Gold nanoparticle-decorated reduced graphene oxide as a highly effective catalyst for the selective α,β-dehydrogenation of N-alkyl-4-piperidones

• Brenda Flore Kenyim,
• Mihir Tzalis,
• Marilyn Kaul,
• Robert Oestreich,
• Aysenur Limon,
• Chancellin Pecheu Nkepdep and
• Christoph Janiak

Beilstein J. Nanotechnol. 2026, 17, 218–238, doi:10.3762/bjnano.17.15

• environments, their tunable surface area and surface chemistry, and electrical conductivity [18][19]. To deposit metal NPs onto a carbon support, procedures such as adsorption or reduction–deposition (RD), co-precipitation, impregnation, and deposition precipitation (DP) are commonly employed [6][19]. Carbon

Time of flight secondary ion mass spectrometry imaging of contaminant species in chemical vapour deposited graphene on copper

• Barry Brennan,
• Vlad-Petru Veigang-Radulescu,
• Philipp Braeuninger-Weimer,
• Stephan Hofmann and
• Andrew J. Pollard

Beilstein J. Nanotechnol. 2026, 17, 200–213, doi:10.3762/bjnano.17.13

• trade-off in terms of reduced conductivity [58]; while typically not intentionally added to copper used for CVD purposes, it can still be present as a contaminant from the copper production process. The 4 mm × 4 mm ToF-SIMS image of the BO sample in Figure 4b also reveals the presence of sulphite

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

• physicochemical, optoelectronic, and even biophysical properties creates myriad opportunities for their application, especially as polymer thin films [1][2]. These films are widely used in modern life as they can be easily tailored to have specific properties like high conductivity, optical transparency, or

Functional surface engineering for cultural heritage protection: the role of superhydrophobic and superoleophobic coatings – a comprehensive review

• Giuseppe Cesare Lama,
• Marino Lavorgna,
• Letizia Verdolotti,
• Federica Recupido,
• Giovanna Giuliana Buonocore and
• Bharat Bhushan

Beilstein J. Nanotechnol. 2026, 17, 63–96, doi:10.3762/bjnano.17.6

• ) layer. Subsequently, the authors incorporated the PCA-coated VCMs into a polydimethylsiloxane (PDMS) matrix, significantly reducing the thermal conductivity of the coatings and improving their surface hydrophobicity. The coating provided robust protection for concrete, enhancing abrasion resistance and

Reduced graphene oxide paper electrode for lithium-ion cells – towards optimized thermal reduction

• Agata Pawłowska,
• Magdalena Baran,
• Stefan Marynowicz,
• Aleksandra Izabela Banasiak,
• Adrian Racki,
• Adrian Chlanda,
• Tymoteusz Ciuk,
• Marta Wolczko and
• Andrzej Budziak

Beilstein J. Nanotechnol. 2026, 17, 24–37, doi:10.3762/bjnano.17.3

• and thickness were determined with scanning electron microscopy imaging. This paper also reveals electrical and electrochemical properties of the material. The conductivity of the material obtained at 800 °C reached ≈70 S/cm, and the discharge capacity reached ≈160 mAh/g at 100 mA/g current density

• between 2020 and 2024 in the ScienceDirect database only [1]. Market forecasts predict the growth of the overall rGO market at a compound annual growth rate of 36.5% between 2024 and 2031 [2]. This material owes its popularity in particular to such properties as sufficient electrical conductivity and

• carbonaceous base material was chosen due to its high conductivity. The relevance of rGO is not limited to only one electrode; Kiran et al. revealed performance enhancement of both cathode and anode materials for hybrid supercapacitors as a result of rGO application as core structure [11]. A similar approach

Competitive helical bands and highly efficient diode effect in F/S/TI/S/F hybrid structures

• Tairzhan Karabassov,
• Irina V. Bobkova,
• Pavel M. Marychev,
• Vasiliy S. Stolyarov,
• Vyacheslav M. Silkin and
• Andrey S. Vasenko

Beilstein J. Nanotechnol. 2026, 17, 15–23, doi:10.3762/bjnano.17.2

• , we supplement the above equations with two pairs of the boundary conditions (two for each S/N interface) of the following type: Here, γB = RBσl/ξl, γ = ξrσl/ξlσr where σl(r) is the conductivity of the material on the left (right) side of the interface. The parameter γ controls the slope of the

