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Search for "Si" in Full Text gives 807 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

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

Graphical Abstract
  • clear zone (halo) and the bacterial colony. The solubilizing index (SI) was then calculated using the formula: SI = (colony diameter + clear zone diameter)/colony diameter. Assessment of nitrogen-fixing activity of rhizobacteria-nHA The nitrogen-fixing ability of rhizobacteria was assessed qualitatively
  • composition of the Pd-nHA sample. Elemental composition of the Tb-nHA sample. Solubilizing index (SI) of rhizobacteria loaded onto the nHA carrier. Nitrogen-fixing activity of rhizobacteria loaded onto the carrier.a Supporting Information Supporting Information File 16: Activity tests of Pd and Tb
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Published 18 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
  • angular deformation of the water molecule, respectively [7][17]. The band in the region of approximately 1115 cm−1 is related to the stretching vibrations of Si–O. Bands in the region of 520 and 463 cm−1, which appear in all spectra of bentonite and bentonite modified with niobium, are attributed to the
  • stretching and bending of Si–O present in the clay layers [7]. The spectra for Nb2O5 and NbOPO4 and the bentonite modified with niobium before and after adsorption/photocatalysis present an intense band in the region of 630 cm−1 related to the stretching of the Nb–O bond. The A-BEPh, A-BEPhP, A-BEOx, and A
  • at 530.9 and 533.5 eV. The component centered at 531.0 eV can be attributed to photoelectrons emitted from oxygen atoms in Si–O, Al–O, or Nb–O bonds, whereas the low-intensity component at a higher binding energy can be associated with the hydroxyl OH− group of Nb–OH located in the interlayer region
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Published 10 Feb 2025

TiO2 immobilized on 2D mordenite: effect of hydrolysis conditions on structural, textural, and optical characteristics of the nanocomposites

  • Marina G. Shelyapina,
  • Rosario Isidro Yocupicio-Gaxiola,
  • Gleb A. Valkovsky and
  • Vitalii Petranovskii

Beilstein J. Nanotechnol. 2025, 16, 128–140, doi:10.3762/bjnano.16.12

Graphical Abstract
  • mesoporosity after calcination due to anatase nanoparticles of about 4 nm preventing the collapse of the interlamellar space. Immobilization of TiO2 on the zeolite surface is evidenced by the formation of Si–O–Ti bonds. The bandgap width of the synthetized nanocomposites was found to be sensitive to the
  • that direct synthesis of TiO2 in mesoporous silica or zeolites provides strong immobilization of TiO2 nanoparticles through Ti–O–Si bonding [21][22][23]. Previously, we reported the results of the trial synthesis of a new TiO2/2D mordenite nanocomposite [28]. The material was obtained from a composite
  • most important chemical property. For various reasons, the sol–gel method is mainly associated with the hydrolysis of Si(OR)4; this reagent is readily available, inexpensive, and its hydrolysis proceeds relatively smoothly, as discussed in numerous original papers and reviews [29]. However, the
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Published 10 Feb 2025

Theoretical study of the electronic and optical properties of a composite formed by the zeolite NaA and a magnetite cluster

  • Joel Antúnez-García,
  • Roberto Núñez-González,
  • Vitalii Petranovskii,
  • H’Linh Hmok,
  • Armando Reyes-Serrato,
  • Fabian N. Murrieta-Rico,
  • Mufei Xiao and
  • Jonathan Zamora

Beilstein J. Nanotechnol. 2025, 16, 44–53, doi:10.3762/bjnano.16.5

Graphical Abstract
  • characteristics of zeolites depend largely on the chemical composition of the framework, specifically the Si/Al ratio [1][2]. These characteristics make zeolites highly appealing for a wide range of applications, including the production of fine chemicals [3][4], gas separation [5][6][7], ion exchange [8][9][10
  • magnetic materials. Computational Details In the current study, the dehydrated sodium LTA zeolite, commonly denoted as NaA in the literature, with a ratio of Si/Al = 1 was considered. For this purpose, we adopted the trigonal cell proposed by Antúnez-García et al. [54], for which the lattice parameters are
  • magnitude of the largest vector in charge density Fourier expansion is Gmax = 12.0. The energy to separate the valence states of the core states was set at a value of −7.5 Ry; thus, the Al [1s2 2s2], O [1s2], Si [1s2 2s2], Na [1s2], and Fe [1s2 2s2 2p6] electronic states are considered as core states, and
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Published 17 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
  • itself once the first closed layer is formed. In another series of surface-science-oriented works, the sticking coefficient has been studied for small organic molecules, such as allyl methyl ether on Si(100) [17], trimethylamine on Si(001) [18], tetrahydrofuran on Si(001) [19], and benzene on Pt(111) [20
  • dynamics of larger precursor molecules. Methods A dual-beam microscope Nova 600 (FEI Company, the Netherlands) at Goethe University Frankfurt was used for the nanofabrication process. Structures were deposited on a 500 nm thick Au surface on top of a SiO2-terminated Si substrate in order to prevent
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Published 13 Jan 2025

