Elastic modulus of β-Ga₂O₃ nanowires measured by resonance and three-point bending techniques

• Annamarija Trausa,
• Sven Oras,
• Sergei Vlassov,
• Mikk Antsov,
• Tauno Tiirats,
• Andreas Kyritsakis,
• Boris Polyakov and
• Edgars Butanovs

Beilstein J. Nanotechnol. 2024, 15, 704–712, doi:10.3762/bjnano.15.58

• finely controllable β-Ga2O3 NW synthesis methods and detailed post-examination of their mechanical properties before considering their application in future nanoscale devices. Keywords: atomic force microscopy; elastic modulus; gallium oxide; mechanical properties; nanowire; scanning electron microscopy

• chemical stability [4][5]. Ga2O3 is a promising candidate for visible-blind UV-light sensors [3], power devices and optoelectronics [6][7][8][9], gas sensors [10], and memory devices [8]. These applications can be scaled down to the nanoscale, including flexible nanodevices. Ga2O3 nanowires (NWs) could be

• -Ga2O3 NW synthesis methods and detailed post-examination of their mechanical properties before considering their application in future nanoscale devices. Results For structural analysis of the as-grown NW arrays on Si(100)/SiO2 substrates, X-ray diffraction (XRD) measurements were conducted. The marked

Enhancing higher-order modal response in multifrequency atomic force microscopy with a coupled cantilever system

• Wendong Sun,
• Jianqiang Qian,
• Yingzi Li,
• Yanan Chen,
• Zhipeng Dou,
• Rui Lin,
• Peng Cheng,
• Xiaodong Gao,
• Quan Yuan and
• Yifan Hu

Beilstein J. Nanotechnol. 2024, 15, 694–703, doi:10.3762/bjnano.15.57

• ; Introduction Multifrequency atomic force microscopy (AFM) has become an important tool for nanoscale imaging and characterization [1][2]. This technique involves the excitation and detection of multiple frequencies to improve data acquisition speed, sensitivity, and resolution, as well as to enable material

Gold nanomakura: nanoarchitectonics and their photothermal response in association with carrageenan hydrogels

• Nabojit Das,
• Vikas,
• Akash Kumar,
• Sanjeev Soni and
• Raja Gopal Rayavarapu

Beilstein J. Nanotechnol. 2024, 15, 678–693, doi:10.3762/bjnano.15.56

• systems by architecting atoms, molecules, and nanomaterials as building blocks [1]. This interplay at the nanoscale renders a plethora of unique physicochemical properties to nanomaterials. These unique properties are due to the mean free path of an electron in a metal which is ≈10–100 nm at room

Laser synthesis of nanoparticles in organic solvents – products, reactions, and perspectives

• Theo Fromme,
• Sven Reichenberger,
• Katharine M. Tibbetts and
• Stephan Barcikowski

Beilstein J. Nanotechnol. 2024, 15, 638–663, doi:10.3762/bjnano.15.54

Exfoliation of titanium nitride using a non-thermal plasma process

• Priscila Jussiane Zambiazi,
• Dolores Ribeiro Ricci Lazar,
• Larissa Otubo,
• Rodrigo Fernando Brambilla de Souza,
• Almir Oliveira Neto and
• Cecilia Chaves Guedes-Silva

Beilstein J. Nanotechnol. 2024, 15, 631–637, doi:10.3762/bjnano.15.53

• conductivity [10][11][12]. On the nanoscale, TiN finds applications as additive in titanium alloys, as catalyst support material, as supercapacitor component, and as nanocoating for medical implants [13][14][15][16]. Furthermore, ultra-small TiN nanodots have been successfully obtained through liquid

AFM-IR investigation of thin PECVD SiO_x films on a polypropylene substrate in the surface-sensitive mode

• Hendrik Müller,
• Hartmut Stadler,
• Teresa de los Arcos,
• Adrian Keller and
• Guido Grundmeier

