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Search for 林海雪原第11章概括 in Full Text gives 2499 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

Attempts to preserve and visualize protein corona on the surface of biological nanoparticles in blood serum using photomodification

  • Julia E. Poletaeva,
  • Anastasiya V. Tupitsyna,
  • Alina E. Grigor’eva,
  • Ilya S. Dovydenko and
  • Elena I. Ryabchikova

Beilstein J. Nanotechnol. 2024, 15, 1654–1666, doi:10.3762/bjnano.15.130

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  • system, and the role of the corona in the pathogenesis of chronic diseases are being studied [5][10][11][12][13]. A number of works are devoted to the study of protein corona formation on EVs previously isolated from biological fluids [14][15]. The existence of a “natural” protein corona on EVs in the
  • remove protein aggregates (Figure 2a), as recommended earlier [36]: 10% FBS or NBS was sonicated for 4 min at 30 W, using a Sonorex Digitec DT-31 (Bandelin Electronic, Germany) and then centrifuged at 16000g for 4 min (Centrifuge 5415 R, Eppendorf, Germany, rotor F-45-24-11) at room temperature. The
  • regarding the presence of a protein corona in TEM. Isolation of bio-NPs using ultracentrifugation UC is still a gold standard for the isolation of EVs from biological fluids [11][25], and we started the isolation of corona-bearing bio-NPs using this method (Figure 2d1). The same procedure was used to
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Published 30 Dec 2024

Fabrication of hafnium-based nanoparticles and nanostructures using picosecond laser ablation

  • Abhishek Das,
  • Mangababu Akkanaboina,
  • Jagannath Rathod,
  • R. Sai Prasad Goud,
  • Kanaka Ravi Kumar,
  • Raghu C. Reddy,
  • Ratheesh Ravendran,
  • Katia Vutova,
  • S. V. S. Nageswara Rao and
  • Venugopal Rao Soma

Beilstein J. Nanotechnol. 2024, 15, 1639–1653, doi:10.3762/bjnano.15.129

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  • [8] compared to bulk Hf. HfO2 is a wide-bandgap (5.68 eV) material with a high dielectric constant (≈25) [9][10]. HfC has a very high melting point (≈3900 °C) and ranks among the hardest materials, with a Vickers hardness value exceeding 20 GPa [4][11]. The properties vary substantially depending on
  • determines the electrical and optical properties, which can vary depending on the synthesis technique [19]. Among the methods mentioned above, laser ablation in liquids (LAL) is a clean and single-step synthesis method used for obtaining nanomaterials from a bulk source [11][16][17][18][20]. It produces NPs
  • of high purity with minimal or no unwanted by-products [11][17][21], thus making it a valuable candidate for green synthesis [21][22]. In the LAL method, a high-energy ultrashort pulsed laser (nanosecond, picosecond, or femtosecond) is focused on the surface of the target material immersed in a
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Published 18 Dec 2024

Heterogeneous reactions in a HFCVD reactor: simulation using a 2D model

  • Xochitl Aleyda Morán Martínez,
  • José Alberto Luna López,
  • Zaira Jocelyn Hernández Simón,
  • Gabriel Omar Mendoza Conde,
  • José Álvaro David Hernández de Luz and
  • Godofredo García Salgado

Beilstein J. Nanotechnol. 2024, 15, 1627–1638, doi:10.3762/bjnano.15.128

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  • [11]. The basic steps of the general CVD process are classified and described in [12]. The optimization of this technique improves the properties of the films; however, the complexity of the CVD processes makes it difficult to understand clearly the different mechanisms involved in such optimization
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Published 17 Dec 2024

Biomimetic nanocarriers: integrating natural functions for advanced therapeutic applications

  • Hugo Felix Perini,
  • Beatriz Sodré Matos,
  • Carlo José Freire de Oliveira and
  • Marcos Vinicius da Silva

Beilstein J. Nanotechnol. 2024, 15, 1619–1626, doi:10.3762/bjnano.15.127

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  • application of organic and inorganic compounds with activity against various diseases [10][11][12]. Faced with a physiological stimulus, the carrier decouples from the transported product and releases it at a specific interaction site (Figure 1-1). However, some challenges are encountered by these compounds
  • nanoparticle was demonstrated by inhibiting proliferation through negative regulation of cyclin D1, halting the G0/G1 cell cycle in HeLa and SiHa cervical cancer cells [67][68]. Biomimetic-specific targets provide opportunities for personalized cancer therapies [10][11][12]. Coated nanocarriers have also been
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Published 16 Dec 2024

