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

• , evident from electrochemical impedance spectroscopy (EIS) data (Figure 5B). Impedance, measured in an electrochemical setup, is the time-dependent opposition to alternating current stemming from the combined effect of ohmic resistance, capacitance, and phase elements in an electronic circuit. Impedance is

• a quantitative measure for electrical contact between nanoparticles and supports [64]. EIS data, visualized in a Nyquist plot, graph the negative imaginary impedance (Z) vs the real impedance [2]. Modeling the data with an electronic circuit that reflects the electrochemical system gives values for

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

• substrate temperatures is presented in Figure 5B. It has been found that the films exhibit maximum absorbance in the visible region, which later decreases with the increase in wavelength. This decrease in absorbance with wavelength may be due to interband electronic transitions between the conduction band

• application of the fabricated ZnTe films in solar cells. Refractive index The refractive index is one of the important optical parameters as it is connected to the electronic polarizability, local fields in the semiconducting material, and transmission. The refractive index is related to the transmission of

• ]. The dielectric constant and the dielectric loss of the deposited ZnTe films exhibit a similar pattern and were also found to decrease with increasing substrate temperature (see below). Photoluminescence studies Photoluminescence (PL) studies were carried out to analyse the films’ electronic features

Graphene oxide–chloroquine conjugate induces DNA damage in A549 lung cancer cells through autophagy modulation

• Braham Dutt Arya,
• Sandeep Mittal,
• Prachi Joshi,
• Alok Kumar Pandey,
• Jaime E. Ramirez-Vick,
• Govind Gupta and
• Surinder P. Singh

Beilstein J. Nanotechnol. 2025, 16, 316–332, doi:10.3762/bjnano.16.24

• ). Supporting Information File 1, Figure S1a, reveals the appearance of characteristic bands around 230 nm and 295 nm for GO which corresponds to π–π* and n–π* electronic transitions, respectively. The observed high intensity π–π* plasmon peak around 230 nm is attributed to well-defined nanoscale sp2 hybrid π

• -bonded networks and chromophore aggregation due to the presence of C=C, C=O, and C–O bonds [41]. The presence of a shoulder band around 295 nm corresponds to the well-defined n–π* electronic transitions due to the presence of C=O functional groups on the surface of GO. The appearance of the Chl

• , the decrease in ID/IG corroborates with the bathochromic shift of the π–π* electronic transition in GO–Chl due to the preservation of a sp2 carbon framework. Furthermore, the chemical states/structures of GO, Chl, and GO–Chl were investigated through X-ray photoelectron spectroscopy. Figure 2a–c

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

• wastewater treatment. Titanium dioxide-based materials TiO2 is the most commonly used photocatalyst for antibiotic removal owing to its unique features. In nanostructured forms, this substance exhibits outstanding physical and chemical durability, a high ratio of surface area to volume, adjustable electronic

• to degrade antibiotics under the illumination of UV and visible light [83][84]. They also possess a distinctive electronic structure with the VB containing Bi 6s and O 2p orbitals [54]. This distinctive configuration results in a more pronounced absorption edge in the visible light spectrum. The

• 7,7,8,8-tetracyanoquinodimethane (TCNQ) to enhance the energy band and electronic structure of g-C3N4. The pefloxacin degradation efficiency of the g-C3N4/TCNQ catalytic system was four times higher than that of pristine g-C3N4. By combining thiourea with 3-aminopyridine, researchers modified the

Radiosensitizing properties of dual-functionalized carbon nanostructures loaded with temozolomide

• Radmila Milenkovska,
• Nikola Geskovski,
• Dushko Shalabalija,
• Ljubica Mihailova,
• Petre Makreski,
• Dushko Lukarski,
• Igor Stojkovski,
• Maja Simonoska Crcarevska and
• Kristina Mladenovska

Beilstein J. Nanotechnol. 2025, 16, 229–251, doi:10.3762/bjnano.16.18

• (i.e., oxidation) of their surface, CNs with optimal hydrophobic/hydrophilic properties and increased dispersibility can be obtained as preconditions for biocompatibility and low immunogenicity. Also, improved electronic, mechanical, and thermal properties as preconditions for (photo)thermal and

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

• molecular thermovibrational processes, with an ability to absorb light across the full spectral range, reduce the dependence on specific therapeutic light sources. This versatility even permits the utilization of sunlight or electronic screens to modulate drug release or to stimulate lacrimal glands for the

