Vol. 58 No. 1 (2023): Volume 58, Issue 1

Articles

• Physicochemical and structural characterization of silicate glasses containing iron oxides

  Irena Mihailova, Ruzha Harizanova, Tina Tasheva, Nikoleta Dimova, Christian Rüssel

  3-7

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• Phase composition and microstructure characterization of strontium-modified barium titanate glass-ceramics

  Ruzha Harizanova, Martin Pernikov, Irena Mihailova, Dragomir Tatchev, Georgi Avdeev, Ivalina Avramova, Christian Rüssel

  8-13

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• Synthesis of layered copper-zinc hydroxide nitrate nanoparticles: New approach, new insights

  Krasimir Ivanov, Elitsa Kolentsova, Dimitar Dimitrov, Daniela Karashanova, Nguyen Cao Nguyen

  14-32

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• Development of optimal composition of dinas refractory materials

  Azizjon A. Eminov, Shafoat S. Namazov, Zulayho R. Kadyrova

  33-37

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• Phase study ofRapana venosashells from the Black Sea

  Janna Mateeva, Albena Yoleva, Stoyan Djambazov

  38-43

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• Self-compacting concretes with the polymer admixture

  Leonid Dvorkin, Oleh Bordiuzhenko

  44-52

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• One step comparative study by Hirshfeld surface analysis, energy frameworks and DFTof hybrid organic-inorganic phosphate

  Abdellatif Rafik, Hafid Zouihri, Taoufiq Guedira

  53-67

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• Synthesis and properties of chromium-based garnet pigments

  Fila Yovkova, Mariela Minova, Tsvetan Dimitrov, Adriana Georgieva, Irena Markovska

  68-74

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• Immobilization ofLactiplantbacillus plantarumcells on distillery spent grains for lactic acid production

  Bilyana I. Ilieva, Svetla T. Danova, Dragomir S. Yankov

  75-84

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• The gamma irradiation effect on the antioxidant and lipid oxidation activity of almond (Prunus dulcis l.) oil

  Yanka Karamalakova, Adriana Slavova-Kazakova, Svetlana Momchilova, Maria Karsheva, Svetlomir Svetlomir Diankov, Galina Nikolova

  85-92

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• PhytochemicalanalysisandassessmentoftheantioxidantactivityandcytotoxicitypotentialofhydroethanolicextractofBulgarianSideritis scardica

  Anelia Dobrikova, Zlatina Gospodinova, Martin Stefanov, Emilia Apostolova, Krasteva. Natalia

  93-100

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• In vitroirradiation of smooth muscle tissues with LED red and laser near-infrared light modulatesneurotransmission pathways

  Charilaos Xenodochidis, Milena Draganova, Milena Georgieva, George Miloshev, Zagorchev. Plamen

  101-108

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• New evidence for frequency-dependent permittivity response of biological matter. Part II: Carbohydrate testing by dielectric impedance spectroscopy

  Emiliya Mladenova, Miglena Slavova, Lili Dobreva, Ana-Maria Mladenova, Ofeliya Kostadinova, Svetla Danova

  109-115

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• Temperature effect on the electrochemical impedance spectra in presence of quaternary ammonium bromides in acid media

  Angelina K. Popova, Aleksej A. Vasilev

  116-124

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• Behavior of the electronic absorption spectrum of bromocresol purple toward neat solvents and binary aqueous solvents: revers solvatochromism, preferential solvation and multiparametric analysis

  Sokaina Saad Hemdan, Asma M. Al gebali, Fatma Khairallah Ali

  125-142

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• Removal of Rhodamine-B dye using chemically modified activated Muscovite: kinetics, isotherms,and thermodynamic studies

  Mohamed Nageeb Rashed, Abedel-Salam Abedel Gany Arfeen, Fatma Ahmed El-Dowy

  143-152

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• Computer simulation and analyses of glacial-grade acrylic acid production via the catalytic oxidation of propylene

  Chavdar P. Chilev, Evgeni B. Simeonov

  153-166

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• Effect of saturated fatty acid composition of biodiesel on oxides of nitrogen and smoke emissions

  Palsami Tamilselvan, Larissa Sassykova, Kathirvelu Bhaskar, Sendilvelan Subramanian, Kannayiram Gomathi, Muthuswamy Prabhahar, Sekar Prakash

  167-177

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• The use of coagulants from industrial waste in water treatment processes

  Inna Trus, Mukola Gomelya, Yana Kryzhanovska

  178-186

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• Development of leaching predictive models for elements extraction from coal fly ash in sulphuric acid solution: Application of Eureqa Newtonian software

  M. Clotilde Apua

  187-199

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• Effect of low Al content on the electrode performance of LaNi5-xAlx hydrogen storage alloys

  Stanislava Todorova, Borislav Abrashev, Vesselina Rangelova, Evelina Vassileva, Tony Spassov

  200-207

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• Mathematical modeling and multicriteria optimization of the ceramic indicators of the refractory linings of steel foundry ladles

  Dimitar Borisov

  208-216

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• Study of the forging process in a new design tool implementing alternating deformations

  Sergey Lezhnev, Abdrakhman Naizabekov, Dmitry Kuis, Evgeniy Panin

  217-221

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• Metallographic investigation of damaged tinplate aerosol cans

  Dimitar Krastev, Boyan Yordanov, Ilyan Mitov

  222-227

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• Study on the influence of рolymethylmethacrylat on the wearproofness of steel

  Volodymyr Vasilivich Tsyganov, Sergey Sheiko

  228-233

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• Challenges in the symbiosis Green Deal and metallurgy industry

  Teodora Obretenova

  234-237

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