Natural nanofibers embedded in the seed mucilage envelope: composite hydrogels with specific adhesive and frictional properties

  • Agnieszka Kreitschitz and
  • Stanislav N. Gorb

Beilstein J. Nanotechnol. 2024, 15, 1603–1618, doi:10.3762/bjnano.15.126

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  • features with synthetic hydrogels [2][9][10][11]. Hydrogels are 3D networks of polymers (i.e., polysaccharides in plant seeds) interacting via chemical bonds (ionic and covalent), physical interactions (hydrogen bonds), or van der Waals forces [3][11][12]. The ability to produce the mucilage envelope is a
  • mucilage produced by plant diaspores became of high interest in diverse sectors, such as medicine, cosmetics, food, biomedicine, pharmaceutics, nanomaterials, and bioinspired nanotechnology [11][17][18][19][20]. Mucilage is a natural, biodegradable, non-toxic plant product, odourless, colourless, and
  • tasteless [11][21]. Its chemical composition and special physical properties allow many applications of mucilage, for example, as thickening and structuring (gel-forming) agent, emulsifier or stabiliser for food products, scaffold for tissue regeneration, additive in formation of medicinal tablets, and for
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Published 13 Dec 2024

Liver-targeting iron oxide nanoparticles and their complexes with plant extracts for biocompatibility

  • Shushanik A. Kazaryan,
  • Seda A. Oganian,
  • Gayane S. Vardanyan,
  • Anatolie S. Sidorenko and
  • Ashkhen A. Hovhannisyan

Beilstein J. Nanotechnol. 2024, 15, 1593–1602, doi:10.3762/bjnano.15.125

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  • in most biological and chemical reactions involved in the production of medical materials [10][11][12][13]. Magnetic nanoparticles (MNPs), such as iron oxides, not only exhibit superparamagnetism and high magnetic susceptibility, they also possess unique physical properties, biocompatibility
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Published 11 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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  • properties [3][11][12]. These include localized surface plasmon resonance (LSPR), which can be utilized to detect heavy metal ions. The catalytic properties can be applied to degrade nitrophenolic compounds such as P-NP. Also, it is well documented that the properties of silver nanoparticles can be modulated
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Published 06 Dec 2024

Green synthesis of silver nanoparticles derived from algae and their larvicidal properties to control Aedes aegypti

  • Matheus Alves Siqueira de Assunção,
  • Douglas Dourado,
  • Daiane Rodrigues dos Santos,
  • Gabriel Bezerra Faierstein,
  • Mara Elga Medeiros Braga,
  • Severino Alves Junior,
  • Rosângela Maria Rodrigues Barbosa,
  • Herminio José Cipriano de Sousa and
  • Fábio Rocha Formiga

Beilstein J. Nanotechnol. 2024, 15, 1566–1575, doi:10.3762/bjnano.15.123

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  • vectors are nanomaterials or nanomaterial-based formulations as so-called nanopesticides, providing new, modern, and low-cost formulations [9][10] with the ability to penetrate through the exoskeleton into mosquito cells, causing mortality after binding to proteins or DNA [11]. Nanomaterials provide
  • containing secondary metabolites that act as reducing and stabilizing agents. Among these metabolites, alkanes, aromatics, phenols, ethers, amines, and amides stand out for their role in the reduction, stabilization, and capping of silver nanoparticles [11][16][17][18][19]. Compounds of natural origin are
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Published 04 Dec 2024

Ultrablack color in velvet ant cuticle

  • Vinicius Marques Lopez,
  • Wencke Krings,
  • Juliana Reis Machado,
  • Stanislav Gorb and
  • Rhainer Guillermo-Ferreira

