electrode support material is carbon because it is affordable, scalable, and stable under many

• paper composite fabrication. The mass activity of pulsed laser-grafted cathodes was a factor of 1.65 higher than that of conventionally prepared electrodes (Figure 6A). Chronopotentiometry data, collected in an H-cell at a constant current density of −10 mA·cm−2, corroborated the exceptional stability

Tailoring of physical properties of RF-sputtered ZnTe films: role of substrate temperature

• Kafi Devi,
• Usha Rani,
• Arun Kumar,
• Divya Gupta and
• Sanjeev Aggarwal

Beilstein J. Nanotechnol. 2025, 16, 333–348, doi:10.3762/bjnano.16.25

• , depending on the deposition method and deposition parameters. ZnTe is sensitive towards visible and infrared illumination; hence, it is used in the fabrication of optoelectronic devices and infrared detectors. Moreover, its electrical aspects are alterable in intrinsic or doped binary (ZnTe) and ternary

• at 500 °C. While a significant increase in crystallite size from 52.11 Å at 500 °C to 68.66 Å at 600 °C is observed. All these alterations in crystallite size can be explained in terms of growth processes occurring during film fabrication. In RF sputtering, the film formation is preceded by three

• points towards a nearly ohmic contact between ZnTe film and quartz substrate, which is necessary for the fabrication of the optoelectronic device. The conductivity (σ) of films was determined using the relation [41] where ρ is the electrical resistivity, R is the resistance of the film, A is the area of

Fabrication and evaluation of BerNPs regarding the growth and development of Streptococcus mutans

• Tuyen Huu Nguyen,
• Hong Thanh Pham,
• Kieu Kim Thanh Nguyen,
• Loan Hong Ngo,
• Anh Ngoc Tuan Mai,
• Thu Hoang Anh Lam,
• Ngan Thi Kim Phan,
• Dung Tien Pham,
• Duong Thuy Hoang,
• Thuc Dong Nguyen and
• Lien Thi Xuan Truong

Beilstein J. Nanotechnol. 2025, 16, 308–315, doi:10.3762/bjnano.16.23

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

• [9]. In this review, we focus on the background of the electrospinning process, the properties of chitosan/PVA electrospun nanofibers, and fabrication techniques, including the effects of various parameters and post-treatment methods. We also review the characterization of chitosan/PVA electrospun

• , and environment. For electrospinning, factors such as applied electric field, distance between the needle and collector, flow rate, and needle diameter affect the fabrication of the nanofibrous sample. Solution parameters include the types of solvent, polymer concentration, viscosity, and solution

• overcome these limitations, without losing the advantages of PVA such as biodegradability, is to blend PVA with stiff and water-insoluble biodegradable polymers such as chitosan [68]. Fabrication techniques Nanofibers can be fabricated using different methods such as direct drawing, template synthesis

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

• conditions [19][20][21]. The straightforward and cost-effective fabrication of photothermal nanomaterials enhances their practicality, promising rapid advancements in the field of photothermal nanotherapeutics in ophthalmology. This paper reviews recent research progress in the application of photothermal

A review of metal-organic frameworks and polymers in mixed matrix membranes for CO₂ capture

• Charlotte Skjold Qvist Christensen,
• Nicholas Hansen,
• Mahboubeh Motadayen,
• Nina Lock,
• Martin Lahn Henriksen and
• Jonathan Quinson

Beilstein J. Nanotechnol. 2025, 16, 155–186, doi:10.3762/bjnano.16.14

• frameworks (MOFs) have gained recognition as MMM fillers for CO2 capture. Here, a review of the current state, recent advancements, and challenges in the fabrication and engineering of MMMs with MOFs for selective CO2 capture is proposed. Key considerations and promising research directions to fully exploit

• opportunities encountered in the development and fabrication of MOF-based MMMs for CO2 capture. An account of current trends in the field is given, while gaps and further areas of investigation are identified and highlighted. Specifically, the review intends to convey a broad yet comprehensive understanding of

• -scale CO2 capture applications. The contents of this review are at the junction of different research areas for which interested readers can refer to dedicated existing literature. For example, Sumida et al. [26] provide a comprehensive review of CO2 capture using MOFs, while details on the fabrication

Comparison of organic and inorganic hole transport layers in double perovskite material-based solar cell

• Deepika K and
• Arjun Singh

Beilstein J. Nanotechnol. 2025, 16, 119–127, doi:10.3762/bjnano.16.11

• , extended carrier diffusion lengths, and adjustable direct bandgaps. Also, there are well-established fabrication techniques that have positioned PSCs as a solution-processable photovoltaic technology [4]. Over the past few years, a significant improvement in the PCE of the PSCs was reported, from 3.8% in

• under ambient conditions with humidity levels of 35–40%. Here, 3,4-dihydroxyphenethylamine hydrochloride (3,4-DpACl) was used as an additive during perovskite fabrication. Despite significant research efforts, there are stability issues when working under critical environmental conditions, which is an

Characterization of ZnO nanoparticles synthesized using probiotic Lactiplantibacillus plantarum GP258

• Prashantkumar Siddappa Chakra,
• Aishwarya Banakar,
• Shriram Narayan Puranik,
• Vishwas Kaveeshwar,
• C. R. Ravikumar and
• Devaraja Gayathri

Beilstein J. Nanotechnol. 2025, 16, 78–89, doi:10.3762/bjnano.16.8

• as capping and reducing agents for ZnO NP synthesis, offering a sustainable and environmentally friendly route for nanoparticle fabrication. To characterize the synthesized ZnO NPs, a range of analytical techniques were harnessed. XRD analysis established the occurrence of ZnO NPs with the hexagonal

Precursor sticking coefficient determination from indented deposits fabricated by electron beam induced deposition

• Alexander Kuprava and
• Michael Huth

Beilstein J. Nanotechnol. 2025, 16, 35–43, doi:10.3762/bjnano.16.4

• ; Introduction Nanoscale fabrication of free-form structures via methods like focused electron or ion beam induced deposition (FEBID/FIBID) requires precise beam control and sufficient knowledge of key properties of the precursor material used [1]. In addition, a reliable prediction of the expected deposit shape

Mechanistic insights into endosomal escape by sodium oleate-modified liposomes

• Ebrahim Sadaqa,
• Satrialdi,
• Fransiska Kurniawan and
• Diky Mudhakir

Beilstein J. Nanotechnol. 2024, 15, 1667–1685, doi:10.3762/bjnano.15.131

• . The SO-Lipo variant was enriched with 10 mol % sodium oleate incorporated into the lipid blend before the liposome assembly process. Divergently, the fabrication of AUR-Lipo involved the post-integration of 135 µM stearylated aurein 1.2 peptide into pre-assembled liposomes, using HEPES buffer as the