Sulfur nanocomposites with insecticidal effect for the control of Bactericera cockerelli

• Lany S. Araujo-Yépez,
• Juan O. Tigrero-Salas,
• Vicente A. Delgado-Rodríguez,
• Vladimir A. Aguirre-Yela and
• Josué N. Villota-Méndez

Beilstein J. Nanotechnol. 2023, 14, 1106–1115, doi:10.3762/bjnano.14.91

• microencapsulation of essential oils protect their active components from degradation and evaporation losses, thus enhancing their stability and solubility [27]. In this framework, this research shows the synthesis of nanocomposites (NCMPs) containing elemental sulfur nanoparticles coated with essential oils of

N-Heterocyclic carbene-based gold etchants

• Robert B. Chevalier,
• Justin Pantano,
• Matthew K. Kiesewetter and
• Jason R. Dwyer

Beilstein J. Nanotechnol. 2023, 14, 865–871, doi:10.3762/bjnano.14.71

• toluene, THF, and DCM at three different time points, near the solubility limit of 1 in each solvent, and at a lower concentration of 1 for the most aggressive formulation. In the solution of 1 in toluene (Figure 3a), for example, there is no visible change to the gold film structure compared to the

• solubility) of 2 and 3 must also be considered as a contributing factor. Similarly, Figure S4 (Supporting Information File 1) shows no apparent gold film loss in a solution of triethylamine and potassium iodide in acetone (chosen instead of THF or DCM to allow for dissolution of KI) tested as a control for

• solvents and concentrations of 1 were (a) toluene (5.00 × 10−3 M), (b) DCM (3.60 × 10−2 M), (c) THF (5.00 × 10−3 M), and (d) THF (2.32 × 10−3 M). In (a–c), the concentrations were chosen to be close to the solubility limit of 1 in each solvent. Scanning electron micrographs of tokens after immersion in

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

• (Benznidazole Evaluation for Interrupting Trypanosomiasis) trial could not prove that the standard treatment with BNZ can prevent disease progression [11]. BNZ has been classified as a class IV drug (low solubility, low permeability) in the Biopharmaceutics Classification System (BCS) [12]. It has an apparent

• efficiently. Many developments have been made in the past years resulting in lipid formulations such as liposomes, solid lipid nanoparticles (SLNs), and nanoemulsions, which increased the apparent solubility of BNZ and its efficacy against parasites [17]. Remarkably, oil-in-water nanoemulsions improved 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

Quercetin- and caffeic acid-functionalized chitosan-capped colloidal silver nanoparticles: one-pot synthesis, characterization, and anticancer and antibacterial activities

• Akif Hakan Kurt,
• Elif Berna Olutas,
• Fatma Avcioglu,
• Hamza Karakuş,
• Mehmet Ali Sungur,
• Cansu Kara Oztabag and
• Muhammet Yıldırım

Beilstein J. Nanotechnol. 2023, 14, 362–376, doi:10.3762/bjnano.14.31

• , especially in medicine [1]. Nanomaterials, especially metallic nanomaterials, show good antibacterial and antimicrobial properties due to their physical and chemical properties and are, thus, an alternative approach to antibiotics [2]. In addition, low bioavailability and water solubility problems are the

• biggest problems in the development of new drugs [3]. One of the approaches to overcome these problems is nanoparticle carriers. These carriers are advantageous because their high surface area and good adhesion to biological surfaces increase solubility and dissolution rate [4]. The Gram-positive

Polymer nanoparticles from low-energy nanoemulsions for biomedical applications

• Santiago Grijalvo and
• Carlos Rodriguez-Abreu

Beilstein J. Nanotechnol. 2023, 14, 339–350, doi:10.3762/bjnano.14.29

• solubility of polymers in the used solvents rarely exceeds 10 wt %). Experimental dP/dE ratios are above of those expected if the nanoparticles were to be obtained with a density equal to that of the polymer in the bulk, that is, by applying the formula where mP/mT is the polymer/solvent mass ratio and ρT/ρP

