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Search for "mechanical" in Full Text gives 1094 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

Dendrimer-modified carbon nanotubes for the removal and recovery of heavy metal ions from water

  • Thao Quynh Ngan Tran,
  • Huu Trung Nguyen,
  • Subodh Kumar and
  • Xuan Thang Cao

Beilstein J. Nanotechnol. 2025, 16, 1522–1532, doi:10.3762/bjnano.16.107

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  • dendrimers on a solid support can also improve the dispersibility, accessibility of binding sites, chemical recyclability, and mechanical stability [16][17]. In fact, dendrimers have been supported by various nanomaterials such as silica, graphene oxide, and carbon nanotubes (CNTs), broadening their
  • application in numerous fields [18][19][20][21][22][23]. CNTs are particularly attractive as support materials due to their high specific surface area, mechanical strength, and excellent electrical and thermal conductivity [24][25][26][27]. CNTs themselves have been utilized as adsorbents for removing heavy
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Published 01 Sep 2025

Laser processing in liquids: insights into nanocolloid generation and thin film integration for energy, photonic, and sensing applications

  • Akshana Parameswaran Sreekala,
  • Pooja Raveendran Nair,
  • Jithin Kundalam Kadavath,
  • Bindu Krishnan,
  • David Avellaneda Avellaneda,
  • M. R. Anantharaman and
  • Sadasivan Shaji

Beilstein J. Nanotechnol. 2025, 16, 1428–1498, doi:10.3762/bjnano.16.104

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  • obtained. These mechanisms play a crucial role in determining the characteristics of the final products, whether they be spherical NPs, QDs, or other nanostructures, depending on the specific goals of the synthesis. NPs exhibit distinct mechanical and physicochemical properties that are influenced by
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Published 27 Aug 2025

Parylene-coated platinum nanowire electrodes for biomolecular sensing applications

  • Chao Liu,
  • Peker Milas,
  • Michael G. Spencer and
  • Birol Ozturk

Beilstein J. Nanotechnol. 2025, 16, 1392–1400, doi:10.3762/bjnano.16.101

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  • -C monomer, where an Edwards E2M1.5 mechanical vacuum pump was used to maintain the vacuum in the 0.133 to 1.33 Pa range during the process. A CPS VG200 vacuum gauge was used for monitoring the pressure. Usually, 4–6 DENA-grown platinum nanowires on the tips of tungsten rods were placed 45° (from
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Published 20 Aug 2025

Ferroptosis induction by engineered liposomes for enhanced tumor therapy

  • Alireza Ghasempour,
  • Mohammad Amin Tokallou,
  • Mohammad Reza Naderi Allaf,
  • Mohsen Moradi,
  • Hamideh Dehghan,
  • Mahsa Sedighi,
  • Mohammad-Ali Shahbazi and
  • Fahimeh Lavi Arab

Beilstein J. Nanotechnol. 2025, 16, 1325–1349, doi:10.3762/bjnano.16.97

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Published 14 Aug 2025

Acrocomia aculeata oil-loaded nanoemulsion: development, anti-inflammatory properties, and cytotoxicity evaluation

  • Verónica Bautista-Robles,
  • Hady Keita,
  • Edgar Julián Paredes Gamero,
  • Layna Tayná Brito Leite,
  • Jessica de Araújo Isaías Muller,
  • Mônica Cristina Toffoli Kadri,
  • Ariadna Lafourcade Prada and
  • Jesús Rafael Rodríguez Amado

Beilstein J. Nanotechnol. 2025, 16, 1277–1288, doi:10.3762/bjnano.16.93

Graphical Abstract
  • under mechanical agitation [48]. Nevertheless, while these conditions favor the formation of smaller nanodroplets, temperatures above 60 °C may compromise emulsion stability, potentially triggering phase separation or degradation of labile components. This highlights the necessity for stringent
  • °36'45.7" W) after the natural fall of the first ripe fruits. The fruit pulp was manually separated from the seeds and preserved until oil extraction. Bocaiúva oil extraction One kilogram of fresh fruit pulp was placed in an Erlenmeyer flask and extracted with n-hexane (1000 mL) by mechanical agitation for
  • a 75% ethanol solution. The mixture was stirred on a mechanical shaker for 2 h and allowed to stand in the dark for 24 h. The liquid was then centrifuged at 5000 rpm (LKP, Brazil). Aliquots of 1 mL of the ethanolic phase were used for analysis. The calibration curve was constructed using the
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Published 06 Aug 2025

