Deep-learning recognition and tracking of individual nanotubes in low-contrast microscopy videos

• Vladimir Pimonov,
• Said Tahir and
• Vincent Jourdain

Beilstein J. Nanotechnol. 2025, 16, 1316–1324, doi:10.3762/bjnano.16.96

• and carrier gas. Oxygen and water sensors monitored gas-phase contaminants at the outlet line. In situ microscopy Nanotube growth was imaged in situ using a custom-built optical setup for homodyne polarization microscopy. A supercontinuum source (Fianium SC-400-4, 2 ps pulses, 40 MHz, spectral range

Electronic and optical properties of chloropicrin adsorbed ZnS nanotubes: first principle analysis

• Prakash Yadav,
• Boddepalli SanthiBhushan and
• Anurag Srivastava

Beilstein J. Nanotechnol. 2025, 16, 1184–1196, doi:10.3762/bjnano.16.87

• spectra and optical conductivity peaks, highlight the potential of ZnS NT for designing sensitive and reusable CP gas sensors. Keywords: chemical sensor; chloropicrin (CP); density functional theory; zinc sulfide nanotubes (ZnS NTs); Introduction Chloropicrin (CP), also known as trichloronitromethane

• hours of exposure, with studies reporting that 99% of individuals exposed to CP experience ocular symptoms, including inflammation, corneal edema, tissue damage, and potential visual impairment [6][7][8]. Developing portable, sensitive, rapid-response, and reliable sensors for detecting chemical warfare

• for applications ranging from ultraviolet light-emitting diodes and injection lasers to flat-panel displays and sensors [15][16][17][18][19]. ZnS, a promising transition metal chalcogenide with a wide bandgap of approximately 3.7 eV, has shown remarkable potential in gas sensing applications

Influence of ion beam current on the structural, optical, and mechanical properties of TiO₂ coatings: ion beam-assisted vs conventional electron beam evaporation

• Agata Obstarczyk and
• Urszula Wawrzaszek

Beilstein J. Nanotechnol. 2025, 16, 1097–1112, doi:10.3762/bjnano.16.81

• , and good availability, TiO2 in the form of thin films is now widely used in the development of gas sensors, photodetectors, solar cells, memristors, and photocatalysts [1][12][15][16][17]. The area of application of titanium dioxide is also related to the crystal structure in which it occurs, that is

Soft materials nanoarchitectonics: liquid crystals, polymers, gels, biomaterials, and others

• Katsuhiko Ariga

Beilstein J. Nanotechnol. 2025, 16, 1025–1067, doi:10.3762/bjnano.16.77

• also illustrate the potential applications, including organic semiconductor devices, electrochemical catalysts, thin-film sensors, solar energy generation, plastic crystal electrolytes, microactuators, smart light-responsive materials, self-repairing materials, enzyme cascade sensors, healing materials

• [149][150][151][152][153]. Nanoarchitectonics is also used in the development of chemical catalysts [154][155][156][157][158], photocatalysts [159][160][161][162][163], sensors [164][165][166][167][168], biosensors [169][170][171][172][173], devices [174][175][176][177][178], solar cells [179][180][181

• photocurrent with no applied bias. The reported outcomes can be beneficial for enhancing the performance of the ferroelectric bulk photovoltaic effect in organic ferroelectric π-conjugated compounds, thereby potentially accelerating the creation of next-generation organic thin-film sensors and photovoltaics

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

Synthesis and magnetic transitions of rare-earth-free Fe–Mn–Ni–Si-based compositionally complex alloys at bulk and nanoscale

• Shabbir Tahir,
• Tatiana Smoliarova,
• Carlos Doñate-Buendía,
• Michael Farle,
• Natalia Shkodich and
• Bilal Gökce

Beilstein J. Nanotechnol. 2025, 16, 823–836, doi:10.3762/bjnano.16.62

• magnetocaloric refrigeration, magnetic sensors, and actuators, but the reliance on costly, scarce rare-earth materials limits sustainability. Developing affordable, rare-earth-free materials with tunable magnetic properties and scalable miniaturization methods is vital for advancing technology. We present a

