2023年3月28日 · Herein, we report a method of fabricating FeN/Fe3N nanoparticles with FeN/Fe3N interface exposed on the NP surface for efficient electrochemical CO2 reduction reaction (CO2RR).

2020年12月7日 · From in situ 57 Fe Mössbauer spectroscopy in inert gas coupled to calculations of the Mössbauer signature of FeN x moieties in different electronic states, we identify S1 to be a high-spin FeN...

2022年6月15日 · Herein, a covalent-organic frameworks (COFs) based composite with FeN species and Fe/Fe 3C nanoparticles embedded in N-doped carbon nanosheets (Fe/Fe3 C@FeN-Cs) has been successfully synthesized by an in-situ reduction of pre-designed Fe-N 2 -O 2 units.

FeN is Molybdenum Carbide MAX Phase-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Fe3+ is bonded to six equivalent N3- atoms to form a mixture of edge, corner, and face-sharing FeN6 octahedra.

2021年11月3日 · In this research work, we propose a highly efficient Fe 3 N catalyst on N-doped multilayered carbon networks (NMCN) that enables strong adsorption and fast dissociation of NaPSs for advanced Na–S...

2023年5月3日 · X-ray diffraction (XRD) analyses provided identical diffraction patterns for ZIF-8, Fe-ZIF-8, and P123/Fe-ZIF-8 (Figure S2, Supporting Information), implying that the introduction of P123 and/or Fe ions did not influence the crystalline structure of the ZIF-8. The Fe content in P123@Fe-ZIF-8 is 0.22 wt% as determined by inductively coupled ...

2023年12月1日 · Safe and efficient synthesis of Fe-Fe 3 N/3DNC using sol–gel method. Abundance of Fe-N x and N-C sites leads to excellent ORR catalytic activity. Multi-dimensional cross-linked structure enhances electrochemical kinetics. Fe-Fe 3 N/3DNC-1 surpasses Pt/C in zinc-air battery applications.

Figure 1 shows XRD pattern of the of [FeN/ 57 FeN] 10 samples in the as-prepared state and after annealing at different temperatures. The XRD pattern confirms γ-FeN-type structure [8]. ...

2015年11月13日 · Therefore a large amount of work has been devoted to determine the α″-Fe 16 N 2 content in FeN films, most commonly using the x-ray diffraction (XRD) technique [5–19]. Most of the published works relating to α″-Fe 16 N 2 topic adopted the θ/2θ scattering technique in an XRD system to characterize the phases and evaluate their ...

In this review, we summarised the substantial progress in the preparation of carbon-based catalysts for FTS by applying activated carbon (AC), carbon nanotubes (CNTs), carbon nanofibers (CNFs),...