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

• SHIMADZU) with a 1 cm path length glass cuvette at λmax (maximum absorbance) in nanometers. Samples collected after the adsorption process had the electronic spectra analyzed using an Ocean Optics USB-2000 instrument for solid samples with a tungsten lamp in the range of 200–800 nm in diffuse reflectance

• region at 664 nm, corresponding to the π → π* electronic transitions of the adsorbed MB dye [26]. Table 2 and Table 3 and Supporting Information File 1, Figures S4 and S5 present the values of the CIEL*a*b* colorimetric parameters for the samples BEOx and BEPh (powder sample, cycle) even as they disperse

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

• equation is as follows [20]: where e is the electronic charge, ϕ is the electric potential, ε0 is the vacuum permittivity, εr is the relative permittivity, p(x) and n(x) are, respectively, hole and electron position dependence, ND is the shallow donor density, NA is the acceptor donor density, and ρp and

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

• electronic transition, making them suitable for further applications in photocatalysis, electronics, and optoelectronics. Photocatalytic study ZnO NPs were utilized in a photocatalytic degradation test to reduce the concentration of the harmful dye methylene blue (MB). A solution containing 20 mg of ZnO NP

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

• designs and associated data and metadata. The InstanceMaps tool allows users to design workflows in a fully customised manner and to connect the nodes (instances, properties, protocols, and data) with protocols and data management tools such as electronic laboratory notebooks (ELNs), which aids

• . Currently used formats for protocols and data include data serialisation formats such as JSON and YAML, notebook pages (e.g., electronic lab notebooks like SciNote, Jupyter, and Colab computation notebooks), text documents (Microsoft Word or Google Docs), spreadsheets (Microsoft Excel), and provider

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

• Investigación Científica y Tecnológica A.C., Camino a la Presa San José 2055, Col. Lomas 4, San Luis Potosí, S.L.P. 78216, México 10.3762/bjnano.16.5 Abstract The electronic and optical properties of a composite created by introducing a magnetite cluster into NaA zeolite have been investigated in this work

• using DFT calculations. The results obtained indicate that the electronic and optical properties of the composite are enhanced because of the cluster. However, the properties exhibited by the cluster outside the zeolite differ from those it presents when it is part of the composite. It is noteworthy

• structure and properties of these systems is very limited. Besides, to the best of our knowledge, there is a dearth of theoretical literature specifically addressing the study of magnetic clusters within zeolites. With this motivation, the present study evaluates the electronic properties of the magnetite

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

• that was 1 × 1 × 3.5 cm3 in size. The excitation wavelength was 475 nm, and the fluorescence spectra ware measured between 480 and 700 nm. Electronic analytical balances ViBRA AF-225 DRCE (220/0.001 g, resolution 0.00001 g) were utilized for weighing the samples. Ultrasonic treatment was performed with

Attempts to preserve and visualize protein corona on the surface of biological nanoparticles in blood serum using photomodification

• Julia E. Poletaeva,
• Anastasiya V. Tupitsyna,
• Alina E. Grigor’eva,
• Ilya S. Dovydenko and
• Elena I. Ryabchikova

Beilstein J. Nanotechnol. 2024, 15, 1654–1666, doi:10.3762/bjnano.15.130

• remove protein aggregates (Figure 2a), as recommended earlier [36]: 10% FBS or NBS was sonicated for 4 min at 30 W, using a Sonorex Digitec DT-31 (Bandelin Electronic, Germany) and then centrifuged at 16000g for 4 min (Centrifuge 5415 R, Eppendorf, Germany, rotor F-45-24-11) at room temperature. The

Liver-targeting iron oxide nanoparticles and their complexes with plant extracts for biocompatibility

• Shushanik A. Kazaryan,
• Seda A. Oganian,
• Gayane S. Vardanyan,
• Anatolie S. Sidorenko and
• Ashkhen A. Hovhannisyan

Beilstein J. Nanotechnol. 2024, 15, 1593–1602, doi:10.3762/bjnano.15.125

• Biochemistry, Koryun St 2, Yerevan, Armenia Ghitu Institute of Electronic Engineering and Nanotechnologies of Technical University of Moldova, Chisinau, Moldova 10.3762/bjnano.15.125 Abstract Thanks to their simple synthesis, controlled physical properties, and minimal toxicity, iron oxide nanoparticles

Integrating high-performance computing, machine learning, data management workflows, and infrastructures for multiscale simulations and nanomaterials technologies