Beilstein J. Nanotechnol. 2024, 15, 1554–1565, doi:10.3762/bjnano.15.122

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  • pigmentation originates from the interaction of light with arrays of microlenses on the cuticle or overlapping brush-like scales positioned just above a densely pigmented absorbing layer. Similar phenomena can be observed in butterflies [11][12], birds [13], and snakes [14][15]. This intricately structured
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Published 02 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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  • [10][11][12] have been presented recently for predicting various NM properties and toxicity effects. The combination of multiple NAMs, both experimental and computational, within an “Integrated Approaches to Testing and Assessment” (IATA) framework will further improve the entire risk evaluation of
  • proposed by Golbraikh and Tropsha [57][58] (Equations 7–11, including , Equation 6) on the test set. According to Golbraikh and Tropsha [57][59][60] a regression model is considered predictive if all of the conditions presented in Table 2 are satisfied. where N is the number of samples, yi and are the
  • . Their individual predictions were used to perform stacking using a PLS algorithm (using the optimized number of latent variables (LVs) based on LOO cross-validation) as the final regressor (Figure 2), the results of which have been reported in Table 11 and Table 12. Apart from PLS, we have also used a
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Published 29 Nov 2024

Electrochemical nanostructured CuBTC/FeBTC MOF composite sensor for enrofloxacin detection

  • Thi Kim Ngan Nguyen,
  • Tien Dat Doan,
  • Huy Hieu Luu,
  • Hoang Anh Nguyen,
  • Thi Thu Ha Vu,
  • Quang Hai Tran,
  • Ha Tran Nguyen,
  • Thanh Binh Dang,
  • Thi Hai Yen Pham and
  • Mai Ha Hoang

Beilstein J. Nanotechnol. 2024, 15, 1522–1535, doi:10.3762/bjnano.15.120

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  • requirements regarding instruments, chemicals, time consumption, and preparation of the samples. Electrochemical methods to detect ENR have attracted great attention because of benefits including high accuracy, simplicity, and environmental friendliness [11][12][13][14]. Electrochemical methods exhibited high
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Published 28 Nov 2024

Integrating high-performance computing, machine learning, data management workflows, and infrastructures for multiscale simulations and nanomaterials technologies

  • Fabio Le Piane,
  • Mario Vozza,
  • Matteo Baldoni and
  • Francesco Mercuri

Beilstein J. Nanotechnol. 2024, 15, 1498–1521, doi:10.3762/bjnano.15.119

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  • unprecedented resolutions [11][12][13]. This aids in the understanding of fundamental properties and the identification of structure–property relationships. The integration of digital technologies with experimental techniques also enables real-time monitoring and control of materials synthesis processes
  • , which require efficient analysis techniques to uncover meaningful patterns and relationships. Digital technologies provide advanced algorithms and tools to process and interpret these data, enabling researchers to extract quantitative and qualitative information [3][11][46][47]. The integration of data
  • workflows, where data and information link the components at different abstraction levels [60]. The practical implementation of this kind of integration strategy requires a strong low-level integration technology involving a broad range of components [11]. Robust and efficient software infrastructures are
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Published 27 Nov 2024

Polymer lipid hybrid nanoparticles for phytochemical delivery: challenges, progress, and future prospects

  • Iqra Rahat,
  • Pooja Yadav,
  • Aditi Singhal,
  • Mohammad Fareed,
  • Jaganathan Raja Purushothaman,
  • Mohammed Aslam,
  • Raju Balaji,
  • Sonali Patil-Shinde and
  • Md. Rizwanullah

Beilstein J. Nanotechnol. 2024, 15, 1473–1497, doi:10.3762/bjnano.15.118

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  • , rapid metabolism, and instability under physiological conditions [9][10][11]. These challenges necessitate the development of advanced delivery systems to harness the full potential of phytochemicals in therapeutic applications. Polymer lipid hybrid nanoparticles (PLHNPs) represent an innovative class
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Published 22 Nov 2024

Effect of radiation-induced vacancy saturation on the first-order phase transformation in nanoparticles: insights from a model

