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Search for "catalysts" in Full Text gives 319 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

Nanoglasses: a trail towards uncharted regions of vitreous materials and their properties?

  • Gerhard Wilde and
  • Horst Hahn

Beilstein J. Nanotechnol. 2026, 17, 1047–1062, doi:10.3762/bjnano.17.72

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Published 07 Aug 2026

Influence of an external electric field on the catalytic CO oxidation of nanoscaled CeO2 and its La3+ and Gd3+ congeners

  • Parastoo Jamshidi,
  • Silvio Heinschke and
  • Jörg J. Schneider

Beilstein J. Nanotechnol. 2026, 17, 1028–1038, doi:10.3762/bjnano.17.70

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  • controlled by the underlying oxidic defect structure. Keywords: cerium oxide; CO oxidation; defect structure; doped cerium oxide; electric potential; Introduction Catalytic CO oxidation is a straightforward approach to reduce CO levels. A variety of catalysts have been synthesized and applied to improve
  • determined in the range from 134 to 148 m2·g−1 (Supporting Information File 1, Table S6). CO oxidation on nCeO2 and doped nCeO2 without and with applied electrical field Figure 2 illustrates CO consumption (ICO) and CO2 production () for undoped and doped nCeO2 catalysts under field-free conditions with an
  • adsorption on the sample (light circles). nCeO2 showed ICO of 1.40 g−1 and the doping process increased the value up to 2.00 g−1. ICO shows a plateau after 60 min from the beginning of the reaction for all different catalysts, under applied potential conditions as well as without electric potential. Although
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Published 04 Aug 2026

Materials challenges in solid-state sensors for continuous monitoring of ions in water

  • Maryam Darestani-Farahani and
  • Peter Kruse

Beilstein J. Nanotechnol. 2026, 17, 935–973, doi:10.3762/bjnano.17.66

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Published 27 Jul 2026

Light-driven ammonia electrooxidation via carbon nitride–ruthenium molecular interfaces

  • Jan Holub and
  • Pablo Jiménez-Calvo

Beilstein J. Nanotechnol. 2026, 17, 854–862, doi:10.3762/bjnano.17.61

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  • , Germany 10.3762/bjnano.17.61 Abstract The homogeneous–heterogeneous catalysis gap remains an unresolved challenge in solar fuels research. Molecular catalysts offer unique selectivity and mechanistic transparency but suffer from poor electrode contact and limited recyclability, while heterogeneous
  • semiconductors provide scalable light harvesting but lack precisely defined active sites. Anchoring molecular ruthenium (Ru) catalysts onto heterogeneous semiconductors, like carbon nitride (C3N4), offers a chemically rational strategy to bridge this gap, yielding hybrid photoelectrodes capable of driving
  • ; hybrid semiconductor–molecular interfaces; molecular ruthenium catalysts; photoelectrocatalysis; Perspective A) The energy challenge and the catalysis gap The global transition away from fossil fuels demands new paradigms for how chemical energy is stored and released. At the heart of this challenge
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Published 08 Jul 2026

Glycerol photoelectrochemical oxidation reaction at carbon nitrides/BiVO4 materials

  • Charles Garcia da Cunha,
  • Isabelle M. D. Gonzaga,
  • Cristian Hessel,
  • Izadora F. Reis,
  • Ivo F. Teixeira,
  • Lucia H. Mascaro and
  • Elton Sitta

Beilstein J. Nanotechnol. 2026, 17, 806–817, doi:10.3762/bjnano.17.57

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  • water oxidation reaction, as well as the material stability at the anodes, must be overcome for this technology to be successfully transferred to end users [5]. To address these issues, several efforts have been made to develop efficient catalysts to improve the kinetics of the water oxidation reaction
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Published 17 Jun 2026

Oxidative atmosphere-driven formation of single-phase spinel CuRh2O4 nanofibers for alkaline water oxidation

  • Namhee Kim,
  • Sumin Ko,
  • Sohyeon Choi,
  • Seoyoon Jang,
  • Myung Hwa Kim and
  • Dasol Jin