Better together: biomimetic nanomedicines for high performance tumor therapy

  • Imran Shair Mohammad,
  • Gizem Kursunluoglu,
  • Anup Kumar Patel,
  • Hafiz Muhammad Ishaq,
  • Cansu Umran Tunc,
  • Dilek Kanarya,
  • Mubashar Rehman,
  • Omer Aydin and
  • Yin Lifang

Beilstein J. Nanotechnol. 2025, 16, 1246–1276, doi:10.3762/bjnano.16.92

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Published 05 Aug 2025

Functional bio-packaging enhanced with nanocellulose from rice straw and cinnamon essential oil Pickering emulsion for fruit preservation

  • Tuyen B. Ly,
  • Duong D. T. Nguyen,
  • Hieu D. Nguyen,
  • Yen T. H. Nguyen,
  • Bup T. A. Bui,
  • Kien A. Le and
  • Phung K. Le

Beilstein J. Nanotechnol. 2025, 16, 1234–1245, doi:10.3762/bjnano.16.91

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  • cosmetic industries. The current major gaps in research regarding these biopackaging materials are their low mechanical strength and the introduction of functional additives to enhance their range of applications. In this paper, a biopackaging material is formulated using polyvinyl alcohol with glycerol as
  • a plasticizer, rice straw-derived nanocellulose as a mechanical property enhancer and cinnamon essential oil Pickering emulsion as the main functional ingredient for strawberry preservation. With the combination of nanocellulose and Pickering emulsion, this study finds that the packaging material
  • exhibits good heat-resistance, mechanical, and water-barrier properties. At an emulsion concentration as low as 10% (v/w) in the casting solution, high UV absorbance capacity (up to 100% UVC), high antibacterial activity (92.4% Escherichia coli inhibition), and good antioxidative properties (up to 43% DPPH
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Published 04 Aug 2025

Hydrogels and nanogels: effectiveness in dermal applications

  • Jéssica da Cruz Ludwig,
  • Diana Fortkamp Grigoletto,
  • Daniele Fernanda Renzi,
  • Wolf-Rainer Abraham,
  • Daniel de Paula and
  • Najeh Maissar Khalil

Beilstein J. Nanotechnol. 2025, 16, 1216–1233, doi:10.3762/bjnano.16.90

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  • properties to a gel previously composed of a more rigid and brittle network, a double network gel with an IPN structure is obtained. This approach significantly contributes to improving the mechanical properties and stability of the system [43][52]. Synthetic polymers, including acrylates [53], acrylamide
  • regeneration due to their environment, which allows the modulation of cellular behavior [181][182][183]. The three-dimensional structure, along with cell permeability and mechanical stability, also qualifies hydrogels as useful drug carriers. Hydrogels have been used for dermal applications due to their
  • mechanical strength [53], high drug upload [40], controlled drug release [100], and site-specific drug delivery [184] for both topical [48] and transdermal administration [116]. Some examples of the dermal application of hydrogels as drug carriers include cutaneous wound healing [40][41][42] and autoimmune
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Published 01 Aug 2025

Electronic and optical properties of chloropicrin adsorbed ZnS nanotubes: first principle analysis

  • Prakash Yadav,
  • Boddepalli SanthiBhushan and
  • Anurag Srivastava

Beilstein J. Nanotechnol. 2025, 16, 1184–1196, doi:10.3762/bjnano.16.87

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  • , which can be tailored through rational design. By precisely controlling their size, shape, synthesis conditions, and functionalization, nanomaterials can achieve extraordinary magnetic, electrical, optical, mechanical, sensing, anticancer, and photocatalytic properties that significantly differ from
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Published 25 Jul 2025

