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Search for "phenomenon" in Full Text gives 563 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

Feasibility analysis of carbon nanofiber synthesis and morphology control using a LPG premixed flame

  • Iftikhar Rahman Bishal,
  • Muhammad Hilmi Ibrahim,
  • Norikhwan Hamzah,
  • Mohd Zamri Mohd Yusop,
  • Faizuan Bin Abdullah,
  • I Putu Tedy Indrayana and
  • Mohd Fairus Mohd Yasin

Beilstein J. Nanotechnol. 2025, 16, 581–590, doi:10.3762/bjnano.16.45

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  • leads to a higher likelihood of particles sticking together [29]. This phenomenon explains the production of CNFs with large diameters. As the equivalence ratio reduces from Φ = 1.80 to Φ = 1.00, the primary flame temperature increases. At higher temperatures, the catalyst particle size increases, which
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Published 23 Apr 2025

Retrieval of B1 phase from high-pressure B2 phase for CdO nanoparticles by electronic excitations in CdxZn1−xO composite thin films

  • Arkaprava Das,
  • Marcin Zając and
  • Carla Bittencourt

Beilstein J. Nanotechnol. 2025, 16, 551–560, doi:10.3762/bjnano.16.43

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  • decrease in the intensity of the B2 phase is observed, which is attributed to enhanced electronic energy loss and the phenomenon of multiple ion impacts. The B1 phase is fully reestablished in this thin film, while the signature of the Zn2SiO4 phase is no longer detectable. This amorphization of the
  • in the intensity of the B2 phase peak and the reappearance of the B1 phase peak in the XRD patterns for the CZ900_113O and CZ900_313O films, as shown in Figure 1b, aligns with similar findings in Zn2SiO4. This phenomenon is attributed to a decrease in the local pressure exerted by Zn2SiO4
  • nanoparticles with the B2 phase and facilitating the retrieval of the B1 phase. Furthermore, the calculated track diameter for 120 MeV silver ions within the CdO rock salt phase was determined to be 8 nm. Collectively, these findings enrich the understanding of the B1 to B2 phase transition phenomenon and
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Published 17 Apr 2025

Water in nanoporous hexagonal boron nitride nanosheets: a first-principles study

  • Juliana A. Gonçalves,
  • Ronaldo J. C. Batista and
  • Marcia C. Barbosa

Beilstein J. Nanotechnol. 2025, 16, 510–519, doi:10.3762/bjnano.16.39

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  • resembles that which occurs in triangular pores lacking additional B–H pairs at the vertices. Consequently, the strain energy due to deformation can be estimated to be approximately 3.05 or 0.017 eV per atom. This phenomenon aligns with the findings of Ferrari and colleagues [38] in their study of suspended
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Published 11 Apr 2025

Performance optimization of a microwave-coupled plasma-based ultralow-energy ECR ion source for silicon nanostructuring

  • Joy Mukherjee,
  • Safiul Alam Mollick,
  • Tanmoy Basu and
  • Tapobrata Som

Beilstein J. Nanotechnol. 2025, 16, 484–494, doi:10.3762/bjnano.16.37

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  • entire phenomenon can be summarized through the equation λ = (σ·n)−1, where λ is the mean free path of the ions, σ is the recombination cross section, and n is the density of the ions inside the plasma [32][33][34]. The mean free path of the ions, determined by the recombination cross section and density
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Published 31 Mar 2025

Effect of additives on the synthesis efficiency of nanoparticles by laser-induced reduction

  • Rikuto Kuroda,
  • Takahiro Nakamura,
  • Hideki Ina and
  • Shuhei Shibata

Beilstein J. Nanotechnol. 2025, 16, 464–472, doi:10.3762/bjnano.16.35

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  • using LRL has been improved from 1 mg/h [18], when this phenomenon was first discovered, to 20 mg/h through improvements to the optical system and scale-up. However, further improvements in the synthesis efficiency of nanoparticles are an urgent issue to put the nanoparticles synthesized by LRL to
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Published 27 Mar 2025

Vortex lattices of layered HTSCs at different vortex–vortex interaction potentials

  • Valerii P. Lenkov,
  • Anastasia N. Maksimova,
  • Anna N. Moroz and
  • Vladimir A. Kashurnikov

Beilstein J. Nanotechnol. 2025, 16, 362–370, doi:10.3762/bjnano.16.27

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  • the measurements. The vortex system was studied by measuring the magnetization of the sample. The relaxation rate of the magnetization caused by the process of thermally activated creep of the magnetic flux was also measured. In this case, the phenomenon of collective creep of vortex bundles was
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Published 13 Mar 2025

