Green SPIONs as a novel highly selective treatment for leishmaniasis: an in vitro study against Leishmania amazonensis intracellular amastigotes

• Brunno R. F. Verçoza,
• Robson R. Bernardo,
• Luiz Augusto S. de Oliveira and
• Juliany C. F. Rodrigues

Beilstein J. Nanotechnol. 2023, 14, 893–903, doi:10.3762/bjnano.14.73

• , the ability for magnetic manipulation, the possibility of being used in magnetic resonance imaging, and the ability to generate controlled heat non-invasively when exposed to an alternating magnetic field [7][8]. In 2019, our group published an article describing a low-cost green synthesis of SPIONs

Silver-based SERS substrates fabricated using a 3D printed microfluidic device

• Phommachith Sonexai,
• Minh Van Nguyen,
• Bui The Huy and
• Yong-Ill Lee

Beilstein J. Nanotechnol. 2023, 14, 793–803, doi:10.3762/bjnano.14.65

• NPs are necessary for Ag-based SERS substrates to function well. The microfluidic approach is a technique for the fine control and manipulation of fluids, in which capillary penetration is limited to the micrometer scale and mass transport dominates [9][10]. Microfluidic devices are used in various

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

• Guangdong Wang Zhanghua Han Shandong Provincial Key Laboratory of Optics and Photonic Devices, Center of Light Manipulation and Applications, School of Physics and Electronics, Shandong Normal University, Jinan 250358, China 10.3762/bjnano.14.53 Abstract Light can exert radiation pressure on any

• manipulation of nanoparticles by optical forces. It is important to use low-power lasers to achieve efficient trapping and avoid any harmful heating effects. Keywords: all-dielectric nanostructures; anapole; optical force; quasi-bound states in the continuum; toroidal dipole; Introduction Optical forces have

• strong laser beam generates a piconewton level of force, which can be used to manipulate small dielectric particles, including biological entities such as DNA, enzymes, and cells. The underlying physics of nanoparticle manipulation by optical tweezers can be interpreted as the trend of the particle to

Nanoarchitectonics to entrap living cells in silica-based systems: encapsulations with yolk–shell and sepiolite nanomaterials

• Celia Martín-Morales,
• Jorge Fernández-Méndez,
• Pilar Aranda and
• Eduardo Ruiz-Hitzky

Beilstein J. Nanotechnol. 2023, 14, 522–534, doi:10.3762/bjnano.14.43

• nanoarchitectonics approach involves the manipulation at the nanometre or molecular level, using chemical reactions, processes of self-assembly and self-organization, as well as modulation under external stimuli. This strategy represents a path of great interest to develop new biohybrid materials harbouring

Molecular nanoarchitectonics: unification of nanotechnology and molecular/materials science

• Katsuhiko Ariga

Beilstein J. Nanotechnol. 2023, 14, 434–453, doi:10.3762/bjnano.14.35

• , fabrication engineering, and bio-related science (Figure 1) [51][52]. Materials synthesis by nanoarchitectonics is envisioned to integrate and use various processes [53]. For example, physical/chemical material transformation, atomic/molecular manipulation, self-assembly/self-organization, arrangement and

• . Functional exploration through material accumulation and organization has also been widely conducted. The manipulation of precise molecular alignments and photochemical properties through multiple electrostatic interactions with two-dimensional clay mineral nanosheets has been summarized by Ishida [102]. Yue

• molecules was also realized. Kawai et al. synthesized three-dimensional graphene nanoribbons by surface chemistry and showed that local probe chemistry can be used to add different molecules by tip manipulation [115]. Specifically, they demonstrated that radicals created by tip-induced debromination can be

Plasmonic nanotechnology for photothermal applications – an evaluation

• A. R. Indhu,
• L. Keerthana and
• Gnanaprakash Dharmalingam

Beilstein J. Nanotechnol. 2023, 14, 380–419, doi:10.3762/bjnano.14.33

• absorbed light to heat by these particles, has led to thriving research regarding the utilization of plasmonic nanoparticles for a myriad of applications. The design of conventional nanomaterials for PT conversion has focussed predominantly on the manipulation of photon absorption through bandgap

• characteristics such as the wavelength in plasmon resonance can be tuned and controlled by the properties of the nanoparticle such as size, shape, proximity to other particles, as well as the surrounding medium [6]. Indeed, advancements in such manipulation at the nanoscale has aided the use of plasmonic

