Volume 57, Iss.4, 2022

Journal of Chemical Technology and Metallurgy

57, Iss. 4, 2022
ISSN 1314-7471 (print)
ISSN 1314-7978 (on line)

Honorary Editor
Prof. Dr. Bogdana Koumanova
University of Chemical Technology and Metallurgy
 

Editor-in-Chief
Prof. Dr. Dancho Danalev
University of Chemical Technology and Metallurgy

 

Effect of modified pyrolysis carbon on the properties of elastomer composites based on styrene-butadiene rubber

Petrunka Malinova

 

Optical response evaluation of azopolymer thin solid films doped with gold nanoparticles with different sizes

Nataliya Berberova-Buhova, Lian Nedelchev, Elena Stoykova, Dimana Nazarova

 

Influence of ultrasonic impact on oil preparation processes

Rasul Eshmetov, Dilnoza Salikhanova, Dilnoza Jumaeva, Izzat Eshmetov, Dilafruz Sagdullaeva

 

Experimental study of biodiesel-diesel blending using different processing technologies and feedstock

M.S. Gad, Ashraf Amin, Ibrahim Mustafa

 

Synthesizing oxygen-containing additives to fuel by etherification of hex-1-ene and hept-1-ene

Ismagil Khusnutdinov, Irina Goncharova, Tatyana Kachalova, Aliya Safiulina, Sergey Petrov

 

Development of simplified models for optimization of biochemical methane potential procedure

Polina Velichkova, Todor Ivanov, Ivo Lalov

 

Synthesis of new triazole and thiadiazole derivatives of the N, N’-disubstituted benzimidazole-2-thione and evaluation of their antitumor potential

Neda Anastassova, Irina Georgieva, Vanya Milanova, Rumiana Tzoneva, Kuentin Radev, Denitsa Yancheva, Anelia Mavrova

 

Guanidinoadamantanes - design, synthesis and biological activity

Radoslav Chayrov, Kiril Chuchkov, Aleksandra Tencheva, Angel Galabov, Borislav Yurukov, Ivanka Stankova

 

pH adjustment and inclusion complex formation with hydroxypropyl-β-cyclodextrin to increase p-methoxycinnamic acid solubility

Dewi Isadiartuti, Noorma Rosita, A. Syahrani, Toetik Ariyani, Nadia Pramasari.

 

Chemical modelling studies on calcium (II) and magnesium (II) complexes of succinic acid dihydrazide (a ditopic ligand) in aqueous medium

Uma Rani Bhagavatula, Shyamala Pulipaka, Nirmala Devi Danabala, Satyanarayana Atreyapurapu

 

pH dependent radical-scavenging propensity of monohydroxycinnamic acids

Lyuben Borislavov, Zhivko Velkov, Alia Tadje

 

Cu-Sb alloy electrodeposition from pyrophosphate electrolytes

Vasil Kostov

 

Nascent oxygen – active component of anolyte, obtained by means of electrochemical activation of water

Paunka Vassileva, Dimitrinka Voykova, Georgi Gluhchev, Ignat Ignatov, Dimitar Mehandjiev

 

Low-waste technology of water purification from nitrates on highly basic anion exchange resin

Inna Trus, Mukola Gomelya

 

Influence of ultrasonic and reagent treatment regimes on corrosion and antyscaling properties in water circulating systems

Nina Bіlousova, Іryna Kosogina, Yury Gerasimenko, Svitlana Kyrii, Oleksii Kosohin

 

Assessment of water quality index in the river Ibër

Mehush Aliu, Sabri Hajdini, Faruk Hajrizi

 

Nanoindentation studies on effects of rice husk ash-graphite copper nanoparticles admixtures on mechanical properties of Al 6063 hybrid reinforced composites

Henry Kayode Talabi, Benjamin Omotayo Adewuyi, Oladayo Olaniran, Isiaka Oluwole Oladele

 

Influence of roll lubricants on the formation of thickness and rolling force along length of thin strips of non-ferrous metals and alloys

Roman Shatalov

 

Kinetic study of pack-boriding of AISI 1010 steel: intragranular and intergranular diffusion

Omar Azouani, Mourad Keddam

 

Changes in microstructure and properties of austenitic AISI 316 during high-pressure torsion steel

Andrey Volokitin, Abdrakhman Naizabekov, Irina Volokitina, Alexandr Kolesnikov

 

Residual austenite dependence on heat treatment conditions in high chromium steels for forged components

Andrea Di Schino, Riccardo Maccaglia, Riccardo Massi

 

A kinetic approach for assessing boron diffusivities in iron boride layers formed on 34CrAlNi7 steel

Mourad Keddam, Polat Topuz

 

Investigation of the influence of Ni²⁺ concentration for the obtaining of electroless Cu-Ni-P alloy coatings on the dielectric surface

Mihaela Georgieva

 

Thermodynamic and kinetic investigation of iron silicate reduction with different reducing agents

Daniela Grigorova, Rossitza Paunova

 

Investigation of the possibility of determining the thermal conductivity coefficient of A356 foam by mathematical modeling and identification procedure

Georgi Evt. Georgiev, Angel Velikov, Bojko Krastev, Sasho Popov, Sergej Stanev, Rozina Yordanova, Valentin Manolov

 

Application of the Monte Carlo method for forecasting the duration of Peirce-Smith converter campaigns

Fani Tomova

 

Graph-analytical method for determining the power of arcs in a three-phase electric arc furnace at given phase currents

Valery Todorov

 

Guide for Authors

 

The present issue of Journal of Chemical Technology and Metallurgy is published with the financial support of the Bulgarian Fund “Scientific Research”, Contract No КП-06-НП3/35, 15 November 2021.