Enhancing mechanical properties of chitosan/PVA electrospun nanofibers: a comprehensive review

  • Nur Areisman Mohd Salleh,
  • Amalina Muhammad Afifi,
  • Fathiah Mohamed Zuki and
  • Hanna Sofia SalehHudin

Beilstein J. Nanotechnol. 2025, 16, 286–307, doi:10.3762/bjnano.16.22

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  • high solubility [53]. This phenomenon makes it difficult to electrospin chitosan because of its high viscosity [54]. Moreover, the formation of strong hydrogen bonds in a 3D network contributes to difficulties in the mobility of polymeric chains when an electric field is applied [55]. Because of these
  • chitosan dissolved in acetic acid in a 1:4 ratio. The solution was electrospun into nanofibers, and plasma treatment was carried out using DBD plasma with O2 gas. The treated electrospun nanofiber exhibited a 15.6% increase in tensile strength and a 37.3% increase in modulus. This phenomenon can be
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Published 26 Feb 2025

Synthesis and the impact of hydroxyapatite nanoparticles on the viability and activity of rhizobacteria

  • Bedah Rupaedah,
  • Indrika Novella,
  • Atiek Rostika Noviyanti,
  • Diana Rakhmawaty Eddy,
  • Anna Safarrida,
  • Abdul Hapid,
  • Zhafira Amila Haqqa,
  • Suryana Suryana,
  • Irwan Kurnia and
  • Fathiyah Inayatirrahmi

Beilstein J. Nanotechnol. 2025, 16, 216–228, doi:10.3762/bjnano.16.17

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  • to the nHA carrier material is not fully understood. However, the structure of nHA, characterized by its voids and crevices, provides an environment conducive to the growth and survival of rhizobacteria, a phenomenon known as biological fixation [33]. Figure 6, along with Table 3 and Table 4, shows
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Published 18 Feb 2025

Recent advances in photothermal nanomaterials for ophthalmic applications

  • Jiayuan Zhuang,
  • Linhui Jia,
  • Chenghao Li,
  • Rui Yang,
  • Jiapeng Wang,
  • Wen-an Wang,
  • Heng Zhou and
  • Xiangxia Luo

Beilstein J. Nanotechnol. 2025, 16, 195–215, doi:10.3762/bjnano.16.16

Graphical Abstract
  • the full spectrum [40]. This phenomenon occurs as the electromagnetic field of incident light induces forced oscillations in the free electrons on the metal surface [41][42]. When the frequency of the incident light aligns with the intrinsic oscillation frequency of these surface electrons [43], it
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Published 17 Feb 2025

A review of metal-organic frameworks and polymers in mixed matrix membranes for CO2 capture

  • Charlotte Skjold Qvist Christensen,
  • Nicholas Hansen,
  • Mahboubeh Motadayen,
  • Nina Lock,
  • Martin Lahn Henriksen and
  • Jonathan Quinson

Beilstein J. Nanotechnol. 2025, 16, 155–186, doi:10.3762/bjnano.16.14

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Published 12 Feb 2025

Clays enhanced with niobium: potential in wastewater treatment and reuse as pigment with antibacterial activity

  • Silvia Jaerger,
  • Patricia Appelt,
  • Mario Antônio Alves da Cunha,
  • Fabián Ccahuana Ayma,
  • Ricardo Schneider,
  • Carla Bittencourt and
  • Fauze Jacó Anaissi

Beilstein J. Nanotechnol. 2025, 16, 141–154, doi:10.3762/bjnano.16.13

Graphical Abstract
  • , leading to mineralization into CO2 and H2O [8]. According to the observed results, the BEOx and BEPh samples notably exhibited higher efficiency in the adsorption process (99.01% and 99.99%, respectively) than in photocatalysis. This phenomenon can be attributed to the negative surface charge of the
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Published 10 Feb 2025

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

Graphical Abstract
  • phenomenon, known as the Cassie state, results in the liquid being more in contact with air than with the solid surface, leading to high apparent contact angles [22]. The high contact angles also become apparent in Figure 1B, where a water droplet is resting on the Collembola surface. Here, we explore the
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Published 09 Jan 2025

Orientation-dependent photonic bandgaps in gold-dust weevil scales and their titania bioreplicates

  • Norma Salvadores Farran,
  • Limin Wang,
  • Primoz Pirih and
  • Bodo D. Wilts

Beilstein J. Nanotechnol. 2025, 16, 1–10, doi:10.3762/bjnano.16.1

Graphical Abstract
  • Information File 1, Figure S2). This phenomenon is similar to what has been previously observed in other weevils that possess diamond-type photonic crystals [14][15][30] with similar chitin filling fractions [31][32] and unit cell dimensions [15]. The elytral scales are not uniform, as they can contain single
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Published 02 Jan 2025