• temperature ranges, such as room-temperature cooling and cryogenic systems [3][4]. The magnetic transition also plays a critical role in the development of temperature-sensitive magnetic sensors and actuators [5][6]. These devices harness the abrupt change in magnetic properties at Tc to detect temperature

• for rare-earth-free magnetic materials. This substitution is particularly relevant for future advancements in magnetocaloric refrigeration, sensors, and other energy-efficient technologies. Synthesis route of the Ge- and Al-based CCAs. (a) Bulk Ge-based CCA produced via HEBM of elemental powders

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

Nanostructured materials characterized by scanning photoelectron spectromicroscopy

• Matteo Amati,
• Alexey S. Shkvarin,
• Alexander I. Merentsov,
• Alexander N. Titov,
• María Taeño,
• David Maestre,
• Sarah R. McKibbin,
• Zygmunt Milosz,
• Ana Cremades,
• Rainer Timm and
• Luca Gregoratti

Beilstein J. Nanotechnol. 2025, 16, 700–710, doi:10.3762/bjnano.16.54

• supercapacitors [35][36] fast spintronics [37], electrochromic devices [38][39], catalysts, and gas sensors [40][41], [42][43]. The characteristic p-type conductivity of this transition metal oxide is related to the presence of oxygen interstitials and the inherent nickel deficiency which leads to the formation

• corresponding CL spectrum. XPS measurements provide valuable information on the electronic structure and properties of the NiO samples, which strongly support the development of potential applications including gas sensors and optical resonators [43][47]. Conclusion SPEM is a synchrotron-based technique

• characterization shown in the review demonstrate its usefulness in the investigation on nanostructured materials regardless of their morphology. This feature is of particular interest when device prototypes, such as sensors and batteries, must be analyzed in real conditions. The combination of imaging and

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

• also contributes to the percolation threshold, which is a fundamental parameter controlling electrical conductivity and crucial for certain applications such as sensors, where accurate modulation is required [9]. An initial work by Naha et al. developed a model to enhance the understanding and

Nanomaterials in targeting amyloid-β oligomers: current advances and future directions for Alzheimer's disease diagnosis and therapy

• Shiwani Randhawa,
• Trilok Chand Saini,
• Manik Bathla,
• Rahul Bhardwaj,
• Rubina Dhiman and
• Amitabha Acharya

Beilstein J. Nanotechnol. 2025, 16, 561–580, doi:10.3762/bjnano.16.44

• , thereby mitigating their neurotoxic effects [62][72]. In addition to their inhibitory capabilities, SWCNTs can serve as effective sensors for AβOs. Their ability to interfere with β-sheet formation, a hallmark of Aβ aggregation, has been confirmed through comprehensive molecular dynamics simulations

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

• applications [32][33][34], palladium is an important metal as it is the optimal material to make metallic contacts with CNTs [35]. Palladium nanoparticles are also being explored for biomedical applications and sensors [36]. Therefore, Pd nanoprinting via FEBID could emerge as a key technique for creating

N₂⁺-implantation-induced tailoring of structural, morphological, optical, and electrical characteristics of sputtered molybdenum thin films

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

Beilstein J. Nanotechnol. 2025, 16, 495–509, doi:10.3762/bjnano.16.38

• for various applications in photovoltaics, sensors, optoelectronics, and electronic devices. In the present work, Mo thin films with varying thickness of 150, 200, 250, and 300 nm were deposited on Si(100) substrates using radio frequency (RF) sputtering in an argon environment at ambient temperature

Impact of adsorbate–substrate interaction on nanostructured thin films growth during low-pressure condensation

• Alina V. Dvornichenko,
• Vasyl O. Kharchenko and
• Dmitrii O. Kharchenko

Beilstein J. Nanotechnol. 2025, 16, 473–483, doi:10.3762/bjnano.16.36

• ], sensors [5], and catalysts [6][7][8]. Nanostructured thin films grown via low-pressure deposition methods have garnered significant attention because of their diverse applications in electronics, optics, catalysis, and sensors [9]. The ability to precisely control properties such as morphology

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

• including electrode materials [1], conductive pastes [2][3], catalysts [4][5], sensors [6][7][8], and drug delivery systems [9]. The chemical reduction [10] and the solvothermal methods [11][12] are well known for synthesizing nanoparticles in large quantities at low cost, but these methods require the use

