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Search for "nickel" in Full Text gives 177 result(s) in Beilstein Journal of Nanotechnology.

Fabrication of metal complex phthalocyanine and porphyrin nanoparticle aqueous colloids by pulsed laser fragmentation in liquid and their potential application to a photosensitizer for photodynamic therapy

  • Taisei Himeda,
  • Risako Kunitomi,
  • Ryosuke Nabeya,
  • Tamotsu Zako and
  • Tsuyoshi Asahi

Beilstein J. Nanotechnol. 2025, 16, 1088–1096, doi:10.3762/bjnano.16.80

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  • useful as a potential photosensitizer for PDT treatments in biomedical applications. Experimental Materials Cobalt(II) phthalocyanine (CoPc, 97%), nickel(II) phthalocyanine (NiPc, 85%), platinum octaethylporphyrin (PtOEP, 98%), and Pluronic® F-127 were purchased from Sigma-Aldrich. Chloroaluminum
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Published 11 Jul 2025

Heat-induced transformation of nickel-coated polycrystalline diamond film studied in situ by XPS and NEXAFS

  • Olga V. Sedelnikova,
  • Yuliya V. Fedoseeva,
  • Dmitriy V. Gorodetskiy,
  • Yuri N. Palyanov,
  • Elena V. Shlyakhova,
  • Eugene A. Maksimovskiy,
  • Anna A. Makarova,
  • Lyubov G. Bulusheva and
  • Aleksandr V. Okotrub

Beilstein J. Nanotechnol. 2025, 16, 887–898, doi:10.3762/bjnano.16.67

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  • of diamond surfaces is important for many applications, which require the formation of thin conductive electrodes on dielectric substrates. Transition metal catalysts can facilitate the graphitization process, which depends on the diamond face orientation. In the present work, the role of a nickel
  • thin nickel film deposited by thermal evaporation. The graphitization of diamond with and without a nickel coating as a result of high-vacuum annealing at a temperature of about 1100 °C was studied in situ using synchrotron-based X-ray photoelectron spectroscopy (XPS) and near-edge X-ray absorption
  • fine structure (NEXAFS) methods. XPS data revealed the formation of a thin graphite-like film with low-ordered atomic structure on the surface of the nickel-coated PCD film. The chemical state of sp2-hybridized carbon atoms was found to be insensitive to the face orientation of the diamond micro-sized
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Published 12 Jun 2025

Facile one-step radio frequency magnetron sputtering of Ni/NiO on stainless steel for an efficient electrode for hydrogen evolution reaction

  • Ha Huu Do,
  • Khac Binh Nguyen,
  • Phuong N. Nguyen and
  • Hoai Phuong Pham

Beilstein J. Nanotechnol. 2025, 16, 837–846, doi:10.3762/bjnano.16.63

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  • may introduce a facile and eco-friendly strategy for fabricating noble metal-free, efficient nanomaterials for electrocatalytic HER. Keywords: electrocatalysts; magnetron sputtering; nickel; nickel oxide; water electrolysis; Introduction The world is facing a critical challenge through the
  • substrates such as nickel foam (NF), carbon cloth, and fluorine-doped tin oxide [27][28][29]. Also, SS displays high electrical conductivity, outstanding chemical stability, and good mechanical properties. Therefore, numerous researchers have used SS as a template to deposit nanomaterials using various
  • electrocatalytic applications [30]. For instance, Wang et al. deposited nickel–iron on SS, which was used as a high-performance electrode for water oxidation [31]. Hence, in this study, we utilized commercial 304 SS and coated it with the Ni/NiO catalyst through a one-step radio frequency (RF) magnetron sputtering
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Published 06 Jun 2025

Nanostructured materials characterized by scanning photoelectron spectromicroscopy

