Measurements of dichroic bow-tie antenna arrays with integrated cold-electron bolometers using YBCO oscillators

• Leonid S. Revin,
• Dmitry A. Pimanov,
• Alexander V. Chiginev,
• Anton V. Blagodatkin,
• Viktor O. Zbrozhek,
• Andrey V. Samartsev,
• Anastasia N. Orlova,
• Dmitry V. Masterov,
• Alexey E. Parafin,
• Victoria Yu. Safonova,
• Anna V. Gordeeva,
• Andrey L. Pankratov,
• Leonid S. Kuzmin,
• Anatolie S. Sidorenko,
• Silvia Masi and
• Paolo de Bernardis

Beilstein J. Nanotechnol. 2024, 15, 26–36, doi:10.3762/bjnano.15.3

• dichroic receiving systems, one should overcome the limitation of a silicon substrate, whose thickness affects the efficiency of detection as a refractive medium. In the case of close frequencies, however, one can find a compromise of matching the average frequency of both arrays with reasonable detection

• efficiency. As a direct radiation detector, we consider using the cold-electron bolometer (CEB) concept [11][12]. These bolometers have high sensitivity with background-limited operation [13][14][15], a broad operating frequency range, as well as immunity to spurious cosmic rays [16]. Since CEB sizes are of

Nanotechnological approaches in the treatment of schistosomiasis: an overview

• Lucas Carvalho,
• Michelle Sarcinelli and
• Beatriz Patrício

Beilstein J. Nanotechnol. 2024, 15, 13–25, doi:10.3762/bjnano.15.2

• . Plant-derived drugs After PZQ, most of the works in the literature involved plant-derived compounds. Guimarães et al. [56] tested the efficiency of epiisopiloturine in vitro and the best way to extract this molecule from leaves. Epiisopiloturine is an imidazole alkaloid found in jaborandi leaves

• schistosomiasis treatment. Araújo et al. [76] developed a cationic nanoemulsion to increase solubility. This nanoemulsion increases efficiency in vitro, causing the death of female worms within three hours, alterations in tegument within 48 hours, and reduced male worm motility. A hypothesis suggested by the

• mice even in high concentrations (27 mg Sb/kg). Although the mortality was reduced, drug efficiency remains unaltered, especially when the nanoformulation was intraperitoneally administered [78]. However, it is known that oral route adhesion is better than the others tested in this work

Fluorescent bioinspired albumin/polydopamine nanoparticles and their interactions with Escherichia coli cells

• Eloïse Equy,
• Jordana Hirtzel,
• Sophie Hellé,
• Béatrice Heurtault,
• Eric Mathieu,
• Morgane Rabineau,
• Vincent Ball and
• Lydie Ploux

Beilstein J. Nanotechnol. 2023, 14, 1208–1224, doi:10.3762/bjnano.14.100

• , but the penetration of liposomes into the cell was not proved [25]. In general, organic nanocarriers are often reported to penetrate mammalian cells infected by bacteria, improving the drug accumulation in these eukaryotic cells and increasing the antibacterial efficiency of the drug [3][4][9][26

• . Compared to the quantum yields of FITC, RhBITC, and DAPI bound to DNA, which are in the range of 40–90% at room temperature [31][32][34], Ox-BSA/PDA NPs reveal low emission efficiency. However, even if the quantum yield of Ox-BSA/PDA NPs is low, it is significantly higher than the quantum yield of non

A multi-resistance wide-range calibration sample for conductive probe atomic force microscopy measurements

• François Piquemal,
• Khaled Kaja,
• Pascal Chrétien,
• José Morán-Meza,
• Frédéric Houzé,
• Christian Ulysse and
• Abdelmounaim Harouri

Beilstein J. Nanotechnol. 2023, 14, 1141–1148, doi:10.3762/bjnano.14.94

• method’s efficiency in advancing the understanding of many processes in materials sciences and industrial developments. Despite the widely experienced difficulties, no universal solution to ensure the calibration and traceability of C-AFM measurements has been proposed in the literature. So far, only