Beilstein J. Nanotechnol. 2026, 17, 737–743, doi:10.3762/bjnano.17.50

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  • , enhances metal–oxygen (M–O) covalency and optimizes the adsorption energies of key intermediates (*OH, *O, and *OOH), leading to improved reaction energetics [6][7][8]. Despite these advantages, synthesizing phase-pure spinel oxides remains challenging when Cu is incorporated. Cu-based catalysts are
  • oxides exhibit excellent OER electrocatalytic activity in 1 M NaOH (aq), highlighting the importance of oxygen-atmosphere engineering for the rational design of Cu-based spinel oxide catalysts. Results and Discussion A series of Cu–Rh bimetallic oxide nanofibers were synthesized via electrospinning and a
  • critical role of phase purity in catalytic performance. Notably, the optimized CuRh2O4 nanofibers outperform commercial Ir/C and IrO2, benchmark catalysts for alkaline OER, requiring a lower potential of 1.53 V (vs RHE) to reach 10 mA·cm−2 compared to 1.57 V for Ir/C and exhibiting comparable performance
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Published 27 May 2026

Environmental applications of silver nanoparticles: state-of-the-art review and emerging trends

  • Soni Prajapati,
  • Akash Kumar and
  • Ranjana Singh

Beilstein J. Nanotechnol. 2026, 17, 697–736, doi:10.3762/bjnano.17.49

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  • design of next-generation environmental catalysts. However, various parameters, such as pH, temperature, catalyst dose, and pollutant concentration, are important in designing nanoparticle-based catalytic applications. Importantly, many high-performance examples cited above involve Ag-containing
  • using an Ag-modified (CeO2–Al2O3) nanocomposite, achieving oxidation rates of 96% and 98%, respectively. Additionally, the reaction selectivity exceeded 97%. The relative humidity enhanced gas-phase photolysis in the presence of UV [168]. Bifunctional zeolite-Ag catalysts (ZSM-5||Ag/γ-Al2O3) showed 100
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Published 26 May 2026

Cellulose as a photocatalyst support material: extraction, structural features, and environmental applications

  • Yee Teng Lim,
  • Nur Farhana Jaafar,
  • Azizul Hakim Lahuri and
  • Endang Tri Wahyuni

Beilstein J. Nanotechnol. 2026, 17, 635–652, doi:10.3762/bjnano.17.44

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  • absorb photons from light, typically ultraviolet (UV) radiation or visible light, and generate reactive oxygen species (ROS) such as hydroxyl radicals (•OH) or superoxide radicals (O2•−) through photoexcitation [16][17]. In photocatalytic degradation, the catalysts typically used are semiconductor
  • materials that can absorb light energy and generate electron–hole pairs, which then participate in redox reactions to produce ROS that degrade organic pollutants. Titanium dioxide (TiO2) and zinc oxide (ZnO) are the common catalysts that have been used [18][19]. Figure 3 illustrates the general mechanism of
  • attractive for water purification applications. Owing to these features, CNCs have been widely studied not only as adsorbents, supports for catalysts, and coagulants or flocculants, but also as membrane materials, with recent research showing that CNCs can either be incorporated into existing membranes or
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Published 12 May 2026

Synthesis of Cu–Mo/TiO2 and Co–Mo/TiO2 photocatalysts for the efficient degradation of organic pollutants in water

  • Ilse Acosta,
  • Brenda Zermeño,
  • Edgar Moctezuma,
  • Luis F. Garay-Rodríguez and
  • Isaías Juárez-Ramírez

Beilstein J. Nanotechnol. 2026, 17, 559–570, doi:10.3762/bjnano.17.37

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  • ]. Point of zero charge The point of zero charge (PZC) of the TiO2, 0.5 Cu–0.5 Mo/TiO2, and 0.5 Co–0.5 Mo/TiO2 photocatalysts was determined by the acid–base titration method [40]. Information on the surface properties of the catalysts is highly relevant as adsorption plays a vital role in photocatalytic
  • cobalt, the point of zero charge decreased, resulting in values of 6.2 and 6.8 for the catalysts 0.5 Cu–0.5 Mo/TiO2 and 0.5 Co–0.5 Mo/TiO2, respectively. The PZC value can be used to determine the optimal pH value of the ketoprofen aqueous solution for the photocatalytic reaction experiments. Since the
  • of the presence of hydroxyl radicals generated by TiO2, Cu–Mo/TiO2, and Co–Mo/TiO2 catalysts was evaluated. Aliphatic alcohols (ROH) can be used as HO· radical scavengers, to determine their effect on a photocatalytic process. The photocatalytic degradation reactions of ketoprofen solutions with an
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Published 27 Apr 2026

