Photocatalytic methane oxidation over a TiO₂/SiNWs p–n junction catalyst at room temperature

• Qui Thanh Hoai Ta,
• Luan Minh Nguyen,
• Ngoc Hoi Nguyen,
• Phan Khanh Thinh Nguyen and
• Dai Hai Nguyen

Beilstein J. Nanotechnol. 2024, 15, 1132–1141, doi:10.3762/bjnano.15.92

• deposition on catalyst surfaces [4][5][6][7]. Therefore, sustainable strategies for both green conversion and atmospheric removal of CH4 are urgently necessary [8][9][10][11]. Semiconductor-based photocatalysis has been attracting scientists’ attention because of its environmental friendliness and easy

Local work function on graphene nanoribbons

• Daniel Rothhardt,
• Amina Kimouche,
• Tillmann Klamroth and
• Regina Hoffmann-Vogel

Beilstein J. Nanotechnol. 2024, 15, 1125–1131, doi:10.3762/bjnano.15.91

• is, by the local electrochemical potential. GNRs show strong electrostatic effects at their edges [11], where electrostatic forces occur that we expect to modulate the electrons’ local electrochemical potential. Additionally, the chemical state of GNR edges allows one to substantially tune the

• fitted this function to the calculated data (black squares in Figure 3c) and obtained ρ/2πε0 = 203 mV, R = 0.087 nm, and Φ0 = −680 mV, represented as a red line. The radius R represents the height of the graphene nanoribbon. The charge is ρ = Q/l = 1.13 × 10−11 C/m and corresponds to 0.070 e/nm. The

Direct electron beam writing of silver using a β-diketonate precursor: first insights

• Katja Höflich,
• Krzysztof Maćkosz,
• Chinmai S. Jureddy,
• Aleksei Tsarapkin and
• Ivo Utke

Beilstein J. Nanotechnol. 2024, 15, 1117–1124, doi:10.3762/bjnano.15.90

• different process variables involved (such as spatial and temporal electron beam exposure and precursor flux), the composition and microstructure of the deposits can be tuned for obtaining desired nanocrystalline materials [10][11][12]. A direct writing technique is especially interesting for the

Recent updates in applications of nanomedicine for the treatment of hepatic fibrosis

• Damai Ria Setyawati,
• Fransiska Christydira Sekaringtyas,
• Riyona Desvy Pratiwi,
• A’liyatur Rosyidah,
• Rohimmahtunnissa Azhar,
• Nunik Gustini,
• Gita Syahputra,
• Idah Rosidah,
• Etik Mardliyati,
• Tarwadi and
• Sjaikhurrizal El Muttaqien

Beilstein J. Nanotechnol. 2024, 15, 1105–1116, doi:10.3762/bjnano.15.89

• . Review Liver fibrosis Among hepatic diseases, liver fibrosis has become a major global health burden. It accounts for approximately two million deaths per year worldwide with no clinically approved pharmacotherapy [11]. This disease is characterized by abnormal physiological constitution of the liver due

Unveiling the potential of alginate-based nanomaterials in sensing technology and smart delivery applications

• Shakhzodjon Uzokboev,
• Khojimukhammad Akhmadbekov,
• Ra’no Nuritdinova,
• Salah M. Tawfik and
• Yong-Ill Lee

Beilstein J. Nanotechnol. 2024, 15, 1077–1104, doi:10.3762/bjnano.15.88

• disease diagnosis, quick detection of diverse drugs and chemicals, and long-term monitoring [9]. In the recent decade, sensor technology has seen breakthroughs thanks to the usage of nanomaterials with superior physicochemical properties [10][11][12][13]. Nowadays, the development of sensors based on

• applications. Biodegradable and bioabsorbable polymers are an excellent choice for a variety of innovative drug delivery systems (DDSs). Biopolymers are also used in cutting-edge scientific applications such as gene expression, tissue engineering, smart drug delivery, and biosensors [11][19]. Modern medicine

• drug delivery and sensing applications because of their properties. Sodium alginate is a biopolymer from the sea, and it is one of the most commonly utilized natural materials in several pharmaceutical applications such as smart delivery systems and sensors [11][19]. The chemical structure of alginate

Signal generation in dynamic interferometric displacement detection

• Knarik Khachatryan,
• Simon Anter,
• Michael Reichling and
• Alexander von Schmidsfeld