  • Matteo Amati,
  • Alexey S. Shkvarin,
  • Alexander I. Merentsov,
  • Alexander N. Titov,
  • María Taeño,
  • David Maestre,
  • Sarah R. McKibbin,
  • Zygmunt Milosz,
  • Ana Cremades,
  • Rainer Timm and
  • Luca Gregoratti

Beilstein J. Nanotechnol. 2025, 16, 700–710, doi:10.3762/bjnano.16.54

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  • supercapacitors [35][36] fast spintronics [37], electrochromic devices [38][39], catalysts, and gas sensors [40][41], [42][43]. The characteristic p-type conductivity of this transition metal oxide is related to the presence of oxygen interstitials and the inherent nickel deficiency which leads to the formation
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Published 23 May 2025

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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  • . An optimum height above burner of 10 mm at which the temperature is around 650 °C was used in the synthesis process. Zirconia beads impregnated with nickel nitrate catalyst have been employed. Dense CNF growth with an average diameter of 77.9 nm was observed at an equivalence ratio of 1.8; as the
  • optimization of CNT/CNF synthesis in flame environments. An ethylene/air co-flow, non-premixed flame was used with a catalyst substrate of iron, nickel, and platinum wires of 0.1–0.25 mm diameter. The study found that carbon monoxide is a major contributor to CNT formation in flames, and the model also showed
  • deposition with nickel as the catalyst and hydrogen as the plasma source. SEM and TEM characterization showed vertically aligned CNFs. This method highlights the impact of plasma conditions and gas ratios on CNF morphology and alignment [12]. An experiment by Li et al. showed CNT growth at decomposition
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Published 23 Apr 2025

Nanomaterials in targeting amyloid-β oligomers: current advances and future directions for Alzheimer's disease diagnosis and therapy

  • Shiwani Randhawa,
  • Trilok Chand Saini,
  • Manik Bathla,
  • Rahul Bhardwaj,
  • Rubina Dhiman and
  • Amitabha Acharya

Beilstein J. Nanotechnol. 2025, 16, 561–580, doi:10.3762/bjnano.16.44

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  • , with a detection range spanning from 10−9 to 103 nM [77]. An electrochemical, label-free aptassay developed by Gallo-Orive et al. incorporates graphene oxide–gold nanoparticles/nickel/platinum nanoparticles for the rapid and accurate detection of AβOs in complex clinical samples, such as brain tissue
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Published 22 Apr 2025

Zeolite materials with Ni and Co: synthesis and catalytic potential in the selective hydrogenation of citral

  • Inocente Rodríguez-Iznaga,
  • Yailen Costa Marrero,
  • Tania Farias Piñeira,
  • Céline Fontaine,
  • Lexane Paget,
  • Beatriz Concepción Rosabal,
  • Arbelio Penton Madrigal,
  • Vitalii Petranovskii and
  • Gwendoline Lafaye

Beilstein J. Nanotechnol. 2025, 16, 520–529, doi:10.3762/bjnano.16.40

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  • , La Habana, Cuba Centro de Nanociencia y Nanotecnología (CNyN), Universidad Nacional Autónoma de México (UNAM), 22860, Ensenada, B.C., México 10.3762/bjnano.16.40 Abstract Zeolitic materials incorporating mono- and bimetallic systems of nickel and cobalt were obtained from natural zeolite modified
  • Ni2+ isolated cations, attributed to synergistic interactions that weakened the cation–framework binding. Catalytic activity tests showed that nickel species were primarily responsible for citronellal formation. Among all materials, the bimetallic CoNiIE catalyst, prepared by IE, was the only one to
  • produce unsaturated alcohols, suggesting that synergistic Ni–Co interactions played a role in their formation. Keywords: citral hydrogenation; cobalt–nickel mixture; impregnation; ion exchange; natural zeolite; Introduction Numerous publications in the literature highlight zeolites modified with
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Published 14 Apr 2025

Quantification of lead through rod-shaped silver-doped zinc oxide nanoparticles using an electrochemical approach

