Improving the deconvolution and interpretation of XPS spectra from chars by ab initio calculations

M Smith, L Scudiero, J Espinal, JS McEwen… - Carbon, 2016 - Elsevier
The interpretation of C1s XPS spectra from disordered oxygenated carbons remains
uncertain despite a variety of schemes reported in the literature. Here, a thermoseries of …

Correlations of coal rank with the derived Fourier Transform Infra-Red (FTIR) spectroscopy structural parameters: A review

UA Isah, MI Rashid, S Lee, S Kiman… - Infrared Physics & …, 2024 - Elsevier
This study reviewed previous work on FTIR; its peak assignments, such as the aromatic–CH-
stretching vibrations, the aliphatic–CH-stretching vibration, the aromatic–CH-(out-of-plane) …

One-stage preparation of palm petiole-derived biochar: Characterization and application for adsorption of crystal violet dye in water

HO Chahinez, O Abdelkader, Y Leila… - … Technology & Innovation, 2020 - Elsevier
This work aimed to develop the biochar (DPP-biochar) material through a direct pyrolysis of
date palm petioles (DPP) at 700° C and explore its feasibility for the removal of crystal violet …

[HTML][HTML] Effects of the induced micro-and meso-porosity on the single site density and turn over frequency of Fe-NC carbon electrodes for the oxygen reduction …

M Mazzucato, G Daniel, A Mehmood, T Kosmala… - Applied Catalysis B …, 2021 - Elsevier
Fe-NC have emerged as one of the best non-PGM alternatives to Pt/C catalysts for the
electrochemical reduction of O 2 in fuel cells. In this work, we explore the effect of steam and …

Characteristics of coal-oxygen chemisorption at the low-temperature oxidation stage: DFT and experimental study

G Cheng, B Tan, Z Zhang, S Fu, W Haiyan, F Wang - Fuel, 2022 - Elsevier
Oxygen chemisorption on the surface of coal plays a key role in the low-temperature
oxidation of coal. Due to the complex molecular structure of coal, it is difficult to fully analyse …

Adsorption of low-cost absorption materials based on biomass (Cortaderia selloana flower spikes) for dye removal: kinetics, isotherms and thermodynamic studies

Z Jia, Z Li, T Ni, S Li - Journal of Molecular Liquids, 2017 - Elsevier
In this study, biomass and biomass-derived carbon fiber materials, Cortaderia selloana
flower spikes and Cortaderia selloana flower spikes derived carbon fibers, are employed as …

Research Progress and Development Trend of Coal Spontaneous Combustion Prevention Technology

Q Yan, Y Lu, Q Wang, W Gu, F Wu - Combustion Science and …, 2024 - Taylor & Francis
Preventing and managing spontaneous combustion of coal is essential for maintaining the
steady growth of the national economy and is a prerequisite for encouraging the …

Dechlorination of polyvinyl chloride by hydrothermal treatment with cupric ion

D Ma, L Liang, E Hu, H Chen, D Wang, C He… - Process Safety and …, 2021 - Elsevier
Hydrothermal treatment (HTT) is able to remove chlorine effectively from polyvinyl chloride
(PVC), however, the reaction temperature is critical in practical application. Less energy …

Removal of elemental mercury from flue gas using sargassum chars modified by NH4Br reagent

W Yang, Z Liu, W Xu, Y Liu - Fuel, 2018 - Elsevier
Ocean contains huge biomass resources. Actively develo** marine biomass resources
has great significance to human development. In this work, a kind of seaweed, sargassum, is …

Use of FTIR, XPS, NMR to characterize oxidative effects of NaClO on coal molecular structures

Z **g, S Rodrigues, E Strounina, M Li, B Wood… - International Journal of …, 2019 - Elsevier
Abstract Oxidant stimulation using Sodium Hypochlorite (NaClO) is proposed for enhancing
coal seam permeability. To understand the effect of NaClO on different coal types, a …