Curcumin-loaded albumin submicron particles with potential as a cancer therapy: an in vitro study

• Nittiya Suwannasom,
• Netsai Sriaksorn,
• Chutamas Thepmalee,
• Krissana Khoothiam,
• Ausanai Prapan,
• Hans Bäumler and
• Chonthida Thephinlap

Beilstein J. Nanotechnol. 2023, 14, 1127–1140, doi:10.3762/bjnano.14.93

• mV were prepared. The CUR loading efficiency was up to 65%. A maximum release of 37% of the encapsulated CUR was observed within 6 h when the CUR-HSA-MPs were dispersed in 50% ethanol in PBS at pH 7, while in RPMI 1640 medium the release was 7%. This demonstrates a sustainable release. The in vitro

• (CUR-HSA-MPs) is shown in Figure 1. At first, MnCO3-HSA-MPs were obtained by co-precipitation for the entrapment of HSA. The entrapment efficiency (%EE) of HSA was between 55% and 62% (i.e., the absolute amounts of entrapped HSA in HSA-MPs were up to 31.3 ± 1.8 mg). CUR was then adsorbed onto the MnCO3

• -MPs play an important role regarding amount and efficiency of CUR loading. Here, we investigated the influence of the amount of CUR on the %EE. The results are shown in Figure 4A. MnCO3-HSA-MPs dispersed in 2 mg/mL of CUR solution displayed the maximum values of EE% and absolute amount of entrapped

A bifunctional superconducting cell as flux qubit and neuron

• Dmitrii S. Pashin,
• Pavel V. Pikunov,
• Marina V. Bastrakova,
• Andrey E. Schegolev,
• Nikolay V. Klenov and
• Igor I. Soloviev

Beilstein J. Nanotechnol. 2023, 14, 1116–1126, doi:10.3762/bjnano.14.92

• millikelvin temperatures with zeptojoule energy efficiency [11][12][13][14][15][16][17]. In addition, the basic cells of adiabatic superconducting circuits can be used as a part of neuromorphic co-processors [18][19][20][21][22][23] working in conjunction with quantum computing systems [24][25][26][27][28][29

Spatial mapping of photovoltage and light-induced displacement of on-chip coupled piezo/photodiodes by Kelvin probe force microscopy under modulated illumination

• Zeinab Eftekhari,
• Nasim Rezaei,
• Hidde Stokkel,
• Jian-Yao Zheng,
• Andrea Cerreta,
• Ilka Hermes,
• Minh Nguyen,
• Guus Rijnders and
• Rebecca Saive

Beilstein J. Nanotechnol. 2023, 14, 1059–1067, doi:10.3762/bjnano.14.87

• thereof. As one example, the time-dependent AFM technique in contact mode can be implemented to measure energy conversion efficiency by pressing the AFM tip with a defined counter force against the motion of the system. This allows us to calculate the work that the system is performing against the counter

• force and with knowledge of the input energy (e.g., absorbed light) the energy conversion efficiency can be determined. (a) Schematic illustrating the connection diagram of sideband KPFM measuring the piezo/photodiode device under modulated illumination. The top view of the device is shown where the

Nanoarchitectonics of photothermal materials to enhance the sensitivity of lateral flow assays

• Elangovan Sarathkumar,
• Rajasekharan S. Anjana and
• Ramapurath S. Jayasree

Beilstein J. Nanotechnol. 2023, 14, 988–1003, doi:10.3762/bjnano.14.82

• various important photothermal materials and their classification along with their working principle. Then, we highlight important aspects of the nanoscale architecture (i.e., size, shape, and composition) to enable maximum light-to-heat conversion efficiency. Finally, we discuss some of the recent

• architecture of the gold nanoparticles, their plasmonic absorption can be tuned from the visible to the NIR region. Among the different structures of gold, gold nanorods are commonly used as photothermal agents because of the tuneable aspect ratio, anisotropic architecture, and high photoconversion efficiency

