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12 Results Found

  • Article
  • Open Access
14 Citations
4,619 Views
22 Pages

22 December 2018

This article presents a wear study of Ni–Al2O3 nanocomposite coatings in comparison to uncoated steel contacts under reciprocating motion. A ball-on-flat type contact configuration has been used in this study in which a reciprocating flat steel...

  • Article
  • Open Access
5 Citations
1,102 Views
16 Pages

Ni-W-Al2O3 nanocomposite coatings were fabricated using ultrasonic-assisted jet electrodeposition (UAJED) to improve the wear resistance of agricultural machinery parts. To find the best combination of process parameters, the response surface plotter...

  • Article
  • Open Access
14 Citations
2,699 Views
12 Pages

9 March 2023

In this study, the viability of duty cycle variation was explored as a potential method to improve the mechanical and surface roughness properties of Ni-Al2O3 nanocoatings through pulse electrodeposition. The areal and surface roughness properties of...

  • Article
  • Open Access
29 Citations
5,627 Views
17 Pages

Analyzing and Modelling the Corrosion Behavior of Ni/Al2O3, Ni/SiC, Ni/ZrO2 and Ni/Graphene Nanocomposite Coatings

  • Mian Hammad Nazir,
  • Zulfiqar Ahmad Khan,
  • Adil Saeed,
  • Vasilios Bakolas,
  • Wolfgang Braun,
  • Rizwan Bajwa and
  • Saqib Rafique

25 October 2017

A study has been presented on the effects of intrinsic mechanical parameters, such as surface stress, surface elastic modulus, surface porosity, permeability and grain size on the corrosion failure of nanocomposite coatings. A set of mechano-electroc...

  • Article
  • Open Access
3 Citations
2,486 Views
28 Pages

29 November 2021

In this study, Ni–Co–P–BN(h)–Al2O3 binary nanocomposite coatings were fabricated on steel C1045 substrates by jet electrodeposition. The samples were then processed using self-made laser processing equipment to investigate the...

  • Article
  • Open Access
1 Citations
1,262 Views
22 Pages

Effect of Dehydrogenation and Heat Treatments on the Microstructure and Tribological Behavior of Electroless Ni-P Nanocomposite Coatings

  • Giulia Pedrizzetti,
  • Enrico Baroni,
  • Michele Gragnanini,
  • Rita Bottacchiari,
  • Mattia Merlin,
  • Giovanni Pulci and
  • Francesco Marra

20 November 2024

High phosphorus Ni-P coatings, both unreinforced and modified by the addition of alumina (Al2O3) and zirconia (ZrO2) nanoparticles, were manufactured by electroless deposition technique and heat-treated with different temperature and duration schedul...

  • Article
  • Open Access
1 Citations
1,409 Views
15 Pages

31 January 2025

Research into the introduction of alloying and reinforcing nanocomposites into nickel (Ni) coatings has been motivated by the need for tribologically superior coatings that will improve energy efficiency. Using pulse electrodeposition, this work inve...

  • Article
  • Open Access
4 Citations
2,732 Views
11 Pages

30 November 2019

In this paper, an Al2O3 coated CaF2 (CaF2@Al2O3) nanocomposite powder is used as the additive phase of a Ti(C,N)-based self-lubricating cermet material. A novel self-lubricating ceramic material with a multilayer core–shell microstructure was p...

  • Article
  • Open Access
13 Citations
4,873 Views
21 Pages

27 March 2020

The present investigation is a comparison study of two nanocomposites: Nano-silica-coated oxyhydroxide aluminum (SiO2–AlOOH; SCB) and nano-silica-coated oxyhydroxide aluminum doped with polyaniline (SiO2–AlOOH–PANI; SBDP). The prepa...

  • Article
  • Open Access
2 Citations
1,963 Views
18 Pages

29 December 2023

Real-time sensing of hydrogen sulfide (H2S) at room temperature is important to ensure the safety of humans and the environment. Four kinds of different nanocomposites, such as MXene Ti3C2Tx, Ti3AlC2, WS2, and MoSe2/NiCo2O4, were synthesized using th...

  • Article
  • Open Access
17 Citations
3,536 Views
25 Pages

Chitosan@Carboxymethylcellulose/CuO-Co2O3 Nanoadsorbent as a Super Catalyst for the Removal of Water Pollutants

  • Nujud Maslamani,
  • Esraa M. Bakhsh,
  • Sher Bahadar Khan,
  • Ekram Y. Danish,
  • Kalsoom Akhtar,
  • Taghreed M. Fagieh,
  • Xintai Su and
  • Abdullah M. Asiri

3 February 2022

In this work, an efficient nanocatalyst was developed based on nanoadsorbent beads. Herein, carboxymethyl cellulose–copper oxide-cobalt oxide nanocomposite beads (CMC/CuO-Co2O3) crosslinked by using AlCl3 were successfully prepared. The beads w...

  • Article
  • Open Access
4 Citations
3,192 Views
24 Pages

Model-Based Performance Analysis of Membrane Reactor with Ethanol Steam Reforming over a Monolith

  • Ludmilla Bobrova,
  • Nadezhda Vernikovskaya,
  • Nikita Eremeev and
  • Vladislav Sadykov

Membrane reactors (MR) with an appropriate catalyst are considered to be an innovative and intensified technology for converting a fuel into the hydrogen-rich gas with the simultaneous recovery of high-quality hydrogen. Characteristics of an asymmetr...