Leaching recovery of rare earth elements from the calcination product of a coal coarse refuse using organic acids

B Ji, Q Li, W Zhang - Journal of Rare Earths, 2022 - Elsevier
Due to the increasing criticality of rare earth elements (REEs), it has become essential to
recover REEs from alternative resources. In this study, systematic REEs leaching tests were …

Two-and three-dimensional networks of gadolinium (III) with dicarboxylate ligands: synthesis, crystal structure, and magnetic properties

L Cañadillas-Delgado, J Pasán, O Fabelo… - Inorganic …, 2006 - ACS Publications
Four gadolinium (III) complexes with dicarboxylate ligands of formulas [Gd2 (mal) 3 (H2O) 5]
n⊙ 2 n H2O (1),[Gd2 (mal) 3 (H2O) 6] n (2),[NaGd (mal)(ox)(H2O) 3] n (3), and [Gd2 (ox) 3 …

Investigation on the SR method growth, etching, birefringence, laser damage threshold and thermal characterization of strontium bis (hydrogen L-malate) hexahydrate …

A Senthil, P Ramasamy - Journal of crystal growth, 2014 - Elsevier
Optically good quality, semi-organic bulk single crystal of strontium bis (hydrogen l-malate)
hexahydrate (SrLM) was successfully grown by Sankaranarayanan–Ramasamy (SR) …

Crystal growth and characterization of a new co-ordination complex—barium tetrakis (maleate) dihydrate

V Mahalakshmi, A Lincy, J Thomas… - Journal of Physics and …, 2012 - Elsevier
Crystals of barium tetrakis (maleate) dihydrate [Ba4 (C4H2O4) 4]⁎ 2H2O are grown in
gelated hydrosilica matrix. Single crystal X-ray diffraction studies show that the crystal …

Vibrational spectra of hydrates of some metal (II) malonates

M Ristova, G Petruševski, A Raškovska… - Journal of molecular …, 2009 - Elsevier
As a part of our vibrational spectroscopic investigations of crystalline hydrates of salts of
malonic acid, the FT-IR spectra of the dihydrates of four metal (II) malonates were recorded …

Synthesis, Thermal, Structural Analyses, and Photoluminescent Properties of a New Family of Malonate-Containing Lanthanide (III) Coordination Polymers

S Hussain, X Chen, WTA Harrison, S Ahmad… - Frontiers in …, 2019 - frontiersin.org
Five new Lanthanide (III) complexes of malonic acid (HOOC-CH2-COOH);{[Gd
(C3H2O4)(H2O) 4]· NO3} n (1),{[Tb (C3H2O4)(H2O) 4]· NO3} n (2),{[Ho (C3H2O4)(H2O) 4] …

Crystal growth and structural remarks on malonate-based lanthanide coordination polymers

FS Delgado, P Lorenzo-Luis, J Pasan… - …, 2016 - pubs.rsc.org
The synthesis, structural characterization and thermal study of new coordination polymers
(CPs) of formula [Ln2 (mal) 3 (H2O) 5]· 2H2O [Ln= Ho (1· 2H2O), Tb (1a), Dy (1b), Er (1c) …

Synthesis, crystal structures and spectroscopic studies of praseodymium (III) malonate complexes

KE Chrysomallidou, SP Perlepes, A Terzis… - Polyhedron, 2010 - Elsevier
Reactions of malonic acid (H2mal) with PrCl3· 6H2O afforded the known complex [Pr2 (mal)
3 (H2O) 6] n (1), and compounds [Pr2 (mal) 3 (H2O) 6] n· 2nH2O (2· 2nH2O),[PrCl …

A 1-D chain praseodymium complex with chelidamic acid: synthesis, structure, and optical properties

JP Zou, ZH Wen, Q Peng, GS Zeng… - Journal of …, 2009 - Taylor & Francis
The title compound [Pr (C7H3NO5)(C7H4NO5)(H2O) 2] n· 1.25 n H2O (1) or [Pr
(HChel)(H2Chel)(H2O) 2] n· 1.25 n H2O, where H3Chel is 4-hydroxypyridine-2, 6 …

Structural, thermal and dielectric properties of cobaltous malonate single crystals grown in limited diffusion media

A Lincy, V Mahalakshmi, AJ Tinto, J Thomas… - Physica B: Condensed …, 2010 - Elsevier
Well-faceted crystals of cobaltous malonate (C6 H12 Co2 O12) have been grown by the
controlled diffusion of ionic species in hydrosilica gel. Single crystal X-ray diffraction studies …