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Search for "scattering" in Full Text gives 840 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

Characterization of ZnO nanoparticles synthesized using probiotic Lactiplantibacillus plantarum GP258

  • Prashantkumar Siddappa Chakra,
  • Aishwarya Banakar,
  • Shriram Narayan Puranik,
  • Vishwas Kaveeshwar,
  • C. R. Ravikumar and
  • Devaraja Gayathri

Beilstein J. Nanotechnol. 2025, 16, 78–89, doi:10.3762/bjnano.16.8

Graphical Abstract
  • the scattering angle. Using this formula, we determined an average crystallite size of around 25 nm for the 2θ angle of 35.8°. This measurement provided valuable insight into the dimensions of the ZnO NPs and is depicted in Figure 2a. FTIR analysis The FTIR spectra of ZnO NPs were examined in the
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Published 30 Jan 2025

Instance maps as an organising concept for complex experimental workflows as demonstrated for (nano)material safety research

  • Benjamin Punz,
  • Maja Brajnik,
  • Joh Dokler,
  • Jaleesia D. Amos,
  • Litty Johnson,
  • Katie Reilly,
  • Anastasios G. Papadiamantis,
  • Amaia Green Etxabe,
  • Lee Walker,
  • Diego S. T. Martinez,
  • Steffi Friedrichs,
  • Klaus M. Weltring,
  • Nazende Günday-Türeli,
  • Claus Svendsen,
  • Christine Ogilvie Hendren,
  • Mark R. Wiesner,
  • Martin Himly,
  • Iseult Lynch and
  • Thomas E. Exner

Beilstein J. Nanotechnol. 2025, 16, 57–77, doi:10.3762/bjnano.16.7

Graphical Abstract
  • focused on silica (SiO2) nanomaterials in the size range of 50–100 nm (depending on the method used, i.e., transmission electron microscopy, nanoparticle tracking analysis, or dynamic light scattering (intensity or number distribution)) with different surface modifications, which are reported to be
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Published 22 Jan 2025

Precursor sticking coefficient determination from indented deposits fabricated by electron beam induced deposition

  • Alexander Kuprava and
  • Michael Huth

Beilstein J. Nanotechnol. 2025, 16, 35–43, doi:10.3762/bjnano.16.4

Graphical Abstract
  • represents the probability of a volatile precursor molecule to adhere or stick to the surface it impacts. The coefficient takes values from 0 to 1, where at 0 none of the incoming molecules stick to the surface and at unity all of them do. It accounts for events of prompt scattering of impinging molecules on
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Published 13 Jan 2025

A nanocarrier containing carboxylic and histamine groups with dual action: acetylcholine hydrolysis and antidote atropine delivery

  • Elina E. Mansurova,
  • Andrey A. Maslennikov,
  • Anna P. Lyubina,
  • Alexandra D. Voloshina,
  • Irek R. Nizameev,
  • Marsil K. Kadirov,
  • Anzhela A. Mikhailova,
  • Polina V. Mikshina,
  • Albina Y. Ziganshina and
  • Igor S. Antipin

Beilstein J. Nanotechnol. 2025, 16, 11–24, doi:10.3762/bjnano.16.2

Graphical Abstract
  • corresponds to the hydrodynamic diameter of p(Hist-CA), while the latter one relates to the size of aggregates. The average molecular weight (M) of the aggregate was determined using the static light scattering (SLS) Debye plot. The plot of KC/Rθ against C, where K is the Debye constant, C is the
  • weighed on a Sartorius CP2P microbalance (Germany) in tin capsules. Quantitative measurements and data analysis were performed with Callidus 4.1 software. Hydrodynamic size and molecular weight were analyzed with a ZetaSizer Nano dynamic light scattering photon correlation spectrometer from Malvern, UK
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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
  • customizable photonic bandgaps that might be used in novel optical materials. Keywords: animal coloration; photonic crystal; polarization conversion; sol–gel replication; weevil; Introduction Animal coloration is produced by means of absorption, scattering, luminescence, and interference. The latter is
  • the standard chemicals (trifluoroacetic acid, nitric acid (68%, technical), hydrochloric acid (35%, technical), and perchloric acid (60%)) were purchased from VWR (Vienna, Austria). Full-wave photonic modeling Light scattering by the single diamond network nanostructure was simulated with the three
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Published 02 Jan 2025