• Ostwald ripening, especially considering that the solubility of ethyl acetate in water is relatively high (about 80 g/L at 20 °C). The hydrodynamic diameter of the particles decreases sharply (from 300–400 nm to ca. 40 nm) at a given electrolyte concentration (Figure 4b), with a concomitant decrease in

Overview of mechanism and consequences of endothelial leakiness caused by metal and polymeric nanoparticles

• Magdalena Lasak and
• Karol Ciepluch

Beilstein J. Nanotechnol. 2023, 14, 329–338, doi:10.3762/bjnano.14.28

• proteins, is determined by the stability, biocompatibility, and solubility of such conjugates, which in turn opens up new perspectives in medical applications [16][42]. Nanotheranostic applications use NPs for diagnostic and therapeutic purposes for serious metabolic, cancer, and neurodegenerative diseases

Bismuth-based nanostructured photocatalysts for the remediation of antibiotics and organic dyes

• Akeem Adeyemi Oladipo and
• Faisal Suleiman Mustafa

Beilstein J. Nanotechnol. 2023, 14, 291–321, doi:10.3762/bjnano.14.26

Cyclodextrins as eminent constituents in nanoarchitectonics for drug delivery systems

• Makoto Komiyama

Beilstein J. Nanotechnol. 2023, 14, 218–232, doi:10.3762/bjnano.14.21

• also to increase the solubility of the protein through the binding to bulky and apolar side chains. The antiviral activity of modified CyDs towards various viruses has been previously reported as well [108]. 6.2 Molecular imprinting on CyD to bind large drugs It often happens that one CyD molecule is

Solvent-induced assembly of mono- and divalent silica nanoparticles

• Bin Liu,
• Etienne Duguet and
• Serge Ravaine

Beilstein J. Nanotechnol. 2023, 14, 52–60, doi:10.3762/bjnano.14.6

• their solubility is reduced through the addition of a poor solvent. Therefore, the diameter of the patch is approx. 74 nm and the PPSR of the as-obtained 1-PSN vary from 0.23 to 0.57 (Figure 3). Influence of the patch-to-particle size ratio on the self-assembly behavior of one-patch silica particles Our

Single-step extraction of small-diameter single-walled carbon nanotubes in the presence of riboflavin

• Polina M. Kalachikova,
• Anastasia E. Goldt,
• Eldar M. Khabushev,
• Timofei V. Eremin,
• Timofei S. Zatsepin,
• Elena D. Obraztsova,
• Konstantin V. Larionov,
• Liubov Yu. Antipina,
• Pavel B. Sorokin and
• Albert G. Nasibulin

Beilstein J. Nanotechnol. 2022, 13, 1564–1571, doi:10.3762/bjnano.13.130

• another class of biomolecules that can be potentially utilized as a surfactant for dispersing SWCNTs. Having relatively low solubility in water, flavins are generally innocuous for living cells. Riboflavin (also known as vitamin B2) is a precursor of such coenzymes as flavin mononucleotide phosphate and

• to its low solubility in water, which leads to poor solubilization of SWCNT bundles. Lower riboflavin concentrations did not affect the dispersion process of nanotubes in any way. To analyze the dispersing ability of riboflavin, the same amount of SWCNTs was dispersed in 1% w/w SDS aqueous solution

Hydroxyapatite–bioglass nanocomposites: Structural, mechanical, and biological aspects

• Olga Shikimaka,
• Mihaela Bivol,
• Bogdan A. Sava,
• Marius Dumitru,
• Christu Tardei,
• Beatrice G. Sbarcea,
• Daria Grabco,
• Constantin Pyrtsac,
• Daria Topal,
• Andrian Prisacaru,
• Vitalie Cobzac and
• Viorel Nacu

Beilstein J. Nanotechnol. 2022, 13, 1490–1504, doi:10.3762/bjnano.13.123

• response in the physiologic environment [7][10][11][12][13][14][15][16][17][18]. The main role of SBG is the formation of CHA layer, whereas the role of PBG and BBG is the delivery of Ca and P ions, responsible for the osteogenesis, and other therapeutic elements due to their higher solubility. The