Beilstein J. Nanotechnol. 2024, 15, 603–611, doi:10.3762/bjnano.15.51

• nanoscale resolution of AFM-IR down to 10 nm [3]. Nowadays, the limit of the spatial resolution is given by the apex of the AFM tip. One of the first AFM-IR demonstrations was reported in 2005 by Dazzi et al. [4], who presented AFM-IR spectra of single bacterial cells. Further on, this technique became more

Electron-induced deposition using Fe(CO)₄MA and Fe(CO)₅ – effect of MA ligand and process conditions

• Hannah Boeckers,
• Atul Chaudhary,
• Petra Martinović,
• Amy V. Walker,
• Lisa McElwee-White and
• Petra Swiderek

Beilstein J. Nanotechnol. 2024, 15, 500–516, doi:10.3762/bjnano.15.45

• surface reactions; Introduction Focused electron beam-induced deposition (FEBID) is a state-of-the-art direct-write process for the fabrication of nanoscale materials and devices with arbitrary shape and size down to the sub-10 nm regime [1][2][3]. In FEBID, precursor molecules that contain the element

Photocatalytic degradation of methylene blue under visible light by cobalt ferrite nanoparticles/graphene quantum dots

• Vo Chau Ngoc Anh,
• Le Thi Thanh Nhi,
• Le Thi Kim Dung,
• Dang Thi Ngoc Hoa,
• Nguyen Truong Son,
• Nguyen Thi Thao Uyen,
• Nguyen Ngoc Uyen Thu,
• Le Van Thanh Son,
• Le Trung Hieu,
• Tran Ngoc Tuyen and
• Dinh Quang Khieu

Beilstein J. Nanotechnol. 2024, 15, 475–489, doi:10.3762/bjnano.15.43

• GQDs with nanoscale size composed of few-layer graphene. These results confirm that the supernatant contains GQDs. Similarly, the supernatants from the CF/GQDs suspensions synthesized at 140 and 180 °C (Figure 2c) also contain graphene quantum dots (Figure 2c). Figure 3 presents some characterisations

Heat-induced morphological changes in silver nanowires deposited on a patterned silicon substrate

• Elyad Damerchi,
• Sven Oras,
• Edgars Butanovs,
• Allar Liivlaid,
• Mikk Antsov,
• Boris Polyakov,
• Annamarija Trausa,
• Veronika Zadin,
• Andreas Kyritsakis,
• Loïc Vidal,
• Karine Mougin,
• Siim Pikker and
• Sergei Vlassov

Beilstein J. Nanotechnol. 2024, 15, 435–446, doi:10.3762/bjnano.15.39

• nanoscale devices [8]. When deposited on a transparent substrate in the form of a low-density mesh, metal NWs can provide electrical conductivity while retaining sufficient transparency. The growing demand for transparent conductive materials has stimulated numerous studies aimed at the design, preparation

• organics. However, when the size of the structures is reduced to the nanoscale, metals exhibit distinct behavior at elevated temperatures compared to their larger counterparts [20][21]. Generally, a reduction in the melting point occurs as the size and dimensionality of the nanostructures decrease [20][22

Potential of a deep eutectic solvent in silver nanoparticle fabrication for antibiotic residue detection

• Le Hong Tho,
• Bui Xuan Khuyen,
• Ngoc Xuan Dat Mai and
• Nhu Hoa Thi Tran

Beilstein J. Nanotechnol. 2024, 15, 426–434, doi:10.3762/bjnano.15.38

• of plasmonic materials, which extensively respond to electromagnetic waves with proper wavelengths in terms of free electrons resonating to the incident waves [9][15]. This is the fundamental principle of surface plasmon resonance (SPR). Moreover, plasmons are easily controlled at the nanoscale

Classification and application of metal-based nanoantioxidants in medicine and healthcare

• Nguyen Nhat Nam,
• Nguyen Khoi Song Tran,
• Tan Tai Nguyen,
• Nguyen Ngoc Trai,
• Nguyen Phuong Thuy,
• Hoang Dang Khoa Do,
• Nhu Hoa Thi Tran and
• Kieu The Loan Trinh