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

Graphical Abstract
  •  5) are integral to the structures represented in Figure 6, where setae and lamellae likely enhance light absorption through multiple scattering and increased path length as light interacts with the cuticular protrusions and lamellar layers. Additionally, iterative scattering and absorption occur
  • selected and may have evolved convergently across animal groups, including velvet ants. In addition to their role in color production, submicrometer-sized structures, when randomly distributed in size and position on (or in) a transparent material, can enhance light scattering. This scattering can
  • ) traverses through the dark pigmented cuticle and into the absorbing layer. Additionally, there is multiple scattering between protrusions and iterative absorption as light traverses through the cuticle at each lamella. Thus, the increased path length of light through lamellae may cause enhanced absorption
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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
  • [36], the following four were included in this study because of the completeness of the data (absence of data gaps): the NMs’ core chemistry, coating, morphology, and hydrodynamic diameter measured using dynamic light scattering (DLS). The ZP of the NMs was measured in water (pH 6.5–8.5). To enrich
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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
  • the electrode blend, SEM and EDX mapping were used to investigate the distribution of CuBTC and FeBTC on the electrode surface (Figure 4). Figure 4a clearly shows the scattering of bright CuBTC and FeBTC particles on the graphite flakes. Figure 4b confirms the homogenous distribution of Fe, Cu, and O
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Published 28 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

Graphical Abstract
  • incident interface towards the other end. The large refractive index difference between SiO2 and LiNbO3 leads to unwanted reflections and scattering at the interface, causing less field confinement corresponding to 1550 nm wavelength of light and greater reflection even at eight bilayers, which enables it
  • ). These band structures arise due to Bragg scattering of electromagnetic waves within the periodic structure. The refractive index contrast between the materials in the bilayers determines the spacing and position of the bands around the bandgap. The band structure calculation has been done on each
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Published 14 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

Graphical Abstract
  • annealing Zn powder under atmospheric pressure conditions, we collected nanocrystals with various morphologies, including rods, pencils, sheets, combs, tetrapods, and multilegs. Raman scattering study reveals that the samples are monophasic with a hexagonal structure, and fall into the P63mc space group
  • nanostructures [23][35][36]. Our current work uses this simple method to grow ZnO nanostructures. After fabrication, the crystal quality of nanostructures is assessed through Raman scattering (RS) and photoluminescent (PL) measurements at room temperature. Experimental As mentioned above, CVD was utilized to
  • pictures of (a, b) single- and (c) double-sided tooth combs. Raman scattering data of some ZnO nanostructures excited at a wavelength of λ = 488 nm. Apart from a Raman mode of Si substrates at ≈520 cm−1, all other modes are from ZnO nanostructures. (a) PL spectra of some typical nanostructures (namely P1
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Published 11 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

Graphical Abstract
  • would allow for the study of the interaction of superfluid helium with neutrinos [3][4]. It is believed that as a result of neutrino scattering from a tritium source on 4He in the superfluid state, excitations with energies in the range of 0.1−10 meV arise in the condensate. There is a non-zero
  • transferred from neutrinos to helium against the background of binding energies, that is, not worse than 0.1 meV. However, a lower resolution is sufficient to detect that a scattering event has taken place, it is estimated that δE of less than 1 eV will already suffice for this purpose. Microcalorimeters
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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

Graphical Abstract
  • spectroscopy, atomic emission spectroscopy, surface-enhanced Raman scattering, electrochemical, fluorescence, and colorimetric methods [18][19]. Catalytic hydrogenation is the preferred method for the conversion of 4-nitrophenol to 4-aminophenol, which is less toxic [20]. However, the conversion process is
  • 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

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

Graphical Abstract
  • sheets. TA did not improve the stability of these samples. After the 24 h, only the suspensions of 1 mg·L−1 of GO did not exhibit visual precipitation (Supporting Information File 1, Figure S1a). The results of dynamic light scattering (DLS) measurements presented in Table S1 (Supporting Information File
  • added, and the suspension was sonicated in an ultrasonic bath. The sonication time was controlled by analyzing the material’s hydrodynamic diameters by dynamic light scattering (DLS). Dispersion aliquots for measurement were collected every 10 min, and the sonication was performed until there were no
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Published 30 Oct 2024

Dual-functionalized architecture enables stable and tumor cell-specific SiO2NPs in complex biological fluids

