Competition of Aromatic Bromination and Nitration in Concentrated Sulfuric Acid
Alexander M. Andrievsky, Mikhail V. Gorelik

New Method of Generation of Carbon Molecules and Clusters
Alexey Kharlamov, Ganna Kharlamova, Marina Bondarenko, Veniamin Fomenko

Synthesis and Characterization of CuIn_2n+1 S_3n+2 (with n = 0, 1, 2, 3 and 5) Powders
Naoufel Khemiri, Dhafer Abdelkader, Bilel Khalfallah, Mounir Kanzari

Synthesis, Structural Study and Spectroscopic Characterization of a Quinolin-8-Yloxy Derivative with Potential Biological Properties
Elida Romano, María V. Castillo, Jorgelina L. Pergomet, Juan Zinczuk, Silvia A. Brandán

Retraction：Intercalation of Amines into Layered Calcium Phosphate and Their New Behavior for Copper Retention from Ethanolic Solution
Camila F. N. da Silva, Ana Paula B. Dias, Ana Paula R. Santana, Jéssica S. Pizzo, Fernando M. de Souza, Angélica M. Lazarin, Rosana L. Sernaglia, Elza I. S. Andreotti