Beilstein J. Nanotechnol. 2024, 15, 396–415, doi:10.3762/bjnano.15.36

• : (1) nanoliposomes, which are a nanoscale bilayer lipid vesicle [132]; (2) nanocapsules, which consist of an inner aqueous core surrounded by a nontoxic polymeric membrane [133]; (3) solid lipid nanoparticles, which consist of a solid lipid core stabilized by a surfactant [134]; and (4) nanocrystals

• clinical research to clinical practice, some limitations of metal-based nanoantioxidants need to be overcome. First, the nanoscale size of metal-based nanoantioxidants makes these materials distinct from bulk materials because of the quantum size effect. The uncommon nanoscale sizes, which are not familiar

Investigating ripple pattern formation and damage profiles in Si and Ge induced by 100 keV Ar⁺ ion beam: a comparative study

• Indra Sulania,
• Harpreet Sondhi,
• Tanuj Kumar,
• Sunil Ojha,
• G R Umapathy,
• Ambuj Mishra,
• Ambuj Tripathi,
• Richa Krishna,
• Devesh Kumar Avasthi and
• Yogendra Kumar Mishra

Beilstein J. Nanotechnol. 2024, 15, 367–375, doi:10.3762/bjnano.15.33

• Research and Innovation, University of Petroleum and Energy Studies University, Dehradun 248007, India 10.3762/bjnano.15.33 Abstract Desired modifications of surfaces at the nanoscale may be achieved using energetic ion beams. In the present work, a complete study of self-assembled ripple pattern

• in a controlled manner on a wide variety of substrates with required dimensions. There are reports from 1960’s, by Cunningham et al. [1] and Navez et al. [2], on the production of submicron and nanoscale patterns by IBS. However, with the availability of high-resolution tools such as atomic force

Comparative electron microscopy particle sizing of TiO₂ pigments: sample preparation and measurement

• Ralf Theissmann,
• Christopher Drury,
• Markus Rohe,
• Thomas Koch,
• Jochen Winkler and
• Petr Pikal

Beilstein J. Nanotechnol. 2024, 15, 317–332, doi:10.3762/bjnano.15.29

• 100 nm boundary of the EU nanomaterial definition, but the TiO2 pigment manufacturing processes results in a finite nanoscale content fraction. This optically inefficient nanoscale fraction needs to be quantified in line with EU regulations. In this paper, we describe the measurement procedures used

• nanoscale fraction shows the largest deviations, but even here the reproducibility is good. The data were fitted under the assumption that the particle size has a log-normal distribution, the values μ* and σ* were calculated, and the Kolmogorov–Smirnov (KS) test was applied to test the significance of the

• also full spectral data are recorded. Laboratory experimental samples preparation Laboratory anatase samples with varying particle sizes were prepared to test the hypotheses that the optical properties of nanoscale TiO2 are different from pigmentary TiO2 and that the scattering power and blue or yellow

Exploring the relationships between physiochemical properties of nanoparticles and cell damage to combat cancer growth using simple periodic table-based descriptors

• Joyita Roy and
• Kunal Roy

Beilstein J. Nanotechnol. 2024, 15, 297–309, doi:10.3762/bjnano.15.27

• them effectively for regulated use. Although NMs are utilized in therapeutics, their cytotoxicity has attracted great attention. Nanoscale quantitative structure–property relationship (nano-QSPR) models can help in understanding the relationship between NMs and the biological environment and provide

• structural diversity of metal oxide nanoparticles (MeOx NPs) poses significant challenges in determining their toxic effect on living cells [14][15]. Works related to nanoscale toxicity modeling have been published [16][17][18][19][20] to predict the toxicity profile of MeOx NPs on various cell lines and

• species. The most important criterion to improve nanoscale toxicity models is the selection of the appropriate structural descriptors of NPs. Periodic table-based descriptors have been a promising tool in predicting toxicity profiles and risk assessment of MeOx NPs with high predictivity and

