Molecular simulations of understanding separation of cadmium and lead ions from aqueous waste water using directional solvent extraction

P Sappidi, RP Rai - Industrial & Engineering Chemistry Research, 2023 - ACS Publications
In this paper, we present an all-atomistic molecular dynamics simulation study to understand
the separation of cadmium (Cd2+) and lead (Pb2+) from the aqueous waste using …

Efficient removal of uranyl ions using PAMAM dendrimer: simulation and experiment

T Maity, A Aggarwal, S Dasgupta, V Velachi… - Langmuir, 2023 - ACS Publications
In this work, using atomistic molecular dynamics (MD) simulations and polymer-assisted
ultrafiltration experiments, we explore the adsorption and removal of uranyl ions from …

Molecular simulations of understanding the structure and separation thermodynamics of 5-Hydroxymethylfurfural from 1-Butyl-3-Methyl imidazolium tetrafluoroborate

S Jha, P Sappidi - Journal of Molecular Liquids, 2023 - Elsevier
The furfural-based compounds derived from biomass is proven to be reducing greenhouse
gas emissions for sustainable chemical processes. 5-hydroxymethylfurfural (5-HMF) is a bio …

Molecular simulation of separation of gadolinium ions from aqueous waste using directional solvent extraction

P Sappidi - Journal of Molecular Liquids, 2021 - Elsevier
In this manuscript, we present an all-atom molecular dynamics (MD) simulation to
understand the separation behavior of the gadolinium ions (Gd 3+) and its nitrates (NO 3–) …

Adsorption of Gadolinium (Gd3+) Ions on the Dibenzo Crown Ether (DBCE) and Dicyclo Hexano Crown Ether (DCHCE) Grafted on the Polystyrene Surface: Insights …

P Sappidi, A Boda, SM Ali, JK Singh - The Journal of Physical …, 2019 - ACS Publications
All atom molecular dynamics simulations and experiments were performed to understand
the adsorption behavior of gadolinium (Gd3+) ion on the crown ethers grafted polystyrene …

Understanding the extraction behavior and mechanism of Th (Ⅳ) and U (Ⅵ) by the irradiated tri-iso-amyl phosphate with At-211 as an α-source

Y Qin, S Shi, T Ye, C Xiao, T Lan, F Li, S Ding… - Separation and …, 2024 - Elsevier
Tri-iso-amyl phosphate (TiAP) is considered as a promising alternative to tri-butyl phosphate
(TBP) for the reprocessing of spent nuclear fuels. However, how radiation alters the …

Molecular simulation of the separation of toluene and p-xylene with the thermally-robust ionic liquid triphenyl-p-phenyl sulfonyl phenyl phosphonium

P Sappidi, BD Rabideau, CH Turner - Chemical Engineering Science, 2020 - Elsevier
Here, we use molecular dynamics simulations to evaluate the behavior of toluene (TOL) and
p-xylene (XYL) within three different solvents: n-hexane (HEX), n-heptane (HEP), and a …

Molecular Dynamics and Free Energy Calculations of Dicyclohexano-18-crown-6 Diastereoisomers with Sm2+, Eu2+, Dy2+, Yb2+, Cf2+, and Three Halide Salts in …

H Arabzadeh, B Walker, JM Sperling… - The Journal of …, 2022 - ACS Publications
With the continual development of lanthanides (Ln) in current technological devices, an
efficient separation process is needed that can recover greater amounts of these rare …

Selective Ag+ Adsorption of Ureido Polymer Prepared by Cyclopolymerization Giving Large Ring Repeating Units

Y Sun, Y Matsumura, B Ochiai - ACS Applied Polymer Materials, 2020 - ACS Publications
We report the synthesis of an ureido polymer containing 19-membered rings, prepared by
the cyclopolymerization of a bifunctional monomer trans-1, 2-bis (acryloyloxyethylureido) …

Effect of polystyrene length for the extraction of Gd3+ and UO22+ ions using dicyclohexano crown ether (DCH18C6) with octanol and nitrobenzene: A molecular …

P Sappidi, SH Mir, JK Singh - Journal of Molecular Liquids, 2018 - Elsevier
The role of polystyrene (PS) grafting to the dicyclohexano crown ether (DCHCE) in
extracting the Gd 3+ and UO 2 2+ is evaluated for the first time using atomistic molecular …