• Fabio Le Piane,
• Mario Vozza,
• Matteo Baldoni and
• Francesco Mercuri

Beilstein J. Nanotechnol. 2024, 15, 1498–1521, doi:10.3762/bjnano.15.119

• the properties of advanced and complex materials are exploited [5][18]. Methods applied in multiscale materials modelling address a broad range of phenomena from the electronic/atomistic to the macroscopic scale. However, the application of comprehensive multiscale models to relevant application

Effect of radiation-induced vacancy saturation on the first-order phase transformation in nanoparticles: insights from a model

• Aram Shirinyan and
• Yuriy Bilogorodskyy

Beilstein J. Nanotechnol. 2024, 15, 1453–1472, doi:10.3762/bjnano.15.117

• atoms. These defects can significantly alter the structural, mechanical, and electronic properties of materials. This prompts the questions: How do radiation-induced defects influence first-order phase transformations in nanoscale systems? Can radiation-induced defects initiate polymorphic transitions

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

• are zero-bandgap, like goldene [15] and ψ-graphene [16]. The absence of bandgaps in 2D materials makes them unsuitable for conventional semiconductor applications and limits their use in photonics and optical devices [17]. Therefore, bandgap engineering (manipulation of electronic band structures

• (EBSs)) of these materials becomes essential to expand their utility in energy-related and optoelectronic applications [18][19]. Engineering of the electronic gap not only broadens the possible use of 2D materials but also enables them to satisfy the demand for ultramodern technologies [20]. Bandgap

• engineering can be achieved through different techniques like (i) doping, where the introduction of dopants or impurities modifies the EBS [21], (ii) strain engineering by inserting mechanical strain to alter the electronic properties [22][23], and (iii) defect engineering [24]. Among these techniques, strain

Lithium niobate on insulator: an emerging nanophotonic crystal for optimized light control

• Midhun Murali,
• Amit Banerjee and
• Tanmoy Basu

Beilstein J. Nanotechnol. 2024, 15, 1415–1426, doi:10.3762/bjnano.15.114

• photonic devices. Moreover, the enhancement of typically feeble light–matter interaction is enabled by robust light confinement. These characteristics can be exploited to mitigate the intrinsic limitations of photonics technologies compared to electronic and optoelectronic technologies [5]. Distributed

Various CVD-grown ZnO nanostructures for nanodevices and interdisciplinary applications

• The-Long Phan,
• Le Viet Cuong,
• Vu Dinh Lam and
• Ngoc Toan Dang

Beilstein J. Nanotechnol. 2024, 15, 1390–1399, doi:10.3762/bjnano.15.112

• surface effects dependent on the surface-to-volume ratio, which directly influences the electronic structure and the crystal structure symmetry. Thus, the study and fabrication of nanomaterials not only aim at exploring novel approaches of quantum physics, but also at realizing new multifunctional

• electronic/optoelectronic devices, energy storage/generation systems, and renewable energy conversion devices with high performance and low-power consumption [1][2][3]. In comparison to semiconductors, ZnO has attracted much more attention. This is due to ZnO having outstanding semiconductor behaviours in

• DMSs, these nanostructures will be beneficial to the development of new ZnO-based materials for photocatalytic [25], biomedical [26], gas sensing [27][28], and flexible electronic/optoelectronic applications [29][30]. They are usually fabricated by chemical vapour deposition (CVD) or solid-vapour phase

Green synthesis of carbon dot structures from Rheum Ribes and Schottky diode fabrication

• Muhammed Taha Durmus and
• Ebru Bozkurt

Beilstein J. Nanotechnol. 2024, 15, 1369–1375, doi:10.3762/bjnano.15.110

• , q, kB, T, and I0 are the ideality factor, the voltage drop on the series resistance (Rs), the applied bias voltage, the electronic charge, Boltzmann’s constant, the temperature in Kelvin, and the reverse saturation current, respectively. The reverse saturation current of the Schottky diode can be

• , it exhibits a non-ideal diode behavior with a high ideality factor. This study, in which CDs obtained from a completely natural product were used as an interface, showed that it may be possible to obtain CDs-based electronic devices for advanced technology in the future. Schematic representation of

Out-of-plane polarization induces a picosecond photoresponse in rhombohedral stacked bilayer WSe₂

• Guixian Liu,
• Yufan Wang,
• Zhoujuan Xu,
• Zhouxiaosong Zeng,
• Lanyu Huang,
• Cuihuan Ge and
• Xiao Wang