• and tungsten oxide generate heat with maximum conversion efficiency. Chen et al. reported that PEGylated W18O49 nanowires are able to enhance the absorption of light in the NIR range when irradiated with a 980 nm laser with an increase in temperature up to 40 °C within a short period of time [41

Fragmentation of metal(II) bis(acetylacetonate) complexes induced by slow electrons

• Janina Kopyra and
• Hassan Abdoul-Carime

Beilstein J. Nanotechnol. 2023, 14, 980–987, doi:10.3762/bjnano.14.81

• representing the ratio of the density of neutral precursors, must then be weighted with the (yet unknown) electron attachment cross sections to compare the experimentally measured ratio between CoL2− anions and MnL2− anions, via Nion = ε·Ne·Nneutral·σion·L, where ε is the ion detection efficiency, Ne and

Isolation of cubic Si₃P₄ in the form of nanocrystals

• Polina K. Nikiforova,
• Sergei S. Bubenov,
• Vadim B. Platonov,
• Andrey S. Kumskov,
• Nikolay N. Kononov,
• Tatyana A. Kuznetsova and
• Sergey G. Dorofeev

Beilstein J. Nanotechnol. 2023, 14, 971–979, doi:10.3762/bjnano.14.80

• microcircuits through the introduction of P donors by diffusion doping of wafers with an efficiency comparable to monolayer doping [18] or ion implantation [19]. This paper outlines the successful formation of the cubic Si3P4 phase under mild conditions. The technique developed for this investigation requires

Metal-organic framework-based nanomaterials for CO₂ storage: A review

• Ha Huu Do,
• Iqra Rabani and
• Hai Bang Truong

Beilstein J. Nanotechnol. 2023, 14, 964–970, doi:10.3762/bjnano.14.79

• linkers have been examined for CO2 capture. For instance, Shimizu et al. used 3-amino-1,2,4-triazolate as a linker to create Zn-based MOF nanomaterials, yielding a high efficiency in CO2 storage [29]. The result was attributed to the favorable interaction between CO2 and NH2 groups. Likewise, Panda

• enhances the efficiency of the cavity space. To exemplify this, Zhao et al. used a 2,4,6-tri(4-pyridyl)-1,3,5-triazine linker to split the pores of MIL-88, as shown in Figure 3 [34]. Consequently, a substantial CO2 adsorption capacity of 5.6 mmol·g−1 was recorded at 273 K and 1 bar, comparable to that of

Prediction of cytotoxicity of heavy metals adsorbed on nano-TiO₂ with periodic table descriptors using machine learning approaches

• Joyita Roy,
• Souvik Pore and
• Kunal Roy

Beilstein J. Nanotechnol. 2023, 14, 939–950, doi:10.3762/bjnano.14.77

• datasets with great efficiency [27]. It can be regarded as a dimensionality reduction method since it analyzes large input data and finds all important variables. While handling RF datasets, the model emphasizes the importance of parameters, which is a highly helpful aspect [28]. Adaptive boosting

Antibody-conjugated nanoparticles for target-specific drug delivery of chemotherapeutics

• Mamta Kumari,
• Amitabha Acharya and
• Praveen Thaggikuppe Krishnamurthy

Beilstein J. Nanotechnol. 2023, 14, 912–926, doi:10.3762/bjnano.14.75

• chemotherapeutics specifically to the targeted cancer cells. ACNPs combine the benefits of NPs and mAbs to provide high drug loads at the tumor site with better selectivity and delivery efficiency. The mAbs on the NP surfaces recognize their specific receptors expressed on the target cells and release the

• specifically to the target site and inhibit the cancer progression. Nanoparticle surface decoration strategies Surface functionalization of NPs through conjugation of functional groups with biomolecules is one method to enhance the targeting efficiency (Figure 2b). For effective antibody functionalization, the