  • Ravinder Lamba,
  • Gaurav Bhanjana,
  • Neeraj Dilbaghi,
  • Vivek Gupta and
  • Sandeep Kumar

Beilstein J. Nanotechnol. 2025, 16, 422–434, doi:10.3762/bjnano.16.33

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  • the effects of transition metal ions, such as silver, copper, nickel, and manganese on the chemical and physical properties of ZnO nanoparticles. These metal dopants utilize their partially occupied d-electron shells, leading to the presence of unpaired electrons. Out of these metals, silver is
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Published 26 Mar 2025

Engineered PEG–PCL nanoparticles enable sensitive and selective detection of sodium dodecyl sulfate: a qualitative and quantitative analysis

  • Soni Prajapati and
  • Ranjana Singh

Beilstein J. Nanotechnol. 2025, 16, 385–396, doi:10.3762/bjnano.16.29

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  • ) and Bradford reagent (Cat. No. 19219) were purchased from SRL Chemicals (India). NIST-grade standards of arsenic (As3+), aluminium (Al3+), cadmium (Cd2+), zinc (Zn2+), mercury (Hg2+), nickel (Ni2+), copper (Cu2+), chromium (Cr3+), lead (Pb2+), iron (Fe3+), and cobalt (Co2+) (Cat. No. 041865), as well
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Published 20 Mar 2025

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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  • with a NIST-grade metal standard including arsenic (As3+), aluminum (Al3+), cadmium (Cd2+), zinc (Zn2+), mercury (Hg2+), nickel (Ni2+), copper (Cu2+), chromium (Cr3+), iron (Fe3+), molybdenum (Mo2+), and lead (Pb2+) were acquired from CDH Fine Chemicals. The chemicals were used without further
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Published 06 Dec 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
  • -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
  • chemicals, Finar and SRL chemicals, respectively. National Institute of Standard and Technology grade metal standards (1000 ppm) of arsenic (As3+), aluminum (Al3+), cadmium (Cd2+), zinc (Zn2+), mercury (Hg2+), nickel (Ni2+), copper (Cu2+), chromium (Cr3+), lead (Pb2+), iron (Fe3+), and cobalt (Co2+) were
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Published 04 Nov 2024

Interface properties of nanostructured carbon-coated biological implants: an overview

  • Mattia Bartoli,
  • Francesca Cardano,
  • Erik Piatti,
  • Stefania Lettieri,
  • Andrea Fin and
  • Alberto Tagliaferro

Beilstein J. Nanotechnol. 2024, 15, 1041–1053, doi:10.3762/bjnano.15.85

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  • and bacteria targeting is crucial for engineering coating solutions. Similarly, Al-Saadi et al. [113] used CVD for coating a nickel–copper alloy with multilayered graphene, showing the effectiveness of carbon coatings in replacing the native protective oxide layer of the alloy and in reducing the
  • be achieved by replacing GO with a mixture of nanostructured calcium carbonate and rGO [156] or fluorohydroxyapatite and GO [157]. Guo et al. [158] also proved the ability of GO coatings to prevent the release of Ni(II) ions from a nickel–titanium alloy during corrosion. The authors suggested that
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Published 16 Aug 2024

Laser synthesis of nanoparticles in organic solvents – products, reactions, and perspectives

  • Theo Fromme,
  • Sven Reichenberger,
  • Katharine M. Tibbetts and
  • Stephan Barcikowski

Beilstein J. Nanotechnol. 2024, 15, 638–663, doi:10.3762/bjnano.15.54

Graphical Abstract
  • % for gold [68][69] to a completely oxidized bulk volume, for example, for nickel [70]. In contrast, laser reduction in water leads to the reduction of metal salts and, thus, to the nucleation of metallic nanoparticles [36][71]. Hence, water acts as an oxidizing agent in the context of LAL, LFL, and LML
  • % [68][69], while platinum surfaces are partially oxidized with 20–73% [70][92], and nickel particles are completely oxidized [70]. This was further investigated by Kalus et al., who ablated seven different metals (Au, Pt, Ag, Cu, Fe, Ti, and Al) in water while quantifying the formed hydrogen and oxygen
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Published 05 Jun 2024

