Sustainable fabrication of 2D-based devices through reuse of substrates with microfabricated electrodes

• Ying Zhang,
• Yigit Sozen,
• Esteban Zamora-Amo,
• Thomas Pucher,
• Nuria Jiménez-Arévalo,
• Zdenek Sofer,
• Yong Xie and
• Andres Castellanos-Gomez

Beilstein J. Nanotechnol. 2026, 17, 818–827, doi:10.3762/bjnano.17.58

• have mainly focused on epitaxial growth or electrochemical sensing applications. In contrast, this work addresses the reuse of substrates for 2D material-based electronic devices. The cleaning process consists of an ultrasonic bath in N-methyl-2-pyrrolidone (NMP) [23][24] at 50 °C, followed by acetone

Superconducting artificial neural networks and quantum circuits

• Anatolie S. Sidorenko

Beilstein J. Nanotechnol. 2026, 17, 744–747, doi:10.3762/bjnano.17.51

• broadband signal reception, including superconducting signal processing for wideband spectrum sensing [10], as well as the development of quantum computing architectures and basic qubit technologies [11]; (iii) on-board signal processing in satellite systems, where severe constraints on power consumption

Environmental applications of silver nanoparticles: state-of-the-art review and emerging trends

• Soni Prajapati,
• Akash Kumar and
• Ranjana Singh

Beilstein J. Nanotechnol. 2026, 17, 697–736, doi:10.3762/bjnano.17.49

• applications for heavy metal immobilisation, organic pollutant degradation, plant disease management, and growth promotion are assessed alongside their ecotoxicological implications. Besides remediation, environmental monitoring capabilities of AgNP-based sensing platforms are systematically reviewed across

• five transduction modalities, including colourimetric/UV–vis LSPR, SERS, electrochemical, fluorometric, and gas sensing, covering a broad range of analytes considered as environmental pollutants. Key challenges, including nanoparticle aggregation, long-term colloidal instability, synthesis

• nanoparticle characterisation and safety assessment, specific maximum contaminant levels or environmental quality standards for engineered AgNPs are largely absent. Several reviews have addressed individual aspects of the environmental use of AgNPs, including antimicrobial applications, heavy-metal sensing

Protein-based custom-designed molecular nanotraps for biomedical applications

• Devid Maniglio,
• Alice Marinangeli and
• Alessandra Maria Bossi

Beilstein J. Nanotechnol. 2026, 17, 683–687, doi:10.3762/bjnano.17.47

• recognition towards molecular targets of clinical relevance. Envisaged applications span from targeting relevant biomarkers for therapeutics, diagnostics, and in situ sensing to building high-complexity order meta-biomaterials. Keywords: bioMIPs; gelatin methacryloyl (GelMA); meta-biomaterials; molecularly

• imprinted polymers; natural polymers silk fibroin; SilMA; Introduction Molecular recognition is a cornerstone in biomedical nanotechnology; it is pivotal to applications ranging from drug delivery to sequestering and to sensing. Where traditional affinity systems, such as antibodies, fall short for

• as MIP NPs or nanoMIPs [4]. The state of the art in the synthesis of nanoMIPs largely relies on acrylamides, acrylates, and methacrylates as building blocks, forming de facto plastic antibodies [4]. Plastic nanoMIPs perfectly fit in assays and sensing devices for their robustness and long-term

Laser–material interactions in liquids for the synthesis of nanomaterials: current status and perspectives

• Carlos Doñate Buendia,
• Bilal Gökce and
• Leonid V. Zhigilei

Beilstein J. Nanotechnol. 2026, 17, 571–575, doi:10.3762/bjnano.17.38

• processing parameters has enabled a wide range of applications [53]. These include catalysis [54] (e.g., for oxygen [55] and hydrogen evolution reactions [56] in hydrogen production), sensing (e.g., surface-enhanced Raman spectroscopy [51] for detection of pollutants and optical sensing of glucose [57

Electrochemical determination of ciprofloxacin using a MIL-101/reduced graphene oxide-modified electrode

• Nguyen Quang Man,
• Nguyen Ngoc Nghia,
• Nguyen Vinh Phu,
• Vo Thi Khanh Ly,
• Le Lam Son,
• Pham Khac Lieu,
• Le Thi Hong Phong,
• Nguyen Dinh Luyen and
• Dinh Quang Khieu