• groups of the antibodies (Figure 4a) [35][47]. Neither N-hydroxysuccinimide (NHS) nor its water-soluble analogue (sulfo-NHS) are required for the single-step carbodiimide reaction. However, NHS or sulfo-NHS are generally added to produce dry-stable intermediates, which improves the conjugation efficiency

Ni, Co, Zn, and Cu metal-organic framework-based nanomaterials for electrochemical reduction of CO₂: A review

• Ha Huu Do and
• Hai Bang Truong

Beilstein J. Nanotechnol. 2023, 14, 904–911, doi:10.3762/bjnano.14.74

• carbon pastes, which serve as cathodes for CO2RR. To illustrate, Kornienko et al. deposited a Co-based MOF material onto an FTO substrate as a working electrode for CO2 conversion [40]. This material exhibited good performance in CO generation, achieving a faradaic efficiency (FE) of 76% (at −0.7 V vs

• nature, and high efficiency. Therefore, considerable interest has been directed towards exploring the potential of Zn-based MOFs in CO2RR applications. Wang and co-workers successfully prepared ZIF-8 from different metal salts for CO2RR [42]. ZIF-8 derived from ZnSO4 yielded the best performance for the

• . Mater. Chem. A, Vol. 10, Issue 11, © 2022); permission conveyed through Copyright Clearance Center, Inc. This content is not subject to CC BY 4.0.”. (a) Graphic representation of the synthesis of 2D Ni(Im)2, (b) Faradaic efficiency of 2D Ni(Im)2 with various thicknesses, (c) TOF of 2D Ni(Im)2-5 nm and

Industrial perspectives for personalized microneedles

• Remmi Danae Baker-Sediako,
• Benjamin Richter,
• Matthias Blaicher,
• Michael Thiel and
• Martin Hermatschweiler

Beilstein J. Nanotechnol. 2023, 14, 857–864, doi:10.3762/bjnano.14.70

• microneedles may become personalized according to a patient’s demographic in order to increase drug delivery efficiency and reduce healing times for patient-centric care. Keywords: 3D printing; microfabrication; microneedles; personalized medicine; transdermal drug delivery; two-photon polymerization

Biomimetics on the micro- and nanoscale – The 25th anniversary of the lotus effect

• Matthias Mail,
• Kerstin Koch,
• Thomas Speck,
• William M. Megill and
• Stanislav N. Gorb

Beilstein J. Nanotechnol. 2023, 14, 850–856, doi:10.3762/bjnano.14.69

• , and therefore the surface is multifunctional. In the paper “Suspension feeding in Copepoda (Crustacea) – a numerical model of setae acting in concert”, Filippov et al. [20] present a numerical modelling approach to understand the influence of different parameters on the feeding efficiency of

• solution for a technical problem that has not been solved for a long time. In other cases, the biological systems, and therefore their related biomimetic solutions, often show a much higher efficiency than the majority of all previous non-biomimetic engineering solutions. The diversity of biomimetic

Nanostructured lipid carriers containing benznidazole: physicochemical, biopharmaceutical and cellular in vitro studies

• Giuliana Muraca,
• María Esperanza Ruiz,
• Rocío C. Gambaro,
• Sebastián Scioli-Montoto,
• María Laura Sbaraglini,
• Gisel Padula,
• José Sebastián Cisneros,
• Cecilia Yamil Chain,
• Vera A. Álvarez,
• Cristián Huck-Iriart,
• Guillermo R. Castro,
• María Belén Piñero,
• Matias Ildebrando Marchetto,
• Catalina Alba Soto,
• Germán A. Islan and
• Alan Talevi

Beilstein J. Nanotechnol. 2023, 14, 804–818, doi:10.3762/bjnano.14.66

• bioavailability by modifying the absorption, distribution, and elimination of the drug. In this study, BNZ was successfully loaded into nanocarriers composed of myristyl myristate/Crodamol oil/poloxamer 188 prepared by ultrasonication. A stable NLC formulation was obtained, with ≈80% encapsulation efficiency (%EE