Directed growth of quinacridone chains on the vicinal Ag(35 1 1) surface

  • Niklas Humberg,
  • Lukas Grönwoldt and
  • Moritz Sokolowski

Beilstein J. Nanotechnol. 2024, 15, 556–568, doi:10.3762/bjnano.15.48

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  • at a low coverage, for example, PTCDA on Au(433) and Au(778) [16], a 1:1 mixture of PTCDI and 1,4-bis(2,4-diamino-1,3,5-triazine)benzene on Au(11 11 12) [17], and nickel-tetraphenyl-porphyrin on Au (788) [18]. Here, we report on the growth of an organic molecule, namely 5,12-dihydroquino[2,3-b
  • before, for example, PTCDA on Au(433) and Au(778) [16], a 1:1 mixture of PTCDI and 1,4-bis(2,4-diamino-1,3,5-triazine)benzene on Au(11 11 12) [17], α-6T on Ag(441) [39], and nickel tetraphenylporphyrin on Au (788) [18]. Deposition at 400 K Interestingly, after the deposition of QA onto Ag(35 1 1) at an
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Published 21 May 2024

Influence of conductive carbon and MnCo2O4 on morphological and electrical properties of hydrogels for electrochemical energy conversion

  • Sylwia Pawłowska,
  • Karolina Cysewska,
  • Yasamin Ziai,
  • Jakub Karczewski,
  • Piotr Jasiński and
  • Sebastian Molin

Beilstein J. Nanotechnol. 2024, 15, 57–70, doi:10.3762/bjnano.15.6

Graphical Abstract
  • based on EIS measurements using a VersaSTAT 4 potentiostat. For the measurements, a hydrogel in the form of a disc was placed between two nickel plates (2 × 15 × 15 mm) connected with the impedance analyser (2-probe measurement) (Figure 7). The impedance spectrum was acquired in the frequency range of
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Published 11 Jan 2024

TEM sample preparation of lithographically patterned permalloy nanostructures on silicon nitride membranes

  • Joshua Williams,
  • Michael I. Faley,
  • Joseph Vimal Vas,
  • Peng-Han Lu and
  • Rafal E. Dunin-Borkowski

Beilstein J. Nanotechnol. 2024, 15, 1–12, doi:10.3762/bjnano.15.1

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  • ], transmission electron microscopy (TEM) [1][8][9][10][11], scanning transmission X-ray microscopy [12][13], and magneto-optical Kerr effect microscopy [14][15]. Possible applications of Py nanodisks were proposed for zero-hysteresis magnet sensors, magnetic logic devices, and data storage [16]. Py is a nickel
  • or volatile particles, which can be pumped out. RIE of nickel–iron alloys has been carried out using inductively coupled plasma RIE with argon and chlorine [34] or with NH3 and CO [35]. Stencil lithography requires further optimization although possible applications are attractive because of the
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Published 02 Jan 2024

Fragmentation of metal(II) bis(acetylacetonate) complexes induced by slow electrons

  • Janina Kopyra and
  • Hassan Abdoul-Carime

Beilstein J. Nanotechnol. 2023, 14, 980–987, doi:10.3762/bjnano.14.81

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  • the ligands, that is, (L-C3H3), is observed for CoL2 (Figure 2), NiL2 (Figure 3), and CuL2 (Figure 4), as [ML(L-C3H3)]− anion (Table 1). We can notice that the Mn (Figure 5) and Cu (Figure 4) complexes produce fewer fragments than those containing cobalt, nickel, and zinc. Furthermore, the
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Published 26 Sep 2023