Mechanical stability of individual bacterial cells under different osmotic pressure conditions: a nanoindentation study of Pseudomonas aeruginosa

  • Lizeth García-Torres,
  • Idania De Alba Montero,
  • Eleazar Samuel Kolosovas-Machuca,
  • Facundo Ruiz,
  • Sumati Bhatia,
  • Jose Luis Cuellar Camacho and
  • Jaime Ruiz-García

Beilstein J. Nanotechnol. 2025, 16, 1171–1183, doi:10.3762/bjnano.16.86

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  • , S.L.P. México 10.3762/bjnano.16.86 Abstract Nanomechanical maps to test the mechanical response of the outer envelope of Pseudomonas aeruginosa were obtained utilizing atomic force microscopy in force–volume mode in the low range of loading forces when exposed to hypotonic (Milli-Q water), isotonic
  • (PBS), and hypertonic (0.5 M NaCl) solutions. Imaging and mechanical testing showed that bacteria are highly resilient to deformation and can withstand repetitive indentations in the range of 500 pN. Analysis of force spectra revealed that although there are differences in the mechanical response
  • from hypotonic to hypertonic solutions suggest a softening of the outer envelope, which we associate with intense dehydration and membrane separation between inner and outer envelopes. Application of a contact mechanics model to account for the minute differences in mechanical behavior upon deformation
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Published 21 Jul 2025

Influence of ion beam current on the structural, optical, and mechanical properties of TiO2 coatings: ion beam-assisted vs conventional electron beam evaporation

  • Agata Obstarczyk and
  • Urszula Wawrzaszek

Beilstein J. Nanotechnol. 2025, 16, 1097–1112, doi:10.3762/bjnano.16.81

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  • , adhesive, and durable TiO2 coatings with improved optical and mechanical properties, suitable for applications requiring enhanced wear resistance. Keywords: electron beam evaporation; ion beam-assisted deposition; mechanical properties; nanocrystalline anatase; optical properties; TiO2 coatings
  • -assisted deposition (IBAD), which is the bombardment of a thin film with a beam of energetic particles during deposition, is an excellent technique for modifying the microstructure and optical, mechanical, and tribological properties of thin film coatings [8][9][10][11]. This energetic process offers many
  • wavelength range of 250–1000 nm. As in our previous work [25], nanoindentation and wear resistance tests were used to determine the mechanical and tribological properties of the prepared coatings. The hardness of the prepared coatings was determined by nanoindentation using a CSM Instruments nanoindenter
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Published 14 Jul 2025

Piezoelectricity of hexagonal boron nitrides improves bone tissue generation as tested on osteoblasts

  • Sevin Adiguzel,
  • Nilay Cicek,
  • Zehra Cobandede,
  • Feray B. Misirlioglu,
  • Hulya Yilmaz and
  • Mustafa Culha

Beilstein J. Nanotechnol. 2025, 16, 1068–1081, doi:10.3762/bjnano.16.78

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  • process involving osteoblastic replacement and resorption by osteoclastic cells to maintain structural integrity and mechanical properties of the bone tissue as it grows. However, in cases of fracture or degeneration, the natural self-regeneration process or inherent piezoelectricity of the body may not
  • structural changes [2]. Bone has an intrinsic regenerative capacity, enabling new bone formation after injury through the piezoelectric properties of its natural collagen structure. The piezoelectricity of bone tissue facilitates regeneration by converting mechanical stimuli into electrical signals. This
  • stimulate electrically excitable cells without requiring an external power source, making them highly attractive for biomedical applications such as treating cardiac arrhythmias and promoting bone regeneration [17][18]. Mechanical stimulation, notably ultrasound (US), can induce a piezoelectric response in
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Published 07 Jul 2025

Soft materials nanoarchitectonics: liquid crystals, polymers, gels, biomaterials, and others