Upcycling agroindustrial waste into graphene oxide supports for gold nanoparticles: toward sustainable nanomaterials

  • Juan Marcos Castro-Tapia,
  • Selene Acosta,
  • Hiram Joazet Ojeda-Galván,
  • Elsie Evelyn Araujo-Palomo,
  • Edgar Giovanni Villabona-Leal and
  • Mildred Quintana

Beilstein J. Nanotechnol. 2026, 17, 489–504, doi:10.3762/bjnano.17.32

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  • alternatives based on low-temperature and rapid pyrolysis of biowaste have been proposed [20]. Previous studies have shown that organometallic catalysts can lower the energetic barrier for carbon domain formation, enabling carbonization at temperatures significantly below those required for conventional
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Published 01 Apr 2026

Gold nanoparticle-decorated reduced graphene oxide as a highly effective catalyst for the selective α,β-dehydrogenation of N-alkyl-4-piperidones

  • Brenda Flore Kenyim,
  • Mihir Tzalis,
  • Marilyn Kaul,
  • Robert Oestreich,
  • Aysenur Limon,
  • Chancellin Pecheu Nkepdep and
  • Christoph Janiak

Beilstein J. Nanotechnol. 2026, 17, 218–238, doi:10.3762/bjnano.17.15

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  • carbon (AC), and carbon black (CB), to investigate the influence of the carbon support on the catalyst performance. As stabilizing agents for the AuNPs, citrate (Cit) and the polyoxometallate [SiW9O34]10− (SiW9) were used. Among the tested catalysts, the rGO-supported ones, Au-Cit/rGO, Au-SiW9/rGO, and
  • Au@SiW9/rGO exhibited the highest catalytic activity for the selective oxidation reaction despite containing the lowest gold loading. These findings highlight the exceptional performance of rGO as a support for AuNP catalysts and provide valuable insights for designing efficient Au-based systems for
  • development of highly efficient catalysts is of constant interest for advancements in organic chemistry, particularly in oxidation, hydrogenation, and coupling reactions. Gold nanoparticles (AuNPs) have emerged as exceptionally effective catalysts for facilitating these types of reactions [3][4]. The unique
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Published 30 Jan 2026

Functional surface engineering for cultural heritage protection: the role of superhydrophobic and superoleophobic coatings – a comprehensive review

  • Giuseppe Cesare Lama,
  • Marino Lavorgna,
  • Letizia Verdolotti,
  • Federica Recupido,
  • Giovanna Giuliana Buonocore and
  • Bharat Bhushan

Beilstein J. Nanotechnol. 2026, 17, 63–96, doi:10.3762/bjnano.17.6

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Published 07 Jan 2026

Chiral plasmonic nanostructures fabricated with circularly polarized light

  • Tian Qiao and
  • Ming Lee Tang

Beilstein J. Nanotechnol. 2025, 16, 2245–2264, doi:10.3762/bjnano.16.154

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Published 08 Dec 2025

Missing links in nanomaterials research impacting productivity and perceptions

  • Santosh K. Tiwari and
  • Nannan Wang

Beilstein J. Nanotechnol. 2025, 16, 2168–2176, doi:10.3762/bjnano.16.149

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  • standardized toxicity assessment, environmental fate modeling, and lifecycle analysis to enable safe and scalable commercialization. (2) Strengthen industry engagement through public–private partnerships that integrate advanced nanomaterials such as graphene, MXenes, nanoporous catalysts, and quantum dots into
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Published 03 Dec 2025

Microplastic pollution in Himalayan lakes: assessment, risks, and sustainable remediation strategies

  • Sameeksha Rawat,
  • S. M. Tauseef and
  • Madhuben Sharma

Beilstein J. Nanotechnol. 2025, 16, 2144–2167, doi:10.3762/bjnano.16.148

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  • catalysts, are a good example of a new method that has achieved great degrading effectiveness and is under study regarding its potential application to cold environments [46]. However, before being widely used in delicate ecosystems like Himalayan lakes, chemical methods must be carefully optimized since
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Published 25 Nov 2025

