Solar-light-driven LaFe_xNi_1−xO₃ perovskite oxides for photocatalytic Fenton-like reaction to degrade organic pollutants

• Chao-Wei Huang,
• Shu-Yu Hsu,
• Jun-Han Lin,
• Yun Jhou,
• Wei-Yu Chen,
• Kun-Yi Andrew Lin,
• Yu-Tang Lin and
• Van-Huy Nguyen

Beilstein J. Nanotechnol. 2022, 13, 882–895, doi:10.3762/bjnano.13.79

• antibiotics of PPCPs accordinly. Results and Discussion Material characterization of various photocatalysts X-ray powder diffraction (XRD) was used to reveal the structure of the materials. In the synthesis step of LaNiO3, the calcination temperature was set to 500, 600, 700, and 800 °C, respectively, and the

• oxides were prepared ultimately. Photocatalysts characterization The LaFexNi1−xO3 photocatalysts were characterized by D8 advance (Bruker, Germany) to reveal the X-ray powder diffraction (XRD) patterns. The Cu Kα target was facilitated under 40 kV to generate the X-ray with λ = 0.15406 nm. The 2θ

High-performance asymmetric supercapacitor made of NiMoO₄ nanorods@Co₃O₄ on a cellulose-based carbon aerogel

• Meixia Wang,
• Jing Zhang,
• Xibin Yi,
• Benxue Liu,
• Xinfu Zhao and
• Xiaochan Liu

Beilstein J. Nanotechnol. 2020, 11, 240–251, doi:10.3762/bjnano.11.18

• supercapacitor. The crystal structure of CA, NiMoO4, the Co3O4 nanoparticles derived from ZIF-67 and the NiMoO4@Co3O4/CA composite was examined using X-ray powder diffraction (XRD) as shown in Figure 3a. For CA, a broad diffraction peak is observed at about 22.8°, which can be attributed to the (120) planes of

Synthesis of a MnO₂/Fe₃O₄/diatomite nanocomposite as an efficient heterogeneous Fenton-like catalyst for methylene blue degradation

• Zishun Li,
• Xuekun Tang,
• Kun Liu,
• Jing Huang,
• Yueyang Xu,
• Qian Peng and
• Minlin Ao

Beilstein J. Nanotechnol. 2018, 9, 1940–1950, doi:10.3762/bjnano.9.185

• with water and drying in vacuum at 60 °C. Characterization methods The X-ray powder diffraction (XRD) patterns of the samples were measured with a Bruker AXS D8 advance X-ray powder diffractometer utilizing a Cu Kα source (λ = 0.15418 nm). The functional groups of materials were characterized by

Noble metal-modified titania with visible-light activity for the decomposition of microorganisms

• Maya Endo,
• Zhishun Wei,
• Kunlei Wang,
• Baris Karabiyik,
• Kenta Yoshiiri,
• Paulina Rokicka,
• Bunsho Ohtani,
• Agata Markowska-Szczupak and
• Ewa Kowalska

Beilstein J. Nanotechnol. 2018, 9, 829–841, doi:10.3762/bjnano.9.77

• were modified with silver and gold by photodeposition, and characterized by diffuse reflectance spectroscopy (DRS), X-ray powder diffraction (XRD), X-ray photoelectron spectroscopy (XPS) and scanning transmission electron microscopy (STEM). It was found that silver co-existed in zero valent (core) and

Fabrication and photoactivity of ionic liquid–TiO₂ structures for efficient visible-light-induced photocatalytic decomposition of organic pollutants in aqueous phase

• Anna Gołąbiewska,
• Marta Paszkiewicz-Gawron,
• Aleksandra Sadzińska,
• Wojciech Lisowski,
• Ewelina Grabowska,
• Adriana Zaleska-Medynska and
• Justyna Łuczak

Beilstein J. Nanotechnol. 2018, 9, 580–590, doi:10.3762/bjnano.9.54

• photoactivity of TiO2, a series of TiO2 microspheres have been synthesized via a solvothermal method assisted by 1-methyl-3-octadecylimidazolium chloride ([ODMIM][Cl]) and 1-methyl-3-tetradecylimidazolium chloride ([TDMIM][Cl]). All as-prepared samples were characterized by X-ray powder diffraction (XRD), X-ray

Kinetics of solvent supported tubule formation of Lotus (Nelumbo nucifera) wax on highly oriented pyrolytic graphite (HOPG) investigated by atomic force microscopy