• delivering active principles [19]. SLNs comprise a lipid core, solid at 25 °C, stabilized by steric effects with a surfactant. The addition of small amounts of a liquid lipid at 25 °C leads to the improvement of SLNs in terms of sustained drug release and encapsulation efficiency (EE%), enabling the

• homogeneous formulations were prepared. The encapsulation efficiency of NLC-BNZ was considerably high for the lipid formulations, reaching approx. 80%. The theoretical drug loading was 2.5%. Our results were in concordance with the encapsulation results of a previous study by Vinuesa et al., involving

Silver nanoparticles loaded on lactose/alginate: in situ synthesis, catalytic degradation, and pH-dependent antibacterial activity

• Nguyen Thi Thanh Tu,
• T. Lan-Anh Vo,
• T. Thu-Trang Ho,
• Kim-Phuong T. Dang,
• Van-Dung Le,
• Phan Nhat Minh,
• Chi-Hien Dang,
• Vinh-Thien Tran,
• Van-Su Dang,
• Tran Thi Kim Chi,
• Hieu Vu-Quang,
• Radek Fajgar,
• Thi-Lan-Huong Nguyen,
• Van-Dat Doan and
• Thanh-Danh Nguyen

Beilstein J. Nanotechnol. 2023, 14, 781–792, doi:10.3762/bjnano.14.64

• an in situ reduction process that requires no additional chemicals [16][17]. This technique using polysaccharides such as alginate [18] or chitosan [19] in conjunction with reducing agents enhanced cost efficiency and reduced the amounts of impurities or toxic compounds. AgNPs are widely used as

• agents [33]. The efficiency of the catalyst can be improved by studying different carrier materials [34][35]. Interface factors, including morphology and capping agents, play a significant role in the catalytic activity of AgNPs. The ionotropic gelation mechanism has been recently employed to create

• absorbance of the contaminant, respectively [43]. The catalytic efficiency of the nanocomposite was determined by calculating the rate constant from the slope of the straight line obtained from plots of ln(A/A0) versus reaction time. Effect of pH value and antibacterial assay The impact of pH value on the

In situ magnesiothermic reduction synthesis of a Ge@C composite for high-performance lithium-ion batterie anodes

• Ha Tran Huu,
• Ngoc Phi Nguyen,
• Vuong Hoang Ngo,
• Huy Hoang Luc,
• Minh Kha Le,
• Minh Thu Nguyen,
• My Loan Phung Le,
• Hye Rim Kim,
• In Young Kim,
• Sung Jin Kim,
• Van Man Tran and
• Vien Vo

Beilstein J. Nanotechnol. 2023, 14, 751–761, doi:10.3762/bjnano.14.62

• (plateau at 0.75 V vs Li/Li+) in the first cycle vanished in the next discharge, consistent with the CV observations. Compared to the pure Ge electrode, the Ge@C electrodes exhibit lower specific discharge capacity and Coulombic efficiency (CE) values in the first cycle. As summarized in Table 1, the pure

Cross-sectional Kelvin probe force microscopy on III–V epitaxial multilayer stacks: challenges and perspectives

• Mattia da Lisca,
• José Alvarez,
• James P. Connolly,
• Nicolas Vaissiere,
• Karim Mekhazni,
• Jean Decobert and
• Jean-Paul Kleider

Beilstein J. Nanotechnol. 2023, 14, 725–737, doi:10.3762/bjnano.14.59

• consisting of many layers and interfaces. The study and the comprehension of the mechanisms that take place at the interfaces is crucial for efficiency improvement. In this work, we apply frequency-modulated Kelvin probe force microscopy under ambient conditions to investigate the capability of this

• containing numerous layers and interfaces [1]. The capability to conduct local investigations at the nanoscale level that provide information on the electrical properties of materials and along physical interfaces is becoming crucial for solar photovoltaic device efficiency improvement [2]. Electrical