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

Graphical Abstract
  • techniques The synthesised NPs were drop-cast on carbon-coated copper grids to record transmission electron microscopy (TEM) images and selected area electron diffraction (SAED) patterns using a FEI Tecnai G2 S-Twin operating at 200 kV. Further, these NPs were drop-cast on cleaned Si substrates, and their
  • . The high fraction of C indicates the formation of the graphitic shell around HfC NPs in both toluene and anisole. Figure 8 shows the reflectance data of a pristine Si substrate compared to a Si substrate coated with HfNPs-D, HfNPs-T, and HfNPs-A under three different angles of incidence (30°, 45°, and
  • 60°) taken in the wavelength range from 250 to 1200 nm. The black curve corresponds to the reflectance spectrum of the reference pristine Si sample; the red curve is HfNPs-T, the blue curve is HfNPs-A, and the green curve is HfNPs-D. The values of the reflectance and reduction in the UV (λ = 250 nm
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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

Graphical Abstract
  • ratio x = [O]/[Si], which is determined by controlling key parameters in the deposition process [2]. This ratio determines optical and electrical properties such as bandgap energy, absorption coefficient, photoluminescence, refractive index, and electrical conductivity [3]. SiOx cannot only be obtained
  • , OH, H2O, and O2; those with lower concentrations were SiH4, SiH, Si, O, Si2, and Si3 [24]. This study was the basis for establishing the four main chemical reactions in zone 2 in the HFCVD reactor, which are listed below in Table 3. Here, an additional thermochemical study of the reaction SiO2 (s
  • increases with the flux of H2. This effect was already studied experimentally, and the most significant results were the analysis of how the hydrogen flow influences the composition SiOx films by X-ray photoelectron spectroscopy; as the hydrogen flow increases, the concentration of Si also increases in
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Published 17 Dec 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

Graphical Abstract
  • occurs at ≈1 mC/cm2 in Figure 5. Figure 6 and Figure S5 (Supporting Information File 1) show the results of experiments where a Si substrate was exposed to a constant partial pressure of Pt(CO)2Cl2 and a steady Ar+ flux of 5 nA at an incident energy of 800 eV. These conditions represent a situation that
  • a separate UHV chamber equipped with a Stanford Research Instruments RGA200 quadrupole mass spectrometer and a PHI 04-303 ion gun. The base pressure of this chamber was 2.9 × 10−9 Torr. Si substrates (20 × 20 mm, Ted Pella, Inc.) were cleaned by sonication in acetone, then isopropanol, and finally
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Published 19 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
  • prepare ZnO nanostructures. A commercial Zn powder was used as the starting material (a vapour source) which was loaded in a ceramic bath. Clean Au-coated Si(001) substrates were arranged upstream on an alumina plate that was placed on the bath, nearby the vapour source. This system was placed in the
  • down to collect white products formed on Si substrates. They were characterized by scanning electron microscopy (SEM, JEOL-6330F) and energy-dispersive X-ray (EDX) spectroscopy. Renishaw’s RS and PL spectrometers operating with laser wavelengths of 488 and 325 nm were also employed to study phonon
  • vibrational and emission spectra, respectively, of typical nanostructures. Results and Discussion We performed multiple experiments of growth of nanostructured ZnO materials by CVD under temperature and gas conditions as aforementioned described. After each growth, we obtained white products deposited on Si
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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

