Vol. 59 No. 2 (2024)

Articles

• CORROSION BEHAVIOR OF MILD STEEL IN SODIUM SULFATE SOLUTION IN PRESENCE OF PHOSPHATES OF DIFFERENT COMPOSITION

  Ainur Raimbekova, Viktoriya Kapralova, Angelina Popova, Sholpan Kubekova, Amantai Dalbanbay, Aizhan Kalenova, Bekezhan Mustahimov, Sharipa Yermekbayeva, Sharbanu Myrzabekova

  367-377

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• APPLICATION OF ILLUSTRATIVE MATERIALS IN FOREIGN LANGUAGE TEACHING FOR ENGINEERING SPECIALTIES

  Tsvetelina Vukadinova

  487-492

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• SIGNIFICANCE OF ASSESSMENT AND COMMUNICATION WITH THE TEACHER IN THE CHEMICAL TECHNOLOGY LEARNING PROCESS

  Silvia Traykova, Lachezar Radev

  479-486

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• CHALLENGES TO THE ORGANIZATION OF WORKPLACES IN THE INDUSTRIAL ENTERPRISE

  Silviya Hristova

  473-478

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• CYBER-PHYSICAL SECURITY THROUGH FACIAL RECOGNITION AND SENSOR DATA ANALYSIS

  Ivaylo Atanasov, Dimitar Pilev

  465-472

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• COVERING A MAXIMUM NUMBER OF POINTS BY A FIXED NUMBER OF EQUAL DISKS VIA SIMULATED ANNEALING

  Fani Tomova, Stefan Filipov, Ana Avdzhieva

  457-464

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• 3D SPACE KINEMATICS OF A ROBOT FOR PROCESS AUTOMATION IN METALLURGY

  Valentin Slavov, Verjinia Aleksandrova

  451-455

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• ELECTRON BEAM LITHOGRAPHY PROCESS QUALITY IMPROVEMENT BY ROBUST ENGINEERING APPROACH

  Lilyana Koleva, Asya Asenova-Robinzonova, Elena Koleva

  439-450

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• CONDITION BASED ASSESSMENT FOR PREDICTIVE MAINTENANCE OF METALLURGICAL EQUIPMENT

  Emil Mihailov, Ivanka Petrova, Monika Asenova

  431-438

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• THE EFFECTIVENESS OF ELECTRON BEAM MELTING FOR REMOVING IMPURITIES FROM TECHNOGENIC METAL MATERIALS

  Martin Markov, Vladislava Stefanova, Katia Vutova

  419-430

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• SYNTHESIS AND PHYSICO-CHEMICAL STUDY OF Co, Ni, Cu, AND Sn NANOPARTICLES

  Tihomir Petrov, Lilia Aljihmani

  411-418

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• THE POTENTIAL FOR CARBON SEQUESTRATION IN RECLAIMED MINE SOIL

  Ekaterina Serafimova, Kremena Dedelyanova

  403-410

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• OCCUPATIONAL RISK ASSESSMENT TO EXPOSURE OF RESPIRABLE CRYSTALLINE SiO2 AT CEMENT MANUFACTURING

  Vladislava Kirova, Spaska Yaneva, Nadezhda Rangelova

  395-402

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• INVESTIGATION OF WASTE BIOMASS ASH FROM PAPER INDUSTRY

  Ekaterina Serafimova, Asya Manoylova, Vilma Stoyanova

  389-394

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• EVALUATION OF THE ADHESION STRENGTH OF DOUBLE-SIDED COATED SELF-ADHESIVE TAPES AND THERMAL ADHESIVE

  Rimantas Stonkus, Emilė Laurinaitytė, Igor Iljin, Raimondas Jasevičius

  379-388

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• COMPARATIVE STUDY OF POLYPHENOLIC COMPOSITION AND REDUCING PROPERTIES OF EXTRACTS OF CANNABIS SATIVA L., CANNABIS INDICA AND CANNABIS HYBRID

  Nikolay Vetskov, Nikolay Kaloyanov, Ivaylo Hinkov, Svetlomir Diankov, Katya Pashova, Vanya Gerasimova, Milena Funeva-Peycheva, Todorka Yankovska-Stefanova, Atanas Garbev

