Marine Corrosion Protective Coatings of Hexagonal Boron Nitride Thin Films on Stainless Steel

2013 ◽  
Vol 5 (10) ◽  
pp. 4129-4135 ◽  
Author(s):  
Esam Husain ◽  
Tharangattu N. Narayanan ◽  
Jose Jaime Taha-Tijerina ◽  
Soumya Vinod ◽  
Robert Vajtai ◽  
...  
2021 ◽  
pp. 100135
Author(s):  
Shuai Jia ◽  
Weibing Chen ◽  
Jing Zhang ◽  
Chen-Yang Lin ◽  
Hua Guo ◽  
...  

2016 ◽  
Vol 9 (6) ◽  
pp. 065801 ◽  
Author(s):  
Rajendra Dahal ◽  
Kawser Ahmed ◽  
Jia Woei Wu ◽  
Adam Weltz ◽  
James Jian-Qiang Lu ◽  
...  

Author(s):  
Mukhtiar Singh ◽  
Hitesh Vasudev ◽  
Ravinder Kumar

Boron nitride coatings were synthesised on 316L stainless steel substrates through the radio frequency magnetron sputtering from a target made of hexagonal boron nitride. The process of deposition was conducted in three separate N2 and Ar system mixing regimes. Scanning electron microscopy (SEM) and x-ray diffraction (XRD) techniques investigated the microstructure morphology and composition of the BN films at varying ratio of N2 and Ar plasma. This research aimed to examine the effects of changing the N2 gas ratio on the structure and structural morphology of c-BN coatings. Using QAr / QN2-5/1 ratios, an increased consistency of the microstructure and further c-BN step formation suggest a fundamental technique for producing superior quality cubic boron nitride films. The electrochemical corrosion test and mechanical analysis was performed to study corrosion and tribological behaviour of the BN coating, and the results showed more improvement in corrosion and tribilogical behaviour in case of BN2 regime. The BN2 regime showed a maximum corrosion resistance of around 1.114 mpy (miles per year). The young's modulus of 346Gpa in magnitude in case of BN2 thin film was found to be higher as compared to base material and other two thin films.


2020 ◽  
Vol 8 (39) ◽  
pp. 13695-13704
Author(s):  
Azam Nasr Esfahani ◽  
Alan J. Malcolm ◽  
Luzhu Xu ◽  
HeeBong Yang ◽  
Thomas Storwick ◽  
...  

Langmuir films of pure, solution-exfoliated hexagonal boron nitride, transferable to arbitrary substrates, are demonstrated as promising dielectric layers suitable for transparent and flexible optoelectronics.


2018 ◽  
Vol 3 (3) ◽  
pp. 27-34 ◽  
Author(s):  
Balaji Sompalle ◽  
Jérôme Borme ◽  
Fátima Cerqueira ◽  
Tangyou Sun ◽  
Rui Campos ◽  
...  

Hexagonal boron nitride (h-BN) has potential applications in protective coatings, single photon emitters and as substrate for graphene electronics. In this paper, we report on the growth of h-BN by chemical vapor deposition (CVD) using ammonia borane as the precursor. Use of CVD allows controlled synthesis over large areas defined by process parameters, e.g. temperature, time, process chamber pressure and gas partial pressures. Furthermore, independently grown graphene and h-BN layers are put together to realize enhancement in electronic properties of graphene.


2019 ◽  
Vol 9 (1) ◽  
Author(s):  
Shingo Genchi ◽  
Mahito Yamamoto ◽  
Koji Shigematsu ◽  
Shodai Aritomi ◽  
Ryo Nouchi ◽  
...  

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