Beilstein J. Nanotechnol. 2024, 15, 1070–1076, doi:10.3762/bjnano.15.87

• variation in d results in a variation of the intensity IM recorded by a detector placed at a fixed distance to the fiber end [11]. In our setup, there is a strong imbalance of reflectivity coefficients between fiber (rf) and cantilever (rc), yielding an interferometer signal with a large average and a

• beams with almost identical power. The first part is directed to a power meter for control purposes, while the second part is guided to the interferometer in the UHV [11]. The fiber end in the interferometer is carefully cleaved to achieve high optical quality for the dielectric/vacuum interface having

Effect of wavelength and liquid on formation of Ag, Au, Ag/Au nanoparticles via picosecond laser ablation and SERS-based detection of DMMP

• Sree Satya Bharati Moram,
• Chandu Byram and
• Venugopal Rao Soma

Beilstein J. Nanotechnol. 2024, 15, 1054–1069, doi:10.3762/bjnano.15.86

• parameter on NP productivity, shape, and size distribution remains an area of ongoing research [11][12][13][14][15]. Pulsed laser irradiation of liquids (PLIL) can affect the size and shape of NPs. Various approaches are described in the literature, such as (i) laser fragmentation in liquid (LFL), (ii

Interface properties of nanostructured carbon-coated biological implants: an overview

• Mattia Bartoli,
• Francesca Cardano,
• Erik Piatti,
• Stefania Lettieri,
• Andrea Fin and
• Alberto Tagliaferro

Beilstein J. Nanotechnol. 2024, 15, 1041–1053, doi:10.3762/bjnano.15.85

• applications [4] as active species or as drug delivery platforms using tailored carbon nanotubes (CNTs) [5][6], fullerenes [7][8], carbon dots (CDs) [9][10], and graphene-related materials (i.e., graphene oxide (GO) [11], reduced graphene oxide (rGO) [12], and nanographite (nG) [13]). Furthermore, the

Bolometric IR photoresponse based on a 3D micro-nano integrated CNT architecture

• Yasameen Al-Mafrachi,
• Sandeep Yadav,
• Sascha Preu,
• Jörg J. Schneider and
• Oktay Yilmazoglu

Beilstein J. Nanotechnol. 2024, 15, 1030–1040, doi:10.3762/bjnano.15.84

• attractive options for non-cryogenic IR microbolometer and thermal detection technology. The sensitivity of a bolometer is quantified by its responsivity, which is given by the expression [11]: where ΔV is the corresponding voltage change, ΔP represents the incident power on the active detection area, Ibias

• . Simultaneously, emphasis will be placed on the effective conversion of heat into electrical signal, which is the most critical effect contributing to the overall success of non-cryogenic IR microbolometer and thermal detector design [11]. Experimental The process started with cleaning a silicon substrate with a

Entry of nanoparticles into cells and tissues: status and challenges

• Kirsten Sandvig,
• Tore Geir Iversen and
• Tore Skotland

Beilstein J. Nanotechnol. 2024, 15, 1017–1029, doi:10.3762/bjnano.15.83

• step in FEME is blocked by a number of inhibitors that target other mechanisms [11]. Importantly, dynamin is required for the formation of vesicles by numerous mechanisms [7][8], but was recently reported to stabilize some caveolae [12]. Furthermore, when interfering with one uptake mechanism, the cell

Ca_n neutral clusters: a two-step G₀W₀ and DFT benchmark

• Sunila Bakhsh,
• Sameen Aslam,
• Muhammad Khalid,
• Muhammad Sohail,
• Sundas Zafar,
• Sumayya Abdul Wadood,
• Kareem Morsy and
• Muhammad Aamir Iqbal

Beilstein J. Nanotechnol. 2024, 15, 1010–1016, doi:10.3762/bjnano.15.82

• clusters are limited to the dimer, where the binding energies and/or the ionization potentials (IPs) were determined spectroscopically [9][10][11][12]. In addition to the experiments, a few theoretical DFT studies on calcium clusters focus only on metallic behavior, vibrational frequency analysis, and

• methods can be used along with the standard DFT calculations. By further increasing the cluster size, the binding energy smoothly increases again. The PBE results are plotted in comparison with the reported experimental work of Balfour et al. [11] and theoretical works [1][13][17]. Comparing the reported

