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Search for "nano" in Full Text gives 835 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

Bioinspired nanofilament coatings for scale reduction on steel

  • Siad Dahir Ali,
  • Mette Heidemann Rasmussen,
  • Jacopo Catalano,
  • Christian Husum Frederiksen and
  • Tobias Weidner

Beilstein J. Nanotechnol. 2025, 16, 25–34, doi:10.3762/bjnano.16.3

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  • SNFs. These filaments have been developed for coatings on polymers [10][11][12], textiles [12][13][14][15][16][17], aluminium and titanium [11][12], and glass [11][12][13][18][19], to replicate the water-repelling effects observed in nature [13][18][20][21]. Coatings with nano- or micrometer-sized
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Published 09 Jan 2025

Mechanistic insights into endosomal escape by sodium oleate-modified liposomes

  • Ebrahim Sadaqa,
  • Satrialdi,
  • Fransiska Kurniawan and
  • Diky Mudhakir

Beilstein J. Nanotechnol. 2024, 15, 1667–1685, doi:10.3762/bjnano.15.131

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  • photon correlation spectroscopy, employing a Delsa Nano C Particle Size Analyzer (Beckman Coulter, West Sacramento, CA, USA). The analysis was conducted in two different pH environments, that is, at pH 7.4 and at pH 5.0; the latter was achieved by adjusting the solution with 0.1 M HCl. Resazurin-based
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Published 30 Dec 2024

Facile synthesis of size-tunable L-carnosine-capped silver nanoparticles and their role in metal ion sensing and catalytic degradation of p-nitrophenol

  • Akash Kumar,
  • Ridhima Chadha,
  • Abhishek Das,
  • Nandita Maiti and
  • Rayavarapu Raja Gopal

Beilstein J. Nanotechnol. 2024, 15, 1576–1592, doi:10.3762/bjnano.15.124

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  • (Nano ZS, Malvern, UK). The hydrodynamic size of ʟ-car-AgNPs was measured by placing them in 1 mL disposable cuvettes (DTS0012), while the zeta potential was measured using zeta cuvettes (ZEN1020). The ʟ-car-AgNPs samples were observed under a transmission electron microscope (TEM, 120 kV, FEI Tecnai
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Published 06 Dec 2024

The round-robin approach applied to nanoinformatics: consensus prediction of nanomaterials zeta potential

  • Dimitra-Danai Varsou,
  • Arkaprava Banerjee,
  • Joyita Roy,
  • Kunal Roy,
  • Giannis Savvas,
  • Haralambos Sarimveis,
  • Ewelina Wyrzykowska,
  • Mateusz Balicki,
  • Tomasz Puzyn,
  • Georgia Melagraki,
  • Iseult Lynch and
  • Antreas Afantitis

Beilstein J. Nanotechnol. 2024, 15, 1536–1553, doi:10.3762/bjnano.15.121

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  • relationship (QSPR/QSFR) modelling, read-across, and deep learning models. Mikolajczyk et al. [16] implemented a consensus nano-QSPR scheme for the prediction of the ZP of metal oxide nanoparticles (NPs) based on the size and a quantum mechanical descriptor encoding the energy of the highest occupied molecular
  • the ZP in media besides water. Wyrzykowska et al. [32] proposed a nano-QSPR model for the prediction of the ZP of 15 NPs in a low-concentration KCl solution considering the NPs’ ZP in water and the periodic number of the NPs metal. Read-across approaches presented to date include a k-nearest
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Published 29 Nov 2024

Green synthesis of carbon dot structures from Rheum Ribes and Schottky diode fabrication

  • Muhammed Taha Durmus and
  • Ebru Bozkurt

Beilstein J. Nanotechnol. 2024, 15, 1369–1375, doi:10.3762/bjnano.15.110

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  • TALOS F200S TEM 200 kV, Malvern Zetasizer Nano ZSP, PANalytical X-ray diffractometer, Bruker VERTEX 70v, Specs‐Flex with a standard Al X‐ray source, WITech alpha 300R, VAKSIS PVD Handy, Zeiss Sigma 300, KEITLEY 2400 picoammeter/voltage source, Shimadzu UV-1800 spectrophotometer, and Agilent Technologies
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Published 07 Nov 2024

Out-of-plane polarization induces a picosecond photoresponse in rhombohedral stacked bilayer WSe2

  • Guixian Liu,
  • Yufan Wang,
  • Zhoujuan Xu,
  • Zhouxiaosong Zeng,
  • Lanyu Huang,
  • Cuihuan Ge and
  • Xiao Wang

