Nanometer-sized materials for solid-phase extraction of trace elements

B Hu, M He, B Chen - Analytical and bioanalytical chemistry, 2015 - Springer
This review presents a comprehensive update on the state-of-the-art of nanometer-sized
materials in solid-phase extraction (SPE) of trace elements followed by atomic-spectrometry …

Taking a deeper look into the roles of amines in atomic absorption spectrometry

AJ Aller, FJ Pereira - Journal of Analytical Atomic Spectrometry, 2024 - pubs.rsc.org
Like many other organic ligands, amine-based complexing agents in analytical chemistry
have demonstrated substantial improvements in sensitivity and selectivity in determining …

Synthesis and structure of pyridine-functionalized mesoporous SBA-15 organosilicas and their application for sorption of diclofenac

M Barczak - Journal of Solid State Chemistry, 2018 - Elsevier
A series of pyridine-functionalized mesoporous silicas have been prepared for the first time
via direct co-condensation of tetraethoxysilane (TEOS) and 2-(2-pyridyl) …

Concentration-dependant selective removal of Cr (III), Pb (II) and Zn (II) from aqueous mixtures using 5-methyl-2-thiophenecarboxaldehyde Schiff base-immobilised …

S Parambadath, A Mathew, MJ Barnabas… - Journal of Sol-Gel …, 2016 - Springer
Methyl-2-thiophenecarboxaldehyde (MTC)-derived Schiff base was immobilised over SBA-
15 (TS-SBA-15) via a two-step modification procedure. Initially,(3-aminopropyl) …

Separation and preconcentration of gold and palladium ions with a carboxylated pillar [5] arene derived sorbent prior to their determination by flow injection FAAS

SY Zhou, N Song, SX Liu, DX Chen, Q Jia, YW Yang - Microchimica Acta, 2014 - Springer
We report on the use of a water-insoluble pillar [5] arene derivative carrying ten carboxy
groups as an adsorbent, packed in a glass microcolumn, for the separation and …

Nanomaterials for Environmental Protection

BI KHARISOV, OV KHARISSOVA, HVR DIAS - 2014 - Wiley Online Library
Air, water, and ground pollutants are undeniably a major problem for the environment.
Adverse effects caused by auto emissions, unsafe disposal of toxic waste, and harmful by …

Comparison of the performance of different modified graphene oxide nanosheets for the extraction of Pb (II) and Cd (II) from natural samples

O Sayar, K Mehrani, F Hoseinzadeh, A Mehrani… - Microchimica Acta, 2014 - Springer
Graphene nanosheets were modified with amino groups and the resulting material was
used as a sorbent for the extraction of cadmium and lead ions. The nanosheets were …

High-performance waste cellulose based adsorbent used for determination of Ag (I) coordination anions

Z Lou, S Wen, L Wan, P Zhang, Y Wang… - Journal of Polymers and …, 2018 - Springer
Cellulose adsorbent containing hydrosulphonyl groups based on ammonia–
thiosemicarbazide modified waste paper was synthesized (PWP-Cl-TSC). A simple and …

Effective recovery of AuCl4–using thiosemicarbazide and thiocarbohydrazide functionalized D301 resin

XY Xue, HF Li, Y Wang, FQ An, TP Hu… - Desalination and Water …, 2019 - Elsevier
In this study, two novel adsorbents (TSCD301 and TCHD301) were successfully synthesized
through ring-opening reaction between the amino of thiosemicarbazide or …

NaNomaterials oN the Basis of ChelatiNg ageNts, metal Complexes, aNd orgaNometalliCs for eNviroNmeNtal purposes

BI Kharisov, OV Kharissova… - Nanomaterials for …, 2014 - Wiley Online Library
Summary N‐, N, O‐, S‐, P‐containing ligands and a few organometallic compounds as a
basis of nanomaterials and nanocomposites are discussed with regard to their …