Beilstein J. Nanotechnol. 2024, 15, 1362–1368, doi:10.3762/bjnano.15.109

• /WSe2/graphene devices, we fabricated a WSe2 two-terminal device, the electronic characteristics of which are shown in Supporting Information File 1, Note 4. To utilize the BPVE in 3R WSe2, we investigated the vertical heterojunction using scanning photocurrent microscopy (SPCM). The scanning

Hymenoptera and biomimetic surfaces: insights and innovations

• Vinicius Marques Lopez,
• Carlo Polidori and
• Rhainer Guillermo Ferreira

Beilstein J. Nanotechnol. 2024, 15, 1333–1352, doi:10.3762/bjnano.15.107

• coloration can be used to create more aesthetically pleasing and durable electronic devices. Smartphone cases, laptops, and other gadgets can feature iridescent colors that do not wear off or fade, enhancing both their appearance and longevity. This not only improves the user experience but also contributes

• to a reduction in electronic waste, as devices retain their visual appeal over a longer period. The techniques to create biomimetic materials with color producing mechanisms inspired by insects already exist [29][30] and applications of such technology have several possibilities. Hairs The body

• that offers several visual advantages, such large field of view, high temporal resolution, rapid capture and tracking of fast-moving objects [83][84]. This renders compound eyes particularly suitable for electronic surveillance applications, where broad observation coverage is essential for detecting

Interaction of graphene oxide with tannic acid: computational modeling and toxicity mitigation in C. elegans

• Romana Petry,
• James M. de Almeida,
• Francine Côa,
• Felipe Crasto de Lima,
• Diego Stéfani T. Martinez and
• Adalberto Fazzio

Beilstein J. Nanotechnol. 2024, 15, 1297–1311, doi:10.3762/bjnano.15.105

• regarding the electronic properties of the system, such as the most reactive sites and their interactions. Our findings provided new insights into toxicity mitigation and behavior of GO in the environment, as well as, the safety of application of TA for synthesis and functionalization of this nanomaterial

• surface of a GO flake in an aqueous environment. This allowed us to explore the chemical and conformational changes occurring in TA and GO. Additionally, ab initio calculations were conducted to investigate the electronic properties of the system, including the identification of the most reactive sites on

• indicates that TA mostly forms a single layer of stronger interacting molecules close to the surface. DFT calculations allowed us to evaluate the electronic and reactivity properties of the system TA and GO. Fukui functions are a concept used to study the local reactivity of molecules/materials. They

New design of operational MEMS bridges for measurements of properties of FEBID-based nanostructures

• Bartosz Pruchnik,
• Krzysztof Kwoka,
• Ewelina Gacka,
• Dominik Badura,
• Piotr Kunicki,
• Andrzej Sierakowski,
• Paweł Janus,
• Tomasz Piasecki and
• Teodor Gotszalk

Beilstein J. Nanotechnol. 2024, 15, 1273–1282, doi:10.3762/bjnano.15.103

• nanostructure. Keywords: FEBID; MEMS; MEMS bridge; nanowires; opMEMS; Introduction Nanoelectronics is the fastest developing branch of modern electronic technology. Reduced dimensions allow for lower power consumption of the circuit and higher operating speeds [1][2]. Even more advantages (e.g., developed

• surface or reduced capacitance) are brought by volumetric, self-standing electronic nanostructures, which provide an experimental basis for their own properties and can serve as building blocks for nanoscale devices, in which phenomena such as giant piezoresistivity, single-electron tunnelling, or field

A low-kiloelectronvolt focused ion beam strategy for processing low-thermal-conductance materials with nanoampere currents

• Annalena Wolff,
• Nico Klingner,
• William Thompson,
• Yinghong Zhou,
• Jinying Lin and
• Yin Xiao

Beilstein J. Nanotechnol. 2024, 15, 1197–1207, doi:10.3762/bjnano.15.97

• terms were omitted in these simulations, but the ions’ electronic stopping power heating term was included. As isosurfaces beyond the ion tracks cannot be observed for the 5 keV ions, the cumulative heat damage does not seem to substantially occur for these lower incident ion energies (Figure 2C). 3D

• energy deposition into collagen due to the ion’s electronic and nuclear stopping was studied using COMSOL “Particle Tracing Physics”. The dissipated ion energy is converted to thermal energy at each mesh element encountered along the ion’s path in the collagen. For each of these mesh elements the “Heat

• the sample top, which was thermally insulated, as in a vacuum. As the ion passed through the sample, the energy gained by the sample due to the traversing ion’s electronic and nuclear stopping was accumulated. This deposited energy was then conducted away as heat. This heat was distributed to all mesh