  • Aram Shirinyan and
  • Yuriy Bilogorodskyy

Beilstein J. Nanotechnol. 2024, 15, 1453–1472, doi:10.3762/bjnano.15.117

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  • . Disorder can arise from the recombination of these defects [1][2][3][4][5][6][7][8][9]. In metals, for instance, the equilibrium concentration of thermal vacancies, even at high pre-melting temperatures, reaches values of only about 0.1% [10][11]. Therefore, in the following, we will focus on radiation
  • proportional to the square of the particle size, R2: Here, C0β = Kv/(57.6Dvβ) and C0α = Kv/(57.6Dvα) are the proportionality factors, and the vacancy diffusion coefficients determine the proportionality factors C0 in Equations 11–14. In the following, we employ the steady-state approach (Equations 17–21) in
  • defect diffusion can serve as suitable candidates for radiation-induced phase transitions. Slow defect diffusion (Equation 19) results in high vacancy concentration (Equations 20 and 21), leading to a large energy change in defect formation (Equations 11 and 12). Therefore, it is important to consider
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Published 21 Nov 2024

Strain-induced bandgap engineering in 2D ψ-graphene materials: a first-principles study

  • Kamal Kumar,
  • Nora H. de Leeuw,
  • Jost Adam and
  • Abhishek Kumar Mishra

Beilstein J. Nanotechnol. 2024, 15, 1440–1452, doi:10.3762/bjnano.15.116

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  • transition of graphene from a semimetal to an insulator after full hydrogenation [9]. After the discovery of graphene, other novel 2D materials, such as goldene [10], stanene [11], plumbene [12], antimonene [13], and arsenene [14], have been predicted and experimentally synthesized. Few of these materials
  • functional theory (DFT) calculations to investigate the modification of the electronic properties of graphene through strain engineering [33]. They found that isotropic and biaxial strains cannot open graphene’s bandgap [33]. In contrast, the presence of biaxial strain and compression along zig-zag (11%) and
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Published 20 Nov 2024

Ion-induced surface reactions and deposition from Pt(CO)2Cl2 and Pt(CO)2Br2

  • Mohammed K. Abdel-Rahman,
  • Patrick M. Eckhert,
  • Atul Chaudhary,
  • Johnathon M. Johnson,
  • Jo-Chi Yu,
  • Lisa McElwee-White and
  • D. Howard Fairbrother

Beilstein J. Nanotechnol. 2024, 15, 1427–1439, doi:10.3762/bjnano.15.115

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  • , deposition strategies in various applications, such as circuit editing and lithographic mask repair in the semiconductor industry [7][8][9][10][11][12] as well as the growth of functional materials for magnetism [13][14][15][16], superconductivity [17], and sensing [18][19]. Compared to FEBID, FIBID operates
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Published 19 Nov 2024

Lithium niobate on insulator: an emerging nanophotonic crystal for optimized light control

  • Midhun Murali,
  • Amit Banerjee and
  • Tanmoy Basu

Beilstein J. Nanotechnol. 2024, 15, 1415–1426, doi:10.3762/bjnano.15.114

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  • strong second-order nonlinearity, allowing for frequency conversion via processes such as second-harmonic generation (SHG) and difference-frequency generation (DFG) [11][12]. This enables DBRs to manipulate light in additional ways beyond simple reflection. Additionally, its pronounced electro-optic
  • effect (largest electro-optic coefficient r33 = 27 pm/V at 1500 nm) [13], enables dynamic control of the reflection spectrum of DBR through applied electric fields, unlocking functionalities such as wavelength filtering and modulation [9][11][12]. LiNbO3 is transparent across a broad spectrum, spanning
  • transferred onto a DBR structure consisting of 11 layers of SiO2/Ta2O5. The optimized design of the DBR effectively suppresses the leakage of acoustic energy [33]. Superradiance describes a collective effect where excited atoms or molecules emit light much faster than they would individually [33][34]. This
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Published 14 Nov 2024

Nanotechnological approaches for efficient N2B delivery: from small-molecule drugs to biopharmaceuticals

  • Selin Akpinar Adscheid,
  • Akif E. Türeli,
  • Nazende Günday-Türeli and
  • Marc Schneider

Beilstein J. Nanotechnol. 2024, 15, 1400–1414, doi:10.3762/bjnano.15.113

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  • tight barrier formed using tight junctions [9][10][11]. These are surrounded by other cell types, such as astrocytes and pericytes. Astrocytes are crucial for the formation and maintenance of the BBB, which leads to an adequate association between the cells and the BBB. Pericytes are also important
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Published 12 Nov 2024

Various CVD-grown ZnO nanostructures for nanodevices and interdisciplinary applications