Graphical Abstract
  • a 1:1 mixture of ethanol and acetone for 30 min. Si substrates were fabricated via a diamond-tipped blade in a Disco wafer saw (Disco, Tokyo, Japan) from a silicon wafer cut into 1 × 1 cm2 substrates. These Si substrates were left overnight to soak in DI water and then sonicated in 20 min intervals
  • were (89.3 ± 3.7)° for bare COC, (62.2 ± 1.9)° for Si, and (66.8 ± 2.5)° for SS (Figure 2), all of which were consistent with what was expected [38][39][40][41]. The experimental contact angles for substrates following the next functionalization step, the addition of PDA, were (43.3 ± 2.5)° for COC
  • , (39.6 ± 2.1)° for Si, and (43.4 ± 4.7)° for SS, which was also in agreement with other values reported for PDA-coated substrates [19]. The final layer of the coating involved covalently attaching the fluorinated thiol, FDT, to the newly formed PDA film. The reported values for the final layer are (127.6
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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

Graphical Abstract
  • bandgap value of the CDs layer was 5.25 eV (Figure 6b). The current–voltage (I–V) characteristics of the Si/CDs/Au-based Schottky diode were investigated. I–V measurements of the CDs-based thin film device were carried out using a semiconductor parameter analyzer between −2.5 V and +2.5 V at room
  • temperature (Figure 7). The interface between Au and CDs exhibited a nonlinear rectification behavior, indicating the formation of a Schottky diode [24]. The electrical properties of the Si/CDs/Au diode were determined using standard thermionic emission theory [25]. According to this theory, where n, IRs, V
  • written as: where Φb is the effective barrier height, A is the device area, and A* is the Richardson constant (112 A·cm−2·K−2 for n-type Si [26]). Φb can be obtained from Equation 3. The value of n is calculated from the slope of semi-logarithmic I–V plots and is given as The ideality factor and the value
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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

Graphical Abstract
  • monolayers of WSe2 were aligned at a 0° angle to form the 3R phase. The graphene/3R WSe2/graphene heterojunctions were aligned and assembled onto a SiO2/Si substrate by the all-dry transfer method. Au/Cr (50/10 nm) electrodes were patterned using standard electron-beam lithography (EBL, Raith 150 Two) and
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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

Graphical Abstract
  • [20]: where NEP is the noise equivalent power. The NEP is equal to the ratio of the total noise power spectral density IN to the ampere–watt sensitivity SI(ω). The total noise is composed of four components, namely, phonon noise , Nyquist TES noise , Nyquist external circuit noise , and the readout
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Published 06 Nov 2024

The role of a tantalum interlayer in enhancing the properties of Fe3O4 thin films

  • Hai Dang Ngo,
  • Vo Doan Thanh Truong,
  • Van Qui Le,
  • Hoai Phuong Pham and
  • Thi Kim Hang Pham

Beilstein J. Nanotechnol. 2024, 15, 1253–1259, doi:10.3762/bjnano.15.101

Graphical Abstract
  • promising applications. High-quality Fe3O4 thin films are a must to achieve the goals. In this report, Fe3O4 films on different substrates (SiO2/Si(100), MgO(100), and MgO/Ta/SiO2/Si(100)) were fabricated at room temperature with radio-frequency (RF) sputtering and annealed at 450 °C for 2 h. The
  • morphological, structural, and magnetic properties of the deposited samples were characterized with atomic force microscopy, X-ray diffractometry, and vibrating sample magnetometry. The polycrystalline Fe3O4 film grown on MgO/Ta/SiO2/Si(100) presented very interesting morphology and structure characteristics
  • in significant changes in the film’s characteristics [19][20]. Roy et al. conducted a study on polycrystalline Fe3O4 films on Si and SiO2/Si substrates. Their findings revealed that the value of the Gilbert damping parameter is significantly higher in Fe3O4/Si films compared to Fe3O4/SiO2/Si films
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Published 14 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

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  • -rays with charge compensation. Spectra were recorded in three distinct areas per sample with 400 μm spatial resolution, using 200 eV pass energy. High-resolution spectra for C 1s, N 1s, Si 2p, and S 2p were recorded with a resolution of 0.1 eV, using a pass energy of 40 eV. All spectra were analyzed
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Published 07 Oct 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

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  • , Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet Street, Cau Giay District, Hanoi 100000, Vietnam Department of Chemical and Biological Engineering, Gachon University, 1342 Seongnamdaero, Sujeong-gu, Seongnam-si, Gyeonggi-do 13120, Republic of Korea 10.3762/bjnano.15.92 Abstract Rapid
  • tools is extremely essential and important [37][38][39]. Herein, we constructed a robust p–n junction catalyst by atomic layer deposition (ALD) of TiO2 thin films on a p-type SiNW substrate for enhancing the photocatalytic efficiency in CH4 oxidation. Pristine p-Si wafers have limited surface area and
  • are highly susceptible to mechanical failure because of their brittle nature; in contrast, the etched SiNW arrays exhibit superior optical absorption and enhanced surface catalytic reaction properties. The intimate contact between 1D Si NWs and thin TiO2 layers reduces the recombination rate of
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Published 02 Sep 2024

