High corrosion resistance and conductivity of Al2O3/CrN coating for metal bipolar plates in PEMFCs: Al2O3 hinders CrN columnar crystals growth

S Li, R Jin, S Li, L Wang, Z Xie, X Li, Z Wang - International Journal of …, 2024 - Elsevier
An excellent corrosion-resistant and good conductivity coating is desired for metal bipolar
plate (BP) in proton exchange membrane fuel cell (PEMFC). In this view, a novel strategy to …

Degradation by hydrogen peroxide of metal-nitrogen-carbon catalysts for oxygen reduction

V Goellner, V Armel, A Zitolo, E Fonda… - Journal of the …, 2015 - iopscience.iop.org
Abstract Fe-NC and Co-NC materials are promising catalysts for reducing oxygen in fuel
cells. The degradation of such catalysts induced by H 2 O 2 was investigated by contacting …

Removal mechanism of laser cleaning for inorganic thermal control coatings on aluminum alloys

J Nie, H Zhang, D Zhang, J Xu, J Zhang, D Shan… - Applied Surface …, 2023 - Elsevier
To investigate a novel method for removing thermal control coatings, nanosecond pulsed
lasers were used to clean inorganic thermal control coatings on aluminum alloys. This study …

High-temperature tribological properties of CrAlN, CrAlSiN and AlCrSiN coatings

T Polcar, A Cavaleiro - Surface and Coatings Technology, 2011 - Elsevier
Cr–Al–Si–N coatings with high and low Cr/Al ratios (CrAlSiN and AlCrSiN, respectively)
were deposited on WC substrates by cathodic arc and compared with a reference Cr–Al–N …

High temperature properties of CrAlN, CrAlSiN and AlCrSiN coatings–Structure and oxidation

T Polcar, A Cavaleiro - Materials Chemistry and Physics, 2011 - Elsevier
Abstract CrAlN, CrAlSiN and AlCrSiN coatings were deposited by cathodic arc deposition
technique from composite targets. Three targets were used:(i) Cr/Al ratio close to 1,(ii) Cr/Al …

Effect of N2 flow rate on microstructure and mechanical properties of PVD CrNx coatings for tribological application in seawater

L Shan, Y Wang, J Li, J Chen - Surface and coatings technology, 2014 - Elsevier
The CrN x coatings were deposited on 316L stainless steel and silicon (100) wafer by multi-
arc ion plating with different N 2 flow rates. Composition, microstructures and mechanical …

Towards improved stability of transition metal nitrides in aqueous solutions

X Li, AB Gunnarsdóttir, V Pershina… - Progress in Solid State …, 2024 - Elsevier
Transition metal nitrides (TMNs), in some cases referred as metallic ceramics, have unique
physical and chemical properties, thanks to their ceramic-metallic nature, and are …

From corrosion behavior to radiation response: A comprehensive biocompatibility assessment of a CoCrMo medium entropy alloy for utility in orthopedic and dental …

S Gurel, A Nazarahari, D Canadinç, G Gerstein… - Intermetallics, 2022 - Elsevier
This paper presents a thorough biocompatibility evaluation of a CoCrMo medium entropy
alloy to assess its potential to be utilized in orthopedic and dental implants. For this purpose …

Acidic activated carbons as catalysts of biodiesel formation

P Rechnia-Gorący, A Malaika, M Kozłowski - Diamond and Related …, 2018 - Elsevier
Biodiesel is recognized as one of the most attractive motor vehicle fuels of the future.
Therefore, technologies of its production are continuously improved and optimized. The …

High temperature tribology of CrN and multilayered Cr/CrN coatings

T Polcar, R Martinez, T Vítů, L Kopecký… - Surface and Coatings …, 2009 - Elsevier
Chromium nitride (CrN) and multilayers Cr/CrN coatings were deposited by low cathodic arc
technology. The thickness of Cr and CrN layers was identical; two different multilayer …