Beilstein J. Nanotechnol. 2026, 17, 541–554, doi:10.3762/bjnano.17.35

• , yielding acceptable recoveries. These results indicate that the MIL-101/rGO-modified electrode provides a promising and efficient platform for the electrochemical sensing of CPR in pharmaceutical and environmental analysis. Keywords: ciprofloxacin; electrochemical analysis; MIL-101; reduced graphene oxide

• potential for miniaturization and field use. The performance of electrochemical sensors heavily relies on the electrode’s surface properties. Recently, metal–organic frameworks (MOFs) have attracted significant interest in electrochemical sensing due to their highly ordered porous structures, very high

• direct use in electrochemical sensing. To address this limitation, hybridizing MOFs with conductive carbon materials has been extensively studied. Reduced graphene oxide (rGO) is especially appealing due to its high electrical conductivity [12], large specific surface area, mechanical stability [13], and

Fractional shot noise of an SU(N) Kondo system

• Damian Krychowski and
• Stanisław Lipiński

Beilstein J. Nanotechnol. 2026, 17, 515–540, doi:10.3762/bjnano.17.34

• both fundamental physics and potential quantum information applications, detection, and sensing [1][2][3][4]. To achieve these goals, the increasing ability to manipulate quantum states is crucial. As electrons are confined in fewer dimensions and as the size of the dot decreases, the charging energy

Upcycling agroindustrial waste into graphene oxide supports for gold nanoparticles: toward sustainable nanomaterials

• Juan Marcos Castro-Tapia,
• Selene Acosta,
• Hiram Joazet Ojeda-Galván,
• Elsie Evelyn Araujo-Palomo,
• Edgar Giovanni Villabona-Leal and
• Mildred Quintana

Beilstein J. Nanotechnol. 2026, 17, 489–504, doi:10.3762/bjnano.17.32

• , and high surface area, which significantly boost performance in catalysis, sensing, and energy-related applications [30][31][32][33]. Additionally, the deposition of AuNPs onto GO is a practical approach to its surface reactivity, directly linking chemical functionality to nucleation and growth

• as substrates for AuNP photodeposition to evaluate how their surface chemistry governs nanoparticle nucleation and dispersion. Agro-GO@AuNPs composites demonstrate a green, circular-economy approach with promising potential for applications in sensing, diagnostics, energy storage, and separation

• with a higher content of oxygen functionalities favor the formation of smaller, more uniformly distributed AuNPs, a feature particularly advantageous for applications in catalysis, sensing, and plasmonic enhancement [30]. In contrast, reduced or less functionalized GO supports lead to the growth of

Defects and defect-mediated engineering of two-dimensional materials: challenges and open questions

• Arkady V. Krasheninnikov,
• Matthias Batzill,
• Anouar-Akacha Delenda,
• Marija Drndić,
• Chris Ewels,
• Katharina J. Franke,
• Mahdi Ghorbani-Asl,
• Alexander Holleitner,
• Ado Jorio,
• Ute Kaiser,
• Daria Kieczka,
• Hannu-Pekka Komsa,
• Jani Kotakoski,
• Manuel Längle,
• David Lamprecht,
• Yun Liu,
• Steven G. Louie,
• Janina Maultzsch,
• Thomas Michely,
• Katherine Milton,
• Anna Niggas,
• Hanako Okuno,
• Joshua A. Robinson,
• Marika Schleberger,
• Bruno Schuler,
• Alexander Shluger,
• Kazu Suenaga,
• Kristian S. Thygesen,
• Richard A. Wilhelm,
• E. Harriet Åhlgren and
• Carla Bittencourt

Beilstein J. Nanotechnol. 2026, 17, 454–488, doi:10.3762/bjnano.17.31

• them to be deep acceptors. In addition, chalcogen vacancies in TMDs are readily passivated by oxygen in air [51][140]. Can magnetic moments of individual defects be measured? Solid-state spin defects have emerged as essential building blocks for quantum communication and sensing applications [141]. In

Biomimetic nanoparticles in cancer photodynamic therapy: a review of targeted delivery systems and therapeutic outcomes