Local work function on graphene nanoribbons

  • Daniel Rothhardt,
  • Amina Kimouche,
  • Tillmann Klamroth and
  • Regina Hoffmann-Vogel

Beilstein J. Nanotechnol. 2024, 15, 1125–1131, doi:10.3762/bjnano.15.91

Graphical Abstract
  • cyclodehydrogenation and the formation of GNRs following [13][26]. The sample was introduced into our SFM attached to the same vacuum chamber, which was cooled down to 115 K using liquid nitrogen. Nanosensors Si tips (resonance frequency f0 = 158 kHz and longitudinal force constant cL = 45 N/m) and PtIr-coated tips
  • applied to the tip or to the surface and on the polarity of the voltage applied. In order to ensure that the values and the polarity are compatible with previous results [20][27], the measured results were cross-checked on well-known surfaces, that is, Si(111) and Pb on Si(111). For the average taken over
  • several measurements of the local potential difference (LCPD) shown below, we have mainly used PtIr tips and only a few Si tips since the results obtained in a previous work did not show any difference between metal-coated and non-coated Si-tips [27]. For this work, we assume that the non-coated Si-tips
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Published 29 Aug 2024

Signal generation in dynamic interferometric displacement detection

  • Knarik Khachatryan,
  • Simon Anter,
  • Michael Reichling and
  • Alexander von Schmidsfeld

Beilstein J. Nanotechnol. 2024, 15, 1070–1076, doi:10.3762/bjnano.15.87

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  • a reflectivity of Rf = 0.04. The fourth end of the 3 dB coupler is connected to the detector, which is a photoreceiver (model HBPR-200M-30K-SI-FC, FEMTO Messtechnik, Berlin, Germany) converting the incoming light power into a voltage signal. The photoreceiver allows for high-sensitivity low-noise
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Published 20 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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  • imaging due to the nonconductive nature of the FP substrate. FESEM energy-dispersive X-ray spectroscopy (EDX) mapping investigations were conducted on Ag/Au alloy NPs deposited on a Si substrate by drop casting 10 µL to avoid confusion in the data caused by the Au coating. Transmission electron microscopy
  • confirms the occurrence of Ag, Au, Na, Cl, C, and O elements on the FP-AgAuN3 substrate, provided in Supporting Information File 1, Figure S4. To confirm the presence of Ag and Au in alloy NPs, an EDX mapping investigation was conducted on AgAuD3 NPs coated on a Si substrate. The color map image of a
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Published 19 Aug 2024

Bolometric IR photoresponse based on a 3D micro-nano integrated CNT architecture

  • Yasameen Al-Mafrachi,
  • Sandeep Yadav,
  • Sascha Preu,
  • Jörg J. Schneider and
  • Oktay Yilmazoglu

Beilstein J. Nanotechnol. 2024, 15, 1030–1040, doi:10.3762/bjnano.15.84

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  • 600 nm thick thermally oxidized SiO2 layer. The wafer was p-type and lightly boron-doped (Si-Mat, Silicon Materials). The substrate was thoroughly cleaned to remove impurities and contaminants to provide an ideal condition for CNT growth. Subsequently, an essential 30 nm aluminum oxide (AlOx) layer
  •  1c was defined by overlapping two tantalum-based growth stop strips (150 nm, sputtering) with a rectangular Fe layer (2 nm, e-beam) on the Si wafer. Only regions with direct Fe/AlOx contact were active for CNT growth. This combination allows for the definition of any shape, offering versatility for
  • CNT thermistor wall stabilized by complementary CNT block structures. Two strategically positioned metal electrodes on the Si substrate provide lateral contacts with the vertical CNT bolometer, facilitating effective resistance measurements. Importantly, this CNT structure exhibits remarkable thermal
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Published 15 Aug 2024

Recent progress on field-effect transistor-based biosensors: device perspective

  • Billel Smaani,
  • Fares Nafa,
  • Mohamed Salah Benlatrech,
  • Ismahan Mahdi,
  • Hamza Akroum,
  • Mohamed walid Azizi,
  • Khaled Harrar and
  • Sayan Kanungo

