No 11 / 2019

Download summary (PDF)

1. Ali Reza KIASAT, Sheida HAMID and Seyyed Jafar SAGHANEZHAD

Bipyridinium chloride supported rice husk silica: an efficient nanocomposite for the one-pot preparation of spirooxindole pyran and 2-amino-4H-chromene derivatives

Key words: nanosilica, nanocomposite, rice husk nanosilica, bipyridine, spirooxindole pyrans, 2-amino-4H-chromenes.

Download Art 1 (PDF)

2. Nabila AOUMEUR, Noureddine TCHOUAR, Salah BELAIDI, Dalal HARKATI, Houmam BELAIDI and Abderrahmane ROUANE

In silico investigation applied in physical, chemical properties and vibrational analysis of 1.3.4-thiadiazole derivatives 

Key words: 1,3,4-thiadiazole, DFT, MESP, GIOAO, vibrational analysis.

Download Art 2 (PDF)

3. Abdul Qayyum KHAN, Ata Ur RAHMAN, Muhammad YASEEN, Haroon Ur RASHID, Mahmood IQBAL and Mushtaq Ur REHMAN

Synthesis and characterization of poly(acrylic acid-co-acrylamide)-sawdust composite for the adsorptive removal of Cd(II) and Pb(II) from aqueous solutions

Key words: poly(acrylic acid-co-acryl amide)/sawdust composite, heavy metal, adsorption isotherm, activation energy, SEM, FT-IR.

Download Art 3 (PDF)

4. Seif BENNIA, Noura KHEMIRI, Rim MILAD, Abdesslem JEDIDI, Manef ABDERRABBA and Sabri MESSAOUDI

Theoretical study of bis-adduct fulleropyrrolidines isomers

Key words: fulleropyrrolidines, bis-adduct, density functional theory, photovoltaic cells, LUMO energy.

Download Art 4 (PDF)

5. Madiha DJAHIECHE, Hamza BOUFENAYA and Abbes BOUKHARI

Regio- and stereoselectivity of [3+2] cycloaddition reaction of methacrolein with diarylnitrones catalyzed by chiral rhodium complex

Key words: aromatic nitrones, 1,3-dipolar cycloaddition, stereoselectivity, enantioselectivity, methacrolein.

Download Art 5 (PDF)

6. Veronica BRĂTAN and Niculae I. IONESCU

The adsorption of O2 on ZnO and the logarithmic law

Key words: adsorption solid-gas, nonlogarithmic rate law.

Download Art 6 (PDF)

7. Brahim BOURAS, Tayeb HOCINE, Karim BENHABIB, Redouane ZAIR, Asma MANSRI, Lahcène TENNOUGA and Kaddour GUEMRA

Turbidity removal from bentonite suspension by coagulation/flocculation using modified p-phenylenediamine/

Key words: modified copolymer, p-phenylenediamine, hydrolyzed poly (acrylamide), flocculation, turbidity. 

Download Art 7 (PDF)

8. Nesimi ULUDAG and Ozge NUR GIDEN

A new reagent for efficient synthesis of nitriles from aldoximes using methoxymethyl bromide

Key words: aldoxime, nitriles, methoxymethyl bromide, dehydration, oximes.

Download Art 8 (PDF)

9. Ghayth RIGANE, Jed JEBALI, Hanen GHAZGHAZI, Hajer RIGUENE, Mohamed LAARBI KHOUJA and Ridha BEN SALEM

Chemical composition and biological activities of Pinus halepensis Mill. oil

Key words: Pinus halepensis, phenolic content, fatty acid, oil.

Download Art 9 (PDF)

10. Tong XU, Jia-Hui ZHANG, Zhao-Ying LIU, Xuan LI and Song ZHU

Effect of light intensity and water aging on surface hardness of dental resin-composites

Key words: resin-composite, surface hardness, water aging, light intensity.

Download Art 10 (PDF)