• Valentina I. Gorbacheva,
• Alexey S. Grabovoy,
• Polina S. Marukhina,
• Anastasiia O. Syrocheva and
• Ekaterina P. Kolesova

Beilstein J. Nanotechnol. 2026, 17, 396–422, doi:10.3762/bjnano.17.27

• applications in disease diagnosis and sensing technologies. Despite the promising potential of nanomedicine, significant progress has been limited. This can be attributed to the low targeted accumulation of the nanocarriers at the desired site of action. For instance, in cancer therapy, the accumulation of

Ferroelectric nanodot reservoir for neuromorphic computing

• Anna Razumnaya,
• Yuri Tikhonov,
• Dmitrii Naidenko,
• Léo Boron,
• Valerii Vinokur and
• Igor Lukyanchuk

Beilstein J. Nanotechnol. 2026, 17, 352–364, doi:10.3762/bjnano.17.24

• -controlled charge input and nonlinear readout. (c) Spatially multiplexed data is injected via spot electrodes and read out through similar localized outputs. Contactless input and output methods for the ferroelectric reservoir. (a) Input and readout based on optoelectronic addressing and sensing. (b) Input

Beam shaping techniques for pulsed laser ablation in liquids: Unlocking tunable control of nanoparticle synthesis in liquids

• Sergio Molina-Prados,
• Nadezhda M. Bulgakova,
• Alexander V. Bulgakov,
• Jesus Lancis,
• Gladys Mínguez Vega and
• Carlos Doñate-Buendia

Beilstein J. Nanotechnol. 2026, 17, 309–342, doi:10.3762/bjnano.17.22

• categories, that is, catalysis [90], advanced materials [91], sensing and filtration [92], and bio-applications [93]. Figure 2 schematically illustrates this classification. However, several limitations remain that hinder the widespread industrial adoption of PLAL, including the overall yield and scalability

• elongated nanostructures observed under cylindrical focusing. The PLAL experiments with cylindrical lens were performed with a 2 ps laser and a cylindrical lens of 45 mm focal length, using pulse energies between sensing and filtration of 1.0 and 1.4 mJ at 800 nm wavelength [140]. It was observed that at

Multilayered hyperbolic Au/TiO₂ nanostructures for enhancing the nonlinear response around the epsilon-near-zero point

• Fernando Arturo Araiza-Sixtos,
• Mauricio Gomez-Robles,
• Rafael Salas-Montiel and
• Raúl Rangel-Rojo

Beilstein J. Nanotechnol. 2026, 17, 251–261, doi:10.3762/bjnano.17.17

• [20]. Work has also expanded into complex geometries, such as hybrid metal–dielectric layered pyramids [10], AZO nanotrenches for molecular absorption sensing [4], and the first nanowire array exhibiting hyperbolic properties with negative refraction at 780 nm [21]. Previously, our group has studied

Structure-dependent thermochromism of PAZO thin films: theory and experiment

• Georgi Mateev,
• Dean Dimov,
• Nataliya Berberova-Buhova,
• Nikoleta Kircheva,
• Todor Dudev,
• Ludmila Nikolova,
• Elena Stoykova,
• Keehoon Hong,
• Dimana Nazarova,
• Silvia Angelova and
• Lian Nedelchev

Beilstein J. Nanotechnol. 2026, 17, 186–199, doi:10.3762/bjnano.17.12

• ]-1,2-ethanediyl, sodium salt] (PAZO) exhibits a range of unique physical properties that are critical for its diverse applications in photonics, optoelectronics, memory devices, and sensing technologies. In this study, we investigate the thermochromic behavior of PAZO thin films, focusing on the

Internal 3D temperature mapping in biological systems using ratiometric light-sheet imaging and lipid-coated upconversion nanothermometers

• Dannareli Barron-Ortiz,
• Enric Pérez-Parets,
• Rubén D. Cadena-Nava,
• Emilio J. Gualda,
• Jacob Licea-Rodríguez,
• Juan Hernández-Cordero,
• Pablo Loza-Álvarez and
• Israel Rocha-Mendoza

