The current state-of-the-art in the growth, structure, and physicochemical properties of iron nitride thin films is presented. First, different iron nitride phases are introduced based on their crystallographic structure and the Fe-N phase diagram. Second, preparation methods for thin iron nitride films are described. Next, the structure, electronic, and magnetic properties of the films are discussed. Finally, potential applications of iron nitride films, as well as the challenges to be faced in the field, are highlighted. This Review constitutes a starting point for anyone who would like to conduct research on these fascinating materials, the scientific and technological potential of which has not been fully explored to date.
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http://dx.doi.org/10.1021/acs.cgd.1c01528 | DOI Listing |
Nat Commun
January 2025
Joint School of National University of Singapore and Tianjin University, International Campus of Tianjin University, Binhai New City, Fuzhou, China.
Amines are commonly synthesized through the amination of organooxygenates using ammonia, frequently involving the use of noble metal catalysts. In this study, we present an alternative route to make amines using iron nitride (FeN) as the nitrogen source. Without any additional catalyst, FeN reacts with a range of alcohols at 250 °C under 1 or 10 bar H to produce amines as major products.
View Article and Find Full Text PDFAdv Mater
November 2024
School of Environmental Science and Technology, Dalian University of Technology, Dalian, 116024, China.
Seawater electrolysis under alkaline conditions is a crucial technology for sustainable hydrogen production. However, achieving the long-term stability of the electrocatalyst remains a significant challenge. In this study, it is demonstrated that surface reconstruction of a transition metal nitride (TMN) can be used to develop a highly stable oxygen evolution reaction (OER) electrocatalyst.
View Article and Find Full Text PDFSmall
October 2024
Key Laboratory of Inorganic Nonmetallic Crystalline and Energy Conversion Materials, College of Materials and Chemical Engineering, China Three Gorges University, Yichang, 443002, China.
RSC Adv
October 2024
Heilongjiang Provincial Key Laboratory of Oilfield Applied Chemistry and Technology, Daqing Normal University Daqing 163712 China.
Given the suboptimal emulsification performance and the potential for secondary pollution posed by existing demulsifiers, a facile and highly efficient fluorinated magnetic demulsifier (FeN@F) was synthesized a one-step approach using fluorinated polyether and iron nitride as raw materials.The morphology and structure of the demulsifier were characterized using Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), thermogravimetric analysis (TGA), and X-ray photoelectron spectroscopy (XPS). The results confirm a successful fluoropolyether coating on the surface of iron nitride.
View Article and Find Full Text PDFMaterials (Basel)
September 2024
Museum and Institute of Zoology of the Polish Academy of Sciences, Palmiry, ul. Wiśniowa 22, 05-152 Czosnów, Poland.
This paper presents a comparison of two-component ammonia-based inlet atmospheres diluted with either hydrogen (NH/H) or nitrogen (NH/N). Taking advantage of the features of inlet atmospheres diluted with nitrogen and hydrogen, four two-stage processes were designed and carried out, which were juxtaposed with two single-stage processes carried out only in an NH atmosphere. A common parameter of the processes carried out was the same value of nitrogen availability in each process stage.
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