Quasi-guided modes resulting from the band folding effect in a photonic crystal slab for enhanced interactions of matters with free-space radiations

• Kaili Sun,
• Yangjian Cai,
• Uriel Levy and
• Zhanghua Han

Beilstein J. Nanotechnol. 2023, 14, 322–328, doi:10.3762/bjnano.14.27

• Kaili Sun Yangjian Cai Uriel Levy Zhanghua Han Shandong Provincial Key Laboratory of Optics and Photonic Devices, Center of Light Manipulation and Applications, School of Physics and Electronics, Shandong Normal University, Jinan 250358, China Department of Applied Physics, The Hebrew University

• enhancement are central for the manipulation of light–matter interactions. Optical resonators of various forms have been exploited for this purpose. What follows are a few representative examples investigated in the last several decades: Photonic crystal cavities are realized when small disorders or defects

Recent progress in cancer cell membrane-based nanoparticles for biomedical applications

• Qixiong Lin,
• Yueyou Peng,
• Yanyan Wen,
• Xiaoqiong Li,
• Donglian Du,
• Weibin Dai,
• Wei Tian and
• Yanfeng Meng

Beilstein J. Nanotechnol. 2023, 14, 262–279, doi:10.3762/bjnano.14.24

• ., magnetic resonance imaging, heat production, magnetic manipulation, and enzyme mimics) [99]. Tumor ablation based on magnetothermy is safe for humans as the energy of the magnetic field is only absorbed by magnetic NPs and not by normal tissue [79]. However, magnetic NPs are prone to aggregation and

Spin dynamics in superconductor/ferromagnetic insulator hybrid structures with precessing magnetization

• Yaroslav V. Turkin and
• Nataliya Pugach

Beilstein J. Nanotechnol. 2023, 14, 233–239, doi:10.3762/bjnano.14.22

• ; Introduction Creation and manipulation of spin flows in superconducting hybrid systems have become a very active research area during the last decade because of the possibility to create spin supercurrents with much larger relaxation lengths and spin lifetimes [1]. The creation of persistent spin currents in

Characterisation of a micrometer-scale active plasmonic element by means of complementary computational and experimental methods

• Ciarán Barron,
• Giulia Di Fazio,
• Samuel Kenny,
• Silas O’Toole,
• Robin O’Reilly and
• Dominic Zerulla

Beilstein J. Nanotechnol. 2023, 14, 110–122, doi:10.3762/bjnano.14.12

• controlling electromagnetic fields at the nanoscale through external manipulation of the materials’ properties. Here, we present the characterisation of a recently developed active plasmonic element [5] through two complementary experimental methods. Active plasmonic elements have applications in future

• external manipulation changes the properties of the device. Characterisation of both localised temperature distribution and optical constants plays a key role for further applications and is required to optimise the operation parameters for the active plasmonic element. Previous studies [23][24

Gap-directed chemical lift-off lithographic nanoarchitectonics for arbitrary sub-micrometer patterning

• Chang-Ming Wang,
• Hong-Sheng Chan,
• Chia-Li Liao,
• Che-Wei Chang and
• Wei-Ssu Liao

Beilstein J. Nanotechnol. 2023, 14, 34–44, doi:10.3762/bjnano.14.4

• is fixed. Comparably, stamp structure collapsing is enhanced when the pillar side-to-side distance is increased under a maintained feature height. Manipulation of these two stamp structural parameters allows the control of generated surface pattern geometries (Figure 2B–D). As revealed in Figure 2C

• concept on advancing current CLL process resolution through straightforward experimental designs, i.e., interfacial gap creation. To demonstrate the gap manipulation on CLL process capability improvements, a lowered stamp feature height is employed while other structural parameters are fixed. PDMS stamps

Studies of probe tip materials by atomic force microscopy: a review

• Ke Xu and
• Yuzhe Liu

Beilstein J. Nanotechnol. 2022, 13, 1256–1267, doi:10.3762/bjnano.13.104

• fusion method to make the tip diameter about one μm with a micro-manipulation syringe. The gold and silver nanowires are sucked into the tube at one end, and then the fiber tube is fused with the gold and silver nanowires. When the laser is introduced from one end of the fiber, the light propagates from

Electrocatalytic oxygen reduction activity of AgCoCu oxides on reduced graphene oxide in alkaline media