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

• they were fabricated using a low-temperature co-precipitation method. The resulting Ag@ZnO NRs had good optical properties, nanorod morphologies, and high crystallinity with no impurities. Technological advancements are leading people to use lightweight electronics and affordable sensors

• ; 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

• uncomplicated method for producing Ag@ZnO NRs. These fabricated Ag@ZnO NRs play an effective role as an electron mediator in the development of lead chemical sensors which are both highly sensitive and robust in nature. Based on our current understanding, the lead sensor we developed exhibits the most notable

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

• nanoparticles (NPs) with defined particle sizes and narrow size distribution width is driven by the growing integration of nanomaterials into various industrial applications, such as medicine [1][2][3], catalysis [4][5], sensors [6][7], and additive manufacturing [8]. The performance of NPs typically depends on

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

• , selective, and cost-effective sensor for SDS detection in an aqueous solution. The advent of nanotechnology increased their demand for developing colorimetric sensors to detect chemical compounds, toxicants, nutrients, and biomolecules. The nanotechnology field consists of synthesis, characterization, 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

• Al-G tips (Budget Sensors). Results and Discussion Force spectroscopy In Figure 1 we show the contour length measured as a function of the ligand concentration for the three types of complexes formed between DNA and the rare earths. For ytterbium and neodymium, this mechanical parameter remains

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

• ETL, and NiO was used as HTL, with La2NiMnO6 as absorber [25]. The DPSC showed promising characteristics. Applications of double perovskite compounds include fuel cells, UV sensors, electrochemical sensors, indoor photovoltaics, and light-emitting diodes [26]. Double perovskite LNMO nanoparticles and

Modeling and simulation of carbon-nanocomposite-based gas sensors

• Roopa Hegde,
• Punya Prabha V,
• Shipra Upadhyay and
• Krishna S B

Beilstein J. Nanotechnol. 2025, 16, 90–96, doi:10.3762/bjnano.16.9

• development of these sensors, it becomes imperative to establish a mathematical model for economically predicting their behavior. The simulation using COMSOL Multiphysics is performed to obtain the surface coverage of the sensor by introducing carbon monoxide gas through a Gaussian pulse feed inlet at

• using the nanocomposite materials which in turn enhances the sensitivity of the gas sensors. Keywords: CO gas; COMSOL Multiphysics; gas sensor; surface coverage; SWCNT/PEDOT:PSS; Introduction The field of nanotechnology has brought significant advancements in various scientific and engineering

• nanomaterials, such as carbon nanotubes (CNTs), graphene, and carbon black, embedded within a polymer matrix [1]. The distinctive properties of carbon nanocomposites have positioned them as promising candidates for various applications, particularly in the development of advanced sensors. The small amounts of

Instance maps as an organising concept for complex experimental workflows as demonstrated for (nano)material safety research

• Benjamin Punz,
• Maja Brajnik,
• Joh Dokler,
• Jaleesia D. Amos,
• Litty Johnson,
• Katie Reilly,
• Anastasios G. Papadiamantis,
• Amaia Green Etxabe,
• Lee Walker,
• Diego S. T. Martinez,
• Steffi Friedrichs,
• Klaus M. Weltring,
• Nazende Günday-Türeli,
• Claus Svendsen,
• Christine Ogilvie Hendren,
• Mark R. Wiesner,
• Martin Himly,
• Iseult Lynch and
• Thomas E. Exner

Beilstein J. Nanotechnol. 2025, 16, 57–77, doi:10.3762/bjnano.16.7

• cases from their high surface reactivity, which results from their small size and large surface area. They include applications in catalysis [3][4] (e.g., as catalytic converters in engines and for energy capture and storage) and as sensors [5][6] (e.g., for bioremediation and environmental monitoring

A nanocarrier containing carboxylic and histamine groups with dual action: acetylcholine hydrolysis and antidote atropine delivery

• Elina E. Mansurova,
• Andrey A. Maslennikov,
• Anna P. Lyubina,
• Alexandra D. Voloshina,
• Irek R. Nizameev,
• Marsil K. Kadirov,
• Anzhela A. Mikhailova,
• Polina V. Mikshina,
• Albina Y. Ziganshina and
• Igor S. Antipin