Geometry-controlled engineering of the low-temperature proximity effect in normal metal–superconductor junctions

• Munisa A. Tomayeva,
• Vyacheslav D. Neverov,
• Andrey V. Krasavin,
• Alexei Vagov and
• Mihail D. Croitoru

Beilstein J. Nanotechnol. 2025, 16, 2265–2273, doi:10.3762/bjnano.16.155

• a conventional superconductor [63] (Tc is the critical temperature, Δs(0) is the gap at T = 0). The parameter γNS ≡ σn/(GIξn) describes transparency of the interface (its resistance). Here σn and ξn denote, respectively, the normal-metal conductivity and coherence length, while GI is the interface

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 large g-factors. Section 2.3 will address this issue with the strategy of modifying the surface ligands on PNSs to create chiral PNSs. The non-radiative decay of hot carriers can heat the PNSs. Due to the high thermal conductivity of metals, isolated PNSs usually feature uniform temperature

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

Electron transport through nanoscale multilayer graphene and hexagonal boron nitride junctions

• Aleksandar Staykov and
• Takaya Fujisaki

Beilstein J. Nanotechnol. 2025, 16, 2132–2143, doi:10.3762/bjnano.16.147

• [2], nanoscale electronics and electronic components [3], thermoelectric devices [4], and transparent films [5]. Graphene is a two-dimensional zero-bandgap semiconductor with excellent bulk conductivity. Its in-plane electron transport strongly depends on lattice order, lattice defects, and three

• graphene has focused on in-plane conductivity, and only very few studies have reported data on the electron transport properties between the adjacent planes [9][10][11][12][13]. Defects in graphene can alter its electronic states and lead to deviations from its intrinsic properties. We look at two common

• graphene-based electronics and as a dielectric material in nanoelectronics devices. It finds application regarding corrosion resistance and antioxidation protective coatings [19]. Due to its high thermal conductivity and electrical insulation, h-BN is used in thermal management applications. h-BN is used

Beyond the shell: exploring polymer–lipid interfaces in core–shell nanofibers to carry hyaluronic acid and β-caryophyllene

• Aline Tavares da Silva Barreto,
• Francisco Alexandrino-Júnior,
• Bráulio Soares Arcanjo,
• Paulo Henrique de Souza Picciani and
• Kattya Gyselle de Holanda e Silva

Beilstein J. Nanotechnol. 2025, 16, 2015–2033, doi:10.3762/bjnano.16.139

• concentration, surface tension, conductivity, and solvent volatility, alongside careful consideration of electrospinning conditions, such as temperature and humidity [18][19]. The polymer selection of nanofibers intended for biomedical applications must prioritize not only mechanical strength, controlled

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

• heat transfer coefficient, Nu is the Nusselt number, k is thermal conductivity of the surrounding liquid, L is the characteristic length, and Tbl is the surrounding liquid boiling temperature. In order to analyse the reached temperatures and occurring thermal processes, the dissipated heat fluxes

Programmable soliton dynamics in all-Josephson-junction logic cells and networks

• Vsevolod I. Ruzhickiy,
• Anastasia A. Maksimovskaya,
• Sergey V. Bakurskiy,
• Andrey E. Schegolev,
• Maxim V. Tereshonok,
• Mikhail Yu. Kupriyanov,
• Nikolay V. Klenov and
• Igor I. Soloviev

Beilstein J. Nanotechnol. 2025, 16, 1883–1893, doi:10.3762/bjnano.16.131

• delay is also affected by a length and a conductivity of an axon, which is quite simply imitated by means of a standard Josephson transmission line, as well as by means of all-JJTLs, discussed at the beginning of this article. A simple solution to modulate the propagation delay is to change the length

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

• Department of Inorganic Chemistry, University of Chemistry and Technology, Prague 6, 166 28, Czech Republic Ion Beam Center, Helmholtz-Zentrum Dresden Rossendorf, 01328 Dresden, Germany 10.3762/bjnano.16.123 Abstract Precise control of electrical conductivity, humidity sensitivity, and photocatalytic

