Webb6 sep. 2024 · The particle size of the hydroxyapatite was 48.77 nm. The pseudo-second-order is appropriate to describe the kinetic model while the adsorption mechanism … Webb1 mars 2006 · The present work investigates the adsorptive interactions of Ni (II) ions with kaolinite, montmorillonite, and their poly (oxo zirconium) and tetrabutylammonium …
Ni2+ and Co2+ adsorption using Tectona grandis biochar: kinetics ...
WebbThe adsorption kinetics, isotherms, thermodynamics, the effects of key adsorption factors such as the pH value, initial Ni (II) concentration, contact time, adsorbent … WebbThe removal of Nickel (II) ions from wastewater by adsorption using eggshell powder was investigated. The adsorbent is cheap and easily available. longwood men\u0027s basketball team
Characteristics of equilibrium, kinetics studies for adsorption of …
Webb28 juli 2024 · In order to better understand the adsorption behavior and mechanism of Ni(II) on HAP, two different types of kinetic models (i.e., the pseudo-second-order model and the Weber-Morris model) were employed to simulate the interaction, and the relative parameters of each model were summarized in Table 1.One noticed that the correlation … Webb8 mars 2024 · Pseudo-second-order kinetics and Langmuir isotherm model best represented the adsorption process for both Ni 2+ and Co 2+. Thermodynamic analysis proved the endothermic and spontaneous nature of the process. Desorption studies revealed hydrochloric acid to have a high potential toward eluting the adsorbed metal … Webb23 dec. 2024 · Kinetic studies indicate that intra-particle diffusion would be the significant rate-limiting step of the adsorption process. Thermodynamic studies indicated that the … hop-o\\u0027-my-thumb 4w