Toward clinical translation of carbon nanomaterials in anticancer drug delivery: the need for standardisation

  • Michał Bartkowski,
  • Francesco Calzaferri and
  • Silvia Giordani

Beilstein J. Nanotechnol. 2025, 16, 2092–2104, doi:10.3762/bjnano.16.144

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  • energy sectors (Figure 1). NMs have seen use as antimicrobial agents [1], catalysts [2], bioimaging agents [3][4][5][6], magnetic particle imaging agents [7], nanofluids [8], antiviral agents [9], photothermal convertors [10], and in environmental remediation [11]. Topically, the biomedical applications
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Published 18 Nov 2025

On the road to sustainability – application of metallic nanoparticles obtained by green synthesis in dentistry: a scoping review

  • Lorena Pinheiro Vasconcelos Silva,
  • Joice Catiane Soares Martins,
  • Israel Luís Carvalho Diniz,
  • Júlio Abreu Miranda,
  • Danilo Rodrigues de Souza,
  • Éverton do Nascimento Alencar,
  • Moan Jéfter Fernandes Costa and
  • Pedro Henrique Sette-de-Souza

Beilstein J. Nanotechnol. 2025, 16, 1851–1862, doi:10.3762/bjnano.16.128

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  • extracts, several compounds, such as phenols, flavonoids, terpenoids, alkaloids, and proteins, play crucial roles in reducing metal ions and stabilizing nanoparticles, thereby eliminating the need for harsh chemical catalysts [12][13][14]. This technique is widely regarded as a clean technology as it
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Published 22 Oct 2025

Piezoelectricity of layered double hydroxides: perspectives regarding piezocatalysis and nanogenerators

  • Evgeniy S. Seliverstov,
  • Evgeniya A. Tarasenko and
  • Olga E. Lebedeva

Beilstein J. Nanotechnol. 2025, 16, 1812–1817, doi:10.3762/bjnano.16.124

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  • materials, in some cases having an advantage over three-dimensional bulk counterparts [4]. Traditionally, LDHs are known as adsorbents, anion exchangers, catalysts, and catalyst precursors, but the wide range of their properties is not limited to this, as the discovery of piezoelectric properties has shown
  • /Al-LDHs. The crystal structure of LDHs is fairly flexible, enabling adjustment of their cationic composition. One widely used method for preparing LDH-based catalysts is cation doping further increasing their catalytic activity. A cobalt-doped Zn/Al-LDH (ZnCo/Al-LDH) piezoelectric catalyst was used
  • piezoelectric properties of the ZnCo/Al-LDH-catalyst accelerated carrier transport and promoted regeneration of the Co2+ catalytic active center. Another variety of LDH-based catalysts are composite materials produced from constituent materials with LDHs as one of them. When combined with BaTiO3, Zn/Al-LDH
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Published 20 Oct 2025

Ambient pressure XPS at MAX IV

  • Mattia Scardamaglia,
  • Ulrike Küst,
  • Alexander Klyushin,
  • Rosemary Jones,
  • Jan Knudsen,
  • Robert Temperton,
  • Andrey Shavorskiy and
  • Esko Kokkonen

Beilstein J. Nanotechnol. 2025, 16, 1677–1694, doi:10.3762/bjnano.16.118

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  • representative studies at MAX IV, including investigations of single-atom catalysts, confined catalysis, time-resolved catalysis, atomic layer deposition, and electrochemical interfaces, showcasing the role of APXPS in advancing material and surface science. Keywords: 2D materials; atomic layer deposition
  • fields including catalysis, energy materials, and corrosion, to name a few. As an example in catalysis research, we will discuss experiments on solid–gas interfaces about single-atom catalysts, catalysis in confined space, time-resolved catalysis, and photocatalysis. Remaining in the solid–gas
  • observation of catalytic surfaces under reaction conditions. This allows for full life cycle characterization of catalysts, offering insights into surface structure, composition, and dynamic behavior during catalysis. Thanks to its intrinsic surface sensitivity, APXPS is uniquely positioned to probe the
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Published 24 Sep 2025