Beilstein J. Nanotechnol. 2024, 15, 1362–1368, doi:10.3762/bjnano.15.109

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  • Guixian Liu Yufan Wang Zhoujuan Xu Zhouxiaosong Zeng Lanyu Huang Cuihuan Ge Xiao Wang Key Laboratory for Micro-Nano Physics and Technology of Hunan Province, College of Materials Science and Engineering, School of Physics and Electronics, Hunan University, Changsha, 410082, China 10.3762/bjnano
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Published 06 Nov 2024

Nanoarchitectonics with cetrimonium bromide on metal nanoparticles for linker-free detection of toxic metal ions and catalytic degradation of 4-nitrophenol

  • Akash Kumar and
  • Raja Gopal Rayavarapu

Beilstein J. Nanotechnol. 2024, 15, 1312–1332, doi:10.3762/bjnano.15.106

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  • nanostructures were measured using an Epoch2 spectrophotometer (BioTek, USA). Hydrodynamic radius and polydispersity index (PDI) were measured using dynamic light scattering (Zetasizer Nano ZS, Malvern, UK). The zeta potential measurements were conducted to determine the surface charge for both isotropic and
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Published 04 Nov 2024

Mn-doped ZnO nanopowders prepared by sol–gel and microwave-assisted sol–gel methods and their photocatalytic properties

  • Cristina Maria Vlăduț,
  • Crina Anastasescu,
  • Silviu Preda,
  • Oana Catalina Mocioiu,
  • Simona Petrescu,
  • Jeanina Pandele-Cusu,
  • Dana Culita,
  • Veronica Bratan,
  • Ioan Balint and
  • Maria Zaharescu

Beilstein J. Nanotechnol. 2024, 15, 1283–1296, doi:10.3762/bjnano.15.104

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  • investigated every 30 min by a gas chromatograph (Buck Scientific) equipped with molecular sieve 5 Å and Haysept columns. The photocatalytic experiments were triplicates, and the represented data are the mean values. Zeta potential measurements were conducted using a Beckman Coulter Delsa Nano C analyzer (Brea
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Published 28 Oct 2024

New design of operational MEMS bridges for measurements of properties of FEBID-based nanostructures

  • Bartosz Pruchnik,
  • Krzysztof Kwoka,
  • Ewelina Gacka,
  • Dominik Badura,
  • Piotr Kunicki,
  • Andrzej Sierakowski,
  • Paweł Janus,
  • Tomasz Piasecki and
  • Teodor Gotszalk

Beilstein J. Nanotechnol. 2024, 15, 1273–1282, doi:10.3762/bjnano.15.103

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  • [38], but this technique is difficult to apply in SEM chambers (the ultimate working environment for opMEMS) because of the difficulty of obtaining a controlled magnetic field inside. In the experiments, the resonance of the opMEMS was measured outside the vacuum chamber using a SIOS nano vibration
  • effect using operational microelectromechanical systems” (Grant No. 2020/37/B/ST7/03792) and PRELUDIUM-21 grant “Nanometrology of field emission phenomena from electron beam deposited nanowires operating as nano- and picodeflection sensors – FEmet” (Grant No. 2022/45/N/ST7/03049) with help from the
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Published 23 Oct 2024

Synthesis, characterization and anticancer effect of doxorubicin-loaded dual stimuli-responsive smart nanopolymers

  • Ömür Acet,
  • Pavel Kirsanov,
  • Burcu Önal Acet,
  • Inessa Halets-Bui,
  • Dzmitry Shcharbin,
  • Şeyda Ceylan Cömert and
  • Mehmet Odabaşı

Beilstein J. Nanotechnol. 2024, 15, 1189–1196, doi:10.3762/bjnano.15.96

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  • . Scanning electron microscopy (SEM, Leo 440) was utilized for morphological characterizations of the SNPs; lyophilized SNPs were coated with gold, and the samples were placed in the SEM. The zeta potential the of DOX-SNPs was measured by using a Nano Zetasizer (NanoS, Malvern Instruments, London, UK
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Published 26 Sep 2024

Quantum-to-classical modeling of monolayer Ge2Se2 and its application in photovoltaic devices

  • Anup Shrivastava,
  • Shivani Saini,
  • Dolly Kumari,
  • Sanjai Singh and
  • Jost Adam

Beilstein J. Nanotechnol. 2024, 15, 1153–1169, doi:10.3762/bjnano.15.94

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  • Anup Shrivastava Shivani Saini Dolly Kumari Sanjai Singh Jost Adam Computational Materials and Photonics (CMP), Department of Electrical Engineering and Computer Science, University of Kassel, Kassel, Germany Computational Nano-Material Research Lab (CNMRL), Indian Institute of Information
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Published 11 Sep 2024