• various metallic ions available for ion implantation, Ag offers a unique combination of properties that make it particularly suitable for simultaneous enhancement of conductivity, humidity sensitivity, and photocatalytic activity [4]. Ag exhibits high electrical conductivity, strong catalytic activity

• , and pronounced plasmonic effects in the visible spectrum [5]. These synergistic characteristics make Ag ions especially advantageous for multifunctional material modification [6]. Silver is one of the metals with the highest electrical conductivity, and its ion implantation is an effective method for

Multifunctional anionic nanoemulsion with linseed oil and lecithin: a preliminary approach for dry eye disease

• Niédja Fittipaldi Vasconcelos,
• Almerinda Agrelli,
• Rayane Cristine Santos da Silva,
• Carina Lucena Mendes-Marques,
• Isabel Renata de Souza Arruda,
• Priscilla Stela Santana de Oliveira,
• Mércia Liane de Oliveira and
• Giovanna Machado

Beilstein J. Nanotechnol. 2025, 16, 1711–1733, doi:10.3762/bjnano.16.120

• mL·min−1, using sealed aluminum pans (T181206 and T181128). Droplet size, polydispersity index, zeta potential, and conductivity Droplet size and polydispersity index (PdI) of the formulations were measured 24 h after preparation using dynamic light scattering with a Zetasizer Nano-ZS ZEN 3600 (Malvern

• Instruments, UK) at 25 °C. Before analysis, the samples were diluted 1:1000 with Milli-Q water, a standard dilution used to prevent multiple scattering without compromising micelle integrity. Measurements were performed at a 173° backscatter detection angle. Zeta potential and electrical conductivity were

• emulsion, if the component proportions in its formulation are adjusted to enhance stability. In this context, as an initial approach, different concentrations of lecithin were evaluated in pre-formulations (pre-emulsions). The results for particle size, polydispersity index, electrical conductivity, zeta

Ambient pressure XPS at MAX IV

• Mattia Scardamaglia,
• Ulrike Küst,
• Alexander Klyushin,
• Rosemary Jones,
• Jan Knudsen,
• Robert Temperton,
• Andrey Shavorskiy and
• Esko Kokkonen

Beilstein J. Nanotechnol. 2025, 16, 1677–1694, doi:10.3762/bjnano.16.118

• intercalate beneath graphene at around 220 °C, initiating a slower, undercover oxidation of copper to Cu2O. This process is a galvanic reaction facilitated by graphene’s high conductivity, enabling electron transfer from copper to oxygen atoms. However, the graphene/Cu2O hybrid structure slows further

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

• area and layered, folded structures. These 2D materials are known for their chemical robustness, surface functionality, hydrophilicity, excellent electrical conductivity, and eco-friendly nature. Due to these properties, MXenes, particularly titanium carbide derivatives (Ti3C2Tx), have become widely

Bioinspired polypropylene-based functionally graded materials and metamaterials modeling the mistletoe–host interface

• Lina M. Rojas González,
• Naeim Ghavidelnia,
• Christoph Eberl and
• Max D. Mylo

Beilstein J. Nanotechnol. 2025, 16, 1592–1606, doi:10.3762/bjnano.16.113

• pressure during hot pressing also play a crucial role in the development of stable materials. The thermal conductivity is reduced by increasing the glass fiber content; thus, the molecular movement of the polymer is reduced, which affects the tensile modulus and the maximal strength of the material [41

Transient electronics for sustainability: Emerging technologies and future directions

• Jae-Young Bae,
• Myung-Kyun Choi and
• Seung-Kyun Kang

Beilstein J. Nanotechnol. 2025, 16, 1545–1556, doi:10.3762/bjnano.16.109

• challenges for applications requiring complete resorption within a short timeframe. In terms of electrical conductivity, bioresorbable metals still lag conventional interconnect materials such as copper, gold, and silver, showing reductions of up to 1.96- to 3.65-fold [60]. Despite these limitations

• conductivity and mechanical integrity, tend to gradually decline as the materials begin to degrade. This biodegradation is driven by the chemical nature of the materials and may occur through mechanisms such as hydrolysis, oxidation, or enzymatic reactions. The rate and pattern of performance deterioration are