• theoretical work, we can see some inconsistencies in the predicted binding energies at cluster size n = 8–11. In our work, the reported binding energies depict a sharp decrease in Eb, which is missing in other theoretical literature. In our case, the cluster size n = 8, which is a pentagonal bipyramid

Atomistic insights into the morphological dynamics of gold and platinum nanoparticles: MD simulations in vacuum and aqueous media

• Evangelos Voyiatzis,
• Eugenia Valsami-Jones and
• Antreas Afantitis

Beilstein J. Nanotechnol. 2024, 15, 995–1009, doi:10.3762/bjnano.15.81

• attributable to their distinctive properties, including superparamagnetism, piezoelectricity, certain optical characteristics [9][10][11][12][13], and the enormously high surface-to-volume ratio. These special properties derive from their small size, rather than their chemical composition. Given the broad

Recent progress on field-effect transistor-based biosensors: device perspective

• Billel Smaani,
• Fares Nafa,
• Mohamed Salah Benlatrech,
• Ismahan Mahdi,
• Hamza Akroum,
• Mohamed walid Azizi,
• Khaled Harrar and
• Sayan Kanungo

Beilstein J. Nanotechnol. 2024, 15, 977–994, doi:10.3762/bjnano.15.80

• water bodies. Therefore, the detection of harmful pollutants in the environment is a critical issue. Numerous works have reported on the application of biosensors for environmental monitoring, especially those based on optical or electrochemical transduction platforms [10][11][12][13]. Moreover

Beyond biomimicry – next generation applications of bioinspired adhesives from microfluidics to composites

• Dan Sameoto

Beilstein J. Nanotechnol. 2024, 15, 965–976, doi:10.3762/bjnano.15.79

• to sub-micrometer size [8][9]. It has been an active area of academic research for well over 30 years. Microfluidics technology has eventually enabled a variety of new innovations, including COVID-19 rapid tests [10], microfluidic displays [11], and low-cost diagnostics [12]. Soft robotics is a newer

Therapeutic effect of F127-folate@PLGA/CHL/IR780 nanoparticles on folate receptor-expressing cancer cells

• Thi Ngoc Han Pham,
• Phuong-Thao Dang-Luong,
• Hong-Phuc Nguyen,
• Loc Le-Tuan,
• Xuan Thang Cao,
• Thanh-Danh Nguyen,
• Vy Tran Anh and
• Hieu Vu_Quang

Beilstein J. Nanotechnol. 2024, 15, 954–964, doi:10.3762/bjnano.15.78

• copolymer has been utilized in many studies to develop a carrier that is effective for both treatment and diagnostics [8][9]. Its delivery efficiency can be improved by modifying the substance with targeted ligands such as folic acid, RGD, or antibodies [10][11]. Folic acid is one of the most common ligands

• ]. It has been found that PLGA may co-encapsulate a range of hydrophobic and hydrophilic compounds, which, because of the core–shell structures, boosts their therapeutic anti-tumor activity [1][2][3][11][26][27][28][29][30][31][32][33]. In this study, we would want to combine all of the advantages of

Electrospun nanofibers: building blocks for the repair of bone tissue

• Tuğrul Mert Serim,
• Gülin Amasya,
• Tuğba Eren-Böncü,
• Ceyda Tuba Şengel-Türk and
• Ayşe Nurten Özdemir

Beilstein J. Nanotechnol. 2024, 15, 941–953, doi:10.3762/bjnano.15.77

• sense, lamellar bone is secondary bone created by remodeling woven bone, and it is comprised of a series of lamellae. Nevertheless, it is the main type of bone in the healthy mature skeleton [11][12]. Lamellar bone consists of two different tissues differing in their structure, that is, dense tissue

• the body [11][12][13]. In addition to all these structural units of bone, the outer surface of bones is covered with a thin fibrous membrane called the periosteum. The periosteum is a well-vascularized tissue, containing many blood vessels that penetrate the bone to nourish the bone cells and

Effects of cutting tool geometry on material removal of a gradient nanograined CoCrNi medium entropy alloy