Introducing third-generation periodic table descriptors for nano-qRASTR modeling of zebrafish toxicity of metal oxide nanoparticles

  • Supratik Kar and
  • Siyun Yang

Beilstein J. Nanotechnol. 2024, 15, 1142–1152, doi:10.3762/bjnano.15.93

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  • of their unique properties. However, their size, surface area, and reactivity can cause toxicity, potentially leading to oxidative stress, inflammation, and cellular or DNA damage. In this study, a nano-quantitative structure–toxicity relationship (nano-QSTR) model was initially developed to assess
  • zebrafish toxicity for 24 MONPs. Previously established 23 first- and second-generation periodic table descriptors, along with five newly proposed third-generation descriptors derived from the periodic table, were employed. Subsequently, to enhance the quality and predictive capability of the nano-QSTR
  • model, a nano-quantitative read across structure–toxicity relationship (nano-qRASTR) model was created. This model integrated read-across descriptors with modeled descriptors from the nano-QSTR approach. The nano-qRASTR model, featuring three attributes, outperformed the previously reported simple QSTR
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Published 10 Sep 2024

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

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  • fabrication of nano-optical components, where the actual geometry in combination with the material composition governs the optical response of the device [13]. However, typically a dominant carbon portion is present in the deposit due to the use of organometallic precursors [9][14], which poses practical
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Published 26 Aug 2024

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

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  • NPs, yielding sustained release of the medicine and promising results as a transmucosal DDSs for hydrophobic medicines. Another enhanced cancer drug delivery system was developed by Iranian scientists. They conceived a nanoparticles-in-nanofibers DDS, which they called nano-in-nano delivery technique
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Published 22 Aug 2024

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

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  • , wherein the implant bears an excessive load, consequently, causing bone resorption [132]. Coating with nanostructured carbon is a strategy to both reduce wear and improve load across the implant region. As mentioned by Zhang et al. [133], a nano- or micrometric thick layer of CNTs induced the ability of
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Published 16 Aug 2024

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

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  • Anorganische und Physikalische Chemie, Technical University of Darmstadt, 64287 Darmstadt, Germany 10.3762/bjnano.15.84 Abstract A new 3D micro-nano integrated M-shaped carbon nanotube (CNT) architecture was designed and fabricated. It is based on vertically aligned carbon nanotube arrays composed of low
  • integration techniques make it important for real-time broadband imaging systems. Keywords: 3D micro-nano architecture; blackbody absorption; CNT microbolometer; high responsivity; high spatial resolution; Introduction Non-cryogenic infrared (IR) microbolometers represent a cutting-edge technology with
  • numerous advantages at room temperature operation. New thermally isolated micro-nano architectures equipped with integrated temperature sensors should outperform their predecessors regarding various critical aspects, such as ultra-broadband detection from ultraviolet (UV) to terahertz radiation [1
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Published 15 Aug 2024

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

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  • multifaceted crystal surface, and their shape remains almost constant regardless of temperature variations. The smaller NPs have a smoother and more spherical surface, and their shape varies greatly with temperature. By studying the variation of nano-descriptors commonly employed in QSAR models, a qualitative
  • information regarding the toxicity and reactivity of these NPs by monitoring the behaviour of nano-descriptors commonly employed in quantitative structure–activity relationship (QSAR) models and by measuring the water–NP energetic interactions. The extracted information from our simulations complements
  • signifies the occurrence of a phase transition in a cluster of atoms. Additional atomic parameters are the average potential energy, force, and coordination number per atom. These quantities have also been employed as descriptors in nano-QSAR models to successfully predict the toxicity of NPs [73][74][75
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Published 07 Aug 2024

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

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  • , bone regeneration, dermal patches, antimicrobial wound care, and cardiovascular grafts. Many industrial-scale electrospinning apparatuses have been developed by different companies, such as NanospiderTM (Elmarco s.r.o.) [99], Nanospinner 416 (Inovenso) [100], and INFL8100 (Fanavaran Nano-Meghyas (FNM
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Published 25 Jul 2024

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

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  • to the surface of ENMOs to modify their properties and, specifically, the cellular uptake. A lot of computational studies (Table 1) have been reported using nanoscale quantitative structure–activity relationship (nano-QSAR) models (predominantly regression-based) that specifically employ the cellular
  • uptake in the PaCa2 cell line [22][23][24][25][26][27]. In the current study, we have performed a distinctive approach by developing nano-QSAR machine learning-based classification models that encompass not only the cellular uptake data of the PaCa2 cell line but also the two additional cell lines HUVEC
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Published 22 Jul 2024