• Sujit Kumar Dora,
• Kerstin Koch,
• Wilhelm Barthlott and
• Klaus Wandelt

Beilstein J. Nanotechnol. 2018, 9, 468–481, doi:10.3762/bjnano.9.45

• by a number of experimental techniques, e.g., X-ray powder diffraction (XRD), electron diffraction (ED) and nuclear magnetic resonance (NMR) techniques [16][17][18][19]. Out of the vast variety of wax morphologies, tubules constitute one of the most prominent types and can be distinguished into three

Bombyx mori silk/titania/gold hybrid materials for photocatalytic water splitting: combining renewable raw materials with clean fuels

• Stefanie Krüger,
• Michael Schwarze,
• Otto Baumann,
• Christina Günter,
• Michael Bruns,
• Christian Kübel,
• Dorothée Vinga Szabó,
• Rafael Meinusch,
• Verónica de Zea Bermudez and
• Andreas Taubert

Beilstein J. Nanotechnol. 2018, 9, 187–204, doi:10.3762/bjnano.9.21

• obtained using a raster scanned Ar+ ion beam at 0.5–3.0 keV and 30° angle of incidence. X-ray powder diffraction (XRD) was performed on a PANalytical Empyrean Diffractometer in a 2θ range of 4–90°. X-ray wavelength was 1.5408 Å (Cu Kα) and step size was 0.0131°. Data and particle size analysis via Scherrer

In situ formation of reduced graphene oxide structures in ceria by combined sol–gel and solvothermal processing

• Jingxia Yang,
• Johannes Ofner,
• Bernhard Lendl and
• Ulrich Schubert

Beilstein J. Nanotechnol. 2016, 7, 1815–1821, doi:10.3762/bjnano.7.174

• band of a Si wafer. Raman mapping was performed using a 10× magnification objective and a 300 line grating; a 532 nm (frequency doubled Nd:YAG) DPSS laser was used. An area of 500 × 500 µm2 with a lateral resolution of 5 µm was mapped by scanning each pixel three times for 1 s. X-ray powder diffraction

• (XRD) measurements were performed on a Philips X'Pert diffractometer using Cu Kα radiation (λ = 1.5406 Å). High-resolution transmission electron micrographs (HRTEM) were recorded on a TECNAI F20 operated at 200 kV. Before the measurements, the samples were ultrasonically dispersed in EtOH for 30 min

Improved lithium-ion battery anode capacity with a network of easily fabricated spindle-like carbon nanofibers

• Mengting Liu,
• Wenhe Xie,
• Lili Gu,
• Tianfeng Qin,
• Xiaoyi Hou and
• Deyan He

Beilstein J. Nanotechnol. 2016, 7, 1289–1295, doi:10.3762/bjnano.7.120

• -SEM, S-4800, Hitachi) and transmission electron microscopy (TEM, FEI, Tecnai G2 F30). X-ray powder diffraction (XRD, X’Pert Pro, Philips), Raman spectroscopy (Jobin–Yvon Horiba, HR800) and X-ray photoelectron spectroscopy (XPS, Kratos, Axis UltraDLD) analyses were carried out to determine the chemical

Microwave solvothermal synthesis and characterization of manganese-doped ZnO nanoparticles

• Jacek Wojnarowicz,
• Roman Mukhovskyi,
• Elzbieta Pietrzykowska,
• Sylwia Kusnieruk,
• Jan Mizeracki and
• Witold Lojkowski

Beilstein J. Nanotechnol. 2016, 7, 721–732, doi:10.3762/bjnano.7.64

• cooled down with liquid nitrogen and subsequently dried in a freeze dryer (Lyovac GT-2, SRK Systemtechnik GmbH, Germany). Characterisation methods X-ray powder diffraction Diffraction patterns of the X-ray powder diffraction (XRD) were gathered at room temperature in the 2 theta range from 10 to 100

Time-dependent growth of crystalline Au⁰-nanoparticles in cyanobacteria as self-reproducing bioreactors: 2. Anabaena cylindrica

• Liz M. Rösken,
• Felix Cappel,
• Susanne Körsten,
• Christian B. Fischer,
• Andreas Schönleber,
• Sander van Smaalen,
• Stefan Geimer,
• Christian Beresko,
• Georg Ankerhold and
• Stefan Wehner

Beilstein J. Nanotechnol. 2016, 7, 312–327, doi:10.3762/bjnano.7.30

• nanoparticles are found to be located along the thylakoid membranes. Keywords: biosynthesis; gold nanoparticles; laser-induced breakdown spectroscopy (LIBS); transmission electron microscopy (TEM); X-ray powder diffraction (XRD); Introduction Precious metallic nanoparticles are of steadily increasing interest