• Yu-Sheng Lu,
• Yu-Xuan Hung,
• Thi-Xuyen Bui and
• Te-Hua Fang

Beilstein J. Nanotechnol. 2024, 15, 925–940, doi:10.3762/bjnano.15.76

• carried out with time steps of 0.001 ps and a 10 ps equilibrium process. Table 1 shows the MD simulation parameters of the GNG CoCrNi MEA cutting process for this study. The embedded atom method (EAM) potential from Farkas et al. [11] was utilized for modeling the atomic interaction of the atoms in the

• dislocation slip where the chips accumulate, which explains the significant accumulation of chip atoms at the tip of the tool. Cutting-edge radius Figure 11 shows the relationship between the cutting-edge radius and the cutting force during the cutting process. The RTS increases as the cutting-edge radius

Identification of structural features of surface modifiers in engineered nanostructured metal oxides regarding cell uptake through ML-based classification

• Indrasis Dasgupta,
• Totan Das,
• Biplab Das and
• Shovanlal Gayen

Beilstein J. Nanotechnol. 2024, 15, 909–924, doi:10.3762/bjnano.15.75

• “protein corona”, which dictates the biological characteristics of the nanoparticles [10][11]. The composition of this corona is variable and relies on the concentrations and affinities of its different components to the nanoparticle surface. Cellular uptake of NPs happens through receptor-mediated active

• high because of the presence of long-chain aliphatic anhydride-like fingerprints such as in UPp 11, UPp 12, UPp 13, UPp 14, UPp 16, and UPp 18. The fingerprints UPp 2 and UPp 6 share the similarity of a dihydro-2H-pyran-2,6(3H)-dione structure. These fingerprints are seen in surface modifiers 18 and 28

• , UIp 13, and UIp 19 represent the presence of amino groups with a possible carboxyl functionality. Such fingerprints are observed in surface modifier 101. The fingerprints UIp 9, UIp 11, UIp 14, and UIp 20, having a cyclohexane ring (e.g., 90), also reduce the uptake of ENMOs in the PaCa2 cell line

Facile synthesis of Fe-based metal–organic frameworks from Fe₂O₃ nanoparticles and their application for CO₂/N₂ separation

• Van Nhieu Le,
• Hoai Duc Tran,
• Minh Tien Nguyen,
• Hai Bang Truong,
• Toan Minh Pham and
• Jinsoo Kim

Beilstein J. Nanotechnol. 2024, 15, 897–908, doi:10.3762/bjnano.15.74

• supertetrahedral structure. Following that, the hybrid structures self-assemble in a certain sequence to form a topology resembling the MTN-type of zeolite seen in Zeolite Socony Mobil Thirty-Nine (ZSM-39) [11]. The MIL-100(Fe) structure has a cubic series containing two types of large chambers with average

• @Fe2O3#1.35, M-100Fe@Fe2O3#1.80, and M-100Fe@Fe2O3#2.25, corresponding to H3BTC amounts of 0.90, 1.35, 1.80, and 2.25 g, respectively. A MIL-100(Fe) reference sample was prepared in accordance with the protocol described in Horcajada's report [11], with additional details provided in Supporting

• %) occurred due to the decomposition of the organic linkers in the framework at high temperatures between 300 and 650 °C. The process continued until the sample’s mass stabilized at 26.3 wt % of Fe2O3 at 600 °C [9][11][34]. As a result, the mass percentage of MIL-100(Fe) was calculated to be 65.5% based on

Water-assisted purification during electron beam-induced deposition of platinum and gold

• Cristiano Glessi,
• Fabian A. Polman and
• Cornelis W. Hagen

Beilstein J. Nanotechnol. 2024, 15, 884–896, doi:10.3762/bjnano.15.73

• structures in applications such as nanoprobes and sensors [4][5][6], or for the fabrication of superconductors [7][8][9][10] and plasmonic devices [11][12][13]. A lower carbon content can be achieved by means of precursor design [14], variation of deposition conditions [15], or post-deposition purification

The effect of age on the attachment ability of stick insects (Phasmatodea)

• Marie Grote,
• Stanislav N. Gorb and
• Thies H. Büscher

Beilstein J. Nanotechnol. 2024, 15, 867–883, doi:10.3762/bjnano.15.72

• the substrate as the contact area of the pad is proportional to adhesion [10][11][12]. For rough substrates, the pads are complemented by a pair of rigid claws used for friction interlocking with surface asperities and ensuring attachment, but claws perform poorly on smooth surfaces [13]. The ability