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

Graphical Abstract
  • undoubtedly be useful to identify the mechanisms of this phenomenon. It was impossible to assess the proportion of EVs or different LPs carrying a protein corona in samples obtained by UC because of the presence of serum contaminants that can mask bio-NPs. Isolation of bio-NPs from sera by UC did not result
  • dust-like substance (Figure 6l) were associated. Chylomicrons were observed after all four repetitions of the isolation of bio-NPs on a sucrose gradient from NBS, and the phenomenon of their separation from the surrounding contaminations is unclear. The chylomicrons were identified based on published
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Published 30 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

Graphical Abstract
  • hispanica after rehydration fully preserved its adhesive potential and macroscopic structure. This property makes chia mucilage a possible additive ingredient in food production [136]. Adhesion of the hydrated mucilage dried in contact Strong permanent adhesion of some plant parts is a well-known phenomenon
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Published 13 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

Graphical Abstract
  • (Figure 2a). All other samples displayed two absorption peaks, that is, the first near 400 nm and the second at 500 nm (ʟ-car-AgNP2), 530 nm (ʟ-car-AgNP3), 590 nm (ʟ-car-AgNP4), and 650 nm (ʟ-car-AgNP5) (Figure 2b). The observed absorption bands are attributed to LSPR. This phenomenon is an intrinsic
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Published 06 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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  • contributes to a deeper understanding of ultrablack biological materials and their potential applications in biomimetics. Keywords: animal coloration; biophotonics; Hymenoptera; insects; Mutillidae; superblack; surface; Introduction The phenomenon of highly absorptive colors, also known as ultrablack, has
  • intensify white coloration; however, when the underlying material is black, as in T. bifurca, these structures can contribute to the enhancement of ultrablack coloration by amplifying light absorption. Future studies should investigate this phenomenon in greater detail, exploring how variations in the
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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

Graphical Abstract
  • , thus, to approach the problem from different perspectives. Furthermore, by combining different models, it is possible to address the limitations of each model and to achieve more precise predictions (e.g., by avoiding the overfitting phenomenon when small training datasets are involved) [15][16
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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

Graphical Abstract
  • peak position shifted to more negative values compared to the CPE. This phenomenon highlights the significantly enhanced catalytic activity of the modified electrode. Additionally, the (Cu)(Fe)BTC@CPE electrode exhibited a significantly sharper, more symmetric, and higher peak than both the CuBTC@CPE
  • response decreased dramatically by over 50%. In the seventh and eighth measurements, the peak current of ENR remained at only about 15%. This phenomenon arises from the reaction product covering the active working area of the electrode, resulting in the low peak current observed in these measurements. The
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Published 28 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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Published 21 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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  • "super-emission" scales with the system size, meaning larger systems shine brighter. The reverse phenomenon (i.e., superabsorption [35][36]) enhances light absorption for larger systems and holds promise for creating high-performance quantum batteries. However, directly observing superabsorption is
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Published 14 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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  • pheomelanin) [21][22][23] (but see [24][25] for other pigments). Especially structural coloration provides a wealth of inspiration for creating vivid, durable colors without the use of dyes. This natural phenomenon involves the manipulation of light by micro- and nanostructures on the cuticle (e.g
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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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  • change in surface plasmon resonance of the metal nanostructures. A single absorbance peak correlates to the symmetrical shape and collective oscillation of free electrons on the nanoparticle surface. This phenomenon is known as localized surface plasmon resonance (LSPR), a characteristic feature of
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Published 04 Nov 2024

Interaction of graphene oxide with tannic acid: computational modeling and toxicity mitigation in C. elegans

  • Romana Petry,
  • James M. de Almeida,
  • Francine Côa,
  • Felipe Crasto de Lima,
  • Diego Stéfani T. Martinez and
  • Adalberto Fazzio

Beilstein J. Nanotechnol. 2024, 15, 1297–1311, doi:10.3762/bjnano.15.105

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  • directly affects delivered dose, internalization, and biodistribution in organisms. In the EPA medium, GO exhibited aggregation and precipitation at concentrations of 5.0 and 10 mg·L−1, respectively, a phenomenon attributable to the screening effect of salt ions diminishing the repulsive forces between GO
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Published 30 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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  • /nm2 (Figure 6). These two steps were repeated alternately until the spacing in the RoI was reduced to less than 100 nm, as confirmed by SEM imaging (Figure 6). Understanding FIB-induced strain as a physical phenomenon would require a repeatable experimental setup to collect data on the influence of
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Published 23 Oct 2024
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