  • Katsuhiko Ariga

Beilstein J. Nanotechnol. 2025, 16, 1025–1067, doi:10.3762/bjnano.16.77

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  • as new organic solid electrolyte materials. However, their practical application remains elusive due to insufficient mechanical strength and ionic conductivity. Yoshizawa-Fujita and colleagues introduced a lithium salt, lithium bis(fluorosulfonyl)amide, and an inorganic solid electrolyte
  • , Li7La3Zr2O12 (LLZO), into the organic ionic plastic crystal N,N-diethylpyrrolidinium bis(fluorosulfonyl)amide [249]. The fabricated organic–inorganic hybrid solid electrolyte underwent a series of evaluations, including thermal, mechanical, and electrochemical analyses, with the objective of elucidating the
  • crystals can serve as valuable design platforms for soft materials nanoarchitectonics. Polymer nanoarchitectonics Polymers exhibit a range of mechanical properties, including those that render them malleable and pliant, thus making them suitable for utilization as soft materials. Moreover, there is a
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Published 04 Jul 2025

Multifunctional properties of bio-poly(butylene succinate) reinforced with multiwalled carbon nanotubes

  • Volodymyr Krasinskyi,
  • Krzysztof Bajer,
  • Ludmila Dulebova,
  • Nickolas Polychronopoulos,
  • Oksana Krasinska and
  • Daniel Kaczor

Beilstein J. Nanotechnol. 2025, 16, 1014–1024, doi:10.3762/bjnano.16.76

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  • Volodymyr Krasinskyi Krzysztof Bajer Ludmila Dulebova Nickolas Polychronopoulos Oksana Krasinska Daniel Kaczor Łukasiewicz Research Network – Institute of Polymer Materials, 55 M. Skłodowska-Curie St., 87-100 Toruń, Poland Faculty of Mechanical Engineering, Technical University of Košice
  • , Masiarska 74 St., 04001 Košice, Slovakia Department of Mechanical Engineering, University of West Attica, 250 Thivon & P. Ralli, Egaleo 12241, Athens, Greece 10.3762/bjnano.16.76 Abstract Recent advances in nanocomposite technology, particularly the incorporation of carbon nanotubes, have shown promise in
  • mechanical strength and stiffness, improved the tribological properties by reducing friction, and increased the crystallization temperature. However, it also resulted in a decrease in elasticity. Morphological analysis confirmed the uniform dispersion of the nanotubes. These findings underscore the potential
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Published 03 Jul 2025

Time-resolved probing of laser-induced nanostructuring processes in liquids

  • Maximilian Spellauge,
  • David Redka,
  • Mianzhen Mo,
  • Changyong Song,
  • Heinz Paul Huber and
  • Anton Plech

Beilstein J. Nanotechnol. 2025, 16, 968–1002, doi:10.3762/bjnano.16.74

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  • within a liquid environment. Potential applications of UED include investigating the non-thermal heating of water molecules surrounding NPs, which occurs on femtosecond to picosecond timescales, as well as examining the response of the water environment to heat transfer and the mechanical work performed
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Published 02 Jul 2025

Shape, membrane morphology, and morphodynamic response of metabolically active human mitochondria revealed by scanning ion conductance microscopy

  • Eric Lieberwirth,
  • Anja Schaeper,
  • Regina Lange,
  • Ingo Barke,
  • Simone Baltrusch and
  • Sylvia Speller

Beilstein J. Nanotechnol. 2025, 16, 951–967, doi:10.3762/bjnano.16.73

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  • artefacts such as (mechanical) hysteresis effects caused by the elastic behaviour of the measuring tip or the mechanical components of the SPM setup, as well as repeated displacements of the object during the scan of each line. Drift phenomena are considerable, too, which are primarily caused by the lateral
  • isolated mitochondria. Remarkably, the geometric and mechanical properties of microtubules are comparable to those of the nanopipette. Microtubules are hollow structures with an opening diameter of 18 nm and a total diameter of 25–30 nm [42][43]. Their pushing force, in the range of 3–4 pN [44], is similar
  • to the hydrodynamic forces exerted by the nanopipette. Beyond mechanical similarities, microtubules and the nanopipette also share key “biophysical” properties. Both surfaces are strongly negatively charged, with ζ-potentials ranging from −30 to −60 mV [45]. Therefore, both exhibit a laterally mobile
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Published 30 Jun 2025