• concentration of gold ions in the culture the larger is the amount of gold found in the biomass. From the average size of nanoparticles determined by X-ray powder diffraction (XRD) and the number of nanoparticles recorded by transmission electron microscopy (TEM) the average uptake of the cyanobacteria can be

• . a., Carl Roth, Karlsruhe, Germany) dissolved in modified BBM, the other was cultivated untreated as reference. For each intended measurement an aliquot volume of 2 mL was taken. Depending on the type of analysis, X-ray powder diffraction (XRD), transmission electron microscopy (TEM) or laser-induced

Transformation of hydrogen titanate nanoribbons to TiO₂ nanoribbons and the influence of the transformation strategies on the photocatalytic performance

• Melita Rutar,
• Nejc Rozman,
• Matej Pregelj,
• Carla Bittencourt,
• Romana Cerc Korošec,
• Andrijana Sever Škapin,
• Aleš Mrzel,
• Srečo D. Škapin and
• Polona Umek

Beilstein J. Nanotechnol. 2015, 6, 831–844, doi:10.3762/bjnano.6.86

• deposited on the samples to reduce the charging effect. Specimens for TEM investigations were dispersed ultrasonically in methanol and a drop of the dispersion was deposited onto a lacy carbon film supported by a copper grid. The phase analysis was performed on the cut surface by X-ray powder diffraction

• (XRD) by using a diffractometer with Cu Kα radiation (λ = 1.5406 Å) and a Sol-X energy-dispersive detector (Endeavor D4, Bruker AXS, Karlsruhe, Germany). Diffractograms were measured in the angular range (2θ) between 5 and 60° with a step size of 0.02 °/s, and a collection time of 3 s. For the

Synthesis of boron nitride nanotubes from unprocessed colemanite

• Saban Kalay,
• Zehra Yilmaz and
• Mustafa Çulha

Beilstein J. Nanotechnol. 2013, 4, 843–851, doi:10.3762/bjnano.4.95

• centrifugation, the remaining solid was washed with DI water until all acid was removed. The pure BNNTs were dried at 60 °C overnight. X-Ray powder diffractometer X-ray powder diffraction (XRD Shimadzu XRD-6000, ICDD PDF 4 software) analyses were carried out with Drive Axis Theta-2Theta. The scan range was 2.000

A facile synthesis of a carbon-encapsulated Fe₃O₄ nanocomposite and its performance as anode in lithium-ion batteries

• Raju Prakash,
• Katharina Fanselau,
• Shuhua Ren,
• Tapan Kumar Mandal,
• Christian Kübel,
• Horst Hahn and
• Maximilian Fichtner

Beilstein J. Nanotechnol. 2013, 4, 699–704, doi:10.3762/bjnano.4.79

• ) show that the as prepared [Fe3O4–C] is composed of C, Fe and O. The observed Fe/O mass ratio of the composite (ca. 2.7) is in close agreement with the nominal value of Fe3O4 (2.62). The X-ray powder diffraction (XRD) pattern and the Raman spectrum of the as prepared nanocomposite are shown in Figure 1

Recrystallization of tubules from natural lotus (Nelumbo nucifera) wax on a Au(111) surface

• Sujit Kumar Dora and
• Klaus Wandelt

Beilstein J. Nanotechnol. 2011, 2, 261–267, doi:10.3762/bjnano.2.30

• leaves have been subjected to numerous studies [1][2][3][4][5][6][7][8][9]. Electron micrograph studies by Barthlott et al. [7] demonstrated the tubule-like assembly of nonacosan-10-ol molecules on lotus (Nelumbo nucifera) leaves, whilst their crystalline nature was verified by X-ray powder diffraction

• (XRD) and electron diffraction (ED) techniques [10][11]. Koch and co-workers applied tapping mode AFM to study the continuous growth of nonacosan-10-ol tubules on HOPG [8]. By applying a 10 µL droplet of natural wax molecules derived from nasturtium (Tropaeolum majus) and lotus (Nelumbo nucifera

Synthesis of LiNbO₃ nanoparticles in a mesoporous matrix

• Anett Grigas and
• Stefan Kaskel

Beilstein J. Nanotechnol. 2011, 2, 28–33, doi:10.3762/bjnano.2.3

• section). LiOH solution was used to remove the SBA-15 matrix and the isolated product was air-dried. The X-ray powder diffraction (XRD) patterns of the as-prepared samples were dependent on the reaction temperature, heating rate and reaction time, and showed only the reflection peaks of the hexagonal