• Iyyappan Madakannu,
• Indrajit Patil,
• Bhalchandra Kakade and
• Kasibhatta Kumara Ramanatha Datta

Beilstein J. Nanotechnol. 2022, 13, 1020–1029, doi:10.3762/bjnano.13.89

• atomic-level manipulation using established materials chemistry concepts towards the assembly of functional nanoarchitectonics [25][26][27]. The assembly of nanoscale objects through combination and in situ growth routes, leading to high-performance nanoarchitectonics, is an interesting strategy. An

Recent advances in nanoarchitectures of monocrystalline coordination polymers through confined assembly

• Lingling Xia,
• Qinyue Wang and
• Ming Hu

Beilstein J. Nanotechnol. 2022, 13, 763–777, doi:10.3762/bjnano.13.67

• harsher conditions, such as higher temperatures, and can be released as needed. This finding shows great potential in applications such as nanomedicine, biospecimen preservation, biosensing, and cell and virus manipulation. The related reports have been nicely summarized in a recent review (Figure 3) [105

• . This content is not subject to CC BY 4.0. Monocrystalline coordination polymers encapsulated with bioentities and their applications in nanomedicine, biospecimen preservation, biosensing, and cell and virus manipulation. Figure 3 was reproduced from [105] (© 2021 M. D. Velásquez-Hernández et al

A comprehensive review on electrospun nanohybrid membranes for wastewater treatment

• Senuri Kumarage,
• Imalka Munaweera and
• Nilwala Kottegoda

Beilstein J. Nanotechnol. 2022, 13, 137–159, doi:10.3762/bjnano.13.10

• high porosity, interconnected pore structures, and the easy manipulation of membrane morphology and mechanical strength has made electrospun membranes a viable substitute for conventional membranes. Most of the membrane development researches have focused on the alleviation of fouling of the membranes

Effect of lubricants on the rotational transmission between solid-state gears

• Huang-Hsiang Lin,
• Jonathan Heinze,
• Alexander Croy,
• Rafael Gutiérrez and
• Gianaurelio Cuniberti

Beilstein J. Nanotechnol. 2022, 13, 54–62, doi:10.3762/bjnano.13.3

• situation becomes very different since a continuum description of the materials might not be sufficient. The development of the atomic force microscope (AFM) [19] and the scanning tunneling microscope (STM) [20][21] has allowed for visualization and manipulation of nanoscale gears [22]. Those gears can be

Topographic signatures and manipulations of Fe atoms, CO molecules and NaCl islands on superconducting Pb(111)

• Carl Drechsel,
• Philipp D’Astolfo,
• Jung-Ching Liu,
• Thilo Glatzel,
• Rémy Pawlak and
• Ernst Meyer

Beilstein J. Nanotechnol. 2022, 13, 1–9, doi:10.3762/bjnano.13.1

• demonstrated. We show a general propensity of these adsorbates to diffuse at low temperature under gentle scanning conditions. Our findings provide new insights into high-resolution probe microscopy imaging with terminated tips, decoupling atoms and molecules by NaCl islands or tip-induced lateral manipulation

• of iron atoms on top of the prototypical Pb(111) superconducting surface. Keywords: carbon monoxide (CO); lateral manipulation; NaCl; scanning tunneling microscopy; superconductivity; Introduction The most exciting manifestation of topological superconductivity [1][2][3] is the Majorana zero mode

• is, however, astonishing that most recent advances in manipulation experiments or contrast enhancement with functionalized tips are hitherto at their infancy, when studying a superconducting surface by STM/AFM. Although the earliest proposal for observing MZMs suggested to reposition Fe adatoms one

Impact of electron–phonon coupling on electron transport through T-shaped arrangements of quantum dots in the Kondo regime

• Patryk Florków and
• Stanisław Lipiński

Beilstein J. Nanotechnol. 2021, 12, 1209–1225, doi:10.3762/bjnano.12.89

• embedded in a freestanding GaAs/AlGaAs membrane [44][45][46][47][48]. It has been shown that morphology manipulation of semiconductor QDs such as size, shape, strain distribution, or inhomogenities can influence the coupling strength of electron–phonon (e–ph) interactions [49]. The phononic effects appears

Self-assembly of amino acids toward functional biomaterials

• Huan Ren,
• Lifang Wu,
• Lina Tan,
• Yanni Bao,
• Yuchen Ma,
• Yong Jin and
• Qianli Zou