Vinorelbine-loaded multifunctional magnetic nanoparticles as anticancer drug delivery systems: synthesis, characterization, and in vitro release study

• Zeynep Özcan and
• Afife Binnaz Hazar Yoruç

Beilstein J. Nanotechnol. 2024, 15, 256–269, doi:10.3762/bjnano.15.24

• anticancer drugs while mitigating the adverse effects of large dosage administration [6][7]. Additionally, it offers several advantages, such as controlled release, targeted drug delivery, and improved stability [8]. Moreover, nanoscale drug delivery systems hold great promise for specific cancer treatments

• neurotransmitter naturally occurring in the brain and can spontaneously polymerize into polydopamine (PDA) under alkaline conditions without oxidants [22]. Polydopamine can form a coating with biocompatibility advantages, achieving up to 40% photothermal conversion efficiency, nanoscale dimensions, and

Quantitative wear evaluation of tips based on sharp structures

• Ke Xu and
• Houwen Leng

Beilstein J. Nanotechnol. 2024, 15, 230–241, doi:10.3762/bjnano.15.22

• topography images of standard nanoscale spherical particles and rectangular parallelepiped nanostructures of known shapes and to quantitatively estimate the shape of the tip by measuring the known nanostructures in advance. However, tip characterizers with fixed bodies present significant cost and

Multiscale modelling of biomolecular corona formation on metallic surfaces

• Parinaz Mosaddeghi Amini,
• Ian Rouse,
• Julia Subbotina and
• Vladimir Lobaskin

Beilstein J. Nanotechnol. 2024, 15, 215–229, doi:10.3762/bjnano.15.21

• biologically relevant molecules and nanoscale materials, such as aluminum, has become an increasingly important and intriguing area of research [4]. For long-term storage and preservation of prepared food, the choice of containers and utensils made from specific materials is essential [5]. For example, it was

Ion beam processing of DNA origami nanostructures

• Leo Sala,
• Agnes Zerolová,
• Violaine Vizcaino,
• Alain Mery,
• Alicja Domaracka,
• Hermann Rothard,
• Philippe Boduch,
• Dominik Pinkas and
• Jaroslav Kocišek

Beilstein J. Nanotechnol. 2024, 15, 207–214, doi:10.3762/bjnano.15.20

• method for nanofabrication such as FIB, which also happens to cover the low-energy interaction regime. The method is widely available as a complement to scanning electron microscopes. Focused ion beams allow for both subtractive and additive nanoscale manufacturing [31] and can also be used for chemical

• modifications, which can be further exploited in novel material processing at the nanoscale. Experimental DNA origami synthesis Rothemund 2D triangles were synthesized by mixing 6 nM M13mp18 scaffold ssDNA with 144 nM staple strands in 1× TAE buffer supplemented with 12.5 mM MgCl2 (folding buffer, FOB) and

Modification of graphene oxide and its effect on properties of natural rubber/graphene oxide nanocomposites

• Nghiem Thi Thuong,
• Le Dinh Quang,
• Vu Quoc Cuong,
• Cao Hong Ha,
• Nguyen Ba Lam and
• Seiichi Kawahara

Beilstein J. Nanotechnol. 2024, 15, 168–179, doi:10.3762/bjnano.15.16

• to vulcanized NR. Moreover, nanoscale carbon-derived materials such as graphene and GO pose limitations in traditional NR vulcanization due to their associated high production costs. However, when ultilized in small quantities, nanoscale carbon-derived materials demonstrate potential in graft

In situ optical sub-wavelength thickness control of porous anodic aluminum oxide

• Aleksandrs Dutovs,
• Raimonds Popļausks,
• Oskars Putāns,
• Vladislavs Perkanuks,
• Aušrinė Jurkevičiūtė,
• Tomas Tamulevičius,
• Uldis Malinovskis,
• Iryna Olyshevets,
• Donats Erts and
• Juris Prikulis