Ni, Co, Zn, and Cu metal-organic framework-based nanomaterials for electrochemical reduction of CO2: A review

  • Ha Huu Do and
  • Hai Bang Truong

Beilstein J. Nanotechnol. 2023, 14, 904–911, doi:10.3762/bjnano.14.74

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  • architectures, pronounced porosity, abundant active sites, and well-distributed metallic nodes. This article commences by elucidating the mechanistic aspects of CO2 reduction, followed by a comprehensive exploration of diverse materials encompassing MOFs based on nickel, cobalt, zinc, and copper for efficient
  • accessibility to active sites and unstable MOFs/substrate interfaces. Therefore, further studies are required to develop binder-free electrodes by in situ synthesis of MOFs on conductive substrates, such as nickel foam, copper foil, and carbon cloth, to overcome the aforementioned limitations and advancing the
  • 2D Ni(Im)2-15 nm, (d) durability test and FE of 2D Ni(Im)2-5 nm at −0.85 V vs RHE for 14 h. Figure 2 was adapted with permission of The Royal Society of Chemistry, from [39], (“Ultrathin 2D nickel zeolitic imidazolate framework nanosheets for electrocatalytic reduction of CO2” by J.-X. Wu et al
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Published 31 Aug 2023

Control of morphology and crystallinity of CNTs in flame synthesis with one-dimensional reaction zone

  • Muhammad Hilmi Ibrahim,
  • Norikhwan Hamzah,
  • Mohd Zamri Mohd Yusop,
  • Ni Luh Wulan Septiani and
  • Mohd Fairus Mohd Yasin

Beilstein J. Nanotechnol. 2023, 14, 741–750, doi:10.3762/bjnano.14.61

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  • ratio was also shown in another study by Hamzah et al. [13], utilizing a methane diffusion flame with different air flow rates. This study aims to synthesize CNTs on nickel wire through methane combustion in a one-dimensional premixed flat flame. The resulting CNT morphology and crystallinity will be
  • is vital to achieve uniformity of the flame characteristics in the radial direction [17], which is useful for consistent CNT growth along the metal wire in the present study. CNT growth In general, the growth of CNTs on nickel wire starts from a process of surface breakup in a carbon-rich high
  • widely accepted vapor–liquid–solid mechanism, the growth of CNTs occurs in three steps, namely, melting of nickel particles, adsorption of carbon atoms onto the surface of the metallic nickel, and finally, diffusion and deposition of the precipitated carbon, which forms tubular materials by curling of
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Published 21 Jun 2023

A graphene quantum dots–glassy carbon electrode-based electrochemical sensor for monitoring malathion

  • Sanju Tanwar,
  • Aditi Sharma and
  • Dhirendra Mathur

Beilstein J. Nanotechnol. 2023, 14, 701–710, doi:10.3762/bjnano.14.56

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  • -functionalized nickel/silver/graphene quantum dot/graphene hybrid for the colorimetric detection of malathion [28]. This paper describes the development of an electrochemical sensor based on a graphene quantum dot-modified glassy carbon electrode (GQDs/GCE) for the determination and quantification of the
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Published 09 Jun 2023

Mixed oxides with corundum-type structure obtained from recycling can seals as paint pigments: color stability

  • Dienifer F. L. Horsth,
  • Julia de O. Primo,
  • Nayara Balaba,
  • Fauze J. Anaissi and
  • Carla Bittencourt

Beilstein J. Nanotechnol. 2023, 14, 467–477, doi:10.3762/bjnano.14.37

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  • without added pigments exhibits a more significant color variation (ΔE) in an acid environment. A work under similar conditions of harsh environments with cobalt and nickel aluminates obtained by the same synthetic route used in this article yielded similar results of color stability [14], with
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Published 05 Apr 2023

Conjugated photothermal materials and structure design for solar steam generation