  • Iris Renata Sousa Ribeiro,
  • Raquel Frenedoso da Silva,
  • Romênia Ramos Domingues,
  • Adriana Franco Paes Leme and
  • Mateus Borba Cardoso

Beilstein J. Nanotechnol. 2024, 15, 1238–1252, doi:10.3762/bjnano.15.100

Graphical Abstract
  • 1.0 mg·mL–1) and later used for the quantification of captured SiO2NPs-ZW-FO. The calculations were performed using the value obtained at the maximum of the emission band. Stability of SiO2NPs in cell culture medium and human plasma Dynamic light scattering (DLS) measurements were performed to
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Published 07 Oct 2024

Enhanced catalytic reduction through in situ synthesized gold nanoparticles embedded in glucosamine/alginate nanocomposites

  • Chi-Hien Dang,
  • Le-Kim-Thuy Nguyen,
  • Minh-Trong Tran,
  • Van-Dung Le,
  • Nguyen Minh Ty,
  • T. Ngoc Han Pham,
  • Hieu Vu-Quang,
  • Tran Thi Kim Chi,
  • Tran Thi Huong Giang,
  • Nguyen Thi Thanh Tu and
  • Thanh-Danh Nguyen

Beilstein J. Nanotechnol. 2024, 15, 1227–1237, doi:10.3762/bjnano.15.99

Graphical Abstract
  • microscopy (TEM) and selected area electron diffraction (SAED) were carried out using a JEOL JEM-2100 instrument. Crystal structure characterizations of AuNPs were carried out via XRD diffraction. Zeta potential and dynamic light scattering (DLS) measurements were carried out on gel solutions (1.0 mg·mL−1
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Published 04 Oct 2024

Realizing active targeting in cancer nanomedicine with ultrasmall nanoparticles

  • André F. Lima,
  • Giselle Z. Justo and
  • Alioscka A. Sousa

Beilstein J. Nanotechnol. 2024, 15, 1208–1226, doi:10.3762/bjnano.15.98

Graphical Abstract
  • experiences reduced interference from autofluorescence and photon scattering in tissues. The authors further conjugated the AuNCs with an antibody against the epithelial cell adhesion molecule (CD326), a well-known marker for various human carcinomas. Conjugation was achieved through host–guest complexation
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Published 30 Sep 2024

Photocatalytic methane oxidation over a TiO2/SiNWs p–n junction catalyst at room temperature

  • Qui Thanh Hoai Ta,
  • Luan Minh Nguyen,
  • Ngoc Hoi Nguyen,
  • Phan Khanh Thinh Nguyen and
  • Dai Hai Nguyen

Beilstein J. Nanotechnol. 2024, 15, 1132–1141, doi:10.3762/bjnano.15.92

Graphical Abstract
  • TiO2/SiNWs catalyst may be attributed to the vertical wires, which enable strong light scattering leading to enhancement in light harvesting. The optical bandgap values of SiNWs and TiO2/SiNWs are estimated at around 3.8 and 3.3 eV, respectively. Figure 3b displays the current–voltage (I–V) curves of
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Published 02 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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  • beyond 2 µm could be the result of two processes, namely, (i) forward scattering at the deposition edge of 1 µm height, providing an extremely small but still non-zero electron flux for dissociation, and (ii) the diffusion of incompletely dissociated precursor molecules out of halo region 1, which are
  • different areas in the halo can be distinguished in Figure 2a. Here, halo region 1 extends significantly beyond the simulated range of SE and BSE, which can be attributed to forward scattering in the apex of the deposit [38]. EDX measurements in top view proved an efficient release of phosphorus and
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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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  • [61]. Nanoparticle size: The nanoparticle size can be determined using a variety of methods including dynamic (DLS) and static (SLS) light scattering; TEM, SEM, and AFM are also widely employed [62][63]. DLS and SLS can detect particle size by determining changes in distribution of particle size
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Published 22 Aug 2024

Effect of wavelength and liquid on formation of Ag, Au, Ag/Au nanoparticles via picosecond laser ablation and SERS-based detection of DMMP