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

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  • is present in the complex Au(acac)Me2, and its protonation could be a possible fragmentation pathway for the complex. Experimental General Deposition experiments were performed in a Thermo Fisher Scientific (TFS) Nova Nano Lab 600i dual-beam system. Standard TFS gas injection systems (GISs) were used
  • protocol for water-assisted purification during deposition, as reported in [22], with the deposition conditions achievable in the Nova Nano Lab dual-beam system, first deposition experiments of gold were performed from the Au(acac)Me2 precursor with and without water injection during deposition
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Published 18 Jul 2024

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

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  • of chemicals to direct synthetic advances, perform massive screenings, and even to register new substances according to international regulations. Currently, nanoscale QSAR (nano-QSAR) models, adapting this methodology to predict the intrinsic features of nanomaterials (NMs) and quantitatively assess
  • component of the nanoform (core, surface, or structure) and also experimental features (related to the nanomaterial’s behavior, preparation, or test conditions) that indirectly reflect its structure. Keywords: descriptors; nanomaterials; nano-QSAR; QSAR; toxicity; Introduction Computational techniques of
  • structure of NMs [5][6][7]. The first described nano-QSAR model is from 2009 [8], but the number of relevant nano-QSAR models is growing significantly because new nanoscale descriptors are found [6], and more information on NMs is progressively generated, opening new ways of improving nano-QSARs. This is an
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Published 11 Jul 2024

When nanomedicines meet tropical diseases

  • Eder Lilia Romero,
  • Katrien Van Bocxlaer and
  • Fabio Rocha Formiga

Beilstein J. Nanotechnol. 2024, 15, 830–832, doi:10.3762/bjnano.15.69

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  • , Morilla and collaborators presented a critical review on nanomedicines and Chagas disease, highlighting the potential of oral nanocrystals and parenteral nano-immunostimulants to treat this NTD [3]. Moving to leishmaniases, Verçoza et al. evaluated the therapeutic potential of green superparamagnetic iron
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Published 08 Jul 2024

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

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  • of 1 mL of each sample after one wash was taken into consideration for the measurement. The absorbance range was set to 300–900 nm during all measurements. The zeta potential measurement was performed using a Zetasizer (Nano ZS, Malvern UK). The sample was transferred into a DTS1070 cuvette and the
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Published 07 Jun 2024

AFM-IR investigation of thin PECVD SiOx 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

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  • Hendrik Muller Hartmut Stadler Teresa de los Arcos Adrian Keller Guido Grundmeier Technical and Macromolecular Chemistry, Paderborn University, Warburger Str. 100, 33098 Paderborn, Germany Bruker Nano Surfaces and Metrology Division, Östliche Rheinbrückenstr. 49, 76187 Karlsruhe, Germany 10.3762
  • crystal microbalance (QCM) during deposition. Samples were prepared with a SiOx thickness of 5 nm and 50 nm. The PECVD process is described elsewhere [16]. Surface and thin film analysis The infrared spectroscopic studies were performed using an Anasys NanoIR 3s system from Bruker Nano GmbH, Germany
  • spectroscopy (NAP-XPS) using a NAP-XPS system with a Phoibos150 NAP analyzer from Specs Surface Nano Analysis GmbH. The setup has a µ-FOCUS 600 X-ray monochromator NAP source working with monochromatic Al Kα radiation at 1468.7 eV. The power was set to 50 W for all measurements. For the environmental charge
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Published 24 May 2024

Radiofrequency enhances drug release from responsive nanoflowers for hepatocellular carcinoma therapy

  • Yanyan Wen,
  • Ningning Song,
  • Yueyou Peng,
  • Weiwei Wu,
  • Qixiong Lin,
  • Minjie Cui,
  • Rongrong Li,
  • Qiufeng Yu,
  • Sixue Wu,
  • Yongkang Liang,
  • Wei Tian and
  • Yanfeng Meng

Beilstein J. Nanotechnol. 2024, 15, 569–579, doi:10.3762/bjnano.15.49

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  • measured by a Malvern Zetasizer Nano ZS instrument (Nano ZS90, Malvern, UK). A 2 mg NF sample was added into 1 mL of deionized water and directly detected by ZS90. The detection angle was 90 degrees. The compositions were also analyzed using Fourier-transform infrared spectroscopy (Nicolet iS50, Thermo
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Published 22 May 2024
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