Synthesis of biowaste-derived carbon-dot-mediated silver nanoparticles and the evaluation of electrochemical properties for supercapacitor electrodes

  • Navya Kumari Tenkayala,
  • Chandan Kumar Maity,
  • Md Moniruzzaman and
  • Subramani Devaraju

Beilstein J. Nanotechnol. 2025, 16, 933–943, doi:10.3762/bjnano.16.71

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  • retention of the device improved over the first 4000 cycles as the electrolyte ions gradually permeated the electrode pores, activating both the anode and cathode materials. A slight decline in the capacitance retention was primarily attributed to the progressive mechanical deformation of the electrode
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Published 24 Jun 2025

Structural and magnetic properties of microwave-synthesized reduced graphene oxide/VO2/Fe2O3 nanocomposite

  • Sumanta Sahoo,
  • Ankur Sood and
  • Sung Soo Han

Beilstein J. Nanotechnol. 2025, 16, 921–932, doi:10.3762/bjnano.16.70

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  • in a honeycomb fashion enabled this special class of materials to exhibit desirable characteristics, such as enhanced electrical conductivity, higher mechanical strength, elevated surface area, and high thermal and chemical stability. Owing to such improved characteristics, graphene materials
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Published 20 Jun 2025

Focused ion beam-induced platinum deposition with a low-temperature cesium ion source

  • Thomas Henning Loeber,
  • Bert Laegel,
  • Meltem Sezen,
  • Feray Bakan Misirlioglu,
  • Edgar J. D. Vredenbregt and
  • Yang Li

Beilstein J. Nanotechnol. 2025, 16, 910–920, doi:10.3762/bjnano.16.69

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  • magnetic or superconductive structures can be created [1][2][3][4]. Also, specific mechanical structures on atomic force microscopy (AFM) cantilevers can be made [5][6]. In the literature, four mechanisms are used to explain the complex process of focused ion beam-induced deposition (FIBID) [5][7]; the
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Published 16 Jun 2025

Facile one-step radio frequency magnetron sputtering of Ni/NiO on stainless steel for an efficient electrode for hydrogen evolution reaction

  • Ha Huu Do,
  • Khac Binh Nguyen,
  • Phuong N. Nguyen and
  • Hoai Phuong Pham

Beilstein J. Nanotechnol. 2025, 16, 837–846, doi:10.3762/bjnano.16.63

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  • substrates such as nickel foam (NF), carbon cloth, and fluorine-doped tin oxide [27][28][29]. Also, SS displays high electrical conductivity, outstanding chemical stability, and good mechanical properties. Therefore, numerous researchers have used SS as a template to deposit nanomaterials using various
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Published 06 Jun 2025

Synthesis and magnetic transitions of rare-earth-free Fe–Mn–Ni–Si-based compositionally complex alloys at bulk and nanoscale

  • Shabbir Tahir,
  • Tatiana Smoliarova,
  • Carlos Doñate-Buendía,
  • Michael Farle,
  • Natalia Shkodich and
  • Bilal Gökce

Beilstein J. Nanotechnol. 2025, 16, 823–836, doi:10.3762/bjnano.16.62

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  • fluctuations or trigger mechanical responses, making them essential in automation, industrial processes, and healthcare monitoring technologies. Considerable research has been dedicated to tailoring the Curie temperature and associated magnetic properties through material design. Advances in composition
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Published 05 Jun 2025

Supramolecular hydration structure of graphene-based hydrogels: density functional theory, green chemistry and interface application

  • Hon Nhien Le,
  • Duy Khanh Nguyen,
  • Minh Triet Dang,
  • Huyen Trinh Nguyen,
  • Thi Bang Tam Dao,
  • Trung Do Nguyen,
  • Chi Nhan Ha Thuc and
  • Van Hieu Le