• limited, both in terms of material diversity and tunability of properties such as bandgap and conductivity. To achieve truly multifunctional and reliable bioresorbable systems, future research must expand the material library to encompass semiconductors with varying bandgaps, high-conductivity metals with

Influence of laser beam profile on morphology and optical properties of silicon nanoparticles formed by laser ablation in liquid

• Natalie Tarasenka,
• Vladislav Kornev,
• Alena Nevar and
• Nikolai Tarasenko

Beilstein J. Nanotechnol. 2025, 16, 1533–1544, doi:10.3762/bjnano.16.108

• , repetition rate, and liquid composition. The parameters of the ablated target, such as its optical characteristics and conductivity/resistivity, might also have a pronounced impact on size and morphology of the produced NPs. As demonstrated in [12], femtosecond laser ablation of silicon with varying

Dendrimer-modified carbon nanotubes for the removal and recovery of heavy metal ions from water

• Thao Quynh Ngan Tran,
• Huu Trung Nguyen,
• Subodh Kumar and
• Xuan Thang Cao

Beilstein J. Nanotechnol. 2025, 16, 1522–1532, doi:10.3762/bjnano.16.107

• application in numerous fields [18][19][20][21][22][23]. CNTs are particularly attractive as support materials due to their high specific surface area, mechanical strength, and excellent electrical and thermal conductivity [24][25][26][27]. CNTs themselves have been utilized as adsorbents for removing heavy

Laser processing in liquids: insights into nanocolloid generation and thin film integration for energy, photonic, and sensing applications

• Akshana Parameswaran Sreekala,
• Pooja Raveendran Nair,
• Jithin Kundalam Kadavath,
• Bindu Krishnan,
• David Avellaneda Avellaneda,
• M. R. Anantharaman and
• Sadasivan Shaji

Beilstein J. Nanotechnol. 2025, 16, 1428–1498, doi:10.3762/bjnano.16.104

• illustrations of the pulsed laser heating mechanism are presented in Figure 7f,g. Factors such as laser fluence, irradiation time, and solvent properties, such as dielectric constant and thermal conductivity, must be carefully controlled to optimize nanoparticle formation [49][68][69][75]. Other factors like

The role of biochar in combating microplastic pollution: a bibliometric analysis in environmental contexts

• Tuan Minh Truong Dang,
• Thao Thu Thi Huynh,
• Guo-Ping Chang-Chien and
• Ha Manh Bui

Beilstein J. Nanotechnol. 2025, 16, 1401–1416, doi:10.3762/bjnano.16.102

• -stable aggregates by approximately 20% and a decline in saturated hydraulic conductivity by up to 70%. Moreover, the water content in soil at field capacity decreases between 10% and 65%, depending on soil texture, MP concentration, and size distribution [56]. Biochar application has shown potential in

Synthesis and antibacterial properties of nanosilver-modified cellulose triacetate membranes for seawater desalination

• Lei Wang,
• Shizhe Li,
• Kexin Xu,
• Wenjun Li,
• Ying Li and
• Gang Liu

Beilstein J. Nanotechnol. 2025, 16, 1380–1391, doi:10.3762/bjnano.16.100

• (FE-SEM, JEOS JSM6700F). An InoLab Cond 7310 conductivity meter was used to measure ion concentration. Fabrication of CTA membrane The membranes were prepared according to previous protocols with modifications [67]. Initially, the raw materials for the CTA film were dried in a vacuum oven at 80 °C for

• conductivity of the solution using a conductivity meter. (a) FTIR spectra of PDA, CTA, PCTA, and Ag@PCTA and (b) enlarged view of the FTIR region from 4000 to 2800 cm−1 for CTA, PCTA, and Ag@PCTA. (a) 13C NMR spectra and (b–d) TGA and DTA curves of CTA, PCTA, and Ag@PCTA. (a) XPS wide scan spectrum of CTA

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

• wavelength and decreases with increasing metal conductivity [53]. In the literature, most researchers used high-intensity pulse lasers for works on laser welding and substrate melting [57][58][61][63][64][65][66][67]. However, we could not find any experimental works dedicated to unraveling the penetration