• to attach to various surfaces is helpful for climbing animals [11][14], and adapting to the quality of the substrate is especially important for motile animals, which may come into contact with different surfaces, such as plants [9][11][15]. In ageing cockroaches, attachment pad discoloration and

• to fly, they adapted strongly to their local environment [11][19][22][23]. Phasmids have evolved considerably depending on plants since pre-angiosperm times [24]. As plants display a huge range of different surface characteristics [25][26][27][28], the diversity of microstructures on phasmatodean

A review on the structural characterization of nanomaterials for nano-QSAR models

• Salvador Moncho,
• Eva Serrano-Candelas,
• Jesús Vicente de Julián-Ortiz and
• Rafael Gozalbes

Beilstein J. Nanotechnol. 2024, 15, 854–866, doi:10.3762/bjnano.15.71

• identified and characterized by their chemical structure, often represented by a SMILES code [11]. This approach is insufficient for NMs, as a key component of their definition is their size. NMs are defined as materials with at least one of the dimensions (including internal features) on the nanoscale (1

Investigation on drag reduction on rotating blade surfaces with microtextures

• Qinsong Zhu,
• Chen Zhang,
• Fuhang Yu and
• Yan Xu

Beilstein J. Nanotechnol. 2024, 15, 833–853, doi:10.3762/bjnano.15.70

• frictional drag [11]. Based on the above principles and for large-scale manufacturing, researchers imitated and simplified the microtextures of biological surfaces to form the structures with different sectional shapes, such as triangles, trapezoids, and ellipses [12][13], as shown in Figure 1. The drag

• , Equation 9 is entered into Equation 6: Entering Equation 10 into Equation 4 gives: Entering Equation 11 into Equation 1, Equation 2, and Equation 3, respectively, yields: Based on Equations 12–14, the dimensionless sizes corresponding to microtextures under different Rex can be obtained; Rex needs to be

• the adverse pressure surface. Based on Figure 11, the air flow separation is initiated at X = 30 mm. As a result, the suction surface can be divided into two regions (front and back) at X = 30 mm, which serves as the critical point to discuss the drag reduction performance of the microtexture. In step

Intermixing of MoS₂ and WS₂ photocatalysts toward methylene blue photodegradation

• Maryam Al Qaydi,
• Nitul S. Rajput,
• Michael Lejeune,
• Abdellatif Bouchalkha,
• Mimoun El Marssi,
• Steevy Cordette,
• Chaouki Kasmi and
• Mustapha Jouiad

Beilstein J. Nanotechnol. 2024, 15, 817–829, doi:10.3762/bjnano.15.68

• ]. Typically, semiconductor-based photocatalysts, such as TiO2, ZnO2, and some other high-bandgap transition-metal dichalcogenides (TMD) have shown their ability to efficiently degrade the activated MB by irradiation [10][11]. Recently, TMD such as MoS2 and WS2, have displayed remarkable potential as

• : The WS2/MoS2 composite exhibited significant enhancement of PD in terms of long-term stability, reaching up to 97% as shown in Figure 11 compared to that of WS2 and MoS2 taken alone. We assume this performance is ascribed to the mechanism of PD occurring in the composite sample. Precisely, when the

Synthesis of silver–palladium Janus nanoparticles using co-sputtering of independent sources: experimental and theorical study

• Maria J. Martínez-Carreón,
• Francisco Solís-Pomar,
• Abel Fundora,
• Claudio D. Gutiérrez-Lazos,
• Sergio Mejía-Rosales,
• Hector N. Fernández-Escamilla,
• Jonathan Guerrero-Sánchez,
• Manuel F. Meléndrez and
• Eduardo Pérez-Tijerina

Beilstein J. Nanotechnol. 2024, 15, 808–816, doi:10.3762/bjnano.15.67

• nanoparticles, which are basically defined by two metals joined side by side, may produce significant interfacial effects [10]. Qiu et al. [11] investigated the role of the injection rate of the chemical precursors on the elemental distribution in AuPd nanoparticles. They found the injection rate needed to

• tetrahedra rich in Au [11]. This work reports the production (for the first time, to our knowledge) of Ag/Pd Janus BNPs, using the inert gas condensation (IGC) technique, where the materials are obtained from independent palladium and silver targets. In order to achieve this, the original IGC setup, as