  237-242

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• OPTIMIZING STABILITY OF WET CHEMISTRY OXIDE PASSIVATION OF Si (111) AND Si (100)

  Abhinav Deep Pakki, Rupendra Kumar Sharma, Neda Neykova, Petko Mandjukov, Jakub Holovský

  361-366

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• АPPLICATION OF ELECTROCHEMICALLY PREPARED Sn-Co ALLOY POWDERS AS ANODE MATERIAL FOR LITHIUM-ION BATTERIES

  Katya Ignatova, Toma Stankulov

  351-360

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• ENHANCED PHOTOCATALYTIC PROPERTIES OF MnOx CO-CATALYTIC MODIFIED ZnO NANOSTRUCTURED FILMS FOR ORGANIC DYE DEGRADATION

  Dobrina Ivanova, Silviya Simeonova, Nina Kaneva

  343-350

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• INFLUENCE OF Nb2O5 AND B2O3 ON THE PHOTOCATALYTIC AND ANTIBACTERIAL ACTIVITY OF SOL-GEL DERIVED TiO2 NANOPОWDERS

  Albena Bachvarova-Nedelcheva, Reni Iordanova, Nelly Georgieva, Veronica Nemska, Tsvetelina Foteva, Angelina Stoyanova

  335-342

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• ULTRATHIN ORGANIC DYE LAYERS FOR SENSITISATION OF SILICON

  Lukáš Gdula, Branislav Dzurňák, Anna Pražanová, Tom Markvart

  329-334

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• OBTAINING Na2SO4 FROM SODA SMELTING SLAG FROM THE RECYCLING OF LEAD ACID BATTERIES

  Biserka Lucheva, Peter Iliev, Nadezda Kazakova, Miroslav Iliev

  323-328

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• EFFECTS OF ZEOLITE INCORPORATION AND INERT FILLERS ON THE CURING OF CEMENT MORTARS

  Vilma Petkova, Ventseslav Stoyanov, Bilyana Kostova, Katerina Mihaylova

  313-322

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• GLASS-FORMATION IN THE As2Se3-GeSe2-ZnTe SYSTEM

  Lilia Aljihmani, Tihomir Petrov

  309-312

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• METHODS FOR THE SYNTHESIS OF TiO2 NANOPARTICLES. PROPERTIES OF TEXTILE MATERIALS TREATED WITH TiO2 NANOPARTICLES

  Margarita Koleva, Desislava Angelova, Darina Zheleva

  301-308

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• THERMODYNAMIC MODELING OF RIVER WATER AS A TOOL FOR ENVIRONMENTAL IMPACT EVALUATION

  Antonina Kovacheva, Rumiana Gergulova, Radost Ilieva, Diana Rabadjieva, Ivelin Vladov, Veselin Nanev

  287-300

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• THE INFLUENCE OF THE HYDRATION NUMBER IN A MIXED LIPID BILAYER WITH CHOLESTEROL

  Nikoleta Ivanova

  279-286

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• OBTAINING OF BALSAMIC POPLAR EXTRACT AS BIOSTIMULANT FOR AGRICULTURAL PLANTS

  Anna Mechshanova, Vladilen Vladilen, Andriana Surleva, Temenuzhka Radoykova

  269-278

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• GC MS/MS METHOD FOR POLYCYCLIC AROMATIC HYDROCARBONS ANALYSIS IN AMBIENT AIR PM2.5

  Anife Veli, Zilya Mustafa, Stela Naydenova, Iva Smoljo, Elena Hristova, Lenia Gonsalvesh

  251-268

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• THE EFFECT OF RADIATION PRESERVATION ON MACROMOLECULE CONTENT, ANTIMICROBIAL ACTIVITY AND RADICAL - SCAVENGING POTENTIAL OF PORTULACA OLERACEA L. LEAVES EXTRACT

  Yаnka Karamalakova, Kamelia Petkova - Parlapanska, Ivaylo Hinkov , Nikolay Vetskov, Ekaterina Georgieva, Galina Nikolova

  243-249

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