Nanotechnology-based approaches for the removal of microplastics from wastewater: a comprehensive review

  • Nayanathara O Sanjeev,
  • Manjunath Singanodi Vallabha and
  • Rebekah Rubidha Lisha Rabi

Beilstein J. Nanotechnol. 2025, 16, 1607–1632, doi:10.3762/bjnano.16.114

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  • poses several practical challenges, particularly concerning their recovery and reuse. These issues are critical, as there is a potential risk of nanoparticle release into the environment. To address these concerns, researchers have explored various strategies to immobilize the catalysts onto solid
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Published 15 Sep 2025

Laser processing in liquids: insights into nanocolloid generation and thin film integration for energy, photonic, and sensing applications

  • Akshana Parameswaran Sreekala,
  • Pooja Raveendran Nair,
  • Jithin Kundalam Kadavath,
  • Bindu Krishnan,
  • David Avellaneda Avellaneda,
  • M. R. Anantharaman and
  • Sadasivan Shaji

Beilstein J. Nanotechnol. 2025, 16, 1428–1498, doi:10.3762/bjnano.16.104

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Published 27 Aug 2025

Better together: biomimetic nanomedicines for high performance tumor therapy

  • Imran Shair Mohammad,
  • Gizem Kursunluoglu,
  • Anup Kumar Patel,
  • Hafiz Muhammad Ishaq,
  • Cansu Umran Tunc,
  • Dilek Kanarya,
  • Mubashar Rehman,
  • Omer Aydin and
  • Yin Lifang

Beilstein J. Nanotechnol. 2025, 16, 1246–1276, doi:10.3762/bjnano.16.92

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  • , recombinant ferritin can be used as a carrier of macromolecules such as enzymes by electrostatic interaction with the negatively charged interior of the ferritin cage [99]. 1.3.6 Enzyme-based biomimetic nanoparticles. Enzymes are biological catalysts and proteins by nature. Multienzymes are complex structures
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Published 05 Aug 2025

Crystalline and amorphous structure selectivity of ignoble high-entropy alloy nanoparticles during laser ablation in organic liquids is set by pulse duration

  • Robert Stuckert,
  • Felix Pohl,
  • Oleg Prymak,
  • Ulrich Schürmann,
  • Christoph Rehbock,
  • Lorenz Kienle and
  • Stephan Barcikowski

Beilstein J. Nanotechnol. 2025, 16, 1141–1159, doi:10.3762/bjnano.16.84

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  • heterogeneous catalysts or magnets. In that context, the outstanding temperature stability up to 375 °C (differential scanning calorimetry) or 500 °C (transmission electron microscopy) may motivate future application-relevant work. Keywords: amorphous; cantor alloy; compositionally complex alloy; complex solid
  • heterogeneous catalysts, colloids are more flexible as the support material is not predefined by the synthesis route but can be freely chosen. This may be highly relevant as previous studies report on the facile supporting of laser-generated NPs onto multiple carrier materials such as carbon [33][34][35], metal
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Published 17 Jul 2025

Soft materials nanoarchitectonics: liquid crystals, polymers, gels, biomaterials, and others

  • Katsuhiko Ariga

Beilstein J. Nanotechnol. 2025, 16, 1025–1067, doi:10.3762/bjnano.16.77

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  • also illustrate the potential applications, including organic semiconductor devices, electrochemical catalysts, thin-film sensors, solar energy generation, plastic crystal electrolytes, microactuators, smart light-responsive materials, self-repairing materials, enzyme cascade sensors, healing materials
  • [149][150][151][152][153]. Nanoarchitectonics is also used in the development of chemical catalysts [154][155][156][157][158], photocatalysts [159][160][161][162][163], sensors [164][165][166][167][168], biosensors [169][170][171][172][173], devices [174][175][176][177][178], solar cells [179][180][181
  • without the necessity for catalysts or the generation of by-products. It is possible to develop a variety of dynamic covalent molecules that homolytically dissociate into stable radical species upon mechanical stimulation, thereby exhibiting color changes. The accumulated knowledge on molecular design to
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Published 04 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
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Published 12 Jun 2025
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