  • Chia-Yang Lin and
  • Tsuyoshi Michinobu

Beilstein J. Nanotechnol. 2023, 14, 454–466, doi:10.3762/bjnano.14.36

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  • to a lowering of the surface temperature of the sidewalls, allowing for further energy harvesting from the environment. All these processes will contribute to the increase in the overall water evaporation amount. Shao et al. fabricated a nickel–cobalt bimetal (Ni1Co3@PDA) coated with self-polymerized
  • with the average temperatures of the sidewall surfaces under solar spectral irradiance (AM1.5G). Figure 11 was adapted with permission of The Royal Society of Chemistry from [49] (“Stackable nickel–cobalt@polydopamine nanosheet based photothermal sponges for highly efficient solar steam generation” by
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Published 04 Apr 2023

Evaluation of electrosynthesized reduced graphene oxide–Ni/Fe/Co-based (oxy)hydroxide catalysts towards the oxygen evolution reaction

  • Karolina Cysewska,
  • Marcin Łapiński,
  • Marcin Zając,
  • Jakub Karczewski,
  • Piotr Jasiński and
  • Sebastian Molin

Beilstein J. Nanotechnol. 2023, 14, 420–433, doi:10.3762/bjnano.14.34

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  • Cracow, Poland 10.3762/bjnano.14.34 Abstract In this work, the specific role of the addition of graphene oxide (GO) to state-of-the-art nickel–iron (NiFe) and cobalt–nickel–iron (CoNiFe) mixed oxides/hydroxides towards the oxygen evolution reaction (OER) is investigated. Morphology, structure, and OER
  • CoNiFe-GO were fabricated without any additives directly on the nickel foam substrate. A significant improvement of the OER activity was observed after combining NiFe with GO (OER overpotential η(10 mA·cm−2): 210 mV) compared to NiFe (η: 235 mV) and GO (η: 320 mV) alone. A different OER activity was
  • and expensive metals [5], studies on other catalyst materials are being conducted. Recently, transition-metal-based materials including nickel, iron, and/or cobalt have become promising catalysts for OER [6][7][8][9][10]. The materials are characterized by relatively low cost and environmentally
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Published 29 Mar 2023

Plasmonic nanotechnology for photothermal applications – an evaluation

  • A. R. Indhu,
  • L. Keerthana and
  • Gnanaprakash Dharmalingam

Beilstein J. Nanotechnol. 2023, 14, 380–419, doi:10.3762/bjnano.14.33

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  • elements, nanospheres of gold, silver, platinum, cobalt, zinc, nickel, titanium, copper, aluminium, molybdenum, vanadium, and palladium have been analysed [98]. Although there were assumptions of homogeneity, sphericity, and no interaction between particles, the Mie theory-based scattering cross sections
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Published 27 Mar 2023

Structural studies and selected physical investigations of LiCoO2 obtained by combustion synthesis

  • Monika Michalska,
  • Paweł Ławniczak,
  • Tomasz Strachowski,
  • Adam Ostrowski and
  • Waldemar Bednarski

Beilstein J. Nanotechnol. 2022, 13, 1473–1482, doi:10.3762/bjnano.13.121

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  • dynamic Jahn–Teller effect. Below about 20 K the dynamic effect becomes static, and the spectra show a clear anisotropy due to static Jahn–Teller distortion. Experimental spectra obtained at 5 K (Figure 7) show that the EPR spectra for each sample consist of two different nickel complexes. From the
  • components of the g-tensor (Figure 8) show that the distortion of the coordination environment of Ni3+ ions (both axial and non-axial) decreases with the temperature at which the samples were prepared. There may be two reasons for the existence of two types of nickel complexes in the spectrum. The first
  • reason may be the expected differences in the g-tensor values from nickel complexes on the surface and inside the crystallites. However, as shown in Figure 9 the mutual changes in the concentration of Ni3+(I) and Ni3+(II) complexes are too small in relation to the changes in surface area measured by X
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Published 07 Dec 2022
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