Beilstein J. Nanotechnol. 2025, 16, 2306–2316, doi:10.3762/bjnano.16.159

• degeneracy of the coupled energy levels, emission frequencies, and spontaneous radiation transition rates [43]. The FIR-based technique has been widely used for optical thermometry given its inherent advantages, including noise cancellation capabilities, real-time temperature sensing, and high sensitivity

• volumetric temperature sensing through fluorescence-lifetime or UC nanothermometry. However, these approaches remain limited by point-by-point scanning, shallow penetration depth, and narrow fields of view (typically below 100 µm), restricting their applicability to intact organisms. Beyond these

• complex nature of the dynamic UC process, particularly at higher temperatures, can influence the temperature-sensing properties of UCNPs [37][42]. However, even within the physiological temperature range (30–50 °C), other UC processes such as thermal quenching, shifts in the Boltzmann distribution, and

Chiral plasmonic nanostructures fabricated with circularly polarized light

• Tian Qiao and
• Ming Lee Tang

Beilstein J. Nanotechnol. 2025, 16, 2245–2264, doi:10.3762/bjnano.16.154

• with fabricating large arrays of cPNSs for chip-based chiral sensors. cPNSs are not only valuable for sensing chiral molecules but also show promise in promoting enantioselective chemical reactions. As this field of research is still emerging, there are many opportunities to explore. To date, the

• is the local electric energy density, and ω is the angular frequency. Equation 2 shows that superchiral fields can better distinguish different enantiomers, making them useful for enantioselective sensing and chemical reactions [120][121][122]. Near a cPNS, usually a dominant handedness C is obtained

• chemical conditions. Additionally, there is great potential for using CPL in nanofabrication technologies to produce cPNSs. For cPNSs, detecting their far-field optical activity helps guide material synthesis, and their near-field optical chirality is relevant for sensing chiral molecules. Another

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

• + redox reactions [2][27]. Although Antherjanam et al. reviewed different electrochemical sensing strategies for VB12 [27], to the best of our knowledge, the utilization of optical sensing platforms for detecting VB12 has not been yet reviewed. Optical sensing involves generating an optical signal as the

• output, utilizing the optical properties of the signal such as fluorescence, absorbance, refractive index, and Raman scattering for quantification and evaluation. The most prevalent types of optical sensing include colorimetric, plasmonic, fluorescence, and spectrophotometric methods due to their ease of

• use, affordability, and enhanced performance [29][30]. The current study critically reviews the newest findings on the mechanisms and designing principles of different optical sensing systems for sensitive and selective detection of VB12 in various media and real-world samples. Present limitations and

Electromagnetic study of a split-ring resonator metamaterial with cold-electron bolometers

• Ekaterina A. Matrozova,
• Alexander V. Chiginev,
• Leonid S. Revin and
• Andrey L. Pankratov

Beilstein J. Nanotechnol. 2025, 16, 2199–2206, doi:10.3762/bjnano.16.152

• the dynamic range and complicating the optimization of noise-equivalent power (NEP). There have been proposals to integrate multiple sensing elements directly into the structure of a log-periodic antenna [28][29][30]. While promising, such designs face significant challenges in implementation. The

Ultrathin water layers on mannosylated gold nanoparticles

• Maiara A. Iriarte Alonso,
• Jorge H. Melillo,
• Silvina Cerveny,
• Yujin Tong and
• Alexander M. Bittner

Beilstein J. Nanotechnol. 2025, 16, 2183–2198, doi:10.3762/bjnano.16.151

• sensing, imaging, or drug delivery systems. The success of these platforms stems from their dispersion in water, stability, and biocompatibility in fully hydrated states, as well as in biological fluids. Our investigation shows a novel approach to these particles by testing the hydration properties under

• dimannose groups. The increased water adsorption of dimanno-AuNPs, compared to the well-studied PEG AuNPs, makes them candidates for gas sensing applications. Sensors are usually kept dry and then become hydrated in standard environments. Whenever dry conditions are problematic, our study suggests testing

Microplastic pollution in Himalayan lakes: assessment, risks, and sustainable remediation strategies