Beilstein J. Nanotechnol. 2025, 16, 11–24, doi:10.3762/bjnano.16.2

• diverse receptors and sensors, notably for ACh [23][24][25][26][27]. Here, we report the development of a new nanocarrier that can both carry Atr and act as a synthetic esterase to degrade excess ACh. The nanocarrier was synthesized via microemulsion polycondensation of phenylboronic acid with

Facile synthesis of size-tunable L-carnosine-capped silver nanoparticles and their role in metal ion sensing and catalytic degradation of p-nitrophenol

• Akash Kumar,
• Ridhima Chadha,
• Abhishek Das,
• Nandita Maiti and
• Rayavarapu Raja Gopal

Beilstein J. Nanotechnol. 2024, 15, 1576–1592, doi:10.3762/bjnano.15.124

• regarding their potential as metal ion sensors. Among them, ʟ-car-AgNP1 showed selective detection of Cd2+ and Pb2+. In contrast, ʟ-car-AgNP2, ʟ-car-AgNP3, and ʟ-car-AgNP4 showed affinity towards As3+ and Cr3+ detection. Interestingly, ʟ-car-AgNP5 did not detect any metal ions. The quantitative limits of

• detection (LODs) of Cd2+, Pb2+, As3+, and Cr3+ were 141.79, 131.33, 215.35, and 245.49 ppb, respectively. These values suggest a competitive sensitivity compared to other nanoparticle-based sensors reported in the literature. Additionally, the catalytic activity of ʟ-car-AgNPs was studied regarding the

• degradation demonstrates the catalytic prowess of ʟ-car-AgNPs and highlights their potential in environmental remediation applications. The successful synthesis of ʟ-car-AgNPs with tunable plasmon resonance has paved the way for their application as colorimetric sensors for heavy metal detection and as

Electrochemical nanostructured CuBTC/FeBTC MOF composite sensor for enrofloxacin detection

• Thi Kim Ngan Nguyen,
• Tien Dat Doan,
• Huy Hieu Luu,
• Hoang Anh Nguyen,
• Thi Thu Ha Vu,
• Quang Hai Tran,
• Ha Tran Nguyen,
• Thanh Binh Dang,
• Thi Hai Yen Pham and
• Mai Ha Hoang

Beilstein J. Nanotechnol. 2024, 15, 1522–1535, doi:10.3762/bjnano.15.120

• sensors has some limitations associated with the low conductivity of MOFs. Therefore, the coupling with conducting materials, such as carbon-based materials, metal nanoparticles, and polymers, has been performed to enhance the electron charge transfer of MOFs [23][24]; single MOFs combined with carbon

• techniques. The synergistic effects of CuBTC and FeBTC are considered promising for enhancing the performance of enrofloxacin sensors in aqueous solutions. Results and Discussion Characterization of (Cu)(Fe)BTC In the XRD pattern in Figure 1a, the FeBTC sample shows peaks at 2θ values of 6.26°, 10.34°, 10.85

Strain-induced bandgap engineering in 2D ψ-graphene materials: a first-principles study

• Kamal Kumar,
• Nora H. de Leeuw,
• Jost Adam and
• Abhishek Kumar Mishra

Beilstein J. Nanotechnol. 2024, 15, 1440–1452, doi:10.3762/bjnano.15.116

• unchanged under the influence of mechanical strain, preserving its initial characteristic of having a direct bandgap. This behavior offers opportunities for these materials in various vital applications in photodetectors, solar cells, LEDs, pressure and strain sensors, energy storage, and quantum computing

• ]. Although a successful experimental synthesis of ψ-graphene has not yet been realized, many theoretical investigations have been carried out by different research teams to study its various potential applications in sensors, lithium-ion batteries, and hydrogen storage [16][39][42]. We have recently employed

• calculations and concluded that ψ-graphene has the potential to be employed in infrared (IR) sensors, ultraviolet (UV) optomechanical sensors, and visible-light sensors [39]. Li et al. theoretically reported a maximum theoretical storage capacity of 372 mAh·g−1 for Li, showing its capability to be utilized as