  • The-Long Phan,
  • Le Viet Cuong,
  • Vu Dinh Lam and
  • Ngoc Toan Dang

Beilstein J. Nanotechnol. 2024, 15, 1390–1399, doi:10.3762/bjnano.15.112

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  • microcavities [9]. Additionally, it is a transparent semiconductor with significant piezoelectricity [10]. These noble characteristics suggest ZnO to be a potential material in the fabrication of UV/blue/green LEDs, solid-state random lasers, UV-absorption devices, and nanogenerators [9][11][12][13]. Magnetic
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Published 11 Nov 2024

A biomimetic approach towards a universal slippery liquid infused surface coating

  • Ryan A. Faase,
  • Madeleine H. Hummel,
  • AnneMarie V. Hasbrook,
  • Andrew P. Carpenter and
  • Joe E. Baio

Beilstein J. Nanotechnol. 2024, 15, 1376–1389, doi:10.3762/bjnano.15.111

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  • materials, researchers have developed strategies to combat blood clots and bacterial infections in frequently used devices such as tubing, catheters, and grafts [9][10][11][12][13][14][15]. Consideration of the coagulation cascade is a crucial part in engineering new materials that interact with blood and
  • any foreign surface. Materials coated with SLIPS have demonstrated effectiveness in resisting corrosion, reducing bio-fouling, and preventing icing [1][2][3][6][8]. There is also evidence that SLIPS are a promising strategy for increasing the biocompatibility of materials [4][11]. SLIPS are generally
  • defined by either a porous or flat solid surface that consists of chemistry that is similar to the pervading liquid [11][17]. The substrate serves an anchor to a lubricant, which provides a smooth liquid layer that provides some sort of resistance to surface adhesion. The liquid is anchored to the surface
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Published 08 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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  • superior to other methods [8][9][10][11]. Rheum ribes, a member of the sorrel family, is a plant species that grows among stones, rocks, and slopes at an altitude of 1000–4000 m, especially in the regions of eastern Turkey, Iran, Iraq, Lebanon, Afghanistan, and Pakistan. This 40–150 cm long perennial
  • CDs. As seen in Figure 2d, peaks associated with stretching vibrations of O–H, C–H, carbonyl (C=O), aromatic C=N, and C–O–C groups were observed at 3314, 2931, 1621, 1437, and 1025 cm−1, respectively. These functional groups confer watersolubility to the CDs [11][18]. To corroborate the FTIR
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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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  • depolarization fields, providing a promising platform for highly integrated devices [1][2][3]. The emergence of ferroelectricity at the atomic scale in vdW ferroelectrics has garnered significant interest because of its potential applications in various fields [4][5][6][7][8][9][10][11][12][13][14]. Through
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Published 06 Nov 2024

Investigation of Hf/Ti bilayers for the development of transition-edge sensor microcalorimeters

  • Victoria Y. Safonova,
  • Anna V. Gordeeva,
  • Anton V. Blagodatkin,
  • Dmitry A. Pimanov,
  • Anton A. Yablokov and
  • Andrey L. Pankratov

Beilstein J. Nanotechnol. 2024, 15, 1353–1361, doi:10.3762/bjnano.15.108

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  • about 128 mK [10][11]. The following advantages of Hf can be outlined. It is known that the energy resolution of a microcalorimeter is proportional to the square root of the heat capacity, which depends on the TES volume. Therefore, minimization of the layer thickness is essential for increasing the
  • of the bulk resistivity at room temperature of 3.3 × 10−7 Ω·m [11]. The variation of calculated resistivity between bridges of different sizes is likely not due to physically different film properties, but rather due to rough estimations not taking into account the edge effects for the current flow
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Published 06 Nov 2024

Hymenoptera and biomimetic surfaces: insights and innovations

  • Vinicius Marques Lopez,
  • Carlo Polidori and
  • Rhainer Guillermo Ferreira

Beilstein J. Nanotechnol. 2024, 15, 1333–1352, doi:10.3762/bjnano.15.107

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Published 05 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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  • -nitrophenol are both dangerous to humans [10][11]. Contamination with toxic heavy metal ions, including zinc, arsenic, aluminium, chromium, iron, cobalt, copper, nickel, mercury, cadmium, and lead, causes significant chronic damage to organ systems, beginning at the cellular level [12]. Toxic heavy metal ions
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Published 04 Nov 2024
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