Beilstein J. Nanotechnol. 2021, 12, 1140–1150, doi:10.3762/bjnano.12.85

• as functional materials it can be difficult to arrange assembled nanostructures at both microscopic and macroscopic scales [10]. Also, fine manipulation of noncovalent interactions and corresponding peptide and protein nanostructures remains a huge challenge [24]. Amino acids are the major components

Molecular assemblies on surfaces: towards physical and electronic decoupling of organic molecules

• Sabine Maier and
• Meike Stöhr

Beilstein J. Nanotechnol. 2021, 12, 950–956, doi:10.3762/bjnano.12.71

• assemblies physically and electronically from a (strongly) interacting support is briefly reviewed. The molecule–substrate decoupling can either be achieved by suitable molecular design or manipulation of the molecular building blocks, or passivation of the substrate. Molecular engineering approaches include

• tip of a scanning probe microscope and mechanically lifted from the metallic surface such that they hang freely between metal contacts. This manipulation technique allows for measuring, amongst others, the electronic conductance, magnetic properties, reversible switching, and electroluminescence of

• free-standing molecules [12][13][14][15][16]. Physical decoupling strategies involving the design or manipulation of the molecular building block significantly limit the selection of building blocks and often hinder probing molecular properties with intramolecular resolution. Therefore, modifications

The role of deep eutectic solvents and carrageenan in synthesizing biocompatible anisotropic metal nanoparticles

• Nabojit Das,
• Akash Kumar and
• Raja Gopal Rayavarapu

Beilstein J. Nanotechnol. 2021, 12, 924–938, doi:10.3762/bjnano.12.69

• of DESs facilitates rapid nucleation yielding tiny particles that undergo Ostwald ripening through a slow process, allowing for the manipulation on the nanoscale with controlled crystal growth. Plasmonic metal nanoparticle synthesis using DESs Plasmonic metal nanoparticles, such as gold, silver, and

The role of convolutional neural networks in scanning probe microscopy: a review

• Ido Azuri,
• Irit Rosenhek-Goldian,
• Neta Regev-Rudzki,
• Georg Fantner and
• Sidney R. Cohen

Beilstein J. Nanotechnol. 2021, 12, 878–901, doi:10.3762/bjnano.12.66

Comprehensive review on ultrasound-responsive theranostic nanomaterials: mechanisms, structures and medical applications

• Sepand Tehrani Fateh,
• Lida Moradi,
• Elmira Kohan,
• Michael R. Hamblin and
• Amin Shiralizadeh Dezfuli

Beilstein J. Nanotechnol. 2021, 12, 808–862, doi:10.3762/bjnano.12.64

Recent progress in actuation technologies of micro/nanorobots

• Ke Xu and
• Bing Liu

Beilstein J. Nanotechnol. 2021, 12, 756–765, doi:10.3762/bjnano.12.59

• a magnetically actuated robotic system capable of fully automated manipulation of cells and microbeads and prepared a magnetic U-shaped robot, which was actuated with five electromagnetic coil controllers to generate a gradient magnetic field. In order to prepare a magnetic U-shaped robot, magnetic

• cancer, Wang et al. [22] developed a new type of micro/nanorobot, which can observe the state of cancer. This robot uses multi-stage magnetic tweezers for manipulation, which can precisely move in living cells. The multi-stage magnetic tweezers are composed of six magnetic poles and six coils, installed

• ultrasonic actuation mechanism. By generating an acoustic radiation force in a standing wave to capture and move particles, it was possible to realize drug particle/cell manipulation and micro/nanorobot actuation in clinical biology and medicine. An ultrasonic transducer and an electric linear platform were

Recent progress in magnetic applications for micro- and nanorobots

• Ke Xu,
• Shuang Xu and
• Fanan Wei

Beilstein J. Nanotechnol. 2021, 12, 744–755, doi:10.3762/bjnano.12.58

• iron oxide nanoparticles [46] has advantages over magnetic surface coatings, such as cobalt or nickel. Diamagnetic nanoparticles Applying an external magnetic force to manipulate the MNRs has become a frontier field of research. Uvet et al. [47] proposed a new microrobot manipulation technology based

• trigger drug release. The fabrication method of Chen’s team yielded not only easily adjustable length and diameter of the nanowires, but also excellent interface coupling between the piezoelectric and magnetostrictive phases. It enabled precise magnetic manipulation on patterned surfaces and 3D swimming