• addition of different dopants to the glass can enhance the osteogenesis (Mg, Sr, Fe, and Zr) or can yield particular properties such as angiogenesis (Cu and Co) and antimicrobial activity (Ag, Zn, Ce, Ga, and Cu). Also, dopants can change the glass solubility [13][15][16][17][18][19]. The presence of the

• -12MgO-8K2O-40P2O5-20SiO2-5ZnO-5CeO2 (mol %). This composition was chosen in order to combine high solubility of the glass with increased bioactivity, due to the high fraction of P2O5 and, simultaneously, the rather high fraction of SiO2. The inclusion of magnesium and potassium in conjunction with the

Facile preparation of Au- and BODIPY-grafted lipid nanoparticles for synergized photothermal therapy

• Yuran Wang,
• Xudong Li,
• Haijun Chen and
• Yu Gao

Beilstein J. Nanotechnol. 2022, 13, 1432–1444, doi:10.3762/bjnano.13.118

• are hydrophobic PTAs with rigid structure and poor water solubility [11][12]. Therefore, several lipid nanoparticulate drug delivery systems have been reported to encapsulate BODIPYs to improve their water solubility and photostability while retaining their original photothermal effects [13][14

• photothermal temperature, which usually requires high doses or prolonged illumination time. BODIPYs have raised great interest in cancer phototherapy because of unique physiochemical characteristics, excellent photothermal converstion ability, and easy chemical modification. To improve the water solubility of

Orally administered docetaxel-loaded chitosan-decorated cationic PLGA nanoparticles for intestinal tumors: formulation, comprehensive in vitro characterization, and release kinetics

• Sedat Ünal,
• Osman Doğan and
• Yeşim Aktaş

Beilstein J. Nanotechnol. 2022, 13, 1393–1407, doi:10.3762/bjnano.13.115

• third most lethal cancers globally, beginning as polyps in the intestine and spreading with a severe metastatic tendency. Chemotherapeutic drugs used in the treatment of intestinal tumors are usually formulated for parenteral administration due to poor solubility and bioavailability problems

• the proliferation of cancer cells [32][33][34]. Its potent activity against a wide spectrum of cancers such as colon cancer, gastric cancer, breast cancer, recurrent ovarian cancer, and non-small cell lung cancer has been elucidated by in vitro and in vivo studies [35]. Its poor water solubility

Dry under water: air retaining properties of large-scale elastomer foils covered with mushroom-shaped surface microstructures

• Matthias Mail,
• Stefan Walheim,
• Thomas Schimmel,
• Wilhelm Barthlott,
• Stanislav N. Gorb and
• Lars Heepe

Beilstein J. Nanotechnol. 2022, 13, 1370–1379, doi:10.3762/bjnano.13.113

• interface area of Vi, kH is the Henry’s law volatility constant of air in water. In order to calculate kH we assume air is composed of approx. 78% nitrogen and approx. 20% oxygen. Following Sander [54], the Henry’s law solubility constant for oxygen in water at 20 °C is approx. 1.42 × 10−5 mol/(m3·Pa), for

Recent advances in green carbon dots (2015–2022): synthesis, metal ion sensing, and biological applications

• Aisha Kanwal,
• Naheed Bibi,
• Sajjad Hyder,
• Arif Muhammad,
• Hao Ren,
• Jiangtao Liu and
• Zhongli Lei

Beilstein J. Nanotechnol. 2022, 13, 1068–1107, doi:10.3762/bjnano.13.93

• sensing, bioimaging, catalysis, medicine, optoelectronics, and drug delivery due to their unique properties, that is, low cytotoxicity, cytocompatibility, water-solubility, multicolor wavelength tuned emission, photo-stability, easy modification, strong chemical inertness, etc. This review article

• CDs, the solubility and QY can be improved. The size of CDs and chemical functionality present on their surface can be discreetly tuned to change the electronic structure for their luminous features. Various molecular precursors have been used earlier for the production of CDs, including ethylene

• two types were obtained based on the difference in solubility in ethanol. The ones that were soluble in ethanol were called “CDs-A” and the insoluble ones were called “CDs-B”. Different characterizations were carried out that revealed that the surfaces of these two CDs have different functional groups

Bioselectivity of silk protein-based materials and their bio-inspired applications