Beilstein J. Nanotechnol. 2024, 15, 977–994, doi:10.3762/bjnano.15.80

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  • , such as double-gate TFET and Ge-source dielectric-modulated dual-gate TFET. 2.2.14 Staggered heterojunction vertical TFET-based biosensors. A GaSb/Si staggered heterojunction vertical tunnel FET (SHV TFET)-based biosensor has been analytically investigated and proposed for biological applications by
  • tunnel field-effect transistor (TFET)-based biosensor with N+-pocket doping (PKD V TFET) has been proposed by Devi et al. [115] to enhance sensitivity in FET biosensors. This structure utilizes a 30% concentration of germanium in the Si/Ge N+ pocket and an N-type doping concentration of 1019 cm−3. In
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Published 06 Aug 2024

Facile synthesis of Fe-based metal–organic frameworks from Fe2O3 nanoparticles and their application for CO2/N2 separation

  • Van Nhieu Le,
  • Hoai Duc Tran,
  • Minh Tien Nguyen,
  • Hai Bang Truong,
  • Toan Minh Pham and
  • Jinsoo Kim

Beilstein J. Nanotechnol. 2024, 15, 897–908, doi:10.3762/bjnano.15.74

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  • , Van Lang University, Ho Chi Minh City 700000, Vietnam Faculty of Applied Technology, School of Technology, Van Lang University, Ho Chi Minh City 700000, Vietnam Department of Chemical Engineering (Integrated Engineering), Kyung Hee University, 1732 Deogyeong-daero, Giheung-gu, Yongin-si, Gyeonggi-do
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Published 19 Jul 2024

Water-assisted purification during electron beam-induced deposition of platinum and gold

  • Cristiano Glessi,
  • Fabian A. Polman and
  • Cornelis W. Hagen

Beilstein J. Nanotechnol. 2024, 15, 884–896, doi:10.3762/bjnano.15.73

Graphical Abstract
  • observed by a decrease of the Si content in the EDX spectrum, which indicates that the two processes occur at the same time (Supporting Information File 1, pp S14–S15). This effectively rules out the possibility of a post-deposition purification process, in which only the adsorbed Pt precursor is deposited
  • through water-induced oxidation of the Si substrate, (ii) the Pt layer deposited in the patterned area (with a height of circa 60 nm), and (iii) the partially purified halo around the patterned area, which appears on top of the purified area in the lamella projection (Figure 7b, Supporting Information
  • patterned area is seen, suggesting further oxidation of the Si substrate (similar to the observation presented in Figure 7) [57]. At the same time, at the perimeter of the BSE range, the formation of a dark halo is observed where the deposition of carbon from contaminants dominates the water-assisted
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Published 18 Jul 2024

Intermixing of MoS2 and WS2 photocatalysts toward methylene blue photodegradation

  • Maryam Al Qaydi,
  • Nitul S. Rajput,
  • Michael Lejeune,
  • Abdellatif Bouchalkha,
  • Mimoun El Marssi,
  • Steevy Cordette,
  • Chaouki Kasmi and
  • Mustapha Jouiad

Beilstein J. Nanotechnol. 2024, 15, 817–829, doi:10.3762/bjnano.15.68

Graphical Abstract
  • SiO2/Si substrates as detailed elsewhere [27]. The fabricated samples were exfoliated in a mixed solution composed of 10 mL of ethanol, 10 mL acetone, and 10 mL of deionized water under sonication for 30 min as shown in Figure 12. Five to ten substrates loaded with the samples were used to prepare the
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Published 05 Jul 2024

Electrospun polysuccinimide scaffolds containing different salts as potential wound dressing material

  • Veronika Pálos,
  • Krisztina S. Nagy,
  • Rita Pázmány,
  • Krisztina Juriga-Tóth,
  • Bálint Budavári,
  • Judit Domokos,
  • Dóra Szabó,
  • Ákos Zsembery and
  • Angela Jedlovszky-Hajdu

Beilstein J. Nanotechnol. 2024, 15, 781–796, doi:10.3762/bjnano.15.65

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  • specific antibacterial areas were more extensive (20–60 cm2/mg) than we experienced for the same bacteria strains in the case of Sr(NO3)2 and Zn(O2CCH3)2 salt-containing scaffolds. These values were even higher when 5 mg/mL of paracetamol was added to them [22]. In another study, electrospun gelatin/Cs–Si
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Published 02 Jul 2024
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