Beilstein J. Nanotechnol. 2025, 16, 806–822, doi:10.3762/bjnano.16.61

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  • Laboratory for Computational Physics, Institute for Computational Science and Artificial Intelligence, Van Lang University, Ho Chi Minh City, 700000, Vietnam Faculty of Mechanical – Electrical and Computer Engineering, School of Technology, Van Lang University, Ho Chi Minh City, 700000, Vietnam School of
  • theory modeling (DFT) and dispersion energy correction functional (DFT-D3). The theoretical work aimed to elucidate the relationship between water intercalation and intersheet binding energy in quantum mechanical level. The computational calculations quantified intersheet distance, van der Waals force
  • , leading to facile brush coating on plastic films of polylactide (PLA). Dehydrated GO-SG-ZH coating is adhered to the PLA substrate through interfacial interactions. Furthermore, antibacterial activities, coating stability, and mechanical properties of the nanocomposite materials were investigated and
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Published 04 Jun 2025

Morphology and properties of pyrite nanoparticles obtained by pulsed laser ablation in liquid and thin films for photodetection

  • Akshana Parameswaran Sreekala,
  • Bindu Krishnan,
  • Rene Fabian Cienfuegos Pelaes,
  • David Avellaneda Avellaneda,
  • Josué Amílcar Aguilar-Martínez and
  • Sadasivan Shaji

Beilstein J. Nanotechnol. 2025, 16, 785–805, doi:10.3762/bjnano.16.60

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  • films. The conventional methods reported for the synthesis of pyrite NPs include chemical methods using stabilizing agents [4], high-energy mechanical ball milling [6][7], colloidal pyrite by wet solution/phased chemical approaches [8][9], and hot injection [10][11]. In this study, PLAL was employed to
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Published 03 Jun 2025

Thickness dependent oxidation in CrCl3: a scanning X-ray photoemission and Kelvin probe microscopies study

  • Shafaq Kazim,
  • Rahul Parmar,
  • Maryam Azizinia,
  • Matteo Amati,
  • Muhammad Rauf,
  • Andrea Di Cicco,
  • Seyed Javid Rezvani,
  • Dario Mastrippolito,
  • Luca Ottaviano,
  • Tomasz Klimczuk,
  • Luca Gregoratti and
  • Roberto Gunnella

Beilstein J. Nanotechnol. 2025, 16, 749–761, doi:10.3762/bjnano.16.58

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  • oxidation or the introduction of surface vacancies, a novel and versatile approach is unveiled for the development of low-dimensional multifunctional nanodevices. Keywords: chemical mapping; CrX3; Kelvin probe force microscopy; mechanical exfoliation; scanning photoelectron microscopy (SPEM); two
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Published 02 Jun 2025

Synthesis of a multicomponent cellulose-based adsorbent for tetracycline removal from aquaculture water

  • Uyen Bao Tran,
  • Ngoc Thanh Vo-Tran,
  • Khai The Truong,
  • Dat Anh Nguyen,
  • Quang Nhat Tran,
  • Huu-Quang Nguyen,
  • Jaebeom Lee and
  • Hai Son Truong-Lam

Beilstein J. Nanotechnol. 2025, 16, 728–739, doi:10.3762/bjnano.16.56

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  • (–CH2COOH) groups. The introduction of carboxymethyl groups greatly enhances the water solubility of CMC relative to that of cellulose. CMC, recognized as one of the most promising cellulose derivatives, was first synthesized in 1918 [18]. Owing to its unique surface properties, high mechanical strength
  • monoaldehydes (e.g., formaldehyde) and other dialdehydes (C2 to C6) [37]. GA and PVA have been used as cross-linking agents in CMC-based materials to enhance selectivity, stability, and mechanical properties [38]. This method is both cost-effective and highly efficient in strengthening materials while improving
  • their mechanical strength and hydrophobicity. Recent studies have revealed that inorganic salt mixtures, such as zinc chloride and calcium chloride, effectively dissolve cellulose, facilitating the fabrication of cellulose membranes for gas separation and organic pollutant removal [38][39]. Specifically
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Published 27 May 2025
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