• Hendrik Bargel,
• Vanessa T. Trossmann,
• Christoph Sommer and
• Thomas Scheibel

Beilstein J. Nanotechnol. 2022, 13, 902–921, doi:10.3762/bjnano.13.81

• species [119]. These globular domains fulfill important control functions concerning protein solubility in the gland reservoir and in the assembly of spidroins into silk threads. The various spidroins of spiders differ in their amino acid sequences to yield the specific properties and functions of the

Solar-light-driven LaFe_xNi_1−xO₃ perovskite oxides for photocatalytic Fenton-like reaction to degrade organic pollutants

• Chao-Wei Huang,
• Shu-Yu Hsu,
• Jun-Han Lin,
• Yun Jhou,
• Wei-Yu Chen,
• Kun-Yi Andrew Lin,
• Yu-Tang Lin and
• Van-Huy Nguyen

Beilstein J. Nanotechnol. 2022, 13, 882–895, doi:10.3762/bjnano.13.79

• ferrous sulfate (FeSO4), which can provide a uniform reaction system due to its high solubility. Unfortunately, it might cause two severe shortcomings in the Fenton reaction process. First, ferric ions (Fe3+) formed in the Fenton reaction will interact with the excess hydroxide ion (OH−) to produce Fe(OH

Temperature and chemical effects on the interfacial energy between a Ga–In–Sn eutectic liquid alloy and nanoscopic asperities

• Yujin Han,
• Pierre-Marie Thebault,
• Corentin Audes,
• Xuelin Wang,
• Haiwoong Park,
• Jian-Zhong Jiang and
• Arnaud Caron

Beilstein J. Nanotechnol. 2022, 13, 817–827, doi:10.3762/bjnano.13.72

• gold and the constituting elements of the metallic melt are not expected. Solid gallium has very poor solubility for gold, and Ga forms a eutectic with AuGa2 with a melting temperature of 491 °C. We thus exclude its formation during our experiment. However, the Ga-rich melt has a large solubility for

• –In–Sn. The phase diagram of the Au–In alloy system is similar to that of Au–Ga. However, the difference is that the eutectic formed between In and AuIn2 lays at 156 °C, higher than the maximum temperature applied during our measurements. Finally, the Au–Sn system shows no solubility of Au in Sn and

• solubility or reaction of the tip material with the metallic melt. We have already explained the high interfacial energy between SiOx and the Ga–In–Sn eutectic melt based on the reaction of oxygen atoms from SiOx with gallium atoms. This reaction is likely to be thermally activated, which would also explain

Efficient liquid exfoliation of KP₁₅ nanowires aided by Hansen's empirical theory

• Zhaoxuan Huang,
• Zhikang Jiang,
• Nan Tian,
• Disheng Yao,
• Fei Long,
• Yanhan Yang and
• Danmin Liu

Beilstein J. Nanotechnol. 2022, 13, 788–795, doi:10.3762/bjnano.13.69

• Abstract The KP15 nanowires with one-dimensional properties has a defect-free surface, high anisotropy, and carrier mobility which is desirable for the development of novel nanodevices. However, the preparation of nanoscale KP15 is still inefficient. In this work, the Hansen solubility parameters of KP15

• previous study, we exfoliated KP15 in alcohol; however, this method was still inefficient [13]. Herein, the Hansen's empirical theory was firstly introduced to improve the liquid-phase exfoliation efficiency of KP15 nanowires. In addition, Hansen solubility parameters (HSPs) for KP15 were also obtained in

• coefficient and the Hansen solubility parameters for KP15 According to the Hansen’s theory [19], the dispersed concentration C of a KP15 dispersion prepared by liquid exfoliation can be expressed by Equation 1 as follows. where δD is the intermolecular dispersion force, δH is the intermolecular hydrogen bond

Design and selection of peptides to block the SARS-CoV-2 receptor binding domain by molecular docking

• Kendra Ramirez-Acosta,
• Ivan A. Rosales-Fuerte,
• J. Eduardo Perez-Sanchez,
• Alfredo Nuñez-Rivera,
• Josue Juarez and
• Ruben D. Cadena-Nava