• Sameeksha Rawat,
• S. M. Tauseef and
• Madhuben Sharma

Beilstein J. Nanotechnol. 2025, 16, 2144–2167, doi:10.3762/bjnano.16.148

• strategies being pursued for MP remediation, which strike a balance between efficiency, operational feasibility, and environmental sustainability. While physical and chemical methods are dominant, the use of advanced technologies such as electrochemical systems, machine-learning-based sensing, and

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

• development of such fields as energy generation and storage, sensing, and catalysis. Another application area of nonspherical NPs stems from the shape dependencies of their optical properties. The shift of plasmonic bands to the near-infrared spectral range observed for high-aspect-ratio nanostructures, such

Low-temperature AFM with a microwave cavity optomechanical transducer

• Ermes Scarano,
• Elisabet K. Arvidsson,
• August K. Roos,
• Erik Holmgren,
• Riccardo Borgani,
• Mats O. Tholén and
• David B. Haviland

Beilstein J. Nanotechnol. 2025, 16, 1873–1882, doi:10.3762/bjnano.16.130

• fulfills the specific requirements of the application. The latter is indeed the case for force sensing in atomic force microscopy (AFM). Force transduction at maximum sensitivity requires detecting the position of a “test mass”, while minimizing the added noise introduced by the detection itself [14][15

• electromechanical coupling (KIMEC), whose design and fabrication were already presented in detail in previous publications by our group [17][18]. Here, we focus on the deployment of the force sensor, demonstrating force-gradient sensing and scanning over a test surface at 10 mK in a closed-cycle dilution

• ) while monitoring both the microwave and cantilever resonances. Figure 3e,f shows the measured frequency shift as a function of the distance, demonstrating force-gradient sensing by the KIMEC AFM probe. We tested the AFM by imaging a nanofabricated calibration grating over a 1 µm × 1 µm scan area with a

Further insights into the thermodynamics of linear carbon chains for temperatures ranging from 13 to 300 K

• Alexandre Rocha Paschoal,
• Thiago Alves de Moura,
• Juan S. Rodríguez-Hernández,
• Carlos William de Araujo Paschoal,
• Yoong Ahm Kim,
• Morinobu Endo and
• Paulo T. Araujo

Beilstein J. Nanotechnol. 2025, 16, 1818–1825, doi:10.3762/bjnano.16.125

• interactions, and that mutual interactions between chain-like structures and their hosts are second-order effects [61][62][63][64][65]. Sulfur chains inside SWCNT have also demonstrated enhanced field-emission properties and outstanding gas-sensing properties [66][67], which once again corroborate the idea

Electrical, photocatalytic, and sensory properties of graphene oxide and polyimide implanted with low- and medium-energy silver ions

• Josef Novák,
• Eva Štěpanovská,
• Petr Malinský,
• Vlastimil Mazánek,
• Jan Luxa,
• Ulrich Kentsch and
• Zdeněk Sofer

Beilstein J. Nanotechnol. 2025, 16, 1794–1811, doi:10.3762/bjnano.16.123

• activity in polymeric and carbon-based materials is essential for advancing technologies in environmental sensing, flexible electronics, and photocatalytic systems. Conventional chemical modification methods often lack spatial precision, introduce impurities, and risk structural degradation. Ion

• conductivity, the implantation of silver ions can also significantly affect the interaction of the material with water molecules, thereby improving its sensing response to changes in air humidity [13]. By modifying the chemical composition and microstructure of the surface, the affinity of the material for air

• occurs, which suppresses the effects of water adsorption on charge transport. Conclusion The aim of this work was to improve the sensing, electrical, and photocatalytic properties of GO and PI implanted with Ag ions in the ion fluence range from 3.75 × 1012 cm−2 to 1 × 1016 cm−2. We used low energies (20

Nanotechnology-based approaches for the removal of microplastics from wastewater: a comprehensive review

• Nayanathara O Sanjeev,
• Manjunath Singanodi Vallabha and
• Rebekah Rubidha Lisha Rabi

Beilstein J. Nanotechnol. 2025, 16, 1607–1632, doi:10.3762/bjnano.16.114

• for easy retrieval. Acting as mobile platforms for preconcentration, these microrobots facilitate the electrochemical sensing of nanoplastics using inexpensive, portable electrodes. This proof-of-concept offers promising potential for real-time, on-site detection and subsequent removal of nanoplastics