Beilstein J. Nanotechnol. 2024, 15, 126–133, doi:10.3762/bjnano.15.12

• applications in many fields of science and technology, including nanofabrication [1], optical coatings [2], sensing [3][4][5], and others [6]. Many synthesis protocols have been developed for precise control of the pore structure of PAAO [7], which allow for the creation of nanoscale patterns for various types

Assessing phytotoxicity and tolerance levels of ZnO nanoparticles on Raphanus sativus: implications for widespread adoptions

• Pathirannahalage Sahan Samuditha,
• Nadeesh Madusanka Adassooriya and
• Nazeera Salim

Beilstein J. Nanotechnol. 2024, 15, 115–125, doi:10.3762/bjnano.15.11

• toxicity of nanoscale agrochemicals and the unknown risks to the environment and humans have been gaining greater attention [9]. The application of ZnO NPs to the soil as fertilizers and pesticides has given rise to increasing usage of ZnO NPs in consumer products and agriculture [15]. The global yearly

Development and characterization of potential larvicidal nanoemulsions against Aedes aegypti

• Jonatas L. Duarte,
• Leonardo Delello Di Filippo,
• Anna Eliza Maciel de Faria Mota Oliveira,
• Rafael Miguel Sábio,
• Gabriel Davi Marena,
• Tais Maria Bauab,
• Cristiane Duque,
• Vincent Corbel and
• Marlus Chorilli

Beilstein J. Nanotechnol. 2024, 15, 104–114, doi:10.3762/bjnano.15.10

• , leading to the generation of dispersed material on a nanoscale [15]. The low-energy methods are characterized by the use and control of the chemical energy of the system in the formation of droplets on the nanoscale. A crucial point is that these systems can be obtained at low cost and with eco-friendly

Berberine-loaded polylactic acid nanofiber scaffold as a drug delivery system: The relationship between chemical characteristics, drug-release behavior, and antibacterial efficiency

• Le Thi Le,
• Hue Thi Nguyen,
• Liem Thanh Nguyen,
• Huy Quang Tran and
• Thuy Thi Thu Nguyen

Beilstein J. Nanotechnol. 2024, 15, 71–82, doi:10.3762/bjnano.15.7

• observed by scanning electron microscopy (SEM, Figure 1). The BBR powder appeared as aggregates of rods in the micrometer size (Figure 1a), while BBR NPs were formed as nanoscale rectangles (Figure 1b). The electrospun PLA nanofibers showed bead-free and uniform morphology with fiber diameter in the range

Curcumin-loaded nanostructured systems for treatment of leishmaniasis: a review

• Douglas Dourado,
• Thayse Silva Medeiros,
• Éverton do Nascimento Alencar,
• Edijane Matos Sales and
• Fábio Rocha Formiga

Beilstein J. Nanotechnol. 2024, 15, 37–50, doi:10.3762/bjnano.15.4

• ]. Although this nanostructured system is a promising carrier, further in vitro and in vivo studies are necessary to evaluate such improvements for curc or other leishmanicidal drugs. Nanoliposomes Nanoliposomes are nanoscale lipid bilayer vesicles mainly composed of phospholipids. These systems (small

• , respectively. Additionally, this nanosystem proved to be biocompatible with skin fibroblasts (in vitro). However, neither the cell viability of this system in healthy macrophages nor models of parasite infection in this cell type were evaluated. Considering that the nanoscale platform approved by the FDA and

• indicators, without evidence of nitric oxide or TNFα production [95]. In this perspective, NLCs have been a nanoscale platform with promising results aimed at encapsulating anti-leishmanial drugs. This encourages further studies to better understand how NLCs might affect the mechanisms of action of curc when

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

• address all these issues related to PZQ and bring new treatment alternatives [10]. Nanotechnology involves the creation and use of materials and technologies at the nanoscale, while nanomedicine focuses on the application of nanotechnology to treat, monitor, and prevent diseases [11]. Nanomedicine uses