• enhancing device efficiency [10][11]. Consequently, the experimental demonstration of the sensitivity of KPFM to the narrower layers can be crucial for the investigation and comprehension of local surface properties and charge transport mechanisms at interfaces [12]. Within this context, this work presents

Nanomaterials for photocatalysis and applications in environmental remediation and renewable energy

• Viet Van Pham and
• Wee-Jun Ong

Beilstein J. Nanotechnol. 2023, 14, 722–724, doi:10.3762/bjnano.14.58

• semiconducting nanomaterials, perovskites, or Bi-based nanomaterials are presented to incentivize fine-tuning of current studies and research works on photocatalytic efficiency of nanomaterials [27]. In addition, this Thematic Issue will undoubtedly provide the reader with novel ideas for developing

Investigations on the optical forces from three mainstream optical resonances in all-dielectric nanostructure arrays

• Guangdong Wang and
• Zhanghua Han

Beilstein J. Nanotechnol. 2023, 14, 674–682, doi:10.3762/bjnano.14.53

• the system to break the symmetry, the coupling to external radiations can be enabled with the efficiency controlled by the level of perturbation. These quasi-BICs can provide higher Q-factors and usually higher field enhancement than those of the TD resonance and the anapole mode. As a result, the

Metal-organic framework-based nanomaterials as opto-electrochemical sensors for the detection of antibiotics and hormones: A review

• Akeem Adeyemi Oladipo,
• Saba Derakhshan Oskouei and
• Mustafa Gazi

Beilstein J. Nanotechnol. 2023, 14, 631–673, doi:10.3762/bjnano.14.52

Titania nanoparticles for photocatalytic degradation of ethanol under simulated solar light

• Evghenii Goncearenco,
• Iuliana P. Morjan,
• Claudiu Teodor Fleaca,
• Florian Dumitrache,
• Elena Dutu,
• Monica Scarisoreanu,
• Valentin Serban Teodorescu,
• Alexandra Sandulescu,
• Crina Anastasescu and
• Ioan Balint

Beilstein J. Nanotechnol. 2023, 14, 616–630, doi:10.3762/bjnano.14.51

• found that TiO2 shows a high photocatalytic efficiency in the decomposition of pollutant substances such as dye wastewater [8][9][10][11], soiling [12], and harmful organic materials [13][14][15]. Also, TiO2 powders show promising results for the decomposition of ethanol in various environments [16][17

• ][18]. Moreover, investigations have shown the possibility for applying TiO2 in hydrogen production by water decomposition [19][20][21][22][23]. Given the TiO2 bandgap, it is considered a low-efficiency material in photodriven water splitting, because only 3% of the solar light can be used. Different

• efficiency than rutile [14][31], while the highest photocatalytic activity has been found in mixed anatase/rutile TiO2 [13][32]. One possible explanation is that the difference in the crystal structure and chemical bonding results in different ionization potentials and electron affinities. Exploiting these

Suspension feeding in Copepoda (Crustacea) – a numerical model of setae acting in concert

• Alexander E. Filippov,
• Wencke Krings and
• Stanislav N. Gorb

Beilstein J. Nanotechnol. 2023, 14, 603–615, doi:10.3762/bjnano.14.50

• mechanical property gradients, the mechanical behavior and the adhesion of setae, and the feeding efficiency of the system. In this context, we set-up a simple dynamic numerical model that takes all of these parameters into account and describes the interaction with food particles and their delivery into the

• field of filtration technologies. Keywords: adhesion; confocal laser scanning microscopy (CLSM); feeding efficiency; feeding structures; mechanical properties; Introduction Particle capture mechanisms are common in a huge variety of aquatic animals, such as polychaetes, bryozoans, bivalves, sponges

• particles, but to which extent is unknown since these parameters cannot be manipulated in living organisms. To test how the feeding efficiency depends on the mechanical property gradients and the adhesion forces of the setae, we here present a numerical model that simulates the interplay between setae