Beilstein J. Nanotechnol. 2022, 13, 699–711, doi:10.3762/bjnano.13.62

• , and their interaction with the RDB is discussed in the following section. Physicochemical parameters and peptide–RBD interaction Solubility, net charge, and size are important physical parameters that need to be considered in the design of novel drugs since these play a role in the distribution in the

• , and water solubility for peptides were determined by the on-line software INNOVAGEN’s peptide calculator (PEPCALC). Almost all OAPs are soluble in aqueous media, independently on their isoelectric point, due to the high ratio between hydrophilic and hydrophobic amino acid residues, except the peptides

• peptides) and faster design of peptides (41 peptides) based on the peptide binding site on the RBD, the number of hydrogen bonds, and the binding affinity. The peptide candidates have a nearly neutral charge at physiological pH and good solubility, which can benefit the diffusion of the molecules, allowing

Antibacterial activity of a berberine nanoformulation

• Hue Thi Nguyen,
• Tuyet Nhung Pham,
• Anh-Tuan Le,
• Nguyen Thanh Thuy,
• Tran Quang Huy and
• Thuy Thi Thu Nguyen

Beilstein J. Nanotechnol. 2022, 13, 641–652, doi:10.3762/bjnano.13.56

• the preparation of berberine (BBR) in nanoformulation to enhance its solubility and increase its antibacterial effectiveness against hospital-acquired infections. BBR nanoparticles (BBR NPs) were formed by antisolvent precipitation (ASP) using glycerol as a safe organic solvent. UV–vis absorption

• spectra demonstrated that the solubility of BBR NPs was greatly enhanced compared to that of pure BBR. Glycerol played a role as a stabilizer for BBR NPs through the formation of hydrogen bonds between glycerol and BBR NPs. The prepared BBR NPs have a narrow size distribution with an average diameter of

• bacterial cells and severely damaged the cell walls. Therefore, BBR NPs prepared by ASP appear to be a potential candidate for the treatment of bacterial pathogens. Keywords: antibacterial activity; antisolvent precipitation (ASP); berberine nanoparticles (BBR NPs); glycerol; solubility; Introduction

Influence of thickness and morphology of MoS₂ on the performance of counter electrodes in dye-sensitized solar cells

• Lam Thuy Thi Mai,
• Hai Viet Le,
• Ngan Kim Thi Nguyen,
• Van La Tran Pham,
• Thu Anh Thi Nguyen,
• Nguyen Thanh Le Huynh and
• Hoang Thai Nguyen

Beilstein J. Nanotechnol. 2022, 13, 528–537, doi:10.3762/bjnano.13.44

• similar to that of (NH4)2MoS4 reported by Falola and co-workers [28]. The formation of MoS42− ions in the mixture solution is detailed in Equations 1–4 [27][28][29][30]: It should be noted that (NH4)2MoS4 is poorly soluble in water. Hence, the in situ synthesis of MoS42− from (NH4)6Mo7O24 (high solubility

Ethosomal (−)-epigallocatechin-3-gallate as a novel approach to enhance antioxidant, anti-collagenase and anti-elastase effects

• Çiğdem Yücel,
• Gökçe Şeker Karatoprak,
• Sena Yalçıntaş and
• Tuğba Eren Böncü

Beilstein J. Nanotechnol. 2022, 13, 491–502, doi:10.3762/bjnano.13.41

• effective due to its unstable structure and low solubility. In addition, toxicity may occur with an increasing dose [10]. Therefore, overcoming these problems with nanocarrier systems provides significant advantages to researchers. ETHs protect a given compound against environmental factors and also enhance

Zinc oxide nanostructures for fluorescence and Raman signal enhancement: a review

• Ioana Marica,
• Fran Nekvapil,
• Maria Ștefan,
• Cosmin Farcău and
• Alexandra Falamaș

Beilstein J. Nanotechnol. 2022, 13, 472–490, doi:10.3762/bjnano.13.40

• polyols, such as high boiling point (up to 320 °C) and dielectric constant, the solubility of simple metal salt precursors, and coordinating properties for surface functionalization preventing agglomeration [27]. The ZnO NPs obtained from polyol synthesis showed excellent crystalline quality and