  • Sree Satya Bharati Moram,
  • Chandu Byram and
  • Venugopal Rao Soma

Beilstein J. Nanotechnol. 2024, 15, 1054–1069, doi:10.3762/bjnano.15.86

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  • material with the incoming beam, including absorption, reflection, and scattering [47][48]. These interactions significantly vary across the wavelengths from 1064 down to 355 nm, with a unique response of different materials at each wavelength [49]. A key to enhancing the yield is choosing the laser
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Published 19 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

Graphical Abstract
  • scattering [23], and optical microscopy [24], have provided accurate estimates of nucleation rates and critical nucleation sizes, but little data have been produced for the sub-micrometer size regime regarding crystal facet formation and the mechanism of crystal growth. Moreover, a fundamental prerequisite
  • information regarding the NP morphology is obtained from simulated X-ray powder diffraction patterns as determined by Debye functional analysis [80]. The intensity of the diffracted coherent radiation, I, is given by where β = 2sin(θ)/λ, λ is the wavelength of the incident radiation, and 2θ is the scattering
  • angle. The scattering functions g are computed using the expressions proposed by Cromer and Mann [81]. A λ value of 0.15418 nm is employed, representing Cu Kα radiation. Python codes to compute the Berry parameter and the X-ray powder diffraction pattern of a NP are available at https://github.com
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Published 07 Aug 2024

Therapeutic effect of F127-folate@PLGA/CHL/IR780 nanoparticles on folate receptor-expressing cancer cells

  • Thi Ngoc Han Pham,
  • Phuong-Thao Dang-Luong,
  • Hong-Phuc Nguyen,
  • Loc Le-Tuan,
  • Xuan Thang Cao,
  • Thanh-Danh Nguyen,
  • Vy Tran Anh and
  • Hieu Vu_Quang

Beilstein J. Nanotechnol. 2024, 15, 954–964, doi:10.3762/bjnano.15.78

Graphical Abstract
  • scattering (DLS) and zeta potential spectra measurements were carried out in three replicates on a nanoPartica Horiba SZ-100 (Japan) with a scattering angle of 90° at 25 °C to determine the size distribution and stability of the nanocomposites. Scanning electron microscopy (SEM) The F127-folate@PLGA/CHL
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Published 31 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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  • light scattering (DLS) is another technique that can be used to describe the hydrodynamic size or the aggregation of the nanoforms in larger nanostructures, depending on the medium and other conditions. In some cases, the size values reported in the papers are not measured on purpose, but are the
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Published 11 Jul 2024

Green synthesis of biomass-derived carbon quantum dots for photocatalytic degradation of methylene blue

  • Dalia Chávez-García,
  • Mario Guzman,
  • Viridiana Sanchez and
  • Rubén D. Cadena-Nava

Beilstein J. Nanotechnol. 2024, 15, 755–766, doi:10.3762/bjnano.15.63

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  • 24 h, CQDs were successfully synthesized. A comprehensive characterization of the CQDs was performed using UV–visible spectroscopy, Fourier-transform infrared spectroscopy, dynamic light scattering, Raman spectroscopy, and luminescence spectroscopy, confirming their high quality. The photocatalytic
  • catalytic activity in MB degradation, while those prepared with water as a solvent did not show significant catalytic activity. The samples were also characterized using UV–visible spectra, Fourier-transform infrared spectroscopy (FTIR), Raman spectroscopy, dynamic light scattering (DLS), and
  • (Figure 1a). Samples M1 and M5 exhibit a barely noticeable band between 250 and 300 nm, a typical peak was not observed for both samples probably due to the presence of some carbon impurity that hinder the detection of the π–π* transition around 270 nm. Dynamic light scattering Figure 2 shows the size
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Published 25 Jun 2024

Effect of repeating hydrothermal growth processes and rapid thermal annealing on CuO thin film properties

  • Monika Ozga,
  • Eunika Zielony,
  • Aleksandra Wierzbicka,
  • Anna Wolska,
  • Marcin Klepka,
  • Marek Godlewski,
  • Bogdan J. Kowalski and
  • Bartłomiej S. Witkowski

Beilstein J. Nanotechnol. 2024, 15, 743–754, doi:10.3762/bjnano.15.62

Graphical Abstract
  • –Lorentzian functional GL(30) was applied during the simulations. Raman scattering measurements were performed under ambient conditions and room temperature using a T64000 Horiba Jobin-Yvon spectrometer configured in a backscattering geometry with a 1800 gr/mm grating and a microscope objective of 100
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Published 24 Jun 2024
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